CN107299699B - Assembled cavity shear wall horizontal joint Alveolus type dry type connection structure - Google Patents

Assembled cavity shear wall horizontal joint Alveolus type dry type connection structure Download PDF

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Publication number
CN107299699B
CN107299699B CN201710494064.5A CN201710494064A CN107299699B CN 107299699 B CN107299699 B CN 107299699B CN 201710494064 A CN201710494064 A CN 201710494064A CN 107299699 B CN107299699 B CN 107299699B
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shear
cavity
piece
layer
prefabricated hollow
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CN107299699A (en
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李爱群
徐刚
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Southeast University
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Southeast University
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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

Abstract

The present invention proposes a kind of assembled cavity shear wall horizontal joint Alveolus type dry type connection structure, it has adapted to assembled cavity shear wall feature easy to industrialized production, is convenient for industrialized production and scene is fast installed;The cavity main stress of shear wall wall column section indulges muscle and all uses sleeve connection, and cavity segment distribution bar is vertically not connected to, and simplifies type of attachment;Upper cavity shear wall cavity pars infrasegmentalis uses reserved groove or using cavity as connecting groove, and double wedge is reserved on lower cavity shear wall cavity segment top, is engaged with groove, improves the shear resistance of cavity shear wall horizontal joint;Prefabricated bracket plate, precast floor slab connecting pin are made as L-type in advance at cavity shear wall story height, are directly bolted convenient for scene, reduce site operation amount.The present invention gets rid of construction site wet construction, is convenient for industrialized production and green installation, can be widely applied to prefabricated assembled concrete shear wall structure.

Description

Assembled cavity shear wall horizontal joint Alveolus type dry type connection structure
Technical field
The present invention relates to cavity shear wall horizontal connection technical field more particularly to assembled cavity shear wall horizontal joints Alveolus type dry type connection structure.
Background technique
Prefabricated assembled cavity shear wall structure refer to structure various components include prefabricated hollow shear wall, precast beam, Precast floor slab etc. is standardized production in factory, and then each prefabricated components are bolted at the construction field (site), weld company It connects or structure that rear pouring concrete is formed by connecting.For assembled cavity shear wall structure from heavy and light, ductility is good, each prefabricated components industry Metaplasia produces, manufacture craft can more common site concrete it is more fine, have and save that labour, construction speed is fast, is conducive to reality Existing building energy conservation is convenient for industrialized production and the advantages that mechanized construction, adapts to the developing direction of China's building industrialization.
The connection of horizontal joint is the key technology in prefabricated hollow shear wall structure between prefabricated hollow shear wall, at present Pouring concrete connection, this mode situ wet operation heavy workload, construction are multiple after common horizontal joint connection method mainly Miscellaneous, quality is difficult to ensure, is unfavorable for energy conservation and environmental protection.Therefore prefabricated assembled cavity shear wall structure needs to propose more efficient quick Horizontal joint connection type.
Summary of the invention
The present invention provides a kind of assembled cavity shear wall horizontal joint Alveolus type dry type connection structure, this kind of connection type Has the characteristics that the problems such as easy to industrialized production, to avoid the inconvenience of situ wet operation bring and energy consumption pollution.
Feature of the invention mainly includes upper layer prefabricated hollow shear wall piece, lower layer's prefabricated hollow shear wall piece, prefabricated building Plate, grout sleeve and pre-embedded bolt.
Upper layer prefabricated hollow shear wall piece and lower layer's prefabricated hollow shear wall piece of the invention is in common precast shear wall Vertical cavity is reserved at middle interval, and shear wall is divided into multiple wall columns by vertical cavity, and vertical cavity thickness direction two sides are cavity Wall.Wall column arrangement of reinforcement is similar with common column, mainly there is vertical muscle and stirrup.Cavity wall thinner thickness, arrangement of reinforcement are predominantly vertically and horizontally distributed Reinforcing bar.
Upper layer prefabricated hollow shear wall piece cavity lower part of the invention is completely through lower layer's prefabricated hollow shear wall piece cavity At perforation to upper layer precast floor slab lower surface height.Lower layer's prefabricated hollow shear wall piece prefabricated bracket plate, ox at floor height Concordant with precast floor slab lower surface on the outside of leg plate, in favor of saving space and increasing artistic architecture appearance, bracket plate is along shear wall Length direction overall length arrangement.Bracket plate is along shear wall length direction arranged for interval pre-embedded bolt, pre-embedded bolt height and prefabricated building Plate upper surface is concordant, to save space.Shearing resistance significant points are used as at bracket, shearing resistance and bending resistance arrangement of reinforcement should carry out in detail Design, which calculates, to be determined.
Precast floor slab and shear wall connecting pin of the invention is made as L-type in advance, and spiral shell is reserved in precast floor slab and shear wall connecting pin Keyhole connect convenient for scene with bracket crab bolt.Precast floor slab L-type is configured to shearing resistance significant points, shearing resistance and bending resistance arrangement of reinforcement It should carry out detailed design and calculate determination.
The vertical tension of upper layer prefabricated hollow shear wall piece and lower layer's prefabricated hollow shear wall piece of the invention in seam crossing The main vertical muscle by wall column connect power transmission with grout sleeve, and vertical muscle connect quantity view internal force with grout sleeve and determines.Cavity Vertical muscle internal force in wall is smaller, in seam crossing not through connection.
The cavity wall of upper layer prefabricated hollow shear wall piece lower end of the invention is reserved as connecting groove one or directly with lower end Cavity be connecting groove two.
The cavity wall of upper layer prefabricated hollow shear wall piece lower end of the invention is reserved as connecting groove for the moment, the prefabricated sky of lower layer Chamber shear wall piece upper end corresponding position should reserve double wedge, and double wedge penetrates through shear wall's thickness direction;There is 5-20 ° of angle in each side of double wedge Inclination, be convenient for construction and installation;Double wedge height is determined that double wedge can significantly increase horizontal shear strength by floor upper surface.
Upper layer prefabricated hollow shear wall piece of the invention directly using the cavity of lower end as connecting groove two when, the prefabricated sky of lower layer Chamber shear wall piece upper end corresponding position should reserve double wedge two, and double wedge two is extend into below cavity, two planar dimension position of double wedge by The cavity of upper layer prefabricated hollow shear wall piece determines;There is the inclination of 5-20 ° of angle in each side of double wedge two, is convenient for construction and installation;It is convex Two height of tooth is determined that double wedge can significantly increase horizontal shear strength by floor upper surface.
All contact surface site operation Shi Junxian of the invention pave thin layer cement mortar or grouting material etc. bonding material Material provides the cohesive force between shear wall and increases seam crossing shear resistance.
The beneficial effects of the present invention are:
The present invention provides a kind of assembled cavity shear wall horizontal joint Alveolus type dry type connection structure, cavity shear walls Main stress indulges muscle and all uses sleeve connection, and cavity segment distribution bar is vertically not connected to, and simplifies type of attachment;Upper cavity is cut Power wall cavity pars infrasegmentalis uses reserved groove or using cavity as connecting groove, and lower cavity shear wall cavity segment top is reserved convex Tooth is engaged with groove, improves the shear resistance of cavity shear wall horizontal joint;Prefabricated bracket at cavity shear wall story height Plate, precast floor slab connecting pin are made as L-type in advance, are directly bolted convenient for scene, reduce site operation amount.The present invention, which is got rid of, to be applied Work situ wet operation, is convenient for industrialized production and green installation, can be widely applied to prefabricated assembled concrete shear wall Structure.
Detailed description of the invention
Fig. 1 is the elevation of the embodiment 1 of assembled cavity shear wall horizontal joint Alveolus type dry type connection of the present invention.
Fig. 2 is the elevation of the embodiment 2 of assembled cavity shear wall horizontal joint Alveolus type dry type connection of the present invention.
Fig. 3 is 1-1 sectional view of the present invention.
Fig. 4 is 2-2 sectional view of the present invention.
Fig. 5 is 3-3 sectional view of the present 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, mainly include upper layer prefabricated hollow shear wall piece 1, lower layer's prefabricated hollow shear wall piece 2, Precast floor slab 10, grout sleeve 5 and bolt 12.
Upper layer prefabricated hollow shear wall piece 1 of the present invention and lower layer's prefabricated hollow shear wall piece 2 are common prefabricated Vertical cavity 4 is reserved at interval in shear wall, and shear wall is divided into multiple wall columns 3, vertical 4 thickness direction of cavity by vertical cavity 4 Two sides are cavity wall 9.3 arrangement of reinforcement of wall column is similar with common column, mainly there is vertical muscle 6 and stirrup.9 thinner thickness of cavity wall, arrangement of reinforcement master It to be vertically and horizontally distribution bar.
1 cavity of upper layer prefabricated hollow shear wall piece of the present invention, 4 lower part is completely through lower layer's prefabricated hollow shear wall At the perforation to 10 lower surface height of upper layer precast floor slab of 2 cavity 4 of piece.Lower layer's prefabricated hollow shear wall piece 2 is pre- at floor height Bracket plate 11 processed, 11 outside of bracket plate is concordant with 10 lower surface of precast floor slab, in favor of saving space and increasing the beautiful effect of building Fruit, bracket plate 11 are arranged along shear wall length direction overall length;Bracket plate 11 is along shear wall length direction arranged for interval pre-embedded bolt 12,12 height of pre-embedded bolt is concordant with 10 upper surface of precast floor slab, to save space.Bracket plate 11 is the important portion of shearing resistance Position, shearing resistance and bending resistance arrangement of reinforcement should carry out detailed design and calculate determination.
Precast floor slab 10 of the present invention is made as L-type with shear wall connecting pin in advance, and precast floor slab 10 is connect with shear wall Prepared screw-bolt hole is held, is bolted convenient for scene with bracket plate 11.Precast floor slab L-type is configured to shearing resistance significant points, shearing resistance Detailed design, which should be carried out, with bending resistance arrangement of reinforcement calculates determination.
Upper layer prefabricated hollow shear wall piece 1 of the present invention and lower layer's prefabricated hollow shear wall piece 2 are in the perpendicular of seam crossing The vertical muscle 6 mainly passed through in wall column 3 to pulling force connect power transmission with grout sleeve 5, and vertical muscle 6 is connect in quantity view with grout sleeve 5 Power determines.Vertical muscle internal force in cavity wall 9 is smaller, in seam crossing not through connection.
The cavity wall 9 of 1 lower end of upper layer prefabricated hollow shear wall piece of the present invention is reserved as connecting groove 1 or direct With the cavity 4 of lower end for connecting groove two.
The cavity wall 9 of 1 lower end of upper layer prefabricated hollow shear wall piece of the present invention is reserved as implementation when connecting groove 1 Example 1,2 upper end corresponding position of lower layer's prefabricated hollow shear wall piece should reserve double wedge 8, and double wedge is mutually twisted with connecting groove one, convex Tooth 8 penetrates through shear wall's thickness direction;There is the inclination of 5-20 ° of angle in each side of double wedge 8, is convenient for construction and installation;8 height of double wedge is by building Plate upper surface determines that double wedge can significantly increase horizontal shear strength.
Upper layer prefabricated hollow shear wall piece 1 of the present invention is real when being directly connecting groove two with the cavity 4 of lower end Example 2 is applied, 2 upper end corresponding position of lower layer's prefabricated hollow shear wall piece should reserve double wedge 2 13, and double wedge 2 13 is extend into below cavity, 2 13 planar dimension position of double wedge is determined by the cavity 4 of upper layer prefabricated hollow shear wall piece 1;Each side of double wedge 2 13 has 5-20 ° Inclination, be convenient for construction and installation;2 13 height of double wedge is determined that double wedge can significantly increase horizontal shear strength by floor upper surface.
Pave thin layer cement mortar or grouting material etc. of all contact surface site operation Shi Junxian of the present invention is viscous Material is tied, the cohesive force between shear wall is provided and increases seam crossing shear resistance;After all component installations in pending connection position are in place, Precast floor slab is bolted, and grout sleeve is in the milk.
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 (5)

1. assembled cavity shear wall horizontal joint Alveolus type dry type connection structure, it is characterised in that: including upper layer prefabricated hollow Shear wall piece, lower layer's prefabricated hollow shear wall piece, precast floor slab, grout sleeve and pre-embedded bolt, the upper layer prefabricated hollow are cut Power wall piece and lower layer's prefabricated hollow shear wall piece are spaced in common precast shear wall reserves vertical cavity, and vertical cavity will be cut Power wall is divided into multiple wall columns, and vertical cavity thickness direction two sides are cavity wall;Wall column arrangement of reinforcement has vertical muscle and stirrup;Upper layer is prefabricated Cavity shear wall piece cavity lower part is completely through lower layer's prefabricated hollow shear wall piece cavity is penetrated through to precast floor slab lower surface height Place;Lower layer's prefabricated hollow shear wall piece is equipped with bracket plate, bracket plate outside and precast floor slab lower surface at precast floor slab height Concordantly, for bracket plate along shear wall length direction arranged for interval pre-embedded bolt, pre-embedded bolt height is concordant with precast floor slab upper surface, Precast floor slab and shear wall connecting pin are made as L-type, precast floor slab and shear wall connecting pin prepared screw-bolt hole in advance, with bracket crab bolt Connection, upper layer prefabricated hollow shear wall piece and lower layer's prefabricated hollow shear wall piece are connected by the vertical muscle in wall column with grout sleeve It connects, connecting groove is reserved at the cavity of upper layer prefabricated hollow shear wall piece lower end, lower layer's prefabricated hollow shear wall piece upper end corresponds to position Reserved double wedge is set, double wedge is mutually twisted with connecting groove.
2. assembled cavity shear wall horizontal joint Alveolus type dry type connection structure according to claim 1, feature exist In: upper layer prefabricated hollow shear wall piece cavity lower end is equipped with connecting groove for the moment, and lower layer's prefabricated hollow shear wall piece upper end is corresponding Position is equipped with double wedge, and double wedge is mutually twisted with connecting groove one, and double wedge penetrates through shear wall's thickness direction.
3. assembled cavity shear wall horizontal joint Alveolus type dry type connection structure according to claim 1, feature exist In: upper layer prefabricated hollow shear wall piece directly using the cavity of lower end as connecting groove two when, lower layer's prefabricated hollow shear wall on piece Corresponding position is held to be equipped with double wedge two, double wedge two is mutually twisted with connecting groove two.
4. assembled cavity shear wall horizontal joint Alveolus type dry type connection structure according to claim 1,2 or 3, special Sign is: all contact surface site operation Shi Junxian pave thin layer cement mortar or grouting material as binding material, provide and cut Cohesive force and increase seam crossing shear resistance between power wall.
5. assembled cavity shear wall horizontal joint Alveolus type dry type connection structure according to claim 1,2 or 3, special Sign is: there is the inclination of 5-20 ° of angle in each side of double wedge.
CN201710494064.5A 2017-06-26 2017-06-26 Assembled cavity shear wall horizontal joint Alveolus type dry type connection structure Active CN107299699B (en)

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108867936A (en) * 2018-06-27 2018-11-23 中国十七冶集团有限公司 A kind of fabricated shear wall vertical abutment joint Alveolus type connection structure
CN108978891A (en) * 2018-07-04 2018-12-11 中国十七冶集团有限公司 A kind of fabricated shear wall vertical abutment joint energy consumption dry type connection structure and construction method
CN110342051A (en) * 2019-07-29 2019-10-18 宋军 A kind of multiduty superposition frame code device and its a kind of multiduty superposition frame code combination unit
CN110965668A (en) * 2019-12-23 2020-04-07 北京工业大学 Mortise and tenon structure-based assembled concrete shear wall connection method
CN111608290A (en) * 2020-05-11 2020-09-01 中国一冶集团有限公司 Water-cooled coke oven resistance wall and construction method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006057095A1 (en) * 2004-11-25 2006-06-01 Nippon Steel Corporation Structure of opened wall in steel house
CN203475609U (en) * 2013-08-16 2014-03-12 威海奥华钢结构有限公司 Connecting structure of composite floor slab and steel tube shear wall of building
CN204126048U (en) * 2014-10-19 2015-01-28 昆明营造工程设计有限公司 Bracket steel bar concrete shear force wall connecting pin contact assembled architecture
CN205604473U (en) * 2016-04-20 2016-09-28 天津大学建筑设计研究院 Assembled shear force wall tooth's socket formula connection structure who combines coincide floor
CN106400952A (en) * 2016-07-29 2017-02-15 刘祥锦 Assembly type prefabricated structure wallboard unit and connecting joints thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006057095A1 (en) * 2004-11-25 2006-06-01 Nippon Steel Corporation Structure of opened wall in steel house
CN203475609U (en) * 2013-08-16 2014-03-12 威海奥华钢结构有限公司 Connecting structure of composite floor slab and steel tube shear wall of building
CN204126048U (en) * 2014-10-19 2015-01-28 昆明营造工程设计有限公司 Bracket steel bar concrete shear force wall connecting pin contact assembled architecture
CN205604473U (en) * 2016-04-20 2016-09-28 天津大学建筑设计研究院 Assembled shear force wall tooth's socket formula connection structure who combines coincide floor
CN106400952A (en) * 2016-07-29 2017-02-15 刘祥锦 Assembly type prefabricated structure wallboard unit and connecting joints thereof

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