CN204174839U - Cellular junction steel plate-bis-limb steel pipe concrete combination column - Google Patents
Cellular junction steel plate-bis-limb steel pipe concrete combination column Download PDFInfo
- Publication number
- CN204174839U CN204174839U CN201420568818.9U CN201420568818U CN204174839U CN 204174839 U CN204174839 U CN 204174839U CN 201420568818 U CN201420568818 U CN 201420568818U CN 204174839 U CN204174839 U CN 204174839U
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- China
- Prior art keywords
- steel
- junction plate
- plate
- cellular
- concrete filled
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- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 142
- 239000010959 steel Substances 0.000 title claims abstract description 142
- 239000004567 concrete Substances 0.000 title claims abstract description 46
- 230000001413 cellular Effects 0.000 title claims abstract description 28
- 239000000203 mixture Substances 0.000 title claims abstract description 10
- 210000003414 Extremities Anatomy 0.000 claims abstract description 34
- 238000003466 welding Methods 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 9
- 239000011800 void material Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 7
- 238000007906 compression Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000011376 self-consolidating concrete Substances 0.000 description 1
- 230000033772 system development Effects 0.000 description 1
- 230000003313 weakening Effects 0.000 description 1
Abstract
The utility model discloses a kind of cellular junction steel plate-bis-limb steel pipe concrete combination column, comprise concrete filled steel tube limb part one, concrete filled steel tube limb part two, steel junction plate one and steel junction plate two, described concrete filled steel tube limb part one is connected with steel junction plate two respectively by steel junction plate one with the two ends of concrete filled steel tube limb part two, form battened steel column, steel junction plate one and steel junction plate two are the cellular junction plate of central aperture, steel junction plate one and steel junction plate two are made up of the identical steel plate of the notched shape of two block edges respectively, this two block plate forms cellular junction plate by butt weld welding.The utility model improves stress performance, makes the stability of void, real axis fully close, and the material of two major axes orientations can be not fully exerted, and to reduce rolled steel dosage, reduces the comprehensive cost of engineering.
Description
Technical field
The utility model relates to a kind of new builing structure technical field, is specifically related to a kind of cellular junction steel plate-bis-limb steel pipe concrete combination column.
Background technology
In recent years, the output of domestic steel and steel, kind, specification significantly promote, and the design of steel work, making, installation level have had especially and increase substantially, and steel work obtains extra normal development at home.
Reinforced concrete post, owing to existing from the shortcoming such as great, crack resistance is poor, makes it be difficult to meet the requirement such as bearing capacity and durability, thus limits its scope of application; And steel column have intensity high, from heavy and light, the feature such as anti-seismic performance is good, deformability is strong, short construction period, good and abundant architectural art representation ability, be subject to the generally favor of architects, in the practice for many years of conventional metallurgical industrial premises, high level and Super High and longspan structure, the outstanding advantage of steel column almost can not be substituted with effect.
Steel column can be divided into steel flanged beam and the large class of lattice two by its section form.Comparatively speaking, solid-webbed column simple structure, is connected also more for convenience with other components.But along with the development of multi-rise building, longspan structure, heavy_weight factory, building storey increases gradually, upper load increases, and steel column sectional dimension must be caused to increase, thus increases steel consumption, improves the comprehensive cost of engineering.Now, in order to saving steel, conventional method is, selects laced of battened compression member.But laced of battened compression member cross section is combined through sewing material connection by single limb, make construction relatively loaded down with trivial details, connect workload bigger than normal, and the shear strain of the imaginary axis is comparatively large, will cause certain additional flexibility, will reduce its service behaviour; Particularly stability difference that is empty, real axis is comparatively large, causes its material not give full play to, also will inevitably increase the comprehensive cost of engineering; And, when shaft somewhere receives the masterpiece used time in larger level set, for avoiding post limb by curved, also needing to arrange tabula at this place, steel consumption and difficulty of construction can be increased, reducing speed of application, increasing the construction period, thus increasing the comprehensive cost of engineering further.Certainly, the steel box column selecting cellular web can also be considered.But in Practical Project, in order to the shear resistance of unlikely too much weakening steel column, " divergence ratio " in the steel box column cross section of cellular web can be subject to certain restrictions.In the case, particularly for the larger press-bending post of moment of flexure, its bearing capacity may be lost in advance in its edge of a wing, makes it not meet requirement of engineering.Now, the mode as how comparatively economic improves its single limb bearing capacity, is the key point solving this problem.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of cellular junction steel plate-bis-limb steel pipe concrete combination column.
The technical solution adopted in the utility model is: a kind of cellular junction steel plate-bis-limb steel pipe concrete combination column, comprise concrete filled steel tube limb part one, concrete filled steel tube limb part two, steel junction plate one and steel junction plate two, described concrete filled steel tube limb part one is connected with steel junction plate two respectively by steel junction plate one with the two ends of concrete filled steel tube limb part two, form battened steel column, steel junction plate one and steel junction plate two are the cellular junction plate of central aperture, steel junction plate one and steel junction plate two are made up of the identical steel plate of the notched shape of two block edges respectively, this two block plate forms cellular junction plate by butt weld welding.
As preferably, described concrete filled steel tube limb part one and concrete filled steel tube limb part two are channel-section steel, steel pipe, i iron or steel plate.
As preferably, the open-cellular form of described steel junction plate one and steel junction plate two is circular, oval, square, rectangle, hexagon or octagon.
For laced of battened compression member, two limb parts mainly bear axle power and moment of flexure, and the material of sewing connecting two limbs mainly resists horizontal shear.Therefore, mode as how comparatively economic improves its single limb bearing capacity, and how to reduce its shear strain to the imaginary axis, improve its shear-carrying capacity, improve its stress performance, make the stability of void, real axis fully close, the material of two major axes orientations can be not fully exerted, to reduce rolled steel dosage, reduce the comprehensive cost of engineering, become the focus that people pay close attention to.To this, what the utility model replaced traditional lattice steel column with cellular steel plate as junction plate sews material, is replaced by the steel limb part concrete filled steel tube of traditional lattice steel column, and both welding are formed a kind of cellular junction steel plate-bis-limb steel pipe concrete combination column.Concrete generation type is: first cut by predetermined broken line or curve on web steel plate used, stagger half ripple, makes crest to crest, forms cellular junction plate with butt weld welding, then with the steel-pipe welding of concrete filled steel tube list limb, in the most backward steel pipe, fluid concrete combines.
In this section form, welding performance is better, and the bearing capacity of its post is higher, and for this reason, the utility model needs to ensure good welding process (can adopt welding technique); " divergence ratio " (percent opening) in coupled column cross section increases, and depth of section increases, and its rigidity and the radius of gyration strengthen, and slenderness ratio can reduce, and stability bearing capacity is improved.But behind web holes hole, its shear behavior can be subject to certain impact.Therefore, in Practical Project, " divergence ratio " or percent opening should be controlled depending on actual loading situation; Single limb 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 utility model: in comparatively economic mode, improve its single limb bearing capacity, improve the service behaviour of traditional lattice column imaginary axis, improve its rigidity and stability bearing capacity, reduces the performance difference of traditional lattice column void, real axis.
Beneficial effect: it is reasonable that coupled column of the present utility model has section constitution, the features such as from heavy and light, bending rigidity is large, and bearing capacity is high, attractive in appearance and remarkable in economical benefits, development prospect is wide.
Coupled column of the present utility model, owing to having poured into a mould concrete in single limb steel pipe, the concrete of steel duct can prevent steel pipe generation cripling effectively, and the effect of contraction of steel pipe to its inner concrete makes concrete be in three dimension stress state, improves concrete compressive strength; Both play a role jointly, and the ductile performance of component is obviously improved, and energy dissipation capacity improves, and has superior anti-seismic performance.
The utility model, owing to being filled with concrete in steel pipe, can absorbing a large amount of heat energy, add the fire resistance period of pillar, be conducive to the fire-resistance of steel pipe, fire prevention and Anticorrosion.
The utility model compared with traditional lattice column, improves it to the rigidity of the imaginary axis and shear-carrying capacity, reduces its shear strain, thus improve its service behaviour, make it stressedly more be tending towards reasonable after replacing with cellular steel plate sew material as junction plate.
After the utility model sews material with cellular steel plate as junction plate replacement, compared with traditional lattice column, its simple structure, reduce difficulty of construction, make easy to process, reduce construction workload, accelerate speed of application, thus shorten the duration, the comprehensive cost of engineering is reduced.
After the utility model sews material with cellular steel plate as junction plate replacement, compared with traditional lattice column, the collaborative work ability of its limb part and junction plate is stronger, and resistance to overturning is better, thus improves the anti-seismic performance of structure.
The utility model is under identical load-bearing condition, and its drag performance is better than traditional lattice steel column.
The utility model have employed cellular steel plate, compared with box section, can save rolled steel dosage.
The utility model can provide critical component for new steel structure system development, has good conversion prospect.
The utility model has expanded the research and apply field of laced of battened compression member, has greatly enriched the content of steel beam column.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model coupled column;
Fig. 2 is the generalized section of the utility model coupled column.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As illustrated in fig. 1 and 2: a kind of cellular junction steel plate-bis-limb steel pipe concrete combination column, comprise concrete filled steel tube limb part 1, concrete filled steel tube limb part 22, steel junction plate 1 and steel junction plate 24, described concrete filled steel tube limb part 1 is connected with steel junction plate 24 respectively by steel junction plate 1 with the two ends of concrete filled steel tube limb part 22, form battened steel column, steel junction plate 1 and steel junction plate 24 are the cellular junction plate of central aperture, steel junction plate 1 and steel junction plate 24 are made up of the identical steel plate of the notched shape of two block edges respectively, this two block plate forms cellular junction plate by butt weld welding.Described concrete filled steel tube limb part 1 and concrete filled steel tube limb part 22 are channel-section steel, steel pipe, i iron or steel plate.The open-cellular form of described steel junction plate 1 and steel junction plate 24 is circular, oval, square, rectangle, hexagon or octagon.
Embodiment of the present utility model:
Usual steel pipe, cellular junction steel plate 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 cellular junction steel plate → 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 prerequisite not departing from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.The all available prior art of each ingredient not clear and definite in the present embodiment is realized.
Claims (2)
1. cellular junction steel plate-bis-limb steel pipe concrete combination column, it is characterized in that: comprise concrete filled steel tube limb part one, concrete filled steel tube limb part two, steel junction plate one and steel junction plate two, described concrete filled steel tube limb part one is connected with steel junction plate two respectively by steel junction plate one with the two ends of concrete filled steel tube limb part two, form battened steel column, steel junction plate one and steel junction plate two are the cellular junction plate of central aperture, steel junction plate one and steel junction plate two are made up of the identical steel plate of the notched shape of two block edges respectively, this two block plate forms cellular junction plate by butt weld welding.
2. cellular junction steel plate according to claim 1-bis-limb steel pipe concrete combination column, is characterized in that: described concrete filled steel tube limb part one and concrete filled steel tube limb part two are channel-section steel, steel pipe, i iron or steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568818.9U CN204174839U (en) | 2014-09-29 | 2014-09-29 | Cellular junction steel plate-bis-limb steel pipe concrete combination column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568818.9U CN204174839U (en) | 2014-09-29 | 2014-09-29 | Cellular junction steel plate-bis-limb steel pipe concrete combination column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204174839U true CN204174839U (en) | 2015-02-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420568818.9U Expired - Fee Related CN204174839U (en) | 2014-09-29 | 2014-09-29 | Cellular junction steel plate-bis-limb steel pipe concrete combination column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204174839U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264905A (en) * | 2014-09-29 | 2015-01-07 | 南京工业大学 | Cellular connection steel plate-double-limb steel pipe concrete composite column |
| CN109610469A (en) * | 2018-11-30 | 2019-04-12 | 中铁十六局集团地铁工程有限公司 | A kind of support of assembly concrete-filled steel tube and construction method |
| CN111549906A (en) * | 2020-05-27 | 2020-08-18 | 山东彤创建筑科技有限公司 | Steel-concrete combined special-shaped lattice column |
-
2014
- 2014-09-29 CN CN201420568818.9U patent/CN204174839U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264905A (en) * | 2014-09-29 | 2015-01-07 | 南京工业大学 | Cellular connection steel plate-double-limb steel pipe concrete composite column |
| CN109610469A (en) * | 2018-11-30 | 2019-04-12 | 中铁十六局集团地铁工程有限公司 | A kind of support of assembly concrete-filled steel tube and construction method |
| CN111549906A (en) * | 2020-05-27 | 2020-08-18 | 山东彤创建筑科技有限公司 | Steel-concrete combined special-shaped lattice column |
| CN111549906B (en) * | 2020-05-27 | 2021-04-23 | 山东彤创建筑科技有限公司 | Steel-concrete combined special-shaped lattice column |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20150929 |
|
| EXPY | Termination of patent right or utility model |