CN210104771U - Be arranged in rich water stratum precipitation well plugging device - Google Patents
Be arranged in rich water stratum precipitation well plugging device Download PDFInfo
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- CN210104771U CN210104771U CN201920419167.XU CN201920419167U CN210104771U CN 210104771 U CN210104771 U CN 210104771U CN 201920419167 U CN201920419167 U CN 201920419167U CN 210104771 U CN210104771 U CN 210104771U
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Abstract
The utility model relates to a plugging device for a precipitation well in a water-rich stratum, which belongs to the technical field of tunnel construction engineering, wherein the precipitation well is buried in a self-waterproof concrete bottom plate, the outer well wall of the precipitation well is uniformly connected with supporting ribs, the joint of the outer side of the top of the precipitation well and a water stop ring is provided with a water stop glue, the top of the precipitation well is connected with a water stop ring, the joint of the inner side of the top of the precipitation well and the water stop ring is provided with a water stop plate, the top of the water stop plate is provided with a drain pipe extending to the bottom of the precipitation well; the utility model discloses a set up the seal ring at precipitation well top, inside and outside both sides set up stagnant water board, stagnant water and glue, guarantee the stagnant water effect, adopt the self priming pump to carry out precipitation through the drain pipe during the shutoff, utilize it to carry out the slip casting to recharge after the shutoff is accomplished, guarantee precipitation well shutoff effect.
Description
Technical Field
The utility model relates to a be arranged in rich water stratum precipitation well plugging device belongs to municipal works construction field.
Background
Because underground works relate to the drainage construction, during the major structure construction, the normal pump drainage of precipitation well can guarantee that ground water level is in the safety range below the foundation ditch bottom plate, along with major structure completion, peripheral ground water level rises, and ground water level and pressure rise thereupon and increase. The plugging of the dewatering well on the bottom plate is often a serious difficulty in construction, the plugging of the dewatering well needs to be ensured to be easy to construct, and a good water stopping effect is ensured, so that the plugging device for the dewatering well in the water-rich stratum needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem that exists among the background art, the utility model discloses a set up the stagnant water ring at precipitation well top, inside and outside both sides set up the stagnant water board, the stagnant water is glued, guarantees the stagnant water effect, adopts the self priming pump to carry out precipitation through the drain pipe during the shutoff, utilizes it to carry out the slip casting to flow back after the shutoff is accomplished, guarantees precipitation well shutoff effect.
In order to overcome the problem that exists among the background art, for solving above-mentioned problem, the utility model discloses a following technical scheme realizes:
a precipitation well plugging device for in rich water stratum includes precipitation well, stagnant water ring, drain pipe, valve, sealing plate, brace rod, stagnant water and glues, the precipitation well is buried underground in from waterproof concrete bottom plate, and the precipitation well outer wall of a well evenly is connected with the brace rod, and the precipitation well top is connected with the sealing ring, and the precipitation well top outside is provided with stagnant water with the sealing ring junction and glues, and precipitation well top inboard is provided with the sealing plate with the sealing ring junction, and the sealing plate top is provided with the drain pipe that extends to the precipitation well bottom, and drain pipe afterbody position is provided with anti-blocking net.
Preferably, the dewatering well is buried at 1/2 from the thickness of the waterproof concrete bottom plate.
Preferably, a valve is arranged at the position of the water drainage pipe, which is positioned at the top of the water stop plate.
Preferably, the drain pipe is located from the part below the waterproof concrete bottom plate and has evenly seted up the through-hole, and the parcel has anti-blocking net on the drain pipe of equipartition through-hole, and prevents that blocking net adopts with the iron wire winding fixed, and prevents that blocking net chooses for use nylon gauze.
Preferably, the water stop plate and the support rib are respectively made of steel plates and steel bars.
The utility model has the advantages that:
the utility model discloses a set up the seal ring at precipitation well top, inside and outside both sides set up stagnant water board, stagnant water and glue, guarantee the stagnant water effect, adopt the self priming pump to carry out precipitation through the drain pipe during the shutoff, utilize it to carry out the slip casting to recharge after the shutoff is accomplished, guarantee precipitation well shutoff effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the A-A part of the present invention;
fig. 3 is a schematic view of the present invention a without enlargement.
The reference numbers in the figures are: 1-dewatering well, 2-water stop ring, 3-drain pipe, 4-valve, 5-water stop board cabinet, 6-support bar and 7-water stop glue.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1-3, a plugging device for dewatering well 1 in water-rich stratum includes dewatering well 1, water stop ring 2, drain pipe 3, valve 4, water stop plate, brace rod 6, stagnant water glue 7, dewatering well 1 is buried underground in 1/2 department from the thickness of waterproof concrete bottom plate, the outer wall of a well of dewatering well 1 is evenly connected with brace rod 6, brace rod 6 adopts the reinforcing bar to make, with the outer wall of a well of dewatering well 1 welding, the welding of dewatering well 1 top has water stop ring 2, the outside of dewatering well 1 top and the junction of water stop ring 2 are provided with water inflation stagnant water glue 7, strengthen the weak link, before the structure seals the completion, dewatering well 1 adopts the immersible pump to pump and arrange precipitation. After the structure construction is closed, graded broken stones are backfilled to a corresponding elevation, meanwhile, concrete with the same label as that of a bottom plate structure is filled below a water stop ring 2, a water stop plate is arranged at the joint of the inner side of the top of the dewatering well 1 and the water stop ring 2, the water stop plate is made of a steel plate with the thickness of 1cm, the graded broken stones are backfilled to the corresponding elevation, meanwhile, concrete with the same label as that of the bottom plate structure is filled below the water stop ring 2, the water stop plate needs to be firmly welded with a drain pipe 3 and is processed into a whole, meanwhile, the water stop plate is firmly welded with a well wall and the water stop ring 2 through a steel bar, the top of the water stop plate is provided with a drain pipe 3 extending to the bottom of the dewatering well 1, the drain pipe 3 is made of a phi 50mm steel flower pipe, the aperture of an opening below the drain pipe 3 is 1.5cm, the interval is arranged in a, the position that drain pipe 3 is located the stagnant water board top is provided with valve 4, the through-hole has evenly been seted up from the part below the waterproof concrete bottom plate to drain pipe 3, and the parcel has anti-blocking net on the drain pipe 3 of equipartition through-hole, and anti-blocking net adopts fixedly with the iron wire winding, and prevents that blocking net chooses for use nylon gauze, thereby for preventing that ground water level from rising influences 1 shutoff of precipitation well during the shutoff of filling, carries out precipitation pump drainage through drain pipe 3 through the self priming pump. After the concrete under the water stop ring 2 reaches a certain strength, the valve 4 is closed, and meanwhile, the water is back-grouted and grouted through the water drain pipe 3 and the grouting pipe. And when the slurry reaches a certain strength, cutting off the upper steel pipe. And then, the waterproof concrete with the high grade is adopted for backfilling and maintenance, the plugging work of the dewatering well 1 is completed, the underwater ring is welded with the steel plate by adopting the steel bars, the two sides are welded, the full welding seam is ensured, the dewatering is carried out through the drain pipe 3 by adopting a self-priming pump during plugging, the grouting and recharging are carried out by utilizing the waterproof concrete after plugging is completed, and the plugging effect of the dewatering well 1 is ensured.
The utility model discloses a set up stagnant water ring 2 at 1 top of precipitation well, inside and outside both sides set up stagnant water board, stagnant water and glue 7, guarantee the stagnant water effect, adopt the self priming pump to carry out precipitation through drain pipe 3 during the shutoff, utilize it to carry out the slip casting to flow back after the shutoff is accomplished, guarantee 1 shutoff effects of precipitation well.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides a be arranged in water-rich stratum precipitation well plugging device which characterized in that: a precipitation well plugging device for in rich water stratum includes precipitation well, stagnant water ring, drain pipe, valve, sealing plate, brace rod, stagnant water and glues, the precipitation well is buried underground in from waterproof concrete bottom plate, and the outer wall of a well of precipitation well evenly is connected with the brace rod, and the precipitation well top is connected with the sealing ring, and the precipitation well top outside is provided with stagnant water with the sealing ring junction and glues, and precipitation well top inboard is provided with the sealing plate with the sealing ring junction, and the sealing plate top is provided with the drain pipe that extends to the precipitation well bottom.
2. The plugging device for the dewatering well in the water-rich stratum according to claim 1, characterized in that: the dewatering well is buried at 1/2 of the thickness of the waterproof concrete bottom plate.
3. The plugging device for the dewatering well in the water-rich stratum according to claim 1, characterized in that: and a valve is arranged at the position of the water drainage pipe at the top of the water stop plate.
4. The plugging device for the dewatering well in the water-rich stratum according to claim 1, characterized in that: the part of the drain pipe below the self-waterproof concrete bottom plate is evenly provided with through holes, the drain pipe with the evenly distributed through holes is wrapped with an anti-blocking net, the anti-blocking net is wound and fixed by iron wires, and nylon gauze is selected as the anti-blocking net.
5. The plugging device for the dewatering well in the water-rich stratum according to claim 1, characterized in that: the water stop plate and the support ribs are respectively made of steel plates and steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419167.XU CN210104771U (en) | 2019-03-29 | 2019-03-29 | Be arranged in rich water stratum precipitation well plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419167.XU CN210104771U (en) | 2019-03-29 | 2019-03-29 | Be arranged in rich water stratum precipitation well plugging device |
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| CN210104771U true CN210104771U (en) | 2020-02-21 |
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| CN201920419167.XU Active CN210104771U (en) | 2019-03-29 | 2019-03-29 | Be arranged in rich water stratum precipitation well plugging device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622364A (en) * | 2020-06-09 | 2020-09-04 | 青岛天源伟业保温防水工程有限公司 | Waterproof structure for expansion joint, waterproof construction structure and construction method of waterproof construction structure |
| CN114197508A (en) * | 2021-11-26 | 2022-03-18 | 上海长凯岩土工程有限公司 | Easy-sealing water draining device, manufacturing method and using method thereof |
| CN114457828A (en) * | 2022-01-24 | 2022-05-10 | 北京城建设计发展集团股份有限公司 | Construction method of open cut fabricated underground structure foundation pit dewatering well |
-
2019
- 2019-03-29 CN CN201920419167.XU patent/CN210104771U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622364A (en) * | 2020-06-09 | 2020-09-04 | 青岛天源伟业保温防水工程有限公司 | Waterproof structure for expansion joint, waterproof construction structure and construction method of waterproof construction structure |
| CN114197508A (en) * | 2021-11-26 | 2022-03-18 | 上海长凯岩土工程有限公司 | Easy-sealing water draining device, manufacturing method and using method thereof |
| CN114197508B (en) * | 2021-11-26 | 2023-11-03 | 上海长凯岩土工程有限公司 | Easy-to-seal water draining device, manufacturing method and using method thereof |
| CN114457828A (en) * | 2022-01-24 | 2022-05-10 | 北京城建设计发展集团股份有限公司 | Construction method of open cut fabricated underground structure foundation pit dewatering well |
| CN114457828B (en) * | 2022-01-24 | 2024-02-23 | 北京城建设计发展集团股份有限公司 | Construction method for open cut assembled underground structure foundation pit dewatering well |
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