CN109083308B - Anti-seismic prefabricated assembly type wall and construction method thereof - Google Patents

Anti-seismic prefabricated assembly type wall and construction method thereof Download PDF

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Publication number
CN109083308B
CN109083308B CN201810808087.3A CN201810808087A CN109083308B CN 109083308 B CN109083308 B CN 109083308B CN 201810808087 A CN201810808087 A CN 201810808087A CN 109083308 B CN109083308 B CN 109083308B
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Prior art keywords
steel
square tube
layer
construction
plate
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CN109083308A (en
Inventor
孙军
杨泓斌
张亮亮
胡高
梁艺光
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Guangdong Bozhilin Robot Co Ltd
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Guangdong Bozhilin Robot Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/56Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
    • E04B2/58Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
    • E04B2/60Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal characterised by special cross-section of the elongated members
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/56Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
    • E04B2/562Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with fillings between the load-bearing elongated members
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/56Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
    • E04B2/58Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
    • E04B2/60Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal characterised by special cross-section of the elongated members
    • E04B2/62Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal characterised by special cross-section of the elongated members the members being formed of two or more elements in side-by-side relationship
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings

Abstract

The invention discloses an anti-seismic prefabricated assembly type wall body, which is formed by splicing a plurality of wall body units, wherein the wall body comprises two wall surfaces and four side surfaces, and the wall body units comprise: the steel structure frame body comprises vertical square tubes arranged on the left side and the right side and beam square tubes arranged on the upper side and the lower side; the vertical square tube is clamped between the beam square tubes and used for supporting the beam square tubes; the connecting node group is arranged in the steel structure frame in a diagonal manner, and the connecting nodes are respectively connected with the adjacent vertical square tube and the beam square tube; the buckling restrained brace comprises a cross steel core and a steel square tube sleeved with the cross steel core, wherein concrete is filled between the cross steel core and the steel square tube; the two ends of the cross steel core are connected with the connecting nodes through high-strength bolts; the wall units are correspondingly arranged in parallel, and penetrate through the beam square tube on the upper side and the beam square tube on the lower side of each wall unit through a group of long I-shaped steel bars, so that a wall is formed.

Description

Anti-seismic prefabricated assembly type wall and construction method thereof
Technical Field
The invention belongs to the technical field of fabricated buildings, and particularly relates to an anti-seismic prefabricated fabricated wall and a construction method thereof.
Background
With the continuous improvement of sustainable development and energy-saving and environment-friendly requirements and the continuous increase of labor cost, the building industrialization represented by an assembly type structural system gets more and more attention, and the application of the assembly type structural system gradually raises the temperature. The prefabricated structure has lower production cost, greatly reduces the labor cost and shortens the construction period; the product quality is better guaranteed, the production process is easier to control through the flow production, and the production efficiency is greatly improved; the environmental pollution and energy waste caused by production are greatly reduced, the utilization rate of various materials is obviously improved, the generated waste materials, waste water and the like are more effectively controlled, and a part of structural members can even be recycled.
The related components of the fabricated building mainly comprise roof boards, walls, floor slabs and other components. However, most prefabricated building walls do not have the energy-consuming and earthquake-resistant performance. Meanwhile, the installation process is complex, an assembly type structure with simple structure and convenient installation needs to be created, and the method actually belongs to one of the current important research and development subjects.
Disclosure of Invention
The invention aims to solve the technical problem that the existing fabricated wall is poor in anti-seismic capacity, and provides an anti-seismic prefabricated fabricated wall which is excellent in energy-consuming and anti-seismic performance, simple and stable in structure and convenient and rapid in field assembly.
In order to solve the problems, the invention is realized according to the following technical scheme:
the invention discloses an earthquake-resistant prefabricated assembly type wall, which is formed by splicing a plurality of wall units, wherein the wall comprises two wall surfaces and four side surfaces, and the wall units comprise:
the steel structure frame body comprises vertical square tubes arranged on the left side and the right side and beam square tubes arranged on the upper side and the lower side; the vertical square tube is clamped between the beam square tubes and used for supporting the beam square tubes;
the connecting node group is arranged in the steel structure frame in a diagonal manner, and the connecting nodes are respectively connected with the adjacent vertical square tube and the beam square tube;
the buckling restrained brace comprises a cross steel core and a steel square tube sleeved with the cross steel core, wherein concrete is filled between the cross steel core and the steel square tube; the two ends of the cross steel core are connected with the connecting nodes through high-strength bolts;
the concrete filling layer is filled in the hollow part of the steel structure frame body and wraps the buckling restrained brace and the connecting node;
the wall units are correspondingly arranged in parallel, and penetrate through the beam square tube on the upper side and the beam square tube on the lower side of each wall unit through a group of long I-shaped steel bars, so that a wall is formed.
Furthermore, the wall unit also comprises a steel bar grid plate for reinforcing the concrete filling layer, and the steel bar grid plate is arranged in the hollow part of the steel structure frame body and does not interfere with the buckling restrained brace; and the steel bar grid plates are respectively welded with the inner wall of the steel structure frame body, and then the concrete filling layer is poured.
Furthermore, the wall body is also provided with a plurality of reinforcing connecting plates which are connected with two adjacent wall body units through high-strength bolts.
Furthermore, an energy-consuming and shock-resistant I-shaped steel core is further arranged in the vertical square tube of the steel structure frame body in a plugging mode.
Furthermore, elastic waterproof sealant is filled in the splicing gaps between the adjacent wall units of the wall body.
Furthermore, the wall surfaces on two sides of the wall body are also provided with a plurality of right-angle connecting plates which are used for connecting an external house body and are arranged on the periphery of the wall surfaces; the right angle connecting plate comprises an integrally formed vertical plate and a flat plate, the vertical plate is connected with the wall surface through a high-strength bolt, and the flat plate is flushed with the edge surface.
Furthermore, the wall body is also provided with a wallboard for covering wall surfaces at two sides, and the wallboard comprises a finish coat, a wiring layer, a first cement mortar layer, a heat insulation layer, a sound insulation layer and a second mortar layer which are sequentially stacked; the second mortar layer is tightly attached to the wall body.
The assembling method of the anti-seismic prefabricated assembled wall body comprises the following steps:
(1) constructing a foundation, namely constructing the foundation according to a construction drawing; building a foundation of a house and a room column vertically arranged on the foundation; arranging mounting holes of a wall body on the foundation and the house column according to a construction drawing;
(2) wall preparation, namely transporting the prefabricated walls and other building materials from a prefabricated factory to a construction site, and counting in groups; the prefabricated factory-transported wall is a wall without a wallboard;
(3) installing the wall body, transporting the predicted wall body to a specific installation position by a crane according to a construction drawing, fixing the straight plate of the right-angle connecting piece on the foundation and the house column by a high-strength bolt manually, repeating the steps, and finishing the installation of all the wall bodies;
(4) constructing a roof beam, a roof and an upper building, wherein the roof beam, the roof and the upper building are additionally constructed on the basis of a lower building according to a construction drawing, and the bottom layer of the roof beam is in close contact with a lower wall body; mounting holes for wall bodies are formed in the house beam and the upper-layer house column according to a construction drawing, and the steps (2) and (3) are repeated; completing the construction of the superstructure; meanwhile, the straight plate of the right-angle connecting piece is fixed on the house beam by a high-strength bolt manually, so that the lower-layer wall body is reinforced;
(5) the construction of the wall board, after the whole construction of the building is finished, filling elastic waterproof sealant into the gap between the wall body and the house body in sequence; and then a second mortar layer, a sound insulation layer, a heat insulation layer, a first cement mortar layer and a decorative surface layer are sequentially distributed on two side surfaces of each wall body respectively.
Compared with the prior art, the invention has the beneficial effects that:
1. on one hand, the earthquake-resistant prefabricated assembly type wall body combines the building wall body and the buckling restrained brace into a prefabricated assembly type component, and has double functions of separating the building space, supporting the house body and enhancing the lateral rigidity resistance of the structure.
2. The wall body is formed by combining the steel structure frame body and the internal concrete filling layer, the defect that the existing partially-assembled wall body cannot be used for hanging heavy objects is overcome, the function of the bearing wall is achieved, and the whole mass is not easy to transport. Buckling restrained braces are arranged in a steel structure frame body of the wall body, so that the wall body is firmer. The assembled wall body improves the construction progress, shortens the construction period, reduces the labor cost and the construction waste generated in the traditional construction, and the feasibility of the technical application has important significance for building energy conservation and environmental protection.
Drawings
Embodiments of the invention are described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic view of the internal structure of a wall unit of an earthquake-resistant prefabricated wall according to the present invention;
fig. 2 is a schematic diagram of the splicing of an earthquake-resistant prefabricated assembled wall body according to the invention.
In the figure: the method comprises the following steps of 1-wall units, 11-steel structure frame bodies, 111-vertical square tube, 112-beam square tube, 12-buckling restrained brace, 13-connecting nodes, 14-concrete filling layers, 2-I-shaped steel and 3-reinforcing connecting pieces.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1-2, the earthquake-resistant prefabricated wall body is formed by sequentially splicing a plurality of wall body units 1. The elements such as size, thickness of prefabricated wall unit 1 can be carried out according to actual construction drawing, and then be the wall body with wall unit 1 concatenation, assemble on the ground and between the room post.
Specifically, the wall unit 1 comprises a steel structure frame, buckling restrained braces 12, connecting nodes 13 and a concrete filling layer 14 to form a partial wall. The steel structure frame body 11 is formed by connecting a pair of vertical square tubes 111 and a pair of beam square tubes 112. The beam square tubes 112 are arranged on the upper side and the lower side, and the vertical square tubes 111 are arranged on the left side and the right side and clamped between the two beam square tubes 112. The vertical square tube 111 is used for supporting and connecting the beam square tubes 112 on the upper side and the lower side. Preferably, the inner plug of the vertical square tube 111 is provided with an energy-consuming and shock-resistant I-shaped steel 2 core. The vertical square tube 111 and the beam square tube 112 are welded and fixed to form a hollow square steel structure frame.
Wherein, the buckling restrained brace 12 comprises a cross steel core and a steel square tube. The steel square tube is sleeved with the cross steel core, concrete is filled in the gap between the steel square tube and the cross steel core, and a restraint layer is formed after the concrete is hardened. And a plurality of through holes are formed at two ends of the cross steel core. The connecting node 13 is a connecting part for connecting the steel structure frame body 11 and the buckling restrained brace 12. Thereby fixing the buckling restrained brace 12 on a diagonal of the steel structural frame.
Specifically, one end of the connection node 13 is sleeved with the end of the cross steel core, and the end is provided with a through hole matched with the cross steel core and is fixedly connected with the end of the cross steel core through a high-strength bolt. The other end of connected node 13 is provided with steel's right angle sideboard, and the vertical square tube of a board through high strength bolt fixed connection 111 of one side of right angle sideboard, and another side board of right angle sideboard passes through high strength bolt fixed connection crossbeam square tube 112. On one hand, the stability of the steel structure frame body 11 is reinforced, on the other hand, the buckling restrained brace 12 is connected, and when the buckling restrained brace 12 works in the elastic stage, the buckling restrained brace 12 can provide large lateral stiffness for the structure like a common brace, and can be used for resisting the action of small earthquake and wind load. When the buckling restrained brace 12 works in the elastic-plastic stage, the buckling restrained brace has strong deformation capability and good hysteresis performance, is just like an energy-consuming damper with excellent performance, and can be used for structurally resisting the action of strong earthquake. The integral frame of the wall has good bearing performance and shock resistance. Can be used as a shear wall, can be used as an inner wall body to support a house beam and the like.
Further, after the connection node 13 and the buckling restrained brace 12 are installed on the steel structural frame 11, a steel grid plate is welded in the steel structural frame 11 and on two sides of the buckling restrained brace 12, and the steel grid plate is welded and fixed with the inner wall of the steel structural frame 11. The steel structural frame 11 is placed on a casting mold, and concrete is cast into the hollow portion of the steel structural frame 11 to form a concrete filling layer 14. The concrete filling layer 14 is reinforced through the steel bar grid plate, and on the other hand, the concrete filling layer 14 has a secondary restraint effect on the buckling restrained brace 12. Meanwhile, after the wall body is installed, the concrete filling layer 14 can be used for users to install hanging furniture, hanging walls and the like on the wall body.
Specifically, through two prefabricated long-strip i-beams 2, the i-beams 2 match the cavity of the beam square tube 112; the I-shaped steel 2 sequentially penetrates through the beam square tubes 112 on the upper side and the lower side of the wall units 1, and then the wall units 1 are spliced into a wall. Preferably, adjacent wall units 1 are further provided with reinforcement connections 3, which are connected to adjacent wall units 1 by high-strength bolts for reinforcement. After the sealing is finished, the elastic waterproof sealant is filled in the gap between the adjacent wall units 1, so that the wall is sealed to prevent water seepage, and meanwhile, the elastic waterproof sealant cannot easily fall off due to vibration after the wall is shaken.
The wall body is basically finished and comprises two wall surfaces and four side surfaces. And mounting right-angle connecting plates on the two wall surfaces of the wall body according to the actual length of the wall body. This right angle connecting plate is used for connecting the wall body and the room body, right angle connecting plate includes integrated into one piece's vertical board and straight board, vertical board passes through the high strength bolt and is connected with the wall, straight board flushes with corresponding boundary surface. After the right-angle connecting plate is installed, the wall body is only required to be transported to a construction site for assembly.
And after the wall body and the house body are assembled, filling the elastic waterproof sealant into the gap between the wall body and the house body again. Finally, arranging wallboards on two side surfaces of the wall, wherein each wallboard comprises a decorative surface layer, a wiring layer, a first cement mortar layer, a heat insulation layer, a sound insulation layer and a second mortar layer which are sequentially stacked; the second mortar layer is tightly attached to the wall body. And the integral installation of the wall body is completed.
An assembly method of an earthquake-resistant prefabricated wall body comprises the following steps:
(1) constructing a foundation, namely constructing the foundation according to a construction drawing; building a foundation of a house and a room column vertically arranged on the foundation; arranging mounting holes of a wall body on the foundation and the house column according to a construction drawing;
(2) wall preparation, namely transporting the prefabricated walls and other building materials from a prefabricated factory to a construction site, and counting in groups; the prefabricated factory-transported wall is a wall without a wallboard;
(3) installing the wall body, transporting the predicted wall body to a specific installation position by a crane according to a construction drawing, fixing the straight plate of the right-angle connecting piece on the foundation and the house column by a high-strength bolt manually, repeating the steps, and finishing the installation of all the wall bodies;
(4) constructing a roof beam, a roof and an upper building, wherein the roof beam, the roof and the upper building are additionally constructed on the basis of a lower building according to a construction drawing, and the bottom layer of the roof beam is in close contact with a lower wall body; mounting holes for wall bodies are formed in the house beam and the upper-layer house column according to a construction drawing, and the steps (2) and (3) are repeated; completing the construction of the superstructure; meanwhile, the straight plate of the right-angle connecting piece is fixed on the house beam by a high-strength bolt manually, so that the lower-layer wall body is reinforced;
(5) the construction of the wall board, after the whole construction of the building is finished, filling elastic waterproof sealant into the gap between the wall body and the house body in sequence; and then a second mortar layer, a sound insulation layer, a heat insulation layer, a first cement mortar layer and a decorative surface layer are sequentially distributed on two side surfaces of each wall body respectively.
The working principle of the anti-seismic prefabricated assembly type wall body is as follows:
on one hand, the earthquake-resistant prefabricated assembly type wall body combines the building wall body and the buckling restrained brace into a prefabricated assembly type component, and has double functions of separating the building space, supporting the house body and enhancing the lateral rigidity resistance of the structure.
Specifically, the wall body is formed by combining the steel structure frame body and the internal concrete filling layer, the defect that the existing partially-assembled wall body cannot be used for hanging heavy objects is overcome, the function of the bearing wall is achieved, and the whole mass is not large and easy to transport. Buckling restrained braces are arranged in a steel structure frame body of the wall body, so that the wall body is firmer. The assembled wall body improves the construction progress, shortens the construction period, reduces the labor cost and the construction waste generated in the traditional construction, and the feasibility of the technical application has important significance for building energy conservation and environmental protection.
Other structures of the earthquake-resistant prefabricated wall body are shown in the prior art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims (7)

1. The utility model provides a prefabricated assembled wall body of antidetonation, its characterized in that, the wall body is formed by the concatenation of a plurality of wall body unit, just the wall body includes two walls and four limit faces, the wall body unit includes:
the steel structure frame body comprises vertical square tubes arranged on the left side and the right side and beam square tubes arranged on the upper side and the lower side; the vertical square tube is clamped between the beam square tubes and used for supporting the beam square tubes;
the connecting nodes are arranged in pairs, each pair of connecting nodes are arranged in the steel structure frame in a diagonal line manner, and the connecting nodes are respectively connected with the adjacent vertical square tube and the adjacent beam square tube; one end of the connecting node is provided with a right-angle side plate, one side plate of the right-angle side plate is fixedly connected with the vertical square tube through a high-strength bolt, the other side plate of the right-angle side plate is fixedly connected with the cross beam square tube through a high-strength bolt, and the other end of the connecting node is provided with a through hole;
the buckling restrained brace comprises a cross steel core and a steel square tube sleeved with the cross steel core, wherein concrete is filled between the cross steel core and the steel square tube; the two ends of the cross steel core are respectively matched with the through holes of the pair of connecting nodes in a sleeved mode, and the cross steel core is connected with the connecting nodes through high-strength bolts;
the concrete filling layer is filled in the hollow part of the steel structure frame body and wraps the buckling restrained brace and the connecting node;
the wall body units are correspondingly arranged in parallel, and penetrate through the beam square tube on the upper side and the beam square tube on the lower side of each wall body unit through a group of long I-shaped steel bars, so that a wall body is formed; the wall body is further provided with a plurality of reinforcing connecting pieces, and two adjacent wall body units are connected through the reinforcing connecting pieces and the high-strength bolts.
2. An earthquake-resistant prefabricated assembled wall body according to claim 1, characterized in that: the wall unit also comprises a steel bar grid plate for reinforcing the concrete filling layer, and the steel bar grid plate is arranged in the hollow part of the steel structure frame body and does not interfere with the buckling restrained brace; and the steel bar grid plates are respectively welded with the inner wall of the steel structure frame body, and then the concrete filling layer is poured.
3. An earthquake-resistant prefabricated assembled wall body according to claim 1, characterized in that: and an energy-consuming and shock-resistant I-shaped steel core is further filled in the vertical square tube of the steel structure frame body.
4. An earthquake-resistant prefabricated assembled wall body according to claim 1, characterized in that: and elastic waterproof sealant is filled in the splicing gaps of the wall bodies between the adjacent wall body units.
5. An earthquake-resistant prefabricated assembled wall body according to any one of claims 1 to 4, characterized in that: the wall surfaces on the two sides of the wall body are also provided with a plurality of right-angle connecting plates which are used for connecting an external house body and are arranged on the periphery of the wall surfaces; the right angle connecting plate comprises an integrally formed vertical plate and a flat plate, the vertical plate is connected with the wall surface through a high-strength bolt, and the flat plate is flushed with the edge surface.
6. An earthquake-resistant prefabricated assembled wall body according to claim 5, characterized in that: the wall body is also provided with a wallboard for covering wall surfaces at two sides, and the wallboard comprises a finish coat, a wiring layer, a first cement mortar layer, a heat insulation layer, a sound insulation layer and a second mortar layer which are sequentially stacked; the second mortar layer is tightly attached to the wall body.
7. An assembly method of an earthquake-resistant prefabricated assembled wall body according to claim 6, which comprises the following steps:
(1) constructing a foundation, namely constructing the foundation according to a construction drawing; building a foundation of a house and a room column vertically arranged on the foundation; arranging mounting holes of a wall body on the foundation and the house column according to a construction drawing;
(2) wall preparation, namely transporting the prefabricated walls and other building materials from a prefabricated factory to a construction site, and counting in groups; the prefabricated factory-transported wall is a wall without a wallboard;
(3) installing the wall body, transporting the predicted wall body to a specific installation position by a crane according to a construction drawing, fixing the straight plate of the right-angle connecting piece on the foundation and the house column by a high-strength bolt manually, repeating the steps, and finishing the installation of all the wall bodies;
(4) constructing a roof beam, a roof and an upper building, wherein the roof beam, the roof and the upper building are additionally constructed on the basis of a lower building according to a construction drawing, and the bottom layer of the roof beam is in close contact with a lower wall body; mounting holes for wall bodies are formed in the house beam and the upper-layer house column according to a construction drawing, and the steps (2) and (3) are repeated; completing the construction of the superstructure; meanwhile, the straight plate of the right-angle connecting piece is fixed on the house beam by a high-strength bolt manually, so that the lower-layer wall body is reinforced;
(5) the construction of the wall board, after the whole construction of the building is finished, filling elastic waterproof sealant into the gap between the wall body and the house body in sequence; and then a second mortar layer, a sound insulation layer, a heat insulation layer, a first cement mortar layer and a decorative surface layer are sequentially distributed on two side surfaces of each wall body respectively.
CN201810808087.3A 2018-07-22 2018-07-22 Anti-seismic prefabricated assembly type wall and construction method thereof Active CN109083308B (en)

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KR101695315B1 (en) * 2016-05-18 2017-01-11 주식회사 비씨피 Seismic retrofitting technique of framed building by external steel brace frame
CN105952229A (en) * 2016-05-24 2016-09-21 成都市第建筑工程公司 Installation and construction method for energy-dissipating type buckling-restrained brace
CN106049709B (en) * 2016-07-29 2017-05-03 重庆渝发建设有限公司 Connecting system of hybrid coupled shear wall and construction method
CN106193314A (en) * 2016-08-31 2016-12-07 江苏金材科技有限公司 A kind of assembly method of assembled integrated house
CN107366373A (en) * 2017-07-28 2017-11-21 北京交通大学 A kind of steel plate shear force wall with Self-resetting energy dissipation brace

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