CN212802098U - L-shaped cavity shear wall - Google Patents
L-shaped cavity shear wall Download PDFInfo
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- CN212802098U CN212802098U CN202021194319.XU CN202021194319U CN212802098U CN 212802098 U CN212802098 U CN 212802098U CN 202021194319 U CN202021194319 U CN 202021194319U CN 212802098 U CN212802098 U CN 212802098U
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Abstract
The utility model discloses a L type cavity shear force wall belongs to assembled building engineering technique and application. Comprises an inner wall surface and an outer wall surface which are vertically spliced; a cavity is formed between the inner side wall surface and the outer side wall surface, and structural steel bars are arranged in the cavity; a drawknot piece is arranged between the inner wall surface and the outer wall surface; the two ends of the pulling piece are respectively embedded into the inner side wall surface and the outer side wall surface, and the pulling piece comprises an angle pulling piece and a surface pulling piece. The structural steel bars comprise horizontally distributed steel bars and vertically distributed steel bars. The shear wall is horizontally provided with the steel bars and the angle drawknot pieces, so that the stability of the whole wall structure is improved, and the strength of the wall is improved; the assembled form-free member avoids manual formwork supporting and removing operations on a construction site, and even avoids later manual plastering operation; saving a large amount of labor and material cost.
Description
Technical Field
The utility model relates to an assembly type building engineering technique and application, concretely relates to L type cavity shear force wall.
Background
At present, a cast-in-place process is generally adopted in the construction of China, formwork erecting and formwork removing operations need to be carried out manually, plastering and other operations need to be carried out manually after a structural main body is poured and formed, a large amount of wood resources and labor cost are consumed in the construction of China every year, along with the reduction of the Chinese population, construction workers are fewer and fewer, the labor cost is higher and higher, and the traditional cast-in-place process is difficult to maintain the sustainable development of the Chinese construction industry.
Because of the limitation of standard standards, the precast concrete shear wall in the fabricated building in China generally only prefabricates a wall body part of the shear wall, and an edge component part of the shear wall needs to be finished by adopting a cast-in-place process in a construction site, so that one shear wall body is manufactured by two construction processes, the difficulty of site construction organization is increased, the cast-in-place edge component part can also consume template resources and labor cost, and the factors limit the development of the fabricated building in China.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides an exempt from to tear open template, efficiency is higher, the stronger L type cavity shear force wall of bearing capacity.
In order to achieve the above purpose, the present invention is realized by the following technical solutions:
an L-shaped cavity shear wall comprises an inner wall surface and an outer wall surface; the end parts of the inner side first surface and the inner side second surface are mutually and vertically connected to form an L-shaped inner side wall surface; the outer side wall surface comprises an outer side first surface and an outer side second surface, and the ends of the outer side first surface and the outer side second surface are mutually and vertically connected to form an L-shaped outer side wall surface; the inner first surface and the outer first surface are parallel to each other; the inner second face and the outer second face are parallel to each other; a cavity is formed between the inner side wall surface and the outer side wall surface; a drawknot piece is arranged between the inner side wall surface and the outer side wall surface; two ends of the pulling piece are respectively embedded into the inner side wall surface and the outer side wall surface; the pull joint comprises a face pull joint and a corner pull joint; the surface pull piece is vertical to the inner side wall surface and the outer side wall surface, and two ends of the angle pull piece are respectively embedded into the outer side first surface and the outer side second surface; structural steel bars are arranged in the cavity and comprise horizontally distributed steel bars and vertically distributed steel bars which can form a steel bar cage; edge connecting steel bars are arranged at two ends of the cavity; the edge connecting steel bars comprise vertical steel bars, additional connecting steel bars and stirrups; the length of the vertical reinforcing steel bars is greater than that of the vertical distribution reinforcing steel bars; the additional connecting steel bar is transversely movably arranged in the cavity.
Furthermore, the thickness of the inner wall surface and the thickness of the outer wall surface are both smaller than the width of the cavity.
Furthermore, the horizontally distributed reinforcing steel bars and the vertically distributed reinforcing steel bars are mutually fixed or movably connected.
Further, the fixed connection is welding.
Further, the movable connection is binding.
The utility model discloses L type cavity shear force wall, its beneficial effect lies in:
(1) this cavity shear force wall adopts a face drawknot spare to form the cavity with inboard wall and outside wall interconnect, and has increased the constructional reinforcement that can form the steel reinforcement cage inside the cavity, has increased whole wall structure's stability, has improved the intensity of wall body. And set up the angle drawknot spare on the outside wall, the angle drawknot spare further fixes the outside wall, and stability is strong, avoids the condition of splitting because of the unstability of outside wall in the follow-up grout in-process.
(2) And edge connecting steel bars are additionally arranged, so that the T-shaped cavity shear wall can be conveniently extended and connected in all directions, and the expansion is facilitated.
(3) The utility model discloses cavity shear force wall exempts from the artifical formwork, the operation of form removal from the job site for the assembly exempts from the form component of tearing open, has removed the artifical operation of plastering in later stage from even. The cavity is internally provided with horizontally distributed reinforcing steel bars and vertically distributed reinforcing steel bars, so that the reinforcing steel bars do not need to be manually bound on site, and a large amount of labor and material cost are saved. The L-shaped shear wall of the building is prefabricated as a whole, so that the situation that the cast-in-place and prefabrication processes are alternately performed in the fabricated building is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a top plan view of an embodiment of the present invention;
fig. 2 is a three-dimensional view of the present invention;
FIG. 3 is a schematic structural view of the present invention connected to the extension section;
1 inboard wall, 2 outside walls, 3 inboard first faces, 4 inboard second faces, 5 outside first faces, 6 outside second faces, 7 face drawknot pieces, 8 horizontal distribution reinforcing bars, 10 vertical distribution reinforcing bars, 11 angle drawknot pieces, 12 vertical reinforcing bars, 13 templates, 14 extension sections, 15 additional connecting reinforcement.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and accompanying drawings.
Example 1
An L-shaped cavity shear wall is shown in figures 1-3 and comprises an inner wall surface 1 and an outer wall surface 2; the inner side wall surface 1 and the outer side wall surface 2 are both provided with mutually vertical reinforcing ribs, the inner side wall surface 1 comprises an inner side first surface 3 and an inner side second surface 4, and the end parts of the inner side first surface 3 and the inner side second surface 4 are mutually vertically connected to form an L-shaped inner side wall surface 1; the outer wall surface 2 comprises an outer first surface 5 and an outer second surface 6, and the ends of the outer first surface 5 and the outer second surface 6 are mutually vertically connected to form an L-shaped outer wall surface 2; the inner first face 3 and the outer first face 5 are parallel to each other; the inner second face 4 and the outer second face 6 are parallel to each other; a cavity is formed between the inner side wall surface 1 and the outer side wall surface 2; a drawknot component is arranged between the inner side wall surface 1 and the outer side wall surface 2; the pulling piece comprises a surface pulling piece 7 and a corner pulling piece 11, and two ends of the surface pulling piece 7 are respectively embedded into the inner side wall surface 1 and the outer side wall surface 2; the surface drawknot piece 7 is vertical to the inner side wall surface 1 and the outer side wall surface 2, and two ends of the angle drawknot piece 11 are respectively embedded into the outer side first surface 5 and the outer side second surface 6; structural steel bars are arranged in the cavity and comprise horizontally distributed steel bars 8 and vertically distributed steel bars 10, and the horizontally distributed steel bars 8 and the vertically distributed steel bars 10 are mutually vertically staggered to form a steel bar cage; edge connecting steel bars are arranged at two ends of the cavity and comprise vertical steel bars 12, additional connecting steel bars 15 and stirrups; the length of the vertical rebars 12 is greater than the length of the vertical distribution rebars 10. The vertical steel bars 12 are mainly used for splicing connection in the vertical direction; the additional connecting steel bars 15 are mainly used for splicing and connecting the L-shaped shear wall in the horizontal direction; horizontal distribution reinforcing bar and vertical distribution reinforcing bar reciprocal anchorage or swing joint, if mode such as welding, build connection or ligature is connected, mainly used fixed can.
In this embodiment, the inner wall surface 1 and the outer wall surface 2 are both thin wall plates and are non-dismantling templates of a building wall body, after the wall body is constructed and hoisted in place at present, concrete is poured into the cavity to fill the cavity, the thin wall plates on two sides of the concrete are templates for concrete pouring, and the poured concrete and structural steel bars integrated in the cavity form a shear wall body bearing structural stress. After the concrete reaches the strength, the thin wall plate is used as a plastering layer or a decorative layer of the shear wall body, and the thin wall plate does not need to be dismantled. The materials used include, but are not limited to, cement-based composites, metals, and synthetic composites. All equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present disclosure.
In this embodiment, the structural steel bar can be configured according to the requirement of building structure construction drawing, the steel reinforcement cage that the vertical reinforcement and the stirrup constitute of structural steel bar and marginal component. The concrete quantity of reinforcing bar and shape of this embodiment only are used for explaining the utility model discloses, do not be used for the restriction the utility model discloses.
In this embodiment, the function of the surface fastener 7 is to connect two thin wall plates together and resist the lateral pressure in the concrete pouring process together, and the processing material used should have a certain tensile strength, including but not limited to metal or synthetic composite material, the specific shape in fig. 1-3 of the present invention is only used for explaining the present invention, and is not used for limiting the present invention.
In the present embodiment, the corner fastener 11 is mainly provided between the first outside surface and the second outside surface, and is mainly used to define the first outside surface and the second outside surface. The outboard first face and the outboard second face are typically assembled together by tooling. The outer wall surface can be further fixed through the angle drawknot piece 11, the stability is strong, and the condition of splitting caused by instability of the outer wall surface in the follow-up grouting process is avoided.
In this embodiment, the length of the inner first surface 3 of the inner wall surface 1 is greater than the length of the inner second surface 4, and the length of the outer first surface 5 of the outer wall surface 2 is greater than the length of the outer second surface 6, so the inner wall surface 1 and the outer wall surface 2 form an L shape, the inner first surface 3 and the inner second surface 4 are spliced in a manner including but not limited to orthogonal splicing, and the outer first surface 5 and the outer second surface 6 are spliced in a manner including but not limited to orthogonal splicing at other angles. All equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present disclosure.
In the utility model, as shown in fig. 2 and 3, the two straight walls on both sides of the "L" shape in the L-shaped cavity shear wall can be spliced into an extension section, the inner wall structure, the outer wall structure and the cavity structure of the extension section are the same as those of the "L" shape, an additional connecting steel bar 15 is arranged in the "L" shape straight wall, the additional connecting steel bar 15 is initially contracted in the cavity of the straight wall, and the additional connecting steel bar 15 is pulled out to extend into the extension section spliced with each other when the walls are spliced; when the extension section and the L-shaped straight section wall body are spliced, a vertical operation working face is arranged on the side face of the spliced position, the additional connecting steel bars 15 in the L-shaped straight section wall body cavity can extend into the wall body cavity of the extension section spliced with each other from the cavity of one of the L-shaped straight section wall bodies through the operation face, the steel bar connection work of the two wall bodies is completed, and then the vertical operation face is blocked by the template.
In the embodiment, the wall body is transported to the site in actual use, and is hoisted in place according to design requirements, and then concrete is poured into the cavity, so that the wall body is formed. Should be with before the concreting the utility model discloses the cavity opening part at wall body both ends is sealed up with the template.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (5)
1. The utility model provides a L type cavity shear force wall which characterized in that: comprises an inner wall surface and an outer wall surface; the end parts of the inner side first surface and the inner side second surface are mutually and vertically connected to form an L-shaped inner side wall surface; the outer side wall surface comprises an outer side first surface and an outer side second surface, and the ends of the outer side first surface and the outer side second surface are mutually and vertically connected to form an L-shaped outer side wall surface; the inner first surface and the outer first surface are parallel to each other; the inner second face and the outer second face are parallel to each other; a cavity is formed between the inner side wall surface and the outer side wall surface; a drawknot piece is arranged between the inner side wall surface and the outer side wall surface; two ends of the pulling piece are respectively embedded into the inner side wall surface and the outer side wall surface; the pull joint comprises a face pull joint and a corner pull joint; the surface pull piece is vertical to the inner side wall surface and the outer side wall surface, and two ends of the angle pull piece are respectively embedded into the outer side first surface and the outer side second surface; structural steel bars are arranged in the cavity and comprise horizontally distributed steel bars and vertically distributed steel bars which can form a steel bar cage; edge connecting steel bars are arranged at two ends of the cavity; the edge connecting steel bars comprise vertical steel bars, additional connecting steel bars and stirrups; the length of the vertical reinforcing steel bars is greater than that of the vertical distribution reinforcing steel bars; the additional connecting steel bar is transversely movably arranged in the cavity.
2. An L-shaped cavity shear wall as claimed in claim 1, wherein: the thickness of the inner wall surface and the thickness of the outer wall surface are both smaller than the width of the cavity.
3. An L-shaped cavity shear wall as claimed in claim 1, wherein: the horizontally distributed reinforcing steel bars and the vertically distributed reinforcing steel bars are mutually fixed or movably connected.
4. An L-shaped cavity shear wall as claimed in claim 3, wherein: the fixed connection is welding.
5. An L-shaped cavity shear wall as claimed in claim 3, wherein: the movable connection is binding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194319.XU CN212802098U (en) | 2020-06-24 | 2020-06-24 | L-shaped cavity shear wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194319.XU CN212802098U (en) | 2020-06-24 | 2020-06-24 | L-shaped cavity shear wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212802098U true CN212802098U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021194319.XU Active CN212802098U (en) | 2020-06-24 | 2020-06-24 | L-shaped cavity shear wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212802098U (en) |
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2020
- 2020-06-24 CN CN202021194319.XU patent/CN212802098U/en active Active
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