CN103556749A - Hanging flexible connection of precast concrete infill wall - Google Patents

Hanging flexible connection of precast concrete infill wall Download PDF

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Publication number
CN103556749A
CN103556749A CN201310470006.0A CN201310470006A CN103556749A CN 103556749 A CN103556749 A CN 103556749A CN 201310470006 A CN201310470006 A CN 201310470006A CN 103556749 A CN103556749 A CN 103556749A
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CN
China
Prior art keywords
infilled
precast concrete
infill
plate
draw ring
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310470006.0A
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Chinese (zh)
Inventor
朱张峰
王远威
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Nanjing University of Science and Technology
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Nanjing University of Science and Technology
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Application filed by Nanjing University of Science and Technology filed Critical Nanjing University of Science and Technology
Priority to CN201310470006.0A priority Critical patent/CN103556749A/en
Publication of CN103556749A publication Critical patent/CN103556749A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a hanging flexible connection of a precast concrete infill wall. The hanging flexible connection of the precast concrete infill wall comprises precast concrete infill wall, frame columns/shear walls on both sides of the infill wall, a top beam/plate on the top of the infill wall and a bottom beam/plate at the bottom of the infill wall, wherein the precast concrete infill wall is connected with the frame columns/shear walls on both sides of the infill wall through snapping flexible pull rings, the precast concrete infill wall is connected with the top beam/plate of the infill wall through reserved joint bar grouting or cast-in-place of concrete, and a base slurry layer is arranged between the precast concrete infill wall and the bottom beam/plate of the infill wall. Vertical reinforcing steel bars are inserted into the middle and rear portions of the snapping flexible pull rings. The precast concrete infill wall can be made of light walls with anti-seismic energy dissipation structure. The hanging flexible connection of the precast concrete infill wall solves the technical and theoretical problems of heavy workload of cast-in-place or masonry construction, complex collaboration with a main structure, vulnerability and lack of anti-seismic energy dissipation capacity in earthquake and the like of an existing connection of the infill wall.

Description

A kind of precast concrete infilled wall suspension type flexibly connects
Technical field
The present invention relates to a kind of precast concrete infilled wall suspension type and flexibly connect, belong to building engineering structure technology and construction field.
Background technology
For the construction of infilled wall, cast-in-place concrete structure often adopts brick infilled wall, and relies on infilled wall dual-side along the connecting reinforcement formation of short transverse setting and being connected of agent structure; Prefabricated concrete structure generally adopts infilled wall and main body shear wall is integral prefabricated or independent prefabricated infilled wall, by infilled wall bottom reserved joint bar or four jiaos of pre-embedded steel slabs and agent structure, be anchored or welded.
Above-mentioned existing method of attachment, in cast-in-place concrete structure, obvious existence construction is inconvenient, site work amount is large and infilled wall member affects the shortcomings such as smudgy to the stress performance of agent structure; Prefabricated concrete structure exists and connected firm (integral prefabricated) or connected (reserved joint bar is anchored or the welding of four gussets) on the weak side, simultaneously, its impact of stress performance on agent structure is larger with traditional cast-in-place structural difference, and there is no at present enough result of designs and experience can be for reference.
Meanwhile, in existing method for designing, using infilled wall as non-structural element, cause and in earthquake, early destroy and lack energy dissipation ability, component performance particularly anti-seismic performance is not given full play to.
The problems referred to above caused infilled wall construction complicated, design blindness and reduced aseismic reliability, further affected repair after shake.The facility construction of infilled wall and with reasonable connection of agent structure be technology and the theoretical difficulties in engineering always.
Summary of the invention
The present invention adopts precast concrete infilled wall in cast-in-place concrete structure or prefabricated concrete structure, simultaneously, for further reducing the stressing influence of infilled wall to agent structure, especially the deformation characteristic under horizontal movement, comprehensive infilled wall bottom and the bottom beam/plate of adopting arranges seat slurry layer, infilled wall both sides adopt the flexible draw ring of snapping to be connected structure with frame column or shear wall, infilled wall and upper strata floor or beam border adopt reserved joint bar cast-in-place with upper strata beam/plate or be in the milk and the means such as be connected, proposing a kind of precast concrete suspension type flexibly connects, to guarantee in horizontal distortion process, infilled wall to agent structure substantially without constraint and intermal force, thereby fundamentally solve aforementioned relevant difficulties.
The technical solution used in the present invention is: a kind of precast concrete infilled wall suspension type flexibly connects, and comprises the frame column/shear wall of precast concrete infilled wall, infilled wall both sides, lower floor's beam/plate of the upper strata beam/plate at infilled wall top, infilled wall bottom;
Described precast concrete infilled wall both sides are provided with flexible draw ring, top is provided with reserved joint bar, frame column/the shear wall of described infilled wall both sides is provided with flexible draw ring by precast concrete infilled wall side, the upper strata beam at described infilled wall top/plate adopts cast-in-place, superimposed cast-in-place or complete prefabricated form entirely, latter two form, at the default grout hole in the relevant position of reserved joint bar, is provided with seat slurry layer on lower floor's beam/plate of described infilled wall bottom;
Described precast concrete infilled wall is connected by the flexible draw ring of snapping with described both sides frame column/shear wall, described precast concrete infilled wall is in the milk by reserved joint bar with described infilled wall roof beam/plate or concrete cast-in-situ is connected, and seat slurry layer is set between described precast concrete infilled wall and described infilled wall bottom beam/plate.
As preferably, described flexible draw ring is bent into by steel strand or wire rope, and the flexible draw ring of described snapping is inserted additional vertical reinforcement behind center.
As preferably, described precast concrete infilled wall adopts light wall, and energy dissipation structure can be set according to actual needs.
The present invention adopts the flexible draw ring of snapping to be connected with both sides frame column/shear wall precast concrete infilled wall.The material that the large I of snapping draw ring adopts according to the space between infilled wall and frame column/shear wall and snapping draw ring, as the flexible bending performance of steel strand or wire rope is comprehensively determined; The vertical spacing of snapping draw ring can be identical with the lacing wire spacing of cast-in-place structural infilled wall.
The present invention adopts reserved joint bar grouting or concrete cast-in-situ to be connected with roof beam/plate precast concrete infilled wall.Joint bar configuration should design according to the deadweight of precast concrete infilled wall, and can be according to the stressed and deformation requirements of reality, is designed to hinged or rigidly connects fringe conditions.
The present invention arranges seat slurry layer between precast concrete infilled wall and bottom beam/plate, and the strength grade of seat slurry layer and thickness should require to determine according to anti-seismic construction.
The present invention inserts additional vertical reinforcement behind the flexible draw ring of snapping center, and reinforcing bar directly should be not less than 10mm.
Beneficial effect: (1) precast concrete infilled wall of the present invention bottom arranges seat slurry layer, seat slurry layer thickness meter intensity can arrange flexibly, approximate formation level to displacement substantially without restrained boundary condition; (2) precast concrete infilled wall side of the present invention adopts the flexible draw ring of snapping to connect, and the specification of flexible draw ring and spacing can freely arrange as required, and assurance infilled wall is along vertical deformation substantially without constraint, and formation flexibly connects; (3) precast concrete infilled wall top adopts reserved joint bar, cast-in-situ concrete or grouting to connect, and can form hinged (the non-complete tension anchoring of joint bar) or rigidly connect (the complete tension anchoring of joint bar), forms suspension type precast concrete shear wall; (4) in the flexible draw ring of snapping of the present invention, set up additional vertical reinforcement, the level that has strengthened draw ring to and out of plane stiffness, can effectively prevent that the plane of infilled wall under large displacement state from collapsing outward; (5) precast concrete infilled wall of the present invention can adopt light material, and can be designed to energy dissipation shear wall, has given full play to the energy dissipation ability of its member, is of value to the raising of overall structure shock resistance.Meanwhile, adopt prefabricated units form to improve component quality and reduced site operation workload.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
As shown in Figure 1: a kind of precast concrete infilled wall suspension type flexibly connects, comprise the frame column/shear wall 2,3 of precast concrete infilled wall 1, infilled wall both sides, lower floor's beam/plate 5 of the upper strata beam/plate 4 at infilled wall top, infilled wall bottom;
Described precast concrete infilled wall both sides are provided with flexible draw ring 6, top is provided with reserved joint bar 8, frame column/the shear wall 2,3 of described infilled wall both sides is provided with flexible draw ring 6 by precast concrete infilled wall 1 side, upper strata beam/the plate 4 at described infilled wall top adopts cast-in-place, superimposed cast-in-place or complete prefabricated form entirely, latter two form, at the default grout hole in the relevant position of reserved joint bar 8, is provided with seat slurry layer 9 on lower floor's beam/plate 5 of described infilled wall bottom;
Described precast concrete infilled wall 1 is connected by the flexible draw ring 6 of snapping with described both sides frame column/shear wall 2,3, described precast concrete infilled wall 1 is in the milk by reserved joint bar 8 with described infilled wall roof beam/plate 4 or concrete cast-in-situ is connected, and described precast concrete infilled wall 1 and 5 of described infilled wall bottom beam/plates arrange seat slurry layer 9.
Described flexible draw ring 6 is bent into by steel strand or wire rope, and the flexible draw ring of described snapping is inserted additional vertical reinforcement 7 behind center.Described precast concrete infilled wall 1 adopts light wall, and energy dissipation structure can be set according to actual needs.
During Specific construction, after setting seat slurry layer 9, precast concrete infilled wall 1 is in place, and by flexible draw ring 6 contrapositions, insert additional vertical reinforcement 7, build the concrete/grouting material in precast concrete infilled wall 1 space, both sides.Lift the upper strata beam/plate 4 at infilled wall top or install its template, grouting or cast-in-situ concrete, finally form precast concrete infilled wall suspension type and flexibly connect.
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.In the present embodiment not clear and definite each ingredient all available prior art realized.

Claims (3)

1. a precast concrete infilled wall suspension type flexibly connects, and it is characterized in that: comprise the frame column/shear wall of precast concrete infilled wall, infilled wall both sides, lower floor's beam/plate of the upper strata beam/plate at infilled wall top, infilled wall bottom;
Described precast concrete infilled wall both sides are provided with flexible draw ring, top is provided with reserved joint bar, frame column/the shear wall of described infilled wall both sides is provided with flexible draw ring by precast concrete infilled wall side, the upper strata beam at described infilled wall top/plate adopts cast-in-place, superimposed cast-in-place or complete prefabricated form entirely, latter two form, at the default grout hole in the relevant position of reserved joint bar, is provided with seat slurry layer on lower floor's beam/plate of described infilled wall bottom;
Described precast concrete infilled wall is connected by the flexible draw ring of snapping with described both sides frame column/shear wall, described precast concrete infilled wall is in the milk by reserved joint bar with described infilled wall roof beam/plate or concrete cast-in-situ is connected, and seat slurry layer is set between described precast concrete infilled wall and described infilled wall bottom beam/plate.
2. a kind of precast concrete infilled wall suspension type according to claim 1 flexibly connects, and it is characterized in that: described flexible draw ring is bent into by steel strand or wire rope, and the flexible draw ring of described snapping is inserted additional vertical reinforcement behind center.
3. a kind of precast concrete infilled wall suspension type according to claim 1 flexibly connects, and it is characterized in that: described precast concrete infilled wall adopts light wall.
CN201310470006.0A 2013-10-10 2013-10-10 Hanging flexible connection of precast concrete infill wall Pending CN103556749A (en)

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104989013A (en) * 2015-07-10 2015-10-21 浙江大学宁波理工学院 Anti-seismic frame shear wall and construction method thereof
CN105780964A (en) * 2016-03-09 2016-07-20 盐城工学院 Connection structure and construction process for lightweight wall block filler wall and frame structure
CN105804274A (en) * 2016-03-09 2016-07-27 盐城工学院 Novel light connecting structure of block filling wall and frame structure and construction technique
CN106499070A (en) * 2015-09-08 2017-03-15 上海宝冶集团有限公司 The construction method of connecting sewing between assembled architecture component and component
CN107447890A (en) * 2017-09-10 2017-12-08 中国二十二冶集团有限公司 Wall is integral prefabricated inside assembly concrete shear wall structure and construction method
CN108265832A (en) * 2018-01-27 2018-07-10 昌大建筑科技有限公司 Fabricated shear wall is without template after-pouring system
CN109826337A (en) * 2019-03-29 2019-05-31 贵州兴贵恒远新型建材有限公司 A kind of assembled building block wall steel cable flexible connecting structure and its construction method
CN109838012A (en) * 2019-03-29 2019-06-04 贵州兴贵恒远新型建材有限公司 A kind of flexible connecting device and its construction method of the assembled building block wall with aluminium set
CN112012367A (en) * 2020-09-03 2020-12-01 李磊 Flexible connection's assembled wall body
CN112554139A (en) * 2020-11-27 2021-03-26 中国电建集团成都勘测设计研究院有限公司 Flexible connection structure for anti-seismic beams in dam of high earth-rock dam
CN112726881A (en) * 2020-12-30 2021-04-30 湖北正浩建设集团有限公司 Infilled wall structure of steel-concrete structure building and construction method thereof

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DE3242364A1 (en) * 1982-11-16 1984-05-17 geb. Macheiner Monika 6741 Rohrbach Ehold Construction elements for the building trade
JPH0247444A (en) * 1988-08-05 1990-02-16 Takenaka Komuten Co Ltd Rc precast earthquake resisting wall
CN202000487U (en) * 2011-02-17 2011-10-05 张剑 Precast beam and precast slab compounded wall board body
WO2012175802A1 (en) * 2011-06-20 2012-12-27 Peikko Group Oy Connecting device for joining adjacent pre-cast concrete sections and method for joining a first and a second pre-cast concrete section
CN203097017U (en) * 2013-03-14 2013-07-31 沈阳建筑大学建筑设计研究院 Connecting structure between prefabricated infilled wall and prefabricated column or prefabricated shear wall
CN203487664U (en) * 2013-10-10 2014-03-19 南京工业大学 Prefabricated concrete filled wall suspension type flexible connection

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3242364A1 (en) * 1982-11-16 1984-05-17 geb. Macheiner Monika 6741 Rohrbach Ehold Construction elements for the building trade
JPH0247444A (en) * 1988-08-05 1990-02-16 Takenaka Komuten Co Ltd Rc precast earthquake resisting wall
CN202000487U (en) * 2011-02-17 2011-10-05 张剑 Precast beam and precast slab compounded wall board body
WO2012175802A1 (en) * 2011-06-20 2012-12-27 Peikko Group Oy Connecting device for joining adjacent pre-cast concrete sections and method for joining a first and a second pre-cast concrete section
CN203097017U (en) * 2013-03-14 2013-07-31 沈阳建筑大学建筑设计研究院 Connecting structure between prefabricated infilled wall and prefabricated column or prefabricated shear wall
CN203487664U (en) * 2013-10-10 2014-03-19 南京工业大学 Prefabricated concrete filled wall suspension type flexible connection

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104989013A (en) * 2015-07-10 2015-10-21 浙江大学宁波理工学院 Anti-seismic frame shear wall and construction method thereof
CN104989013B (en) * 2015-07-10 2017-11-17 浙江大学宁波理工学院 Earthquake-proof frame shear wall and its construction method
CN106499070A (en) * 2015-09-08 2017-03-15 上海宝冶集团有限公司 The construction method of connecting sewing between assembled architecture component and component
CN106499070B (en) * 2015-09-08 2019-03-15 上海宝冶集团有限公司 The construction method of connecting sewing between assembled architecture component and component
CN105780964A (en) * 2016-03-09 2016-07-20 盐城工学院 Connection structure and construction process for lightweight wall block filler wall and frame structure
CN105804274A (en) * 2016-03-09 2016-07-27 盐城工学院 Novel light connecting structure of block filling wall and frame structure and construction technique
CN107447890A (en) * 2017-09-10 2017-12-08 中国二十二冶集团有限公司 Wall is integral prefabricated inside assembly concrete shear wall structure and construction method
CN108265832A (en) * 2018-01-27 2018-07-10 昌大建筑科技有限公司 Fabricated shear wall is without template after-pouring system
CN109826337A (en) * 2019-03-29 2019-05-31 贵州兴贵恒远新型建材有限公司 A kind of assembled building block wall steel cable flexible connecting structure and its construction method
CN109838012A (en) * 2019-03-29 2019-06-04 贵州兴贵恒远新型建材有限公司 A kind of flexible connecting device and its construction method of the assembled building block wall with aluminium set
CN112012367A (en) * 2020-09-03 2020-12-01 李磊 Flexible connection's assembled wall body
CN112554139A (en) * 2020-11-27 2021-03-26 中国电建集团成都勘测设计研究院有限公司 Flexible connection structure for anti-seismic beams in dam of high earth-rock dam
CN112726881A (en) * 2020-12-30 2021-04-30 湖北正浩建设集团有限公司 Infilled wall structure of steel-concrete structure building and construction method thereof

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Application publication date: 20140205