CN220100268U - Prefabricated shear wall structure - Google Patents
Prefabricated shear wall structure Download PDFInfo
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- CN220100268U CN220100268U CN202320960225.6U CN202320960225U CN220100268U CN 220100268 U CN220100268 U CN 220100268U CN 202320960225 U CN202320960225 U CN 202320960225U CN 220100268 U CN220100268 U CN 220100268U
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- steel bars
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- shear wall
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- vertical connecting
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 149
- 239000010959 steel Substances 0.000 claims abstract description 149
- 239000004567 concrete Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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- Load-Bearing And Curtain Walls (AREA)
Abstract
The utility model discloses a prefabricated shear wall structure, and belongs to the technical field of prefabricated shear walls. The precast shear wall structure comprises vertical connecting steel bars, vertical supporting steel bars, horizontal steel bars, lacing wires, grouting sleeves and concrete; the bottom of the vertical connecting steel bar is connected with a grouting sleeve, and the top of the vertical connecting steel bar extends out of the shear wall; the vertical connecting steel bars and the vertical supporting steel bars are distributed in the shear wall in parallel and are arranged at intervals; the horizontal steel bars are uniformly arranged along the vertical direction of the shear wall, and the horizontal steel bars positioned at the top and below the grouting sleeve are positioned at the same side of the vertical supporting steel bars and the grouting sleeve and are fixedly connected with the vertical supporting steel bars and the grouting sleeve; the horizontal steel bar above the grouting sleeve is arranged between the vertical supporting steel bar and the vertical connecting steel bar and is fixedly connected with the vertical supporting steel bar and the vertical connecting steel bar. The arrangement between the vertical steel bars and the horizontal steel bars in the shear wall structure is more reasonable, the steel bars can be conveniently and rapidly bound, and the production efficiency of the prefabricated shear wall is improved.
Description
Technical Field
The utility model relates to the technical field of prefabricated shear walls, in particular to a prefabricated shear wall structure.
Background
The shear wall is also called wind-resistant wall, anti-seismic wall or structural wall, has extremely high lateral movement resistance and rigidity, is a wall body which mainly bears horizontal load and vertical load caused by wind load or earthquake action in houses or structures, and is generally made of reinforced concrete. Along with the continuous progress of science and technology, the shear wall can be prefabricated and formed in a factory at present and then transported to the site for installation, so that the construction speed is high, the restriction of weather conditions is small, the labor force can be saved, and the construction quality is improved. In the existing field installation, the main stream method for connecting the vertical steel bars at the lower layer of the prefabricated shear wall is sleeve grouting connection, when the vertical distributed steel bars are bound and fixed by tie bars, as the cross section of the sleeve at the bottom is larger, the vertical steel bars connected above the sleeve and the vertical steel bars not connected are not on the same plane, the vertical steel bars not connected are closer to the shear wall than the vertical steel bars connected, if the horizontal steel bars are placed in an up-down alignment manner like the cast-in-situ shear wall, the horizontal steel bars at the upper part of the sleeve are bound by separating from the vertical connecting steel bars, the connection between the vertical and horizontal steel bars is unstable, the binding is difficult, and the production efficiency of the prefabricated shear wall is greatly reduced.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the prefabricated shear wall structure, wherein the arrangement between the vertical steel bars and the horizontal steel bars in the shear wall is more reasonable, the steel bars can be conveniently and rapidly bound, and the production efficiency of the prefabricated shear wall is improved.
In order to achieve the above purpose, the following technical scheme is specifically adopted:
the precast shear wall structure comprises a concrete base material, wherein vertical connecting steel bars, vertical supporting steel bars, horizontal steel bars, lacing wires, grouting sleeves and concrete are arranged in the concrete base material; the bottom of the vertical connecting steel bar is connected with a grouting sleeve, and the top of the vertical connecting steel bar extends out of the shear wall; the vertical connecting steel bars and the vertical supporting steel bars are distributed in the shear wall in parallel and are arranged at intervals; the horizontal steel bars are uniformly arranged along the vertical direction of the shear wall, and the horizontal steel bars positioned at the top and below the grouting sleeve are positioned at the same side of the vertical supporting steel bars and the grouting sleeve and are fixedly connected with the vertical supporting steel bars and the grouting sleeve; the horizontal steel bars above the grouting sleeve are arranged between the vertical supporting steel bars and the vertical connecting steel bars and are fixedly connected with the vertical supporting steel bars and the vertical connecting steel bars; the tie bars are used for connecting and fixing two adjacent horizontal steel bars at the same height, and are fixed at the joint part of the horizontal steel bars and the vertical supporting steel bars or the vertical connecting steel bars. The beneficial effects are that: through arranging the horizontal steel bar above the grouting sleeve between the vertical connecting steel bar and the vertical supporting steel bar, the horizontally distributed steel bars can be clung to the vertical connecting steel bar and the vertical supporting steel bar at the same time, the connection stability between the two vertical steel bars and between the vertical steel bar and the horizontal steel bar is enhanced, and the problem that the vertical connecting steel bar and the horizontal steel bar cannot be connected when the horizontal steel bar is arranged on the same side of the two vertical steel bars is prevented. The top of the vertical connecting steel bar extends out of the shear wall and is used for fixedly connecting with another prefabricated shear wall above the vertical connecting steel bar; the grouting sleeve is used for fixedly connecting with reserved steel bars below; the vertical connecting steel bars and the vertical supporting steel bars are distributed in a staggered mode, the grouting sleeve can be prevented from being positioned on the same side of the shear wall, and the connection stability of the shear wall and other walls or floors is improved.
Preferably, the diameter of the vertical connecting steel bar is 16mm, the diameter of the vertical supporting steel bar is 6mm, and the distance between the vertical connecting steel bar and the vertical supporting steel bar is not more than 300mm. The beneficial effects are that: thicker steel bars are selected for the vertical connecting steel bars, so that bending resistance and shearing resistance can be improved, and the stable and firm connection between the shear wall and the upper wall and the lower wall is ensured; the distance between the vertical connecting steel bars and the vertical supporting steel bars is not more than 300mm, so that the wind resistance and the earthquake resistance of the shear wall can be ensured.
Preferably, the diameter of the lacing wire is not less than 6mm, and the interval between two adjacent lacing wires is not more than 600mm. The beneficial effects are that: the diameter of the lacing wire is not smaller than 6mm, so that the situation that vertical steel bars or horizontal steel bars are not firmly fixed, and the positions of the steel bars are disordered to move in the concrete filling, vibrating and other projects, so that the steel bars are not wrapped by enough concrete; the interval of the adjacent lacing wires is not more than 600mm, so that the integral connection stability of the vertical reinforcing steel bars and the horizontal reinforcing steel bars can be ensured.
Preferably, the lacing wires are arranged in a rectangular shape along the wall surface direction, one connecting part is arranged at intervals in the horizontal direction, and two connecting parts are arranged at intervals in the vertical direction. The beneficial effects are that: the rectangular arrangement can save cost compared with quincuncial arrangement while ensuring connection stability between the reinforcing bars.
Preferably, the top of the vertical connecting steel bar extends out of the shear wall, and the embedded length in the upper connecting sleeve is not smaller than 8 times of the diameter of the vertical connecting steel bar. The beneficial effects are that: the full-strength reservation of the length of the vertical connecting steel bars extending out of the top of the shear wall can ensure stable connection between the upper prefabricated wall and the lower prefabricated wall, and overturning is avoided when strong shock or strong wind is received.
Preferably, the grouting sleeve is of a cylindrical structure, a through hole is formed in the grouting sleeve, and an upper grouting hole and a lower grouting hole which are communicated with the through hole are formed in the side face of the grouting sleeve. The beneficial effects are that: the through holes in the grouting sleeve are used for connecting vertical connecting steel bars and connecting steel bars below the shear wall, grouting materials can be injected into the grouting sleeve through the grouting holes below the side surfaces after the shear wall is placed, the grouting holes and the grouting holes are sequentially plugged after the grouting sleeve is fully filled, the operation is simple, and firm connection between the shear wall and the upper wall, the lower wall or the ground can be guaranteed.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the prefabricated shear wall structure, the horizontal steel bars above the grouting sleeve are positioned between the vertical connecting steel bars and the vertical supporting steel bars, so that the arrangement between the vertical and horizontal steel bars is more reasonable, the quick binding of the steel bars is facilitated, and the production efficiency of the prefabricated shear wall is improved.
(2) The lacing wires in the prefabricated shear wall structure are arranged in a rectangular shape, so that the connection stability of vertical and horizontal steel bars can be effectively improved, and meanwhile, the cost can be saved.
Drawings
FIG. 1 is an elevation view of a prefabricated shear wall structure according to an embodiment one;
FIG. 2 is a top view of a prefabricated shear wall structure according to an embodiment;
FIG. 3 is a top view of a precast shear wall structure at a grouting sleeve according to the first embodiment;
FIG. 4 is a side view of a prefabricated shear wall structure according to an embodiment one;
fig. 5 is a schematic view of rectangular tie bar in a prefabricated shear wall structure according to the first embodiment.
In the figure: 1. vertically connecting the steel bars; 2. vertical support steel bars; 3. horizontal steel bars; 4. lacing wires; 5. grouting a sleeve; 6. concrete; 7. a through hole; 8. a pulp outlet hole; 9. grouting holes.
Detailed Description
The following description of the embodiments of the present patent will be made clearly and completely with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present patent, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the one of ordinary skill in the art based on the embodiments of this patent, are within the scope of protection of this patent.
In the description of the present patent, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present patent and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present patent.
In the description of this patent, it should be noted that the terms "mounted," "connected," "coupled," and the like are to be construed broadly unless otherwise specifically indicated and defined. It is noted that all of the figures are exemplary representations. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art in a specific context.
The present patent is described in further detail below by way of specific examples of embodiments and with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 4, the precast shear wall structure provided by the embodiment has a shear wall thickness of 200mm and comprises a concrete base material, wherein the concrete base material comprises vertical connecting steel bars 1, vertical supporting steel bars 2, horizontal steel bars 3, lacing wires 4, grouting sleeves 5 and concrete 6; two rows of vertical steel bars are arranged in the direction vertical to the wall surface, the vertical connecting steel bars 1 and the vertical supporting steel bars 2 are distributed in the shear wall in parallel and are arranged at intervals, the diameter of each vertical connecting steel bar 1 is 16mm, the diameter of each vertical supporting steel bar 2 is 6mm, and the interval between every two adjacent vertical steel bars is 300mm; the bottom of the vertical connecting steel bar 1 is connected with a grouting sleeve 5, the top of the vertical connecting steel bar extends out of the shear wall, and the embedded length in the upper connecting sleeve is 140mm; the horizontal steel bars 3 are uniformly arranged along the vertical direction, the distance between adjacent horizontal steel bars in the vertical direction is 200mm, two ends of each horizontal steel bar 3 extend out of the shear wall, and the ends of each horizontal steel bar are bent for a certain angle; as shown in fig. 3, horizontal steel bars 3 at the top and below the grouting sleeve are positioned at the same side of the grouting sleeve 5 and the vertical supporting steel bars 2, are fixedly connected with the vertical supporting steel bars 2 and the grouting sleeve 5, the vertical connecting steel bars 1 in the grouting sleeve 5 and the vertical supporting steel bars 2 are not positioned on the same horizontal line, and the vertical supporting steel bars 2 are closer to the wall surface; as shown in fig. 2, a horizontal steel bar 3 above the grouting sleeve is arranged between a vertical supporting steel bar 2 and a vertical connecting steel bar 1, and the vertical supporting steel bar 2 is positioned on one side close to the shear wall surface; the tie bars 4 are used for connecting and fixing two adjacent horizontal steel bars 3 at the same height, the tie bars 4 are arranged on the horizontal steel bars 3 along the direction perpendicular to the shear wall surface and are clung to the adjacent vertical connecting steel bars 1 and vertical supporting steel bars 2, bends are arranged at two ends, and two end parts are bent to the lower part of the horizontal steel bars 3 and are arranged at the other side of the vertical steel bars; the grouting sleeve 5 is of a cylindrical structure, a through hole 7 is formed in the grouting sleeve, the through hole 7 is used for connecting the vertical connecting steel bar 1 and the connecting steel bar below the shear wall, and an upper grouting hole 8 and a lower grouting hole 9 which are connected with the through hole are formed in the side face of the grouting sleeve 5; the inner void portions of the shear wall are filled with concrete 6.
Preferably, as shown in fig. 5, the lacing wires 4 may be arranged in a rectangular shape along the wall surface, and two connecting portions are spaced apart in the horizontal direction and two connecting portions are spaced apart in the vertical direction. The rectangular arrangement can save cost compared with quincuncial arrangement while ensuring connection stability between the reinforcing bars.
The above examples describe the practice of the utility model in detail, however, the utility model is not limited to the specific details of the above embodiments. Many simple modifications and variations of the technical solution of the present utility model are possible within the scope of the claims and technical idea of the present utility model, which simple modifications are all within the scope of the present utility model.
Claims (6)
1. The precast shear wall structure is characterized by comprising a concrete base material, wherein vertical connecting steel bars, vertical supporting steel bars, horizontal steel bars, tie bars, grouting sleeves and concrete are arranged in the concrete base material; the bottom of the vertical connecting steel bar is connected with a grouting sleeve, and the top of the vertical connecting steel bar extends out of the shear wall; the vertical connecting steel bars and the vertical supporting steel bars are distributed in the shear wall in parallel and are arranged at intervals; the horizontal steel bars are uniformly arranged along the vertical direction of the shear wall, and the horizontal steel bars positioned at the top and below the grouting sleeve are positioned at the same side of the vertical supporting steel bars and the grouting sleeve and are fixedly connected with the vertical supporting steel bars and the grouting sleeve; the horizontal steel bars above the grouting sleeve are arranged between the vertical supporting steel bars and the vertical connecting steel bars and are fixedly connected with the vertical supporting steel bars and the vertical connecting steel bars; the tie bars are used for connecting and fixing two adjacent horizontal steel bars at the same height, and are fixed at the joint part of the horizontal steel bars and the vertical supporting steel bars or the vertical connecting steel bars.
2. The prefabricated shear wall structure according to claim 1, wherein the vertical connecting bars have a diameter of 16mm, the vertical supporting bars have a diameter of 6mm, and the distance between the vertical supporting bars and the vertical connecting bars is not more than 300mm.
3. A prefabricated shear wall structure according to claim 1, wherein the tie bars have a diameter of not less than 6mm and the spacing between adjacent tie bars is not greater than 600mm.
4. The prefabricated shear wall structure according to claim 1, wherein the tie bars are arranged in a rectangular shape along the wall surface, with one interface being spaced apart in the horizontal direction and two interfaces being spaced apart in the vertical direction.
5. A prefabricated shear wall structure according to claim 1, wherein the tops of the vertical connecting bars extend out of the shear wall and the embedded length in the upper connecting sleeve is not less than 8 times the diameter of the vertical connecting bars.
6. The prefabricated shear wall structure according to claim 1, wherein the grouting sleeve is of a cylindrical structure, a through hole is formed in the grouting sleeve, and an upper grouting hole and a lower grouting hole which are communicated with the through hole are formed in the side face of the grouting sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320960225.6U CN220100268U (en) | 2023-04-25 | 2023-04-25 | Prefabricated shear wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320960225.6U CN220100268U (en) | 2023-04-25 | 2023-04-25 | Prefabricated shear wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220100268U true CN220100268U (en) | 2023-11-28 |
Family
ID=88882477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320960225.6U Active CN220100268U (en) | 2023-04-25 | 2023-04-25 | Prefabricated shear wall structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220100268U (en) |
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2023
- 2023-04-25 CN CN202320960225.6U patent/CN220100268U/en active Active
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