CN107190880B - A kind of fabricated shear wall vertical abutment joint Alveolus type energy consumption attachment device - Google Patents
A kind of fabricated shear wall vertical abutment joint Alveolus type energy consumption attachment device Download PDFInfo
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- CN107190880B CN107190880B CN201710494065.XA CN201710494065A CN107190880B CN 107190880 B CN107190880 B CN 107190880B CN 201710494065 A CN201710494065 A CN 201710494065A CN 107190880 B CN107190880 B CN 107190880B
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- shear wall
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- anchor plate
- screw rod
- bolt hole
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention provides a kind of fabricated shear wall vertical abutment joint Alveolus type energy consumption attachment device, precast shear wall piece seam side is made as Alveolus type in advance, it pastes in advance in the joint or scene plug fills out viscoelastic material, metope two sides pull rod is sheared at perps by precast shear wall piece horizontal direction drawknot, keep the globality of shear wall horizontal direction, tie rod end welds anchor plate, vertical oval bolt hole is reserved on anchor plate, so that pull rod is only transmitted horizontal direction internal force and is discharged vertical shear, viscoelastic material is made more effectively to play energy-dissipating property.Present invention improves the rigidly connected performances of traditional cast-in-site stripe, increase the energy dissipation capacity of prefabricated assembled concrete shear wall structure, get rid of construction site wet construction, energy-consuming device and precast shear wall are combined into one, it is convenient for industrialized production, can be widely applied to prefabricated assembled concrete shear wall structure.
Description
Technical field
The present invention relates to a kind of fabricated shear wall vertical abutment joint Alveolus type energy consumption interconnection technique devices, belong to Structural Engineering
Technical field.
Background technique
Prefabricated assembled concrete structure refer to structure various components include precast shear wall, precast beam, precast floor slab,
Precast shear wall etc. is standardized production in factory, and then each prefabricated components are bolted at the construction field (site), weld
Structure made of connection or the installation of cast-in-place band connection.Each prefabricated components industrialized production of prefabricated concrete structure makes work
Skill can more common site concrete it is more fine, have and save that labour, construction speed is fast, is advantageously implemented building energy conservation, just
In the industrialized production and mechanized construction the advantages that, the developing direction of China's building industrialization is adapted to.
The connection of vertical abutment joint is the key technology in prefabricated assembled concrete shear wall structure between precast shear wall,
Currently used vertical abutment joint connection method is mainly cast-in-place concrete connection, and this mode situ wet operation heavy workload is applied
Work is complicated, and quality is difficult to ensure, is unfavorable for energy conservation and environmental protection, thus prefabricated assembled shear wall structure need to propose it is more efficient quick
Vertical abutment joint connection type.Under normal circumstances, the globality of assembly of shear wall structure and rigidity are lower than cast-in-place shear wall knot
The anti-seismic performance of structure, assembly of shear wall structure is lower than cast-in-place shear wall structure.Since assembly of shear wall structure is ago
Earthquake centre is performed poor, and people lack confidence to the anti-seismic performance of assembly of shear wall structure, and assembly of shear wall structure is in China
Building industry in application percentage be not very high.
Summary of the invention
The present invention provides a kind of fabricated shear wall vertical abutment joint Alveolus type energy consumption attachment device, this kind of connection type benefits
In industrialized production, and improve the energy dissipation capacity of assembly of shear wall structure.
A kind of fabricated shear wall vertical abutment joint Alveolus type energy consumption attachment device of the present invention, including precast shear wall
Piece, viscoplasticity Energy dissipating material, tooth socket, anchor plate, pull rod, vertical oval bolt hole, nut and screw rod.
Precast shear wall piece seam side of the invention is made as tooth socket in advance, pastes in advance in alveolus connection or on-site consolidation rear plug
Viscoplasticity Energy dissipating material is filled out, viscoplasticity Energy dissipating material is a kind of high molecular polymer, existing elastic solid (Hookean body) property, and shows to glue
Property fluid behaviour, under the reciprocating of power can not only store energy but also can be predetermined to fill in the viscoplasticity filled out with dissipation energy
Material thickness and tooth socket height outstanding, groove height is unsuitable excessively high, just in order to efficiently vertical lifting fabricated shear wall piece
Position.
Two-sided reserved screw rod near precast shear wall piece seam side of the invention, screw rod are welded in reinforcing bar in shear wall in advance
It on cage or is anchored in armored concrete within the walls, guarantees that screw rod can effectively transmit and spread internal force;Screw size is by shear wall level
It is determined to the load of transmitting.
The pull rod of precast shear wall piece level of the invention connects, and pull rod can be larger for high tensile reinforcement equal strength and rigidity
Material, guarantee that effective force, rod length and reserved screw position should be determined accurately in advance to guarantee construction precision.
Anchor plate is welded at pull rod both ends of the invention, and anchor plate can have the material of larger strength and stiffness for steel plate etc.,
Vertical oval bolt hole is reserved on anchor plate, the size view screw size of vertical oval bolt hole determines, vertical oval bolt hole
It is mainly used for discharging vertical shear, bolt hole is dimensioned to guarantee that screw rod can vertically have biggish free slippage, and horizontal
To the efficient transmission internal force of energy.
Anchor plate is fixed by reserved vertical oval bolt hole on screw rod by nut of the invention, but should be controlled
Nut pressure guarantees that screw rod can realize largely vertical sliding in vertical oval bolt hole.
Slot size and plug of the invention is filled out viscoplasticity Energy dissipating material thickness and is controlled by performance-based seismic design method, makes
It obtains shear wall structure and reaches better energy consumption effect and anti-seismic performance.
The beneficial effects of the present invention are:
The present invention provides a kind of fabricated shear wall vertical abutment joint Alveolus type energy consumption attachment device, precast shear wall piece seam
Side is made as Alveolus type in advance, and viscoplasticity Energy dissipating material, perps are filled out or pasted in advance to scene plug at precast shear wall piece vertical abutment joint
By precast shear wall piece horizontal direction drawknot, pull rod only transmits horizontal direction stress and discharges perpendicular place's shearing metope two sides pull rod
To shearing, viscoelastic material is made more effectively to play energy-dissipating property.It is rigidly connected structural that present invention improves traditional cast-in-site stripes
Can, the energy dissipation capacity 30-60% of prefabricated assembled concrete shear wall structure is increased, construction site wet construction is got rid of, will be consumed
Energy device is combined into one with precast shear wall, is convenient for industrialized production, be can be widely applied to prefabricated assembled concrete shear wall
Structure.
Detailed description of the invention
Fig. 1 is a kind of elevation of the embodiment 1 of fabricated shear wall vertical abutment joint Alveolus type energy consumption connection of the present invention.
Fig. 2 is the 1-1 sectional view of the embodiment of the present invention 1.
Fig. 3 is connection schematic diagram of the invention.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings:
The present invention is as shown in the picture, including precast shear wall piece (1), viscoplasticity Energy dissipating material (2), tooth socket (3), anchor plate
(4), pull rod (5), vertical oval bolt hole (6), nut (7) and screw rod (8).
Precast shear wall piece (1) seam side of the invention is made as tooth socket (3) in advance, pastes in advance in alveolus connection or scene is spelled
Dress rear plug is filled out viscoplasticity Energy dissipating material (2), predetermined to fill in the viscoelastic material thickness filled out and tooth socket height outstanding, and tooth socket is high
Degree is unsuitable excessively high, in order to which efficiently vertical lifting fabricated shear wall piece is in place.
Two-sided reserved screw rod (8) near precast shear wall piece (1) seam side of the invention, screw rod is welded in shear wall in advance
It on interior steel reinforcement cage or is anchored in armored concrete within the walls, guarantees that screw rod can effectively transmit and spread internal force.Screw rod (8) size is by cutting
The load of power wall horizontal direction transmitting determines.
Horizontal pull rod (5) connection of precast shear wall piece (1) of the invention, pull rod (5) can be the materials such as high tensile reinforcement,
Guarantee effective force, pull rod (5) length and reserved screw rod (8) position should accurately determine in advance to guarantee construction precision.
Anchor plate (4) are welded at pull rod (5) both ends of the invention, and anchor plate (4) can have larger intensity and just for steel plate etc.
The material of degree, the reserved vertical oval bolt hole (6) of anchor plate (4), the size of vertical oval bolt hole (6) regard screw rod (8) size
Determine, vertical oval bolt hole (6) is mainly used for discharging vertical shear, bolt hole be dimensioned to guarantee screw rod can vertically have compared with
Big free slippage, and horizontal direction can efficient transmission internal force.
Anchor plate (4) is fixed by reserved vertical oval bolt hole (6) in screw rod (8) by nut (7) of the invention
On, but nut pressure should be controlled, it is largely vertical to guarantee that screw rod (8) can be realized in vertical oval bolt hole (6)
Sliding.
Viscoplasticity Energy dissipating material thickness is controlled by performance-based seismic design method between slot size and tooth socket of the invention,
So that shear wall structure reaches better energy consumption effect and anti-seismic performance.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (2)
- The attachment device 1. a kind of fabricated shear wall vertical abutment joint Alveolus type consumes energy, it is characterised in that: including multiple prefabricated shearings Wall piece, viscoplasticity Energy dissipating material, tooth socket, anchor plate, pull rod, vertical oval bolt hole, nut and screw rod, the precast shear wall Piece seam side is set as tooth socket, and plug fills out viscoplasticity Energy dissipating material in tooth socket, and precast shear wall piece two sides are equipped with two-sided reserved screw rod, Precast shear wall piece is connected with girt, and anchor plate, the reserved vertical oval bolt hole of anchor plate, the spiral shell are welded in pull rod both ends Anchor plate is fixed by reserved vertical oval bolt hole on screw rod by mother.
- The attachment device 2. a kind of fabricated shear wall vertical abutment joint Alveolus type according to claim 1 consumes energy, feature exist In: screw rod is welded in shear wall on steel reinforcement cage or is anchored in armored concrete within the walls.
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CN107190880B true CN107190880B (en) | 2019-04-02 |
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WO2022011644A1 (en) * | 2020-07-16 | 2022-01-20 | 大连理工大学 | Energy dissipation connection apparatus for prefabricated assemble-type wall |
CN115198927B (en) * | 2022-06-28 | 2024-05-17 | 安必安新材料(广东)有限公司 | Assembled integrated partition wall and installation method thereof |
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