CN105672492A - Non-welded cold-bending bidirectional-hinged column base - Google Patents
Non-welded cold-bending bidirectional-hinged column base Download PDFInfo
- Publication number
- CN105672492A CN105672492A CN201610069186.5A CN201610069186A CN105672492A CN 105672492 A CN105672492 A CN 105672492A CN 201610069186 A CN201610069186 A CN 201610069186A CN 105672492 A CN105672492 A CN 105672492A
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- China
- Prior art keywords
- column base
- clod wash
- steel
- welding
- bending
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Classifications
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2463—Connections to foundations
Abstract
The invention provides a non-welded cold-bending bidirectional-hinged column base which comprises cold-bending formed steel plates arranged symmetrically pairwise, wherein the steel plates are fixedly connected through bolts. The non-welded cold-bending bidirectional hinge column base is simple to mount, free of welding for the entire column base, convenient to machine, free of welding and low in impact of residual stress; a unique extending bending design of the bottom realizes the bidirectional hinge of the column base; the column base has good rotation capacity to reduce the damage to the column base in the earthquake.
Description
Technical field
The present invention relates to Construction Anti-earthquake technical field, particularly relate to a kind of two-way hinged column base of welding clod wash utilizing steel kind design special tectonic to reduce suspension column damage.
Background technology
Pillar, as building main load-carrying members, is to ensure that the important ring that building stands erect under geological process. And in geological process, pillar especially suspension column bears and damages significantly, and much it is difficult to repair. Steel construction has the feature of high-strength light, antidetonation has advantage, but the destruction of steel kind design has been also affected by people and has more and more paid close attention under geological process, being rigidly connected destruction particularly in causing a lot of beam column in U.S. north ridge earthquake in 1994 and nineteen ninety-five Japan's Osaka-Kobe earthquake, the attention rate that steel construction novel joint is designed by people unprecedentedly improves. Wherein steel kind design is broadly divided into exposed steel kind design, embedded steel column footing and outer-enwraped type steel kind design three kinds. And the connection according to stress form suspension column is generally divided into hinged and has just connect two kinds, hinged column base bears axle power and shearing, has just connect suspension column except bearing axle power and shearing also subject to moment of flexure. And above-mentioned three kinds of suspension column rigidity are all relatively big, bearing bigger Moment, especially latter two in geological process, the ability that suspension column rotates is very little, and the ductility of structure is poor, it is easy to the failure modes such as post base plinth concrete cracking occur. The turning power of exposed steel kind design is much better compared with latter two, destroys and is mainly crab-bolt fracture, belongs to ductile fracture, but repair is more difficult, it is difficult to directly reuse after shake.
Summary of the invention
It is an object of the invention to solve the defect that above-mentioned prior art exists, for welding clod wash coupled column, it is provided that one can reuse completely after geological process, is effectively reduced to shake the two-way hinged column base of welding clod wash bringing loss.
A kind of two-way hinged column base of welding clod wash, including symmetrically arranged cold roll forming steel plate between two, is bolted to connection between described cold roll forming steel plate.
Further, the two-way hinged column base of welding clod wash as above, described symmetrically arranged cold roll forming steel plate between two is respectively as follows: interior clod wash C-type steel and outside high-strength steel, described interior clod wash C-type steel and outside high-strength steel is symmetrical arranged between two and connects by frictional high-strength bolts is fixing.
Further, the two-way hinged column base of welding clod wash as above, between interior clod wash C-type steel, it is provided with ribbed stiffener.
Further, the two-way hinged column base of welding clod wash as above, described outside high-strength steel is L-type structure.
Beneficial effect:
(1) install simply, whole suspension column welding, easy to process;
(2) welding, residual stress impact is little;
(3) the overhanging bending design that bottom is unique realizes the two-way hinged of suspension column, and suspension column has good turning power, reduces suspension column damage in earthquake. Avoid in earthquake the suspension column guaranteeing interior clod wash C-type steel-outside plate coupled column damaging and there is enough turning powers providing guarantee.
Accompanying drawing explanation
Fig. 1 is the two-way hinged column base structural representation of welding clod wash of the present invention;
The right view of Fig. 2 Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is high-strength steel structural representation outside the present invention;
Fig. 5 is the right view of Fig. 4;
Fig. 6 is clod wash C-type steel structural representation in the present invention;
Fig. 7 is the longitudinal sectional drawing of Fig. 6.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below technical scheme in the present invention be clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
The two-way hinged column base of welding clod wash provided by the invention, including symmetrically arranged cold roll forming steel plate between two, is bolted to connection between described cold roll forming steel plate, this between two symmetrically arranged cold roll forming steel plate constitute cross section and remain silent the column structure of shape.
Specifically, as shown in Fig. 1-Fig. 7, described symmetrically arranged cold roll forming steel plate between two is respectively as follows: interior clod wash C-type steel 1 and outside high-strength steel 2, described interior clod wash C-type steel 1 and outside high-strength steel 2 is symmetrical arranged between two and connects by frictional high-strength bolts 4 is fixing; It is provided with ribbed stiffener 3 between interior clod wash C-type steel 1; Described outside high-strength steel 2 is L-type structure.
Specifically, the two-way hinged column base of welding clod wash of the present invention, the present embodiment is that interior button screwed hole 6 forms by interior clod wash C-type steel 1, outside high-strength steel 2, ribbed stiffener 3, frictional high-strength bolts 4, crab-bolt 5. Wherein interior clod wash C-type steel 1 has two pairs, has multiple interior button screwed hole 6 above, constitutes, with the same two secondary outside high-strength steel 2 with multiple interior button screwed hole 6, shape post of remaining silent, and is connected by frictional high-strength bolts 4. Connected by ribbed stiffener 3 bottom interior clod wash C-type steel 1 and outside high-strength steel 2. Outside high-strength steel 2 directly bends composition suspension column and fixes by crab-bolt in bottom.
It is the schematic diagram of clod wash C-type steel plate in the present invention as shown in Figure 6, Figure 7, the interior button screwed hole offered by two ends and outside high-strength steel high-strength friction bolt connection. That is: being symmetrically arranged with bolt hole one by one on two sidewalls of described interior clod wash C-type steel 1, the two ends of ribbed stiffener 3 are fixed by frictional high-strength bolts 4 after being each passed through described bolt hole;
If Fig. 4, Fig. 5 are the schematic diagrams of high-strength steel outside the present invention, interior button screwed hole and interior clod wash C-type steel high-strength friction bolt connection are offered in high-strength steel both sides, outside, and bottom the high-strength steel of outside, bending is fixed by crab-bolt with basis. That is: being provided with interior button screwed hole 6 on outside high-strength steel 2 sidewall of L-type, outside high-strength steel 2 is fixed with crab-bolt 5 by this interior button screwed hole 6.
This invention address that the operation principle that its technical problem adopts:
By bottom the high-strength steel of outside bending place stretch the turning power of horizontal twocouese improving suspension column, in geological process, pillar is subject to horizontal force action, and the overhanging high-strength steel part of post exterior side is lifted and made pillar have bigger turning power; And the overhanging high strength steel plate in-plane stiffness of post exterior side is relatively big, can be used to resist shearing. Two-way hinged, improve suspension column stress, reduce suspension column damage in earthquake.
The two-way hinged column base of welding clod wash provided by the invention, utilizes bending bottom the high-strength steel of outside to replace conventional column base plate, and fixes with high-strength bolt.Interior clod wash C-type steel and outside high-strength steel are all connected by bolt, welding, it is to avoid owing to welding the residual stress impact caused. Install simple, easy to process. The combining form remained silent makes it have good anti-twisting property, bottom arranges ribbed stiffener makes it have good shear resistance, and the maximum feature of this suspension column form to be turning power very strong, it is similar to two-way hinge, this is due to the overhanging bending in bottom of outside high strength steel plate, when pillar rotates, the lifting of outside plate bending place makes the turning power of suspension column be greatly improved, and the deformation of outside plate lifting is recoverable, can reuse completely after geological process, be effectively reduced to shake the loss brought.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit; Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. the two-way hinged column base of welding clod wash, it is characterised in that include symmetrically arranged cold roll forming steel plate between two, be bolted to connection between described cold roll forming steel plate.
2. the two-way hinged column base of welding clod wash according to claim 1, it is characterized in that, described symmetrically arranged cold roll forming steel plate between two is respectively as follows: interior clod wash C-type steel (1) and outside high-strength steel (2), described interior clod wash C-type steel (1) and outside high-strength steel (2) is symmetrical arranged between two and connects by frictional high-strength bolts (4) is fixing.
3. the two-way hinged column base of welding clod wash according to claim 2, it is characterised in that be provided with ribbed stiffener (3) between interior clod wash C-type steel (1).
4. the two-way hinged column base of welding clod wash according to claim 2, it is characterised in that described outside high-strength steel (2) is L-type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069186.5A CN105672492B (en) | 2016-02-01 | 2016-02-01 | The two-way hinged column base of welding clod wash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069186.5A CN105672492B (en) | 2016-02-01 | 2016-02-01 | The two-way hinged column base of welding clod wash |
Publications (2)
| Publication Number | Publication Date |
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| CN105672492A true CN105672492A (en) | 2016-06-15 |
| CN105672492B CN105672492B (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610069186.5A Active CN105672492B (en) | 2016-02-01 | 2016-02-01 | The two-way hinged column base of welding clod wash |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107460958A (en) * | 2017-08-29 | 2017-12-12 | 孔金河 | Assembling type steel structure connector, connecting node and connecting node construction method |
| CN111734003A (en) * | 2020-08-25 | 2020-10-02 | 湖南大学 | Assembled cold-bending square steel tube column base capable of being restored after earthquake |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201943191U (en) * | 2011-01-26 | 2011-08-24 | 北京赛博思建筑设计有限公司 | Novel cold-bent rectangular steel pipe column assembled pedestal |
| CN202012135U (en) * | 2011-04-15 | 2011-10-19 | 河南天丰节能板材科技股份有限公司 | Connecting piece for building and building structure system applying the connecting piece thereof |
| CN203296175U (en) * | 2013-06-24 | 2013-11-20 | 北京亚太可建钢结构技术研发有限公司 | Rectangular steel pipe column assembly type column foot |
| KR101428750B1 (en) * | 2013-03-06 | 2014-08-08 | 주식회사 케이씨이엔지니어링 | Self-assembley Member in Member used Beam |
| WO2015045104A1 (en) * | 2013-09-27 | 2015-04-02 | 日立機材株式会社 | Design support program and structure computing program |
| CN204940522U (en) * | 2015-01-26 | 2016-01-06 | 谢英俊 | The D light Steel Structure that two-way continuous twin beams is formed |
| CN205776798U (en) * | 2016-02-01 | 2016-12-07 | 中国地震局工程力学研究所 | The two-way hinged column base of welding clod wash |
-
2016
- 2016-02-01 CN CN201610069186.5A patent/CN105672492B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201943191U (en) * | 2011-01-26 | 2011-08-24 | 北京赛博思建筑设计有限公司 | Novel cold-bent rectangular steel pipe column assembled pedestal |
| CN202012135U (en) * | 2011-04-15 | 2011-10-19 | 河南天丰节能板材科技股份有限公司 | Connecting piece for building and building structure system applying the connecting piece thereof |
| KR101428750B1 (en) * | 2013-03-06 | 2014-08-08 | 주식회사 케이씨이엔지니어링 | Self-assembley Member in Member used Beam |
| CN203296175U (en) * | 2013-06-24 | 2013-11-20 | 北京亚太可建钢结构技术研发有限公司 | Rectangular steel pipe column assembly type column foot |
| WO2015045104A1 (en) * | 2013-09-27 | 2015-04-02 | 日立機材株式会社 | Design support program and structure computing program |
| CN204940522U (en) * | 2015-01-26 | 2016-01-06 | 谢英俊 | The D light Steel Structure that two-way continuous twin beams is formed |
| CN205776798U (en) * | 2016-02-01 | 2016-12-07 | 中国地震局工程力学研究所 | The two-way hinged column base of welding clod wash |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107460958A (en) * | 2017-08-29 | 2017-12-12 | 孔金河 | Assembling type steel structure connector, connecting node and connecting node construction method |
| CN111734003A (en) * | 2020-08-25 | 2020-10-02 | 湖南大学 | Assembled cold-bending square steel tube column base capable of being restored after earthquake |
| CN111734003B (en) * | 2020-08-25 | 2020-11-10 | 湖南大学 | Assembled cold-bending square steel tube column base capable of being restored after earthquake |
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| Publication number | Publication date |
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| CN105672492B (en) | 2018-01-02 |
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