CN220246984U - A tubular well precipitation structure for building foundation ditch - Google Patents

A tubular well precipitation structure for building foundation ditch Download PDF

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Publication number
CN220246984U
CN220246984U CN202321810638.2U CN202321810638U CN220246984U CN 220246984 U CN220246984 U CN 220246984U CN 202321810638 U CN202321810638 U CN 202321810638U CN 220246984 U CN220246984 U CN 220246984U
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China
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water
pipe
pipeline
filter
foundation pit
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CN202321810638.2U
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Chinese (zh)
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李永昌
王晓峰
何伟
周晓州
何东
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China Construction Second Engineering Bureau Co Ltd
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China Construction Second Engineering Bureau Co Ltd
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Abstract

The utility model discloses a pipe well dewatering structure for a building foundation pit, which relates to the technical field of foundation pit dewatering construction and comprises a water storage pipeline, a water filtering pipeline and a water pumping assembly, wherein the water filtering pipeline is fixedly arranged at the bottom end of the water storage pipeline, reinforcing steel bars for fixing pore channels are arranged on the outer sides of the water storage pipeline and the water filtering pipeline, the water filtering pipeline comprises a guide pipe, a filtering material and a water outlet filter screen are sequentially and fixedly connected to the inner side wall of the guide pipe from bottom to top, the water pumping assembly comprises a water pumping pipe, a water pumping motor and a water outlet pipe, the water pumping pipe and the water outlet pipe are respectively communicated with the input end and the output end of the water pumping motor, the other end of the water pumping pipe is positioned in the water filtering pipeline, a plurality of layers of filtering materials are arranged on the inner side of the drilling pipeline, the condition that the structure cannot be at rest in use is guaranteed, reinforcing steel bars are arranged on the periphery of the inner wall of the pipe well, the water pumping assembly is provided with a water outlet pipe and a water outlet valve, and pumped water can be stored.

Description

A tubular well precipitation structure for building foundation ditch
Technical Field
The utility model relates to the technical field of foundation pit dewatering construction, in particular to a pipe well dewatering structure for a building foundation pit.
Background
The foundation pit is a soil pit excavated at a foundation design position according to the elevation of a substrate and the plane size of the foundation, is mainly used for bearing platform, bridge abutment and foundation expansion construction, and is generally divided into two types of non-supporting type and supporting type.
After the construction of the existing building foundation pit is finished, the situation that groundwater permeates into the foundation pit can be frequently seen, so that the water temperature of the groundwater needs to be reduced, the currently used precipitation method is a well-point precipitation structure, a perforating device is utilized to perforate the periphery of the foundation pit, and then a pumping device is utilized to pump the exuded groundwater, so that the water level is reduced below the foundation pit, and the whole process has the characteristics of simple steps and convenience in construction; the implementation is as shown in fig. 1: after the foundation pit (A) is not excavated in the early foundation construction stage of the building engineering, the inner side of the foundation pit can seep out of the groundwater, at the moment, the groundwater level needs to be reduced, a deeper pipe well structure (C) is arranged by drilling holes (B) around the foundation pit, and the water seeping out in the pipe well is discharged, so that the purpose of reducing the water in the foundation pit is achieved.
However, in the above-mentioned structure, since the drilled hole structure is unstable, the impurity is more during pumping, which is very likely to cause the blockage of the pumping pipe, and multiple hole cleaning may be required before the foundation is completed, which is time-consuming. To the above-mentioned related problems, an object of the present application is to provide a filterable and structurally stable pipe well dewatering structure, in particular to a pipe well dewatering structure for a building foundation pit.
Disclosure of Invention
The utility model aims to provide a pipe well dewatering structure for a building foundation pit, which can be used for multi-layer filtration; simple structure and stability.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tubular well precipitation structure for building foundation ditch, includes water storage pipeline, filter tube and the subassembly that draws water, filter tube fixed mounting is in the bottom of water storage pipeline, the outside of water storage pipeline and filter tube is provided with the reinforcing bar frame that is used for fixed pore, the filter tube includes the stand pipe, supreme fixedly connected with filter material and the play water filter screen in proper order down is followed to the inside wall of stand pipe, the subassembly that draws water includes drinking-water pipe, water pump motor and outlet pipe, drinking-water pipe and outlet pipe respectively with water pump motor input and output intercommunication, the other end of drinking-water pipe is located the inside of filter tube.
In order to ensure that water can be stored, the water is pumped out when needed, waste is avoided, and the pipe well dewatering structure for the building foundation pit is preferable, and the outer side wall of the water outlet pipe is provided with a water outlet valve.
In order to ensure the stability of the inner side of the tubular well bore, the tubular well dewatering structure used for the building foundation pit is preferable, wherein the steel reinforcement frame comprises a plurality of longitudinal steel bars, and a plurality of connecting steel bars are fixedly connected between every two adjacent longitudinal steel bars.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the inner side of the drilling pipeline is provided with a plurality of layers of filter materials, so that the structure can not be blocked during use.
2. According to the utility model, the reinforcing steel bar frame is arranged around the inner wall of the pipe well, so that the stability of the pipe well structure is ensured.
3. According to the utility model, the water pumping assembly is provided with the water outlet pipe and the water outlet valve, so that the pumped water can be stored.
Drawings
FIG. 1 is a structure for lowering groundwater level;
FIG. 2 is a front view of a construction of a pipe well dewatering structure for a building foundation pit according to the present utility model;
FIG. 3 is a block diagram of a water storage conduit and pumping assembly of the present utility model;
FIG. 4 is a block diagram of a filtered water pipe of the present utility model;
fig. 5 is a structural view of the reinforcing bar frame of the present utility model.
In the figure: 1. a water storage pipeline; 2. a water filtering pipe; 201. a guide tube; 202. a filter material; 203. a water outlet filter screen; 3. a water pumping assembly; 301. a water pumping pipe; 302. a water pumping motor; 303. a water outlet pipe; 304. a water outlet valve; 4. a reinforcing steel bar frame; 401. longitudinal reinforcing bars; 402. connecting the reinforcing bars.
Detailed Description
Referring to fig. 1 to 5, a pipe well dewatering structure for a building foundation pit comprises a water storage pipeline 1, a water filtering pipeline 2 and a water pumping assembly 3, wherein the water filtering pipeline 2 is fixedly arranged at the bottom end of the water storage pipeline 1, a reinforcing steel bar frame 4 for fixing a pore canal is arranged on the outer sides of the water storage pipeline 1 and the water filtering pipeline 2, the water filtering pipeline 2 comprises a guide pipe 201, a filtering material 202 and a water outlet filter screen 203 are sequentially and fixedly connected to the inner side wall of the guide pipe 201 from bottom to top, the water pumping assembly 3 comprises a water pumping pipe 301, a water pumping motor 302 and a water outlet pipe 303, the water pumping pipe 301 and the water outlet pipe 303 are respectively communicated with the input end and the output end of the water pumping motor 302, and the other end of the water pumping pipe 301 is positioned inside the water filtering pipeline 2.
In this embodiment: the steel bar frame 4 sets up in the pore inside fixedly, guarantee the inboard stability of pore, filter pipeline 2 fixed mounting is in the bottom of aqua storage pipeline 1, and aqua storage pipeline 1 and filter pipeline 2 are located steel bar frame 4, guide tube 201 internally mounted filter material 202 and play water filter screen 203, its effect is in can guaranteeing that the water that oozes enters into aqua storage pipeline 1 when getting rid of impurity, and the lower extreme of water storage pipeline 1 keeps the level with the water surface line that needs to reduce, this position of filter pipeline 2 is placed to drinking-water pipe 301, start pumping motor 302, pump water, guarantee that the water level reduces to suitable position, wherein be provided with out water valve 304 on the outlet pipe 303, can guarantee that water can be stored, take out when needing, avoid extravagant.
As a technical optimization scheme of the utility model, a water outlet valve 304 is installed on the outer side wall of the water outlet pipe 303.
In this embodiment: through the water outlet valve 304, water can be stored, and can be pumped out when needed, so that waste is avoided.
As a technical optimization scheme of the present utility model, the reinforcing steel bar frame 4 includes a plurality of longitudinal reinforcing steel bars 401, and a plurality of connecting reinforcing steel bars 402 are fixedly connected between every two adjacent longitudinal reinforcing steel bars 401.
In this embodiment: the steel bar frame 4 is composed of a plurality of longitudinal steel bars 401 and a plurality of connecting steel bars 402, and the steel bar frame 4 is fixed in the tube well pore canal, so that the stability of the inner side of the tube well pore canal is further ensured.
As a technical optimization scheme of the utility model, the bottom end section of the water storage pipeline 1 is kept horizontal with the water surface line to be lowered.
In this embodiment: the bottom section of the water storage pipeline 1 is kept horizontal with the water surface line to be lowered, and then the water suction pipe 301 in the water suction assembly 3 is placed at the position, so that the water level is lowered to a proper position.
Working principle: firstly, determining the depth of water to be reduced, drilling a pipe well channel with proper depth around a foundation pit, setting a welded steel bar frame 4 inside the channel, then placing assembled pipelines (a water storage pipeline 1 and a water filtering pipeline 2) on the inner side of the steel bar frame 4 by using a crane, wherein the bottom end of the water storage pipeline 1 needs to be lowered to the position of the required water reduction depth, and extracting water of the water storage pipeline 1 by using a water pumping assembly 3 to achieve the purpose of water reduction.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (3)

1. A pipe well precipitation structure for building foundation ditch, includes water storage pipeline (1), filter tube (2) and draws water subassembly (3), its characterized in that: the utility model discloses a water pump, including water storage pipeline (1), filter pipeline (2) fixed mounting is in the bottom of water storage pipeline (1), the outside of water storage pipeline (1) and filter pipeline (2) is provided with reinforcing bar frame (4) that are used for fixed pore, filter pipeline (2) are including stand pipe (201), the inside wall of stand pipe (201) is from supreme fixedly connected with filter material (202) and play water filter screen (203) down in proper order, water pumping assembly (3) are including drinking-water pipe (301), pumping motor (302) and outlet pipe (303), drinking-water pipe (301) and outlet pipe (303) communicate with pumping motor (302) input and output respectively, the other end of drinking-water pipe (301) is located the inside of filter pipeline (2).
2. A tubular well dewatering structure for a building foundation pit according to claim 1, wherein: the outer side wall of the water outlet pipe (303) is provided with a water outlet valve (304).
3. A tubular well dewatering structure for a building foundation pit according to claim 1, wherein: the frame (4) comprises a plurality of longitudinal bars (401), and a plurality of connecting bars (402) are fixedly connected between every two adjacent longitudinal bars (401).
CN202321810638.2U 2023-07-11 2023-07-11 A tubular well precipitation structure for building foundation ditch Active CN220246984U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321810638.2U CN220246984U (en) 2023-07-11 2023-07-11 A tubular well precipitation structure for building foundation ditch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321810638.2U CN220246984U (en) 2023-07-11 2023-07-11 A tubular well precipitation structure for building foundation ditch

Publications (1)

Publication Number Publication Date
CN220246984U true CN220246984U (en) 2023-12-26

Family

ID=89234707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321810638.2U Active CN220246984U (en) 2023-07-11 2023-07-11 A tubular well precipitation structure for building foundation ditch

Country Status (1)

Country Link
CN (1) CN220246984U (en)

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