CN104405085A - T-shaped column with combined section of corrugated steel web and concrete filled steel tube flange - Google Patents
T-shaped column with combined section of corrugated steel web and concrete filled steel tube flange Download PDFInfo
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- CN104405085A CN104405085A CN201410683557.XA CN201410683557A CN104405085A CN 104405085 A CN104405085 A CN 104405085A CN 201410683557 A CN201410683557 A CN 201410683557A CN 104405085 A CN104405085 A CN 104405085A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 119
- 239000010959 steel Substances 0.000 title claims abstract description 119
- 239000004567 concrete Substances 0.000 title claims abstract description 42
- 238000003466 welding Methods 0.000 claims abstract description 10
- 239000011376 self-consolidating concrete Substances 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003351 stiffener Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The invention discloses a corrugated steel web-concrete filled steel tube flange combined section T-shaped column, which is formed by welding web H-shaped steel and web T-shaped steel or by welding two webs and three flanges, wherein the webs are corrugated steel webs, the corrugated steel webs are in a curve shape, a fold line shape or a trapezoid shape, the corrugated steel webs are periodically repeated corrugated sides and are vertical to the length direction of a member, the non-corrugated sides of the corrugated steel webs are welded with the width midpoint of the flanges, the flanges are concrete filled steel tube flanges, the concrete filled steel tube flanges comprise steel tubes and concrete inside the steel tubes, and the concrete is self-compacting concrete. The invention improves the stress performance of the traditional solid web type special-shaped steel column and the truss type web member special-shaped steel column thereof without obviously increasing the comprehensive construction cost of the project, and leads the special-shaped column structure to be more widely applied to multi-story and high-rise residential buildings.
Description
Technical field
The present invention relates to a kind of new builing structure technical field, be specifically related to a kind of corrugated steel web-compound section, concrete filled steel tube edge of a wing T-shaped post.
Background technology
In housing construction, special-shaped column structure has the incomparable advantage of other structural systems, and the parent being more and more subject to people looks at, and receives the great attention of Chinese scholars and engineering staff in recent years, thus obtains wider application.
But, in many high residential buildings, steel concrete deformed pile structure, due to be subject to column section limb long length depth ratio restriction and be difficult to meet requirement for bearing capacity, node region reinforcing bar is crowded, anti-seismic performance is undesirable and be difficult to process etc. problems, the advantage of hetermorphiscal column cannot be embodied comprehensively, thus limit its range of application, be difficult to promote.In order to overcome these deficiencies of shaped rc columns, there has been proposed all steel hetermorphiscal column.
In the Practical Project of multi and tall steel building house, its side column adopts traditional flat web steel flanged beam T section abnormity steel column or truss-like T section abnormity steel column usually.In order to meet the requirement of bending stress performance, usually need larger sectional dimension, particularly web size.If select flat web steel flanged beam T section abnormity steel column, its web shear strength can be had more than needed a lot, but in order to ensure the local stability of web, meet the web ratio of height to thickness limit value of " Code for design of steel structures " defined, usually need again to increase its web thickness, this will cause increasing steel consumption, increase engineering cost, thus add engineering comprehensive cost; If select truss-like T section abnormity steel column, except its shear-carrying capacity, anti-seismic performance and overall stability are limited, its truss-like web member needs batten plate or lacing to be welded, construct relatively loaded down with trivial details, connect workload comparatively large, increase construction cost, thus also increase the comprehensive cost of engineering.And when moment of flexure effect is larger, the edge of a wing of above-mentioned two kinds of T sections abnormity steel column, may enter failure state too early, cause steel column to lose its drag very soon; Meanwhile, above two kinds of steel columns are pure steel structure, and its fire resistance is poor.
Summary of the invention
The object of the invention is to improve traditional steel flanged beam abnormity steel column and the truss-like web member abnormity stress performance of steel column and the comprehensive cost of unlikely remarkable its engineering of increase thereof, special-shaped column structure is more widely used in many high residential buildings, a kind of corrugated steel web-compound section, concrete filled steel tube edge of a wing T-shaped post is provided.
The technical solution used in the present invention is: a kind of corrugated steel web-compound section, concrete filled steel tube edge of a wing T-shaped post, be welded to form by web H shaped steel and web T-steel, or be welded to form by two blocks of webs and three pieces of edges of a wing, described web is corrugated steel web, corrugated steel column web form is shaped form, fold-line-shaped or trapezoidal, the corrugated limit of corrugated steel web in periodically repetition is perpendicular to component length direction, spot welding in the width on corrugated steel web non-corrugated limit and the edge of a wing, the described edge of a wing is the concrete filled steel tube edge of a wing, the concrete filled steel tube edge of a wing comprises the concrete of steel pipe and inside thereof, concrete is self-compacting concrete.
As preferably, the section form of described corrugated web T section abnormity steel column such as to comprise at limb and limb T section two class such as not.
Cross section of the present invention is combined by corrugated steel web and the concrete filled steel tube edge of a wing.Concrete generation type is: the steel-pipe welding on corrugated steel web and the concrete filled steel tube edge of a wing, in the most backward steel pipe, fluid concrete combines.The essential structure of described coupled column: can be welded with the T-shaped coupled column of a slice corrugated web by a slice corrugated web H type coupled column or two panels corrugated steel web welds with three concrete filled steel tube edges of a wing and combines.When described corrugated steel web and the concrete filled steel tube edge of a wing are assembled into corrugated web T section coupled column, the tie point on its corrugated steel web and the concrete filled steel tube edge of a wing should be positioned at the width mid point on the concrete filled steel tube edge of a wing.In section constitution, welding process and welding quality can directly affect steel column performance, and for this reason, the present invention needs to ensure good welding process (can adopt welding technique).The edge of a wing is formed by steel pipe and Combined concrete, and due to the limited space in steel pipe, therefore during fluid concrete, inconvenience is vibrated, therefore should select self-compacting concrete.
Essential characteristic of the present invention: in comparatively economic mode, improves the stress performance of existing T section abnormity steel column.The present invention put mode corrugated web can play equivalent longitudinal stiffener effect, the local stability of web and the rigidity of steel column and stability bearing capacity can be improved; Penetration concrete in the steel pipe of the edge of a wing, improves local stability and the refractory ability of steel pipe.Therefore, section constitution of the present invention is reasonable, and mechanical property is good; Fire-resistant, antiseptic property good; Simple structure, make easy to process, quick, labor and material saving, engineering cost is low.
Beneficial effect: section constitution of the present invention is reasonable, and mechanical property is good, economy attractive in appearance, remarkable benefit, and refractoriness is good, and development prospect is wide;
Web of the present invention adopt put the corrugated web of mode, form equivalent longitudinal stiffener effect, the local stability of web can be improved, and improve the monolithic stability bearing capacity of steel column;
The present invention longitudinally need not set up longitudinal stiffener at component, labor and material saving, can reduce the integration engineering cost of engineering;
The present invention is compared with truss-like T section abnormity steel column, and simple structure, makes easy to process, quick, with low cost;
Compared with the present invention and truss-like T section abnormity steel column, its shear-carrying capacity is high, ductility and anti-seismic performance good, monolithic stability bearing capacity is superior;
Compared with the present invention and steel flanged beam T section abnormity steel column, when depth of section is equal, its steel using amount is few, from heavy and light, can saving steel, and reduce engineering cost;
The present invention, compared with steel flanged beam T section abnormity steel column, when cross-section steel materials are equal, increases depth of section, section modulus, second moment of area and the radius of gyration, improves bending rigidity and stability bearing capacity that steel utilize usefulness and steel column;
The present invention, from heavy and light, can alleviate dead load, thus reduces the pressure to ground, can reduce the cost of foundation;
The edge of a wing of the present invention steel pipe concrete filled, enhances the fire resistance of coupled column;
The concrete filled steel tube that the edge of a wing of the present invention adopts institute to put mode combines the edge of a wing, improves edge of a wing local stability, thus improves the stability of whole coupled column;
The present invention has expanded the research and apply field of steel-concrete coupled column, has greatly enriched steel work content.
The present invention can provide novel critical component for the exploitation of new steel structure dwelling house system, has good conversion prospect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is generalized section of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
As illustrated in fig. 1 and 2: a kind of corrugated steel web-compound section, concrete filled steel tube edge of a wing T-shaped post, be welded to form by web H shaped steel and web T-steel, or be welded to form by two blocks of webs and three pieces of edges of a wing, described web is corrugated steel web 2, corrugated steel column web 2 form is shaped form, fold-line-shaped or trapezoidal, the corrugated limit of corrugated steel web 2 in periodically repetition is perpendicular to component length direction, spot welding in the width on corrugated steel web 2 non-corrugated limit and the edge of a wing, the described edge of a wing is the concrete filled steel tube edge of a wing 1, the concrete filled steel tube edge of a wing comprises the concrete of steel pipe and inside thereof, concrete is self-compacting concrete.The section form of described corrugated web T section abnormity steel column such as to comprise at limb and limb T section two class such as not.
The usual steel pipe of the present invention, corrugated steel web and be welded on factory process and complete; In steel pipe, fluid concrete then completes at the construction field (site).
Its basic production process is: make corrugated steel web → making steel pipe → weld → transport to job site → hoisted in position → to fluid concrete in steel pipe.
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.The all available prior art of each ingredient not clear and definite in the present embodiment is realized.
Claims (2)
1. corrugated steel web-compound section, concrete filled steel tube edge of a wing T-shaped post, it is characterized in that: be welded to form by web H shaped steel and web T-steel, or be welded to form by two blocks of webs and three pieces of edges of a wing, described web is corrugated steel web, corrugated steel column web form is shaped form, fold-line-shaped or trapezoidal, the corrugated limit of corrugated steel web in periodically repetition is perpendicular to component length direction, spot welding in the width on corrugated steel web non-corrugated limit and the edge of a wing, the described edge of a wing is the concrete filled steel tube edge of a wing, the concrete filled steel tube edge of a wing comprises the concrete of steel pipe and inside thereof, concrete is self-compacting concrete.
2. corrugated steel web according to claim 1-compound section, concrete filled steel tube edge of a wing T-shaped post, is characterized in that: the section form of described corrugated web T section abnormity steel column such as to comprise at limb and limb T section two class such as not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410683557.XA CN104405085A (en) | 2014-11-24 | 2014-11-24 | T-shaped column with combined section of corrugated steel web and concrete filled steel tube flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410683557.XA CN104405085A (en) | 2014-11-24 | 2014-11-24 | T-shaped column with combined section of corrugated steel web and concrete filled steel tube flange |
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| Publication Number | Publication Date |
|---|---|
| CN104405085A true CN104405085A (en) | 2015-03-11 |
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| CN201410683557.XA Pending CN104405085A (en) | 2014-11-24 | 2014-11-24 | T-shaped column with combined section of corrugated steel web and concrete filled steel tube flange |
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| CN (1) | CN104405085A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288260A (en) * | 2017-06-16 | 2017-10-24 | 合肥工业大学 | Concrete-filled steel tubular hollow pier stud of the T-shaped external fin of Wavelike steel webplate and preparation method thereof |
| CN110241707A (en) * | 2019-07-22 | 2019-09-17 | 中铁四局集团有限公司设计研究院 | A kind of shear connector |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0183820U (en) * | 1987-11-26 | 1989-06-05 | ||
| CN1970955A (en) * | 2006-12-05 | 2007-05-30 | 西安建筑科技大学 | T-shape steel concrete profiled pole with solid-web steel framework |
| CN201411824Y (en) * | 2009-05-27 | 2010-02-24 | 天津大学 | Direct assembled steel pipe concrete combination special-shaped column |
| CN101906848A (en) * | 2010-08-02 | 2010-12-08 | 长安大学 | Double steel tube concrete flange composite beam with concrete flange |
| CN103485484A (en) * | 2013-09-16 | 2014-01-01 | 南京工业大学 | Steel rib concrete special-shaped column with T-shaped section and quadrangular hole formed in steel rib web |
| CN103835437A (en) * | 2014-03-17 | 2014-06-04 | 南京工业大学 | Corrugated web cross-section steel column |
| CN204252397U (en) * | 2014-11-24 | 2015-04-08 | 南京工业大学 | T-shaped column with combined section of corrugated steel web and concrete filled steel tube flange |
-
2014
- 2014-11-24 CN CN201410683557.XA patent/CN104405085A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0183820U (en) * | 1987-11-26 | 1989-06-05 | ||
| CN1970955A (en) * | 2006-12-05 | 2007-05-30 | 西安建筑科技大学 | T-shape steel concrete profiled pole with solid-web steel framework |
| CN201411824Y (en) * | 2009-05-27 | 2010-02-24 | 天津大学 | Direct assembled steel pipe concrete combination special-shaped column |
| CN101906848A (en) * | 2010-08-02 | 2010-12-08 | 长安大学 | Double steel tube concrete flange composite beam with concrete flange |
| CN103485484A (en) * | 2013-09-16 | 2014-01-01 | 南京工业大学 | Steel rib concrete special-shaped column with T-shaped section and quadrangular hole formed in steel rib web |
| CN103835437A (en) * | 2014-03-17 | 2014-06-04 | 南京工业大学 | Corrugated web cross-section steel column |
| CN204252397U (en) * | 2014-11-24 | 2015-04-08 | 南京工业大学 | T-shaped column with combined section of corrugated steel web and concrete filled steel tube flange |
Non-Patent Citations (2)
| Title |
|---|
| 王明贵等: "《钢异形柱弯扭相关屈曲研究》", 《钢结构》, vol. 21, no. 4, 22 December 2006 (2006-12-22), pages 35 - 37 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288260A (en) * | 2017-06-16 | 2017-10-24 | 合肥工业大学 | Concrete-filled steel tubular hollow pier stud of the T-shaped external fin of Wavelike steel webplate and preparation method thereof |
| CN110241707A (en) * | 2019-07-22 | 2019-09-17 | 中铁四局集团有限公司设计研究院 | A kind of shear connector |
| CN110241707B (en) * | 2019-07-22 | 2024-02-06 | 中铁四局集团有限公司设计研究院 | Shear connector |
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Application publication date: 20150311 |
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