CN206635778U - A kind of supporting construction for foundation pit construction - Google Patents
A kind of supporting construction for foundation pit construction Download PDFInfo
- Publication number
- CN206635778U CN206635778U CN201720362986.6U CN201720362986U CN206635778U CN 206635778 U CN206635778 U CN 206635778U CN 201720362986 U CN201720362986 U CN 201720362986U CN 206635778 U CN206635778 U CN 206635778U
- Authority
- CN
- China
- Prior art keywords
- construction
- supporting
- supporting part
- work
- phase
- 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
Links
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a kind of supporting construction for foundation pit construction, the supporting construction includes first phase construction area and second phase construction area, it is communication passage between the first phase construction area and second phase construction area, the first supporting part is provided with the communication passage, first supporting part is provided with the second supporting part close to the side of first phase construction area, second supporting part is provided with load transfering strip close to the side of first phase construction area, the basement bottom of the first phase construction area is provided with bottom plate, the bottom plate is arranged on soil layer, the power band is arranged on the bottom plate, the bottom plate is located at the second supporting part centre position, the first installation support is provided with the top of first supporting part, the second installation support is provided with the top of second supporting part.The utility model can solve that before the non-one-piece casting of underground structure bottom plate is completed restriction problem of the support so as to the next process that can not construct must not be removed.
Description
Technical field：
Technical field of building construction is the utility model is related to, more specifically to a kind of support knot for foundation pit construction
Structure.
Background technology：
The foundation ditch that more than two layers of underground, add the horizontal inner support conduct of twice armored concrete frequently with single cast-in-situ bored pile
Foundation pit supporting construction, before supporting removal, underground structure bottom plate could be as the stress carrier of load transfering strip after need to being integrally formed, and this is
Conventional extreme trace support support replacement actuating system structure.This structure has the following disadvantages：In many actual engineerings, for two
For the underground engineering of individual adjacent built by separate periods, preliminary project construction terminates, and is connected when end item is built by two project undergrounds
Road, the realization of connected region function and the influence of construction flowing water, field working conditions condition are connected, interface channel, connected region are constructed after needing,
The underground structure bottom plate of construction in later period can not be integrally formed, and now extreme trace support can not remove, need passage to be connected, connected region bottom
Plate construction completion forms after entirety and could remove extreme trace and support and next procedure of constructing.Obviously, the knot of original support replacement power transmission carrier
Structure can not realize the purpose constructed behind interface channel, connected region.
Utility model content：
The purpose of this utility model, which is that, provides a kind of supporting construction for foundation pit construction, and it can solve to tie in underground
The non-one-piece casting of structure bottom plate must not remove restriction problem of the support so as to the next process that can not construct before completing.
To achieve the above object, a kind of supporting construction for foundation pit construction of the present utility model, the supporting construction bag
First phase construction area and second phase construction area are included, is UNICOM between the first phase construction area and second phase construction area
Passage, the first supporting part is provided with the communication passage, first supporting part is set close to the side of first phase construction area
The second supporting part is equipped with, second supporting part is provided with load transfering strip, the first phase close to the side of first phase construction area
The basement bottom of construction area is provided with bottom plate, and the bottom plate is arranged on soil layer, and the power band is arranged on the bottom plate,
The bottom plate is located at the second supporting part centre position, and the first installation support, institute are provided with the top of first supporting part
State and the second installation support be provided with the top of the second supporting part, pattern foundation pit supporting structure supporting construction is provided with first supporting part,
There is the first workbench and the second workbench in the pattern foundation pit supporting structure supporting construction, be provided with first workbench
First work breach, the second work breach, the first work breach and the second work are provided with second workbench
The 3rd work breach and the 4th work breach are provided between breach, the 3rd work breach and the 4th work breach are water chestnut
Shape, by supporting aisle to separate between the 3rd work breach and the 4th work breach.
Preferably, the top of second supporting part is higher than first supporting part, and the lower end of second supporting part is low
In first supporting part.
Preferably, the top of the load transfering strip is higher than second supporting part.
Preferably, the top of the load transfering strip has an inclined-plane.
Preferably, first supporting part is cement soil structure.
Preferably, second supporting part is perfusion support stake.
Preferably, the first phase construction area and second phase construction area are respectively provided with two layers of B1 and underground.
Preferably, it is on first workbench and oblique positioned at being provided with close to the position of the first phase construction area
Breach.
Preferably, the 3rd work breach and the 4th work breach are located at underground structure in the second phase construction area
Top.
Preferably, the first work breach and the second work breach are eight-sided formation.
The beneficial effects of the utility model are：The utility model this foundation ditch support replacement power transmission carrier structure is used and constructed
Carrier of the stiction as support replacement power transmission between bottom plate and soil, can be by piecemeal when stiction, which reaches defined, to be required
Stress carrier of the underground structure bottom plate as support replacement load transfering strip.Because this kind of structure need to be integrally formed by underground structure bottom plate
Limitation, the purpose of support and next process of constructing can be removed in advance by realizing subregion, met two and adjacent built by stages
Two project underground interface channels, the requirement constructed behind connected region when if underground engineering end item is built, while also reached point
Area's cross construction, subregion pour the requirement of underground structure.
Brief description of the drawings：
The utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the planar structure schematic diagram of the utility model embodiment
Embodiment：
As described below is only the preferred embodiment for embodying the utility model principle, is not therefore limited of the present utility model
Protection domain.
It is a kind of embodiment of supporting construction for foundation pit construction of the utility model as shown in Figure 1, 2, the support knot
Structure includes first phase construction area 1 and second phase construction area 3, the first phase construction area 1 and second phase construction area 3 it
Between be communication passage 2, the first supporting part 10 is provided with the communication passage 2, first supporting part 10 is applied close to the first phase
The side in work area domain 1 is provided with the second supporting part 9, and second supporting part 9 is provided with close to the side of first phase construction area 1
Load transfering strip 5, the basement bottom of the first phase construction area 1 are provided with bottom plate 8, and the bottom plate 8 is arranged on soil layer, described
Power band 5 is arranged on the bottom plate 8, and the bottom plate 8 is located at the centre position of the second supporting part 9, first supporting part 10
Top be provided with the first installation support 4, the top of second supporting part 9 is provided with the second installation support 11, described first
Pattern foundation pit supporting structure supporting construction 100 is provided with supporting part 10, there is the first workbench in the pattern foundation pit supporting structure supporting construction 100
102 and second workbench 111, the first work breach 109, second workbench are provided with first workbench
The second work breach 101 is provided with 111, the 3rd is provided between the first work breach 109 and second work breach 101
Work the work breach 105 of breach 107 and the 4th, and the 3rd work breach 107 and the 4th work breach 105 is rhombus, described
By supporting aisle 106 to separate between the 3rd work work breach 105 of breach 107 and the 4th.
In the present embodiment, the top of the second supporting part 9 is higher than first supporting part 10, under second supporting part 9
End is less than first supporting part 10.
In the present embodiment, the top of load transfering strip 5 is higher than second supporting part 9.
In the present embodiment, the top of load transfering strip 5 has an inclined-plane.
In the present embodiment, the first supporting part 10 is concrete structure.
In the present embodiment, the second supporting part 9 is perfusion support stake.
In the present embodiment, first phase construction area 1 and second phase construction area 3 are respectively provided with two layers of B1 6 and underground
7。
In the present embodiment, it is left support aisle 108 that the 3rd work breach 107 and first, which works between breach 109, the 4th work
Make breach 105 and second work breach 101 between be right support aisle 103.
Oblique breach is provided with first workbench 102 and positioned at the position close to the first phase construction area 1
110。
3rd work breach 107 and the 4th breach 105 that works is located at the upper of underground structure in the second phase construction area 3
Side.
The first work work breach 101 of breach 109 and second is eight-sided formation.
Not only structure is more stable for pattern foundation pit supporting structure supporting construction 100 in the present embodiment, but also can improve work effect
Rate.
Operation principle：Foundation ditch is dug to the bottom of hole, the area of base being distributed to the bottom plate that construction is formed in advance according to it and bottom
Plate from its quiet frictional force with the soil body of re-computation, by its with bottom plate after extreme trace supporting removal caused by the flat power F of underground water carry out
Relatively and after meeting corresponding safety coefficient, partitioned underplate now can be used as the stress carrier of support replacement load transfering strip.With figure below
Base pit engineering example explanation：Existing bottom plate rubs per the linear meter(lin.m.) soil body along East and West direction to stiction f=μ × N of bottom plate, μ for ground
Coefficient is wiped, it is bottom plate weight to take 0.4, N, and bottom plate average thickness takes 1m, and north-south length takes 40m, and armored concrete severe takes
25kN/m3, N=1 × 40 × 25=1000kN/m, f=0.4 × 1000=400kN/m.According to foundation ditch result of calculation, fender post
After extreme trace supporting removal at bottom plate caused by the flat power F of underground water be 239kN/m, it is seen then that bottom plate factor of safety against sliding is K=
1.7, meet support replacement condition.So when partitioned underplate can be as extreme trace supporting removal support replacement load transfering strip stress carrier.
Specific embodiment described herein is only to the present embodiment spirit explanation for example.Belonging to the utility model
Those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitutes, but without departing from spirit of the present utility model or surmounts scope defined in appended claims.
Claims (10)
1. a kind of supporting construction for foundation pit construction, the supporting construction includes first phase construction area (1) and the second phase applies
Work area domain (3), it is characterised in that be communication passage between the first phase construction area (1) and second phase construction area (3)
(2) the first supporting part (10), is provided with the communication passage (2), first supporting part (10) is close to first phase construction area
The side in domain (1) is provided with the second supporting part (9), and second supporting part (9) sets close to the side of first phase construction area (1)
Load transfering strip (5) is equipped with, the basement bottom of the first phase construction area (1) is provided with bottom plate (8), and the bottom plate (8) is set
On soil layer, the load transfering strip (5) is arranged on the bottom plate (8), and the bottom plate (8) is located in second supporting part (9)
Between position, the first installation support (4), the top of second supporting part (9) are provided with the top of first supporting part (10)
The second installation support (11) is provided with, pattern foundation pit supporting structure supporting construction (100), the base are provided with first supporting part (10)
There is the first workbench (102) and the second workbench (111), first work is put down in hole supporting supporting construction (100)
The first work breach (109) is provided with platform, the second work breach (101), institute are provided with second workbench (111)
State and the 3rd work breach (107) is provided between the first work breach (109) and the second work breach (101) and the 4th work is scarce
Mouth (105), the 3rd work breach (107) and the 4th work breach (105) are rhombus, the 3rd work breach (107)
And the 4th between work breach (105) by supporting aisle (106) to separate.
A kind of 2. supporting construction for foundation pit construction according to claim 1, it is characterised in that second supporting part
(9) top is higher than first supporting part (10), and the lower end of second supporting part (9) is less than first supporting part
(10)。
A kind of 3. supporting construction for foundation pit construction according to claim 2, it is characterised in that the load transfering strip (5)
Top be higher than second supporting part (9).
A kind of 4. supporting construction for foundation pit construction according to claim 3, it is characterised in that the load transfering strip (5)
Top there is an inclined-plane.
A kind of 5. supporting construction for foundation pit construction according to claim 4, it is characterised in that first supporting part
(10) it is cement soil structure.
A kind of 6. supporting construction for foundation pit construction according to claim 5, it is characterised in that second supporting part
(9) it is perfusion support stake.
A kind of 7. supporting construction for foundation pit construction according to claim 6, it is characterised in that the first phase construction
Region (1) and second phase construction area (3) are respectively provided with B1 (6) and underground two layers (7).
8. a kind of supporting construction for foundation pit construction according to claim 7, it is characterised in that first work is flat
Oblique breach (110) is provided with platform (102) and positioned at the position close to the first phase construction area (1).
9. a kind of supporting construction for foundation pit construction according to claim 8, it is characterised in that the 3rd work lacks
Mouth (107) and the 4th work breach (105) are located at the top of underground structure in the second phase construction area (3).
A kind of 10. supporting construction for foundation pit construction according to claim 9, it is characterised in that first work
Breach (109) and the second work breach (101) are eight-sided formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720362986.6U CN206635778U (en) | 2017-04-07 | 2017-04-07 | A kind of supporting construction for foundation pit construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720362986.6U CN206635778U (en) | 2017-04-07 | 2017-04-07 | A kind of supporting construction for foundation pit construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206635778U true CN206635778U (en) | 2017-11-14 |
Family
ID=60247956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720362986.6U Expired - Fee Related CN206635778U (en) | 2017-04-07 | 2017-04-07 | A kind of supporting construction for foundation pit construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206635778U (en) |
-
2017
- 2017-04-07 CN CN201720362986.6U patent/CN206635778U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104088219B (en) | A kind of Construction of Hydropower Engineering interim bridge spanning the river structure and construction method | |
| CN103924602A (en) | Deep soft soil foundation pit construction method | |
| CN204715366U (en) | A kind of large-area deep foundation pit subregion is along the support system under inverse operating mode | |
| CN201991009U (en) | Deep foundation pit shoring system using poured slope-supporting piles and anchor ropes | |
| CN104790435A (en) | Post-subsidence pouring belt advancing waterstop impermeable concrete structure and construction technology thereof | |
| CN204676488U (en) | A kind of novel barricade anti-filter discharge structure | |
| CN203904857U (en) | Precast-concrete three-arch culvert pipe | |
| CN206635778U (en) | A kind of supporting construction for foundation pit construction | |
| CN208996076U (en) | A kind of reserved scuttle hatch digging is inverse to make structure | |
| CN206635777U (en) | One kind is used for foundation ditch extreme trace support support replacement power transmission carrier structure | |
| CN204059401U (en) | Novel combined traffic tunnel | |
| CN107503354A (en) | A kind of tower crane goes along with sb. to guard him bracing reinforcement and excavation method | |
| CN202323899U (en) | Arrangement structure for underground gate chambers of diversion tunnels | |
| CN201169781Y (en) | Cap digging pit structure | |
| CN109797717A (en) | The construction method for having subway tunnel is worn on a kind of river | |
| CN105672354B (en) | Cast-in-place ground-connecting-wall and cast-in-place metro station construction integral method | |
| CN203808025U (en) | Intercepting ditch structure for steeper terrain | |
| CN204510861U (en) | Whole building mobile route ground anti-settling structure | |
| CN203603162U (en) | Construction elevator load basic system based on foundation pit edge | |
| CN204590071U (en) | Force transferring structure between basement structure and mid-board | |
| CN210798971U (en) | Construction structure for realizing maximization of single shield tunneling length in core urban area | |
| CN104047273A (en) | Energy dissipation anti-flushing wall for hydropower station and construction method thereof | |
| CN203741782U (en) | Multi-section face plate structure of high concrete faced rockfill dam | |
| CN208733589U (en) | A kind of bank tower intake being built in steep side slope | |
| CN103953066B (en) | Novel combined type traffic tunnel |
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: 20171114 Termination date: 20200407 |