CN215367346U - Stratum precipitation construction equipment - Google Patents
Stratum precipitation construction equipment Download PDFInfo
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- CN215367346U CN215367346U CN202023251478.1U CN202023251478U CN215367346U CN 215367346 U CN215367346 U CN 215367346U CN 202023251478 U CN202023251478 U CN 202023251478U CN 215367346 U CN215367346 U CN 215367346U
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- collecting box
- water collecting
- foundation pit
- drainage tube
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Abstract
The utility model discloses a ground precipitation construction device, which comprises: a water collecting box, a drainage tube and a vacuum pump; the water collecting box is a hollow box body with an open top surface, the side surface of the hollow box body is provided with a plurality of sieve pores for water seepage, and a supporting structure for supporting the side surface of the hollow box body is arranged in the hollow box body; the bottom surface of the foundation pit is provided with an installation groove, the water collecting box is embedded in the installation groove, and the top surface opening of the water collecting box is exposed out of the bottom surface of the foundation pit; the drainage tube is buried in the stratum, one end of the drainage tube is communicated with the bottom surface of the water collecting box, the other end of the drainage tube extends out of the stratum, and the vacuum pump is installed on the drainage tube. The method can be used for realizing precipitation of the foundation pit in the excavation process, and the foundation pit does not need to be disassembled after the construction of the foundation pit is finished, so that the foundation is prevented from getting damp, and the pit filling caused by multiple times of construction is avoided; and moreover, the supporting structure of the water collecting box can realize the supplementary support of the stratum structure, and the influence and damage to the stratum structure are reduced to the maximum extent.
Description
Technical Field
The utility model relates to a building construction device, in particular to a stratum dewatering construction device.
Background
The ground precipitation is mainly embodied in the foundation excavated in the building construction, and the precipitation of the foundation pit ground layer mainly means that underground water level is higher than the excavated bottom surface when the foundation pit is excavated, and underground water can continuously infiltrate into the pit, so that the foundation pit can be constructed under a dry condition, and the precipitation work is performed to prevent slope instability, basic quicksand, pit bottom uplift, pit bottom piping and foundation bearing capacity reduction.
The foundation pit dewatering method in the prior art mainly comprises the following steps: open ditch water collecting well precipitation, light well point precipitation, jet well point precipitation, electroosmosis well point precipitation, deep well point precipitation and the like. However, although these precipitation methods can achieve the precipitation effect, they themselves affect the stability of the foundation, and at the same time, they can only ensure precipitation during the construction process, and it is difficult to ensure that the foundation is prevented from getting damp after the construction is completed. Therefore, it is necessary to design a device for formation precipitation construction, which can achieve and maintain the formation precipitation without destroying the permanent structure of the foundation or reinforcing the foundation.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: a ground precipitation construction device is provided.
The technical scheme adopted by the utility model is as follows:
the utility model provides a stratum dewatering construction equipment for the dewatering work of foundation ditch, its characterized in that includes: a water collecting box, a drainage tube and a vacuum pump; the water collecting box is a hollow box body with an open top surface, a plurality of sieve holes for water seepage are formed in the side surface of the hollow box body, and a supporting structure for supporting the side surface of the hollow box body is arranged in the hollow box body; the bottom surface of the foundation pit is provided with an installation groove, the water collecting box is embedded in the installation groove, and the top surface of the water collecting box is exposed out of the bottom surface of the foundation pit; the drainage tube is buried in the stratum, one end of the drainage tube is communicated with the bottom surface of the water collecting box, the other end of the drainage tube extends out of the stratum, and the vacuum pump is installed on the drainage tube.
The stratum precipitation construction device provided by the utility model has the following working mode:
when the underground water in the stratum seeps out to the stratum position at the height of the water collecting box, the underground water seeps into the water collecting box through the sieve holes under the extrusion action of the stratum structure on the side surface of the water collecting box; when the underground water in the stratum seeps into the foundation pit, the underground water can directly flow into the water collecting box from the top surface opening of the water collecting box; therefore, underground water which can affect the construction of the foundation pit is converged into the water collecting box, the vacuum pump is started periodically or when needed, the underground water in the water collecting box is pumped out to the outside through the drainage tube to be discharged, and the precipitation of the foundation pit in the excavation process can be realized; in addition, the water collecting box, the drainage pipe and the vacuum pump are buried in the ground layer without being disassembled, and by the mode, underground water can be pumped out and discharged after the foundation pit construction is finished, so that the foundation is prevented from getting damp.
In addition, the supporting structure of the water collecting box can avoid deformation of the water collecting box caused by stratum structure change in the natural sedimentation process of the foundation, and can realize supplementary support to the stratum structure through the supporting effect, thereby reducing the influence and damage to the stratum structure to the maximum extent.
Preferably: the side top of water-collecting box is equipped with the spacing ring board, and this spacing ring board is located on the bottom surface of foundation ditch to prevent because of the ground nature subsides, make water-collecting box 1 take place with the phenomenon that the foundation ditch breaks away from after the installation.
Preferably: the supporting structure comprises a plurality of transverse supporting rods and a plurality of longitudinal supporting rods which are all connected to the inner wall of the water collecting box, and the transverse supporting rods and the longitudinal supporting rods are arranged in a crossed and staggered mode.
As a preferred embodiment of the present invention: the bottom surface of the foundation pit is provided with a plurality of mounting grooves, one water collecting box is embedded in each mounting groove, the bottom surface of each water collecting box is communicated with one drainage tube, and each drainage tube is provided with one vacuum pump; the distribution mode of each mounting groove on the bottom surface of the foundation pit can be arranged according to actual landforms and requirements.
And, adjacent two the collection water box passes through the collector pipe intercommunication, the collector pipe is equipped with a plurality of infiltration holes.
Therefore, underground water can permeate into the collecting pipe through the water seepage holes and then flow into the water collecting box, the underground water in the stratum where the foundation pit is located is collected into the water collecting box more fully, the drainage pipe and the vacuum pump are pumped out for discharge, and the action range of the foundation pit precipitation is enlarged.
Preferably: the side of the water collecting box and the outside of the collecting pipe are wrapped by screen meshes to prevent fine sand in the stratum structure from permeating into the water collecting box 1 and the collecting pipe through multi-layer screening.
Preferably: the mesh number of the screen mesh, the screen mesh of the water collecting box and the water seepage holes of the collecting pipe is 100 meshes.
Compared with the prior art, the utility model has the following beneficial effects:
firstly, the water collecting box, the drainage tube and the vacuum pump are arranged, so that the water collecting box, the drainage tube and the vacuum pump can be used for realizing the precipitation of a foundation pit in the excavation process, and the foundation pit is not required to be disassembled after the construction of the foundation pit is finished, so that the foundation is prevented from getting damp, and the pit filling caused by multiple times of construction is avoided; and moreover, the supporting structure of the water collecting box can realize the supplementary support of the stratum structure, and the influence and damage to the stratum structure are reduced to the maximum extent.
Secondly, the plurality of water collecting boxes are arranged, the collecting pipes with the water seepage holes are communicated with the adjacent water collecting boxes, underground water in the stratum where the foundation pit is located can be sufficiently collected into the water collecting boxes, and the underground water is pumped out and discharged through the drainage pipes and the vacuum pump, so that the action range of the underground water on the foundation pit is expanded.
Drawings
The utility model is described in further detail below with reference to the following figures and specific examples:
FIG. 1 is a schematic structural view of a formation precipitation construction apparatus according to the present invention;
FIG. 2 is a schematic cross-sectional view of the apparatus for formation precipitation construction according to the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is an enlarged schematic view of a portion B of fig. 3.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and the accompanying drawings to help those skilled in the art to better understand the inventive concept of the present invention, but the scope of the claims of the present invention is not limited to the following embodiments, and all other embodiments obtained without inventive work by those skilled in the art will fall within the scope of the present invention without departing from the inventive concept of the present invention.
Example one
As shown in fig. 1 to 4, the utility model discloses a ground precipitation construction device, which is used for precipitation work of a foundation pit and is characterized by comprising the following components: the water collecting box 1, the drainage tube 2 and the vacuum pump 3; the water collecting box 1 is a hollow box body with an open top surface, the side surface of the hollow box body is provided with a plurality of sieve pores 1a for water seepage, and the inside of the hollow box body is provided with a supporting structure 1-1 for supporting the side surface of the hollow box body; the bottom surface a of the foundation pit is provided with an installation groove, the water collecting box 1 is embedded in the installation groove, and the top surface of the water collecting box 1 is exposed out of the bottom surface a of the foundation pit; the drainage tube 2 is buried in the ground layer 4, one end of the drainage tube 2 is communicated with the bottom surface of the water collecting box 1, the other end of the drainage tube extends out of the ground layer 4, and the vacuum pump 3 is installed on the drainage tube 2.
The stratum precipitation construction device provided by the utility model has the following working mode:
when the groundwater in the stratum 4 seeps out to the stratum position at the height of the water collecting box 1, the groundwater seeps into the water collecting box 1 through the sieve holes 1a under the extrusion force due to the extrusion effect of the stratum structure on the side surface of the water collecting box 1; when the underground water in the stratum 4 infiltrates into the foundation pit, the underground water can directly flow into the water collecting box 1 from the top surface opening of the water collecting box 1; therefore, underground water which can affect the construction of the foundation pit is converged into the water collecting box 1, the vacuum pump 3 is started periodically or when needed, the underground water in the water collecting box 1 is pumped out to the outside through the drainage tube 2 and discharged, and the precipitation of the foundation pit in the excavation process can be realized; moreover, because the water collecting box 1, the drainage pipe 2 and the vacuum pump 3 are buried in the ground layer 4 without being disassembled, the underground water can be pumped out and discharged after the foundation pit construction is finished by the mode so as to prevent the foundation from getting damp.
In addition, the supporting structure 1-1 of the water collecting box 1 can avoid deformation of the water collecting box 1 caused by stratum structure change in the natural sedimentation process of the foundation, and can realize supplementary support to the stratum structure through the supporting function, thereby reducing the influence and damage to the stratum structure to the maximum extent.
The above is a basic implementation manner of the first embodiment, and further optimization, improvement and limitation may be performed on the basis of the basic implementation manner:
preferably: and the top of the side surface of the water collecting box 1 is provided with a limit ring plate 1-2, and the limit ring plate 1-2 is located on the bottom surface a of the foundation pit so as to prevent the water collecting box 1 from being separated from the foundation pit after being installed due to natural sedimentation of the foundation.
Preferably: the supporting structure 1-1 comprises a plurality of transverse supporting rods and a plurality of longitudinal supporting rods which are connected to the inner wall of the water collecting box 1, and the transverse supporting rods and the longitudinal supporting rods are arranged in a crossed staggered mode.
Example two
On the basis of the first embodiment, the second embodiment further adopts the following preferred structure:
the bottom surface a of the foundation pit is provided with a plurality of mounting grooves, one water collecting box 1 is embedded in each mounting groove, the bottom surface of each water collecting box 1 is communicated with one drainage tube 2, and each drainage tube 2 is provided with one vacuum pump 3; the distribution mode of each mounting groove on the bottom surface a of the foundation pit can be arranged according to actual landforms and requirements.
And, two adjacent water collecting box 1 passes through collector pipe 5 intercommunication, collector pipe 5 is equipped with a plurality of infiltration holes 5 a.
Thereby, groundwater can also be through infiltration hole 5a infiltration collector pipe 5 in, converge again in the water-collecting box 1 to more abundant groundwater with in foundation ditch place stratum 4 assembles water-collecting box 1, and drainage is taken out to rethread drainage tube 2 and vacuum pump 3, has enlarged the scope of action to foundation ditch precipitation.
The above is the basic implementation manner of the second embodiment, and further optimization, improvement and limitation can be made on the basis of the basic implementation manner:
preferably: the side of water collection box 1 and the outer screen cloth that has all wrapped up of collector pipe 5 to filter through the multilayer sieve, prevent that fine sand among the stratum structure from permeating in water collection box 1 and collector pipe 5.
Preferably: the screen mesh, the screen hole 1a of the water collecting box 1 and the water seepage hole 5a of the collecting pipe 5 are all 100 meshes.
The present invention is not limited to the above embodiments, and various other equivalent modifications, substitutions and alterations can be made without departing from the basic technical concept of the utility model as described above, according to the common technical knowledge and conventional means in the field.
Claims (6)
1. The utility model provides a stratum dewatering construction equipment for the dewatering work of foundation ditch, its characterized in that includes: the device comprises a water collecting box (1), a drainage tube (2) and a vacuum pump (3); the water collecting box (1) is a hollow box body with an open top surface, the side surface of the hollow box body is provided with a plurality of sieve holes (1a) for water seepage, and a supporting structure (1-1) for supporting the side surface of the hollow box body is arranged in the hollow box body; the bottom surface (a) of the foundation pit is provided with an installation groove, the water collecting box (1) is embedded in the installation groove, and the top surface of the water collecting box (1) is exposed out of the bottom surface (a) of the foundation pit; the drainage pipe (2) is buried in the ground layer (4), one end of the drainage pipe (2) is communicated with the bottom surface of the water collecting box (1), the other end of the drainage pipe extends out of the ground layer (4), and the vacuum pump (3) is installed on the drainage pipe (2).
2. The formation precipitation construction device of claim 1, wherein: and the top of the side surface of the water collecting box (1) is provided with a limit ring plate (1-2), and the limit ring plate (1-2) is located on the bottom surface (a) of the foundation pit.
3. The formation precipitation construction device of claim 1, wherein: the supporting structure (1-1) comprises a plurality of transverse supporting rods and a plurality of longitudinal supporting rods which are connected to the inner wall of the water collecting box (1), and the transverse supporting rods and the longitudinal supporting rods are arranged in a crossed staggered mode.
4. A formation precipitation construction unit according to any one of claims 1 to 3, wherein: the bottom surface (a) of the foundation pit is provided with a plurality of mounting grooves, one water collecting box (1) is embedded in each mounting groove, the bottom surface of each water collecting box (1) is communicated with one drainage tube (2), and each drainage tube (2) is provided with one vacuum pump (3);
and, two adjacent water collecting box (1) are through collecting pipe (5) intercommunication, collecting pipe (5) are equipped with a plurality of infiltration holes (5 a).
5. The formation precipitation construction device of claim 4, wherein: the side of the water collecting box (1) and the outside of the collecting pipe (5) are wrapped by screen meshes.
6. The formation precipitation construction device of claim 5, wherein: the screen mesh, the screen mesh (1a) of the water collecting box (1) and the water seepage holes (5a) of the collecting pipe (5) are all 100 meshes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023251478.1U CN215367346U (en) | 2020-12-29 | 2020-12-29 | Stratum precipitation construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023251478.1U CN215367346U (en) | 2020-12-29 | 2020-12-29 | Stratum precipitation construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215367346U true CN215367346U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023251478.1U Active CN215367346U (en) | 2020-12-29 | 2020-12-29 | Stratum precipitation construction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215367346U (en) |
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2020
- 2020-12-29 CN CN202023251478.1U patent/CN215367346U/en active Active
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