CN215406134U - Building construction deep basal pit drainage device - Google Patents
Building construction deep basal pit drainage device Download PDFInfo
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- CN215406134U CN215406134U CN202121679088.6U CN202121679088U CN215406134U CN 215406134 U CN215406134 U CN 215406134U CN 202121679088 U CN202121679088 U CN 202121679088U CN 215406134 U CN215406134 U CN 215406134U
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Abstract
The application relates to a drainage device for a deep foundation pit in building construction, relates to the technical field of drainage of deep foundation pits, and aims to solve the problem that accumulated water is difficult to drain out of a foundation pit body and permeates into the inner side wall of the foundation pit body; a groove is formed in the bottom wall of the foundation pit body, a water collecting well is formed in one side of the groove, and the water collecting well is communicated with the groove; the submersible pump is arranged in the water collecting well, the submersible pump is provided with a water inlet pipe for pumping water, the submersible pump is further provided with a water outlet pipe, and one end, far away from the submersible pump, of the water outlet pipe extends out of the ground. This application has the effect that reduces ponding to the infiltration of foundation ditch internal side wall.
Description
Technical Field
The application relates to the technical field of deep foundation pit drainage, in particular to a drainage device for a building construction deep foundation pit.
Background
The deep foundation pit drainage device is used for draining accumulated water in the deep foundation pit out of the deep foundation pit so as to reduce the permeation of the accumulated water to the inner side wall of the deep foundation pit.
A deep foundation pit in the related art, referring to fig. 3, includes a foundation pit body 1 provided on the ground, and a canopy 6 is provided above the foundation pit body.
For a deep foundation pit in the related art, the inventor thinks that although a canopy 6 is arranged above the foundation pit body 1, water on the ground around the foundation pit body 1 still flows into the foundation pit body 1 along the side wall of the foundation pit body 1, so that accumulated water is generated in the foundation pit body 1; at this time, the accumulated water is not easy to be discharged out of the foundation pit body 1, and the accumulated water is easy to permeate the inner side wall of the foundation pit body 1 after being stored in the foundation pit body 1 for a long time, so that the structural strength of the foundation around the foundation pit body 1 can be reduced.
SUMMERY OF THE UTILITY MODEL
In order to reduce the infiltration of ponding to the internal lateral wall of foundation ditch, this application provides a construction deep basal pit drainage device.
The application provides a pair of building construction deep basal pit drainage device adopts following technical scheme:
a drainage device for a deep foundation pit of a building comprises a foundation pit body arranged on the ground; the bottom wall of the foundation pit body is provided with a groove, one side of the groove is provided with a water collecting well, and the water collecting well is communicated with the groove; the submersible pump is arranged in the water collecting well, a water inlet pipe used for pumping water is arranged on the submersible pump, a water outlet pipe is further arranged on the submersible pump, and one end, far away from the submersible pump, of the water outlet pipe extends out of the ground.
By adopting the technical scheme, when raining, rainwater on the ground around the foundation pit body flows into the grooves along the inner side wall of the foundation pit body and then flows into the water collecting well through the grooves to form accumulated water; when the ponding in the sump pit is more, start the immersible pump, the immersible pump takes out the ponding in the sump pit and transports ponding purification treatment department to realize the recycle to the ponding, play the effect of water economy resource. The arrangement of the groove, the water collecting well and the submersible pump improves the convenience of draining accumulated water out of the foundation pit body, and reduces the condition that the accumulated water is accumulated in the foundation pit body for a long time to cause the infiltration of the accumulated water on the inner side wall of the foundation pit body.
Optionally, a sedimentation tank is arranged on the bottom wall of the water collecting well, and the submersible pump is located on the inner side wall of the water collecting well; the opening of the water inlet pipe is arranged upwards.
Accumulated water flowing into the water collecting well along the side wall of the foundation pit can contain a large amount of silt, and after the accumulated water enters the water collecting well, if the accumulated water is directly extracted, the silt in the accumulated water can be simultaneously extracted into the water inlet pipe; by adopting the technical scheme, after the accumulated water is stood in the water collecting well, sediment can be precipitated and collected in the precipitation tank under the action of self gravity, the turbidity of the accumulated water in the water collecting well is reduced, and the accumulated water can be extracted; when the immersible pump drew water through the inlet tube, the inlet tube opening upwards can preferentially extract the water of immersible pump top, further reduces the condition that the inlet tube was taken into to the silt of immersible pump in with the precipitation tank.
Optionally, the mounting table is embedded in the inner side wall of the water collecting well, and the submersible pump is fixedly mounted on the mounting table.
The inner side wall of the water collecting well is generally an earth wall, the structural strength of the earth wall is low, the connection strength of the submersible pump directly connected with the inner side wall of the water collecting well is low, and the situation that the submersible pump falls off from the inner side wall of the water collecting well is easy to happen; through adopting above-mentioned technical scheme, the mount table inlays to be established in the sump pit inside wall, and joint strength when the immersible pump is connected with the mount table is higher to the condition that the immersible pump dropped from the sump pit inside wall has been reduced.
Optionally, a sand pump is arranged on the bottom wall of the foundation pit body, a sand pumping pipe is arranged on the sand pump, and one end, far away from the sand pump, of the sand pumping pipe is located in the settling tank.
Through adopting above-mentioned technical scheme, when the silt of the sediment in the precipitation tank is more, take out husky pump accessible and take out husky pipe and take out the silt in the precipitation tank, reduce the sedimentation tank in silt pile up the higher condition of ponding turbidity in the sump pit that more arouses.
Optionally, the bottom wall of the settling tank is a slope wall, and the slope wall is arranged from one end far away from the sand pumping pipe to one end close to the sand pumping pipe in a downward inclination manner.
Through adopting above-mentioned technical scheme, silt can be by keeping away from taking out husky pipe direction one end and moving to being close to taking out husky pipe direction one end under the water conservancy diversion effect of inclined plane wall to finally pile up around taking out husky pipe, so that take out husky pipe and to taking out of silt in the precipitation tank, improve the extraction efficiency of taking out husky pipe.
Optionally, the slot inside wall is provided with the filter screen that is used for filtering ponding.
Through adopting above-mentioned technical scheme, the filter screen can filter the rainwater that flows into in the slot, reduces the great debris of volume in the rainwater and gets into the condition that the slot caused the slot to block up.
Optionally, a mounting groove is formed in the inner side wall of the groove, a mounting frame is arranged in the mounting groove, and the filter screen is fixedly connected to the inner side wall of the mounting frame.
By adopting the technical scheme, after more large-volume impurities are filtered and accumulated on the mounting filter screen, an operator can directly take out the mounting frame from the mounting groove so as to realize the disassembly and cleaning of the filter screen; the setting of installing frame has improved the abluent convenience of filter screen.
Optionally, the outer side wall of the installation frame is provided with a lug, and one end of the lug, which is far away from the direction of the installation frame, extends out of the installation groove.
When the mounting frame is positioned in the mounting groove, the side wall of the mounting frame is attached to the side wall of the mounting groove, so that an operator is not convenient to detach the mounting frame; through adopting above-mentioned technical scheme, the department of gripping is provided for operating personnel to the setting of lug, has improved operating personnel to the convenience of installing frame dismantlement.
To sum up, this application includes following at least one construction deep basal pit drainage device beneficial technological effect:
1. the arrangement of the groove, the water collecting well and the submersible pump improves the convenience of draining accumulated water out of the foundation pit body, and reduces the condition that the accumulated water is accumulated in the foundation pit body for a long time to cause the infiltration of the accumulated water on the inner side wall of the foundation pit body.
2. The setting of mount table has improved the joint strength between immersible pump and the sump pit inside wall to the condition that the immersible pump dropped from the sump pit inside wall has been reduced.
3. The filter screen can filter the rainwater that flows into in the slot, reduces the great debris of volume in the rainwater and gets into the condition that the slot caused the slot jam.
Drawings
Fig. 1 is a schematic sectional view of a drainage device for a deep foundation pit in building construction according to an embodiment of the present application.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic cross-sectional view of a deep foundation pit in the related art.
Description of reference numerals: 1. a foundation pit body; 11. a trench; 111. mounting grooves; 2. a water collecting well; 21. a settling tank; 211. a sloped wall; 22. an installation table; 3. a submersible pump; 31. a water inlet pipe; 32. a water outlet pipe; 4. a sand pump; 41. a sand pumping pipe; 5. installing a frame; 51. a filter screen; 52. a lug; 6. a rain shelter.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses building construction deep basal pit drainage device. Referring to fig. 1, the drainage device for the deep foundation pit in building construction comprises a foundation pit body 1, wherein the foundation pit body 1 is arranged on the ground; a rain shelter 6 is arranged above the foundation pit body 1, the rain shelter 6 is fixedly arranged on the ground to shelter the foundation pit body 1 from rain, and the inner side wall of the foundation pit body 1 is provided with a slope; the bottom wall of the basic pit body 1 is provided with a groove 11, and the groove 11 is arranged on the bottom wall of the basic pit body 1 along the position close to the inner side wall of the basic pit body 1 in a surrounding manner; the water collecting well 2 is arranged on one side of the groove 11, and the water collecting well 2 can be communicated with the groove 11 through an opening on the side wall of the groove 11.
Referring to fig. 1, a submersible pump 3 is arranged in a water collecting well 2, a water inlet pipe 31 is arranged on the submersible pump 3 in a communicating mode through a flange, a water outlet pipe 32 is arranged on one side, away from the water inlet pipe 31, of the submersible pump 3 in a communicating mode through a flange, and one end, away from the submersible pump 3, of the water outlet pipe 32 extends out of the ground; when raining, rainwater on the ground around the foundation pit body 1 flows into the foundation pit body 1 through the inner side wall of the foundation pit body 1, and the rainwater further flows into the groove 11 after flowing into the foundation pit body 1 and then flows into the water collecting well 2 along the groove 11; the water collecting well 2 can collect rainwater flowing into the foundation pit body 1, so that the condition of accumulated water generated in the foundation pit body 1 is reduced; when the accumulated water in the water collecting well 2 is more, the submersible pump 3 can be started to pump the water in the water collecting well 2 out of the water collecting well 2 and convey the water to a accumulated water purification treatment part through the water outlet pipe 32, so that the accumulated water is recovered, purified and utilized, and the effect of saving water resources is achieved; the arrangement of the grooves 11, the water collecting well 2 and the submersible pump 3 improves the convenience of draining the foundation pit body 1 of accumulated water, and reduces the condition that the accumulated water is accumulated in the foundation pit body 1 for a long time to cause the infiltration of the accumulated water on the inner side wall of the foundation pit body 1.
Referring to fig. 1, a settling tank 21 is arranged on the bottom wall of the water collecting well 2; the accumulated water flowing into the water collecting well 2 can have a large amount of silt, and after the accumulated water is stood in the water collecting well 2, the silt can be precipitated under the action of the gravity of the silt and is gathered in the precipitation tank 21, so that the turbidity of the accumulated water in the water collecting well 2 is reduced. The inlet tube 31 opening upwards sets up, and when immersible pump 3 drew water through inlet tube 31, the condition of inlet tube 31 was drawn into to the silt in the reducible immersible pump 3 of inlet tube 31 opening is 21 with the precipitation tank.
Referring to fig. 1, a sand pump 4 is placed on the bottom wall of a foundation pit body 1, a sand pumping pipe 41 is fixedly connected to one side of the sand pump 4 through a flange, and one end of the sand pumping pipe 41, which is far away from the sand pump 4, penetrates through a foundation below the foundation pit body 1 and extends into a settling tank 21; the bottom wall of the settling tank 21 is provided with an inclined wall 211, and the inclined wall 211 is inclined downwards from one end far away from the sand pumping pipe 41 to one end close to the sand pumping pipe 41; the silt is accumulated around the sand pumping pipe 41 under the guiding action of the inclined plane wall 211, so that the sand pumping pipe 41 can pump out the silt in the settling tank 21 conveniently.
Referring to fig. 1, an installation table 22 is embedded in the inner side wall of the water collecting well 2, and the submersible pump 3 is fixedly installed on the installation table 22 through screws; the inner side wall of the water collecting well 2 is generally a soil wall, the structural strength of the soil wall is low, the connection strength of the submersible pump 3 directly connected with the inner side wall of the water collecting well 2 is low, and the situation that the submersible pump 3 falls off from the inner side wall of the water collecting well 2 is easy to happen; the mount table 22 is embedded in the inside wall of the water collecting well 2, and the connection strength of the submersible pump 3 and the mount table 22 is high, so that the condition that the submersible pump 3 falls off from the inside wall of the water collecting well 2 is reduced.
Referring to fig. 2, an installation groove 111 is formed in the inner side wall of the groove 11, an installation frame 5 is placed in the installation groove 111, and the outer side wall of the installation frame 5 abuts against the bottom wall of the installation groove 111; the inner side wall of the mounting frame 5 is fixedly connected with a filter screen 51 in a welding mode, the filter screen 51 can filter rainwater flowing into the groove 11, and the situation that the groove 11 is blocked due to the fact that sundries with large volumes in the rainwater enter the groove 11 is reduced; the top wall of the mounting frame 5 is fixedly connected with a lug 52 in a welding manner, and one end of the lug 52 far away from the mounting frame 5 in the direction extends out of the mounting groove 111; when the installation frame 5 is positioned in the installation groove 111, the side wall of the installation frame 5 is attached to the side wall of the installation groove 111, so that an operator can not conveniently detach the installation frame 5; the lugs 52 provide a holding place for an operator, and improve the convenience of the operator in detaching the mounting frame 5.
The implementation principle of the building deep foundation pit drainage device in the embodiment of the application is as follows:
when raining, rainwater on the ground around the foundation pit body 1 flows into the groove 11 along the inner side wall of the foundation pit body 1 and then flows into the water collecting well 2 through the groove 11 to form accumulated water; after the accumulated water is kept stand in the water collecting well 2 for a period of time, sediment in the accumulated water can be precipitated into the precipitation tank 21, and the turbidity of the accumulated water in the water collecting well 2 is reduced; and (3) starting the submersible pump (3), pumping the accumulated water in the water collecting well (2) out of the water collecting well (2) by the submersible pump (3) and sending the accumulated water to a position for accumulated water purification treatment so as to realize the recovery, purification and utilization of the accumulated water. The arrangement of the grooves 11, the water collecting well 2 and the submersible pump 3 improves the convenience of draining the foundation pit body 1 of accumulated water, and reduces the condition that the accumulated water is accumulated in the foundation pit body 1 for a long time to cause the infiltration of the accumulated water on the inner side wall of the foundation pit body 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A drainage device for a deep foundation pit of a building comprises a foundation pit body (1) arranged on the ground; the method is characterized in that: a groove (11) is formed in the bottom wall of the foundation pit body (1), a water collecting well (2) is formed in one side of the groove (11), and the water collecting well (2) is communicated with the groove (11); be provided with immersible pump (3) in sump pit (2), be provided with inlet tube (31) that are used for drawing water on immersible pump (3), inlet tube (31) direction one side is kept away from in immersible pump (3) is provided with outlet pipe (32), immersible pump (3) direction one end is kept away from in outlet pipe (32) stretches out from ground.
2. The drainage device for the deep foundation pit of the building as claimed in claim 1, wherein: a settling tank (21) is formed in the bottom wall of the water collecting well (2), and the submersible pump (3) is located on the inner side wall of the water collecting well (2); the opening of the water inlet pipe (31) is arranged upwards.
3. The drainage device for the deep foundation pit of the building as claimed in claim 2, wherein: the inside wall of the water collecting well (2) is embedded with an installation platform (22), and the submersible pump (3) is fixedly installed on the installation platform (22).
4. The drainage device for the deep foundation pit of the building as claimed in claim 2, wherein: the sand pump (4) is arranged on the bottom wall of the foundation pit body (1), the sand pump (4) is provided with a sand pumping pipe (41), and one end, far away from the sand pump (4), of the sand pumping pipe (41) is located in the settling tank (21).
5. The drainage device for the deep foundation pit of the building as claimed in claim 4, wherein: the bottom wall of the settling tank (21) is arranged to be a slope wall (211), and the slope wall (211) is arranged to be inclined downwards from one end far away from the direction of the sand pumping pipe (41) to one end close to the direction of the sand pumping pipe (41).
6. The drainage device for the deep foundation pit of the building as claimed in claim 1, wherein: and a filter screen (51) for filtering rainwater is arranged on the inner side wall of the groove (11).
7. The drainage device for the deep foundation pit of the building as claimed in claim 6, wherein: mounting groove (111) have been seted up to slot (11) inside wall, be provided with installing frame (5) in mounting groove (111), filter screen (51) fixed connection is on installing frame (5) inside wall.
8. The drainage device for the deep foundation pit of the building as claimed in claim 7, wherein: the outer side wall of the mounting frame (5) is provided with a lug (52), and one end of the lug (52) far away from the mounting frame (5) in the direction stretches out of the mounting groove (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121679088.6U CN215406134U (en) | 2021-07-22 | 2021-07-22 | Building construction deep basal pit drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121679088.6U CN215406134U (en) | 2021-07-22 | 2021-07-22 | Building construction deep basal pit drainage device |
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| CN215406134U true CN215406134U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121679088.6U Active CN215406134U (en) | 2021-07-22 | 2021-07-22 | Building construction deep basal pit drainage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991188A (en) * | 2022-04-23 | 2022-09-02 | 中国五冶集团有限公司 | Deep foundation pit drainage structure |
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2021
- 2021-07-22 CN CN202121679088.6U patent/CN215406134U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991188A (en) * | 2022-04-23 | 2022-09-02 | 中国五冶集团有限公司 | Deep foundation pit drainage structure |
| CN114991188B (en) * | 2022-04-23 | 2023-08-25 | 中国五冶集团有限公司 | Deep foundation pit drainage structure |
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