CN214574910U - Built-in double-deck profiled sheet concrete composite shear wall - Google Patents
Built-in double-deck profiled sheet concrete composite shear wall Download PDFInfo
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- CN214574910U CN214574910U CN202120532807.5U CN202120532807U CN214574910U CN 214574910 U CN214574910 U CN 214574910U CN 202120532807 U CN202120532807 U CN 202120532807U CN 214574910 U CN214574910 U CN 214574910U
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Abstract
The utility model discloses a built-in double-layer profiled steel sheet concrete combined shear wall, which belongs to the technical field of shear walls and comprises a concrete shear wall, wherein a vertically arranged double-layer profiled steel sheet is built in the concrete shear wall, the double-layer profiled steel sheet comprises two closed profiled steel sheets arranged at intervals in a mirror image manner, the closed ends of the two closed profiled steel sheets are opposite, and the two closed profiled steel sheets are connected through a connecting piece arranged at intervals; interlayer and connecting piece that double-deck profiled sheet formed can play fine confining force to the concrete of inside, and under the effect of closing, outside concrete also can be by fine drawknot, thereby the wholeness of the inside and outside concrete of double-deck profiled sheet has been guaranteed, outside concrete can give the outer protection of closing type profiled sheet simultaneously, avoid the steel sheet directly to expose the problem that has easy bucking and fire behavior poor outside, show the bearing capacity who improves concrete shear force wall, anti deformability and anti-seismic performance.
Description
Technical Field
The utility model relates to a shear force wall technical field especially relates to a built-in double-deck profiled sheet concrete composite shear wall.
Background
The shear wall is a main lateral force resistant component of a high-rise building structure, better requirements are provided for the performance of the shear wall along with the continuous increase of the building height, and the steel plate concrete combined shear wall is widely researched and applied in order to meet the requirements of the structure height and the structure performance. The steel plate concrete combined shear wall mainly comprises two types, namely a concrete combined shear wall with a built-in steel plate and a double steel plate wrapped outside the concrete shear wall, and the anti-seismic performance of the combined shear wall is greatly improved, but the combined shear wall has a plurality of corresponding defects. In the steel plate concrete combined shear wall, in order to realize the cooperative work of the steel plate and the concrete, a large number of studs are usually required to be arranged on the steel plate, but even if a large number of studs are arranged, the constraint effect of the built-in steel plate on the concrete is still very limited, and the combined shear wall of the built-in steel plate is only inferior to the combined shear wall of the outer steel plate concrete in the anti-seismic performance. After the outer-wrapping double-steel-plate-concrete combined shear wall is laterally and greatly deformed, the steel plates can be outwards bent and bulged, so that the constraint on the internal concrete is reduced, and the later-stage bearing capacity can be rapidly reduced; and the steel plate wrapping the steel plate has the defects of poor fire resistance, low durability and the like. Based on the problems, the externally-wrapped closed profiled steel plate concrete combined shear wall is provided, the closed openings of the two closed profiled steel plates oppositely wrap the concrete so as to reduce the condition that the steel plates are bent outwards, but the combined shear wall still has the problems that the outer steel plates are easy to bend and the fireproof performance is poor, the constraint effect on the concrete is correspondingly reduced when the thickness of the wall body is larger, the connection of the steel plates along the length direction of the wall body is also the problem, and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and providing a built-in double-layer profiled steel plate concrete combined shear wall, wherein two closed profiled steel plates are arranged in the concrete shear wall in a closed back-to-back manner, after concrete pouring is carried out inside and outside the two closed profiled steel plates, an interlayer and a connecting piece formed by the double-layer profiled steel plates can play a good constraint force on the concrete inside, and meanwhile, under the action of the closed, the external concrete can be well tied, so that the integrity of the concrete inside and outside the double-layer profiled steel plates is ensured; meanwhile, the outer layer of the closed profiled steel sheet can be protected by the external concrete, so that the problems of easy buckling and poor fireproof performance of the steel sheet directly exposed outside are avoided, and the bearing capacity, the deformation resistance and the cutting resistance of the concrete shear wall are obviously improved.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a built-in double-deck profiled sheet concrete combination shear wall, including the concrete shear wall, the concrete shear wall is built-in has the double-deck profiled sheet of vertical setting, double-deck profiled sheet includes the closed profiled sheet that two interval mirror images set up, two the closed of closed profiled sheet is carried on the back mutually, and two connect through the connecting piece that the interval set up between the closed profiled sheet.
Preferably, the end of the concrete shear wall is provided with an end post or a hidden post.
Preferably, the end post or the hidden post is internally provided with vertically arranged section steel or steel pipes, and the section steel or the steel pipes are fixedly connected with the end of the double-layer profiled steel sheet.
Preferably, the section steel is I-shaped steel, H-shaped steel or channel steel.
Preferably, the steel pipe is a square steel pipe or a round steel pipe.
Preferably, the end post or the hidden post is made of common concrete or a high-toughness concrete post.
Preferably, the high-toughness concrete column is doped with fibers.
Preferably, the connecting piece can adopt a steel bar, a steel plate, a stud or a split bolt.
The utility model discloses for prior art gain following technological effect:
1. the utility model discloses in concrete composite shear wall vertical built-in have two closed profiled sheet, two closed profiled sheet mirror image settings and the back of the mouth is carried on one's back outwards, when two closed profiled sheet inside and outside both sides all pour the concrete, because closed profiled sheet plane outer and in all have great rigidity, form the restraint space between the two-layer closed profiled sheet, can fully exert the good mechanics and the deformability of restraint concrete; the concrete on the outer side of the closed profiled steel sheet can play a good role in pulling and connecting through the closed part, so that the outer concrete and the closed profiled steel sheet can cooperatively deform under the action of the closed profiled steel sheet, and meanwhile, the two closed profiled steel sheets wrapped by the concrete can avoid out-of-plane buckling and drum bending in different forms, so that the advantages of large energy consumption in the plane and the like are fully exerted; the closed profiled steel sheet is wrapped by concrete, so that the problem that the closed profiled steel sheet is poor in fireproof performance when being directly exposed outside can be solved; the connecting piece that the interval between two closed profiled steel sheets set up closely links concrete wallboard and profiled steel sheet and the combined work, effectively improves the atress performance of concrete wallboard, avoids concrete wallboard compression damage back to peel off. The formed concrete combined shear wall has the advantages of strong bearing capacity, high rigidity, excellent anti-seismic performance, strong applicability and the like, can be used as a bearing and anti-seismic wall, is suitable for high-rise and super high-rise buildings, and has practical popularization value and significance.
2. The utility model discloses built-in shaped steel or the steel pipe that has vertical setting in the end post or the hidden post at well concrete combination shear wall both ends, it is fine to have, shaped steel or steel pipe and double-deck profiled sheet's end fixed connection simultaneously, make intermediate layer between the double-deck profiled sheet and shaped steel or steel pipe form confined space to effectual concrete wall to the space retrains, form a rectangle structure after double-deck profiled sheet and shaped steel or steel pipe connection simultaneously, can improve double-deck profiled sheet's structural strength.
3. The utility model discloses well end post or dark post have adopted high tenacity concrete, can show and promote concrete limit tension and compression and meet an emergency, with shaped steel or steel pipe combination back, form the combination of the good low damage of performance, high power consumption, show to improve shear wall structure bearing capacity weak, anti-seismic performance is poor and easily take place the technical problem of fragile destruction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 labor.
FIG. 1 is a schematic structural view of a built-in double-laminated steel plate concrete combined shear wall;
fig. 2 is a schematic perspective view of a double-layered profiled steel sheet.
Description of reference numerals: 1. a concrete shear wall; 2. a closed profiled steel sheet; 3. closing the opening; 4. a stud; 5. i-shaped steel; 6. end posts or dark posts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment provides a built-in double-deck profiled sheet concrete combination shear wall, as shown in fig. 1 to 2, including concrete shear wall 1, concrete shear wall 1 embeds there is the double-deck profiled sheet of vertical setting, double-deck profiled sheet is by two closed profiled sheet 2, two closed profiled sheet 2 are certain spaced mirror image setting, its interval is according to the thickness decision of predesigned concrete wall, the 3 closedly of two closed profiled sheet 2 back of the body mutually, the interval sets up the connecting piece between two closed profiled sheet 2 simultaneously, connect two closed profiled sheet 2 through the connecting piece, then form concrete shear wall 1 after two closed profiled sheet 2 inside and outside pouring concrete. The concrete wall between the two closed profiled steel sheets 2 is tightly connected by the connecting piece between the two closed profiled steel sheets 2, and then under the common constraint of the interlayer formed by the connecting piece and the two closed profiled steel sheets 2, the excellent mechanical property and the deformation resistance of the concrete wall can be effectively improved, and the shearing resistance is improved. Meanwhile, the concrete wall on the outer side can cooperatively deform under the combined action of the closed profiled steel plates 2 under the pulling and tying of the closed 3 of the closed profiled steel plates 2, the closed profiled steel plates 2 are wrapped in the concrete shear wall 1, and the outer plane buckling of different forms can be avoided under the protection and support of the concrete wall on the inner side and the outer side, and meanwhile, the closed profiled steel plates 2 have higher rigidity outside and in the plane, so that the closed profiled steel plates 2 built in the concrete shear wall 1 can also obviously improve the overall deformation resistance and the shock resistance of the inner concrete shear wall 1, and the concrete shear wall 1 and the closed profiled steel plates 2 interact with each other to obviously improve the structural strength of the concrete shear wall 1.
In this embodiment, as shown in fig. 1 to 2, the end of the concrete shear wall 1 is further provided with an end post or a hidden post 6.
Further, in this embodiment, as shown in fig. 1 to fig. 2, a vertically arranged section steel or steel pipe is disposed in the end post or the hidden post 6, and the section steel or the steel pipe is fixedly connected with the end of the double-layer profiled steel sheet, and the fixing manner may be welding or bolt connection. Form the skeleton of a closed rectangle structure after shaped steel or steel pipe and closed type profiled sheet 2 combine, form closed space in the rectangle structure skeleton, show the confining force who has improved inside concrete wall through closed space, effectively improve the combined shear wall at the shock resistance, and closed rectangle skeleton, then show the skeleton bulk strength that has improved for the skeleton that originally is only two closed type profiled sheet 2, then can improve the bearing capacity of shear wall structure after connecting, anti deformability and anti-seismic performance.
Further, in the embodiment, section steel is selected as a framework of the end post or the hidden post 6, the section steel is i-shaped steel 5, H-shaped steel or channel steel, and when the i-shaped steel 5 and the H-shaped steel are selected, the plate surfaces of flange plates of the i-shaped steel 5 and the H-shaped steel are connected with the end of the closed profiled steel plate 2; when the channel steel is selected, the notch of the channel steel is punched out, and the outer wall of the bottom of the groove is connected with the end of the closed profiled steel plate 2.
Further, in this embodiment, select for use the steel pipe as end post or the skeleton of dark post 6, the steel pipe is square steel pipe or circular steel tube, when electing with square steel pipe or circular steel tube, with the end welding of closed profiled steel sheet 2 or bolted connection in the both sides of square steel pipe or circular steel tube, when adopting square steel pipe and circular steel tube, concrete also need pour in the intraductal concrete of square steel pipe and circular steel tube simultaneously.
In this embodiment, as shown in fig. 1 to 2, the end post or the hidden post 6 is a common concrete post or a high-toughness concrete post, and the high-toughness concrete post is cast by using high-toughness concrete (ECC), steel fiber concrete (frpc), Ultra High Performance Concrete (UHPC), or the like. The high-toughness concrete has the advantages of high compressive strength, strong deformation resistance, high density and low porosity. The high-strength concrete has the greatest characteristics of high compressive strength and small deformation, and the high-toughness concrete column can improve the seismic performance of the shear wall, improve the rigidity of the member, and greatly improve the deformation performance and the energy consumption capacity of the shear wall.
Further, in this embodiment, when the end post or the hidden post 6 is cast using high-toughness concrete, the fiber is doped into the high-toughness concrete, so that the high-toughness concrete post can be prevented from cracking, thereby improving crack resistance, and simultaneously, the tensile strength, bending resistance and toughness of the concrete can be improved due to the high tensile strength and high elongation of the fiber.
Further, in this embodiment, the connecting member may be a steel bar, a steel plate, a stud 4 or a split bolt. In order to improve the shearing resistance of the concrete shear wall 1, the connecting piece can preferably be a split bolt which penetrates through the two closed profiled steel plates 2, and the concrete wall between the two closed profiled steel plates 2 is fastened in an interlayer between the two closed profiled steel plates 2 through the split bolt; the split bolts tightly connect the concrete wall and the closed profiled steel sheet 2 and work together, and the split bolts and the closed profiled steel sheet 2 can restrain the concrete wallboard, effectively improve the stress performance of the concrete wallboard and avoid peeling off after the concrete wallboard is damaged by pressure.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. The utility model provides a built-in double-deck profiled sheet concrete combination shear wall, a serial communication port, including the concrete shear wall, the concrete shear wall is built-in has the double-deck profiled sheet of vertical setting, double-deck profiled sheet includes the closed profiled sheet that two interval mirrors set up, two the closed profiled sheet close the mouth mutually back of the body, and two connect through the connecting piece that the interval set up between the closed profiled sheet.
2. The built-in double-layer profiled steel sheet concrete composite shear wall of claim 1, wherein the end of the concrete shear wall is provided with an end post or a hidden post.
3. The built-in double-layer profiled steel plate concrete combined shear wall according to claim 2, wherein the end post or the hidden post is internally provided with vertically arranged section steel or steel pipe, and the section steel or the steel pipe is fixedly connected with the end of the double-layer profiled steel plate.
4. The built-in double-layer profiled steel sheet concrete composite shear wall of claim 3, wherein the section steel is I-shaped steel, H-shaped steel or channel steel.
5. The built-in double-layer profiled steel sheet concrete composite shear wall of claim 3, wherein the steel pipe is a square steel pipe or a round steel pipe.
6. The built-in double-layer profiled steel sheet concrete composite shear wall according to any one of claims 2 to 5, wherein the end columns or the hidden columns are general concrete or high-toughness concrete columns.
7. The built-in double-layer profiled steel sheet concrete composite shear wall of claim 6, wherein the high-toughness concrete column is doped with fibers.
8. The wall of claim 1, wherein the connecting members are steel bars, steel plates, studs or split bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120532807.5U CN214574910U (en) | 2021-03-15 | 2021-03-15 | Built-in double-deck profiled sheet concrete composite shear wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120532807.5U CN214574910U (en) | 2021-03-15 | 2021-03-15 | Built-in double-deck profiled sheet concrete composite shear wall |
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| CN214574910U true CN214574910U (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120532807.5U Expired - Fee Related CN214574910U (en) | 2021-03-15 | 2021-03-15 | Built-in double-deck profiled sheet concrete composite shear wall |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351898A (en) * | 2022-01-20 | 2022-04-15 | 西安建筑科技大学 | Corrugated steel plate concrete combined shear wall with concealed columns |
| CN116480044A (en) * | 2023-06-26 | 2023-07-25 | 北京工业大学 | Form removal-free steel bar truss single steel plate-concrete combined shear wall |
-
2021
- 2021-03-15 CN CN202120532807.5U patent/CN214574910U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351898A (en) * | 2022-01-20 | 2022-04-15 | 西安建筑科技大学 | Corrugated steel plate concrete combined shear wall with concealed columns |
| CN116480044A (en) * | 2023-06-26 | 2023-07-25 | 北京工业大学 | Form removal-free steel bar truss single steel plate-concrete combined shear wall |
| CN116480044B (en) * | 2023-06-26 | 2023-11-10 | 北京工业大学 | Form removal-free steel bar truss single steel plate-concrete combined shear wall |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20211102 |