CN203284770U - Buried type underground water reinjection system - Google Patents
Buried type underground water reinjection system Download PDFInfo
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- CN203284770U CN203284770U CN2013203018898U CN201320301889U CN203284770U CN 203284770 U CN203284770 U CN 203284770U CN 2013203018898 U CN2013203018898 U CN 2013203018898U CN 201320301889 U CN201320301889 U CN 201320301889U CN 203284770 U CN203284770 U CN 203284770U
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- reinjection
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- recharge
- recharges
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Abstract
The utility model relates to the technical field of underground water governance and discloses a buried type underground water reinjection system for reducing interferences of ground environment. The system comprises a reinjection well, a gas exhaustion tube, a water reinjection tube and a water re-pumping tube, wherein the reinjection well is buried under the earth surface; a pore water pressure meter and a submersible pump are arranged in the reinjection well; the wellhead of the reinjection well is covered by a reinjection well cover; the pit top of a reinjection foundation pit is covered by a protective cover plate; an observation hole is formed in the protective cover plate; the gas exhaustion tube extends into the reinjection well; a gas pressure meter and a gas exhaustion valve are connected to the gas exhaustion tube; electrical cables of the pore water pressure meter and the submersible pump are respectively connected to a data acquisition terminal and a power supply box outside the reinjection foundation pit; the water reinjection tube is connected into the reinjection well and connected to an external water reinjection water source by a reinjection control valve; and a water re-pumping tube is connected with a water pumping opening of the submersible pump and connected to an external water leakage point by a re-pumping gate valve. The buried type underground water reinjection system provided by the utility model has high reinjection efficiency and causes few interferences on the ground environment.
Description
Technical field
The utility model relates to underground water improvement technology, particularly relates to a kind of technology of buried groundwater recharge system.
Background technology
, for construction environment dry and safety is provided to base pit engineering, adopt the method for precipitation reduce the groundwater table of excavation soil layer and may cause that the groundwater table in the aquifer that base plate of foundation pit pressure-bearing Shuitu is gushed is very necessary.But the reduction along with groundwater table; the effective weight stress of the following soil body of ground Central Plains water level also can increase; can cause foundation soil body fixed on the one hand; and then cause ground and building in the Rainfall Influence scope to produce the phenomenons such as differential settlement, inclination, cracking; jeopardize its safety and normal the use; on the other hand due to foundation ditch surrounding enviroment protection requirement; for eliminating or reducing the impact of foundation pit dewatering on surrounding environment; usually adopt the method that water-stop curtain is set; but the cost of water-stop curtain is higher; and difficulty of construction is larger, and seepage easily occurs.In view of the above-mentioned deficiency of water-stop curtain, based on the advantage such as economic, easy, feasible, the groundwater recharge method is promoted gradually.
While adopting the groundwater recharge method; avoid or reduce in the process of the building district distortion that causes because of decline of groundwater level also having run into more realistic problem; recharge well namely will be away from foundation ditch; avoid again simultaneously the interference of recharge well to the building district; the performance (as the communication function of road, the parking function of lay-by and the greening function of greenbelt etc.) of protection building district original function, so the arrangement space of recharge well has been subject to strict restriction.
In addition, conventional groundwater recharge method, the well of recharge well emits the position that all is set directly at higher than earth's surface, well head just adopts well lid to do simple the covering, recharge water is soil layer under the Action of Gravity Field inflow place just, therefore recharges efficiency not high, and when in well, head is excessive, recharge water also easily oozes out from well head, thereby affects surrounding enviroment.
The utility model content
For the defect that exists in above-mentioned prior art, it is high that technical problem to be solved in the utility model is to provide a kind of efficiency of recharging, and can when guaranteeing to recharge operation, reduce the buried groundwater recharge system to the ground environmental disturbances.
In order to solve the problems of the technologies described above, a kind of buried groundwater recharge system provided by the utility model, comprise recharge well, stack, recharge water pipe, return lifting pipe, it is characterized in that:
Described recharge well is embedded in one and recharges in foundation ditch and lower than earth's surface, is provided with pore pressure gauge, submersible pump in recharge well, and the well head of recharge well recharges well lid by one and covers in, and recharges well lid and recharge well well head joint portion waterproof sealing;
Described top, hole of recharging foundation ditch is covered in by a protective cover plate, offers subjective gaging hole, secondary peephole on protective cover plate, and is provided with and covers in respectively subjective gaging hole, secondary peephole and removable observation port lid;
The one end mouth of pipe of described stack stretches in recharge well, is connected to an air gauge on stack, and one is used for controlling the outlet valve of stack pipeline break-make, and described air gauge, outlet valve all are positioned at the recharge well outside, and are positioned under subjective gaging hole;
The described foundation ditch outside of recharging is provided with data collection station, and consumer unit;
The Electric Wires ﹠ Cables of described pore pressure gauge, submersible pump is received respectively data collection station, consumer unit, and the Electric Wires ﹠ Cables of pore pressure gauge, submersible pump all is embedded in groove lower than earth's surface;
Described water pipe, time lifting pipe of recharging, all be embedded in the groove lower than earth's surface;
A described termination of recharging water pipe enters in recharge well, and the other end that recharges water pipe recharges control valve through one and receives outside recharge water water source, and the described control valve that recharges is positioned at the recharge well outside;
The pump mouth of a river of one termination submersible pump of described time lifting pipe, the other end that returns lifting pipe is raised gate valve through one time and is received outside draw-off point, and raising gate valve for described time, to be positioned at recharge well outside and be positioned under secondary peephole.
The buried groundwater recharge system that the utility model provides; recharge well is embedded in below earth's surface; utilize protective cover plate to cover protection to recharge well on earth's surface; can carry out associative operation to recharge well easily by the peephole on protective cover plate; and recharge well lid and recharge well well head joint portion waterproof sealing; can realize pressurizes recharges; improve and recharge efficiency; can also avoid the well head infiltration; can avoid the interference of recharge well to ground environment when guaranteeing to recharge operation, the performance of protection ground environment original function.
Description of drawings
Fig. 1 is the vertical section figure of the buried groundwater recharge system of the utility model embodiment;
Fig. 2 is the plan structure schematic diagram of the buried groundwater recharge system of the utility model embodiment.
The specific embodiment
Below in conjunction with description of drawings, embodiment of the present utility model is described in further detail, but the present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar variation thereof, all should list protection domain of the present utility model in.
As Figure 1-Figure 2, a kind of buried groundwater recharge system that the utility model embodiment provides, comprise recharge well 1, stack 6, recharge water pipe 4, return lifting pipe 5, it is characterized in that:
Described recharge well 1 is embedded in one and recharges in foundation ditch and lower than earth's surface, is provided with pore pressure gauge 8, submersible pump 9 in recharge well 1, and the well head of recharge well 1 recharges well lid 2 by one and covers in, and recharges well lid 2 and recharge well well head joint portion waterproof sealing;
Described top, hole of recharging foundation ditch is covered in by a protective cover plate 3, offers subjective gaging hole 31, secondary peephole 32 on protective cover plate 3, and is provided with and covers in respectively subjective gaging hole 31, secondary peephole 32 and removable observation port lid;
The one end mouth of pipe of described stack 6 stretches in recharge well 1, is connected to an air gauge on stack 6, and one is used for controlling the outlet valve 61 of stack pipeline break-make, and described air gauge, outlet valve 61 all are positioned at recharge well 1 outside, and are positioned under subjective gaging hole 31;
The described foundation ditch outside of recharging is provided with data collection station 21, and consumer unit 20;
The Electric Wires ﹠ Cables of described pore pressure gauge 8, submersible pump 9 is received respectively data collection station 21, consumer unit 20, and the Electric Wires ﹠ Cables of pore pressure gauge 8, submersible pump 9 all is embedded in groove lower than earth's surface;
Described water pipe 4, time lifting pipe 5 of recharging, all be embedded in the groove lower than earth's surface;
A described termination of recharging water pipe 4 enters in recharge well 1, and the other end that recharges water pipe 4 recharges control valve 41 through one and receives outside recharge water water source, and the described control valve 41 that recharges is positioned at the recharge well outside;
The pump mouth of a river of one termination submersible pump 9 of described time lifting pipe 5, the other end that returns lifting pipe 5 is raised gate valve 7 through one time and is received outside draw-off point, and raising gate valve 7 for described time, to be positioned at recharge well outside and be positioned under secondary peephole 32.
The operating principle of the utility model embodiment is as follows:
When head is excessive in recharge well, close and recharge control valve 41, and by secondary peephole 32, open back and raise gate valve 7, open submersible pump 9 by consumer unit 20, this moment, submersible pump 8 was by returning lifting pipe 5 with pumping to outside draw-off point that the water in recharge well 1 continues, owing to recharging well lid 2 and recharge well well head joint portion waterproof sealing, so when in recharge well, head was excessive, water can not ooze out;
When head is too small in recharge well, open and recharge control valve 41, and by secondary peephole 32, close back and raise gate valve 7, close submersible pump 9 by consumer unit 20, this moment, outside recharge water flowed in recharge well 1 once again by recharging water pipe 4;
When the water level in recharge well does not reach predefined control water level, can control by the aperture that control valve 41 is recharged in adjustment the flow of recharge water;
along with the water in recharge well increases gradually, pressure in recharge well 1 also increases gradually, recharge thereby realize pressurizeing, data collection station 21 detects the interior pressure data situation of recharge well 1 in real time by pore pressure gauge 8, when recharge well 1 internal pressure when too high, the staff can open outlet valve 61 on stack 6 by the subjective gaging hole 31 on protective cover plate 3, gas in recharge well 1 is discharged pressure release, also can utilize the air pressure situation in air gauge real time inspection recharge well 1 in exhaust process, pressure release can be closed outlet valve 61 after being returned to normal condition in recharge well 1.
Claims (1)
1. a buried groundwater recharge system, comprise recharge well, stack, recharge water pipe, return lifting pipe, it is characterized in that:
Described recharge well is embedded in one and recharges in foundation ditch and lower than earth's surface, is provided with pore pressure gauge, submersible pump in recharge well, and the well head of recharge well recharges well lid by one and covers in, and recharges well lid and recharge well well head joint portion waterproof sealing;
Described top, hole of recharging foundation ditch is covered in by a protective cover plate, offers subjective gaging hole, secondary peephole on protective cover plate, and is provided with and covers in respectively subjective gaging hole, secondary peephole and removable observation port lid;
The one end mouth of pipe of described stack stretches in recharge well, is connected to an air gauge on stack, and one is used for controlling the outlet valve of stack pipeline break-make, and described air gauge, outlet valve all are positioned at the recharge well outside, and are positioned under subjective gaging hole;
The described foundation ditch outside of recharging is provided with data collection station, and consumer unit;
The Electric Wires ﹠ Cables of described pore pressure gauge, submersible pump is received respectively data collection station, consumer unit, and the Electric Wires ﹠ Cables of pore pressure gauge, submersible pump all is embedded in groove lower than earth's surface;
Described water pipe, time lifting pipe of recharging, all be embedded in the groove lower than earth's surface;
A described termination of recharging water pipe enters in recharge well, and the other end that recharges water pipe recharges control valve through one and receives outside recharge water water source, and the described control valve that recharges is positioned at the recharge well outside;
The pump mouth of a river of one termination submersible pump of described time lifting pipe, the other end that returns lifting pipe is raised gate valve through one time and is received outside draw-off point, and raising gate valve for described time, to be positioned at recharge well outside and be positioned under secondary peephole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203018898U CN203284770U (en) | 2013-05-29 | 2013-05-29 | Buried type underground water reinjection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203018898U CN203284770U (en) | 2013-05-29 | 2013-05-29 | Buried type underground water reinjection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203284770U true CN203284770U (en) | 2013-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203018898U Expired - Lifetime CN203284770U (en) | 2013-05-29 | 2013-05-29 | Buried type underground water reinjection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203284770U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290831A (en) * | 2013-05-29 | 2013-09-11 | 上海广联建设发展有限公司 | Buried underground water recharge system |
| CN103741671A (en) * | 2014-01-22 | 2014-04-23 | 上海长凯岩土工程有限公司 | Groundwater recharge system structure for foundation pit dewatering |
| CN104594326A (en) * | 2015-01-13 | 2015-05-06 | 济南轨道交通集团有限公司 | Pressurizing and spring protection recharge well and method |
-
2013
- 2013-05-29 CN CN2013203018898U patent/CN203284770U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290831A (en) * | 2013-05-29 | 2013-09-11 | 上海广联建设发展有限公司 | Buried underground water recharge system |
| CN103741671A (en) * | 2014-01-22 | 2014-04-23 | 上海长凯岩土工程有限公司 | Groundwater recharge system structure for foundation pit dewatering |
| CN104594326A (en) * | 2015-01-13 | 2015-05-06 | 济南轨道交通集团有限公司 | Pressurizing and spring protection recharge well and method |
| CN104594326B (en) * | 2015-01-13 | 2016-04-13 | 济南轨道交通集团有限公司 | Spring recharge well and method are protected in a kind of pressurization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200444 Shanghai city Baoshan District Jinqiu road 2399 Lane 198, building 1 B zone Patentee after: SHANGHAI GUANGLIAN ENVIRONMENTAL & GEOTECHNICAL ENGINEERING Co.,Ltd. Address before: 200444 Shanghai city Baoshan District Jinqiu road 2399 Lane 198, building 1 B zone Patentee before: Shanghai Guanglian Construction Development Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20161205 Address after: 200444 Shanghai city Baoshan District Jinqiu road 2399 Lane 198, building 1 B zone Patentee after: SHANGHAI GUANGLIAN ENVIRONMENTAL & GEOTECHNICAL ENGINEERING Co.,Ltd. Patentee after: SHANGHAI TUNNEL ENGINEERING Co.,Ltd. Address before: 200444 Shanghai city Baoshan District Jinqiu road 2399 Lane 198, building 1 B zone Patentee before: SHANGHAI GUANGLIAN ENVIRONMENTAL & GEOTECHNICAL ENGINEERING Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |