CN219261034U - Can have enough to meet need deep basal pit gushing water and gushing sand drainage device - Google Patents
Can have enough to meet need deep basal pit gushing water and gushing sand drainage device Download PDFInfo
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- CN219261034U CN219261034U CN202223388646.0U CN202223388646U CN219261034U CN 219261034 U CN219261034 U CN 219261034U CN 202223388646 U CN202223388646 U CN 202223388646U CN 219261034 U CN219261034 U CN 219261034U
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- water
- drainage
- gushing
- foundation pit
- drainage device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 239000004576 sand Substances 0.000 title claims abstract description 39
- 239000002689 soil Substances 0.000 claims abstract description 31
- 230000007306 turnover Effects 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to the technical field of deep foundation pit support, in particular to a water and sand gushing drainage device capable of turning over a deep foundation pit, which is arranged on a support structure on the outer side of a soil body, wherein water gushing points exist in the support structure, the water gushing and sand gushing drainage device capable of turning over the deep foundation pit is arranged at the water gushing points and comprises a main part, a drainage hole is arranged in the main part, and a drainage tube is arranged in the drainage hole in a penetrating manner. In the utility model, the drainage tube is used for draining water at one side of the soil body, so that the water flows out through the drainage tube, the water pressure at one side of the soil body is reduced, namely, the problem of overlarge water pressure at the outer side of the soil body in the prior art is solved, and the probability of infiltration is reduced; and after the water pressure is reduced, grouting treatment is carried out on the outer side of the soil body. After grouting is completed, the utility model is dismantled for the use of the water leakage part in the later stage again, thereby achieving the purpose of turnover use and greatly reducing the waste of materials.
Description
Technical Field
The utility model relates to the technical field of deep foundation pit support, in particular to a water and sand gushing drainage device capable of turning over a deep foundation pit.
Background
At present, urban infrastructure generally has the characteristics of huge scale, various engineering geology, complex surrounding environment and high construction difficulty, and has more strict requirements on construction safety and environmental protection, in particular to requirements on deep foundation pit construction.
When constructing a foundation or underground engineering with large embedding depth, the soil body with large depth is often required to be excavated, the underground space excavated downwards from the ground is called a foundation pit, and supporting structures are arranged around the foundation pit.
The deep foundation pit engineering safety quality problem types are many, and foundation pit leakage is particularly serious. The water and sand gushing of the foundation pit supporting structure generally occurs in the position where the water and the sand are complex in hydrogeology, water-rich sand layers and underground water develop in the foundation pit excavation area. Under the action of water and soil pressure, the supporting structure can be damaged, and the damage forms of the supporting structure are different according to the different supporting structure forms, so that foundation pit leakage is caused, flowing soil, quicksand, surge and the like can be seriously caused, and even the supporting structure or the deep foundation pit is damaged.
In order to solve the problem of foundation pit leakage, a plugging mode is generally adopted. The traditional plugging mode is used for directly grouting and plugging, and although a large amount of manpower and material resources are consumed, the effect is unsatisfactory, the situation of leakage can still occur after the plugging, particularly when the outside water pressure is too high, the leakage can occur at the position of the previous leakage again, the plugging is needed again, and the resource waste is caused.
Because there is certain defect through current direct slip casting shutoff mode, moreover, because the position that the water gushing that takes place is most to take place in building envelope underground diaphragm wall or support pile's joint department, a small amount of part take place in underground diaphragm wall or support pile non-joint department, still a small amount take place in the basement, the position that the water gushing that takes place promptly probably more, also can be to the device reuse that reduces soil body outside water pressure, just can reduce cost.
Based on the problems existing in the prior art, a drainage device capable of reducing the water pressure on the outer side of a soil body and repeatedly recycling is needed so as to ensure the blocking effect.
Disclosure of Invention
The utility model aims at: the utility model provides a water and sand gushing drainage device capable of turning over a deep foundation pit, and aims to solve the problems in the prior art that the blocking effect is affected due to the fact that the water pressure on the outer side of a soil body is too high.
In order to solve the problems existing in the prior art, the utility model adopts the following technical scheme:
can have enough to meet need deep basal pit to gush water and gush husky drainage device, set up on the supporting construction in the soil body outside, supporting construction exists and gushes the water point, can have enough to meet the need deep basal pit to gush water and gush husky drainage device and set up gush water point department, can have enough to meet the need deep basal pit to gush water and gush husky drainage device including the main part, be provided with drainage hole in the main part, wear to be equipped with the drainage tube in the drainage hole.
As an improvement of the technical scheme of the diversion device capable of circulating water and sand in the deep foundation pit, a concave part is arranged in the main part, and the diversion hole is formed in the concave part.
As an improvement of the technical scheme of the diversion device capable of circulating water and sand in the deep foundation pit, the concave part is filled with filter cotton.
As an improvement of the technical scheme of the diversion device capable of circulating water and sand in the deep foundation pit, the main part is a plate-shaped main part.
As an improvement of the technical scheme of the diversion device capable of circulating water and sand in the deep foundation pit, the diversion tube is a steel tube with mantle fiber.
As an improvement of the technical scheme of the diversion device capable of circulating water and sand in the deep foundation pit, a valve is arranged on the diversion tube, the end part of the diversion tube is connected with a rubber hose, and the rubber hose extends into a reservoir.
As an improvement of the technical scheme of the circulating deep foundation pit water and sand gushing drainage device, the periphery of the main part is circumferentially provided with the fixing part, and the fixing part is used for fixing the main part in the supporting structure.
As an improvement of the technical scheme of the diversion device capable of circulating water and sand in the deep foundation pit, the fixing part is made of quick-drying cement.
As an improvement of the technical scheme of the diversion device capable of circulating water and sand in the deep foundation pit, a sand bag with reinforced roof returning is arranged outside the main component.
The utility model has the beneficial effects that:
in the utility model, the drainage tube is used for draining water at one side of the soil body, so that the water flows out through the drainage tube, the water pressure at one side of the soil body is reduced, namely, the problem of overlarge water pressure at the outer side of the soil body in the prior art is solved, and the probability of infiltration is reduced; and after the water pressure is reduced, grouting treatment is carried out on the outer side of the soil body. After grouting is completed, the utility model is dismantled for the use of the water leakage part in the later stage again, thereby achieving the purpose of turnover use and greatly reducing the waste of materials.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a left side view of the present utility model;
FIG. 3 is a schematic diagram of a front view of the present utility model in a use state;
fig. 4 is a schematic left-view structure of the present utility model in a use state.
Reference numerals illustrate: 1-a main part; 2-drainage holes; 3-drainage tube; 4-a recess; 5-filtering cotton; 6-supporting structure; 7-a drainage device; 8-water flushing points; 9-sand bags; 10-excavating a surface; 11-valve; 12-steel pipe; 13-a rubber hose; 14-a reservoir; 15-soil mass.
Detailed Description
In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments of the present utility model.
As shown in fig. 1 to 4, a diversion device 7 capable of circulating deep foundation pit water and sand is arranged on a supporting structure 6 outside a soil body 15, a water-gushing point 8 exists on the supporting structure 6, and the diversion device 7 capable of circulating deep foundation pit water and sand is arranged at the water-gushing point 8; the diversion device 7 for water and sand gushing of the turnover deep foundation pit comprises a main part 1, a diversion hole 2 is arranged in the main part 1, and a diversion tube 3 is arranged in the diversion hole 2 in a penetrating way. Preferably, the drainage tube 3 is welded at the drainage hole 2.
When the device is used, the main part 1 of the device is arranged at the water gushing point 8, water flowing out of the water gushing point 8 flows through the drainage hole 2 and is drained through the drainage tube 3, the effect of reducing the water pressure on one side of the soil body 15 is achieved, the device is plugged through grouting, and after the grouting is completed, the device is dismantled so as to be used for later water leakage positions, so that the purpose of turnover is achieved, and the waste of materials is greatly reduced.
In detail, as shown in fig. 1 and 2, the utility model comprises a main component 1, wherein the main component 1 is the main component 1 which can be contacted with a wall body or a supporting structure, a drainage hole 2 is arranged in the main component 1, the drainage hole 2 is connected with a drainage tube 3, water at one side of a soil body 15 is drained through the drainage tube 3, the water flows out through the drainage tube 3, the water pressure at one side of the soil body 15 is reduced, namely the problem that the water pressure at the outer side of the soil body 15 is overlarge in the prior art is solved, and the probability of infiltration is reduced; when the water pressure is reduced, grouting treatment is carried out on the outer side of the soil body 15. After grouting is completed, the utility model is dismantled for the use of the water leakage part in the later stage again, thereby achieving the purpose of turnover use and greatly reducing the waste of materials.
In more detail, as shown in fig. 3 and 4, one side of the supporting structure 6 is a soil body 15, when the water pressure outside the soil body 15 is too high, water flows through the supporting structure 6, water gushing points 8 are formed outside the supporting structure 6, and when the water pressure outside the soil body 15 needs to be reduced, the water gushing points 8 are placed, so that the water flow is guided through the drainage holes 2 and the drainage tubes 3, and the effect of reducing the water pressure outside the soil body 15 is achieved.
As a first embodiment of the present utility model, the main member 1 is provided with a recess 4, and the drainage hole 2 is provided in the recess 4. Further, filter cotton 5 is filled in the concave part 4, and sand flowing out along with water flow in the drainage hole 2 can be filtered through the filter cotton 5, so that the sand is prevented from blocking the drainage hole 2.
As a second embodiment of the present utility model, the main component 1 is a plate-shaped main component 1, so that the main component 1 and the support structure 6 can be conveniently attached, the connection effect between the main component 1 and the support structure 6 is ensured, and the water flow drainage effect is ensured. Preferably, the main component 1 is a steel plate at the contact point with the wall or the supporting structure. The water leakage range of the foundation pit water-flushing point 8 is different, so that the utility model can be customized on site according to actual conditions. As an example of a steel plate, which is a 4mm thick plate with a side length of 800-1000mm and a QB235 material, the strength of the main part 1 is ensured, and the connection and sealing effect at the water gushing point 8 is also ensured.
As a third embodiment of the present utility model, the drain tube 3 is a jacketed steel tube, and it is possible to easily connect the drain tube 3 with the steel tube 12. Further, a valve 11 is arranged on the steel pipe 12, a rubber hose 13 is connected to the end of the steel pipe 12, the rubber hose 13 extends into a reservoir 14, and the reservoir 14 is arranged below the excavation face 10. When the water pressure on one side (the soil facing surface) of the soil body 15 is too high, the valve 11 is opened, and then water is drained into the reservoir 14 and discharged out of the foundation pit through the submersible pump. When the water pressure is reduced, grouting treatment is carried out on the outer side of the soil body 15. The rubber hose 13 can be stretched through the pipeline, so that the service life of the steel pipe 12 is guaranteed, and the length of the steel pipe can be adjusted as required. Preferably, the drainage hole 2 is welded with the drainage tube 3, the drainage tube 3 is mechanically connected with the steel tube 12 with mantle fiber, so that the steel tube 12 is used in a turnover way in the later period, and the drainage tube 3 is made of QB235 material. As an example of the drainage tube 3, the tube diameter of the drainage tube 3 is 100-200mm.
As a fourth embodiment of the present utility model, the outer periphery of the main member 1 is circumferentially provided with fixing members for fixing the main member 1 in the supporting structure 6.
As a first embodiment of the fixing member in the present utility model, the fixing member is made of cement. Specifically, in the present embodiment, the main member 1 is attached to the water leakage site, that is, the water inflow point 8, and the periphery of the main member 1 is plugged with quick-setting cement, so that a cement layer is formed around the main member 1, thereby achieving the effect of fixing the main member 1 to the water inflow point 8 by the fixing member.
As a second embodiment of the fixing member in the present utility model, the fixing member may be a combination of a clip and a sealant, the turnover water and sand gushing drainage device 7 is fixed at the water gushing point 8 through the clip, and the sealing and blocking effects are achieved through the sealant, and then the effect of fixing the main member 1 at the water gushing point 8 through the fixing member is achieved.
Further, the outside at main part 1 still is provided with the sand bag 9 that returns the top to consolidate, increases the intensity that can turnover deep basal pit gushing water gushing sand drainage device 7 through sand bag 9, avoids can turnover deep basal pit gushing water gushing sand drainage device 7 to break away from supporting construction 6. Furthermore, the sand bag 9 can be arranged on the outer side of the drainage tube 3 in a surrounding mode, and the situation that the drainage tube 3 moves in position is avoided.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Claims (9)
1. Can have enough to meet need deep basal pit to gush water and gush husky drainage device, set up on the supporting construction in the soil body outside, supporting construction exists and gushes the water point, can have enough to meet the need deep basal pit to gush water and gush husky drainage device and set up gush water point department, its characterized in that, can have enough to meet the need deep basal pit to gush water and gush husky drainage device including the main part, be provided with drainage hole in the main part, wear to be equipped with the drainage tube in the drainage hole.
2. The turnover deep foundation pit water and sand gushing drainage device according to claim 1, wherein a concave portion is arranged in the main component, and the drainage hole is formed in the concave portion.
3. The turnover deep foundation pit water and sand gushing drainage device of claim 2, wherein filter cotton is filled in the concave portion.
4. The turnover deep foundation pit water and sand gushing drainage device of claim 1, wherein the main component is a plate-shaped main component.
5. The turnover deep foundation pit water and sand gushing drainage device of claim 1, wherein the drainage tube is a jacketed steel tube.
6. The turnover deep foundation pit water and sand gushing drainage device according to claim 1 or 5, wherein a valve is arranged on the drainage tube, the end part of the drainage tube is connected with a rubber hose, and the rubber hose extends into the reservoir.
7. The turnover deep foundation pit water and sand gushing drainage device of claim 1, wherein a fixing part is circumferentially arranged on the periphery of the main part and is used for fixing the main part in the supporting structure.
8. The turnover deep foundation pit water and sand gushing drainage device of claim 7, wherein the fixing component is made of quick-drying cement.
9. The turnover deep foundation pit water and sand gushing drainage device of claim 7 or 8, wherein a sand bag with reinforced roof returning is arranged outside the main component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223388646.0U CN219261034U (en) | 2022-12-16 | 2022-12-16 | Can have enough to meet need deep basal pit gushing water and gushing sand drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223388646.0U CN219261034U (en) | 2022-12-16 | 2022-12-16 | Can have enough to meet need deep basal pit gushing water and gushing sand drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219261034U true CN219261034U (en) | 2023-06-27 |
Family
ID=86873405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223388646.0U Active CN219261034U (en) | 2022-12-16 | 2022-12-16 | Can have enough to meet need deep basal pit gushing water and gushing sand drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219261034U (en) |
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2022
- 2022-12-16 CN CN202223388646.0U patent/CN219261034U/en active Active
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