CN103397700A - Connection structure of building composite floor slab and steel tube shear wall - Google Patents

Connection structure of building composite floor slab and steel tube shear wall Download PDF

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Publication number
CN103397700A
CN103397700A CN2013103580451A CN201310358045A CN103397700A CN 103397700 A CN103397700 A CN 103397700A CN 2013103580451 A CN2013103580451 A CN 2013103580451A CN 201310358045 A CN201310358045 A CN 201310358045A CN 103397700 A CN103397700 A CN 103397700A
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CN
China
Prior art keywords
shear
floor slab
laminated floor
steel
plate
Prior art date
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
CN2013103580451A
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Chinese (zh)
Inventor
高中勤
张保华
鞠少政
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WEIHAI CONSTRUCTION GROUP CO Ltd
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WEIHAI CONSTRUCTION GROUP CO Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by WEIHAI CONSTRUCTION GROUP CO Ltd filed Critical WEIHAI CONSTRUCTION GROUP CO Ltd
Priority to CN2013103580451A priority Critical patent/CN103397700A/en
Publication of CN103397700A publication Critical patent/CN103397700A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a connection structure of a building composite floor slab and a steel tube shear wall, and belongs to the field of building members. A shear wall is connected with a composite floor slab; the composite floor slab is directly placed on a steel plate bracket of the shear wall, and is fixed in a manner that a bolt penetrates an oblong hole of the end part of a light steel rib and the oblong hole in the connecting plate welded on the side surface of the shear wall; meanwhile, a reinforcing steel bar welded onto the side surface of the shear wall is connected with the composite floor slab; the concrete is poured in place at the upper part of a prefabricated slab to cover the light steel rib, an upper layer steel bar and the reinforcing steel bar. The connection structure is simple in structure, and the steel structural member and the steel concrete combined member have excellent connection performance to realize the prefabrication production and field assembly and connection of the structural members better, so that the building has excellent seismic restraint performance.

Description

The syndeton of building laminated floor slab and steel pipe shear wall
Technical field
The present invention relates to the building member field, at length say it is the syndeton of a kind of building laminated floor slab and steel pipe shear wall.
Background technology
As everyone knows, in recent years, building green, energy-conservation, healthy building has become our fundamental state policy, with standardization, industry, turn to the industrialization the mode of project construction of sign, require the engineering construction batch production to be made as in advance the master, on-the-spot mechanization assembling coordinates, but concrete component prefabricated needs template system more complicated, the cost of use higher, the inconvenient operation, the globality that connect between member are poor, have influence on the development of pre-cast building, therefore be badly in need of finding a kind of technical measures that address these problems; In order to realize above-mentioned target, all parts of the country all meet the building structure technology of this target in active research at present, the Assembling link technique that comprises steel structure member prefabricating technique, reinforced concrete member prefabricating technique, concrete and steel combined member technology and these building structural elements, begun to take shape the Temperature Variation In Buildings of Mixed Structures that the different materials member forms; But because design, manufacturing technology and the on-the-spot mechanization overall package of certain structures member are with to be connected structure unreasonable, research and development not enough, many-sided problem also occurred being permitted, urgently improvement; In addition, by seismic hazard analysis in recent years, aseismatic design has had larger progress, from single seismic design, being improved to damping is combined with seismic design, and then the shatter-proof design that is improved to again to improve structure and member energy dissipation capacity, recognize that improving the prefabricated building structure globality, being out of shape the power consumption property is shockproof important measures, particularly steel building shockproof properties optimum, therefore need to research and develop prefabricated, steel building energetically.
Summary of the invention
Purpose of the present invention just is to overcome the deficiencies in the prior art, and provide the syndeton of a kind of building laminated floor slab and steel pipe shear wall, steel construction piece and steel concrete combined member have good switching performance, and Prefabrication that can better the implementation structure member is connected with Assembling; This makes, and building has good earthquake-proof function, the structural element size is accurate, quality control is excellent, promote architecture quality, high life is durable, improve to greatest extent operating personnel's work situation, shorten the construction period, reduce construction costs.
The present invention adopts following technical solution: the syndeton of a kind of building laminated floor slab and steel pipe shear wall, it is characterized in that, this shear wall adopts prefabrication wall steel pipe, on-the-spot to placing of concrete in steel pipe, shear wall is with the splined arrangement that is connected with adjacent shear wall, steel bar girder be positioned at the wall steel pipe and with steel-pipe welding together, steel plate bracket, stiffener and junction plate that the welding of shear wall metope is connected with laminated floor slab, on junction plate, offer slotted hole, the shear wall metope also welds the angle type junction plate that is connected with girder steel; Laminated floor slab is comprised of precast plate and poured in place concrete two parts, in its bottom precast plate, is embedded with unidirectional with shear wall or the two-way prestressed reinforcement that is connected and light reinforcing bar, and light reinforcing bar end is processed with slotted hole; Be welded on the upper surface end that the stiffener that supports on shear wall is laid in precast plate, the precast plate upper surface of laminated floor slab is uneven, and light reinforcing bar top is processed with notch, in notch, lays the top reinforcement of laminated floor slab; Shear wall is connected with laminated floor slab, laminated floor slab directly is placed on the steel plate bracket of shear wall, the slotted hole that passes on the junction plate that welds on the slotted hole of light reinforcing bar end and shear wall metope with bolt is fixed, the stiffener that welds on the shear wall metope simultaneously is connected with laminated floor slab, and the laminated floor slab top reinforcement is connected with shear wall.
The present invention also can be achieved by the following measures: the steel bar girder of shear wall is one deck or two layers.The shear wall end is provided with the reinforced frame of edge constraint member.
Shear wall and being connected of laminated floor slab are the stiffeners that the supporting shear wall from laminated floor slab welds out, straight tiling is placed on the precast plate upper surface of laminated floor slab, realize that the prestressed reinforcement that reserves with precast plate overlap joint is connected, laminated floor slab top reinforcement and shear wall welding or mechanical connection, the precast plate top cast-in-situ concrete of laminated floor slab covers top reinforcement, light reinforcing bar, junction plate, stiffener, completes being connected of laminated floor slab and shear wall.
The invention has the beneficial effects as follows, simple in structure, steel construction piece and steel concrete combined member have good switching performance, and Prefabrication that can better the implementation structure member is connected with Assembling; This makes, and building has good earthquake-proof function, the structural element size is accurate, quality control is excellent, promote architecture quality, high life is durable, improve to greatest extent operating personnel's work situation, shorten the construction period, reduce construction costs.
 
The accompanying drawing explanation
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of shear wall of the present invention.
Fig. 2 is the structural representation of steel bar girder.
Fig. 3 is the structural representation of laminated floor slab of the present invention.
Fig. 4 is structural representation of the present invention.
3. shear walls in figure, 4. dowel, 10. junction plate, 11. steel bar girders, 13. anchor pole, 14. cast-in-situ concretes, 16. steel plate bars, 17. short structural steel connecting member, 19. steel pipes, 20. reinforced frames, 21. precast plate, 22. light reinforcing bars, 23. slotted holes, 24. notch, 25. top reinforcementes, 26. prestressed reinforcements, 27. stiffener, 28. poured in place concretes, 48. steel plate brackets.
 
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments, to help understanding content of the present invention.
as Fig. 1, shown in 2, the inner institute of this shear wall 3 joins reinforcing bar and adopts steel bar girder 11, steel bar girder 11 is positioned at rectangular steel pipe 19 and welds with rectangular steel pipe 19, anchor pole 13 is little shaped steel, steel plate strip, dowel and peg, anchor pole 13 is welded in to steel pipe 19 wall inboards and realizes steel pipe 19 and being connected of cast-in-situ concrete 14 wherein, shear wall 3 has edge constraint stiffener frame 20, shear wall 3 upper ends are by the short structural steel connecting member 17 of steel plate bar 16 welding, the steel plate bracket 48 that shear wall 3 outer surface of steel tube field ground welding are connected with other member, junction plate 10, stiffener 27, angle type junction plate 45, the concrete manufacture implemented: at first in workshop, the steel pipe of shear wall 3 is processed into to grooved, secondly steel bar girder 11 is integrally welded by anchor pole 13 and U-steel tube wall, between two-layer steel bar girder 11, with dowel 4, locate, the cover plate of steel pipe is buckled in to the steel pipe of grooved steel pipe welding formation shear wall 3, in steel pipe, poured in place concrete completes shear wall 3.
As shown in Figure 3, laminated floor slab is comprised of precast plate 21 and on-the-spot cast-in-situ concrete 28 2 parts, the laminated floor slab bottom is the prestressed concrete precast plate 21 that is prefabricated in the factory and produces, wherein be embedded with light reinforcing bar 22, slotted hole 23 is offered on light reinforcing bar 22 tops, termination, the elongated notch 24 of determining floor top reinforcement 25 accurate locations that is furnished with in light reinforcing bar 22 tops, precast plate 21 upper surfaces of laminated floor slab are uneven, precast plate 21 upper surface ends are covered with stiffener 27, in precast plate 21, be provided with prestressed reinforcement 26, the laminated floor slab top is poured in place concrete 28; The concrete manufacture implemented: at first on the punching block platform of shop production line, the prestressed reinforcement of laminated floor slab 26 and light reinforcing bar 22 are combined into to light steel skeleton, prestressed reinforcement of tensioning 26, it is standby that the top reinforcement 25 of laminated floor slab is processed into net, secondly on the punching block platform of production line, install the peripheral side form of precast plate and fix with magnetic box, after concreting, cutting prestressed reinforcement 26 completes precast plate 21; The on-the-spot precast plate 21 of installing, improve connection after-pouring concrete and complete laminated floor slab.
as shown in Figure 4, shear wall 3 is connected with laminated floor slab, at first welding steel bracket 48 on the shear wall steel pipe 19 with the floor connecting portion, on it, be welded to connect again plate 10 and stiffener 27, next is that the precast plate of laminated floor slab 21 directly is placed on steel plate bracket 48, again light reinforcing bar 22 terminations of laminated floor slab are connected by slotted hole 23 use bolts with junction plate 10, after bolt tightening, with foam-in-place polyurethane, bolt and slotted hole 23 are protected, then prestressed reinforcement 26 overlap joints that stiffener 27 and precast plate 21 reserved are connected, it is to be folded into after precast plate 21 upper surfaces stiffener 27 straight, be laid in precast plate 21 ends of laminated floor slab, then by the top reinforcement of laminated floor slab 25 and shear wall steel pipe 19 welding or mechanical connections, finally with poured in place concrete 28 complete laminated floor slab and with being connected of shear wall 3.

Claims (4)

1. the syndeton of a building laminated floor slab and steel pipe shear wall, it is characterized in that: this shear wall adopts prefabrication wall steel pipe, on-the-spot to placing of concrete in steel pipe, shear wall is with the splined arrangement that is connected with adjacent shear wall, steel bar girder be positioned at the wall steel pipe and with steel-pipe welding together, steel plate bracket, stiffener and junction plate that the welding of shear wall metope is connected with laminated floor slab, on junction plate, offer slotted hole, the shear wall metope also welds the angle type junction plate that is connected with girder steel; Laminated floor slab is comprised of precast plate and poured in place concrete two parts, in its bottom precast plate, is embedded with unidirectional with shear wall or the two-way prestressed reinforcement that is connected and light reinforcing bar, and light reinforcing bar end is processed with slotted hole; Be welded on the upper surface end that the stiffener that supports on shear wall is laid in precast plate, the precast plate upper surface of laminated floor slab is uneven, and light reinforcing bar top is processed with notch, in notch, lays the top reinforcement of laminated floor slab; Shear wall is connected with laminated floor slab, laminated floor slab directly is placed on the steel plate bracket of shear wall, the slotted hole that passes on the junction plate that welds on the slotted hole of light reinforcing bar end and shear wall metope with bolt is fixed, the stiffener that welds on the shear wall metope simultaneously is connected with laminated floor slab, and the laminated floor slab top reinforcement is connected with shear wall.
2. the syndeton of building laminated floor slab and steel pipe shear wall according to claim 1, the steel bar girder that it is characterized in that said shear wall are one deck or two layers.
3. the syndeton of building laminated floor slab and steel pipe shear wall according to claim 1, is characterized in that said shear wall end is provided with the reinforced frame of edge constraint member.
4. the syndeton of building laminated floor slab and steel pipe shear wall according to claim 1, it is characterized in that said shear wall and being connected of laminated floor slab are the stiffeners that the supporting shear wall from laminated floor slab welds out, straight tiling is placed on the precast plate upper surface of laminated floor slab, realize that the prestressed reinforcement that reserves with precast plate overlap joint is connected, laminated floor slab top reinforcement and shear wall welding or mechanical connection, the precast plate top cast-in-situ concrete of laminated floor slab is by top reinforcement, light reinforcing bar, junction plate, stiffener covers, complete being connected of laminated floor slab and shear wall.
CN2013103580451A 2013-08-16 2013-08-16 Connection structure of building composite floor slab and steel tube shear wall Pending CN103397700A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013103580451A CN103397700A (en) 2013-08-16 2013-08-16 Connection structure of building composite floor slab and steel tube shear wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013103580451A CN103397700A (en) 2013-08-16 2013-08-16 Connection structure of building composite floor slab and steel tube shear wall

Publications (1)

Publication Number Publication Date
CN103397700A true CN103397700A (en) 2013-11-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106284784A (en) * 2015-06-26 2017-01-04 上海瑞房地产开发有限公司 A kind of full Prefabricated Concrete floor for building
CN106639045A (en) * 2016-12-29 2017-05-10 中通钢构股份有限公司 Prefabricated assembly type steel plate-concrete composite shear wall structure system and construction method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106284784A (en) * 2015-06-26 2017-01-04 上海瑞房地产开发有限公司 A kind of full Prefabricated Concrete floor for building
CN106639045A (en) * 2016-12-29 2017-05-10 中通钢构股份有限公司 Prefabricated assembly type steel plate-concrete composite shear wall structure system and construction method thereof
CN106639045B (en) * 2016-12-29 2019-01-25 中通钢构股份有限公司 A kind of prefabricated assembled steel plate-concrete combined shear wall structural system and its construction method

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Application publication date: 20131120