CN207436068U - A kind of new prefabricated two walls unification foundation pit system - Google Patents
A kind of new prefabricated two walls unification foundation pit system Download PDFInfo
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- CN207436068U CN207436068U CN201721372368.6U CN201721372368U CN207436068U CN 207436068 U CN207436068 U CN 207436068U CN 201721372368 U CN201721372368 U CN 201721372368U CN 207436068 U CN207436068 U CN 207436068U
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- column
- side plate
- foundation pit
- prefabricated
- bar planting
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Abstract
The utility model discloses a kind of new prefabricated two walls unification foundation pit systems, including bottom girder and the second column, the first post holes is offered on the bottom girder, the first column is plugged in first post holes, the bottom girder is equipped with bottom plate, first column is equipped with side plate, the top of the side plate is provided with top plate, bar planting hole is offered on the side plate, bar planting is provided in the bar planting hole, groove and boss are additionally provided on the side plate, the slot bottom of the groove offers injected hole, waterproof layer is provided between the side plate and the soil layer, the upper end of the waterproof layer is extended on top plate, the lower end of the waterproof layer is extended on bottom girder.The utility model carries out the maintenance and support of foundation pit using prefabricated concrete structure, construction intensity is low, efficient, while base pit stability is ensured, the destruction to soil layer around is greatly reduced, realizes and integrates earth-retaining, sealing, the anti-maintenance system for blending basement structure outer wall.
Description
Technical field
The utility model is related to a kind of new prefabricated two walls unification foundation pit systems.
Background technology
The unification of two walls integrates earth-retaining, sealing, the anti-building enclosure pattern for blending basement structure outer wall as a kind of
It with very significant technology and economic effect, is at home and abroad applied in substantial amounts of deep foundation engineering, as engineering is real
The accumulation trampled, design method, construction technology and the anti-seep measure etc. of the unification of two walls have further development and
It is perfect.At present there are still less economical during pit maintenance soil is constructed, construction intensity is high, destroys big to soil layer around
Problem.
Utility model content
For above-mentioned technical deficiency, the purpose of this utility model is to provide a kind of new prefabricated two walls unification foundation pit
Retaining design carries out the maintenance and support of foundation pit using prefabricated concrete structure, and construction intensity is low, efficient, is ensureing foundation pit
While stability, the destruction to soil layer around is greatly reduced, collection earth-retaining, sealing is realized, prevents blending outside basement structure
Wall is in the maintenance system of one.
In order to solve the above technical problems, the utility model adopts the following technical solution：
The utility model provides a kind of new prefabricated two walls unification foundation pit system, including in two horizontal embedment soil layers
Bottom girder and several vertical uniformly embedment soil layers in second columns, offer several on the bottom girder and be vertically uniformly distributed
The first post holes, be plugged with the first column in first post holes, several horizontally disposed bottom plates be provided on the bottom girder,
The bottom plate is pushed against on the first column, several side plates are provided on first column, and the side plate passes through the second post holes
It is plugged on first column, the bottom of the side plate is pushed against on the bottom plate, and the top of the side plate is provided with several
A horizontally disposed top plate, the top plate are pushed against on first column, and offering several on the side plate is uniformly distributed
Bar planting hole, bar planting is provided in the bar planting hole, the bar planting extends to described through the side plate and second column
In soil layer, the groove and boss being vertically arranged are additionally provided on the side plate, the slot bottom of the groove offers injected hole, corresponding
The boss clamping be located in the groove；Waterproof layer, the waterproof layer are provided between the side plate and the soil layer
Upper end extend on top plate, the lower end of the waterproof layer is extended on bottom girder.
Preferably, the side plate is prefabricated armoured concrete slab, and the bar planting has close to the end set of the side plate
Anchorage, the anchorage are fixed on the side plate.
Preferably, the waterproof layer is flyash concrete.
Preferably, second column is cast-in-place reinforced column.
Preferably, the bottom girder is prefabricated reinforced beam, and first column is prefabricated reinforced column,
The cross section of first column and the bottom girder is rectangular.
The beneficial effects of the utility model are：The maintenance system uses prefabricated concrete structure, substantially increases and applies
The defects of work efficiency rate avoids cast in situs construction intensity height, and construction error is big, the maintenance system collection earth-retaining, sealing are prevented blending
Basement structure outer wall is greatly reduced construction cost while ensureing that foundation pit is stablized, while is mixed using flyash in one
Solidifying soil is waterproof layer, ensures that side plate is effectively connected with foundation pit side plate, it is therefore prevented that the infiltration of water and greatly reduces material cost；
The inserting mode of this outer panel, the first column and bottom girder reduces the labor intensity of construction while stability is ensured, and
A stable space structure is formed with bottom plate and top plate, can resist the active force of foundation pit side-wall generation, while bar planting and the
The setting of two columns, substantially increases the stability of foundation pit side-wall soil layer, and bar planting forms space networks with the second column in soil layer
Shape structure improves the frictional force of the maintenance system and soil layer so that the maintenance system forms an entirety with soil layer, utilizes soil
The weight and resistance of layer itself achieve the purpose that realize the maintenance system stability.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is that a kind of new prefabricated two wall that the utility model embodiment provides unifies the structural representation of foundation pit system
Figure；
Fig. 2 connected between bottom girder, side plate, bottom plate and top plate after dimensional structure diagram；
Fig. 3 is the structure diagram of side plate.
Reference sign：1- bottom girders, 2- side plates, 21- bar plantings hole, 211- bar plantings, 212- anchorages, the second post holes of 22-,
23- grooves, 231- injected holes, 24- boss, the first columns of 3-, 4- bottom plates, 5- top plates, 6- waterproof layers, the second columns of 7-, 8- soil
Layer.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
As shown in Figure 1 to Figure 3, a kind of new prefabricated two walls unification foundation pit system, including two horizontal embedment soil layers 8
Interior bottom girder 1 is vertically uniformly embedded to second columns 7 in soil layers 8 with several, and it is vertical uniform to offer several on bottom girder 1
First post holes of distribution is plugged with the first column 3 in the first post holes, several horizontally disposed bottom plates 4 is provided on bottom girder 1,
Bottom plate 4 is pushed against on the first column 3, several side plates 2 are provided on the first column 3, and side plate 2 is plugged on by the second post holes 22
On first column 3, the bottom of side plate 2 is pushed against on bottom plate 4, and the top of side plate 2 is provided with several horizontally disposed top plates 5,
Top plate 5 is pushed against on the first column 3, several equally distributed bar planting holes 21 are offered on side plate 2, are provided in bar planting hole 21
Bar planting 211, bar planting 211 are extended to through 2 and second column 7 of side plate in soil layer 8, be additionally provided on side plate 2 be vertically arranged it is recessed
Slot 23 and boss 24, the slot bottom of groove 23 offer injected hole 231, and corresponding 24 clamping of boss is located in groove 23；Side plate 2
Waterproof layer 6 is provided between soil layer 4, the upper end of waterproof layer 6 is extended on top plate 5, and the lower end of waterproof layer 6 extends to bottom girder 1
On.
Side plate 2 is prefabricated armoured concrete slab, and bar planting 211 has anchorage 212, anchorage by the end set of proximal panel 2
212 are fixed on side plate 2, the GZ type steel cone anchorages that wherein anchorage produces for Kaifeng strength prestressing force group.
Waterproof layer 6 is flyash concrete.
Second column 7 is cast-in-place reinforced column.
Bottom girder 1 is prefabricated reinforced beam, and the first column 3 is prefabricated reinforced column, the first column 3 and bottom
The cross section of beam 1 is rectangular.
The construction procedure of the utility model is as follows：
S1 carries out the perforate of excavation of foundation pit and the second column according to design requirement, and the perforate mode of the second column is using machinery
Mode pore-forming is subsequently placed with the reinforcing bar used in the second column, and ensures that the position of opening of the second column is corresponding with bar planting hole, makes
The second column can be passed through by obtaining bar planting；
S2 is lain in a horizontal plane in bottom girder in foundation pit according to design size using lifting mode, is stood using lifting mode by first
Column, side plate, top plate and bottom plate are inserted in foundation pit, ensure effective cooperation of boss and groove between adjacent two side plates；
S3 penetrates bar planting in soil layer after the completion of lifting, and passes through anchorage and fix bar planting, and bar planting is completed after fixing, right
The post holes of second column carries out concreting, completes bar planting and the connection of the second column；
S4 carries out flyash concrete perfusion to the gap between foundation pit side-wall and side plate, ensures side plate and foundation pit side plate
Effectively connection, and flyash concrete is utilized by the gap filling between bottom girder, side plate, top plate and bottom plate, completion waterproof layer
Construction；
S5 is irrigated flyash concrete while construction of waterproof layer is carried out to injected hole, to the second post holes perfusion powder
Coal ash concrete ensures the sealing between leakproofness and side plate and the first column between two neighboring side plate.
The maintenance system uses prefabricated concrete structure, substantially increases construction efficiency, avoids cast in situs construction
The defects of intensity is high, and construction error is big, which integrates earth-retaining, sealing, prevents blending basement structure outer wall, is protecting
Card foundation pit greatly reduces construction cost while stabilization, while is waterproof layer using flyash concrete, ensures side plate and base
Hole side plate effectively connects, it is therefore prevented that the infiltration of water and greatly reduces material cost；This outer panel, the first column and bottom girder
Inserting mode reduce the labor intensity of construction while stability is ensured, and with bottom plate and top plate formed one it is stable
Space structure can resist the active force of foundation pit side-wall generation, while bar planting and the setting of the second column, substantially increase foundation pit
The stability of side wall soil layer, bar planting form space net structure with the second column in soil layer, improve the maintenance system and soil
The frictional force of layer so that the maintenance system forms an entirety with soil layer, reaches realization using the weight and resistance of soil layer itself
The purpose of the maintenance system stability.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality
New spirit and scope.If in this way, these modifications and variations of the utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these modification and variations.
Claims (5)
1. a kind of new prefabricated two walls unification foundation pit system, which is characterized in that including the bottom in two horizontal embedment soil layers
Second columns in beam and several vertical uniformly embedment soil layers, offer on the bottom girder several vertical equally distributed the
One post holes is plugged with the first column in first post holes, several horizontally disposed bottom plates is provided on the bottom girder, described
Bottom plate is pushed against on the first column, several side plates are provided on first column, and the side plate passes through the second post holes grafting
On first column, the bottom of the side plate is pushed against on the bottom plate, and the top of the side plate is provided with several water
The top plate that plain cloth is put, the top plate are pushed against on first column, several equally distributed plants are offered on the side plate
Muscle hole, bar planting is provided in the bar planting hole, and the bar planting extends to the soil layer through the side plate and second column
It is interior, the groove and boss being vertically arranged are additionally provided on the side plate, the slot bottom of the groove offers injected hole, corresponding institute
Boss clamping is stated to be located in the groove；Be provided with waterproof layer between the side plate and the soil layer, the waterproof layer it is upper
End is extended on top plate, and the lower end of the waterproof layer is extended on bottom girder.
2. new prefabricated two walls unification foundation pit system as described in claim 1 a kind of, which is characterized in that the side plate is
Prefabricated armoured concrete slab, the bar planting have anchorage close to the end set of the side plate, and the anchorage is fixed at institute
It states on side plate.
A kind of 3. new prefabricated two walls unification foundation pit system as described in claim 1, which is characterized in that the waterproof layer
For flyash concrete.
4. a kind of new prefabricated two walls unification foundation pit system as described in claim 1, which is characterized in that described second is vertical
Column is cast-in-place reinforced column.
5. new prefabricated two walls unification foundation pit system as described in claim 1 a kind of, which is characterized in that the bottom girder is
Prefabricated reinforced beam, first column are prefabricated reinforced column, first column and the bottom girder
Cross section is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721372368.6U CN207436068U (en) | 2017-10-23 | 2017-10-23 | A kind of new prefabricated two walls unification foundation pit system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721372368.6U CN207436068U (en) | 2017-10-23 | 2017-10-23 | A kind of new prefabricated two walls unification foundation pit system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207436068U true CN207436068U (en) | 2018-06-01 |
Family
ID=62293792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721372368.6U Expired - Fee Related CN207436068U (en) | 2017-10-23 | 2017-10-23 | A kind of new prefabricated two walls unification foundation pit system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207436068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371957A (en) * | 2018-12-04 | 2019-02-22 | 广东建诚监理咨询有限公司 | Braced wall and two wall combined structure of structural wall |
-
2017
- 2017-10-23 CN CN201721372368.6U patent/CN207436068U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371957A (en) * | 2018-12-04 | 2019-02-22 | 广东建诚监理咨询有限公司 | Braced wall and two wall combined structure of structural wall |
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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: 20180601 Termination date: 20191023 |