CN206722087U - A kind of assembly concrete frame structure bracing members bearing - Google Patents

A kind of assembly concrete frame structure bracing members bearing Download PDF

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Publication number
CN206722087U
CN206722087U CN201720413216.XU CN201720413216U CN206722087U CN 206722087 U CN206722087 U CN 206722087U CN 201720413216 U CN201720413216 U CN 201720413216U CN 206722087 U CN206722087 U CN 206722087U
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China
Prior art keywords
built
fitting
steel plate
bracing members
connecting plate
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Expired - Fee Related
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CN201720413216.XU
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Chinese (zh)
Inventor
曾武凤
王泽云
唐述涌
汪义凡
周天义
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Xihua University
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Xihua University
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a kind of assembly concrete frame structure bracing members bearing, including the first built-in fitting, the second built-in fitting and node connecting plate, first built-in fitting is pre-buried to be arranged in prefabricated post, second built-in fitting is pre-buried to be arranged on precast beam, the prefabricated post is connected with precast beam by beam column cast-in-place node, and first built-in fitting and the second built-in fitting are fixedly connected by node connecting plate.Prefabricated assembled concrete bean column node pre-buried steel support carriers are realized, assembly concrete is realized that bracing members are installed, and are increased structure anti-side rigidity, are effective against geological process and wind load in building;Node connecting plate and the pure bolt connection of connecting plate evaded welding caused by influence of the steel member residual stress to safety of structure, make stress more reasonable, while improve speed of application.

Description

A kind of assembly concrete frame structure bracing members bearing
Technical field
It the utility model is related to a kind of building engineering field, and in particular to a kind of assembly concrete frame structure bracing members Bearing.
Background technology
The pillar industry that industry is Chinese national economy is built, highly energy-consuming, high dirt are in because current China builds industry The stage that dye, building technology fall behind, the fast development of building trade and the constraint contradiction of environmental resource increasingly highlight, and force construction Industry constantly realizes transition and upgrading.A part of the assembled architecture as building industrialization, becomes studies in China and development Focus, with holding for 12 five meetings of the National People's Congress, the ratio of intelligent building and assembled architecture in existing building Example will improve constantly.Assembled architecture greatly improves efficiency of construction and progress, has further ensured construction engineering quality, with The continuous popularization of building industrialization and assembled architecture in China, assembled architecture technology is also continuously available lifting and progress.
Because assembly concrete frame structure is influenceed by lateral resisting rigidity, building height and architectural image are limited System, traditional assembled architecture increase framework lateral resisting rigidity by increasing framework longitudinal shear wall, but due to prefabricated shearing The production of wall and lifting tedious process, installation is complicated, and installation accuracy requires high, will have a strong impact on efficiency of assembling.To avoid assembling Deficiency when formula shear wall is installed, it is firm to propose that prefabricated concrete structure increases frame structure lateral resisting in the form of bracing members The method of degree.Numerous studies show that bracing members can effectively improve the ductility of framework, realize setting for " strong post-central sill-weak web member " Principle is counted, forms the Aseismic Structure System of multi-way prevention.Cast-in-place concrete frame structure is using center bracing members (monocline support, people Font, V-type, X-type and K-type support) when, bracing members bearing is embedded at bean column node and support plate is extended to beyond node core The outer certain limit of heart district, pours together with beam column built from concrete, both ensure that the connection reliability of bracing members bearing and framework, It ensure that the reasonability of stress.
Because assembly concrete frame structure beam column belongs to prefabricated components, the assembly of beam column need to be only carried out at the scene, Only reinforcing bar colligation is carried out when assembled in beam column node core area and concrete cast-in-situ, bracing members bearing can not be in joint cores Realize pre-buried, therefore bracing members bearing to be installed at assembly concrete frame structure bean column node and become technical barrier.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of assembly concrete frame structure Bracing members bearing, the technical barrier pre-buried when node is cast-in-place can not be realized by solving bracing members bearing, effectively increase framework Anti-side rigidity and efficiency of construction.
The utility model is achieved through the following technical solutions:
A kind of assembly concrete frame structure bracing members bearing, including the first built-in fitting, the second built-in fitting and node connect Fishplate bar, first built-in fitting is pre-buried to be arranged in prefabricated post, and second built-in fitting is pre-buried to be arranged on precast beam, described pre- Post processed is connected with precast beam by beam column cast-in-place node, and first built-in fitting and the second built-in fitting are fixed by node connecting plate Connection.
Further, first built-in fitting includes steel plate, junction steel plate and stiffener, the junction steel plate welding Both sides are used for connecting node connecting plate outside steel plate, and the stiffener is welded on outside steel plate and is embedded in prefabricated post.
Further, second built-in fitting includes steel plate, junction steel plate and stiffener, the junction steel plate welding It is used for connecting node connecting plate in the outside both sides of steel plate 5, the stiffener is welded on outside steel plate and is embedded in precast beam.
Further, the junction steel plate is bolted with node connecting plate.The utility model is in use, by dividing Not in the pre-buried built-in fitting of beam column end points, then node connecting plate connected by bolt with built-in fitting, solve assembling frame knot At structure bean column node can not cast-in-place pre-buried steel support carriers technical barrier;Built-in fitting one end is welded with stiffener, and in beam Stiffener is subjected to colligation and fixation with reinforcing bar in precast beam and prefabricated post when post is prefabricated, enhances built-in fitting and prefabricated components Connection reliability, while evaded traditional bracing members bearing reinforcement it is pre-buried at node when joint cores reinforcing bars fight and tie up Prick the problem of difficult, prefabricated components realize the burying work beforehand of built-in fitting in factory, can ensure built-in fitting and component quality.
Further, it is provided with rubber sheet gasket between junction steel plate and the node connecting plate.Rubber sheet gasket can increase node The contact area of connecting plate and junction steel plate, while be also prevented from screw and loosened caused by shaking or expanding with heat and contract with cold, on ground Seismic energy can be absorbed under shake load action and plays a part of damping, both ensure that the reliability of connection, and can has structure There is more preferable anti-seismic performance.
Further, the rubber sheet gasket thickness is 1-2mm.
The utility model compared with prior art, has the following advantages and advantages:
1st, prefabricated assembled concrete bean column node pre-buried steel support carriers are realized, make assembly concrete real in building Existing bracing members installation, increases structure anti-side rigidity, is effective against geological process and wind load;
2nd, node connecting plate and the pure bolt connection of connecting plate have evaded steel member residual stress caused by welding and structure have been pacified The influence of full property, makes stress more reasonable, while improve speed of application;
3rd, the rubber sheet gasket between junction steel plate and node connecting plate adds the contact area of connector, avoid due to Connector caused by stress concentration destroys, while prevents screw from being loosened caused by shaking or expanding with heat and contract with cold, and both ensure that connection Reliability, and can makes structure have more preferable anti-seismic performance;
4th, compared to cast-in-place structural at bean column node cast-in-place pre-buried steel support carriers, respectively in the pre-buried connection of precast beam styletable Part, the welding stiffener of connector and prefabricated beam column reinforcing bar colligation are evaded because joint cores reinforcing bar is fought, colligation Difficult present situation.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings:
Fig. 1 is a kind of structural representation of assembly concrete frame structure bracing members bearing of the present invention;
Fig. 2 is a kind of positive structure diagram of assembly concrete frame structure bracing members bearing of the present invention;
Fig. 3 is a kind of overlooking the structure diagram of assembly concrete frame structure bracing members bearing of the present invention;
Mark and corresponding parts title in accompanying drawing:
The built-in fittings of 1- first, 2- rubber sheet gaskets, 3- node connecting plates, 4- bolts, 5- pre-embedded steel slabs, 6- junction steel plates, 7- Stiffener, 8- prefabricated posts, 9- precast beams, 10- beam column cast-in-place nodes, the built-in fittings of 11- second.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing, The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this Utility model, it is not intended as to restriction of the present utility model.
Embodiment
As Figure 1-3, a kind of assembly concrete frame structure bracing members bearing of the utility model, including first is pre-buried Part 1, the second built-in fitting 11 and node connecting plate 3, the first built-in fitting 1 and the second built-in fitting 11 are to be welded with stiffener and bolt The junction steel plate 6 in hole, node connecting plate 3 are to be provided with the steel plate of bolt hole, and precast beam 9 and prefabricated post 8 are embedded with built-in fitting (the One built-in fitting 1 or the second built-in fitting 11), prefabricated beam column passes through spiral shell by the cast-in-place connection of node, node connecting plate 3 and built-in fitting 1 Bolt 4 connects.
The utility model is in use, by respectively in the pre-buried built-in fitting of beam column end points (the first built-in fitting 1 or the second built-in fitting 11), then by node connecting plate 3 by bolt 4 and built-in fitting 1 connect, solving can not at assembling frame Structure Beam-column node The technical barrier of cast-in-place pre-buried steel support carriers;Built-in fitting (the first built-in fitting 1 or the second built-in fitting 11) one end is welded with reinforcement Reinforcing bar 7, and stiffener is subjected to colligation and fixation with reinforcing bar in precast beam and prefabricated post when beam column is prefabricated, enhance pre-buried The connection reliability of part and prefabricated components, at the same evaded traditional bracing members bearing reinforcement it is pre-buried at node when joint core Area's reinforcing bar fight colligation difficulty the problem of, prefabricated components realize the burying work beforehand of built-in fitting in factory, can ensure built-in fitting and Component quality.
The inner side of the junction steel plate 6 is close to paste 1-2mm rubber sheet gaskets 2 respectively, rubber sheet gasket 2 can increase node connecting plate and The contact area of junction steel plate, while be also prevented from screw and loosened caused by shaking or expanding with heat and contract with cold, make in earthquake load Play a part of damping with the lower seismic energy that can absorb, both ensure that the reliability of connection, it is more preferable that and can has structure Anti-seismic performance.
The node connecting plate 3 is connected by bolt and junction steel plate 6, pure bolt connection, without Site Welding, construction speed Degree is fast, greatly improves efficiency of construction, while pure bolt connection is avoided in residual stress, power caused by welding process steel member Excellent performance is learned, makes connection more safe and reliable.
The installation method of assembly concrete bean column node bracing members bearing, comprises the following steps:
A, in pre-buried second built-in fitting 11 in the one end of precast beam 9, pre-buried first built-in fitting 1 in the one end of prefabricated post 8;
B, reinforcing bar colligation and concrete cast-in-situ are carried out at bean column node, realizing the connection of prefabricated beam column, to form beam column cast-in-place Node 10;
C, the inner side of junction steel plate 6 of built-in fitting (the first built-in fitting 1 or the second built-in fitting 11), which is placed, is provided with bolt hole Rubber sheet gasket 2;
D, node connecting plate 3 is placed in two pieces junction steel plate 6 that (node connecting plate 3 is located in two pieces junction steel plate 6 In the rubber sheet gasket 2 in face), by adjusting the position of node connecting plate 3, realize that bolt hole is alignd;
E, after accurate positioning, it is permanently fixed after junction steel plate 6 and node connecting plate 3 are tightened by bolt 4.
Using a kind of assembly concrete frame structure bracing members bearing of the utility model, prefabricated assembled coagulation is realized Native bean column node pre-buried steel support carriers, assembly concrete is set to realize that bracing members are installed, and increase structure anti-side rigidity in building, It is effective against geological process and wind load;It is residual that node connecting plate and the pure bolt connection of connecting plate have evaded steel member caused by welding Influence of the residue stress to safety of structure, makes stress more reasonable, while improve speed of application;Junction steel plate connects with node Rubber sheet gasket between plate adds the contact area of connector, avoids the connector caused by stress concentration and destroys, together When prevent screw from being loosened caused by shaking or expanding with heat and contract with cold, both ensure that the reliability of connection, it is more preferable that and can has structure Anti-seismic performance.Compared to cast-in-place structural at bean column node cast-in-place pre-buried steel support carriers, respectively in the pre-buried company of precast beam styletable Fitting, by the welding stiffener of connector and prefabricated beam column reinforcing bar colligation, evade because joint cores reinforcing bar is fought, tied up Prick difficult present situation.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace Change, improve, should be included within the scope of protection of the utility model.

Claims (6)

1. a kind of assembly concrete frame structure bracing members bearing, including the first built-in fitting (1), the second built-in fitting (11) and section Point connecting plate (3), it is characterised in that:First built-in fitting is pre-buried to be arranged in prefabricated post (8), second built-in fitting (11) Pre-buried to be arranged on precast beam (9), the prefabricated post (8) and precast beam (9) are connected by beam column cast-in-place node (10), and described the One built-in fitting (1) is fixedly connected with the second built-in fitting (11) by node connecting plate (3).
A kind of 2. assembly concrete frame structure bracing members bearing according to claim 1, it is characterised in that:Described One built-in fitting (1) includes steel plate (5), junction steel plate (6) and stiffener (7), and the junction steel plate (6) is welded on steel plate (5) outside both sides are used for connecting node connecting plate (3), and the stiffener (7) is welded on outside steel plate (5) and is embedded in prefabricated post (8) in.
A kind of 3. assembly concrete frame structure bracing members bearing according to claim 1, it is characterised in that:Described Two built-in fittings (11) include steel plate (5), junction steel plate (6) and stiffener (7), and the junction steel plate (6) is welded on steel plate (5) outside both sides are used for connecting node connecting plate (3), and the stiffener (7) is welded on outside steel plate (5) and is embedded in precast beam (9) in.
A kind of 4. assembly concrete frame structure bracing members bearing according to Claims 2 or 3, it is characterised in that:Institute Junction steel plate (6) is stated to be connected by bolt (4) with node connecting plate (3).
A kind of 5. assembly concrete frame structure bracing members bearing according to claim 4, it is characterised in that:The company Connect and rubber sheet gasket (2) is provided between steel plate (6) and node connecting plate (3).
A kind of 6. assembly concrete frame structure bracing members bearing according to claim 5, it is characterised in that:The rubber Glue gasket (2) thickness is 1-2mm.
CN201720413216.XU 2017-04-19 2017-04-19 A kind of assembly concrete frame structure bracing members bearing Expired - Fee Related CN206722087U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109403788A (en) * 2018-11-30 2019-03-01 中铁第四勘察设计院集团有限公司 A kind of high-precision high-intensity protective door load module
CN111335459A (en) * 2018-12-18 2020-06-26 南京百西思建筑科技有限公司 Prefabricated hinged frame supporting system
CN114934635A (en) * 2022-06-07 2022-08-23 西华大学 Steel bar truss concrete column

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109403788A (en) * 2018-11-30 2019-03-01 中铁第四勘察设计院集团有限公司 A kind of high-precision high-intensity protective door load module
CN109403788B (en) * 2018-11-30 2024-01-16 中铁第四勘察设计院集团有限公司 High-precision high-strength protective door assembly module
CN111335459A (en) * 2018-12-18 2020-06-26 南京百西思建筑科技有限公司 Prefabricated hinged frame supporting system
CN114934635A (en) * 2022-06-07 2022-08-23 西华大学 Steel bar truss concrete column

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171208

Termination date: 20180419

CF01 Termination of patent right due to non-payment of annual fee