CN206941622U - A kind of drainage of foundation pit undercut of negative pressure back suction - Google Patents
A kind of drainage of foundation pit undercut of negative pressure back suction Download PDFInfo
- Publication number
- CN206941622U CN206941622U CN201720560825.8U CN201720560825U CN206941622U CN 206941622 U CN206941622 U CN 206941622U CN 201720560825 U CN201720560825 U CN 201720560825U CN 206941622 U CN206941622 U CN 206941622U
- Authority
- CN
- China
- Prior art keywords
- module
- catchmenting
- steel
- drainpipe
- drainage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of drainage of foundation pit undercut of negative pressure back suction, including drainpipe, steel framework set, module of catchmenting and negative tube, described steel framework pipe includes sharp pin, steel outside plate and steel grid, described steel outside plate formation bottom opening encloses space, steel grid is set at bottom opening, described enclosing sets module of catchmenting in space, the centre for module of catchmenting is through hole, it is drainpipe in the through hole, described sharp pin is arranged on steel grid and encloses space lower end, it is fixed in the permeable rubble of sharp pin insertion ground basal part, permeable rubble is equipped with the steel grid bottom, the both sides filling fine sand of steel framework set.It is of the present utility model it is a kind of be used for flabbiness ground strengthened composite pile, beneficial effect is that drainage effect is good, beneficial to job site promote.Simple in construction, the reasonable in design, low engineering cost and processing and fabricating and it is easy for construction, using effect is good, can effectively solve the problems, such as water drainage of deep foundation pit.
Description
Technical field
Drainage of foundation pit is the utility model is related to, specifically for a kind of drainage of foundation pit undercut of negative pressure back suction.
Background technology
Existing drainage sunk well carries out drainage sunk well, it is necessary to catchmented by gully, or using sand-free concrete tube, this
Not in time, drainage speed is slow for the method draining of sample, can not meet the requirement of deep basal pit, particularly in face of severe construction environment,
During through emergency drainage, drainage channel blocking is easily caused.
Utility model content
In view of this, the utility model proposes a kind of drainage of foundation pit undercut of negative pressure back suction, to solve the above problems.
A kind of drainage of foundation pit undercut of negative pressure back suction, including drainpipe, steel framework set, module of catchmenting and negative tube, its feature
It is：Described steel framework pipe includes sharp pin, steel outside plate and steel grid, and described steel outside plate formation bottom opening encloses sky
Between, steel grid is set at bottom opening, and described to enclose setting space in and catchment module, the centre of module of catchmenting is through hole, institute
It is drainpipe to state in through hole, and described steel grid forms closed interval with space is enclosed, suction is provided with described drainpipe
Water aperture, the module top that catchments leave the space for installing negative tube with described enclose at the top of space；Described sharp pin is set
In steel grid and space lower end is enclosed, it is fixed in the permeable rubble of sharp pin insertion ground basal part, spread in the steel grid bottom
Provided with permeable rubble, the both sides filling fine sand of steel framework set.
Described module of catchmenting is formed by regeneration high impact polystyrene module board, the regeneration high impact polystyrene mould
Block plate one side is the outer surface for module of catchmenting, and two, which regenerate polymeric material module boards, is oppositely arranged the mould that catchments to form boring
Block；Connect band, fixed regeneration high impact polystyrene module board are provided between the regeneration high impact polystyrene module board；Institute
State module middle and upper part center of catchmenting and be provided with the positioning hole for placing drainpipe；Module of catchmenting is disposed proximate to side by side in the horizontal,
In the vertical equidistantly or be disposed proximate to；The drain module of drainpipe connection longitudinal direction, drainpipe are located on the part in positioning hole
Provided with aperture.
Described module of catchmenting is to wrap up filter cloth in vitro by plastic core to form, and described plastics core body is that hot plastic type synthesizes
Resin extrudes the 3 D stereo network structure for the plastic strip to be formed.
It is of the present utility model it is a kind of be used for flabbiness ground strengthened composite pile, beneficial effect is：
Drainage effect is good, is promoted beneficial to job site.
Simple in construction, the reasonable in design, low engineering cost and processing and fabricating and it is easy for construction, using effect is good, can be effective
Solves the problems, such as water drainage of deep foundation pit.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is a kind of undercut diagrammatic cross-section of the present utility model；
Fig. 2 is the top view of steel grid of the present utility model.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
With reference to Fig. 1, preferred embodiment of the present utility model is described in further detail, a kind of base of negative pressure back suction
Cheat draining undercut, including drainpipe 1, steel framework set 2, module of catchmenting 3 and negative tube 4, it is characterised in that：Described steel framework pipe 10
Including sharp pin 11, steel outside plate 12 and steel grid 13, what described steel outside plate formed bottom opening encloses space, at bottom opening
Steel grid 13 is set, and described to enclose setting space in and catchment module 3, the centre of module of catchmenting 3 is through hole 5, in the through hole
For drainpipe 1, described steel grid 13 forms closed interval with space is enclosed, and it is small that water suction is provided with described drainpipe 1
Hole, the module top that catchments leave the space for installing negative tube with described enclose at the top of space；Described sharp pin 11 is arranged on
Steel grid is inserted in the permeable rubble of ground basal part and fixed, laid in the steel grid bottom with space lower end, sharp pin is enclosed
There are permeable rubble 6, the both sides filling fine sand 7 of steel framework set.
Described module of catchmenting is formed by regeneration high impact polystyrene module board, the regeneration high impact polystyrene mould
Block plate one side is the outer surface for module of catchmenting, and two, which regenerate polymeric material module boards, is oppositely arranged the mould that catchments to form boring
Block；Connect band, fixed regeneration high impact polystyrene module board are provided between the regeneration high impact polystyrene module board；Institute
State module middle and upper part center of catchmenting and be provided with the positioning hole for placing drainpipe；Module of catchmenting is disposed proximate to side by side in the horizontal,
In the vertical equidistantly or be disposed proximate to；The drain module of drainpipe connection longitudinal direction, drainpipe are located on the part in positioning hole
Provided with aperture.
Described module of catchmenting is to wrap up filter cloth in vitro by plastic core to form, and described plastics core body is that hot plastic type synthesizes
Resin extrudes the 3 D stereo network structure for the plastic strip to be formed.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (3)
1. a kind of drainage of foundation pit undercut of negative pressure back suction, including drainpipe, steel framework set, module of catchmenting and negative tube, its feature exist
In：Described steel framework pipe includes sharp pin, steel outside plate and steel grid, and described steel outside plate formation bottom opening encloses space,
Steel grid is set at bottom opening, and described enclosing sets module of catchmenting in space, the centre for module of catchmenting is through hole, described logical
It is drainpipe in hole, described steel grid forms closed interval with space is enclosed, and it is small that water suction is provided with described drainpipe
Hole, the module top that catchments leave the space for installing negative tube with described enclose at the top of space；Described sharp pin is arranged on steel
Grid is inserted in the permeable rubble of ground basal part and fixed, be equipped with the steel grid bottom with space lower end, sharp pin is enclosed
Permeable rubble, the both sides filling fine sand of steel framework set；Described drainpipe connection draining pump, negative tube connection air compressor machine.
A kind of 2. drainage of foundation pit undercut of negative pressure back suction according to claim 1, it is characterised in that：Described module of catchmenting
Formed by regeneration high impact polystyrene module board, the regeneration high impact polystyrene module board one side is the outer of module of catchmenting
Surface, two regeneration polymeric material module boards are oppositely arranged the module of catchmenting to form boring；The regeneration high-impact polyphenyl second
Connect band, fixed regeneration high impact polystyrene module board are provided between alkene module board；The module middle and upper part centre bit that catchments
Install the positioning hole for placing drainpipe；Module of catchmenting is disposed proximate to side by side in the horizontal, in the vertical equidistantly or close to setting
Put；The drain module of drainpipe connection longitudinal direction, the part that drainpipe is located in positioning hole is provided with aperture.
A kind of 3. drainage of foundation pit undercut of negative pressure back suction according to claim 2, it is characterised in that：Described module of catchmenting
Formed to wrap up filter cloth in vitro by plastic core, described plastics core body is that hot plastic type synthetic resin extrudes the plastic strip to be formed
3 D stereo network structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720560825.8U CN206941622U (en) | 2017-05-19 | 2017-05-19 | A kind of drainage of foundation pit undercut of negative pressure back suction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720560825.8U CN206941622U (en) | 2017-05-19 | 2017-05-19 | A kind of drainage of foundation pit undercut of negative pressure back suction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206941622U true CN206941622U (en) | 2018-01-30 |
Family
ID=61361780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720560825.8U Expired - Fee Related CN206941622U (en) | 2017-05-19 | 2017-05-19 | A kind of drainage of foundation pit undercut of negative pressure back suction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206941622U (en) |
-
2017
- 2017-05-19 CN CN201720560825.8U patent/CN206941622U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 Termination date: 20190519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |