CN211923095U - Three-dimensional shear-resistant reinforced concrete shear wall - Google Patents

Three-dimensional shear-resistant reinforced concrete shear wall Download PDF

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Publication number
CN211923095U
CN211923095U CN202020129951.XU CN202020129951U CN211923095U CN 211923095 U CN211923095 U CN 211923095U CN 202020129951 U CN202020129951 U CN 202020129951U CN 211923095 U CN211923095 U CN 211923095U
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China
Prior art keywords
shear wall
shear
shaped section
wall
steel
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CN202020129951.XU
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Chinese (zh)
Inventor
徐金俊
骆朝辉
黄新良
刘遵良
汪小鹏
毛德灿
陈宗平
薛建阳
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Zhejiang Hanlin Architectural Design Co ltd
Nanjing Tech University
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Zhejiang Hanlin Architectural Design Co ltd
Nanjing Tech University
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Abstract

The utility model discloses a three-dimensional shear-resistant reinforced concrete shear wall, which comprises an L-shaped section shear wall, a T-shaped section shear wall and a cross-shaped section shear wall; the end parts of the body wall limbs of the L-shaped section shear wall, the T-shaped section shear wall and the cross-shaped section shear wall are all wrapped by U-shaped section steel, and the U-shaped section steel is anchored by drilling holes in the walls and penetrating bolts; the shear wall body is uniformly divided into a plurality of equal square unit modules from top to bottom, a square steel plate is embedded in the center of each square unit module in a drilling mode, and the square steel plates are connected with the shear wall body in a penetrating mode through high-strength bolts; the square steel plates are connected with the vertexes of the square unit modules in a welding mode through the oblique shear-resistant steel plates. The utility model has the characteristics of simple structure, pass power clearly and definitely, save steel, and can improve the bearing capacity that shears of concrete shear force wall and keep certain wholeness and anti-seismic performance.

Description

Three-dimensional shear-resistant reinforced concrete shear wall
Technical Field
The utility model belongs to the technical field of structural engineering, concretely relates to three-dimensional shear reinforcement's concrete shear force wall.
Background
With the continuous promotion of the urbanization process in China, various large and medium-sized cities emerge hot tides of high-rise buildings, wherein the concrete shear wall structure is an important structural system for resisting horizontal load, and is paid much attention due to the excellent lateral resistance, so that the concrete shear wall structure has strong shear-resisting bearing capacity and good anti-seismic performance. Earthquake damage investigation and scientific research finding: if the design is improper, the concrete shear wall under the earthquake action is easy to have a mode of shearing type damage due to insufficient shearing resistance, so that the anti-seismic performance of the whole structure is weakened, and the corresponding performance requirements cannot be met. In order to solve the problem, the utility model provides a concrete shear force wall shear reinforcement technique adopts shaped steel or steel sheet to shear the reinforcement to concrete shear force wall, shares the inside shear force of structure that horizontal load arouses to improve the ability of shearing of concrete shear force wall. The application of the technology can improve the quality of the built engineering, enhance the seismic performance of the shear wall structure, simultaneously the reinforcement technology has the advantages of simple structure, quick construction/repair and the like, and the economic benefit and the social benefit are good.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at overcoming prior art not enough, provide a three-dimensional reinforced concrete shear force wall that shears, adopt shaped steel or steel sheet reinforcement concrete shear force wall limb, have the advantage that construction operation is simple and convenient, the wholeness is good, anti-seismic performance is strong, solved the earthquake-resistant region concrete shear force wall and easily sheared fracture and the poor problem of ability of shearing.
The utility model adopts the technical proposal that: a three-dimensional shear-resistant reinforced concrete shear wall comprises an L-shaped section shear wall, a T-shaped section shear wall and a cross-shaped section shear wall;
the end parts of the body wall limbs of the L-shaped section shear wall, the T-shaped section shear wall and the cross-shaped section shear wall are all wrapped by U-shaped section steel, and the U-shaped section steel is anchored by drilling holes in the walls through bolts, so that the connection mode can improve the overall shear strength of the shear wall and has a certain protection effect on the outer wall body;
an L-shaped angle steel is arranged at the internal corner of the L-shaped section shear wall, a back limb L-shaped angle steel is arranged at the external corner of the L-shaped section shear wall, and the L-shaped section shear wall is anchored through bolts; an L-shaped angle steel is arranged at the internal corner of the T-shaped section shear wall, and a vertical steel plate is arranged on the outer side of the wall flange and anchored through bolts; l-shaped angle steel is arranged at the internal corner of the cross-shaped section shear wall and anchored by bolts;
the shear wall body is uniformly divided into a plurality of equal square unit modules from top to bottom, a square steel plate is embedded in the center of each square unit module in a drilling mode, and the square steel plates are connected with the shear wall body in a penetrating mode through high-strength bolts; the square steel plates are connected with the vertexes of the square unit modules in a welding mode through the oblique shear-resistant steel plates.
Preferably, the height of the square unit module is 1 time of the height of each side limb.
Preferably, the thickness of the shear-resistant steel plate is 10-30 mm.
Preferably, the height of the web plate of the U-shaped steel is not less than the thickness of the wall limb of the shear wall body.
Preferably, the structural adhesive is used for bonding the section steel or the steel plate and the surface of the concrete.
Preferably, the screw of the high-strength bolt is anchored in the concrete shear wall by using bar planting glue.
Has the advantages that: the utility model discloses adopt shaped steel and steel sheet to the shear force wall surface to consolidate to improve the mechanical properties of shear force wall, to shear force wall 1) arrangement of reinforcement not enough, 2) the fracture appears, 3) the earthquake after the building still can use, nevertheless the shear force wall receives the circumstances such as destruction of certain degree and all can take this measure to carry out shear force wall and consolidate, can greatly improve its bearing capacity that shears. The mode through setting up bolt anchor shaped steel and steel sheet strengthens the bonding between steel and the concrete shear force wall, adopts the welded mode to make shaped steel and steel sheet both ends be fixed in the shear force wall surface, can obtain very big improvement to the bearing capacity that shears of shear force wall. Due to the arrangement of the connection mode, the shear wall has the characteristics of simple structure and steel saving, and the integrity and the seismic performance of the shear wall are obviously improved.
Drawings
FIG. 1 is a first structural view of the shear wall with an L-shaped cross section according to the present invention;
FIG. 2 is a second schematic structural view of the shear wall with L-shaped cross section according to the present invention;
FIG. 3 is a third schematic view of the L-shaped cross-section shear wall structure of the present invention;
FIG. 4 is a first structural view of the shear wall with T-shaped cross section according to the present invention;
FIG. 5 is a schematic structural view of a shear wall with a T-shaped cross section according to the present invention;
FIG. 6 is a third schematic view of the shear wall with T-shaped cross section according to the present invention;
FIG. 7 is a first schematic view of a cross-section shear wall structure of the present invention;
fig. 8 is a schematic diagram of the cross-shaped cross-section shear wall structure of the present invention.
In the figure, 1, a shear wall body 2, U-shaped section steel 3, L-shaped angle steel 4, a shear steel plate 5, a rectangular steel plate 6, a high-strength bolt 7, a back limb L-shaped angle steel 8, a bolt 9 and a vertical steel plate are arranged.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 to 8, a three-dimensional shear-reinforced concrete shear wall includes an L-section shear wall, a T-section shear wall, and a cross-section shear wall;
the end parts of the wall limbs of the body 1 of the shear wall with the L-shaped cross section, the shear wall with the T-shaped cross section and the shear wall with the cross-shaped cross section are all wrapped by the U-shaped section steel 2, and the U-shaped section steel 2 is anchored by drilling holes in the wall through bolts 8, so that the connection mode can improve the overall shear strength of the shear wall and has a certain protection effect on the outer wall body;
the L-shaped section shear wall is provided with L-shaped angle steel 3 at the internal corner and back limb L-shaped angle steel 7 at the external corner, and is anchored by bolts 8; l-shaped angle steel 3 is arranged at the internal corner of the T-shaped section shear wall, and a vertical steel plate 9 is arranged on the outer side of the wall flange and is anchored by a bolt 8; l-shaped angle steel 3 is arranged at the internal corner of the cross-shaped section shear wall and anchored by bolts 8
The shear wall body 1 is uniformly divided into a plurality of equal square unit modules from top to bottom, the height of each square unit module is the height of each side wall, a square steel plate 5 is embedded in the center of each square unit module in a drilling mode, and the square steel plates 5 are connected with the shear wall body 1 in a penetrating mode through high-strength bolts 6; the square steel plates 5 are connected with the vertexes of the square unit modules in a welding mode through the oblique shear-resistant steel plates 4, and the thickness of the oblique shear-resistant steel plates 4 is 10-30 mm.
The embodiments of the present invention are described in detail with reference to the drawings, but the present invention is not limited to the described embodiments. Various changes, modifications, substitutions and alterations to these embodiments will occur to those skilled in the art and are intended to be within the scope of the present principles and the spirit of the invention.

Claims (6)

1. The utility model provides a three-dimensional shear reinforcement's concrete shear force wall which characterized in that: the shear wall comprises an L-shaped section shear wall, a T-shaped section shear wall and a cross-shaped section shear wall;
the end parts of the body wall limbs of the L-shaped section shear wall, the T-shaped section shear wall and the cross-shaped section shear wall are all wrapped by U-shaped section steel, and the U-shaped section steel is anchored by drilling holes in the walls and penetrating bolts;
an L-shaped angle steel is arranged at the internal corner of the L-shaped section shear wall, a back limb L-shaped angle steel is arranged at the external corner of the L-shaped section shear wall, and the L-shaped section shear wall is anchored through bolts; an L-shaped angle steel is arranged at the internal corner of the T-shaped section shear wall, and a vertical steel plate is arranged on the outer side of the wall flange and anchored through bolts; l-shaped angle steel is arranged at the internal corner of the cross-shaped section shear wall and anchored by bolts;
the shear wall body is uniformly divided into a plurality of equal square unit modules from top to bottom, a square steel plate is embedded in the center of each square unit module in a drilling mode, and the square steel plates are connected with the shear wall body in a penetrating mode through high-strength bolts; the square steel plates are connected with the vertexes of the square unit modules in a welding mode through the oblique shear-resistant steel plates.
2. A three-dimensional shear reinforced concrete shear wall according to claim 1, wherein: the height of the square unit module is 1 time of the height of each side limb.
3. A three-dimensional shear reinforced concrete shear wall according to claim 1, wherein: the thickness of the shear steel plate, the thickness of the U-shaped steel plate, the thickness of the vertical steel plate and the thickness of the L-shaped angle steel are 10-30 mm.
4. A three-dimensional shear reinforced concrete shear wall according to claim 1, wherein: the height of the web plate of the U-shaped steel is not less than the thickness of the wall limb of the shear wall body.
5. A three-dimensional shear reinforced concrete shear wall according to claim 1, wherein: the structural adhesive is used for bonding the profile steel or the steel plate and the surface of the concrete.
6. A three-dimensional shear reinforced concrete shear wall according to claim 1, wherein: the screw of the high-strength bolt is anchored in the concrete shear wall by adopting bar planting glue for bonding.
CN202020129951.XU 2020-01-20 2020-01-20 Three-dimensional shear-resistant reinforced concrete shear wall Active CN211923095U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020129951.XU CN211923095U (en) 2020-01-20 2020-01-20 Three-dimensional shear-resistant reinforced concrete shear wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020129951.XU CN211923095U (en) 2020-01-20 2020-01-20 Three-dimensional shear-resistant reinforced concrete shear wall

Publications (1)

Publication Number Publication Date
CN211923095U true CN211923095U (en) 2020-11-13

Family

ID=73330423

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020129951.XU Active CN211923095U (en) 2020-01-20 2020-01-20 Three-dimensional shear-resistant reinforced concrete shear wall

Country Status (1)

Country Link
CN (1) CN211923095U (en)

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