CN206346341U - Suitable for the prefabricated shear connector of cross and loam wall of loam wall - Google Patents
Suitable for the prefabricated shear connector of cross and loam wall of loam wall Download PDFInfo
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- CN206346341U CN206346341U CN201621431661.0U CN201621431661U CN206346341U CN 206346341 U CN206346341 U CN 206346341U CN 201621431661 U CN201621431661 U CN 201621431661U CN 206346341 U CN206346341 U CN 206346341U
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- cross
- loam wall
- shear connector
- prefabricated shear
- prefabricated
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Abstract
Suitable for the prefabricated shear connector of cross and loam wall of loam wall, the prefabricated shear connector of cross is prefabricated reinforced concrete structure, and it is made up of outer casting concrete part and built-in framework of steel reinforcement；The outline of outer casting concrete part is in be connected between cross column, and the adjacent side of composition outline by arc surface transition；Built-in framework of steel reinforcement is cross framework of steel reinforcement structure；Loam wall, the prefabricated shear connector of multiple cross arranged by spacing is embedded with each layering position of loam wall；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.The prefabricated shear connector of cross is buried in loam wall, loam wall seam crossing shear behavior can be strengthened, its anti-side rigidity is improved and with preferable globality.
Description
Technical field
The utility model belongs to construction wall construction applications, more particularly to the prefabricated shear connector suitable for loam wall and
Using the rammed earth wall construction of the shear connector.
Background technology
Loam wall is the important component for constituting rammed earth class building, the rammed earth material that it is used be it is a kind of have energy-saving and environmental protection,
The green traditional material of the advantages of reusable edible.With the enhancing of people's environmental consciousness, rammed earth wall construction is increasingly by people
Concern.At present, loam wall class building is mainly distributed on China's western area, but because China belongs to what natural calamity took place frequently
Country, especially geological process, often cause the destruction of rammed earth wall body construction more serious, so as to cause substantial amounts of personnel to hinder
Die and property loss.Under horizontal earthquake action, the destruction of loam wall often concentrates on the seam crossing of adjacent rammed earth layer, illustrates to ram
Seam crossing in cob wall between layers is the weak part in wall.How the horizontal shear energy of in loam wall seam crossing is improved
Power, the globality for improving wall is a urgent problem to be solved.
Currently in order to improving the shear behavior of rammed earth wall member, it will usually inserted in work progress in adjacent rammed earth layer
Round log rod or bamboo chip are as shear connector, to improve shear behavior.By in rammed earth wall member reasonable Arrangement shear connector,
Overall performance, anti-side rigidity and the shear strength of enhancing cob wall component can preferably be added, but these shear connectors are past
Toward there are problems that shear strength is small, durability.
The content of the invention
The utility model provides a kind of cross suitable for loam wall to solve technical problem present in known technology
The prefabricated shear connector of shape and loam wall.The prefabricated shear connector of the cross has higher shearing strength and well durable
Property, loam wall seam crossing shear behavior can be strengthened；Loam wall have higher shear behavior, higher anti-side rigidity and with compared with
Good globality.
The utility model is adopted the technical scheme that to solve technical problem present in known technology：
Suitable for the prefabricated shear connector of cross of loam wall, it is characterised in that：The prefabricated shear connector of cross is
Prefabricated reinforced concrete structure, it is by outer casting concrete part and the reinforcing bar framework being built in outer casting concrete part
Into；The outline of outer casting concrete part is in pass through arc surface mistake between cross column, and the adjacent side of composition outline
Cross connection；The framework of steel reinforcement is that two plane wire nettings intersect vertically the cross framework of steel reinforcement structure of composition.
It is preferred that：The planar metal net uses the matrix pattern reinforcing bar web frame being made up of crisscross reinforcing bar.
Loam wall, loam wall is made up of multilayer rammed earth setting up and down, it is characterised in that：In each layering portion of loam wall
Position is embedded with the prefabricated shear connector of multiple above-mentioned cross suitable for loam wall arranged by spacing, and two phases up and down
The prefabricated shear connector of cross at neighbour's layering position is arranged in the way of interlocking successively；The prefabricated shear connections of each cross
Part is in erectility, and each prefabricated shear connector of cross is in 45 ° with internal two planar metals net and loam wall metope
The direction of angle is configured；In the top half embedment upper strata rammed earth of prefabricated shear connector, the lower half of prefabricated connector
Divide in embedment lower floor rammed earth.
It is preferred that：It is in vertical that medium position in every layer of rammed earth of loam wall along the vertical direction, which is also uniformly buried multiple,
The prefabricated shear connector of above-mentioned cross of state, and each prefabricated shear connector of cross is with internal two planar metals net and rammer
Cob wall metope is configured in the direction of 45 ° of angles.
The utility model has the advantages and positive effects of：
The prefabricated shear connector of this cross, inside can be carried by a relatively large margin using the framework of steel reinforcement of criss-cross fashion
Rise prefabricated shear connector shear-carrying capacity；Outer casting concrete is used outside framework of steel reinforcement, while shearing strength is improved,
Reinforcing bar can also be effectively protected by corrosion, so, not can reach good endurance quality；By the prefabricated shear connections of the cross
Part is embedded in the layering position of loam wall, and four positions constituted between side of the prefabricated shear connector of cross are formed with rammed earth
Occlusion, is greatly improved the shear behavior of loam wall seam crossing.This loam wall passes through cross in adjacent layering interlaced arrangement
Prefabricated shear connector, makes loam wall reach higher shear behavior, improves the anti-side rigidity and globality of loam wall, enters
And improve the crack resistance and shock resistance of loam wall.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the prefabricated shear connector of the utility model cross；
Fig. 2 is the dimensional structure diagram of framework of steel reinforcement inside the prefabricated shear connector of the utility model cross；
Fig. 3 is the cross-sectional view of the prefabricated shear connector of the utility model cross；
Fig. 4 is Fig. 3 A-A sectional views；
Fig. 5 is the planar structure schematic diagram of the utility model loam wall；
Fig. 6 is the dimensional structure diagram of the utility model loam wall.
In figure：1st, the prefabricated shear connector of cross；1-1, outer casting concrete part；1-2, framework of steel reinforcement part；1-
2-1, planar metal net；1 ', loam wall.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, following examples are hereby enumerated, and coordinate
Accompanying drawing describes in detail as follows：
Suitable for the prefabricated shear connector of cross of loam wall, Fig. 1-4, the prefabricated shear connector 1 of cross are referred to
For prefabricated reinforced concrete structure, it is by outer casting concrete part 1-1 and the reinforcing bar being built in outer casting concrete part
Skeleton 1-2 is constituted.The outline of outer casting concrete part is in pass through between cross column, and the adjacent side of composition outline
Arc surface transition is connected.The framework of steel reinforcement is that two plane wire netting 1-2-1 intersect vertically the cross framework of steel reinforcement of composition
Knot.Connected between the adjacent side of the outline of above-mentioned outer casting concrete part using arc surface transition, so, by shearing resistance
Connector is buried in loam wall body, can be prevented effectively from stress concentration and be caused the local cleavage fracture of wall, while can also have
Effect improves the work compound performance of shear connector and loam wall.
In said structure, the planar metal net is preferred to use the matrix pattern bar-mat reinforcement knot being made up of crisscross reinforcing bar
Structure.
The forming method of the above-mentioned prefabricated shear connector of cross, including following forming step：
S1 colligation cross frameworks of steel reinforcement；
S2 carries out formwork with plank sheathing customized：Model is spliced to form by two points of left and right mould, can shape after two points of mould splicings
Into the die cavity consistent with the lateral profiles of the prefabricated shear connector of cross, before two points of mould splicings, first in two points of mould structures
Brush releasing agent processing is carried out on into the side of die cavity, the purpose of brush releasing agent processing is：It is easy to after subsequent forming carry out demoulding, than
Such as brush used oil, concrete parting agent MK-CR, composite releasing agent；After two points of moulds are spliced to form die cavity, first in mould
The lower position of intracavitary places bottom spacer, and then the good cross framework of steel reinforcement of colligation is placed into the centre bit of die cavity
Put and be supported on the spacer of bottom, and in one layer of the periphery setting of cross framework of steel reinforcement or the multilayer side arranged up and down
Portion's spacer, spacing to the progress of cross framework of steel reinforcement, wherein the thickness of bottom spacer connects with the prefabricated shearing resistance of cross
The consistency of thickness of the lower concrete of fitting；
Model is fixed using the bolt supporting with model by S3, and checks the sidepiece spacer being arranged in die cavity
Whether cross framework of steel reinforcement is fixed；
S4 above-mentioned steps complete fully to vibrate in casting concrete in the die cavity of backward model, casting process, it is to avoid leakage
Shake phenomenon；
S5, which is poured, finishes rear watering maintenance daily, and maintenance reaches form removal after 28 days, and the prefabricated shear connector of cross is molded.
Loam wall, refers to Fig. 5 and 6, and loam wall 1 ' is made up of multilayer rammed earth setting up and down, at each point of loam wall
Layer position is embedded with the prefabricated shear connector of multiple above-mentioned cross suitable for loam wall, and multiple prefabricated shearing resistances of cross connect
Fitting is set according to a determining deviation.The prefabricated shear connector of cross at two adjacent layering positions up and down of loam wall according to according to
Secondary mode staggeredly is arranged.The prefabricated shear connector of each cross is in erectility, and each the prefabricated shearing resistance of cross connects
Fitting is configured with internal two planar metals net with loam wall metope in the direction of 45 ° of angles.Prefabricated shear connector it is upper
In half part embedment upper strata rammed earth, in the latter half embedment lower floor rammed earth of prefabricated connector.
In said structure, the medium position in every layer of rammed earth of loam wall along the vertical direction is also uniformly buried multiple in straight
The prefabricated shear connector of above-mentioned cross of vertical state, and each prefabricated shear connector of cross is with internal two planar metals net
It is configured with loam wall metope in the direction of 45 ° of angles.Shearing resistance is set to connect by the medium position in every layer of rammed earth of loam wall
Fitting, further increases the shearing strength of loam wall and the globality of loam wall.
The prefabricated shear connector of this cross compared to the structure of existing use round log rod or bamboo chip as shear connector,
Due to using reinforced concrete structure, its shearing strength is increased substantially, and can prolonged application be not destroyed in loam wall, reach
Good durability is arrived.The prefabricated shear connector of this cross is applied in loam wall, can overcome loam wall shear-carrying capacity
Low and easy to crack defect, effectively improves loam wall globality and overall load-carrying properties.
Claims (4)
1. suitable for the prefabricated shear connector of cross of loam wall, it is characterised in that：The prefabricated shear connector of cross is pre-
Reinforced concrete structure processed, it is by outer casting concrete part and the reinforcing bar framework being built in outer casting concrete part
Into；The outline of outer casting concrete part is in pass through arc surface mistake between cross column, and the adjacent side of composition outline
Cross connection；The framework of steel reinforcement is that two plane wire nettings intersect vertically the cross framework of steel reinforcement structure of composition.
2. the prefabricated shear connector of the cross according to claim 1 suitable for loam wall, it is characterised in that：It is described flat
Face wire netting uses the matrix pattern reinforcing bar web frame being made up of crisscross reinforcing bar.
3. loam wall, loam wall is made up of multilayer rammed earth setting up and down, it is characterised in that：At each layering position of loam wall
The prefabricated shear connector of the cross suitable for loam wall as described in multiple claims 1 or 2 that spacing is arranged is embedded with,
And the prefabricated shear connector of cross at two adjacent layering positions is arranged in the way of interlocking successively up and down；Each cross
Prefabricated shear connector is in erectility, and each prefabricated shear connector of cross is with internal two planar metals net and rammed earth
Wall metope is configured in the direction of 45 ° of angles；In the top half embedment upper strata rammed earth of prefabricated shear connector, prefabricated connection
In the latter half embedment lower floor rammed earth of part.
4. loam wall according to claim 3, it is characterised in that：In every layer of rammed earth of loam wall along the vertical direction in
Also uniformly bury the prefabricated shear connector of multiple cross in erectility, and the prefabricated shear connections of each cross in portion position
Part is configured with internal two planar metals net with loam wall metope in the direction of 45 ° of angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621431661.0U CN206346341U (en) | 2016-12-23 | 2016-12-23 | Suitable for the prefabricated shear connector of cross and loam wall of loam wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621431661.0U CN206346341U (en) | 2016-12-23 | 2016-12-23 | Suitable for the prefabricated shear connector of cross and loam wall of loam wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206346341U true CN206346341U (en) | 2017-07-21 |
Family
ID=59317385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621431661.0U Expired - Fee Related CN206346341U (en) | 2016-12-23 | 2016-12-23 | Suitable for the prefabricated shear connector of cross and loam wall of loam wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206346341U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677384A (en) * | 2016-12-23 | 2017-05-17 | 天津城建大学 | Cross-shaped prefabricated shear connector, forming method thereof and loam wall |
| CN110258328A (en) * | 2019-07-18 | 2019-09-20 | 金陵科技学院 | A kind of Wavelike steel webplate-concrete combined box beam bridge structure shear connector |
-
2016
- 2016-12-23 CN CN201621431661.0U patent/CN206346341U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677384A (en) * | 2016-12-23 | 2017-05-17 | 天津城建大学 | Cross-shaped prefabricated shear connector, forming method thereof and loam wall |
| CN110258328A (en) * | 2019-07-18 | 2019-09-20 | 金陵科技学院 | A kind of Wavelike steel webplate-concrete combined box beam bridge structure shear connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 Termination date: 20201223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |