Hydraulic engineering and foundations and soil-shifting (E02)

E   Fixed constructions(157762)
E02            Hydraulic engineering; foundations; soil-shifting(35388)
ethod of earthen cement concrete diaphragm plate control in ground dam // 2628447
FIELD: construction.SUBSTANCE: method of earthen cement concrete diaphragm 3 plate control in a ground dam 2 includes the fiber optic temperature sensor 5 laying along the entire area of the earthen cement concrete diaphragm 3 from the side of the tail pond 4 and its connection to the reading fiber optic transceiver determining the fault location and the leakage amount through the earthen cement-concrete diaphragm 3. To do this, waterproof shelves 1 of dawk are poured in steps of 1.0-3.0 m and slope i towards the lower dam 4 in the process of erecting a ground dam 2 along its height in the zone of the subsequent creation of a earthen cement concrete diaphragm 3 for directing the flow of water towards the location of a fiber optic temperature sensor 5 layed along the edges of the waterproof shelves 1. The width of the waterproof shelf 1 is taken to be at least 2.5 to 3 times of the width of the earthen cement concrete diaphragm 3 to prevent damage to the fiber optic temperature sensor 5 during subsequent drilling operations to create a earthen cement concrete diaphragm 3.EFFECT: location of damages in the earthen cement concrete diaphragm of the ground dam correct to 1m, quantitative assessment of the water filtration volume through damages, reduction in the time and costs of their detection and elimination.2 cl, 3 dwg
ethod for arranging anti-erosion water-saving pipeless closed drainage on catena in moraine soils // 2628354
FIELD: agriculture.SUBSTANCE: method for arranging an erosion-free water-saving pipeless closed drainage on the catena in moraine soils with binary deposits includes plowing the soil in paddocks across the slope to form back ridges and open furrows - furrows with bridges that trap the surface water runoff. Wherein upwards on a straight slope having an inclination of at least 15 ‰ and not more than 50 ‰, the width of each previous paddock Bi is less than the width of each subsequent one Bi+1. Before plowing the soil on the catena, the tree and shrub vegetation is removed, with cutting and removing scrub trunks, while leaving natural field- or garden protective forest belts with the subsequent marking of the placement of the open furrows between them. Thereinafter, along the planned lines of the open furrows perpendicular to the straight slope, ditches are laid with a depth not less than the calculated p-percentage probability of exceeding the soil freezing depth at the place of their laying, followed by laying in each ditch along its perimeter a tape of a fiberglass material of at least b = 2L+s, where L is the ditch slope length, and s - the ditch width along the bottom, in which fascines built of trees and shrubs and laid in the ditch on the fiberglass tape by 1/3…1/2 of its height are wrapped. Then the ditches are gathered with a full turn of the furrow slice, covering the fascines wrapped in the tape of a fiberglass material with sod, and the final plowing-in of each ditch with water-permeable soil of the binary deposits with its compacting by a caterpillar or the wheels of the used tractor is carried out. The laying of the ditches is carried out, for example, by means of a plow ditcher with broom cleaners. For laying in the ditch and wrapping the fascines, a tape of a fiberglass material of grade BB-AM according to TU 21-23-131-80 is used.EFFECT: ensuring the preservation and the expanded reproduction of soil fertility and the high efficiency of agricultural crops cultivated on a catena.3 cl
ethod for consolidation of ground base of hydrotechnical structure // 2628348
FIELD: construction.SUBSTANCE: primary application area of the invention is the consolidation acceleration of the ground base of the hydraulic structure of the gravity and pile-gravity types installed on the seabed in shallow shelf regions in difficult natural conditions, where, as a rule, the ground base is composed of cohesive soils. The method of consolidation of the ground base of the hydraulic structure installed on the seabed provides for the structure immersion by accepting ballast by the structure and setting the structure base onto the seabed. Wherein on the seabed, outside the structure setting area, the wellpoints are placed at some distance from the structure foundation along its perimeter, connected to a single hydraulic system in which underpressure is created and maintained by a vacuum pump. The structure is immersed by ballasting the platform housing, up to ensuring the calculated contact of the foundation bottom of the platform housing with the seabed while simultaneously pressing the base of the electrodes into the ground. After that, the wellpoints are connected to the negative pole of the direct current source, and the electrodes are connected to the positive pole of the direct current source, and the electric current is passed to ensure the formation of the low ground water saturation area in the interaction area of the foundation with the ground base, ensuring the consolidation of the platform ground base, after which the electric current is switched off.EFFECT: reducing material consumption and labour intensity while creating a hydraulic structure, reducing the ballast volume for ensuring specified stability of the hydraulic structure due to reducing the pore pressure in the ground, formed during the installation of the structure on the seabed, and increasing the stability and carrying capacity of the ground base of the hydraulic structure.2 cl, 3 dwg

Drainage and humidification system // 2628341
FIELD: agriculture.SUBSTANCE: drainage and humidification system includes closed drains associated with a manifold communicated with the storage pond of drain water, on the bank of which a pumping station is located, connected through a fine water filter to a system of water distribution pipelines connected to irrigation pipelines equipped with drippers-water outlets. The fine water filter represents a group of disc sprinklers installed above a filtration site comprising a waterproof corrugated base, on the surface of which a layer of filter material is placed. Along the contour of the site, a catchment groove is made, connected to a filtrate tank equipped with a pump for supplying water to the drip irrigation system. The filter material can be represented by peat mats.EFFECT: design of the drainage and humidifying system provides increasing the reliability of the drip irrigation network operation at the recycling of drainage waters on drained lands.2 cl, 2 dwg

Control method of the hydraulic gate drive for the hydraulic gate with the electric machine, operational diagram, the hydraulic gate drive and the hydroelectric power station // 2627999
FIELD: power industry.SUBSTANCE: drive has the asynchronous machine (210), operated as the asynchronous motor/generator to control the gate. The machine (210) has the brake (230) with release the brake device. The method contains the following steps in which the emergency closing situation is detected and/or indicated, the brake (230) is released by the release the brake device in the event, when the insufficient power is indicated. The machine (210) is activated by the gravity force of the hydraulic gate shield or the roller gate. The machine (210) is operated automatically, at that the rotating field is formed. The machine (210) is operated in the generating island operating mode, in which the rotating field is generated automatically.EFFECT: creation of the method and device to control the hydraulic gate or the roller gate drive, which during the emergency shutdown provides the gate shield release passively.24 cl, 4 dwg

ethod of installing heat stabilizers in ventilated underground of operated buildings // 2627793
FIELD: construction.SUBSTANCE: method of installing heat stabilizers in the ventilated underground of operated buildings includes drilling at least one vertical wellbore in a ventilated underground without disturbing the building floors. Installing in the wellbore the heat stabilizer having the evaporator pipe filled with a refrigerant and the condenser. The pipe is made with the possibility of bending, the radius of which does not exceed the height of the aerated underground. Wherein the depth of the heat stabilizer installation is such that the condenser is arranged above the ground level in the ventilated underground.EFFECT: simplifying the heat stabilizers mountingn procedure under an operated building, improving the maintainability of the soil cooling system and simplifying its maintenance, increasing the bearing capacity of foundation soils due to their cooling throughout the area of the ventilated underground of the operated building while reducing the amount of used heat stabilizers and freeing the adjacent territory due to arranging the cooling elements in the ventilated underground.4 cl, 3 dwg

Bulldozer equipment // 2627512
FIELD: transportation.SUBSTANCE: bulldozer equipment contains the following elements: a blade with butt faces with a frontal surface and a back side; pushing bars connected with the blade by hinges; hydraulic cylinders for lifting and lowering the blade; hydroscales changing the cutting angle of the blade; lateral cheeks hingedly fixed by means of brackets and bushings to vertical axes, installed on the butt faces of the blade; half-bottoms fixed with by means of hinges to the lower edges of the lateral cheeks. In the upper parts of the butt faces of the blade, the housings of hydromechanisms of lifting and lowering the lateral cheeks together with the half-bottoms are fixed with by means of swivels, and their rods are hinged to the brackets on the side cheeks. On each of the lateral cheeks, hydromechanisms of lifting and lowering the half-bottoms are installed with respect to the lateral cheeks. On the back side of the blade there are two hydromechanisms of turning the lateral cheeks with the half-bottoms in the horizontal plane, consisting of hydraulic cylinders, cranks and thrusts. Wherein the thrusts are attached to the lateral cheeks by means of ball joints, and the cranks and the housings of the hydraulic cylinders are fixed to the rear side of the blade using ball joints as well. On the adjacent faces of the half-days, butt connectors are made.EFFECT: no need to upgrade for lengthening of the pushing bars impairing the conditions of cutting the blade into the soil and reducing the productivity; when digging the soil with a blade, in front of it there are no protruding equipment elements reducing the visibility for the machine operator and prone to breakage in contact with the soil.2 cl, 8 dwg

ine drainage in flat and pitching mining of coal deposits with combined method // 2627504
FIELD: mining engineering.SUBSTANCE: mine drainage during flat and pitching mining of coal deposits with combined method includes sewage and drainage ditches of mine workings, drain sumps, pumpsets on the lower mine and open-cast horizons, pumping stations with or without drain sumps on the upper mine horizons sublevels, drain sumps and disinfection of mine waters on the surface system, connected into a single complex by a network of pipelines with stop valves. In underground drain sumps, located on the lower mine workings horizons, gravity growths of underground mine water come from the gutters of underground mine workings through underground water pre-treatment complexes, which serve to separate large and suspended particles up to 0.15 mm and immiscible liquids and floating objects with a density below water by mechanical and electrophysical methods. Then, they are delivered by the pumpsets to the drain sump, located on the lower horizon of open-cast, where they are mixed with the mine growth of open mine workings and by pumping units, located on the sides of open-cast or floating pontoon is delivered to the deep water purification complex on the surface, from where, purified and disinfected using mechanical, physical chemical methods, it flows into the surface drain sump and, after sludge, is discharged onto the terrain or external water bodies.EFFECT: increasing the degree of mine waters cleaning and wear resistance of equipment, ensuring elimination of multistage, reducing capital costs.3 cl, 1 dwg

ethod for strengthening weak soils of roadbed base // 2627347
FIELD: construction.SUBSTANCE: method for strengthening soils, including feeding water and cement grout into the soil from the surface by water and cement high-pressure jets and forming a vertically oriented support system; feeding the water and cement grout is carried out under the pressure of about 50 MPa through a jet-forming nozzle in the process of immersing the plunger under the weight of theroller-injector in its housing; forming the vertically directed support system is carried out in the form of spatial cone-shaped columns.EFFECT: increasing the strength of the subgrade base soils of motor roads and railways, airfields and similar structures, improving the quality of consolidation, reducing the labour intensity of the equipment maintenance and the material resources.3 dwg
Device and method for water drainage of fractured bedrock layers // 2627054
FIELD: mining.SUBSTANCE: device water drainage of the fractured underlying layers contains a drainage pipe made of seamless stainless steel pipes that passes through a well drilled in the underlying layers. The outer end of the drainage pipe is connected to the ring drainage siphon and valve by means of a connecting device. A lot of water drainage holes are located in the drainage pipe at a distance. A single-acting throttle water damper is installed inside the drainage pipe. Rubber water blocking rings, containing an expanding agent, are installed by means of couplings on the outer wall of the drainage pipe at a distance. The seal is installed between the outer wall of the upper end of the bilge pipe internal wall and drilled wells. The ring drainage siphon, connected to the drainage pipe, is connected externally to the actuator pump and water tank. The device for pouring out of the fractured underlying layers, pump the water from the cracks in the underlying layer in accordance with the principle of a hermetically sealed fluid siphon, so that the softening of the sole of the production of water from the underlying layer is prevented, thus improving the stability of the surrounding rock; in addition, the volume of water removed from the underlying layer is effectively regulated by the installed valve, thus ensuring a constant filling of the siphon with water and preventing entry of air into drilled wells and erosion of the rock layers.EFFECT: simplification of design and application.5 cl, 1 dwg

Protective frame for the vehicle cab and the vehicle with such frame // 2627053
FIELD: transportation.SUBSTANCE: present invention discloses the protective frame (12) for the vehicle cabin. The protective frame includes the upper frame (121) and the side frames (122) respectively, extending from the both ends of the upper frame (121) in the direction of one and the same side, the end of each side frame (122) is being rigidly connected to the vehicle body (13). The outer side of the lateral frame (122) lower part is inclined relative to the vehicle body (13). The present invention also relates to the vehicle, equipped with the above mentioned protective frame.EFFECT: safety increase.10 cl, 2 dwg
ethod of environmentally safe development of roadsides of automobile main roads and highways // 2626849
FIELD: ecology.SUBSTANCE: according to the method of environmentally safe development of the roadside of main roads and highways, the road ditches and other topographic inequalities are levelled reducing the steepness down to 5-10 degrees. Trunk trees are cut down and evergreen brushwood is planted in three levels, that have shock- and dust-absorbing and aerophytoncidal properties, at a distance of 25-75 m from the edge of the roadway. The first level is formed from creeping juniper with a height of 0.3-1.0 m, the second level - from common column-like juniper with a height of 3.5-4.0 m, the third level - from Caucasian Thuja with a height of 10-15 m in the form of a hedge.EFFECT: improved safety of vehicle traffic on the roads and highways, reduced risk of accidents and negative consequences of road accidents, improved quality of atmospheric air.

Prefabricated protective and regulatory structure // 2626627
FIELD: construction.SUBSTANCE: prefabricated protective and regulatory structure includes open hexahedral hollow blocks filled with boot material, arranged in rows and connected by links. The blocks are made in the form of rectangular parallelepipeds. Two large by length vertical side walls of the blocks are made of a rigid corrugated material with longitudinal stiffening ribs, the other three block walls are made of a flexible material. All the walls of the blocks are made of waterproof materials, hermetically connected to each other, with the possibility of stacking the blocks with large side walls against each other. The large vertical side walls of the blocks are attached to each other in transverse and longitudinal direction by rigid ties, and are fastened to the ground by means of vertical spurs, anchors and flexible ties.EFFECT: increased efficiency of the proposed quickly-erected prefabricated protective and regulatory structure of low specific weight, providing the possibility of its repeated installation and reinstallation in different locations with minimal labour costs.4 dwg

Universal unit for cleaning water from blue-green algae with possibility of their further application // 2626606
FIELD: agriculture.SUBSTANCE: design of the universal unit includes a boat represented by a pontoon, on the body of which buckets with a concave fine-mesh surface are pivotally attached with an individual drive of each of them. This makes it possible to create the unit width depending on the protective zone of the protected water reservoir areas. A conveyor is installed along the buckets for feeding algae in a container for transporting algae to the place of their utilisation. The algae-feeding conveyor is made with the possibility to change its direction to the opposite. The unit also contains an annular elevator and algae dryer using solar cells. In the composition with the boat, the unit operates in the autonomous mode. The boat acts as a tug to ensure linear movement of the unit. The unit design provides for its operation in stationary conditions on rivers with the water flow, in places where algae accumulate, as a means for protecting beach places and water intakes against algae, and also with the possibility of using it in the composition with a boat on closed water bodies - on lakes. Structural features of the unit extend the range of its application, make it universal.EFFECT: noted positive aspects of the claimed subject will allow to obtain high economic effect and wide practical application.2 dwg

ethod of erecting foundation // 2626479
FIELD: construction.SUBSTANCE: method of erecting a foundation includes preparing the ground base, arranging the grillage, gradually pressing piles by jacks while the bearing structures of the building are being erected, concreting the pile cavity and forming the head of the pile. The grillage is carried out in the form of a beam with openings in the places of the proposed installation of piles and is arranged either on a prepared ground foundation or on a foundation slab, in particular, a strip foundation. Pressing the piles at the next stage, or pressing additional pile sections arranged at the previous stages, is carried out from the grillage openings, with abutting the jacks in the upper part of the openings. The grillage beams are made in the form of a socle wall, monolithic or prefabricated from foundation blocks with openings in the lower part, limited, in particular, by the foundation slab. In the places of pressing the piles in the foundation slab, openings for the piles are made, or ruptures are formed.EFFECT: ensuring simplifying the pile pressing control simultaneously with the erection of the building and simplifying the possibility of reinforcing the foundations, if necessary, improving the method efficiency, expanding its scope of applying, simplifying the technology, reducing the material consumption of performing the works while pressing the piles.14 cl, 5 dwg
Device for protection of marine stationary construction from drifting ice or ice coating // 2626152
FIELD: construction.SUBSTANCE: device for protection of the offshore stationary construction 1 from the drifting ice 2 which is located at a distance from the offshore stationary construction 1 is a high-frequency energy radiator connected electrically to a source of converting electric power to ultrahigh-frequency energy. The ultrasonic radiators 6 are used as the radiators of ultrahigh-frequency energy, and the device is equipped with a ring-shaped enclosure of a cylinder-shaped form 3, made of reinforced concrete, which is immersed in seawater for part of its height, which surrounds the marine stationary construction 1. On the outer surface of the side wall of the ring-shaped enclosure 3, the radiators 6, made as ultrasonic, are located. The ring-shaped enclosure 3 is made of interconnected modules, each of which is a part of the wall of the ring-shaped enclosure, which is rotatably mounted around a permanently installed marine construction.EFFECT: reduction of energy consumption and labour of destruction of ice and increase in productivity when creating the opportunity to defragment the ice cover, while preserving the ice area around the drilling rig.2 dwg

Bucket of front-end loader // 2626106
FIELD: construction.SUBSTANCE: bucket of the front-end loader contains a body, side walls, side knives, vertical knives, a knife plate, teeth, visor, stiffeners, eyes, wedge of the front wall of the bucket body, which is formed by the inner and outer surfaces, differs in that the wedge contains an inner and outer plates, which in combination with the back side of the wedge form a closed cavity, the knife plate has a step for articulation with the outer wedge plate, the teeth are uniformly located on the knife plate and fixed on it, the lower working surface of the tooth is parallel to the support outer plane of the wedge.EFFECT: supplying the bucket with a wedge ensures the installation of the bucket at the beginning of digging without the use of an automatic control system, the digging process is realized in a simple, separate way, which ensures high productivity.7 dwg

ethod and device for testing of bearing capacity using the annular sensor // 2626101
FIELD: testing equipment.SUBSTANCE: method of load application to the pile, in which the upper part is placed below the first pile section, wherein the upper part is fixed to the first pile section. The bottom part is located near the upper part, at that the separation area is created so, that the pressurized fluid medium injection into the separation area provides the force, tending to push the upper part and the bottom part from each other, and causes the movement of the upper part at the first pile section. Wherein at least the part of the upper part cross section and at least a part of the bottom part cross section is opened to allow the materials to pass from above the upper part to the lower from the bottom part, and if there is the separation of the upper and bottom parts, then the upper and the bottom part remain the relative lateral position within the compartment. The fluid medium is injected into the separation area, in order to attach the load to the pile, at that the upper part is made annular with U-shaped cross section, and the bottom part is made either annular shaped with the cross section shape, complementary to U-shaped cross-section of the upper part, or the annular shaped with U-shaped cross section, having the open end, at that the open end of the bottom part is located in the U-shaped upper part. When the pressurized fluid medium is injected into the separation area, the outer wall of the bottom part is moved to the upper part outer wall to create the sealing and the inner wall of the bottom part is moved to the upper part inner wall to create the sealing.EFFECT: provision of the bearing capacity testing of the concrete pillars with their use after the testing, improvement of the testing accuracy.32 cl, 18 dwg

ethod of hydraulic dredger operation // 2626076
FIELD: construction.SUBSTANCE: method of hydraulic dredger operation which comprises development of water storage by hydraulic dredger or purification of water storage, wherein after completion of the development or purification of water storage, the suction pipeline or its part is disconnected, soil pump is started by retaining at least the suction nozzle and immersing its open end into water, increasing the rotation frequency by 25-35%, and the pipeline is being rinsed from the residual ground masses for at least 30 minutes, after which water is supplied to the consumer through its own discharge pipeline or pre-connected water supply pipeline. The suction nozzle can be made in the form of a flexible corrugated hose, the open end of which is equipped with a protective basket or grid and rigidly connected to the body of the hydraulic dredger, immersing it to a depth of 1.4-2.7 m. Drive of the soil pump is performed from the diesel engine.EFFECT: expansion of the technological capabilities of the hydraulic dredger and exclusion of expenditures for construction and pump station creation.8 cl, 2 dwg

Device for cleaning water bodies from algae // 2625958
FIELD: transportation.SUBSTANCE: device contains a watercraft with an appliance for taking water with algae, which feeds the mixture to pairwise counter-rotating drums with a rubberized surface installed on each side. The drums are located at an angle to the surface of the water body with the possibility of changing the position of one drum relative to the other, forming a gap between them, transferring from the transport position to the working position, and also with the possibility of making a battery of a series of pairwise counter-rotating drums.EFFECT: simplification of the technological process of cleaning the water body from algae and reducing the energy intensity of its implementation.1 dwg
Revetment // 2625675
FIELD: construction.SUBSTANCE: revetment includes concrete blocks formed by injecting the self-compacting concrete mixture through slits into the space of water-permeable webs sewn together around the perimeter. The webs have flexible connections in the form of strong woven tapes of the width not exceeding 5 mm, located between the upper and the lower web, arranged by means of through sewing with tapes of these webs, providing the required shape to the concrete blocks and preventing the rupture of the webs under the pressure of the injected concrete. Narrow bridges having shortened flexible connections are arranged between the concrete blocks. The revetment also contains filtering elements placed at the corners of the concrete blocks in the bridges, internal reinforcing elements and a filtering underlay web attached on the underside of the concrete blocks. The internal reinforcing elements made in the form of flexible ropes are arranged inside the body of each block in the area of possible occurrence of tensile stresses between the upper web and the lower web and between the flexible connections parallel to the slope surface. The revetment is additionally equipped with water-permeable woven reinforcing strips and anchors. Wherein the woven reinforcing strips with one end are sewn to the filtering web under each concrete block in one or several locations of the internal flexible connections, and with the other end are fixed to the anchors installed in the body of the slope.EFFECT: increasing the revetment reliability and efficiency, reducing the labour intensity and material consumption while manufacturing it and installing on a slope to be protected.6 cl, 2 dwg

Floating fish protection device // 2625493
FIELD: construction.SUBSTANCE: floating fish protection device includes a mesh fish protection screen made in the form of a cylinder segment from a fine mesh with the cylinder generatrix orientation along the flow, a flow developer and a flushing flute connected to a pressure pipeline. The base of the cylinder segment is made floating, and from its bottom side a pressure pipe having a window on the lateral surface is fixed horizontally. On the pressure pipe, a bushing is fitted with the possibility of free rotation and with butt seals, on which two flushing flutes are fixed in parallel with the pressure pipe by means of two hollow levers arranged perpendicular to the rotation axis at an angle to each other. The nozzles of each flute are directed at an angle to the screen surface towards the other flute. The flute is made with positive buoyancy. Between the pressure pipe and the bushing a ring is enclosed, having two windows separated by a bridge and a lock on the inner side diametrically opposite to the bridge, in the form of a spring-loaded ball mounted in the recess. Wherein the size of the window in the pressure pipe coincides with the size of the bridge between the ring windows. On the pressure pipe, two shaped grooves are made in such a way that when the lock ball is located in the grooves, the window in the pressure pipe is connected to the corresponding ring window. Wherein the ends of the levers protrude into the bushing and are located in the corresponding windows of the ring.EFFECT: increasing the fish protection effectiveness due to ensuring the uninterrupted operation of the device.4 dwg
Composite anti-filtration material based on secondary polyethylene // 2625448
FIELD: chemistry.SUBSTANCE: material is made of a mixture containing 93-96 wt % of secondary polyethylene, 1-6 wt % of carbon-graphite fiber crushed to the size of 1 mm pre-treated with an aqueous solution of maleic acid with a concentration of 30 wt % and a dried surface and 2.5-3 wt % of a carbon black stabiliser.EFFECT: increased strength with minimal consumption of carbon-graphite fiber.2 cl, 2 dwg, 1 tbl

Transparent frozen soil, method of its production and application // 2625231
FIELD: mining.SUBSTANCE: transparent frozen soil is obtained from fluorine-containing polymer, cube ice and colourless pore fluid. The amount of fluorine-containing polymer, cube ice and colourless pore liquid is calculated according to the test conditions and sample sizes. The fluorine-containing polymer, represented by particles of irregular shape with a diameter of 0.25-2.0 mm of AF 1600 teflon with a refractive index of 1.31 and a density of 2.1-2.3 g/cm3, is cleaned of impurities and dried in an oven. Cube ice is produced by crushing a whole block of ice with a particle diameter of 0.1-0.5 mm. Colourless pore liquid is represented by water. First, the fluorine-containing polymer and cubic ice are uniformly mixed in a cryogenic laboratory at a temperature from -6.0 to -8.0°C, loaded in the form for 2-3 batches to prepare the sample and rammed layer by layer. Water is then added to the mould, and it fills the gaps between the fluorine-containing polymer particles and the cube ice. The vacuum device is used to remove residual bubbles in the sample so that it reaches a fully saturated state. The sample is loaded into a cryogenic box at a temperature of -20°C and frozen for 48 hours to obtain a transparent frozen soil, imitating a saturated frozen sandy soil, the physical properties of which are as follows: density - 1.53-2.0 g/cm3, the specific gravity is 15-20 kN/m3 and the relative density is 20-80%; and the mechanical properties are as follows: angle of internal friction is 30-31°, elastic modulus is 8-61 MPa and the Poisson's ratio is 0.2-0.4. Transparent frozen soil is used in the model test of directed blasting of frozen ground, in the slump test of the frozen soil model of the road mound due to thawing. The transparent frozen soil obtained by the present invention can imitate the properties of natural, transparent, frozen clay, is effectively used in modelling tests in engineering geology, possessing accurate measurement results, and can visually show the internal deformation of the soil massif.EFFECT: soil is low-cost and easy to operate.10 cl, 2 dwg

Transparent frozen soil, method of its production and application // 2625230
FIELD: mining.SUBSTANCE: transparent frozen soil is obtained from fluorine-containing polymer, cube ice and colourless pore fluid. The amount of fluorine-containing polymer, cube ice and colourless pore liquid is calculated according to the test conditions and sample sizes. The fluorine-containing polymer, represented by particles of irregular shape with a diameter of ≤0.074 mm of AF 1600 teflon with a refractive index of 1.31 and a density of 2.1-2.3 g/cm3, is cleaned of impurities and dried in an oven. Cube ice is produced by crushing a whole block of ice with a particle diameter of ≤0.074 mm. Colourless pore liquid is represented by water. First, the fluorine-containing polymer and cubic ice are mixed, 2-3 batches for sample preparation are uniformly mixed in a cryogenic laboratory at a temperature from -6.0°C to -8.0°C, loaded into a mould and compacted layer by layer. Water is then added to the mould, and it fills the gaps between the fluorine-containing polymer particles and the cube ice. The vacuum device is used to remove residual bubbles in the sample so that it reaches a fully saturated state. The sample is placed in a solidification densimeter with a re-consolidation value of 0.8-3 and loaded into a cryogenic box at a temperature of -20°C, where it is frozen for 48 hours to obtain a transparent frozen soil, imitating a saturated frozen clay, the physical properties of which are as follows: density - 1.63-2.1 g/cm3, the specific gravity is 16-21 kN/m3 and the value of the overconsolidation ratio is 0.8-3; and the mechanical properties are as follows: angle of internal friction is 19-22°, connectivity is 1-3 kPa, elastic modulus is 5-9 MPa and the Poisson's ratio is 0.2-0.3. Transparent frozen soil is used in the model test of directed blasting of frozen ground, in the slump test of the frozen soil model of the road mound due to thawing. The transparent frozen soil obtained by the present invention can imitate the properties of natural, transparent, frozen clay, is effectively used in modelling tests in engineering geology, possessing accurate measurement results, and can visually show the internal deformation of the soil massif.EFFECT: soil is low-cost and easy to operate.9 cl, 2 dwg

Sand and gravel trap // 2625175
FIELD: construction.SUBSTANCE: sand and gravel trap includes a main receiving container 1 in which a hollow cylinder 2 mated with a supply water line 4 is arranged. Below the head of the cylinder 2 in the main container 1, a reflective screen 6 with radial branches with nozzles 8 is arranged. The nozzles 8 are oriented in such a way that each nozzle 8 of the screen 6 is directed inward the cavity of the container 1 with twisting the flow and creating a directed water flow along the circumferential plane of the cylindrical container 1. The container 1 is divided by a transverse partition 11 with bypass ports 12 into two cavities 13 and 14. In the lower part of the wall of the hollow cylinder 2, openings 5 are made at an acute angle towards the inner wall of the container 1. The upper part of the container 1 wall contains the outlet opening 15 which is offset relative to the bypass ports 12 in the transverse partition 11. The bottom of the container 1 is inclined to the horizontal axis of the device. In the center of the container 1, a flushing opening 18 with a flushing pipeline 19 is made. The container 1 in the upper part of its wall is connected with a outlet pipeline 16 of clean water by means of the outlet port 15. In this constructive solution and in the mode of hydrodynamic conditions of the sediment-saturated flow operation, the sediments will be delivered directly to the discharge manifold due to the rotating water and their washing off the inclined walls of the bottom, and clean water calmed above the partition will flow from the upper layers to the outlet pipeline 16 and onwards to the consumer.EFFECT: improving the efficiency of continuous water cleaning from bottom and suspended sediments, ensuring the possibility to regulate the hydraulic flow structure in the water supply distributor made in the form of a reflective screen with radial branches and nozzles and the water separating device in general, simplifying the design.3 cl, 2 dwg

Water flow baffle // 2625174
FIELD: construction.SUBSTANCE: baffle comprises a water line 1, a vertical branch pipe 2, a well 3, an annular air pipeline 4 with spray nozzles 5 and 6. The spray nozzles 5 and 6 are installed with inclined holes in different directions, and each nozzle is directed up and down at an angle to the plane perpendicular to the axis of the branch pipe 2. A reflective screen 8 with a curvilinear nozzle 10 of the screen 8 is placed coaxially above the outlet opening of the branch pipe 2. The gap changing mechanism 9 can be made in the form of a screw pair to move the reflective screen 8. The well in the lower part is equipped with a transverse partition 11 with bypass ports 12 with an annular inclined apron 13. The annular cavity of the pipeline 4 has a branch pipe 7 for supplying compressed air from a source, which is supplied under the pressure through the spray nozzles 5 and 6 into the cavity of the well 3 filled with the water flow.EFFECT: increasing the efficiency and uniformity of the distribution of costs, reducing bottom speeds in the flow, improving the reliability of the device and reducing the structure cost.3 cl, 1 dwg

ethod for neutralising seismic vibrations and device for its implementation // 2625133
FIELD: construction.SUBSTANCE: method for neutralising seismic vibrations includes amortisation of buildings and structures. The seismic activity areas are preliminary determined. The territory for arranging the protected structures of infrastructure facilities and that before its boundary are allocated. Damping neutralisers of seismic vibrations are installed in rows in the ground vertically and laid horizontally, perpendicular to the territory boundaries. Wherein the neutralisers of the second row are arranged between the neutralisers of the first row, and the neutralisers of the third row are installed in the spaces between the neutralisers of the second row.EFFECT: ensuring the protection of residential and industrial facilities and the infrastructure in the territory from seismic force impacts.2 cl, 2 dwg

ethod of driving pile with protruding reinforcement bars in head end // 2625062
FIELD: construction.SUBSTANCE: method of driving pile with protruding reinforcement bars in head end includes fixing the drive head, mounting the pile under the hammer and driving it to the design mark. The steel drive head is fixed to the pile-driving rig. In order to mount the pile under the hammer, the pile is pulled from the horizontal position to the drive head by a cable. After that, the protruding reinforcement bars of the pile are put into the drive head, made in the form of a box with a core in it, consisting of a plate supported by a box and a body connected to the plate, which height is at least 1.5 times smaller than the height of the box. The pile is centered relative to the box by placing the protruding reinforcement bars between the core and the walls of the box in its peripheral zones. The pile driving is performed by transferring impact load from the core body to the concrete end face of the pile.EFFECT: reducing the labour intensity of the pile driving process, ensuring the shape preservation and spatial position of the pile protruding reinforcement bars.2 cl, 3 dwg

Dismountable bearing foundation // 2625060
FIELD: construction.SUBSTANCE: dismountable bearing foundation comprises separate reinforced concrete blocks in the form of prisms mounted on the surface of the base and pulled together by horizontal tension bars, and anchor devices for bearing attachment. Reinforced concrete blocks are made in the form of hollow prisms consisting of walls and square bottoms. The tension bars are made in the form of bolts pulling the walls together along the top and bottom. The anchor devices in the form of anchor bolts are made on the bottom of the central hollow prism and horizontal spacers between the bearing and the prism walls in its upper part.EFFECT: reduced transport and installation weight of individual reinforced concrete blocks, reduced material and labour consumption for the installation of clamping bolts and bearing fastening devices.2 cl, 4 dwg

Reinforced geogrid and method of its production // 2625058
FIELD: construction.SUBSTANCE: reinforced geogrid is made of flexible polymeric strips arranged in rows and connected in the staggered order along the length, with forming while stretching in the direction normal to their surface a three-dimensional cellular structure, the strips being provided with drainage openings and reinforced in the longitudinal direction with filaments. The reinforcing filaments consist of at least two fibrous elements twisted along their entire length.EFFECT: increasing the reliability of retaining the reinforcing elements in the geogrid strips, increasing the geogrid tensile strength at breakage and shear loads.10 cl, 1 ex, 1 tbl, 3 dwg

Device for regulating water level in closed drainage network // 2624663
FIELD: agriculture.SUBSTANCE: device includes an observation well 1 with a chamber 15 that is hydraulically connected to a drain 2 and in which a recess 3 is formed. A locking element 4 consists of movable flaps 5 connected by a soft shell 6. The movable flaps 5 are attached to the wall of the recess 3 by a hinge 7. The cavity of the soft shell 6 is communicated by a pipe 8 with a receiver 9 with a working medium filler (for example, air). The observation well 1 is made in the form of a closed reservoir and has the lower inlet 11 and outlet 12 openings. The middle part of the well 1 is divided by the partition 10 with the receiver 9 placed on top. The receiver 9 is connected to the compressor 13 and the pump 14, respectively. The compressor 13 and the pump 14 are connected to a programme unit 18 with an electrical circuit and electromagnetic water level sensors 16 and 17 connected thereto in the level control chamber 15. The unit is also provided with time selectors for periodically switching on or off, respectively, the compressor 13 or the pump 14 via known electromagnets associated with the programme unit.EFFECT: reducing the material consumption and reliability in work with the possibility of flushing the deposits in the drain during the process of moistening and draining the land.2 cl, 2 dwg

E.n. chrustalev's method of determination of average limit pressure for material medium compressed by stamp // 2624592
FIELD: physics.SUBSTANCE: essence of the method is to determine the physical properties of the medium in the broken state limit: the specific coupling and the weight at , the average limiting pressure , where is the household gravity pressure of the array violated in the structure of the medium, (kg/cm2) is the average value of the atmospheric pressure on the Earth's surface, the determination of the mean circumferential expansion pressure and calculation of the limiting pressure under the stamp and behind its edges .EFFECT: increasing the accuracy of determining the ultimate pressure for the ground environment.3 dwg

Electronic-hydraulic control system with the bulldozer drawing // 2624079
FIELD: machine engineering.SUBSTANCE: proposed electronic-hydraulic control system dozer blade comprising pump hydraulic attachments, the main valve, the hydraulic cylinders lifting-lowering the blade and the additional valve, communicating with the two cavities of hydraulic cylinders lifting and lowering the blade, and an electronic circuit comprising a pressure sensor in the piston cavities lifting-lowering cylinders blade coupled to the analog-to-digital converter which is connected with a comparison circuit, which allows to set the value of hydraulic fluid pressure, the output of which is a control input of the additional distributor. The latter is made two-item with electronic control. Two hydraulic cylinders are also connected to the main distributor, changing the cutting angle of the blade, the rod cavities of which are connected to the working branch of the pneumohydraulic accumulator connected via the OR valve and the check valve to the hydraulic circuit of the hydraulic pump of the attached equipment or to the pressure hydraulic line of the servo control pump of the tractor's side friction clutches. And an additional two-position distributor is connected to the pressure hydraulic line of the hydraulic system pump of the attached equipment, controlled from the pneumatic accumulator, which is equipped with a manometer for the working drain. In this case, the output of the additional two-position distributor is connected by a drain line with a hydraulic tank. A two-stage distributor is connected between the working tap of the accumulator and the drain line, the first stage of which, with electromagnetic control, has electric control circuits connected with the electronic control circuit of the hydromechanical transmission of the tractor, the second stage cascade is hydraulically controlled. And the output hydroline of the additional two-position distributor is connected to the piston cavities of the hydraulic cylinders of the angle of cutting of the bulldozer blade.EFFECT: increase in the productivity of bulldozers and an increase in the lifetime of the pump.1 dwg

ulti-rail trestle road, revolver unit and method of construction of the road // 2623786
FIELD: construction.SUBSTANCE: immersion of piles, installation of crossbars, laying of slabs and installation of tracks from rail assemblies is carried out by one turret unit consisting of a body on a railway run and a swing tower, on one side of which there is a device for piling, and on the opposite side there is a manipulator with the gripping device for the installation of crossbars, plates and rail assemblies. The totality of the properties of the turret unit and the multi-rail road, vehicles for the movement of which have the ability of transverse displacement, allow construction to be carried out in a way in which the construction of the next section of the road is made from the edge of the already constructed section and only from it.EFFECT: condition is created for the construction of a road in a fully automatic mode, there is no need to build auxiliary roads with their subsequent reclamation.3 cl, 13 dwg

Device for environmental protection against pollutants and method of its erection // 2623740
FIELD: construction.SUBSTANCE: device for environmental protection against pollutants contains the protective enclosure made of soft impervious shells connected to each other and laid on the ground surface, the screen and the settling tank. It contains one or more settling tanks. The protective enclosure is made in the form of a tank-pit, with a pipeline-tray for feeding the pollutants, the bottom of the tank-pit is covered and connected to the screen in the form of a watertight shell made of composite nanomaterial. On the watertight shell there are closed or non-closed flexible watertight membranes of composite nanomaterial, interconnected by the flexible connection and forming arcuate surfaces that are covered with a watertight membrane-shell of composite nanomaterial and connected with the cable system to the lifting device. Soft impervious shells are arranged on the side surfaces of the tank-pit, are made of watertight composite nanomaterial, are filled with sorbents and are interconnected by the flexible connection. Between the soft impervious shells there are flexible tubes connecting the tank-pit with the settling tank made of a composite nanomaterial. In the upper part of the settling tank there are lids with openings for flexible tubes and suction conduits. At the input of pollutants into the reservoir-pit and at the outlet of the stand-by liquid, in the place of connection of the reservoir-excavation with one or more settling tank, there are sensors installed with the possibility of monitoring and transmitting information to the monitoring laboratory installed with the possibility to obtain information and to exercise the device operation control.EFFECT: environment preservation, ensuring the reliable environment protection, ensuring a significant reduction in areas for their installation.4 cl, 2 dwg

Device for prevention of underwater leaks from oil wells and localization on the water surface // 2623626
FIELD: ecology.SUBSTANCE: device contains an external suspension of the helicopter, a swivel-collector, a pivotally connected farm, electric locks, hollow cylindrical tanks 10 and a boom 8 suspended from the electric lock by the lines, anchors and anchor-ropes. After the delivery of vertically articulated hollow cylindrical containers folded into separate compartments in a compact package, 10 quick-detachable rims between each other but limited in vertical displacement relative to each other, a lock is opened to the oil spill, a package of cylindrical tanks and a boom 8 are discharged into the water. A package of vertical sections of hollow cylindrical containers 10 takes an upright position. The vertical sections of the hollow cylindrical vessels 10 are movable vertically and coaxially with each other, locked in their extreme positions with the rims 12 and immersed over the borehole 14 with the anchor rope into the ground. When the boom is opened, the second lock is opened and the second anchor is immersed in the ground. In this case, the boom is connected with vertical articulated sections of hollow cylindrical tanks 10, tension cables 21. Each section of the cylindrical container has hollow annular rims connected to each other by vertical rods forming a circular grid 13. The outer side of the grate 13 comprises a skirt 15 in the form of a web of a plastic wettable material fixed to the side walls of the rims. The lower section with the lower rim 11 is water-filled and connected via a flexible hose to the pump and is an additional counterweight when the section is immersed on the ground. The upper sections with the lower and upper rims 12 have holes in the side walls into which the nozzles are screwed at an acute angle to the direction of the water surface inside the articulated vertical sections of the hollow cylindrical containers. The rims 12 are connected by means of a flexible hose to the compressor.EFFECT: simplifying the design of the device and reducing the cost of its operation through the use of a water-air curtain formed by intense compressed air coming from the compressor into the upper sections of hollow rims with nozzles at an acute angle upwards, and the vertical stability of the device.2 cl, 4 dwg

Border levee for prevention of flood consequences // 2623597
FIELD: construction.SUBSTANCE: border levee for preventing the flood consequences consists the coast dam with the possibility to overlap the main channel of the river. The coast dam consists of three parts: two identical parts are located on the banks of the river, along its main channel, and the third part, the main one, rigidly connects said two parts perpendicular to the main river channel. The main part of the coast dam consists of two oppositely arranged permanent shields made of rectangular shape and are rigidly connected to the dam parts located on the river banks, and the central rectangular prefabricated shield is arranged in the aperture formed by the permanent shields and is movably connected by means of guides, e.g. of the "tongue and groove" type, with the permanent shields and fixed thereon by means of the locking mechanism. The locking mechanism is made, e.g., in the form of spring-loaded movable pins, the body of which is fixed in the permanent shields, and on the prefabricated shield openings for fixing the movable pins are made. The fixation mechanism of the prefabricated shield is made with the automatic drive controlled from the control unit located in the control room arranged in the coast dam. Video cameras to control the erection of the pre-fabricated shield are fixed on the permanent shields. The prefabricated shield is installed before the flood start in the river by means of lifting devices or a helicopter so that the aperture with the "H" height for small vessels passage remains till the flood start. The control of erecting the prefabricated shield is carried out from the command post located in the control room.EFFECT: increased efficiency of measures to prevent the flood consequences.4 cl, 1 dwg
Drainage device // 2623483
FIELD: agriculture.SUBSTANCE: drainage device includes the drain, connected thereto water intakes installed along the drain length, and a filtering material. Each water intake is designed as a female tubular element covering the drain, perforated on the side surface, with the diameter excessing the drain diameter, coated with the filtering shell fixed with its edges on the drain. The filtering material is placed in the butt parts of the water intake, and the drain within the water intake has a greater number of openings than outside it. The tubular elements made of the packs of recycled metal-cord tires interconnected by lateral flanges and fixed together with the filtering cylindrical shell. Before fixing, the recycled tires are perforated along tread surfaces and edge side flanges of end tires of each water intake.EFFECT: opportunity to reduce the device cost and to increase the reliability of its operation in structurally unstable soils.2 dwg

Pumping device and underwater trenching device // 2623333
FIELD: engines and pumps.SUBSTANCE: pumping device includes a main pump with an inlet and an outlet of fluid respectively with low and high pressure, and a means associated with the input of the main pump fluid, operated in the case where the external pressure is insufficient to prevent cavitation in the main pump, for local fluid pressure increase at the inlet of the main pump. The device comprises one or more controlled flow restriction valves disposed downstream of the high pressure fluid output. The valves have position limiting the flow and the position not limiting the flow, wherein the position limiting the flow functionally reduces the incoming flow in the main pump and increases the discharge pressure at the output of the main pump fluid in comparison with the situation not limiting the flow. One or more controlled valves are conected through a pipeline for fluid interaction with the basic fluid output.EFFECT: cavitation reduction or elimination in the pumping device for jet trenching tool when used in shallow water.12 cl, 1 dwg
Flood spillway for dams and other water supply facilities // 2623047
FIELD: construction.SUBSTANCE: device contains a pipeline consisting of a water intake 3, an inclined 4 and a water outlet section 5. The water intake section 3 is laid on the coastal slope of the dam, and the outlet 5 is located in the downstream. A horizontal platform 8 is formed on the inclined pipe segment 4 to form the sand insert 10. Above the platform 8, a loading aperture 9 with a lid 11 is provided, the lower surface of which fits snugly against the sandwich insert 10. The water outlet section 5 of the pipeline is mounted with respect to the horizontal platform 8 with an upward lift, in turn, the platform 8 is provided with a geotextile grid and communicates via a drainage channel 13 with a water well 14.EFFECT: invention increases the discharge capacity of the spillway and ensures the activation only when the critical level is reached.4 cl, 6 dwg

Aggregate for complex cleaning of water bodies from algae // 2623046
FIELD: agriculture.SUBSTANCE: unit for complex cleaning of water bodies from algae contains a boat, a water intake, a device for lifting the mixture of algae with water, and a device for separating algae from water. The device for lifting the mixture of algae with water on the water body surface is made in the form of two water ducts. Each water duct is fixed with the possibility of changing the position in the plane perpendicular to the water body surface, and a water intake is fixed on their end-points. The device for separating algae from water includes a drum-cassette installed behind the water intake, the holder of which with removable spokes is fixed with the possibility of replacing one with another. In the water flow course behind the drum-cassette, a separator is mounted, made in the form of a rotating cellular drum, and a blade drum, the blades of which are arranged along the helical line, is fixed coaxially with it. Wherein the rotation speed of the blade drum is greater than that of the cellular drum.EFFECT: improving the quality of the technological process of cleaning and increasing the water body cleaning duration.2 dwg
ethod for controlling process of folding airlock double-leaf gates and device for its implementation // 2623044
FIELD: measuring equipment.SUBSTANCE: method for controlling the process of folding the airlock double-leaf gates, includes feeding a signal to the actuators for moving each of the lock gate leaves and controlling the position of each gate leaf by forming a mathematical model in the computing device, the inputs of which are connected to the signal outputs of the encoder. Based on the data from the encoder signal outputs, a spherical coordinate system is formed with the coordinate origin at the center of the vertical leaf rotation. Monitoring the position of each leaf point at its rotation is performed in this coordinate system. The angular position of the inner gate leaf walls against the lock chamber walls is determined by the value of all the encoders, as the azimuthal angle in the coordinate system to the point, which is the connection point of the absolute rotary encoder shaft with the measuring rods of the linear encoders. The position in the space is defined within the same coordinate system by the azimuthal and zenith angles of the same point, the latter of which is calculated on the basis of the data from the signal outputs of the linear encoders and constants, that define the position of the points on the leaf surface against its horizontal rotation axis, obtained empirically during the installation and erection works in relation to the device for implementing the method. The device for controlling the process of folding the airlock double-leaf gates contains an absolute rotary encoder and an absolute linear encoder installed on each leaf, a computing device, the inputs of which are connected to the signal outputs of the encoder, a leaf moving drive. The device contains an additional absolute linear encoder, the measuring rod of which, together with the measuring rod of the established absolute linear encoder, is connected to the absolute angular encoder shaft. The hull of the absolute linear encoders, being on some arbitrarily selected distance from each other, are connected to the lock chamber wall located close thereto. The absolute angular encoder is fixed rigidly on the rod bracket so that the gate leaf rotation axis and the absolute angular encoder shaft rotation axis are aligned. There is a gap between the highest point of the leaf rotation axis and the rod bracket, avoiding the rotation axis friction of the leaf and the mounting, and the rod bracket is rigidly connected to the gate leaf. The signal outputs of the additional encoder are connected to the computing device inputs. The device installation is made with the gates being folded, the measuring rods of the absolute linear encoders must make a right angle to the airlock chamber wall.EFFECT: improving the accuracy of controlling the position of the hydraulic gate leaves.2 cl, 4 dwg

ine drainage during development of synclinal coal deposits by combined method // 2622972
FIELD: mining.SUBSTANCE: mine drainage during development of synclinal coal deposits by combined method, including sewage and drainage ditches of mine workings, drain sumps, pumping installations on the lower horizons of mines and sections, pumping stations with or without drain sumps on the upper mine horizons stories, disinfection of mine waters on the surface, connected into a single complex by a network of pipelines with stop valves. At the same time, inflows of underground mine waters enter the underground drain sump located on the lower horizon of the last tried out formation in the syncline deposit mould, from the drainage ditches of the underground mine workings through a pre-treatment complex that serves to separate large and suspended particles up to 0.15 mm in size, immiscible liquids and floating objects with a density below water by mechanical means. Shaft inflows from the upper horizons are passed through a well drilled in the syncline deposit mould and then pumped by two streams to the drain sumps located on the lower horizons of the trenches opening the seam outcrops for capping material on the opposite sides of the deposit where they are mixed with the mine inflows of open mine workings and pumping units located on the sides of split trenches or floating pontoons, run out into complexes of deep water purification on the surface from which after cleaning and disinfecting using mechanical, physical and chemical methods flow into surface drain sumps, and after the sludge are discharged on the terrain or external reservoirs.EFFECT: elimination of multistage, reducing of energy intensity and increasing of mine water degree of purification.2 dwg

ine drainage during development of anticlinal coal deposits by combined method // 2622971
FIELD: mining.SUBSTANCE: mine drainage during development of anticlinal coal deposits by combined method, including sewage and drainage ditches of mine workings, drain sumps, pumping installations on the lower horizons of mines and sections, pumping stations with or without drain sumps on the upper mine horizons stories, disinfection of mine waters on the surface, connected into a single complex by a network of pipelines with stop valves. At the same time, inflows of underground mine waters enter the underground drain sumps of both wings of the coal anticlinal deposit located on the lower horizon of the last tried out formation in the syncline deposit mould, from the drainage ditches of the underground mine workings through a pre-treatment complex that serves to separate large and suspended particles up to 0.15 mm in size, immiscible liquids and floating objects with a density below water by mechanical means, and then pumped out to a sump located on the lower horizon section, where they are mixed with the mine inflow of open mine workings and pumping installations located on the sides of the ditch or floating pontoon, run out into a complex of deep water purification on the surface, from which, after purification and disinfection using mechanical, physical and chemical methods, flows into the surface drain sump and after sludge is discharged to the terrain or external reservoirs.EFFECT: elimination of multistage, reducing of energy intensity and increasing of mine water degree of purification.2 dwg

Spud pile // 2622966
FIELD: construction.SUBSTANCE: spud pile includes a helical barrel made of hollow and perimeter mounted from guide elements made in the form of three rectangular strips with overlaps bent alternately in opposite directions at an angle of 140° on incisions made at an angle of 60° to each other and to the longitudinal edges of the strips with the formation along the length of the strip of equilateral triangles arranged alternately in opposite directions. The strips are joined one to the other along the longitudinal edges at an angle of 70° with formation of three broken screw grooves on the inner perimeter of the main direction and one broken screw groove of the opposite direction; on the outer perimeter - three broken screw lines of the main direction and one broken screw line of the opposite direction, at the fracture points of which there are places of convergence of the sides of six equilateral triangles. Along the perimeter of the spiral shaft, rectangular-shaped irregularities are formed and located successively one after another along broken spiral lines of the main direction.EFFECT: facilitation of the dipping of the trunk into the ground, simplification of manufacturing and expanding technological capabilities.1 cl

ale and female parts of wearing assembly of earthmoving machine bucket // 2622958
FIELD: agriculture.SUBSTANCE: wearing bucket assembly contains a wearing element in the form of a female and a male part. The female part and the male part of the wearing bucket assembly of the earthmoving machine are determined by the mutually orthogonal directions X, Y and Z, respectively. The female part comprises a cavity with the upper and the lower contact surfaces. The upper contact surface has the upper front contact portion extending rearward from the cavity bottom, and the lower contact surface has the lower front contact portion extending rearward from the cavity bottom. One of them, the upper or the lower, is concave and the other is convex, and these segments are symmetrical with respect to the central plane XZ. The upper contact surface has the upper rear contact portion extending forward from the cavity mouth, and the lower contact surface has the lower rear contact portion extending forward from the cavity mouth, one of which, the upper or the lower, is concave, and the other is convex. The upper rear contact portion is concave, and the upper front contact portion is convex, or vice versa. The upper and the lower rear contact portions are parallel to each other in any section parallel to the plane YZ. The male part has the front end with the upper and the lower contact surfaces. The upper contact surface has the upper front contact portion extending rearward from the top of the front end and the lower contact surface has the lower front contact portion extending rearward from the top of the front end; one of which, the upper or the lower, is concave, and the other is convex, and these portions are symmetrical with respect to the central plane XZ. The upper contact surface has the upper rear contact portion extending forward from the base of the front end, and the lower contact surface has the lower rear contact portion extending forward from the base of the front end. One of them, the upper or the lower, is concave, and the other is convex. The upper rear contact portion is concave, and the upper front contact portion is convex, or vice versa. The upper rear contact portion is parallel to the lower rear contact portion in any section parallel to the YZ plane.EFFECT: wear reduction of the bucket assembly.26 cl, 14 dwg

Reinforcement method of bank slopes by using wire rope system // 2622933
FIELD: construction.SUBSTANCE: reinforcement method of slope consists in the fact that reinforcement is carried out using piles and anchors. Reinforcement system in the form of wire ropes is used. The bearing piles are mounted behind the prism of possible slope destruction, they are linked together to increase the load-bearing capacity of the system over a significant gap of the bank. Wire ropes are stretched from the bearing piles along the slope to its foot, they are tightened to the bearing piles with tension. To exclude the fall of large and medium blocks from the slope, transverse wire ropes are used in such a way that the grid mesh corresponds to the distribution of large blocks in the bank, for which purpose they are reinforced at the wire rope junction with anchors to the array through textolite or strong polyethylene slabs to the slope. Wherein, with a small-block structure of the array, individual sections are covered with shotcrete and such reinforcement system excludes the slope flattening until the end of the pit mining, wherein the array reaches its limit state due to the remaining values of the adhesive forces and retention forces of the wire rope system.EFFECT: improved effectiveness of reinforcement operations, ensured safety and stability of the slope for a long time without slope flattening.7 dwg

ethods of protecting against fouling and protecting fish and fish protection device of complex effect // 2622886
FIELD: agriculture.SUBSTANCE: device includes a water-permeable screen consisting of cassettes made of conductive material and isolated from one another, and electronic equipment. Electric current is supplied to the cassettes, alternately one cassette or a group of two or more cassettes becoming the cathode, and any remaining or some of the remaining cassettes becoming the anode. Thereinafter each successive cassette or the subsequent group of cassettes in a chain or through one cassette or group of cassettes, or in staggered order, alternately becomes the cathode. The method of protecting against biological fouling provides for the pulsed current supply between the cassettes. The method of protecting against biological fouling and protecting fish from entering the water intake structure provides for the pulsed current supply with the displacement of the maximum of the cathodic potential along the water-permeable screen.EFFECT: improving the effectiveness of fish protection equipment.5 cl, 5 dwg
ethod of localization and liquidation of accidental oil spill from river surface in the shuga-drift period // 2622738
FIELD: ecology.SUBSTANCE: with the help of a small boat, coast anchors and hand winches for shuga rejectors are installed. Shuga rejectors are made in the form of a float consisting of a hermetically sealed metal pipe, fastening loops installed at the ends of the float, a guide tray welded to the float, a specified height deterrent grid, reinforced at the edges by a contour strip and welded along the entire width to the bottom generatrix of the float, a ballast, welded together with a deterrent grid and contour stripes. The angle of shuga rejector installation is determined depending on the river flow speed and the height of the deterrent grid of the shuga rejector. Shuga rejectors are installed at a chosen angle in relation to the direction of the river flow with the help of coast anchors and cables. The number of shuga rejectors is determined depending on the width of the river, taking into account the overlap, ensuring full shuga retention and its concentration before the excavator installation site. The cables from the shuga rejectors to the hand winches are fixed and constant tension control of the cables is carried out. A continuous collection of shuga from the water surface is made by an excavator. The excavator is installed near the shuga rejector, behind which oil booms are installed. With the help of a small boat, shore anchors, bottom anchors and hand winches for oil booms are installed. The shore oil booms are deployed and anchored on the side of the shore, where oil spills will be pumped out. Oil booms are installed in the riverbed with shore anchors and cables. The distance from the first line of oil booms and the last shuga rejector should be at least 50 meters. The cables from the oil booms to the hand winches are fixed and constant tension control of the cables is carried out. With the help of oil gathering equipment, oil is collected in a tank for temporary storage of oil. The tank for temporary storage is released from oil by means of a tank truck for oil condensate collection and the oil is delivered to the place of its permanent storage.EFFECT: localization and liquidation of accidental oil spills on the rivers during the shuga-drift are provided.2 dwg, 1 tbl
 
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