CN215441978U - Light well point dewatering device under condition of muddy saturated soil texture - Google Patents
Light well point dewatering device under condition of muddy saturated soil texture Download PDFInfo
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- CN215441978U CN215441978U CN202121573527.5U CN202121573527U CN215441978U CN 215441978 U CN215441978 U CN 215441978U CN 202121573527 U CN202121573527 U CN 202121573527U CN 215441978 U CN215441978 U CN 215441978U
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- water collecting
- collecting main
- filter screen
- light well
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Abstract
The utility model discloses a light well point dewatering device under the condition of muddy saturated soil texture, which comprises a water collecting main pipe, a vacuum pumping unit, a connecting pipe and a light well point pipe, wherein the water collecting main pipe is connected with the vacuum pumping unit; one end of the water collecting main pipe is connected with the vacuum water pumping unit, and the other end of the water collecting main pipe is plugged; the pipe body of the water collecting main pipe is connected with a plurality of connecting pipes, and one end of each connecting pipe, which is far away from the water collecting main pipe, is plugged; a plurality of light well point pipes are arranged below each connecting pipe, each light well point pipe consists of an inner pipe, a fine filter screen and a coarse filter screen, the top end of each inner pipe is connected with the connecting pipe, one end of each inner pipe, far away from the connecting pipe, is blocked, a plurality of through holes are formed in the pipe wall of the lower half section of each inner pipe, and steel wires are wound on the outer side of the lower half section of each inner pipe; the fine filter screen is coated on the outer side of the lower half section of the inner pipe, and the coarse filter screen is coated on the outer side of the fine filter screen. The utility model has the advantages of simple structure, convenient processing and manufacturing, convenient installation and use, high precipitation speed, safety and reliability, and is beneficial to improving the construction efficiency.
Description
Technical Field
The utility model relates to the technical field of foundation treatment of water conservancy and municipal engineering, in particular to a light well-point dewatering device under the condition of muddy saturated soil.
Background
The prior art adopts the mode of throwing stones and squeezing silt and pipe well precipitation aiming at geological excavation of silt saturated soil layers, is slow in construction speed and low in efficiency, is easy to disturb a foundation surface, and has great influence on later-stage building settlement.
SUMMERY OF THE UTILITY MODEL
The utility model provides a light well point dewatering device under the condition of muddy saturated soil texture, aiming at solving the defects of the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a light well point dewatering device under the condition of muddy saturated soil comprises a water collecting main pipe, a vacuum pumping unit, a connecting pipe and a light well point pipe; one end of the water collecting main pipe is connected with the vacuum water pumping unit, and the other end of the water collecting main pipe is blocked; the pipe body of the water collecting main pipe is connected with a plurality of connecting pipes, the water collecting main pipe is detachably connected with the connecting pipes, and one end of each connecting pipe, which is far away from the water collecting main pipe, is plugged; a plurality of light well point pipes are arranged below each connecting pipe, each light well point pipe consists of an inner pipe, a fine filter screen and a coarse filter screen, the top end of each inner pipe is detachably connected with the corresponding connecting pipe, one end, far away from the corresponding connecting pipe, of each inner pipe is plugged, a plurality of through holes are formed in the pipe wall of the lower half section of each inner pipe, and spiral steel wires are wound on the outer side of the lower half section of each inner pipe; the cladding of thin filter screen is in the outside of inner tube half section down, separate through the steel wire between the outer wall of thin filter screen and inner tube, the coarse strainer cladding is in the outside of thin filter screen.
Further, the inner pipe is a PVC pipe with the pipe diameter of 32mm, and the diameter of a through hole in the inner pipe is 18 mm; the diameter of the connecting pipe is larger than that of the inner pipe, and the diameter of the water collecting main pipe is larger than that of the connecting pipe.
Further, the fine filter screen is made of brass wire cloth or raw wire cloth with 30-50 holes/cm 2.
Further, the coarse filter screen is made of iron wire cloth or nylon wire cloth with 8-10 holes/cm 2.
Furthermore, the connecting pipe and the water collecting main pipe and the light well point pipe and the connecting pipe are connected in a threaded mode.
Compared with the prior art, the utility model has the advantages of simple structure, convenient processing and manufacturing, convenient installation and use, high precipitation speed, safety and reliability, and is beneficial to improving the construction efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a cross-sectional view of the lightweight well site tubular of the present invention.
The reference numerals are explained below:
in the figure: 1. a vacuum water pump set; 2. a steel wire hose; 3. a water collecting main pipe; 4. a connecting pipe; 5. a light well point pipe; 51. an inner tube; 511. a through hole; 52. a fine filter screen; 53. coarse filtration; 54. a steel wire; 6. and (7) a plug.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1 and 2, the utility model provides a light well point dewatering device under the condition of muddy saturated soil, which comprises a water collecting main pipe 3, a vacuum pumping unit 1, a connecting pipe 4 and a light well point pipe 5; one end of the water collecting main pipe 3 is connected with the vacuum water pumping unit 1 through a steel wire 54 hose 2, and the other end of the water collecting main pipe 3 is blocked; a plurality of connecting pipes 4 are connected to the pipe body of the water collecting main pipe 3, the water collecting main pipe 3 and the connecting pipes 4 are detachably connected, and one end of each connecting pipe 4 far away from the water collecting main pipe 3 is plugged; a plurality of light well point pipes 5 are arranged below each connecting pipe 4, each light well point pipe 5 comprises an inner pipe 51, a fine filter screen 52 and a coarse filter screen 53, the top end of each inner pipe 51 is detachably connected with the corresponding connecting pipe 4, one end, far away from the corresponding connecting pipe 4, of each inner pipe 51 is plugged through a plug 6, a plurality of through holes 511 are formed in the pipe wall of the lower half section of each inner pipe 51, and spiral steel wires 54 are wound on the outer side of the lower half section of each inner pipe 51; the cladding of thin filter screen 52 is in the outside of inner tube 51 half section down, separate through steel wire 54 between the outer wall of thin filter screen 52 and inner tube 51, the cladding of coarse strainer 53 is in the outside of thin filter screen 52, and steel wire 54, thin filter screen 52, coarse strainer 53 through setting up can effectively avoid light-duty well point pipe 5 to stagnate.
In the utility model, the inner tube 51 is made of a PVC tube with a tube diameter of 32mm and a thickness of 3mm, and the diameter of the through hole 511 on the inner tube 51 is 18 mm; the diameter of the connecting pipe 4 is larger than that of the inner pipe 51, and the diameter of the water collecting main pipe 3 is larger than that of the connecting pipe 4. When the concrete implementation, connecting pipe 4 adopts the pipe diameter to be 42mm, and thickness is 3 mm's PVC pipe, collecting main 3 adopts the pipe diameter to be 100mm, and the wall thickness is 3 mm's steel pipe. The water collecting main pipe 3 can be formed by connecting a plurality of short steel pipes in size in a mode of a flange and a rubber gasket, and the air leakage and the water leakage at the connecting part need to be prevented by paying attention during the connection. The fine filter screen 52 is made of brass wire cloth or raw wire cloth with 30-50 holes/cm 2. The coarse filter screen 53 is made of iron wire cloth or nylon wire cloth with 8-10 holes/cm 2. The connecting pipe 4 and the water collecting main pipe 3 and the light well point pipe 5 and the connecting pipe 4 are connected in a threaded mode.
The principle of the utility model is as follows: before the foundation pit of saturated mucky soil is excavated, holes are formed in a soil layer in the foundation pit, then the light well point pipes 5 are buried in the holes, sand is filled around the light well point pipes 5, all the light well point pipes 5 are communicated with a vacuum pumping unit 1 arranged on the ground through a connecting pipe 4 and a water collecting main pipe 3, then underground water is sucked to the ground by the vacuum pumping unit 1 and is discharged to a river channel or a municipal drainage pipe network, and simultaneously, the soil body is solidified so as to facilitate the excavation of the earthwork. The vacuum water pumping unit 1 is arranged on a flat, firm and water-free terrace, and the base of the vacuum water pumping unit 1 is paved and stabilized by using a skid to prevent the vacuum water pumping unit from shaking during operation. When the vacuum water pumping unit 1 is carried, installed and disassembled, the exposed connecting parts are protected to prevent the damage. The utility model has the advantages of simple structure, convenient processing and manufacturing, convenient installation and use, high precipitation speed, safety and reliability, and is beneficial to improving the construction efficiency.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (5)
1. A light well point dewatering device under the condition of muddy saturated soil is characterized by comprising a water collecting main pipe, a vacuum pumping unit, a connecting pipe and a light well point pipe; one end of the water collecting main pipe is connected with the vacuum water pumping unit, and the other end of the water collecting main pipe is blocked; the pipe body of the water collecting main pipe is connected with a plurality of connecting pipes, the water collecting main pipe is detachably connected with the connecting pipes, and one end of each connecting pipe, which is far away from the water collecting main pipe, is plugged; a plurality of light well point pipes are arranged below each connecting pipe, each light well point pipe consists of an inner pipe, a fine filter screen and a coarse filter screen, the top end of each inner pipe is detachably connected with the corresponding connecting pipe, one end, far away from the corresponding connecting pipe, of each inner pipe is plugged, a plurality of through holes are formed in the pipe wall of the lower half section of each inner pipe, and spiral steel wires are wound on the outer side of the lower half section of each inner pipe; the cladding of thin filter screen is in the outside of inner tube half section down, separate through the steel wire between the outer wall of thin filter screen and inner tube, the coarse strainer cladding is in the outside of thin filter screen.
2. The lightweight well-point dewatering apparatus for muddy saturated land conditions of claim 1, wherein: the inner pipe is a PVC pipe with the pipe diameter of 32mm, and the diameter of a through hole in the inner pipe is 18 mm; the diameter of the connecting pipe is larger than that of the inner pipe, and the diameter of the water collecting main pipe is larger than that of the connecting pipe.
3. The lightweight well-point dewatering apparatus for muddy saturated land conditions of claim 1, wherein: the fine filter screen is made of brass wire cloth or raw wire cloth with 30-50 holes/cm 2.
4. The lightweight well-point dewatering apparatus for muddy saturated land conditions of claim 1, wherein: the coarse filter screen is made of iron wire cloth or nylon wire cloth with 8-10 holes/cm 2.
5. The lightweight well-point dewatering apparatus for muddy saturated land conditions of claim 1, wherein: the connecting pipes are connected with the water collecting main pipe and the light well point pipe is connected with the connecting pipes in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121573527.5U CN215441978U (en) | 2021-07-12 | 2021-07-12 | Light well point dewatering device under condition of muddy saturated soil texture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121573527.5U CN215441978U (en) | 2021-07-12 | 2021-07-12 | Light well point dewatering device under condition of muddy saturated soil texture |
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| CN215441978U true CN215441978U (en) | 2022-01-07 |
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| CN202121573527.5U Active CN215441978U (en) | 2021-07-12 | 2021-07-12 | Light well point dewatering device under condition of muddy saturated soil texture |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201155A (en) * | 2023-04-28 | 2023-06-02 | 山西建筑工程集团有限公司 | Water guide device for foundation pit construction |
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2021
- 2021-07-12 CN CN202121573527.5U patent/CN215441978U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201155A (en) * | 2023-04-28 | 2023-06-02 | 山西建筑工程集团有限公司 | Water guide device for foundation pit construction |
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