CN221277038U - Supporting device for controlling deflection of shear wall steel bars and thickness of protective layer - Google Patents
Supporting device for controlling deflection of shear wall steel bars and thickness of protective layer Download PDFInfo
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- CN221277038U CN221277038U CN202323313262.7U CN202323313262U CN221277038U CN 221277038 U CN221277038 U CN 221277038U CN 202323313262 U CN202323313262 U CN 202323313262U CN 221277038 U CN221277038 U CN 221277038U
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- Prior art keywords
- protective layer
- shear wall
- thickness
- supporting
- steel bar
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 41
- 239000011241 protective layer Substances 0.000 title claims abstract description 41
- 239000010959 steel Substances 0.000 title claims abstract description 41
- 210000003205 muscle Anatomy 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000008901 benefit Effects 0.000 abstract description 10
- 230000007123 defense Effects 0.000 abstract description 7
- 239000004568 cement Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model discloses a supporting device for controlling deflection of a shear wall steel bar and thickness of a protective layer, which comprises two limiting clamping pieces respectively clamped on horizontal main bars at two sides of the shear wall steel bar, wherein the two limiting clamping pieces are connected through supporting main bars positioned between the horizontal main bars at two sides of the shear wall steel bar, one end of each limiting clamping piece, which is far away from the supporting main bar, is provided with a protective layer thickness limiting bar, and one end of each protective layer thickness limiting bar, which is far away from each limiting clamping piece, is provided with a supporting ring. According to the utility model, the supporting structure with the limiting clamping piece and the limiting rib for the thickness of the protective layer is processed by adopting one steel bar, the concrete is poured at one time in the later stage, the shear wall is uniform and good in tightness, the concrete strength of the shear wall is improved, the deflection of the steel bar and the thickness of the protective layer are accurately controlled, the universal applicability is realized for the civil air defense shear wall and the common shear wall, the economic benefit is improved, and the practicability is strong.
Description
Technical Field
The utility model belongs to the technical field of steel bar deflection and protection layer thickness control, and particularly relates to a supporting device for controlling shear wall steel bar deflection and protection layer thickness.
Background
When the shear wall of the current house building is constructed, in order to ensure the deflection of the steel bars in the shear wall and the thickness of the steel bar protection layer, cement cushion blocks are commonly adopted in the market, and concrete construction steps comprise binding of the steel bars of the shear wall, mounting of concrete cushion blocks according to intervals, mounting of templates and pouring of concrete. However, in the construction process, the cement cushion blocks gradually show a plurality of defects:
1. When the cement cushion block is installed, the cement cushion block is simply placed according to the distance and is not in fastened connection with the steel bars of the shear wall, when the follow-up template is installed and concrete pouring is vibrated, the cement cushion block is easily moved and falls due to the factors such as template displacement, fastening, concrete pouring, vibrating rod vibration and the like, the cushion block effect is lost, steel bar deviation and protection layer deviation are easily caused, and quality problems are caused on the shear wall and even the whole building main body.
2. The quality of the cement cushion blocks purchased in the market is uneven, and many manufacturers save cost, so that the cement cushion blocks have low compression resistance and shear strength and high loss rate in the installation and transportation processes.
3. In the construction process of the shear wall, due to different design heights and loads, the used concrete labels are different, a cement cushion block is commonly used in the construction process, and the cement cushion block is used in engineering entities, so that the overall strength of the shear wall is lower.
4. Because the airtight requirement of people's air defense shear force wall, the cement cushion is forbidden, in order to guarantee reinforcing bar off normal and protective layer size, need processing nipple joint reinforcing bar as the cushion during the construction, processing deviation and installation are infirm extremely easily to cause the reinforcing bar off normal, protective layer deviation.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model provides the supporting device for controlling the deflection of the steel bars of the shear wall and the thickness of the protective layer, which has novel and reasonable design, simple structure, strong practicability and convenient popularization and use, adopts one steel bar to process the supporting structure with the limiting clamping piece and the limiting rib for the thickness of the protective layer, and the concrete is poured at one time in the later stage, so that the uniform tightness of the shear wall is good, the concrete strength of the shear wall is improved, the deflection of the steel bars and the thickness of the protective layer are accurately controlled, and the supporting device has universal applicability to the civil air defense shear wall and the common shear wall, and improves the economic benefit.
In order to solve the technical problems, the utility model adopts the following technical scheme: supporting device for controlling deflection of steel bars of shear wall and thickness of protective layer, which is characterized in that: including two spacing clamps of cartridge respectively on the horizontal main muscle in both sides of shear force wall reinforcing bar, two spacing clamps are connected through the support main muscle that is located between the horizontal main muscle in both sides of shear force wall reinforcing bar, and the one end that the support main muscle was kept away from to spacing clamp is provided with the spacing muscle of protective layer thickness, and the one end that the spacing muscle of protective layer thickness was kept away from to spacing clamp is provided with the supporting ring.
Foretell a supporting device of control shear force wall reinforcing bar off normal and protective layer thickness, its characterized in that: the limiting clamping piece is of a semicircular structure.
Foretell a supporting device of control shear force wall reinforcing bar off normal and protective layer thickness, its characterized in that: the opening size of the limiting clamping piece of the semicircular ring structure is 1-2 mm smaller than the diameter of the horizontal main bar of the shear wall steel bar.
Foretell a supporting device of control shear force wall reinforcing bar off normal and protective layer thickness, its characterized in that: the supporting main rib, the limiting clamping piece, the protective layer thickness limiting rib and the supporting ring are integrally processed and manufactured.
Compared with the prior art, the utility model has the following advantages:
1. According to the utility model, the supporting structure with the limiting clamping piece and the limiting rib with the thickness of the protective layer is processed by adopting one steel bar, and is fixedly connected with the steel bar of the shear wall, so that the supporting structure is fixedly installed, fixed and not dropped during the follow-up template installation and concrete pouring vibration construction, the function of a cushion block is kept, the deflection of the steel bar and the deviation of the protective layer are not easy to cause, and the popularization and the use are convenient.
2. The utility model is manufactured by round steel, has increased strength, no loss, reduced total construction cost, improved economic benefit, reliability and stability and good use effect.
3. The utility model has novel and reasonable design, is clamped between templates, and is used for pouring concrete at a later stage, the shear wall is uniform and airtight, the concrete strength of the shear wall is improved, the steel bar deflection and the thickness of the protective layer are accurately controlled, the universal applicability is realized for the civil air defense shear wall and the common shear wall, the economic benefit is improved, and the popularization and the use are convenient.
In conclusion, the utility model has novel and reasonable design, adopts one steel bar to process the supporting structure with the limiting clamping piece and the limiting rib of the thickness of the protective layer, and has the advantages of uniform tightness, high concrete strength of the shear wall, accurate control of steel bar deflection and thickness of the protective layer, universal applicability to people's air defense shear walls and common shear walls, high economic benefit, strong practicability and convenient popularization and use.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a schematic structural view of the present utility model.
Reference numerals illustrate:
1-supporting main ribs; 2-a limiting clamping piece; 3, limiting ribs for the thickness of the protective layer;
4-a support ring.
Detailed Description
As shown in fig. 1 and 2, the utility model comprises two limiting clamping pieces 2 which are respectively clamped on horizontal main ribs on two sides of a shear wall steel bar, wherein the two limiting clamping pieces 2 are connected through a supporting main rib 1 positioned between the horizontal main ribs on two sides of the shear wall steel bar, one end of the limiting clamping piece 2, which is far away from the supporting main rib 1, is provided with a protective layer thickness limiting rib 3, and one end of the protective layer thickness limiting rib 3, which is far away from the limiting clamping piece 2, is provided with a supporting ring 4.
The supporting structure is characterized in that a supporting structure with a limiting clamping piece and a limiting rib with the thickness of the protective layer is processed by adopting one steel bar and is fixedly connected with the steel bar of the shear wall, and when a follow-up template is installed and concrete pouring and vibrating construction is carried out, the supporting structure is fixedly installed and does not move, does not fall off, keeps the function of a cushion block, and is not easy to cause deflection of the steel bar and deviation of the protective layer; the strength is increased, no loss is caused, the total construction cost is reduced, the economic benefit is improved, the reliability and stability are realized, and the use effect is good; the concrete is poured in the later stage, the shear wall is uniform and airtight, the concrete strength of the shear wall is improved, the deflection of the reinforcing steel bars and the thickness of the protective layer are accurately controlled, and the concrete pouring device has universal applicability and economic benefit for people's air defense shear walls and common shear walls.
In this embodiment, the limiting clip 2 is a semicircular limiting clip.
In this embodiment, the opening size of the limiting clip of the semicircular structure is 1 mm-2 mm smaller than the diameter of the horizontal main bar of the shear wall steel bar.
It should be noted that, the opening size of the limit clamping piece of the semicircular ring structure is 1 mm-2 mm smaller than the diameter of the horizontal main bar of the shear wall steel bar, and the limit clamping piece is firmly clamped on the horizontal steel bar of the shear wall due to the ductility of the steel bar, so that the limit clamping piece is not easy to fall off.
In this embodiment, the supporting main rib 1, the limiting clamping piece 2, the protective layer thickness limiting rib 3 and the supporting ring 4 are integrally processed and manufactured.
When the utility model is used, firstly binding the steel bars of the shear wall, then installing supporting devices for controlling the deflection of the steel bars of the shear wall and the thickness of the protective layer at a plurality of positions, installing and pouring concrete and vibrating the template, and the utility model needs to be explained that along with the vibration of the concrete, the outer side surfaces of the templates and the supporting rings 4 are also attached with concrete, and when the shear wall is constructed, after the templates are disassembled, if the outer sides of the individual supporting rings 4 are exposed, the exposed supporting rings 4 are completely wrapped by concrete repair, so that the protection effect of the reinforcing steel bars is improved.
The supporting device for controlling the steel bar deflection and the protective layer size of the shear wall can effectively solve the defects of the traditional process, improve the strength of the shear wall, accurately control the steel bar deflection and the protective layer thickness, have general applicability to the civil air defense shear wall and the common shear wall, and have the advantages of 6-8 traditional cement cushion blocks per square and larger loss.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (4)
1. Supporting device for controlling deflection of steel bars of shear wall and thickness of protective layer, which is characterized in that: including two spacing clamps (2) of cartridge respectively on the horizontal main muscle in both sides of shear force wall reinforcing bar, two spacing clamps (2) are connected through being located the support main muscle (1) between the horizontal main muscle in both sides of shear force wall reinforcing bar, and the one end that support main muscle (1) was kept away from to spacing clamp (2) is provided with protective layer thickness spacing muscle (3), and the one end that spacing clamp (2) was kept away from to protective layer thickness spacing muscle (3) is provided with supporting ring (4).
2. A support device for controlling shear wall rebar deflection and protective layer thickness as in claim 1 wherein: the limiting clamping piece (2) is of a semicircular structure.
3. A support device for controlling shear wall rebar deflection and protective layer thickness as in claim 2 wherein: the opening size of the limiting clamping piece of the semicircular ring structure is 1-2 mm smaller than the diameter of the horizontal main bar of the shear wall steel bar.
4. A support device for controlling shear wall rebar deflection and protective layer thickness as in claim 1 wherein: the supporting main rib (1), the limiting clamping piece (2), the protective layer thickness limiting rib (3) and the supporting ring (4) are integrally processed and manufactured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323313262.7U CN221277038U (en) | 2023-12-06 | 2023-12-06 | Supporting device for controlling deflection of shear wall steel bars and thickness of protective layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323313262.7U CN221277038U (en) | 2023-12-06 | 2023-12-06 | Supporting device for controlling deflection of shear wall steel bars and thickness of protective layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221277038U true CN221277038U (en) | 2024-07-05 |
Family
ID=91694160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323313262.7U Active CN221277038U (en) | 2023-12-06 | 2023-12-06 | Supporting device for controlling deflection of shear wall steel bars and thickness of protective layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221277038U (en) |
-
2023
- 2023-12-06 CN CN202323313262.7U patent/CN221277038U/en active Active
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