CN209179016U - Safeguard structure between a kind of foundation pit pile being easily installed - Google Patents
Safeguard structure between a kind of foundation pit pile being easily installed Download PDFInfo
- Publication number
- CN209179016U CN209179016U CN201821901076.1U CN201821901076U CN209179016U CN 209179016 U CN209179016 U CN 209179016U CN 201821901076 U CN201821901076 U CN 201821901076U CN 209179016 U CN209179016 U CN 209179016U
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- China
- Prior art keywords
- foundation pit
- support pile
- pile
- bolt
- protective net
- 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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- 230000001681 protective effect Effects 0.000 claims abstract description 54
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 47
- 238000007789 sealing Methods 0.000 claims description 12
- 239000004746 geotextile Substances 0.000 claims description 5
- 238000004078 waterproofing Methods 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000004567 concrete Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000011378 shotcrete Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Foundations (AREA)
Abstract
The utility model relates to safeguard structures between a kind of foundation pit pile being easily installed, including support pile, protective net, expansion bolt, reinforcing bar, backing plate and fastening nut, and support pile is by concreting at foundation pit side-wall；Protective net is fixed on support pile outer wall by expansion bolt；Expansion bolt one end is embedded in fixed inside support pile, other end stretching support pile and protective net；Two reinforcing bars placed vertically are arranged in every support pile, and reinforcing bar is clamped at left and right sides of expansion bolt, abuts with the outer surface of protective net；Backing plate is set on expansion bolt, is located on the outside of reinforcing bar, is abutted with reinforcing bar lateral surface；Screwing fastening nut can be pushed against reinforcing bar on support pile.In the outside of support pile by expansion bolt fixed protection net, foundation pit side-wall is protected, while can be removed protective net after use finishes, there is the advantages of simple process, short construction period and recoverable.
Description
Technical field
The utility model relates to the technical fields of foundation pit protection, protect more particularly, between a kind of foundation pit pile being easily installed
Structure.
Background technique
Foundation pit is the heatable adobe sleeping platform excavated in basic engineering position by substrate absolute altitude and basic plane size, should basis before excavation
Geological hydrology data determines excavation plan in conjunction with live nearby buildings situation, and performs water-proof drainage work, excavates not deep
The available method for putting side slope of person, makes Stability of Earth Slopes, and gradient size is provided to determine by related construction.It excavates relatively deep and neighbouring builds
The person that builds object can use foundation pit walls method for protecting support, gunite concrete wall protecting method.
In the prior art, during digging foundation pit, it can drill in siting pour fender pile first, be dug along fender pile
Foundation pit, the method that inter-pile soil protection uses gunite concrete, is laid with steel mesh between fender pile first, and then injection is mixed on the outside
Solidifying soil retaining wall.
This construction method protects foundation pit side-wall by steel mesh, meanwhile, it is risen by the concrete guard wall of injection
To waterproof effect, although protection effect can be played, this construction method needs the assembling reinforcement net on foundation pit side-wall,
Then retaining wall is formed by gunite concrete, just can be carried out after needing concrete guard wall to reach intensity and constructs in next step, construction week
Phase is long, and reinforced concrete core-tube not recoverable.
Utility model content
The purpose of the utility model is to provide between a kind of short construction period and the foundation pit pile of recoverable being easily installed
Safeguard structure.
Above-mentioned purpose of utility model has the technical scheme that
The utility model relates to safeguard structures between a kind of foundation pit pile being easily installed, including support pile, protective net, expanding screw
Bolt, reinforcing bar, backing plate and fastening nut, support pile is by concreting at foundation pit side-wall；Protective net is solid by expansion bolt
It is scheduled on support pile outer wall；Expansion bolt one end is embedded in fixed inside support pile, other end stretching support pile and protective net；Every
Two reinforcing bars placed vertically are arranged in support pile, and reinforcing bar is clamped at left and right sides of expansion bolt, abuts with the outer surface of protective net；
Backing plate is set on expansion bolt, is located on the outside of reinforcing bar, is abutted with reinforcing bar lateral surface；Reinforcing bar can be pushed against by screwing fastening nut
On support pile.
By using above-mentioned technical proposal, expansion bolt is fixed on support pile first, then directly wears protective net
It crosses expansion bolt to abut with support pile outer wall, protective net is pushed against on support pile by two reinforcing bars, is fixed by nut, have
There is simple process, does not need conserve and can construct in next step, the period is short.Nut dismounting can be removed protective net simultaneously
It recycles.Avoid the problem of concrete guard wall curing cycle when spray mixes, length was with not recoverable.
The utility model is further arranged to: the expansion bolt be uniformly arranged along support pile short transverse interval it is multiple,
All expansion bolts are located on same vertical line.
By using above-mentioned technical proposal, multiple expansion bolts are arranged in support pile short transverse can be by protective net jail
Solid be fixed on support pile, when preventing protective net by external force, protective net falls off from support pile；Expansion bolt is located at same
Reinforcing bar is clamped in the left and right sides of expansion bolt convenient for after on vertical line.
The utility model is further arranged to: the position that the backing plate is contacted with reinforcing bar is recessed holding tank, reinforcing bar energy
Enough it is embedded in holding tank.
By using above-mentioned technical proposal, reinforcing bar is entrenched in holding tank, can increase the contact area of backing plate and reinforcing bar,
When backing plate is under pressure, preferably reinforcing bar can be pushed against on support pile outer surface.
The utility model is further arranged to: consolidating dowel between two reinforcing bars.
By using above-mentioned technical proposal, two reinforcing bars are consolidated, enhance the monolithic stability of two reinforcing bars up and down
Property.
The utility model is further arranged to: the protective net includes the geotechnological lattice for being successively set on support pile outer surface
Grid, geotextiles and waterproofing membrane.
By using above-mentioned technical proposal, the effect of protection is played to foundation pit side-wall by the TGXG of setting, is passed through
The geotextiles and waterproofing membrane of outside setting carry out water-proofing treatment to foundation pit side-wall, and when rainy, extraneous rainwater is not easy pair
Foundation pit side-wall is washed away, thus, so that foundation pit side-wall is not easy to become soft, it is more firm when in use.
The utility model is further arranged to: being also provided with sealing net, sealing net one end and foundation pit in the upper end of protective net
Side wall consolidation, the other end are fixed by locking device and protective net.
By using above-mentioned technical proposal, since protective net is installed in the outside of support pile, so protective net and foundation pit side
There are certain intervals between wall, and when raining in order to prevent, for rainwater from the gap into foundation pit side-wall, setting sealing net seals gap
It closes, prevents the inflow of rainwater.
The utility model is further arranged to: the locking device includes lower clamping plate, upper clamping plate and bolt, under described
Clamping plate presents spill, and upper clamping plate is in lower convex；The lower clamping plate and upper clamping plate are adapted, and the two can be adjacent to one
It rises；The upper clamping plate and lower clamping board ends offer corresponding bolt hole respectively, are provided in bolt hole and bolt phase
The screw thread of adaptation, upper clamping plate and lower clamping plate can be tightly secured together by tightening bolt.
Protective net can be inserted directly by using above-mentioned technical proposal by the way that upper clamping plate and lower clamping plate is arranged
In gap between upper clamping plate and lower clamping plate, protective net is fixed between clamping plate by bolt, it is easy to operate.
The utility model is further arranged to: the bolt is butterfly bolt.
By using above-mentioned technical proposal, butterfly bolt is direct convenient for staff since two with end pick up the ears
It manually tightens or unscrews.
In conclusion the advantageous effects of the utility model are as follows:
1. being protected foundation pit side-wall, while using in the outside of support pile by expansion bolt fixed protection net
Protective net can be removed after finishing, there is the advantages of simple process, short construction period and recoverable.
2. it is by setting sealing net and locking device, the gap between protective net and foundation pit side-wall is closed, prevent rainwater
It flows into foundation pit side-wall, ensure that the overall stability of foundation pit side-wall.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the protrusion expansion bolt of the utility model；
Fig. 3 is the protective net perspective view of the explosion of the utility model；
Fig. 4 is the structural schematic diagram of the protrusion sealing net of the utility model；
Fig. 5 is the enlarged diagram of A in Fig. 4.
In figure, 1, support pile；2, protective net；21, TGXG；22, geotextiles；23, waterproofing membrane；3, expansion bolt；
31, fixing bolt；32, tube expansion；33, washer；34, nut；4, reinforcing bar；41, dowel；5, backing plate；51, holding tank；6, it fastens
Nut；7, sealing net；71, locking device；711, lower clamping plate；712, upper clamping plate；713, butterfly bolt.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig.1, the safeguard structure between a kind of foundation pit pile being easily installed disclosed by the utility model, including support pile 1,
Protective net 2, expansion bolt 3, reinforcing bar 4, backing plate 5 and fastening nut 6.Support pile 1 be it is cylindric, using concreting in foundation pit
Side-walls guarantee the stability of foundation pit slope wall；Protective net 2 is fixed on the outside of support pile 1 by expansion bolt 3, protective net 2 with
1 outer wall of support pile abuts, so that the soil of foundation pit side-wall is not easy to fall off, foundation pit side-wall protection is relatively stable, lower section construction
Staff is safer；Expansion bolt 3 be uniformly arranged along 1 short transverse interval of support pile it is multiple, and all expansion bolts 3
In on same vertical line, 3 one end of expansion bolt is fixed in support pile 1, and the other end stretches out outside support pile 1 and protective net 2；Often
Two reinforcing bars 4 are set on the outside of root support pile 1, and two reinforcing bars 4 are vertically arranged in 2 outside of protective net, are clamped in expansion bolt 3 or so
Protective net 2 is fixed on support pile 1 by two sides by backing plate 5 and fastening nut 6, dowel 41 be installed in two reinforcing bars 4 it
Between, two reinforcing bars 4 are fixed together, are clamped on expansion bolt 3；Backing plate 5 is set on expansion bolt 3 and two reinforcing bars 4
It abuts, the position that backing plate 5 is contacted with reinforcing bar 4 is recessed holding tank 51, and reinforcing bar 4 can be embedded in holding tank 51, increases reinforcing bar 4
It is fixed on support pile 1 by the effect of backing plate 5 by what reinforcing bar 4 and protective net 2 consolidated with the contact area between backing plate 5.
It is screwed by fastening nut 6 and reinforcing bar 4 and protective net 2 is fixed on support pile 1.
Before excavation pit, the position of support pile 1 is marked according to positioning device, and support pile is formed by concreting
1.Excavation pit uniformly makes a call to 3 hole of row's expansion bolt using electric hammer along 1 short transverse of support pile, expansion bolt 3 is fixed on branch
In fender pile 1.Protective net 2 is passed through 3 end of expansion bolt to be laid on the outer wall of support pile 1, each support pile 1 is perpendicular using two
The reinforcing bar 4 directly placed is clamped in 3 left and right sides of expansion bolt, and protective net 2 is adjacent on support pile 1.Backing plate 5 is set in swollen
Outside swollen bolt 3, fastening nut 6 is tightened on expansion bolt 3, reinforcing bar 4 and protective net 2 are fixed on support pile 1.It is using
After the completion, fastening nut 6 can be unclamped, reinforcing bar 4 and protective net 2 are removed, is reused.
Referring to Fig. 2, expansion bolt 3 includes fixing bolt 31, tube expansion 32, washer 33, nut 34.It is arranged on fixing bolt 31
Tube expansion 32, washer 33, nut 34 are sequentially consisted of, wherein fixing bolt 31 is cased with one end insertion support pile of tube expansion 32
Inside 1, the other end, which stretches out support pile 1 and protective net 2, the nut 34 being tightened on bolt 31, can be such that tube expansion 32 blows, will
Expansion bolt 3 is fixed in support pile 1.
Referring to Fig. 3, protective net 2 includes the TGXG 21, geotextiles 22 and waterproof for being successively set on 1 outer surface of support pile
Film 23, wherein TGXG 21 can be made of plastic material, more light in construction, meanwhile, facilitate and is cut；
The effect of protection is played to foundation pit side-wall by the TGXG 21 of setting, while protective net 2 can be disassembled to repetition benefit
With.
Referring to Fig. 4 and Fig. 5, in order to prevent in rainfall, rainwater enters inside foundation pit side-wall, is also provided with sealing net 7, close
Block 7 is identical as the material of protective net 2, and sealing net 7 is arranged in the upper end of foundation pit side-wall, inside one end and embedment foundation pit side-wall,
The other end and locking device 71 consolidate, and locking device 71 is connected and fixed away from one end of sealing net 7 with protective net 2.Locking device
71 include upper fastening board, lower clamping plate 711 and butterfly bolt 713, and lower clamping plate 711 presents spill.Upper fastening board is in lower convex
Structure, lower clamping plate 711 and upper fastening board are adapted, and the two can closely fit together, upper clamping plate 712 and lower clamping
711 both ends of plate offer corresponding bolt hole respectively, and the screw thread being adapted with butterfly bolt 713 is provided in bolt hole, twist
Upper clamping plate 712 and lower clamping plate 711 can be tightly secured together by tight butterfly bolt 713.In use, first by butterfly spiral shell
Bolt 713 is unscrewed, and upper clamping plate 712 and lower clamping plate 711 are separated a slit being inserted into for protective net 2, when protective net 2 is inserted into
Afterwards, butterfly bolt 713 is tightened, upper clamping plate 712 and lower clamping plate 711 are stepped up into fixed protection net 2；By sealing net 7 far from lock
It is fixed in one end embedment foundation pit side-wall of tight device 71.
The implementation principle of the present embodiment are as follows: expansion bolt 3 is fixed on support pile 1 first, then directly by protective net 2
It is abutted across expansion bolt 3 with 1 outer wall of support pile, protective net 2 is pushed against on support pile 1 by two reinforcing bars 4, passes through fastening
Nut 6 is fixed, has simple process, does not need conserve and can construct in next step, the period is short.Fastening nut 6 is torn open simultaneously
Except protective net 2 being removed recycling.It avoids and grows and not recoverable concrete guard wall curing cycle when spray mixes
Problem.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. safeguard structure between a kind of foundation pit pile being easily installed, it is characterised in that: including support pile (1), protective net (2), expansion
Bolt (3), reinforcing bar (4), backing plate (5) and fastening nut (6), support pile (1) is by concreting at foundation pit side-wall；Protection
Net (2) is fixed on support pile (1) outer wall by expansion bolt (3)；Expansion bolt (3) one end is embedded in solid inside support pile (1)
Fixed, the other end stretches out support pile (1) and protective net (2)；Two reinforcing bars (4) placed vertically, reinforcing bar is arranged in every support pile (1)
(4) it is clamped at left and right sides of expansion bolt (3), is abutted with the outer surface of protective net (2)；Backing plate (5) is set in expansion bolt (3)
On, it is located on the outside of reinforcing bar (4), is abutted with reinforcing bar (4) lateral surface；Supporting can be pushed against for reinforcing bar (4) by screwing fastening nut (6)
In stake (1).
2. safeguard structure between a kind of foundation pit pile being easily installed according to claim 1, it is characterised in that: the expanding screw
Bolt (3) is uniformly arranged multiple along support pile (1) short transverse interval, and all expansion bolts (3) are located on same vertical line.
3. safeguard structure between a kind of foundation pit pile being easily installed according to claim 1, it is characterised in that: the backing plate
(5) position contacted with reinforcing bar (4) is recessed holding tank (51), and reinforcing bar (4) can be embedded in holding tank (51).
4. safeguard structure between a kind of foundation pit pile being easily installed according to claim 1, it is characterised in that: two reinforcing bars
(4) dowel (41) are consolidated between.
5. safeguard structure between a kind of foundation pit pile being easily installed according to claim 1, it is characterised in that: the protective net
It (2) include the TGXG (21), geotextiles (22) and waterproofing membrane (23) for being successively set on support pile (1) outer surface.
6. safeguard structure between a kind of foundation pit pile being easily installed according to claim 1, it is characterised in that: in protective net
(2) upper end is also provided with sealing net (7), and sealing net (7) one end and foundation pit side-wall consolidate, and the other end passes through locking device (71)
It is fixed with protective net (2).
7. safeguard structure between a kind of foundation pit pile being easily installed according to claim 6, it is characterised in that: the locking dress
Setting (71) includes lower clamping plate (711), upper clamping plate (712) and bolt, and the lower clamping plate (711) presents spill, upper clamping
Plate (712) is in lower convex；The lower clamping plate (711) and upper clamping plate (712) are adapted, and the two can be adjacent to together；Institute
It states clamping plate (712) and lower clamping plate (711) both ends offers corresponding bolt hole respectively, be provided in bolt hole and spiral shell
The adaptable screw thread of bolt, upper clamping plate (712) and lower clamping plate (711) can be tightly secured together by tightening bolt.
8. safeguard structure between a kind of foundation pit pile being easily installed according to claim 7, it is characterised in that: the bolt is
Butterfly bolt (713).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821901076.1U CN209179016U (en) | 2018-11-19 | 2018-11-19 | Safeguard structure between a kind of foundation pit pile being easily installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821901076.1U CN209179016U (en) | 2018-11-19 | 2018-11-19 | Safeguard structure between a kind of foundation pit pile being easily installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209179016U true CN209179016U (en) | 2019-07-30 |
Family
ID=67373145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821901076.1U Expired - Fee Related CN209179016U (en) | 2018-11-19 | 2018-11-19 | Safeguard structure between a kind of foundation pit pile being easily installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209179016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737824A (en) * | 2021-09-02 | 2021-12-03 | 王冲 | Honeycomb soil nail soil body reinforcing accessory for improving slope stability |
-
2018
- 2018-11-19 CN CN201821901076.1U patent/CN209179016U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737824A (en) * | 2021-09-02 | 2021-12-03 | 王冲 | Honeycomb soil nail soil body reinforcing accessory for improving slope stability |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 |