CN221095182U - Foundation pit self-filtering pipe well dewatering structure - Google Patents
Foundation pit self-filtering pipe well dewatering structure Download PDFInfo
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- CN221095182U CN221095182U CN202322865865.1U CN202322865865U CN221095182U CN 221095182 U CN221095182 U CN 221095182U CN 202322865865 U CN202322865865 U CN 202322865865U CN 221095182 U CN221095182 U CN 221095182U
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- 238000001914 filtration Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 5
- 238000001556 precipitation Methods 0.000 claims description 13
- 230000002209 hydrophobic effect Effects 0.000 claims description 10
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000003651 drinking water Substances 0.000 claims description 3
- 235000020188 drinking water Nutrition 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000009417 prefabrication Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 17
- 230000008595 infiltration Effects 0.000 description 11
- 238000001764 infiltration Methods 0.000 description 11
- 239000004576 sand Substances 0.000 description 8
- 238000005086 pumping Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a self-filtering pipe well dewatering structure of a foundation pit, which belongs to the technical field of pipe well dewatering, wherein a foundation pit is arranged, a pipe well and a guide pipe are arranged in the foundation pit, the pipe well is prefabricated by reinforced concrete, the side surface of the pipe well is connected with a gravel layer in a contact manner, the surface of the pipe well is provided with water inlets with different positions and heights, the inner wall of the water inlet is fixedly sleeved with an opening sleeve, the inner wall of the opening sleeve is fixedly connected with a filter screen, one end of the guide pipe is provided with a guide hole, the side surface of the guide hole is communicated with a leak hole, the self-filtering pipe well dewatering structure of the foundation pit can automatically filter water entering the pipe well through the gravel layer and the filter screens with different positions and heights, meanwhile, water with different heights in the soil layer can conveniently enter the pipe well, the water inlet efficiency of the pipe well is improved, and the leak hole and the guide hole arranged by the guide pipe can increase the water seepage speed in the foundation pit, and further greatly increase the dewatering efficiency in the foundation pit.
Description
Technical Field
The utility model relates to the technical field of pipe well dewatering, in particular to a foundation pit self-filtering pipe well dewatering structure.
Background
The foundation pit dewatering is that when the foundation pit is excavated, the groundwater level is higher than the bottom surface of the excavation, and the groundwater can continuously infiltrate into the pit, so that the foundation pit can be constructed under the dry condition, and the dewatering work of side slope instability, foundation sand, pit bottom bulge, pit bottom piping and foundation bearing capacity reduction is prevented.
At present, foundation ditch precipitation is mostly through setting up the tube well, takes out the water in foundation ditch and the soil layer, but the inlet opening of tube well is mostly set up in the lower extreme position, and the water in the soil layer needs to ooze earlier, then just can get into the tube well, has reduced water inlet efficiency, carries out the drainage of soil layer internal water through single tube well moreover, probably needs longer time, has reduced the precipitation efficiency of foundation ditch.
For example, the utility model discloses a novel foundation ditch tube well precipitation structure of bulletin number CN215566713U, including the foundation ditch, foundation ditch bottom both sides all are provided with a plurality of tube wells, tube well outer wall bottom is provided with thin sand layer, thin sand layer upper portion is provided with the sponge layer that absorbs water, the inside coarse sand layer that is provided with of sponge layer that absorbs water, coarse sand layer top is provided with sand layer, sand layer inboard is provided with the cement pipe, cement pipe top is provided with the well lid, the well lid is provided with the suction port and draws water the hole by the middle part, sand layer upper portion is provided with the vacuum pump, be provided with induction port and gas vent on the vacuum pump, fixedly connected with exhaust tube on the induction port, tube well bottom is provided with the immersible pump, the output fixedly connected with water pumping pipe of immersible pump.
According to the scheme disclosed by the above, the filtering holes are arranged at the lower end of the pipe well, the lower end of the pipe well which needs to be infiltrated underwater in the foundation pit can be accessed, long time is probably needed in the process of infiltration underwater, meanwhile, the area of the foundation pit is large, the interval between the pipe wells is large, so that drainage is carried out by the pipe well alone, long time is probably needed, and precipitation efficiency is low.
Disclosure of utility model
Aiming at the problems existing in the prior art, the utility model aims to provide a self-filtering pipe well dewatering structure for a foundation pit, which can automatically filter water entering a pipe well through filter screens at different positions and heights of a gravel layer and the pipe well, simultaneously facilitates water at different heights in a soil layer to enter the pipe well, improves the water inlet efficiency of the pipe well, and can increase the infiltration speed of water in the foundation pit through a guide pipe, a leakage hole and a guide hole of the guide pipe, thereby greatly increasing the dewatering efficiency in the foundation pit.
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides a foundation ditch is from filter tube well precipitation structure, includes the foundation, the foundation is equipped with the foundation ditch, be provided with tube well and pipe in the foundation ditch, the tube well adopts reinforced concrete prefabrication to form, the side contact of tube well is connected with the gravel layer, the surface of tube well is equipped with the water inlet of position and high difference, and the inner wall of water inlet is fixed to have cup jointed the opening cover, the inner wall fixedly connected with filter screen of opening cover, the one end of pipe is equipped with the guide hole, the side intercommunication of guide hole has the leak hole, the inside of tube well is provided with the drinking-water pipe, and this foundation ditch is from filter tube well precipitation structure, through the different positions and the high filter screen that set up of gravel layer and tube well, can be with the water automatic filtration that gets into the tube well, make things convenient for the water of different degrees in the soil layer to get into the tube well simultaneously, has improved the water inlet efficiency of tube well to through the pipe that sets up, and the leak hole and the guide hole that the guide pipe set up, can increase the infiltration rate of interior water, and then great precipitation efficiency in the foundation ditch.
Further, the shape of the opening sleeve is the same as that of the water inlet, the opening sleeve is made of corrosion-resistant metal, the supporting rod is fixedly connected to the inner wall of the opening sleeve and made of steel bars, and the opening sleeve can increase the supporting position of the water inlet, so that the supporting strength of the pipe well is increased.
Further, the bracing piece is equidistant distribution, the surface of bracing piece is connected with the surface contact of filter screen, the surface of filter screen is equipped with the filtration pore, and the bracing piece has the guard action, has not only increased the supporting strength of opening cover, can reduce the compressive strength of gravel layer to the filter screen moreover.
Further, one end of the guide pipe is provided with a sharp part, and the leak holes are distributed at equal intervals along the length direction of the guide pipe, so that water with different heights in the foundation soil layer can be conveniently and rapidly guided downwards.
Further, the foundation is internally provided with a hydrophobic layer, the lower end of the pipe well is positioned in the hydrophobic layer, so that water in the hydrophobic layer can be conveniently and rapidly discharged, and the infiltration area and the infiltration speed of water in the foundation layer are increased.
Furthermore, one end of the water suction pipe is provided with a water pump, so that water in the pipe well can be conveniently pumped out.
Compared with the prior art, the utility model has the advantages that:
According to the scheme, the gravel layer and the filter screens of different positions and heights are arranged in the pipe well, water entering the pipe well can be automatically filtered, meanwhile, water at different heights in the soil layer can enter the pipe well conveniently, and the water inlet efficiency of the pipe well is improved.
According to the scheme, through the guide pipe and the leakage hole and the guide hole which are formed in the guide pipe, the infiltration speed of water in the foundation pit can be increased, and then the precipitation efficiency in the foundation pit is greatly increased.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
Fig. 2 is an enlarged view of a portion a of fig. 1;
fig. 3 is a cross-sectional view of a catheter of the present utility model.
The reference numerals in the figures illustrate:
1 foundation, 11 foundation pit, 12 hydrophobic layer, 2 pipe well, 21 open sleeve, 22 support bar, 23 filter screen, 3 gravel layer, 4 pipe, 41 guide hole, 42 leak hole, 5 water pumping pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Example 1
Referring to fig. 1-3, a foundation pit self-filtering pipe well dewatering structure comprises a foundation 1, the foundation 1 is provided with a foundation pit 11, a pipe well 2 and a guide pipe 4 are arranged in the foundation pit 11, the guide pipe 4 is convenient to insert into the foundation pit 11 quickly, the distance is smaller, the guide pipe 4 is convenient to set, meanwhile, the underwater seepage speed in the soil layer of the foundation 1 is accelerated, the dewatering efficiency is improved, the pipe well 2 is prefabricated by reinforced concrete, a gravel layer 3 is connected with the side surface of the pipe well 2 in a contact mode, the gravel layer 3 has the function of automatically filtering water, water inlets with different positions and heights are arranged on the surface of the pipe well 2, an opening sleeve 21 is fixedly sleeved on the inner wall of the water inlet, a filter screen 23 is fixedly connected with the inner wall of the opening sleeve 21, the water inlet efficiency is improved, one end of the guide pipe 4 is provided with a guide hole 41, the side surface of the guide hole 41 is communicated with a drain hole 42, and a water pumping pipe 5 is arranged in the pipe well 2.
The shape of opening cover 21 is the same with the shape of water inlet, and opening cover 21 is corrosion-resistant metal, and the inner wall fixedly connected with bracing piece 22 of opening cover 21, bracing piece 11 adopt the reinforcing bar to make, and opening cover 21 can increase the supporting position of water inlet to increase the supporting strength of tube well 2, bracing piece 11 is equidistant distribution, and the surface of bracing piece 11 is connected with the surface contact of filter screen 23, and the surface of filter screen 23 is equipped with the filtration pore, and bracing piece 11 has the guard action, has not only increased the supporting strength of opening cover 21, can reduce the extrusion strength of gravel layer 3 to filter screen 23 moreover.
In this embodiment, through the different positions and the high filter screen 23 of gravel layer 3 and the tube well 2 setting that set up, can be with the water automatic filtration who gets into tube well 2, make things convenient for the water of different altitudes in the soil horizon to get into tube well 2 simultaneously, improved tube well 2's water inlet efficiency.
Example 2
Referring to fig. 1-3, a foundation pit self-filtering pipe well dewatering structure comprises a foundation 1, the foundation 1 is provided with a foundation pit 11, a pipe well 2 and a guide pipe 4 are arranged in the foundation pit 11, the guide pipe 4 is convenient to insert into the foundation pit 11 quickly, the distance is smaller, the guide pipe 4 is convenient to set, meanwhile, the underwater seepage speed in the soil layer of the foundation 1 is accelerated, the dewatering efficiency is improved, the pipe well 2 is prefabricated by reinforced concrete, a gravel layer 3 is connected with the side surface of the pipe well 2 in a contact mode, the gravel layer 3 has the function of automatically filtering water, water inlets with different positions and heights are arranged on the surface of the pipe well 2, an opening sleeve 21 is fixedly sleeved on the inner wall of the water inlet, a filter screen 23 is fixedly connected with the inner wall of the opening sleeve 21, the water inlet efficiency is improved, one end of the guide pipe 4 is provided with a guide hole 41, the side surface of the guide hole 41 is communicated with a drain hole 42, and a water pumping pipe 5 is arranged in the pipe well 2.
One end of the conduit 4 is provided with a sharp part, the leak holes 42 are distributed at equal intervals along the length direction of the conduit 4, so that water with different heights in the soil layer of the foundation 1 can be conveniently and rapidly guided downwards, the inside of the foundation 11 comprises a hydrophobic layer 12, the lower end of the pipe well 2 is positioned in the hydrophobic layer 12, water in the hydrophobic layer 12 can be conveniently and rapidly discharged, the infiltration area and the speed of water in the soil layer of the foundation 1 can be further increased, and one end of the water pumping pipe 5 is provided with a water pump, so that water in the pipe well 2 can be conveniently pumped out.
In this embodiment, through the pipe 4, the leak hole 42 and the guide hole 41, which are provided by the pipe 4, the infiltration speed of the water in the foundation pit 11 can be increased, and thus the precipitation efficiency in the foundation pit 11 can be greatly increased.
This foundation ditch is from filter tube well precipitation structure is in the use, the water in the foundation ditch 11 soil layer is taken out through the water pump and the drinking-water pipe 5 in the tube well 2, make the water in the different high soil layers get into in the tube well 2 through the filtering of gravel layer 3 and filter screen 23 after then through the mesh, the water in the hydrophobic layer 12 also gets into tube well 2 simultaneously and is taken out, make the infiltration in whole foundation ditch 1 and the foundation ditch 11 soil layer under water, then increase the infiltration rate through the water conservancy diversion of pipe 4, thereby improve the precipitation efficiency of foundation ditch 11, through the filter screen 23 of the different positions and the height that set up of gravel layer 3 and tube well 2, can be with the water automatic filtration that gets into tube well 2, make things convenient for the water in the soil layer different height to get into tube well 2 simultaneously, the water inlet efficiency of tube well 2 has been improved, and through the guide pipe 4 that sets up, and the weep hole 42 and the guide hole 41 that the pipe 4 set up, the infiltration rate of water in the foundation ditch 11 can be increased, and then great precipitation efficiency in the foundation ditch 11 has been increased.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (6)
1. The utility model provides a foundation ditch is from filter tube well precipitation structure, includes ground (1), its characterized in that: foundation (1) is equipped with foundation ditch (11), be provided with tube well (2) and pipe (4) in foundation ditch (11), tube well (2) adopt reinforced concrete prefabrication to form, the side contact of tube well (2) is connected with gravel layer (3), the surface of tube well (2) is equipped with the water inlet of position and difference in height, and the inner wall of water inlet is fixed to have cup jointed opening cover (21), the inner wall fixedly connected with filter screen (23) of opening cover (21), the one end of pipe (4) is equipped with guide hole (41), the side intercommunication of guide hole (41) has leak (42), the inside of tube well (2) is provided with drinking-water pipe (5).
2. The foundation pit self-filtering tube well dewatering structure of claim 1, wherein: the shape of the opening sleeve (21) is the same as that of the water inlet, the opening sleeve (21) is made of corrosion-resistant metal, a supporting rod (22) is fixedly connected to the inner wall of the opening sleeve (21), and the supporting rod (11) is made of steel bars.
3. The foundation pit self-filtering pipe well dewatering structure of claim 2, wherein: the support rods (11) are distributed at equal intervals, the surfaces of the support rods (11) are in contact connection with the surfaces of the filter screens (23), and filter holes are formed in the surfaces of the filter screens (23).
4. The foundation pit self-filtering tube well dewatering structure of claim 1, wherein: one end of the guide pipe (4) is provided with a sharp part, and the leak holes (42) are distributed at equal intervals along the length direction of the guide pipe (4).
5. The foundation pit self-filtering tube well dewatering structure of claim 1, wherein: the foundation (11) internally comprises a hydrophobic layer (12), and the lower end of the pipe well (2) is positioned in the hydrophobic layer (12).
6. The foundation pit self-filtering tube well dewatering structure of claim 1, wherein: one end of the water suction pipe (5) is provided with a water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322865865.1U CN221095182U (en) | 2023-10-25 | 2023-10-25 | Foundation pit self-filtering pipe well dewatering structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322865865.1U CN221095182U (en) | 2023-10-25 | 2023-10-25 | Foundation pit self-filtering pipe well dewatering structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221095182U true CN221095182U (en) | 2024-06-07 |
Family
ID=91328045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322865865.1U Active CN221095182U (en) | 2023-10-25 | 2023-10-25 | Foundation pit self-filtering pipe well dewatering structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221095182U (en) |
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2023
- 2023-10-25 CN CN202322865865.1U patent/CN221095182U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |