CN205777103U - It is applicable to prefabricated shear connector and the loam wall of loam wall - Google Patents
It is applicable to prefabricated shear connector and the loam wall of loam wall Download PDFInfo
- Publication number
- CN205777103U CN205777103U CN201620418789.7U CN201620418789U CN205777103U CN 205777103 U CN205777103 U CN 205777103U CN 201620418789 U CN201620418789 U CN 201620418789U CN 205777103 U CN205777103 U CN 205777103U
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- China
- Prior art keywords
- loam wall
- shear connector
- prefabricated shear
- prefabricated
- rammed earth
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Abstract
It is applicable to prefabricated shear connector and the loam wall of loam wall, prefabricated shear connector is made up of built-in framework of steel reinforcement and external wrapping concrete two parts, built-in framework of steel reinforcement is welded by vertical skeleton part and multilamellar horizontal skeleton part and constitutes, the horizontal skeleton of multilamellar is from top to bottom arranged by spacing, and vertical skeleton is arranged on the center of the horizontal skeleton of multilamellar；Position between the horizontal skeleton of two-layer corresponding to arbitrary neighborhood of the outside of external wrapping concrete is equipped with annular recess, and annular recess forms the occlusal crib being connected with rammed earth；Loam wall is made up of multilamellar rammed earth setting up and down, is equipped with multiple prefabricated shear connector at each layering position, in the top half embedment upper strata rammed earth of prefabricated shear connector, in the latter half embedment lower floor rammed earth of prefabricated connector.This prefabricated shear connector enhances the shearing strength between loam wall layering, improves the globality of body of wall, decreases wall crazing；Loam wall has higher shear behavior and has preferable globality.
Description
Technical field
This utility model belongs to construction wall construction applications, is applicable to the prefabricated of rammed earth chamber particularly to a kind of
Shear connector and use the loam wall structure of this prefabricated shear connector.
Background technology
Rammed earth construction builds one of green building type as energy-saving and environmental protection, is extensively built in China wide
The areas such as big Fujian, northwest, Xinjiang, due to China as natural disaster than one of more serious country,
The rammed earth body of wall shear-carrying capacity that loam wall system causes due to the reason such as geological process, Lack of support is not
The phenomenon ftractureed enough is serious, and the shear-carrying capacity how improving loam wall structure becomes rammed earth construction improvement
One important directions of performance.
Generally for the shear behavior of raising loam wall interlayer, loam wall structure is in the work progress of rammed earth
Can some prismatic cylindrical horizontal shear connectors be set at horizontal gap, but these are prismatic
Adhesion between horizontal shear connector and levels rammed earth is less, and effect is the most notable.Meanwhile, traditional
Building method shearing strength is low, anchorage zone scope is little and the around defect such as rammed earth material gmatjpdumamics difference.
Summary of the invention
This utility model provides one to be applicable to loam wall for solving technical problem present in known technology
Prefabricated shear connector and loam wall.This prefabricated shear connector can strengthen resisting between loam wall layering
Cut intensity, improve wall integrity, minimizing wall crazing；Loam wall has higher shear behavior and tool
There is preferable globality.
This utility model is adopted the technical scheme that by solving technical problem present in known technology:
A kind of prefabricated shear connector being applicable to loam wall, it is characterised in that: prefabricated shear connector is
Precast concrete, it is made up of built-in framework of steel reinforcement and external wrapping concrete two parts, described built-in steel
Muscles and bones frame is welded by vertical skeleton part and multilamellar horizontal skeleton part and constitutes, and the horizontal skeleton of multilamellar is by up to
Arranging by spacing down, vertical skeleton is arranged on the center of the horizontal skeleton of multilamellar；At external wrapping concrete
Position between the outside horizontal skeleton of two-layer corresponding to arbitrary neighborhood is equipped with annular recess, annular recess
Form the occlusal crib being connected with rammed earth.
Preferred: every layer of horizontal skeleton is by the many reinforcing bars radially arranged centered by vertical skeleton
Constitute.
Preferred: every layer of horizontal skeleton is all for the bar-mat reinforcement structure being made up of crisscross reinforcing bar.
Preferred: vertical skeleton uses spiral.
Preferred: it is round pie or side's pie that external wrapping concrete corresponds partly to the position of every layer of horizontal skeleton.
A kind of loam wall, loam wall is made up of multilamellar rammed earth setting up and down, it is characterised in that: at rammed earth
Each layering position of wall is equipped with multiple above-mentioned prefabricated shear connector arranged by spacing, prefabricated shearing resistance
In the top half embedment upper strata rammed earth of connector, in the latter half embedment lower floor rammed earth of prefabricated connector,
Annular recess on prefabricated shearing-resistant member is connected with the rammed earth formation of corresponding position.
Preferred: in every layer of rammed earth of loam wall, position near middle part is laid with many along the vertical direction
Individual prefabricated shear connector.
This utility model has the advantage that with good effect:
This prefabricated shear connector, centre arranges built-in framework of steel reinforcement, it is possible to be effectively improved bearing capacity, with
Time, built-in framework of steel reinforcement is played a protective role by the external wrapping concrete outside built-in framework of steel reinforcement, built-in steel
Muscles and bones frame and external wrapping concrete act on jointly, it is ensured that prefabricated shear connector has higher intensity and ductility,
The annular recess on prefabricated shear connector surface adds the gmatjpdumamics between itself and rammed earth material, by prefabricated
Shear connector is arranged in the layered position of loam wall, it is possible to increase substantially loam wall structure globality,
Shear-carrying capacity, prevent the aspect performances such as delamination.When there being bigger vertical uniform load q, prefabricated anti-
Cut connector and can connect each layer rammed earth layer, improve the shear-carrying capacity of whole body of wall simultaneously, reach to prevent
The purpose of loam wall structural deterioration.Use the loam wall of this prefabricated shear connector, due at layered position
There is the effect of prefabricated shear connector, therefore there is higher shear behavior and reached preferable globality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the prefabricated shear connector of this utility model；
Fig. 2 is the A-A profile of Fig. 1；
Fig. 3 is the B-B profile of Fig. 1；
Fig. 4 is the structural representation of this utility model loam wall.
In figure: 1, built-in framework of steel reinforcement；1-1, vertical skeleton part；1-2, horizontal skeleton part；2、
External wrapping concrete；3, annular recess；1 ', loam wall；1-1 ', layering position.
Detailed description of the invention
For summary of the invention of the present utility model, feature and effect can be further appreciated that, hereby enumerate following enforcement
Example, and it is as follows to coordinate accompanying drawing to describe in detail:
A kind of prefabricated shear connector being applicable to loam wall, refers to Fig. 1-4, and prefabricated shear connector is
Precast concrete, it is made up of built-in framework of steel reinforcement 1 and external wrapping concrete 2 two parts.In described
Putting framework of steel reinforcement to be made up of vertical skeleton part 1-1 and the welding of multilamellar horizontal skeleton part 1-2, multilamellar is horizontal
Skeleton is from top to bottom arranged by spacing, and vertical skeleton is arranged on the center of the horizontal skeleton of multilamellar, the most often
The centre of layer laterally skeleton is all formed with vertical skeleton and is connected.Correspond in the outside of external wrapping concrete
Position between the horizontal skeleton of two-layer of arbitrary neighborhood is equipped with annular recess 3, and annular recess is formed and rams
The occlusal crib that soil is connected, the shape of above-mentioned annular recess is unrestricted, closes as long as formed along one week
The groove closed, annular recess can use common circular ring or side's circulus etc..
In said structure, the preferable the following two kinds of version of every layer of horizontal skeleton:
The first structure: every layer of horizontal skeleton is by many radially arranged centered by vertical skeleton
Reinforcing bar is constituted, the horizontal framing structure being made up of four reinforcing bars in such as accompanying drawing 2.
The second structure: every layer of horizontal skeleton is all for the bar-mat reinforcement structure being made up of crisscross reinforcing bar.
This horizontal framing structure is the most not shown.
In said structure, described vertical skeleton preferably employs spiral.
In said structure, as long as the position that external wrapping concrete corresponds partly to every layer of horizontal skeleton is horizontal by correspondence
All wrapping to skeleton, its concrete shape is unrestricted, in this utility model, and outsourcing coagulation
Soil corresponds partly to the position of every layer of horizontal skeleton and preferably employs round pie or side's pie.
The forming method of this prefabricated shear connector, including following forming step:
S1 welds prefabricated built-in framework of steel reinforcement；
Prefabricated built-in framework of steel reinforcement is put in template by S2, and template uses steel form, and template is by a left side
Right two points of template alignment are constituted, and are formed and after pouring shear connector molding after two points of template alignment
The die cavity that shape is consistent, built-in framework of steel reinforcement is placed in the centre of die cavity, under built-in framework of steel reinforcement
Side arranges bottom spacer, and arranges one layer or the multilamellar arranged up and down at the periphery of built-in framework of steel reinforcement
Sidepiece spacer, is formed fixing to built-in framework of steel reinforcement, so, can avoid in follow-up concreting
During, built-in framework of steel reinforcement moves and off-center position in the horizontal direction, wherein bottom spacer
The consistency of thickness of thickness and the bottom external wrapping concrete after pouring shear connector molding；
Template is fixed by the bolt that S3 uses punching block supporting, concrete, fixes by two points of templates of bolt
Link together, and check that whether the sidepiece spacer being arranged in punching block is by firm for built-in framework of steel reinforcement
Fix；
S4 above-mentioned steps completes casting concrete in the die cavity of backward punching block, fully to vibrate in casting process,
Avoid leakage shaking phenomenon；
After S5 pours, every day sprinkles water maintenance, and maintenance reaches form removal after 28 days, prefabricated shear connector
Molding.
A kind of loam wall, refers to Fig. 4, and loam wall 1 ' is made up of multilamellar rammed earth setting up and down, is ramming
Each layering portion 1-1 ' of cob wall is equipped with multiple above-mentioned prefabricated shear connector arranged by spacing, prefabricated
In the top half embedment upper strata rammed earth of shear connector, the latter half embedment lower floor of prefabricated connector rams
In soil, the annular recess on prefabricated shearing-resistant member is connected with the rammed earth formation of corresponding position.
In above-mentioned loam wall structure, along the vertical direction near the position at middle part in every layer of rammed earth of loam wall
Put and be laid with multiple prefabricated shear connector further.
Above-mentioned prefabricated shear connector apply to loam wall structure use following construction process:
1. building ground floor soil layer, when needing, places prefabricated shear connector in centre position；
2. the prefabricated shear connector between ground floor and second layer rammed earth is placed, it is ensured that prefabricated shear connections
It is identical that part is embedded to length between two-layer；
3. building second layer soil layer, when needing also exist for, places prefabricated shear connector in centre position；
4. above second step and the 3rd step are repeated, until it reaches loam wall design height.
This utility model efficiently solves the problem that at loam wall layering, shear resistance is not enough, construction technology
Simply, the feature such as cheap, practical, this prefabricated shear connector can be widely applied for various
In rammed earth construction.
Claims (7)
1. the prefabricated shear connector being applicable to loam wall, it is characterised in that: prefabricated shear connections
Part is precast concrete, and it is made up of built-in framework of steel reinforcement and external wrapping concrete two parts, described interior
Put framework of steel reinforcement to be welded by vertical skeleton part and multilamellar horizontal skeleton part and constitute, the horizontal skeleton of multilamellar by
Up to lower by spacing setting, vertical skeleton is arranged on the center of the horizontal skeleton of multilamellar；At outsourcing coagulation
The outside of soil is equipped with annular recess corresponding to the position between the horizontal skeleton of two-layer of arbitrary neighborhood, ring-type
Groove forms the occlusal crib being connected with rammed earth.
The prefabricated shear connector being applicable to loam wall the most according to claim 1, its feature exists
In: every layer of horizontal skeleton is constituted by the many reinforcing bars radially arranged centered by vertical skeleton.
The prefabricated shear connector being applicable to loam wall the most according to claim 1, its feature exists
In: every layer of horizontal skeleton is all for the bar-mat reinforcement structure being made up of crisscross reinforcing bar.
The prefabricated shear connector being applicable to loam wall the most according to claim 1, its feature exists
In: vertical skeleton uses spiral.
The prefabricated shear connector being applicable to loam wall the most according to claim 1, its feature exists
In: it is round pie or side's pie that external wrapping concrete corresponds partly to the position of every layer of horizontal skeleton.
6. a loam wall, loam wall is made up of multilamellar rammed earth setting up and down, it is characterised in that:
It is arbitrary described pre-that each layering position of loam wall is equipped with multiple claim 1-5 arranged by spacing
Shear connector processed, in the top half embedment upper strata rammed earth of prefabricated shear connector, prefabricated connector
In the latter half embedment lower floor rammed earth, the annular recess on prefabricated shearing-resistant member is formed with the rammed earth of corresponding position
It is connected.
Loam wall the most according to claim 6, it is characterised in that: at every layer of rammed earth of loam wall
Uniform near the position at middle part the most along the vertical direction bury multiple prefabricated shear connector underground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418789.7U CN205777103U (en) | 2016-05-09 | 2016-05-09 | It is applicable to prefabricated shear connector and the loam wall of loam wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418789.7U CN205777103U (en) | 2016-05-09 | 2016-05-09 | It is applicable to prefabricated shear connector and the loam wall of loam wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205777103U true CN205777103U (en) | 2016-12-07 |
Family
ID=57412680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620418789.7U Withdrawn - After Issue CN205777103U (en) | 2016-05-09 | 2016-05-09 | It is applicable to prefabricated shear connector and the loam wall of loam wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205777103U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822023A (en) * | 2016-05-09 | 2016-08-03 | 天津城建大学 | Prefabricated shear-resistant connecting part for rammed-earth wall, molding method of prefabricated shear-resistant connecting part and rammed-earth wall |
-
2016
- 2016-05-09 CN CN201620418789.7U patent/CN205777103U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822023A (en) * | 2016-05-09 | 2016-08-03 | 天津城建大学 | Prefabricated shear-resistant connecting part for rammed-earth wall, molding method of prefabricated shear-resistant connecting part and rammed-earth wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20180417 |
|
| AV01 | Patent right actively abandoned |