Foundations as substructures (E02D27)

E02D27/01 - Flat foundations(154)
E02D27/04 - In water or on quicksand(1)
E02D27/10 - Deep foundations(35)
E02D27/12 - Pile foundations(198)
E02D27/14 - Pile framings(37)
E02D27/50 - Anchored foundations(22)
E02D27/52 - Submerged foundations(28)

ethod of strengthening foundation // 2642762
FIELD: construction.SUBSTANCE: method of strengthening a foundation includes drilling a well, installing a pipe-injector, and pumping a fixing composition. After installing the pipe-injector, along the lateral surface of the two foundation sides and into the previously performed well, through which the injection has already been carried out, electrodes are immersed. A powder additive of an electrically conductive material is introduced into the fixing material, and while pumping the fixing composition, electrical resistance of the foundation body is measured between the pipe-injector and each of the electrodes.EFFECT: increasing the reliability of the injection fixing of the foundation stone masonry due to ensuring the possibility of quality control during the production process.1 tbl, 4 dwg

Underground tank method // 2642587
FIELD: construction.SUBSTANCE: method consists in digging a pit for the tank, installing the foundation, installing the tank in the pit and attaching it to the foundation, testing the mounted tank, placing it on the bottom of the pit bottom around the tank of the prefabricated movable formwork equipped with elements for capturing and moving the formwork in the upper part and filling the space between the tank and the pit. The formwork is prefabricated, it is made of a set of side and end elements, and the filling is carried out by layer filling of the space between the formwork and the tank - with sand, and between the formwork and the pit - with soil, followed by ramming of each layer. Then, the formwork is refilled with sand and the pit is refilled with soil after the formwork is moved upwards, along the tank until the pit is fully filled and the formwork is removed.EFFECT: increasing the economical efficiency of the tank installation due to the use of prefabricated formwork, reducing labour intensity, reducing the sand consumption.4 cl, 4 dwg

Anti-resonance base (versions) // 2641556
FIELD: machine engineering.SUBSTANCE: anti-resonance base for equipment includes a supporting part of the equipment, an anti-resonance layer and a foundation. The anti-resonance layer is connected to the foundation by vertical rods and represents a horizontally arranged reinforcing mesh filled with binder solution, fixed to the supporting part and to the vertical rods, the supporting part is a steel frame.EFFECT: provision of guaranteed transferring of vibration from equipment through the supporting part of equipment to foundation, increased service life and possibility of long-term operation of dynamic equipment.12 cl, 4 ex, 2 dwg

Hinge action unit for foundation slab with adjustable forces // 2641357
FIELD: construction.SUBSTANCE: hinge action unit for a foundation slab with adjustable forces includes the rotation axis of the hinge unit made of a steel pipe with welded steel plates glued with foam plastic inserts, raised relative to the slab sole by a distance equal to half the slab height.EFFECT: reducing the material consumption of the foundation slab design, reducing the volume of formwork operations.7 dwg

Design of foundation slab with adjustable forces // 2641356
FIELD: construction.SUBSTANCE: design of a foundation slab with adjustable forces, divided into sections by hinge action units, in which the hinge axes form a rectangular grid in the plan, intersecting in each span in the action places of the maximum span bending moments.EFFECT: reducing the material consumption of the foundation slab design due to optimization of its reinforcement in two directions, along the entire slab area.2 dwg
ethod for compacting bases formed by weak mineral soils // 2640625
FIELD: construction.SUBSTANCE: method for compacting bases formed by weak mineral soils includes making a well, filling a compacting material into the well, and creating the compacting impact by a hollow tubular working tool on the compacting material to form a compacting column. Preliminarily, engineering geological survey of the base soil is carried out, and the values of the strain modulus, the Poisson's ratio, the angle of internal friction, the specific cohesion, the specific gravity, the initial porosity coefficient of the weak mineral soil are determined. Then, the effective value of the strain modulus εi at expanding the compacting material in the well is calculated by the initial and specified porosity coefficient of the weak mineral soil according to the given dependence. Thereinafter the column spacing pitch is defined by the selection method in a range from one to three diameters of the columns, which gives the value of the design base deformation modulus, the necessary increase of the well radius in the process of indentation is calculated by the given dependencies. The well is made by means of indenting a tool in the base soil, filling the compacting material into the well is carried out through the working tool cavity, and the compacting impact for forming a compacting column is carried out by indenting the working tool into the compacting material. Additional engineering and geological survey are carried out on the site, the deformation modulus of the compacted soil between the columns, and the actual average deformation modulus of the base as a whole is calculated according to the given dependence. Then it is compared with the design one, and if the actual average base deformation modulus does not correspond to its design value, additional columns are installed between previously installed ones.EFFECT: increasing soil compaction productivity, reducing material consumption and labour intensity.5 cl

ethod for wind turbine operation // 2640462
FIELD: power industry.SUBSTANCE: wind power plant having a foundation (210) configured to be mounted on the ground (10) or to the ground (10) having a ground level and a tower (102) that is located on the foundation (210). The foundation (210) has a foundation plate (211) and a foundation base (212) on the foundation plate (211) located above the ground level. The foundation plate (211) is located below the ground level. A connecting element (213, 214) for the pulling cables is provided on the base member (212), having a plurality of apertures (213a, 214a) for receiving the pulling cables (230). The pulling cables (230) are tensioned from the underside (213b, 214b) of the connecting element (213, 214) by means of the head (240) of the pulling cables. The foundation plate (211) and the base plinth (212) are cast in one piece from the concrete poured in place. The distance between the upper side of the foundation plate and the underside of the connecting element for the pulling cables is of a size providing enough space for the workers to pull the pulling cables.EFFECT: improvement of the foundation of the wind power plant.6 cl, 8 dwg
Amortizing foundation rack for equipment // 2639204
FIELD: construction.SUBSTANCE: amortizing foundation rack for equipment includes a casing installed on the lower structure with a gap in relation to the upper building and a rod placed in the casing; the rack is equipped with a spring placed between the upper and the lower structures and covering the casing made from coaxial sections, the top outer one and the bottom inner one, with blocks installed on the upper end of the bottom section; the rod is made with a pivot hingedly attached to its lower end, suspended through cables enveloping the blocks to the bottom of the upper casing section. The spring, installed between the lower and upper structures of the foundation, is made in the form of a combined spring with an integrated damper, containing the lower and upper support plates, between which coaxially and concentric the external with right and internal with left angles of turns rise springs are installed. The lower support plate is the basis on which the lower flanges of springs are rigidly fastened, and between the upper support plate and the upper flange of the inner springs with left angle turns, a dry friction damper is installed consisting of two contacting with each other, lower and upper cylindrical disks. The lower disk is rigidly connected to the upper flange of the inner spring, and the upper disc is rigidly connected to the upper support plate. On the surfaces of cylindrical disks of the dry friction damper, facing each other, concentric diametric grooves are made on one of the disks, and bulges on another disk included with each other. As the materials of the lower and upper cylindrical disks of the dry friction damper, a sintered friction material based on copper may be used containing zinc, iron, lead, graphite, vermiculite, copper, chromium, antimony and silicon, with the following component ratio, by weight%: zinc 6.0÷8.0; iron 0.1÷0.2; lead 2.0÷4.0; graphite 3.0÷7.0; vermiculite 8.0÷12.0; chrome 4.0÷6.0; antimony 0.05÷0.1; silicon 2.0÷3.0; copper is the rest.EFFECT: increased vibration damping efficiency, reduced dynamic loads on the lower structure of the foundation.2 cl, 2 dwg

Single-pile-slabby foundation // 2638664
FIELD: construction.SUBSTANCE: single-pile-slabby foundation includes a pile and a reinforced concrete slab. The foundation consists of a single load-carrying pile and a load-carrying slab, coaxially loosely connected by means of a hemispherical hinge having a hemispherical recess at the slab base and a hemispherical pile head.EFFECT: improving the foundation reliability and stability, reducing the material consumption.2 cl, 2 dwg

odular foundation, sustainable to motion of ground // 2636067
FIELD: construction.SUBSTANCE: invention relates to load-bearing structures of buildings, preferably prefabricated buildings, serving to effectively support said building or buildings on soil or other surfaces and are relatively resistant to soil layer shifts, such as shifts resulting from seismic activity or freezing. The foundation of building consists of one or more modules. The module or each module has a wide, rigid, reinforced lower surface which, in a position in place, has an outer underside and an inner side and on which the walls of the module are simultaneously formed and moulded and at least one rigid separating means selected from the group including peripheral beams, internal vertical protrusions and transverse ribs in all cases of the same height, which thereby determines the height of at least one hermetically sealed enclosure inside the foundation. A wide, rigid, reinforced upper surface that has an inner side and an upper outer side is simultaneously formed or moulded on the separating means, and said module or each module comprises means for connecting with other modules and the buildings mounted thereon.EFFECT: ensuring the strength and reliability of the foundation in emergency situations, ensuring reliability under shift loads.11 cl, 7 dwg

Wind turbine containing segmented tower and foundation // 2636062
FIELD: construction.SUBSTANCE: wind turbine contains a foundation and a tower with a pularity of tower segments mounted on the foundation, wherein the foundation has a tower base which extends longitudinally and which is at least partially embedded in the foundation. The tower base consists of at least two pre-cast concrete segments, the lower tower segment is pulled together with at least two pre-cast concrete segments of the tower base by means of tension rods, tension strands or tension cables. Each of the mentioned at least two pre-cast concrete segments comprises a plurality of tubular elements or through holes for receiving the tension rods, tension strands or tension cables. The tower of the wind turbine is also described.EFFECT: improved connection of the tower to the foundation.7 cl, 4 dwg

Amortizing foundation rack for equipment // 2634924
FIELD: construction.SUBSTANCE: amortizing foundation rack for equipment includes a casing installed on the lower structure with a gap in relation to the upper building and a rod placed in the casing; the rack is equipped with a spring placed between the upper and the lower buildings and covering the casing made from coaxial sections, the top outer one and the bottom inner one, with blocks installed on the upper end of the bottom section; the rod is made with a pivot hingedly attached to its lower end, suspended through cables enveloping the blocks to the bottom of the upper casing section. A spring installed between the lower and the upper structures of the foundation is made as a combined spring with a built-in damper, comprising a cylindrical helical spring consisting of two parts with counter-directed ends, one part of the which has the coils of the rectangular cross section, and the other part of the spring is made hollow. The counter-directed end of the first part is placed in the cavity of the second one, the gaps of the segment profile of the contacting spring parts are filled with an antifriction lubricant. At the end of the second part of the spring, there is a sealing collar to prevent the lubricant leakage, and the first part of the helical spring, made with coils of the rectangular cross-section with rounded edges, is covered by a tube of a damping material, for example polyurethane. The gaps in the first part of the helical spring made with coils of the rectangular cross section, which is covered by the tube of a damping material, are filled with crumbs of a friction material made of a composition containing the following components, at the ratio, in wt %: a mixture of resol and novolac fenoloformaldegide resins at the ratio of 1:(0.2-1.0) 28÷34%; a fibrous mineral filler containing glass roving or a mixture of glass roving and basalt fibre at the ratio of 1:(0.1-1.0) 12÷19%; graphite 7÷18%; a friction modifier containing carbon black as a mixture with kaolin and silica 7÷15%; barite concentrate 20÷35%; talc 1.5÷3.0%.EFFECT: increasing the vibration damping efficiency, reducing dynamic loads on the lower structure of the foundation.2 dwg

ethod of erecting high-rise building on natural base // 2634762
FIELD: construction.SUBSTANCE: method of erecting a high-rise building on a natural base includes calculating the stress-strain state of the "base-foundation-structure", arranging a slab foundation and erecting a high-rise building with redistributing the stiffening elements in accordance with the condition of uniformity of the foundation settings. First, the slab foundation for the high-rise part of the building is arranged, and the building is erected at a calculated height calculated based on the condition of preventing the building from tipping over under the seismic and/or wind impact. Then the slab foundation for the stylobate part of the building is arranged, and the remaining part of the high-rise building and that of the stytlobate are erected simultaneously, while ensuring the uniform foundation setting.EFFECT: reducing the unevenness of the base deformations and reducing the efforts in the structures of the building due to the temporary separation of the settings of the high-rise part and the stylobate part, the possibility of erecting a high-rise building in areas with the seismicity of up to 9 points on a natural base.2 dwg

Lighting support // 2633938
FIELD: construction.SUBSTANCE: invention relates to devices for lighting roads, squares, streets, made of pipes of various diameters, and can be used in the construction of towers, masts, power lines, etc. The technical result: increasing the reliability of fixing the lighting support to the base. The lighting support comprises a metallic pole connected in the lower part to the lighting support base made in the form of a pipe equipped in the upper part with a plate with a set of studs for connecting the base to the metallic pole, and a spatial reinforced framework is fixed inside the pipe. Wherein the lighting support base can also be made in the form of a set of studs connected to one another in a single structure in the upper part by means of a plate, and in the lower part by horizontal studs and corner elements.EFFECT: increasing the reliability of fixing a lighting support to a base.2 dwg

Reinforced-ground barrette shallow foundation // 2633626
FIELD: construction.SUBSTANCE: foundation comprises vertical trench walls. The trenches are laid out with hollow composite blocks of the rectangular cross-section with or without a bottom, with a width equal to the trench width, with a wall thickness required by the design foundation strength conditions by ground and material, filled with a filling material.EFFECT: improving the foundation reliability, ensuring the effective operation of the foundation under the impact of various loads thereon, reducing the material consumption and labour intensity.6 cl, 3 dwg

ethod of strengthening foundation at reconstruction // 2633619
FIELD: construction.SUBSTANCE: invention can be used in the reconstruction of buildings and structures with a strip foundation, a pile grillage or a grillage-free pile foundation, due to increased loads on the foundation. The method of reinforcing the foundation during reconstruction involves creating galleries under the foundation base of the existing building and driving multisectional piles from the galleries with jacks under the foundation base, with the abutment on the existing foundation plate, concreting the pile cavity and forming the pile head. The method is implemented under conditions where the total pile driving force exceeds the weight before the reconstruction of the building arranged either on a pile grillage, or on a strip foundation, or on a grillage-free foundation. The galleries at pile installation points are created in stages. Driving the piles is carried out from the galleries arranged at an appropriate stage under the bottom of a grillage or a strip foundation, or under the building elements, which are used as supporting elements at the abutment of jacks. At the initial reinforcement stages, the carrying capacity of the soil base under the foundation is used, taking into account its weakening by the galleries, and at each subsequent stage the load-bearing capacity of the pile grillage with the structures built thereon is used, taking into account the weakening of the ground base by the galleries for the piles driven at the next stage.EFFECT: reinforcement of the foundation, when the total pile driving force exceeds the weight of the building before reconstruction, increasing the carrying capacity.6 cl, 2 dwg

Dismountable foundation for support // 2633604
FIELD: construction.SUBSTANCE: foundation comprises separate reinforced concrete blocks in the form of prisms mounted on the base surface and pulled together with horizontal tension bars, and anchor bolts on separate blocks for fixing the support. The separate reinforced concrete blocks are made in overall dimensions in the form of hollow triangular prisms comprising a bottom and walls. In the walls near their vertices on the top and the bottom, openings for tightening bolts are made.EFFECT: reducing the transport weight of separate foundation blocks, simplifying the installation of tension bars.3 cl, 4 dwg

Hydroelectric turbine system // 2633600
FIELD: construction.SUBSTANCE: hydroelectric turbine system having a base comprising a frame, a plurality of racks extending from the frame, and at least one load bearing member extending from the base in a position providing, in use, the base resistance to overturning. The load-bearing element has an arrangement and dimensions ensuring to it the elevated position above the installation site surface, when the plurality of racks are in contact with and supported by said surface.EFFECT: ensuring the reliable turbine location without the risk of overturning without the need of a fastening, simplifying the installation and maintenance of the turbine system.10 cl, 3 dwg

Retaining system for equipment element on concrete slab // 2633435
FIELD: construction.SUBSTANCE: system for securing an equipment element (1) mounted on a concrete slab (2) comprises at least one block (31, 32) raised with respect to the slab (2) and formed integrally with it, a metal strip (310) limiting the vertical block walls (31, 32), and a metal support (35, 35') located above said block (31, 32) for connecting to the rack (12) of the equipment element (1) mounted on the concrete slab (2). Said support (35, 35 ') is formed with downwardly curved edges (351) along its periphery, made with the possibility to cover the metal strip (310) and attached thereto by means of welding.EFFECT: use of the invention allows to shorten the installation time of equipment elements on a concrete slab while maintaining the accuracy of its positioning.9 cl, 4 dwg
Vibration-insulated foundation with pneumatic vibration insulation system // 2631283
FIELD: construction.SUBSTANCE: vibration-insulated foundation with a pneumatic vibration insulation system includes a foundation bath filled with a compressed gas, a support block arranged in the foundation bath, an elastic element made in the form of a torus filled with a compressed gas and located between the side surfaces of the foundation bath and the support block, and a supply pipeline of the compressed gas. The support block is made hollow with throttling openings communicating its cavity with the foundation bath cavity and with the torus cavity. The compressed gas supply pipeline is brought into the support block cavity and to the autoregulator for maintaining the upper surface level of the support block, an additional damping device is rigidly fixed to its lower surface, made hollow in the form of a framework having an equidistant shape with the support block, located between the support block and the foundation bath bottom, on which the framework rests through mesh washer dampers and the cavity of which is connected to the support block cavity through a throttling opening.EFFECT: increasing the efficiency of vibration damping, reducing dynamic loads on the lower structure of the building foundation.2 cl, 2 dwg

Vibration-insulating foundation with inertial masses // 2631274
FIELD: construction.SUBSTANCE: vibration-insulating foundation with inertial masses includes an upper structure and a lower structure and vibration insulators with spring supports and balls arranged in spherical shells with a gap, which have spikes interacting with the upper structure. Each vibration insulator is provided with at least three levers and guides for them, mounted on the lower structure. Some lever ends are hingedly connected to the shell, while others are made with counterweights and are connected in series by springs; in the gap between the ball and the shell, rotation bodies are arranged, and the counterweights are fixed to the levers with the possibility of fixed movement. The spring comprises a cylindrical helical spring consisting of two parts with counter-directed ends, one part of which has coils of the rectangular cross-section, and the other part of the spring is made hollow, the counter-directed end of the first part being located in the cavity of the second one, the segment-profile gaps of the contacting spring parts are filled with an antifriction lubricant. At the end of the second part of the spring, a sealing collar is mounted to prevent the lubricant leakage, and the first part of the helical spring, made with coils of the rectangular cross-section with rounded edges, is covered with a tube of a damping material, for example polyurethane. The gaps in the first part of the helical spring, made with coils of the rectangular cross-section, which is covered by the tube of a damping material, are filled with crumbs from a friction material, the gaps in the first part of the helical spring, made with coils of the rectangular cross-section, covered by the tube of a damping material, are filled with crumbs of a frictional material made of the composition containing the following components, at the ratio thereof, wt %: the mixture of resole and novolak phenol-formaldehyde resins iat the ratio of 1:(0.2-1.0) 28÷34; a fibrous mineral filler containing glass-roving or a mixture of glass-roving and basalt fiber in the ratio 1:(0.1-1.0) 12÷19; graphite 7÷18; a friction modifier containing carbon black in the form of the mixture with kaolin and silicon dioxide, 7÷15; barite concentrate 20÷35; talc 1.5÷3.0.EFFECT: increasing the efficiency of vibration damping, reducing dynamic loads on the lower structure of the foundation.3 dwg
Vibration-insulated foundation // 2631272
FIELD: construction.SUBSTANCE: vibration-insulated foundation includes a bath, a foundation block arranged therein with a gap in relation to the walls and the bottom, and vibration insulators in the form of spring-loaded roller bearings mounted on the bath bottom and inclined rods attached thereto with their lower ends, on the top ends of which the foundation block rests. The foundation block freely rests on the upper ends of the rods, its lower surface in the contact area with the rods is made with cylindrical recesses, the generatrix of each being oriented horizontally and perpendicularly to the corresponding rod. The roller bearings are connected by a spring and from the side facing the bath walls are equipped with buffer elements. The lower edge of each foundation block recess is made with an abutment, and an additional spring is attached to its upper edge with one end, the other end of which is connected to the upper end of the corresponding rod, and the total stiffness of the additional springs is less than the stiffness of the main spring. The main spring connecting the roller bearings is made in the form of a cylindrical spring consisting of two parts with counter-directed ends, one part of which has turns of the rectangular cross-section, and the other part of the spring is made hollow, and the counter-directed end of the first part is arranged in the cavity of the second one, the segment-profile gaps of the contacting spring parts are filled with an antifriction lubricant. At the end of the second part of the spring, a sealing collar is mounted to prevent the lubricant leakage, and the first part of the helical spring, made with coils of the rectangular cross-section with rounded edges, is covered with a tube of a damping material, for example polyurethane. The gaps in the first part of the helical spring, made with coils of the rectangular cross section, which is covered with the tube of a damping material, are filled with crumbs of a friction material. The gaps in the first part of the helical spring, made with coils of the rectangular cross-section, covered with a tube of a damping material, are filled with crumbs from a friction material made of a composition comprising the following components at their ratio, wt %: the mixture of resole and novolak phenol-formaldehyde resins at the ratio of 1:(0.2-1.0) 28÷34; a fibrous mineral filler containing glass-roving or the mixture of glass-roving and basalt fiber at the ratio of 1:(0.1-1.0) 12÷19; graphite 7÷18; a friction modifier containing carbon black in the form of the mixture with kaolin and silicon dioxide 7÷15; barite concentrate 20÷35; talc 1.5÷3.0.EFFECT: increasing the efficiency of vibration damping, reducing dynamic loads on the lower structure of the foundation.2 dwg

Seismic-resistant pile foundation // 2630326
FIELD: construction.SUBSTANCE: seismic-resistant pile foundation includes a group of piles, a reinforced concrete grillage rigidly connected to the piles. The reinforced concrete foundation block is installed on reinforced concrete grillage, which is rigidly connected to the reinforced concrete grillage by means of connection bars made in the central part of the grillage and with the structures of the building at the mating points. Wherein outside the rigid connection, between the reinforced concrete grillage and the reinforced concrete foundation block, a waterproof material is installed.EFFECT: improving the seismic resistance of a building due to excluding transmission of plucking forces on the piles, excluding the possibility of shearing and tilting of the building under the seismic impact.5 dwg

ethod of conducting drilling and blasting operations with shielding // 2630004
FIELD: blasting.SUBSTANCE: method of conducting drilling and blasting operations with shielding includes the preliminary creation of a seismic-shielding gap by blasting explosive charges placed in wells. Prior to the commencement of drilling and blasting operations on the quarry, at least two non-overlapping, non-parallel seismic-shielding gaps are created that are located outside the open-pit field between the open-pit field and the protected object. One of the seismic-shielding slots is perpendicular to the line connecting the centers of protected object and open-pit field. The lengths of the seismic-shielding gaps are chosen so that all seismic-shielding gaps overlap the protected object while observing the protected object from any point of the field. Wells that form seismical-shielding gaps are drilled vertically.EFFECT: invention makes it possible to reduce the amount of work to create seismical-shielding gaps, increase the length of seismic-shielding gaps in working condition and increase the safety of drilling and blasting operations with shielding.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

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

Wind turbine foundation and wind turbine // 2621234
FIELD: construction.SUBSTANCE: wind turbine foundation to accommodate the wind turbine tower with multiple tower segments comprises multiple foundation segments made of precast concrete elements, at that, the foundation segments comprise a plurality of first and second tubular shells, which serve to accommodate the strands for foundation segments tension. A foundation segment has a bottom side, a top side for lower tower segment installation, an inner side, an inwardly curved outer, two side surfaces and an outer portion. The first tubular shells extend circumferentially and parallel to the bottom side, and the second tubular shells extend between the outer portion and the top side of the foundation segment or parallel to the side surfaces.EFFECT: increased bearing capacity of precast foundation, providing static of a precast foundation made of multiple elements.5 cl, 5 dwg

ethod of pipelines protection from emergency situations, caused by karst holes // 2618802
FIELD: construction.SUBSTANCE: method of pipelines protection from emergency situations, caused by karst holes, at which reveal the pipeline, perform the bored piles on its both sides, stack the metal socket under the pipeline, the half pipe with diameter larger than the pipeline diameter is used as the metal socket, metal socket is connected with bored piles using steel rope, which bends around the pipe, and the ends of the rope are fixed at the piles heads, using the slack adjuster, regulating the rope tension, cover the pipeline with the ground, install the sensors at the rope ends before the slack adjusters. Bored piles are made in such a way, that the pile top end and the pile metal shell top end are above the earth's surface at the same level, and the bottom of the pile metal shell does not touch the ground surface level. In the pile top end in the concrete, enclosed with metal shell, perform the end recess and guide, install the sensors at the rope ends before guide, insert the slack adjuster into the end recess, thereby protecting the slack adjuster and the rope ends from the military and weather actions. The horizontally turned cover is fixed to the metal hinged shell, which covers the end recess with the adjuster, reinforcing the adjuster protection. The electric contacts are reinforced at the horizontally turned cover and on the metal shell, while at the normal position, when the slack adjuster examination is not possible, the horizontally turned cover rests on the metal shell, while rotating the horizontal cover the electrical contacts are closed, turning on the warning device through relay, which alarms on the slack adjuster unauthorized inspection, that allows you to take measures in time.EFFECT: improved protection of slack adjusters and steel rope ends from the military and weather actions, providing alarms, while the slack adjuster and steel rope unauthorized inspection is taken place.1 dwg
ethod for erecting monolithic reinforced concrete structures // 2618552
FIELD: construction.SUBSTANCE: concreting the seizures is carried out with the concrete mixture with the compensated shrinkage of the strength class B25 - B40 with the self-stress up to 0.8 MPa and the water resistance W12-W16, it is maintained for 14-20 days, and the gaps between the seizures are filled with tensile concrete with the expansion coefficient of 1.2- 2.0 MPa and the water permeability W14-W20 to form a seamless monolithic structure.EFFECT: erection of monolithic waterproof structures of a large extent without the use of additional waterproofing.2 cl, 1 tbl

Foundation // 2618551
FIELD: construction.SUBSTANCE: foundation comprises a plurality N of bored piles, where N≥3, with the anchor bolts M, where M≥1, N profiles with the first and the second end portion of each, and fixing elements. It additionally comprises the housing, N connection elements, N support plates with an opening, and N compensating elastic inserts with an opening. The profiles are arranged so that the axis of the profiles in the plan form a bundle of direct lines, the first end portions of the profiles are mechanically connected to the housing to form a single radially-beam construction. The bored piles are located on the direct lines of the said beam. The support plates are arranged on the bored piles. The compensating elastic inserts are arranged on the support plates. The connection elements are located on the profiles, one connecting element at each profile. Anchor bolts pass successively through the openings in the support plates and the openings in the compensating elastic inserts. Each second end portion of the profile is mechanically coupled to a corresponding anchor bolt.EFFECT: reducing the concrete consumption of the foundation, design simplification, shortening the time for the foundationconstruction in remote and inaccessible areas, preventing the forces of frost heaving, preventing the settlement and the lateral displacement.10 cl, 4 dwg
obile foundation // 2617826
FIELD: construction.SUBSTANCE: mobile foundation contains the base made in the form of a set of box-shaped elements connected to each other and forming a cavity. Fixing ridges and clamps are made on the top surface of the box-shaped elements. One of the box-shaped elements is connected to the vacuum device that constantly maintains in the cavity a pre-calculated pressure difference between the cavity pressure and the atmospheric pressure. The base is provided with the sealing skirt arranged along the longitudinal part and on one of the butts of each box-like element.EFFECT: increasing the foundation mobility, the possibility to reliably fix the mobile foundation on almost any surface and to ensure the reliable fastening of the structures installed on it.2 dwg
Vibration insulator for foundations of buildings operating in seismically hazardous areas // 2617737
FIELD: construction.SUBSTANCE: vibration insulator for foundations of buildings operating in seismically hazardous areas contains the housing, the base, the resilient element, the lower and the upper travel stop of the resilient element made of an elastomer, and the threaded bushing connecting the resilient element with the vibration-insulated object; the housing is rigidly connected to the base made in the form of a circular thrust bearing on which the lower cylindrical resilient damping element of an elastomer with an axial cylinder-conical opening rests, fulfilling the functions of the lower travel stop of the spring, the axis of which is perpendicular to the base. The spring interacts with the upper and lower travel stops through the lower support cup and the upper spring-enclosing cover which is rigidly connected to the threaded bushing axially symmetrical to the spring, and the upper spring travel stop in the form of a cylindrical bushing enclosing the cover from above is fixed on the cover. The upper travel stop serves as the upper resilient-damping element and is made of an elastomer, and a screw for connecting the resilient element with the vibration-insulated object is fixed in the threaded bushing. The housing in the upper part is connected to the cover, on the butt surface of which, facing the vibration-insulated object, an resilient stop of the dynamic object movement made of an elastomer is fixed, and in the cover perpendicular to its axis an opening is made for pumping a lubricious viscous material, for example solidol, into the system, and two additional damping elements are arranged coaxially with each other and coaxially with the housing in the axial cylinder-conical opening of the lower cylindrical resilient damping element of the elastomer, one of which, having the shape of a cylindrical conical bushing, is made of polyurethane, and the other, arranged inside the first one and having a cylindrical shape, is made as a resilient mesh element. Inside the spring, coaxially thereto, a cylindrical damper made of an elastomer, for example polyurethane, is arranged, wherein the helical groove is made on its cylindrical surface equidistant to the helical spring surface, and the layer of a lubricant, for example, of solidol, is arranged between the contacting helical surfaces of the damper and the spring. The spring coils are covered with a layer of a vibration-damping material, for example polyurethane, and the cylindrical damper of elastomer is made hollow, in the form of a cylindrical bushing, while the stiffness of the cylindrical damper is less than the spring stiffness.EFFECT: increasing the effectiveness of vibration insulation by increasing the damping of vibrations at low frequencies while maintaining the dimensions of the vibration insulator.1 dwg
ethod for plate-pile foundation construction // 2616633
FIELD: construction.SUBSTANCE: method for construction of plate-pile foundation and includes arrangement of piles and a mineral base, construction of monolithic tape grills combined by cylindrical reinforced concrete shells, as well as seal the subgrade compaction by crimping in the span portions of the foundation. First, piles are arranged, after which a flexible sealed membrane is laid in spans on the subgrade, along this membrane a curved mineral base is formed with injector pipe installation. Then, low cross tape grills are made along the piles, grills are combined by reinforced concrete cylindrical shells, and then the vertical load-bearing elements and the basement floor are erected to create a rigid box-like system. Next, the subgrade is moulded by cement slurry injection into the mineral base through the injector pipes, followed by hardening. Physical and mechanical subgrade soil characteristics are improved and piles load-bearing capacity is increased, then tape grills, combined by the cylindrical shells are converted to a monolithic grillage plate with variable bending stiffness.EFFECT: increased foundation bearing capacity due to subgrade compaction by pressing, which improves piles bearing capacity and includes the plate part into the work prior to operational load application, foundation stiffening and redistribution of internal forces, alignment of the entire structure deformation as a whole due to creation of a rigid box-like structure from the longitudinal and transversal walls and basement floor, reduced labour and material consumption due to reduced number of piles and concrete and steel consumption, in addition, moulding eliminates the consequences of subgrade structure loss due to meteorological influences, groundwater impact, mechanical impact of construction machinery construction workers errors during earthworks.7 dwg

Design of bearing part of offshore fixed platform in offshore area // 2615809
FIELD: construction.SUBSTANCE: invention relates to construction and namely the construction of bearing part of offshore fixed platforms (OFP), intended for development of oil and gas fields on the continental shelf offshore, including the Arctic. The design of the support part of the offshore fixed platform in offshore area includes a vertical supporting column and vertical ribs, radially arranged around the perimeter of the walls of the supporting column, designed for transmission of all kinds of loads from the platform. Each rib transmits all kinds of loads from the platform on its own, dug into the ground and independently operated, hollow cylinder fitted with equipment for hydraulic erosion of the soil under the walls of the cylinder and its immersion. The minimum number of cylinders for a single platform is three.EFFECT: invention can improve reliability and accelerate the erection of the supporting part of OFP using platform support members buried into the seabed.3 dwg

Wind-driven power plant tower base section // 2611086
FIELD: construction.SUBSTANCE: invention relates to construction, namely to tower base for wind-driven power plant tower installation and fixation on foundation and for construction on it. Tower base section for installation and fixation on foundation and for construction on it of wind-driven power plant tower includes lower outer annular flange for installation and fixation on foundation, upper inner annular flange for installation and fixation of tower segment with corresponding lower tower flange on it, lower inner support flange for installation on foundation and side surface annular section, connecting lower outer annular flange and bottom inner support flange with upper inner annular flange. Side surface Section defines outer and inner areas. Inner support elements, in particular, support posts, have first end connected with upper inner annular flange, and second end connected with lower inner support flange, and with possibility to support upper inner annular flange.EFFECT: technical result consists in improvement of tower base foundation reliability, simplified construction, reduction of labor intensity, reduced duration of construction.13 cl, 7 dwg

Gravity-pile platform and method of its placement on sea bed // 2606484
FIELD: construction.SUBSTANCE: group of inventions relates to hydrotechnical construction and can be used for creation and operation of offshore pile-gravity platforms for exploration of continental shelf hydrocarbon resources. Platform comprises superstructure, body with foundation, equipped with slots in form of direct correct cylinder, through which piles are installed. At that, piles are equipped with heads in form of inverted truncated regular cones with base diameters, smaller than diameter of slots in foundation, mounted on piles buried into slots with head cone base gradient above slot top.EFFECT: technical result consists in improvement of platform stability and reduction of materials consumption.10 cl, 5 dwg

ethod of stabilising wind power installation // 2605980
FIELD: construction.SUBSTANCE: invention relates to construction, specifically to stabilisation of a connection of a foundation section of a wind power installation. Disclosed is a method of stabilising a wind power installation, which comprises determining need for stabilisation of wind power installation relative to foundation, wherein determination includes measuring of movement of vertical support relative to foundation of wind power installation by using one or more sensors for change in length, located on at least one of windward and leeward sides of support of wind power installation, deactivating wind power installation, calibrating one or more sensors for change in length, activating wind power installation, measuring of movement of support and storing of data on measured movement of support, as soon as deviation values generated by one or more sensors of change in length is lower than a preset value, tracking position of nacelle of wind power installation during measurement of movement of support. Measurement of movement of support is interrupted, if change of position of nacelle is more than 5°. One or more sensors for measuring length on changed location windward side or leeward side support is are re-positioned depending on change of position of nacelle. Measurement of movement of support is started again. At least one section of surface of foundation of wind power installation is prepared, multiple holes are made in prepared surface at a given depth. Curable material is introduced into multiple holes and introduced material is cured in holes.EFFECT: technical result consists in improvement of reliability of structure, reduction of material consumption and labour intensity of work on stabilisation of structure.17 cl, 2 dwg

Shallow foundation structure // 2605470
FIELD: construction.SUBSTANCE: invention relates to construction and can be used during arrangement of shallow foundations in construction of industrial, civil and transport facilities. Shallow foundation structure includes ground bed, crushed rock pillow, structure of foundation. Base along the perimeter of the foundation is made with the geometry formed compacted rigid core in the form of a hip pyramid of lumpy clay fractions and cement-sand mortar.EFFECT: technical result consists in increasing of carrying capacity of foundation structure, reducing of yield of structure during operation, expanding the field of use.1 cl, 6 dwg

Structure foundation // 2605238
FIELD: construction.SUBSTANCE: invention relates to construction and can be used during arrangement of shallow foundations in construction of industrial, civil and transport facilities. Foundation structure includes ground bed, crushed rock pillow, structure foundation. Base along the perimeter of the foundation is made in the stage of semi-created rigid compacted core in the form of a hip pyramid with ledges of lumpy clay fractions and cement-sand mortar.EFFECT: technical result consists in improvement of carrying capacity of foundation structure, reduction of yield of structure during operation, wider field of use.1 cl, 6 dwg

Seismic-isolating system "pile in pipe in downtake well" // 2603317
FIELD: construction.SUBSTANCE: invention relates to construction and can be used in designing and construction of residential, public and industrial buildings and structures. Seismic-isolation system “pile in pipe in downtake well” consists of building on piles foundation with high grillage surrounded by retaining wall, seismic deformation seam between building and retaining wall, reinforced concrete piles located inside pipes, rigidly braced with grillage in upper part, buried in bearing soils of 1 or 2-nd categories of seismic properties with lower part, turning off links between piles and pipes' top part, top of which is located between elevations of retaining wall foot and bottom of grillage. Pipes' top is located at bottom of downtake well intermediate grillages between upper grillage and bottom of well are braced with piles-columns forming one or more underground levels. In level of each grillage turning off and/or turning on bracings between grillages and well are installed. Dry friction damper is attached to upper grillage and well bottom. Seismic seam is located between bottom and walls of downtake well. Seismic deformation seam is located between building and downtake well top.EFFECT: technical result consists in reduction of intensity of seismic effect on building using underground space, reduced diameter, length of used pipes, increased number of adaptation variants of seismic isolating system.8 cl, 1 dwg

ethod for reduction of action of forces of frost boil and increasing stability of pile foundations in permafrost zone // 2602538
FIELD: construction.SUBSTANCE: invention relates to designing, construction and operation of structures in conditions of permafrost zone, particularly, to protection of buildings and structures of frost boil in areas seasonal frost penetrated soils. Method for reduction of action of forces of frost boil and increasing stability of pile foundations in permafrost zone involves immersing piles in permafrost. Method includes determining based on results of preliminary geothermal observations potential areas of occurrence of excess cryogenic heads near pile foundation and in perched water of supra-permafrost aquifer, in limited hydrodynamic zones, placing in said sections water reducing wells with perforated wall in lower part of its forming, immersed at a depth not above roof of permafrost rock. In said wells, installing hydrogeological discharge tubes, in each up to four pieces. Inner space of each of said hydrogeological water discharge tubes in beginning of period of freezing seasonally thawing layer is left free and tightly plugged from lower end of packer, and on top of sealed cover. Inner space of each hydrogeological discharge tube at beginning of period freezing seasonally thawing layer remains free and tightly plugged, and during formation of limited hydrodynamic zones in supra-permafrost aquifer, including perched water, and growth of cryogenic pressure in conditions of passage of depth of soil mass front freezing is performed step-by-step unloading cryogenic pressure, by varying hydrodynamic parameters of “soil foundation” by successive opening of unloading hydrogeological tubes at moments, determined based on analysis results of current geotemperature data, obtained during geotemperature control and monitoring of state of soil mass from beginning of transition period of average daily temperatures of ambient air below 0 °C.EFFECT: technical result consists in reduction of action of forces of frost boil on pile foundations, higher stability and reduced risk of formation near them of frost mounts in permafrost zone.1 cl, 4 dwg, 1 tbl

ethod for construction of foundation support // 2601787
FIELD: construction.SUBSTANCE: invention relates to construction, particularly to construction of supports of bridges, structures of pile type with larger diameter. Method of constructing foundation support using sunk well and development machine, which includes planning area for construction of well, making well section, forming a shell well, immersing shell well. Well section is used in form of rings. At planned area is set a first ring and is suspended tunnelling machine with working member down. Tunnelling machine starts working soil inside first ring, in formed cavity is lowered first ring. To upper end of first ring is secured bottom end of second ring, each time. When next ring is immersed, following ring is attached to it. During whole process of tunnelling generated soil in form of pulp is pumped to surface by means of pump and hoses. After achieving required depth of penetration is stopped, finished shell of foundation support is sealed and residual water is pumped therefrom. Further, injection of cement grout into gap between finished shell and soil is carried out.EFFECT: technical result consists in provision of manufacturability, creating a durable foundation support, reduction of material consumption.16 cl, 1 dwg

Ground module (versions) // 2600426
FIELD: construction.SUBSTANCE: group of inventions relates to construction and can be used in construction of main pipelines in swamps, in the area of distribution of permanently frozen soils, at fast construction of roads, aerodromes and other objects of engineering infrastructure. Ground module comprises at least five X-located cells made of flexible elements and equipped with protective walls and an inserted bottom, which is connected to cells facets or ribs. Cells are filled with fill ground. Invention allows extending the range of technical facilities, increasing carrying capacity of bases of main pipelines, roads, and other structures, and also increases lifetime, reduces costs and time for maintenance of abuilding industrial sites.EFFECT: method enables to avoid using imported mineral ground owing to using local ground.13 cl, 8 dwg

Earthquake-resistant pipeline // 2600228
FIELD: construction.SUBSTANCE: invention can be used in construction of main pipelines in seismic regions. Earthquake-resistant pipeline includes a pipe, concrete base, support plates installed above the concrete base with a gap, and intermediate elements arranged between concrete base and support plates. In the concrete base there are at least two recesses with metal cups having circular bull-heads sides facing upwards. Support plates are bent in the form of a cup, shaped like the concrete base cup, their boards is aligned with the concrete base cup to form a cavity inside of which ball-shaped intermediate elements are installed. Pipeline is additionally equipped with a band and support bed, between which the support damper is installed. Support bed is attached to support plates by means of vertical stiffness ribs.EFFECT: high earthquake resistance of pipeline at considerable seismic oscillations, simplified design, reduced labor input, higher reliability.1 cl, 2 dwg

Foundation and method of its construction // 2599159
FIELD: construction.SUBSTANCE: invention relates to construction and can be used in designs of pile-plate foundations, intended for construction of buildings and structures. Foundation consists of base plate and piles, arranged outside the base plate and connected with flexible links, located above or below of the ground level. Flexible links are made of prestressed metal cables. Piles are composed of bored piles with cores from metal thick-walled pipes, to external cylindrical surface of each of which are rigidly attached on opposite sides two lengthwise metal plates, located in the plane passing through the longitudinal axis of the pipe and perpendicular to direction of link.EFFECT: technical result consists in improvement of reliability and bearing capacity of foundation, reduction of material consumption of its construction.8 cl, 6 dwg

Foundation for vertical steel reservoir // 2599109
FIELD: construction.SUBSTANCE: invention relates to building of reservoirs, in particular, to erection of large steel vertical tanks for storage of oil and oil products on weak soils. Foundation for vertical steel reservoir consists of piles and a reinforced concrete plate. Lower part of the reinforced concrete plate has recesses representing segments of spheres, located along the whole area of the reinforced concrete plate in several rows. Piles are rigidly connected with the reinforced concrete plate and are located at points of intersection of three segments of spheres and represent truncated quadrangular pyramids arranged with preliminary soil forging.EFFECT: increased carrying capacity of the foundation, ensuring of uniform distribution of loads between the piles and the reinforced concrete plate or grill, reduction of material consumption.1 cl, 4 dwg

Device and method for anchorage wind-driven power plant // 2594841
FIELD: construction.SUBSTANCE: present invention relates to an anchoring section for anchoring a tower of a wind turbine in a foundation. Anchoring section for anchoring a tower of a wind turbine in a foundation comprises a support section for fastening a tower segment over foundation, and a foundation section for embedding in a concrete mass of foundation. Section on type of wall is made in form of a surface of a cylinder or side surface of a truncated cone without flange on side further from support section.EFFECT: use of invention reduces possibility of damages in foundation.12 cl, 6 dwg

Foundation of reservoir with improved heat insulation properties // 2592929
FIELD: construction. SUBSTANCE: invention relates to construction and can be applied to foundations of tanks for storage of oil and its processing products under conditions of seasonal frosts and permanently frozen soils in Far North. Foundation of reservoir represents prepared soil in form of pad made of medium-grained sand and artificial additive. Artificial additive represents disperse heat-insulating material in form of granulated foamed polystyrene in amount of up to 10 % of foundation pad volume. EFFECT: technical result consists in reduction of immediate heat exchange between reservoir bottom and seasonally frozen or permanently frozen soils Far North conditions, preventing or reducing thawing of the latter and loss of their firmness. 1 cl

ethod of raft foundations reinforcement // 2592314
FIELD: construction. SUBSTANCE: invention relates to geotechnical construction, namely to method of reinforcement of foundations. Method of raft foundations reinforcement comprises arrangement of through hole in foundation with exposure of its top and bottom bars, immersion of tube with thread to form reinforcement pile and screwing on plate on it. To plate preliminary welded longitudinal and transverse reinforcement rods and connected to lower rods of foundation. EFFECT: technical result consists in improvement of reliability of interfacing an inclined pile with existing foundation (reinforced concrete grill or reinforced concrete plate of base) at reconstruction of buildings and foundations, providing for production of interfacing unit, ensuring inclusion of pile into joint operation of foundation. 1 cl, 2 dwg

Earthquake-resistant industrial building // 2589244
FIELD: construction.SUBSTANCE: invention relates to erection of buildings and structures in seismic regions. Earthquake-resistant industrial building includes frame, foundation and intermediate elements. Foundation is made of separate supports and belt arranged relative to each other with a gap. In the bottom of the supports and on the upper surface of the tape are aligned bowl-shaped recesses to form a cavity inside of which are intermediate elements in the form of a ball. Between the supports are provided with channels accommodating beam-brace with a gap relative to walls of channel. Over the belt with a gap along the perimeter of the supports are fixed barriers to form a cavity, above which there is a supra-foundation plate. Along the perimeter of the lower surface of the plate there are seams of sliding.EFFECT: higher reliability and seismic resistance of industrial building at considerable horizontal seismic effects, reducing material consumption and labour intensity of its erection.4 cl, 4 dwg
 
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