CN215166851U - Combined shear wall structure - Google Patents
Combined shear wall structure Download PDFInfo
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- CN215166851U CN215166851U CN202120950629.8U CN202120950629U CN215166851U CN 215166851 U CN215166851 U CN 215166851U CN 202120950629 U CN202120950629 U CN 202120950629U CN 215166851 U CN215166851 U CN 215166851U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 151
- 239000010959 steel Substances 0.000 claims abstract description 151
- 239000004567 concrete Substances 0.000 claims abstract description 62
- 230000002787 reinforcement Effects 0.000 claims abstract description 18
- 238000003466 welding Methods 0.000 claims description 17
- 239000002131 composite material Substances 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 12
- 210000003205 muscle Anatomy 0.000 abstract description 4
- 239000011150 reinforced concrete Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The application provides a combination shear wall structure, it includes: the shear wall body comprises a steel bar framework and concrete, and the steel bar framework is provided with horizontal ribs and vertical ribs; the first concrete filled steel tube end column is arranged at one end of the shear wall in the length direction; and the second concrete-filled steel tube end column is arranged at the other end of the shear wall in the length direction, the first concrete-filled steel tube end column and the second concrete-filled steel tube end column respectively comprise an end column steel tube and a connecting steel plate which is arranged on the outer wall of the end column steel tube and extends outwards, and the connecting steel plate is fixedly connected with the horizontal rib. Because the end post steel pipe is connected fixedly through the horizontal muscle of the connecting steel plate that extends and framework of steel reinforcement, can effectively provide the cooperation atress of shear force wall body, first steel pipe concrete end post and second steel pipe concrete end post, promote the ductility of combination shear force wall structure, this combination shear force wall structure's overall structure is simple simultaneously, and the steel volume is few, can realize high-rise, super high-rise building's the construction of doing the contrary on the basis of minor diameter stake.
Description
Technical Field
The utility model relates to a shear force wall technical field especially relates to a combination shear force wall structure.
Background
The shear wall is a component mainly playing a role in bearing and resisting earthquake in high-rise and super high-rise building structures, and the quality of the earthquake resistance of the shear wall can directly reflect the performance index of the whole building structure, so that the shear wall plays an important role.
Shear walls (shear walls), also commonly referred to as wind resistant walls, seismic walls or structural walls, can be broadly classified into two types, namely, planar shear walls and cylindrical shear walls. The plane shear wall is used in reinforced concrete beam slab structure, lifting slab structure and flat slab system. In order to increase the rigidity, strength and collapse resistance of the structure, the reinforced concrete shear wall can be cast in situ or prefabricated in some parts. The cast-in-place shear wall, the peripheral beams and the columns are simultaneously poured, and the integrity is good. The cylinder shear wall is used in high-rise buildings, high-rise structures and suspension structures and is formed by enclosing of partition walls of elevator rooms, staircases, equipment and auxiliary rooms, the cylinder wall is a cast-in-place reinforced concrete wall body, and the rigidity and the strength of the cylinder shear wall are higher than those of a plane shear wall in bearing of larger horizontal load.
At present, the common reinforced concrete shear wall has poor ductility, the pure steel plate shear wall has weak bearing capacity, and the steel plate concrete combined shear wall has complex structure and high steel consumption. On the other hand, underground space development is an effective means for urban sustainable development, and a reverse construction method is widely applied due to the advantages of environmental protection, social resource saving, construction period shortening and the like, but the application of the reverse construction method in high-rise and super high-rise buildings is always restricted, and one of the reasons is that shear wall members of the high-rise and super high-rise buildings are long and the reverse construction can be realized by adopting piles with ultra-large diameters.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, provide a solve ductility difference, structure complicacy, the big combination shear wall structure of the reverse construction degree of difficulty.
The purpose of the utility model is realized through the following technical scheme:
a composite shear wall structure, comprising:
the shear wall body comprises a steel bar framework and concrete, and the steel bar framework is provided with a horizontal rib;
the first concrete filled steel tube end column is arranged at one end of the shear wall in the length direction; and
the second concrete-filled steel tube end column is arranged at the other end of the shear wall in the length direction, the first concrete-filled steel tube end column and the second concrete-filled steel tube end column respectively comprise end column steel tubes and connecting steel plates which are arranged on the outer walls of the end column steel tubes and extend outwards, and the connecting steel plates are fixedly connected with the horizontal ribs.
In one embodiment, the connecting steel plate and the horizontal rib are fixedly connected through welding.
In one embodiment, the connection steel plate comprises a steel plate body, and a first wing plate and a second wing plate which are arranged on the same side face of the steel plate body at opposite intervals, wherein a welding groove is defined by the first wing plate, the steel plate body and the second wing plate, and the end part of the horizontal rib is embedded in the welding groove and is fixedly bonded with the first wing plate, the steel plate body and the second wing plate in a three-sided welding mode.
In one embodiment, the horizontal ribs are provided with two connecting steel plates which are transversely arranged side by side in the same height horizontal plane, the two connecting steel plates are arranged at intervals on one side of the end column steel pipe facing the steel bar framework, and the horizontal ribs and the connecting steel plates are fixedly connected in a one-to-one correspondence mode.
In one embodiment, the steel reinforcement framework further comprises a plurality of vertical ribs, the horizontal ribs are arranged in parallel at intervals along the height direction of the shear wall body, and the vertical ribs and the horizontal ribs are respectively connected and fixed.
In one embodiment, the reinforcement cage further has a horizontal bar, one end of the horizontal bar is fixedly connected to one of the horizontal bars in the same height level plane, and the other end of the horizontal bar is fixedly connected to the other horizontal bar in the same height level plane.
In one embodiment, the combined shear wall structure further comprises shear studs, and the shear studs are arranged on the end post steel tubes and are fixedly connected with the concrete of the shear wall body.
In one embodiment, the outer surface of the concrete of the shear wall body is flush with the outer side wall of the connecting steel plate.
In one embodiment, the first concrete filled steel tube end column and the second concrete filled steel tube end column are arranged in any one of a rectangular structure, an L-shaped structure, a T-shaped structure or a special-shaped structure.
Compared with the prior art, the utility model discloses at least, following advantage has:
when the combined shear wall structure is constructed, the first concrete-filled steel tube end column and the second concrete-filled steel tube end column are respectively installed on two sides of the shear wall in the length direction, then the connecting steel plate is installed on the outer wall of the end column steel tube, and the connecting steel plate is fixedly connected with the horizontal rib of the steel reinforcement framework, so that the shear wall body, the first concrete-filled steel tube end column and the second concrete-filled steel tube end column can be integrally constructed and combined. Because the end post steel pipe is connected fixedly through the horizontal muscle of the connecting steel plate that extends and framework of steel reinforcement, can effectively improve the cooperation atress of shear force wall body, first steel pipe concrete end post and second steel pipe concrete end post, promote the ductility of combination shear force wall structure, this combination shear force wall structure's overall structure is simple simultaneously, and the steel volume is few, can realize the construction of high-rise, super high-rise building on the basis of minor diameter stake.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a combined shear wall structure according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of a combined shear wall structure according to a second embodiment of the present invention;
fig. 3 is a schematic structural view of a combined shear wall structure according to a third embodiment of the present invention;
fig. 4 is a schematic structural view of a combined shear wall structure according to a fourth embodiment of the present invention;
fig. 5 is a schematic structural diagram of a shear wall structure constructed by a reverse construction method according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a shear wall structure constructed by a reverse construction method according to another embodiment of the present invention.
Description of reference numerals:
10. a shear wall body; 11. horizontal ribs; 12. vertical ribs; 20. a first concrete filled steel tube end column; 30. a second concrete filled steel tube end column; 40. end post steel tubes; 50. connecting steel plates; 60. shear resistant studs; 70. a reference layer; 80. drilling; 90. a reinforcement cage; 200. pile foundation concrete; 300. concrete in the steel tube; 400. a reference layer transfer beam; 500. shear wall cushion cap.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 4, a combined shear wall structure according to an embodiment of the present application includes: shear wall body 10, first concrete filled steel tube end column 20, and second concrete filled steel tube end column 30. Specifically, the shear wall body 10 is a pure reinforced concrete wall. The first 20 and second 30 concrete filled steel end pillars comprise an outer end pillar steel tube 40 and end pillar steel tube 40 inner concrete cast within the end pillar steel tube 40.
The shear wall body 10 comprises a steel reinforcement framework and concrete, and the steel reinforcement framework is provided with a horizontal rib 11; the first concrete filled steel tube end column 20 is arranged at one end of the shear wall body 10 in the length direction; the second concrete filled steel tube end column 30 is arranged at the other end of the shear wall body 10 in the length direction, the first concrete filled steel tube end column 20 and the second concrete filled steel tube end column 30 both comprise an end column steel tube 40 and a connecting steel plate 50 which is arranged on the outer wall of the end column steel tube 40 and extends outwards, and the connecting steel plate 50 is fixedly connected with the horizontal rib 11.
Compared with the prior art, the utility model discloses at least, following advantage has: when the combined shear wall structure of the above scheme is constructed, the first concrete-filled steel tube end column 20 and the second concrete-filled steel tube end column 30 are respectively installed on two sides of the shear wall body 10 in the length direction, then the connecting steel plate 50 is installed on the outer wall of the end column steel tube 40, and the connecting steel plate 50 is connected and fixed with the horizontal rib 11 of the steel reinforcement framework, so that the shear wall body 10, the first concrete-filled steel tube end column 20 and the second concrete-filled steel tube end column 30 can be constructed and combined into a whole. Because the end post steel tube 40 is fixedly connected with the horizontal rib 11 of the steel reinforcement framework through the extending connecting steel plate 50, the cooperative stress of the shear wall body 10, the first concrete filled steel tube end post 20 and the second concrete filled steel tube end post 30 can be effectively improved, the ductility of the combined shear wall structure is improved, meanwhile, the combined shear wall structure is simple in overall structure and small in steel consumption, and reverse construction of high-rise and super high-rise buildings can be realized on the basis of small-diameter piles.
In some embodiments, it is preferable that the connecting steel plate 50 and the horizontal rib 11 are fixed by welding. By adopting the connection mode of welding, the connecting steel plate 50 and the horizontal rib 11 can be connected into an integral structure, the bonding strength is higher, and the cooperative stress performance is stronger.
Of course, in other embodiments, the connecting steel plate 50 and the horizontal bar 11 may be connected by binding, banding, screwing, or the like.
Further, in still another embodiment, the connecting steel plate 50 includes a steel plate body and a first wing plate and a second wing plate which are oppositely arranged at an interval on the same side of the steel plate body, the first wing plate, the steel plate body and the second wing plate enclose a welding groove, the end of the horizontal rib 11 is embedded in the welding groove, and three-sided welding is formed between the horizontal rib and the first wing plate, the steel plate body and the second wing plate.
Form trilateral subsides welding through welding between groove and the horizontal muscle 11 and be connected, increased welding area by a wide margin, promoted joint strength and reliability. Of course, in other embodiments, the connection steel plate 50 may also be a cylindrical structure, the horizontal rib 11 is directly inserted into the cylindrical cavity of the connection steel plate 50, and the entire peripheral wall of the horizontal rib 11 is attached to the inner cylindrical wall of the connection steel plate 50, so that the welding area can be further increased, and the connection strength can be improved.
With reference to fig. 1 to 4, in addition to any of the above embodiments, two horizontal bars 11 are disposed in parallel in the same height and horizontal plane, two connecting steel plates 50 are disposed, and are horizontally spaced apart from each other on the side of the end column steel pipe 40 facing the steel skeleton, and the horizontal bars 11 and the connecting steel plates 50 are connected and fixed in a one-to-one correspondence.
Two connection steel sheet 50 and horizontal muscle 11 are left and right sides and separate the setting, can make first concrete filled steel tube end post 20 and second concrete filled steel tube end post 30 more even with the connection atress of shear force wall body 10 after welded fastening again, and it is higher to connect the reliability.
The steel bar framework is further provided with vertical bars 12, the horizontal bars 11 are arranged in a plurality of rows and are arranged side by side along the height direction of the shear wall body 10 at intervals, and the vertical bars 12 and the horizontal bars 11 are respectively connected and fixed. The horizontal ribs 11 and the vertical ribs 12 which are connected in a staggered mode can greatly improve the structural performance and stability of the steel reinforcement framework, the bearing performance of the combined shear wall is improved, and the combined shear wall is suitable for high-rise and super high-rise building large-load occasions.
Furthermore, the steel reinforcement framework is also provided with a horizontal connecting bar, one end of the horizontal connecting bar is fixedly connected with one of the horizontal bars 11 in the same height horizontal plane, and the other end of the horizontal connecting bar is fixedly connected with the other horizontal bar 11 in the same height horizontal plane. So can further improve framework of steel reinforcement's overall structure performance and stability to increase framework of steel reinforcement and shear force wall concrete's combined area.
With reference to fig. 1 to 4, in addition, based on any of the above embodiments, the combined shear wall structure further includes shear studs 60, and the shear studs 60 are disposed on the end pillar steel tubes 40 and are connected and fixed with the shear wall concrete of the shear wall body 10. The shear bolts, the connecting steel plates 50 and the horizontal ribs 11 increase the cooperative stress capacity of the shear wall body 10, the first concrete filled steel tube end column 20 and the second concrete filled steel tube end column 30 together, and the ductility of the combined shear wall structure is improved.
In some embodiments, the outer concrete surface of the shear wall body 10 is flush with the outer side wall of the connecting steel plate 50. Therefore, the appearance attractiveness of the combined shear wall structure is guaranteed, stress concentration parts formed by the steps, the grooves and other structures are avoided, and the potential safety hazard of the structure is eliminated.
Referring to fig. 1 to 4, the first concrete filled steel tube end column 20 and the second concrete filled steel tube end column 30 are configured to be any one of a rectangular structure, an L-shaped structure, a T-shaped structure, or a special-shaped structure according to actual needs and design structure and style requirements of a building. Therefore, the application range of the combined shear wall structure can be effectively expanded.
Fig. 5 is a diagram of a real object of a composite shear wall constructed by the reverse construction method.
Further, fig. 6 is a physical diagram of a two-story basement, and the reference story 70 is the first story. The basement adopts a reverse construction method of a combined shear wall, and the steps of the method are as follows: the method comprises the steps of starting pile foundation drilling 80 from a reference layer 70 → installing a pile foundation reinforcement cage 90 and a combined shear wall end column steel tube 40 → pouring pile foundation concrete 200 → pouring concrete in the combined shear wall end column steel tube 40 → constructing a reference layer transfer beam 400 → constructing a shear wall above the reference layer 70, synchronously excavating an underground one-layer earthwork → constructing an underground one-layer transfer beam → constructing an underground one-layer reinforced concrete shear wall → excavating an underground two-layer earthwork, and constructing a combined shear wall bearing platform 500 → constructing an underground two-layer reinforced concrete shear wall.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A composite shear wall structure, comprising:
the shear wall body comprises a steel bar framework and concrete, and the steel bar framework is provided with a horizontal rib;
the first concrete filled steel tube end column is arranged at one end of the shear wall in the length direction; and
the second concrete-filled steel tube end column is arranged at the other end of the shear wall in the length direction, the first concrete-filled steel tube end column and the second concrete-filled steel tube end column respectively comprise end column steel tubes and connecting steel plates which are arranged on the outer walls of the end column steel tubes and extend outwards, and the connecting steel plates are fixedly connected with the horizontal ribs.
2. The composite shear wall structure of claim 1, wherein the connecting steel plates are fixed to the horizontal ribs by tack welding.
3. The combined shear wall structure according to claim 2, wherein the connecting steel plate comprises a steel plate body, and a first wing plate and a second wing plate which are arranged on the same side surface of the steel plate body at opposite intervals, the first wing plate, the steel plate body and the second wing plate are enclosed to form a welding groove, and the end part of the horizontal rib is embedded in the welding groove and is fixedly bonded with the first wing plate, the steel plate body and the second wing plate in a three-sided welding mode.
4. The combined shear wall structure according to claim 1, wherein the horizontal ribs are provided with two pieces arranged side by side in the horizontal plane at the same height, the connecting steel plates are provided with two pieces, the horizontal ribs are arranged on one side of the end column steel pipe facing the reinforcement cage at intervals, and the horizontal ribs and the connecting steel plates are connected and fixed in a one-to-one correspondence manner.
5. The combined shear wall structure according to claim 4, wherein the steel reinforcement framework is further provided with a plurality of vertical ribs, the horizontal ribs are arranged side by side at intervals along the height direction of the shear wall body, and the vertical ribs are respectively connected and fixed with the horizontal ribs.
6. The composite shear wall structure of claim 5, wherein the steel reinforcement framework further comprises a horizontal bar, one end of the horizontal bar is fixedly connected with one of the horizontal bars in the same height horizontal plane, and the other end of the horizontal bar is fixedly connected with the other horizontal bar in the same height horizontal plane.
7. The composite shear wall structure of claim 1, further comprising shear studs disposed on the end post steel tubes and connected and fixed with the concrete of the shear wall body.
8. A composite shear wall structure according to claim 1, wherein the outer concrete surface of the shear wall body is flush with the outer side wall of the connector steel plate.
9. The composite shear wall structure of claim 1, wherein the first concrete filled steel end column and the second concrete filled steel end column are arranged in any one of a rectangular structure, an L-shaped structure, a T-shaped structure or a profiled structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120950629.8U CN215166851U (en) | 2021-05-06 | 2021-05-06 | Combined shear wall structure |
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| CN202120950629.8U CN215166851U (en) | 2021-05-06 | 2021-05-06 | Combined shear wall structure |
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| CN215166851U true CN215166851U (en) | 2021-12-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062498A (en) * | 2021-05-06 | 2021-07-02 | 中交第四航务工程勘察设计院有限公司 | Combined shear wall structure and its inverse construction method |
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- 2021-05-06 CN CN202120950629.8U patent/CN215166851U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062498A (en) * | 2021-05-06 | 2021-07-02 | 中交第四航务工程勘察设计院有限公司 | Combined shear wall structure and its inverse construction method |
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