Device for purification of water from sediment
(57) Abstract:Usage: in hydraulic engineering for purification of water from sediment and floating debris. The inventive improvement of the quality of the filtrate and the energy savings is achieved in that the device for purification of water from sediments, including Tranzitny 10 and discharge 6 channels, axis 11 with the drive that hosts the filter element 3, provided with a shut-off elements 4, flooded into the wells. On the sides transistor channel 10 remotely, can be rotated installed bearing hollow axle 11, the retaining angle filter elements 3 placed on them from the front vibrating screens 1 on the hinges 2, and at the end - radial gates 4 to overlap their release channels 6. In discharge channels 6 is also placed on the hollow axis 11 at an angle similar to the filter elements 3 having a vibrating grid 1 on the hinges 2 and radial gates 4, overlying the drain trays, communicating with the settling chambers are hydraulically connected with the collector 15 clean water. In addition, at the free end of hollow bearing axis 11 is rigidly fixed timer actuators mounted in the wells located on the outer sides of the Board implemented the si 11 of transistor 10 and discharge channels 6, and emptying the timer drives in wells that are hydraulically connected through the drain tray settling chambers 16 and hydraulically connected with the reservoir of clean water. 1 C.p. f-crystals, 6 ill. The invention relates to hydraulic engineering and can be used for purification of water from sediment and debris at the intake.Known closest to the proposed device for containment of contaminants in the discharge, (A. C. the USSR 1677163, M CL5E 02 In 5/08 from 07.09.89) containing the inlet channel connected discharge channel and the discharge pipe, and the filter shield is installed at the outlet of the inlet channel with the drive mechanism, which is to improve the efficiency provided by the well and stop the drive with the window, the disk shutter, arcuate mesh and a receiving cell of clean water while the well is completed at the end of the inlet channel by lowering its bottom, opposite side walls of the well holes, through which the discharge pipe and discharge channel connected to the inlet channel, the locking disk with box and disk shutter are located in two parallel planes and configured to rotate the actuator is in its bottom, moreover, the disk shutter is installed with the possibility of overlapping of the inlet of the discharge channel in the side wall of the well, has a semicircular shape and is located opposite the Windows of the locking disk and the locking disc is installed with the possibility of overlap of the inlet and the outlet pipe in the opposite shutter wall of the well, in addition, the filter shield is located in the plane of the horizontal axis, and the receiving chamber clean water filter formed by the shield and curved mesh envelope of the disk shutter and stop the disk from the window.The disadvantages of the known device, the following:
the cost of electricity electric 3 to rotate the filter shield 4 with stop disk 5, the disk shutter 8 and the arcuate mesh 10 180oand back with additional structural complication of the device (the presence of a float level sensor 15 with the system auxiliary elements), see A. C. 1677163, Fig. 1-7;
the accumulation during long-term operation of the load in the space between the filter shield 4 and the curved grid 10, which reduces the permeability of water through the filter surface and its quality, see ibid., Fig.4, POS.4 and 10.The purpose of the invention increase the image quality is key water from the sediment, including transit and discharge channels, driven axle, on which is placed a filter element provided with locking elements, flooded into the wells, the reservoir of clean water and settling chamber, on the sides of the transit channel remotely, can be rotated installed bearing hollow axle, the retaining angle filter elements placed on them from the front vibrating grids on hinges, and at the end - radial gates for blocking their release channels, drainage channels also placed on the hollow axes at an angle similar to the filter elements having a vibrating grid on the hinges and radial gates, overlying the drain trays, communicating with the settling chambers are hydraulically connected with the collector of clean water;
at the free end of the supporting hollow axles rigidly fixed timer actuators mounted in the wells located on the outer sides of the side transit channel and sides of discharge channels, with the possibility of filling with water timer drives through the hollow axis of the transit and release channels, as well as the possibility of emptying the timer drives in wells, hydraulically connected through drain l is s device for purification of water from sediment allows comparison with the prototype due to mutually agreed interactions transit channel reservoir of clean water and settling chambers through the discharge channel sequential multi-stage water purification leading to the degree of clarification to the desired values, when depending on the degree of contamination of water in the work connected with the following filters or disables the previous, and also by using timer devices for reduction in cycle filters automatic functioning of the device without the cost of electricity that can be used in energozabezpechennya environmentally stressed areas.Such performance device according to the authors, was previously unknown and meets the criterion of "significant differences".In Fig.1 shows the device in plan; Fig.2 a longitudinal section through a-a in Fig.1; Fig.3 settling chamber; Fig.4 timer after the left turn, and Fig. 5 timer after a right turn; Fig.6 a section along b-B in Fig.5 is a longitudinal section of the hollow axis on the rotary sleeve with ball valve.Device for purification of water from the sediment contains a spring-loaded vibrating grid with 1 hinge 2, mounted on the front end of the filter element 3, the other end of which is provided with a radial gate 4, with the possibility in the process of overlapping the upper end of the flushing box 5 discharge channel 6 with the drain tray 7. The lower end of the shutter 4 when washing sediment closes washing is remotely can be rotated installed bearing hollow axle 11, the retaining filter elements 3 and timer actuators 12, installed in wells 13 trays with drain 14. Timer actuator 12, is placed in the wells 13 along the side of the transit channel 10, have the option of filling with water through the hollow axis 11 of the transit channel 10 and the possibility of voiding the 13 wells that are hydraulically connected through the discharge trays 14 with settling chambers 16, hydraulically connected in turn with the collector 15 clean water, regulation of this connection through the exhaust valves 17.For cleaning vent mass of water in drainage channels 6 on the hollow bearing axis 11 has a similar filter elements 3 with vibrating screens 1 on the hinges 2 and radial gates 4, with the possibility of overlap of their discharge tray 7, communicating with the settling chambers 16 installed in the zones between the drainage channels 6 concluded with two opposite sides between the sides of the transit channel 10 and the collector 15 clean water. At the free end of hollow bearing axis 11 is rigidly fixed a similar timer actuator 12 mounted in wells 13 are located on the outer sides of the sides of the discharge channel 6, with Forex is onania these timing actuators 12 in wells 13 along the sides of discharge channels 6, hydraulically connected through the discharge trays 14 13 wells with settling chambers 16, hydraulically connected in turn with the collector 15 clean water regulation this regard through the intake valves 17.Device for purification of water from sediment operates as follows. Water, sediment, arriving by transit channel 10, passes through the filter element 3 mounted on the hollow axis 11 at an angle a equal to approximately 15-20o. The sediment trapped in the area between the filter element 3 and the bottom 9 of the transit channel 10. Washing the window 5 is closed radial bolt 4 (Fig.2, part I). Clean water flows in the transit channel 10 in the zone the next filter element 3 finer (Fig.2, part II), and so forth to achieve the fullest possible clarification of water. As the clogging of the filter element 3 and the accumulation of sediment on the bottom 9 of the transit channel 10 in the area of detention (a corner solution (a) water through the hollow shaft 11 fill one of the containers of the timer actuator 12, which is under the influence of the mass of water will be rotated at a given angle, turning at the same time and the filter element 3 with vibrating mesh 1 and radial bolt 4 (Fig.2, part III) against h is plane, scraping the bottom plane of the filter element 3 and washing sediment from zone a through the window 5 in the discharge channel 6. In discharge channels 6, equipped with a drain trays 7, installed the same filter elements 3 and timer actuator 12 in 13 wells (Fig.1) having a drain trays 14, through which the water sediment is discharged into a settling chamber 16. After clarification of the water from the chambers 16 through the gates 17 is produced in the collector 15 clean water.In the presence of sediment in the settling chambers 16 a large number of different kinds of inclusions of biological origin (e.g., liquefied manure), these deposits before transportation can be subjected to dehydration by thermoperiod. Sediment deposition and Sora are transported together with the removable settling chambers 16 (Fig. 3).Discharge channels 6 are arranged and operate as similar segments of the transit channel 10, which includes filter elements 3. The clarified water in the transit channel 10 and the collector 15 clean water enters the biological (chemical) cleaning. Settling chamber 16 in the form of interchangeable containers, which is the process of dehydration of sediments.When Paulino, under the influence of the weight of the water will be deflected to the left (counterclockwise) and then rinsed with reverse current clean water, temporarily vibration coming through the grid 1. After the emptying of the tank timer actuator 12 water from them drained through the drain trays 14 in the settling chamber 16. Drain trays 7 and 14 are removable and discardable, for example, during replacement of settling chambers 16.The economic efficiency of the device for purification of water from sediment is
from the cost savings due to the operation of the device with the use of natural hydraulic energy;
bring the degree of possible clarification of water to the desired values due to multi-stage, sequential purification with her arrest and subsequent transportation to the refuge chamber coarse and fine fractions of sediments and hold Sora;
improve the efficiency and reliability of the entire system due to the self-cleaning filter elements and vibrating grids, leaching transit and release channels, and possible utilization of inclusions of biological origin. Device for purification of water from sediments, including transit and discharge channels, driven axle, xtoi water and settling chamber, characterized in that on the sides of the transit channel remotely can be rotated installed bearing hollow axle, the retaining angle filter elements placed on them from the front vibrating grids on hinges, and at the end - radial gates for blocking their release channels, drainage channels are also available on the hollow axis at an angle a similar filter elements having a vibrating grid on the hinges and radial gates overlying communicated with settling chambers drain trays, besides settling chamber hydraulically connected to the reservoir of clean water.2. The device under item 1, characterized in that at the free end of the supporting hollow axles rigidly fixed timer actuators mounted in the wells, located on the outer sides of the side transit channel and sides of the release channels with the possibility of filling with water timer drives through the hollow axis of the transit and release channels, as well as the possibility of emptying the timer drives in wells that are hydraulically connected through the drain tray settling chambers and hydraulically connected with the reservoir of clean water.
FIELD: hydraulic engineering.
SUBSTANCE: invention relates to devices for taking water from surface sources and it is designed to provide protection of diversion facilities from slush ice. Proposed device contains three-dimensional filtering cassettes installed in guide of slot structure of intake port of submerged water intake head of diversion facility consisting of metal rectangular frame with filtering plastic tubes tightly fitted in slots on inner side. Plastic tubes are made truncated along their generatrices on secant line of base of corresponding filtering plastic tube. Chord of secant line of base of filtering plastic tubes is either equal to or non- equal to outer diameter of tubes, and dimensions of metal rectangular frame are multiple of said chord. Truncated filtering plastic tubes can be installed in metal rectangular frame in slots on inner side, either vertically or horizontally, being interconnected by hydraulic insulating material.
EFFECT: provision of effecting protection of diversion facilities from slush ice.
4 cl, 2 dwg
FIELD: hydraulic equipment, particularly mechanical equipment for hydraulic structures, namely heat power plants, atomic power plants and hydroelectric power plants, to protect underwater structure parts from unauthorized access in supply and discharge channels thereof.
SUBSTANCE: protective grid comprises vertical rods and connecting members. Two-level control system is arranged in the grid. One level comprises two independent signaling circuits. The first circuit is arranged in vertical rods shaped as vertical hollow pipes in which contact signaling means wire provided with sensors is arranged. The sensors are located in upper horizontal pipe of independent section. Wires of contact signaling means and sensors are united to form common cable. Wires of contact signaling means formed in the second circuit are located in two extreme hollow pipes and connected with two or more water sensors located in lower horizontal pipe. Lower horizontal pipe and upper horizontal pipe are communicated with all vertical hollow pipes. Common cable of the first circuit and wires of the second circuit are led out and connected to sound and light alarm of the grid and to operator's console. Another level has portable television probe adapted to perform vision-based monitoring and to determine quantity and qualitative characteristics of detected deformations. The television probe may slide along guiding means, for instance along rings. The grid may be installed in slots of hydraulic structure and may be displaced in horizontal direction by hoisting device. Upper and lower horizontal pipes, as well as vertical hollow pipes may be U-shaped or linear and are formed of round or elongated profile. Connecting member may be formed as solid horizontal plate or have hollow ellipsoid shape adapted to receive additional contact signaling means wires.
EFFECT: increased operational reliability, increased accuracy of deformation location and type.
4 cl, 4 dwg
SUBSTANCE: system comprises a settling chamber 1 with a flushing gallery placed between the supply 2 and drainage 3 sections of the channel. The chamber is made with rising side slopes 21, in the lower part of which there is an inlet hole 4 of the flushing gallery 5. The system also comprises a centrifugal clarifier made in the form of cylindrical chambers 6 and 7. The bottom of the chamber 6 is made as inclined towards the central flushing hole. The chamber 7 is placed inside the vertical chamber 6. At the inlet to the settling chamber 1 there is a flat sluice gate 23 with a curvilinear screen 24. The flushing gallery 5 adjoins with its inlet to the inlet at the outer side of the cylindrical chamber 6 and is placed inside the chamber 7, equipped by additional nozzles. The second nozzle 13 is made in the form of an attachment 12 with a flow swirler and with development of a directed water flow connected to a source of discharge water pipeline, and is placed as coaxial to the vertical axis of the flushing drainage pipeline. The lower edge of the internal cylindrical chamber 7 is arranged above the bottom of the external cylindrical chamber 6. The inlet end wall of the flushing gallery is equipped with a horizontal screen 20.
EFFECT: simplified design and higher efficiency of water intake protection against ingress of bottom sediments and floating debris.
2 cl, 2 dwg
FIELD: engines and pumps.
SUBSTANCE: method includes installation of a shield controller 4 and a threshold in a channel. The shield controller 4 is installed at the outlet of a transition section 1, placed between supply 2 and transit 3 channels. In the lower part of the shield controller 4 there is a flush hole 5. At the inlet of the receiving chamber there is a flat shield in the form of an overflow threshold with a drive 14 with capability of vertical displacement. Flow energy redistribution is carried out by displacement of the flat shield. A jet-guiding threshold is made from two sections in the form of a curvilinear and rectilinear 18 one in the vertical direction of walls, providing for the jet-guiding system and kinematically connected with the overflow threshold. The curvilinear wall is installed on the axis 13 as capable of rotation. Installation of the jet-guiding system, movable in vertical and horizontal planes and connected with the movable overflow threshold, placed at the side of the lateral wall of the receiving chamber, provides for concentration of sediment flushing in direction of the flushing hole 5 of the shield controller 4 and further into the transit channel 3.
EFFECT: increased reliability in operation by means of lower impact at a control accessory of bottom and suspended sediments contained in water.
5 cl, 4 dwg
SUBSTANCE: water intake contains base or platform, housing and trash screen at its ends. The platform if formed and housing is fixed to its upper surface. Then at least one screen is installed so that inner space embodies platform with housing and screens at the bottom of water source. Outlet of the housing is connected to pipeline. Water intake forms half cylinder at the platform. Anchors can fix edges of water intake to the upper surface of platform. The base can have barrier placed at its one end. Each of screens is installed to the platform near the housing and forms half cylinders. Each screen forms inner cavity communicated with inner hollow space of the housing. Each first and second screens contain a lateral wall, closed distal end and open proximal end fixed to the housing. Closed distal ends have end walls. Water intake can have intermediate walls located between inner space of the housing and inner space of screens. In each transient wall there's at least one flow modifier. Flow modifiers together with platform form half cylinder. Water intake can have a collector placed in screens. Screen structure can include ribs located along screen length. It can also have wire located across ribs.
EFFECT: increasing protective efficiency of screens from silts and providing uniformity of flow distribution along surface area of screens.
28 cl, 16 dwg
SUBSTANCE: device includes an elastic cloth installed across the flow. The elastic cloth is made as meshed according to shape and size of the flow and is fixed to the frame. The frame is installed on a rotary crosspiece, which has a drive. At the same time the frame comprises a rotary axis parallel to the direction of the flow with the possibility of frame rotation with the elastic cloth perpendicularly to the direction of the flow and fixation of the frame in the necessary position. At the side part of the crosspiece there is a loading cart for removal of dirt.
EFFECT: increased quality of irrigating water treatment, simplified design and reduced energy intensity of treatment.
SUBSTANCE: electrode section is made as a flat structure, it consists of horizontal and vertical electrodes. The section is divided into 2 and more electrodes vertically and horizontally the section includes 1 and more electrodes. Diameter of the horizontal and vertical electrodes is not less than 10 mm, length of each electrode is more than 1m, and distance between the electrodes is not less than 0.05 m. Voltage is supplied either to horizontal or vertical electrodes only or to horizontal and vertical electrodes simultaneously.
EFFECT: more uniform structure of the electric field, increase in operational efficiency of the device without essential increase in the structure volume, improvement of operational reliability and efficiency of the device.
SUBSTANCE: device consists of supply channel 1 with cantilever 3, transit channel 2, and receiving well 4. Rotating filter element 8 with water-permeable plate 18 attached to horizontal rotation axis 11 is installed above well 4 on the side of transit channel 2. Element 8 consists of a set of two similar plates 9 and 10 attached to axis 11. Free end of plates 9 and 10 has slot 13. Horizontal plate 14 is attached with a plane to free ends of plates 9 and 10 and to the end of element 8. Flushing hole 15 with seal 16 is made in element 8 at attachment point to axis 11. Supporting plate 17 is located with an inclination towards transit channel 2 and attached to bottom edge of element 8. Transverse slot 28 for support position of supporting plate 17 is arranged at the bottom of transit channel 2. Grid 22 together with brier teeth 23 and 24 is fixed at the bottom of supply channel 1 with possibility of being turned on horizontal axis 21 and is restricted with a stop in the form of transverse vertical wall 27. Grid 22 is located above filter element 8 and has curved shape and faces with its concave side towards element 8. Slot 13 in plates 9 and 10 of element 8 is installed coaxially to bent end 25 of brier teeth 23 and 24 and the latter are restrictors of its vertical position.
EFFECT: simplifying design of the device and improving its operation reliability and water treatment quality.
5 cl, 6 dwg
SUBSTANCE: mechanical grid comprises a trash stack with a row of parallel bars on grid beams, scrapers with a row of parallel teeth on beams of scrapers for cleaning of the grid. The trash stack and scrapers are made as demountable. The grid beam is equipped with a detachable angle. Eyes of grid bars may be inserted into through holes of the grid beam. The protruding part of eyes from through holes in the grid beam is equipped with slots for insertion of the upper part of one of angle shelves into them, and the other shelf of the angle is fixed by a bolt joint to one of the shelves of the grid beam channel to form a lock joint.
EFFECT: unification of structure elements for commercial production of a standard device, faster assembly and adjustment of a device, simplified repair of a grid and scrapers, increased reliability of device operation.
3 cl, 6 dwg
SUBSTANCE: invention relates to hydrotechnical facilities, and can be used to remove deposits from bottom of the entrance bay and contaminations from trash screens. Device contains a framework with guides and cleaning loop, comprising separate sections hanged on endless haulage chains, located in the said guides and moved by drive. The framework with guides is made L-shape out of channels installed by ribs towards each other to ensure location on the rib internal surfaces of the support rollers of the cleaning loop, made in form of buckets secured on the endless hauling chains. Sections of the cleaning loop are arranged with overlapping through clamp width. In top part of the cleaning loop under buckets the offloading conveyor is provided to remove rubbish from area of the trash screen. Drive of the endless hauling chains is made from gear motor installed in top part of the framework coaxially with top drive shaft of the hauling chains.
EFFECT: quality cleaning and rubbish removal beyond the facility.