CN205329861U - Composite concrete -filled steel tube post - girder steel punching haunch node - Google Patents
Composite concrete -filled steel tube post - girder steel punching haunch node Download PDFInfo
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- CN205329861U CN205329861U CN201520968653.9U CN201520968653U CN205329861U CN 205329861 U CN205329861 U CN 205329861U CN 201520968653 U CN201520968653 U CN 201520968653U CN 205329861 U CN205329861 U CN 205329861U
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- steel
- concrete
- girder steel
- steel pipe
- girder
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 149
- 239000010959 steel Substances 0.000 title claims abstract description 149
- 239000004567 concrete Substances 0.000 title claims abstract description 65
- 238000004080 punching Methods 0.000 title claims abstract description 20
- 239000002131 composite material Substances 0.000 title abstract 7
- 230000002787 reinforcement Effects 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 claims description 42
- UUTKICFRNVKFRG-WDSKDSINSA-N (4R)-3-[oxo-[(2S)-5-oxo-2-pyrrolidinyl]methyl]-4-thiazolidinecarboxylic acid Chemical compound OC(=O)[C@@H]1CSCN1C(=O)[C@H]1NC(=O)CC1 UUTKICFRNVKFRG-WDSKDSINSA-N 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000010412 perfusion Effects 0.000 claims description 4
- 239000011372 high-strength concrete Substances 0.000 claims description 3
- 239000011376 self-consolidating concrete Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Rod-Shaped Construction Members (AREA)
Abstract
The utility model discloses composite concrete -filled steel tube post - girder steel punching haunch node relates to the nodal connection form of a composite concrete -filled steel tube post and girder steel, belongs to building engineering and bridge engineering technical field. This node comprises composite concrete -filled steel tube post, girder steel and biography power component. The composite concrete -filled steel tube post constitute by interior steel pipe, outer steel pipe and dabbling concrete, the girder steel form by last lower flange and web, biography power component be slant armpit board. Steel beam web plate locates to have a perfect understanding in succession in the node core, steel pipe internal discontinuity including the lower flange on the girder steel, and the girder steel carries out welding reinforcement with inside and outside steel pipe intersection, simultaneously, weld ribbing's slant armpit board between girder steel and composite concrete -filled steel tube post. The utility model discloses a node construction is simple, and construction convenience has combined girder steel punching and beam -ends to add the structure measure of armpit, and it is high to possess rigidity and intensity, and the wholeness is good, passes the power route and clearly and definitely waits the advantage, can realize the rigid connection of composite concrete -filled steel tube post and girder steel.
Description
Technical field
This utility model belongs to structural engineering technology and technical field of bridge engineering, particularly to a kind of compound concrete-filled tubular column-girder steel punching haunch type design of node。
Background technology
Compound concrete-filled tubular column is a kind of Novel combined column grown up on common steel tube concrete column basis, it not only can while reducing relative cross-section area, can reach better to retrain core concrete, improve the purpose of columns bearing capacity, ductility and fire resistance, and high-strength concrete can be adopted safely and reliably, without the impact considering limit value of axial compression ratio。Therefore compound concrete filled steel tube possesses the anti-safety stock that collapses of enough antidetonations, it is possible in the engineering structure in the district that is applied to provide fortification against earthquakes。Node is as key link in structural design, it is always up a very important job of engineering staff, but study about the node of compound concrete-filled tubular column at present and be still in the starting stage, it is suitable for the joint form of compound concrete filled steel tube, particularly girder steel is also fewer with the node of compound concrete-filled tubular column, it is therefore desirable to study rational bean column node form and joint behavior thereof, in order to promote this superior version application in engineering practice of compound concrete filled steel tube。
Summary of the invention
The deficiency that this utility model exists for existing engineering, is considering on the basis of compound concrete filled steel tube own profile feature, it is provided that a kind of novel compound concrete-filled tubular column-girder steel punching haunch type design of node scheme。
This utility model compound concrete-filled tubular column-girder steel punching haunch type node, is made up of compound concrete-filled tubular column, girder steel and Force transmission parts。Described compound concrete-filled tubular column includes the concrete 3 of outer steel pipe 1, interior steel pipe 2 and internal perfusion, and described girder steel 4 includes lower flange and web, and described Force transmission parts is oblique axil plate 5。It is characterized in that: girder steel 4 web is through continuously at joint core place, on girder steel 4, lower flange is in the internal discontinuity of interior steel pipe 2；Girder steel 4 carries out weld reinforcement with outer steel pipe 1 and interior steel pipe 2 intersection；Meanwhile, girder steel 4 is welded with between lower flange place and outer steel pipe 1 wall oblique axil plate 5, for ensureing oblique axil plate 5 stability, welds vertical floor 6 in oblique axil plate 5 side towards beam column intersection。
Described compound concrete-filled tubular column type is compound hollow steel pipe concrete column or real compound concrete-filled tubular column, and interior steel pipe with the cross section combining form of outer steel pipe is: inner circle cylindrical, Nei Fang foreign side, inner circle foreign side, square internally and round externally or interior rectangle outer rectangle, interior rectangle foreign side shape, interior rectangle outer ring。Described interior steel pipe and outer steel pipe all adopt the ratio of round steel pipe external diameter or the square steel tube length of side or rectangular steel pipe length of short sides and the thickness of steel pipe thin-wall steel tube more than 20。The steel of described steel beam column can adopt regular tenacity steel or yield strength at the high-strength steel of more than 460Mpa。Described steel beam web plate keeps continuously through in stress principal direction, and the steel beam web plate in stress time direction disconnects in center, and is welded in the through web of principal direction from both sides。Described oblique axil plate adopts rectangular steel plates, oblique axil plate and steel beam flange is wide and the two angle is preferably maintained between 30 ° and 60 °, the vertical floor of its side can need to adopt differing heights according to design, and vertical floor all adopts twin fillet wolt to be connected with oblique axil plate, girder steel, outer fastener for connection place。
Beneficial effect:
1, this utility model compound concrete-filled tubular column-girder steel punching haunch type node; moment of flexure and shearing that its end can be subject to by girder steel punching are effectively passed to joint cores; steel beam flange pressure has been shared in the existence of oblique axil plate simultaneously; it is capable of beam-ends plastic hinge; reach the purpose of protection nodes domains, improve the bearing capacity of node。Therefore this node bending resistance shear resistance is strong, Path of Force Transfer is clearly reliable, it is easy to meet the requirement of rigid joint, it is achieved the Aseismic Design purpose that strong column and weak beam, node are higher, is conducive to the application of compound concrete filled steel tube。
2, this utility model compound concrete-filled tubular column-girder steel punching haunch type node, girder steel only retains web in interior steel pipe, and the steel beam web plate of stress principal direction keeps continuously through in interior steel pipe, the steel beam web plate in stress time direction disconnects in center, and it being welded in principal direction steel beam web plate from both sides, this construction measure is prone to ensure building and closely knit and be conducive to the harmony of both direction stress of pipe inner concrete。
3, this utility model compound concrete-filled tubular column-girder steel punching haunch type node, have good looking appearance, design is simple, construction costs is low, concrete is easily built, be easy to the advantages such as construction, and excellent in mechanical performance, it is possible to it is widely applied in high level, Super High combinative structure and steel reinforced concrete combined bridge structure。
Accompanying drawing explanation
Fig. 1 is compound concrete-filled tubular column sectional view of the present utility model；
Fig. 2 is compound concrete-filled tubular column-girder steel punching haunch type nodal plane schematic diagram；
Fig. 3 is the I-I generalized section of Fig. 2 interior joint。
Detailed description of the invention
With reference to the accompanying drawings this utility model is described in detail。
This utility model is made up of compound concrete-filled tubular column, girder steel and Force transmission parts。Compound concrete-filled tubular column includes the concrete 3 of outer steel pipe 1, interior steel pipe 2 and internal perfusion, is illustrated in figure 1 the real compound concrete-filled tubular column cross section of inner circle foreign side。
As shown in Figure 2 and Figure 3, compound concrete-filled tubular column includes the concrete 3 of outer steel pipe 1, interior steel pipe 2 and internal perfusion；Girder steel 4 includes lower flange and web；Force transmission parts is oblique axil plate 5。It is embodied as follows: before concrete 3 waters, first slot according on the outline of girder steel 4 outside steel pipe 1, highly opening vertical slot according to girder steel 4 on steel pipe 2, it is ensured that girder steel 4 web is through continuously at whole node place, on girder steel 4, lower flange is in the internal discontinuity of interior steel pipe 2；Girder steel 4 carries out weld reinforcement with outer steel pipe 1 and interior steel pipe 2 intersection；Secondly, between girder steel 4 and outer steel pipe 1 wall, it is welded with oblique axil plate 5, for ensureing oblique axil plate 5 stability, welds vertical floor 6 in oblique axil plate 5 side towards beam column intersection；Finally, pouring node place concrete 3, form compound concrete-filled tubular column-girder steel punching haunch type node。
The steel core concrete column that this utility model relates to can adopt the cross section combining form of steel pipe to be inner circle cylindrical, Nei Fang foreign side, inner circle foreign side, the square internally and round externally or outer rectangle of interior rectangle, interior rectangle foreign side shape, the compound hollow steel pipe concrete column of interior rectangle outer ring or real compound concrete-filled tubular column；Concrete can adopt normal concrete, high-strength concrete, self-compacting concrete any of which；Interior steel pipe and outer steel pipe all adopt thin-wall steel tube；The steel of steel beam column can adopt regular tenacity steel or high strength steel；Steel beam web plate keeps continuously through in stress principal direction, and the steel beam web plate in stress time direction disconnects in center, and is welded in the through web of principal direction from both sides；Described oblique axil plate adopts rectangular steel plates, oblique axil plate and steel beam flange is wide and the two angle is preferably maintained between 30 ° and 60 °, the vertical floor of its side can need to adopt differing heights according to design, and vertical floor all adopts twin fillet wolt to be connected with oblique axil plate, girder steel, outer fastener for connection place。
Claims (7)
1. compound concrete-filled tubular column girder steel punching haunch type node, it is made up of compound concrete-filled tubular column, girder steel and Force transmission parts, described compound concrete-filled tubular column includes the concrete (3) of outer steel pipe (1), interior steel pipe (2) and internal perfusion, described girder steel (4) includes lower flange and web, and described Force transmission parts is oblique axil plate (5)；It is characterized in that: girder steel (4) web is through continuously at joint core place, the upper lower flange of girder steel (4) is interrupted in interior steel duct；Girder steel (4) carries out weld reinforcement with outer steel pipe (1) and interior steel pipe (2) intersection；Meanwhile, between the outer steel pipe (1) of girder steel (4) and compound concrete-filled tubular column, it is welded with oblique axil plate (5), for ensureing oblique axil plate (5) stability, welds vertical floor (6) in oblique axil plate (5) side towards beam column intersection。
2. compound concrete-filled tubular column girder steel punching haunch type node as claimed in claim 1, it is characterized in that: described compound concrete-filled tubular column type is compound hollow steel pipe concrete column or real compound concrete-filled tubular column, and interior steel pipe with the cross section combining form of outer steel pipe is: inner circle cylindrical, Nei Fang foreign side, inner circle foreign side, square internally and round externally or interior rectangle outer rectangle, interior rectangle foreign side shape, interior rectangle outer ring。
3. compound concrete-filled tubular column girder steel punching haunch type node as claimed in claim 1, it is characterised in that: described concrete is normal concrete or high-strength concrete or self-compacting concrete。
4. compound concrete-filled tubular column girder steel punching haunch type node as claimed in claim 1, it is characterised in that: described interior steel pipe and outer steel pipe all adopt the ratio of round steel pipe external diameter or the square steel tube length of side or rectangular steel pipe length of short sides and the thickness of steel pipe thin-wall steel tube more than 20。
5. compound concrete-filled tubular column girder steel punching haunch type node as claimed in claim 1, it is characterised in that: described steel pipe and girder steel can adopt regular tenacity steel or yield strength at the high-strength steel of more than 460MPa。
6. compound concrete-filled tubular column girder steel punching haunch type node as claimed in claim 1, it is characterized in that: described steel beam web plate keeps continuously through in stress principal direction, and the steel beam web plate in stress time direction disconnects in center, and it is welded in the through web of principal direction from both sides。
7. compound concrete-filled tubular column girder steel punching haunch type node as claimed in claim 1, it is characterized in that: described oblique axil plate adopts rectangular steel plates, oblique axil plate and steel beam flange is wide and the two angle is preferably maintained between 30 ° and 60 °, the vertical floor of its side can need to adopt differing heights according to design, and vertical floor all adopts twin fillet wolt to be connected with oblique axil plate, girder steel, outer fastener for connection place。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520968653.9U CN205329861U (en) | 2015-11-30 | 2015-11-30 | Composite concrete -filled steel tube post - girder steel punching haunch node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520968653.9U CN205329861U (en) | 2015-11-30 | 2015-11-30 | Composite concrete -filled steel tube post - girder steel punching haunch node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205329861U true CN205329861U (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520968653.9U Expired - Fee Related CN205329861U (en) | 2015-11-30 | 2015-11-30 | Composite concrete -filled steel tube post - girder steel punching haunch node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205329861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105369903A (en) * | 2015-11-30 | 2016-03-02 | 北方工业大学 | Compound steel pipe concrete column-steel beam punching haunch type node |
| CN110306424A (en) * | 2018-03-20 | 2019-10-08 | 比亚迪股份有限公司 | It is used to support support column of track girder and preparation method thereof, the track with it |
-
2015
- 2015-11-30 CN CN201520968653.9U patent/CN205329861U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105369903A (en) * | 2015-11-30 | 2016-03-02 | 北方工业大学 | Compound steel pipe concrete column-steel beam punching haunch type node |
| CN110306424A (en) * | 2018-03-20 | 2019-10-08 | 比亚迪股份有限公司 | It is used to support support column of track girder and preparation method thereof, the track with it |
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| 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: 20160622 Termination date: 20181130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |