CN209873941U - Water taking structure capable of reducing sand content in drainage - Google Patents
Water taking structure capable of reducing sand content in drainage Download PDFInfo
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- CN209873941U CN209873941U CN201920451973.5U CN201920451973U CN209873941U CN 209873941 U CN209873941 U CN 209873941U CN 201920451973 U CN201920451973 U CN 201920451973U CN 209873941 U CN209873941 U CN 209873941U
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Abstract
The utility model relates to a reduce water intaking structure of drainage sand content belongs to secret water intaking technical field. Including setting up in the pond of catchmenting under the earth's surface, the open-top portion cover in pond of catchmenting is equipped with the apron, the opening that the apron will catchment the pond is sealed, the diapire in pond of catchmenting is provided with the sand blocking plate, the sand blocking plate will catchment the pond and divide into sedimentation space and drainage space, it is provided with the clearance to keep off between sand blocking plate and the apron, be provided with the soft tub of permeating water and blowdown washing sand pipe with sedimentation space intercommunication on the pond of catchmenting, the one end intercommunication that the pond was kept away from to blowdown washing sand pipe has the gate valve well, be provided with the washing sand valve on the gate valve well, be provided with the raceway with drainage space intercommunication on the pond of catchmenting, be provided with the outlet valve on. The sand content of the discharged water can be reduced by using the water taking structure.
Description
Technical Field
The utility model relates to an underground water intaking technical field especially relates to a reduce water intaking structure of drainage sand content.
Background
The traditional underground water taking structure refers to a structure for taking and collecting surface layer seepage water, diving, pressure bearing water, spring water and other underground water from an underground aquifer, such as a pipe well, a large-mouth well, a composite well, a radiation well and the like. In the process of permeating surface water, because the height difference exists between the upstream end and the downstream end of the surface, the water permeates from the upstream end in the surface to the downstream end in the surface and is filtered by fine sand, medium sand, coarse sand, pebbles and the like in the surface, and the filtering mode ensures that the discharged water contains a large amount of silt and the utilization rate of the water is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reduce water intaking structure of drainage sand content has the advantage that reduces drainage sand content.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a reduce water intaking structure of drainage sand content, is including setting up in the catchment pond of subsurface, the open-top portion cover in catchment pond is equipped with the apron, the opening that the apron will catchment the pond is sealed, the diapire in catchment pond is provided with the sand blocking plate, the sand blocking plate will catchment the pond and divide into sedimentation space and drainage space, be provided with the clearance between sand blocking plate and the apron, be provided with the soft tub of permeating water and blowdown washing pipe with sedimentation space intercommunication on the catchment pond, the one end intercommunication that the pond was kept away from to blowdown washing pipe has the gate valve well, be provided with the washing valve on the gate valve well, be provided with the raceway with drainage space intercommunication on the catchment pond, be provided with the outlet valve on the raceway, the soft tub of permeating water sets up in the upper reaches end of subsurface, the raceway sets up in the low reaches end of.
By implementing the technical scheme, surface water mixed with silt permeates into the soft permeable pipe, a part of silt is blocked out of the soft permeable pipe, a part of silt and the surface water are converged into the catchment tank through the soft permeable pipe, the silt entering the catchment tank is blocked in the sedimentation space by the sand blocking plate, clean surface water enters the drainage space, the water outlet valve is opened, and the clean surface water is discharged through the drainage pipe; when the sediment is cleaned, the water outlet valve is closed, the sand flushing valve is opened, the sediment enters the gate valve well through the sewage and sand flushing pipe, and then the sediment can be cleaned from the catchment basin; when the water permeability of the soft permeable pipe is low, the sand flushing valve and the water outlet valve are closed, surface water enters the catchment pool through the soft permeable pipe, when the water pressure in the catchment pool is equal to the water pressure in the surface, the surface water does not permeate into the soft permeable pipe any more, and silt attached to the outer surface of the soft permeable pipe is flushed by the surface water.
Furthermore, the sewage draining and sand washing pipe is communicated with and arranged at a position, close to the bottom wall, of the side wall of the water collecting pool.
Implement above-mentioned technical scheme, set up in the position that is close to the diapire through blowdown washing sand pipe, can be so that when opening the washing sand valve, the sediment of sediment in the sedimentation space can all be discharged from blowdown washing sand pipe.
Further, the slope of the soft pipe of permeating water sets up in the catchment pond lateral wall, the bottom and the catchment pond lateral wall intercommunication of the soft pipe of permeating water, the top of the soft pipe of permeating water sets up towards the one end of keeping away from the catchment pond.
Implement above-mentioned technical scheme, through the setting of the pipe slope of permeating water of soft formula for there is the difference in height between the water inlet of the pipe of permeating water of soft formula and the catchment basin, can make surface water permeate to the intraductal time of permeating water of soft formula, surface water can be in the faster inflow catchment basin.
Furthermore, one end of the soft water permeable pipe, which is far away from the water collecting pool, is provided with a plugging body, and the plugging body can seal the end part of the soft water permeable pipe.
By implementing the technical scheme, when the plugging body plugs the end part of the flexible permeable pipe, silt can be prevented from entering from the end part of the flexible permeable pipe; when the soft water permeable pipe needs to be prolonged, the plugging body is taken out of the soft water permeable pipe, and the rest soft water permeable pipes are connected to the existing soft water permeable pipe.
Furthermore, the plugging body comprises sand and a permeable geotextile covering the sand.
By implementing the technical scheme, surface water enters the soft water permeable pipe through the sand and the water permeable geotextile, and the sand are blocked outside the water permeable geotextile.
Furthermore, a waterproof casing is sleeved at the position where the water delivery pipe is communicated with the water collecting pool, and the waterproof casing is connected with the water collecting pool.
By implementing the technical scheme, the waterproof casing can prevent the water delivery pipe from being damaged due to extrusion of the water collecting pool.
Furthermore, a stabbing wall is arranged on one side, provided with the water delivery pipe, of the water collection pool, the height of the stabbing wall is higher than that of the water collection pool, and one end, far away from the water collection pool, of the water delivery pipe penetrates out of the stabbing wall to be communicated with the outside.
Implement above-mentioned technical scheme, through the setting of thorn wall, can block surface water in the thorn wall one side that is equipped with the catchment pond, can be so that the position surface water that is provided with the catchment pond is more, then has more surface water infiltration soft type to permeate water intraductally.
To sum up, the utility model discloses following beneficial effect has:
the method comprises the following steps that firstly, most of silt in surface water can be filtered through the arrangement of the soft permeable pipe, when the permeable rate of the soft permeable pipe is low, the sand flushing valve and the water outlet valve are closed, so that the water pressure in the catchment basin and the water pressure in the surface of the ground are kept horizontal, and the surface water can flush away the silt attached to the outer surface of the soft permeable pipe;
secondly, through the arrangement of the sand baffle, surface water and a small amount of silt entering the catchment pool can be blocked into the sedimentation space by the sand baffle, and the silt in the sedimentation space can be flushed away by opening the sand flushing valve;
thirdly, through the setting of shutoff piece, can also block the entering of earth's surface interior silt when intaking so that the tip of the pipe is permeated to the soft formula, when the pipe is permeated to the extension soft formula, take out the shutoff piece from the soft formula is permeated water intraductally, with all the other soft formula permeate water the pipe insert current soft formula permeate water on the pipe can.
Drawings
Fig. 1 is a schematic top view of the whole structure of the present invention;
fig. 2 is a schematic side sectional structure of the whole of the present invention.
Reference numerals: 1. a water collecting pool; 11. a settling space; 111. a flexible water permeable pipe; 112. a sewage draining and sand washing pipe; 12. a drainage space; 121. a water delivery pipe; 1211. a water outlet valve; 2. a cover plate; 3. a sand baffle plate; 4. a gate valve well; 41. a sand washing valve; 5. a plugging body; 51. water-permeable geotextile; 52. sand and stone; 6. a waterproof sleeve; 7. stabbing the wall.
Detailed Description
The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, a water intake structure for reducing the amount of discharged water and sand includes a water collecting tank 1 disposed under the ground, and a cover plate 2 for shielding an opening at the top of the water collecting tank 1 is disposed at the top of the water collecting tank 1.
Be provided with in the catchment pond 1 and keep off sand plate 3 of diapire in perpendicular catchment pond 1, keep off the lateral wall of sand plate 3 and be connected with the inside wall of catchment pond 1, there is the clearance between the roof of keeping off sand plate 3 and apron 2. The sand baffle 3 divides the water collecting tank 1 into a settling space 11 and a drainage space 12, wherein the settling space 11 is used for settling silt, and the drainage space 12 is used for discharging clean water.
The water collecting tank 1 is provided with a soft water permeable pipe 111 and a sewage and sand washing pipe 112 which are communicated with the sedimentation space 11. The soft pipe 111 that permeates water sets up many, and many soft pipe 111 slopes to permeate water set up in 1 lateral wall of catchment basin and all set up in the upper reaches end of earth's surface, and the top of soft pipe 111 that permeates water sets up towards the direction of keeping away from catchment basin 1, and the bottom of soft pipe 111 that permeates water communicates with 1 of catchment basin. The blowdown sand washing pipe 112 is communicated with the position, close to the bottom wall of the catchment basin 1, of the side wall of the catchment basin 1, one end, far away from the catchment basin 1, of the blowdown sand washing pipe 112 is communicated with a gate valve well 4, and a sand washing valve 41 is arranged on the gate valve well 4. One end of the soft permeable pipe 111 far away from the catchment basin 1 is provided with a plugging body 5 for closing the end part of the soft permeable pipe 111, the plugging body 5 comprises gravels 52 and permeable geotextiles 51 covering the gravels 52, and the permeable geotextiles 51 are made of synthetic fibers by needle punching or weaving, so that the soft permeable pipe has the functions of water permeability and filtration.
The water collecting tank 1 is provided with a water conveying pipe 121 communicated with the drainage space 12, and the height of the sand baffle 3 is higher than the height of the water conveying pipe 121 communicated with the water collecting tank 1. The water pipe 121 is arranged at the downstream end in the ground surface, and the water outlet valve 1211 is arranged on the water pipe 121. The position that raceway 121 and catchment pond 1 communicate is equipped with waterproof sleeve 6, and the inside and outside wall of waterproof sleeve 6 is connected with the lateral wall of catchment pond 1 thickness direction.
One side of the water collection pool 1 provided with the water delivery pipe 121 is provided with a stabbing wall 7, the height of the stabbing wall 7 is higher than that of the water collection pool 1, one part of the stabbing wall 7 is abutted to the water collection pool 1, the other part of the stabbing wall 7 exceeds the water collection pool 1, the part of the stabbing wall 7 exceeding the water collection pool 1 is used for blocking surface water, and one end, far away from the water collection pool 1, of the water delivery pipe 121 penetrates out of the stabbing wall 7 to be communicated with the outside.
The working principle is as follows: when water is taken, surface water mixed with silt permeates into the soft permeable pipe 111, a part of silt is blocked outside the soft permeable pipe 111, a part of silt and the surface water are converged into the catchment tank 1 through the soft permeable pipe 111, the silt entering the catchment tank 1 is blocked in the sedimentation space 11 by the sand blocking plate 3, clean surface water enters the drainage space 12, the water outlet valve 1211 is opened, and the clean surface water is drained through the drainage pipe;
when the sediment is cleaned, the water outlet valve 1211 is closed, the sand flushing valve 41 is opened, the water pressure of surface water is higher than the pressure in the sluice valve well 4, the sediment is forced to enter the sluice valve well 4 through the sewage and sand flushing pipe 112, and the sediment can be cleaned from the water collecting tank 1;
when the water permeability of the flexible water permeable pipe 111 is low due to the excessive silt adhered to the outer surface of the flexible water permeable pipe 111, the sand washing valve 41 and the water outlet valve 1211 are closed, the surface water enters the water collecting tank 1 through the flexible water permeable pipe 111, when the water pressure in the water collecting tank 1 is equal to the water pressure in the surface of the ground, the surface water does not permeate into the flexible water permeable pipe 111 any more, and the silt adhered to the outer surface of the flexible water permeable pipe 111 is washed away by the surface water.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. A reduce water intaking structure of drainage sand content, characterized by: the water collecting pool comprises a water collecting pool (1) arranged under the ground, a cover plate (2) is arranged at the opening of the top of the water collecting pool (1) in a covering mode, the cover plate (2) seals the opening of the water collecting pool (1), a sand baffle (3) is arranged on the bottom wall of the water collecting pool (1), the sand baffle (3) divides the water collecting pool (1) into a settling space (11) and a drainage space (12), a gap is formed between the sand baffle (3) and the cover plate (2), a soft water permeable pipe (111) and a sewage and sand flushing pipe (112) which are communicated with the settling space (11) are arranged on the water collecting pool (1), a gate valve well (4) is communicated with one end, far away from the water collecting pool (1), of the sewage and sand flushing pipe (112), a sand flushing valve (41) is arranged on the gate valve well (4), a water conveying pipe (121) communicated with the drainage space (12) is arranged on the water collecting pool (1), and a water outlet valve (1211) is arranged on, the flexible water permeable pipe (111) is arranged at the upstream end in the ground surface, and the water delivery pipe (121) is arranged at the downstream end in the ground surface.
2. A water intake structure for reducing the sand content of discharged water according to claim 1, wherein: the sewage draining and sand washing pipe (112) is communicated with the position, close to the bottom wall, of the side wall of the water collecting tank (1).
3. A water intake structure for reducing the sand content of discharged water according to claim 1, wherein: the slope of soft pipe (111) of permeating water sets up in catchment pond (1) lateral wall, the bottom and the catchment pond (1) lateral wall intercommunication of soft pipe (111) of permeating water, the top of soft pipe (111) of permeating water sets up towards the one end of keeping away from catchment pond (1).
4. A water intake structure for reducing the sand content of discharged water according to claim 1, wherein: one end of the soft water permeable pipe (111) far away from the water collecting pool (1) is provided with a blocking body (5), and the blocking body (5) can seal the end part of the soft water permeable pipe (111).
5. A water intake structure for reducing the sand content of discharged water according to claim 4, wherein: the blocking body (5) comprises sand stones (52) and permeable geotextile (51) covering the sand stones (52).
6. A water intake structure for reducing the sand content of discharged water according to claim 1, wherein: the water pipe (121) is sleeved with a waterproof casing pipe (6) at the position communicated with the water collecting pool (1), and the waterproof casing pipe (6) is connected with the water collecting pool (1).
7. A water intake structure for reducing the sand content of discharged water according to claim 1, wherein: one side of the water collection pool (1) provided with the water delivery pipe (121) is provided with a barbed wall (7), the height of the barbed wall (7) is higher than that of the water collection pool (1), and one end, far away from the water collection pool (1), of the water delivery pipe (121) penetrates out of the barbed wall (7) to be communicated with the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920451973.5U CN209873941U (en) | 2019-04-03 | 2019-04-03 | Water taking structure capable of reducing sand content in drainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920451973.5U CN209873941U (en) | 2019-04-03 | 2019-04-03 | Water taking structure capable of reducing sand content in drainage |
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| Publication Number | Publication Date |
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| CN209873941U true CN209873941U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920451973.5U Active CN209873941U (en) | 2019-04-03 | 2019-04-03 | Water taking structure capable of reducing sand content in drainage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073706A (en) * | 2021-04-08 | 2021-07-06 | 中国电建集团贵阳勘测设计研究院有限公司 | Submerged flow intercepting water intake structure and construction method |
-
2019
- 2019-04-03 CN CN201920451973.5U patent/CN209873941U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073706A (en) * | 2021-04-08 | 2021-07-06 | 中国电建集团贵阳勘测设计研究院有限公司 | Submerged flow intercepting water intake structure and construction method |
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