CN205329848U - Half punching haunch node on composite concrete -filled steel tube post - girder steel - Google Patents
Half punching haunch node on composite concrete -filled steel tube post - girder steel Download PDFInfo
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- CN205329848U CN205329848U CN201520968654.3U CN201520968654U CN205329848U CN 205329848 U CN205329848 U CN 205329848U CN 201520968654 U CN201520968654 U CN 201520968654U CN 205329848 U CN205329848 U CN 205329848U
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- steel pipe
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 139
- 239000010959 steel Substances 0.000 title claims abstract description 139
- 239000004567 concrete Substances 0.000 title claims abstract description 69
- 238000004080 punching Methods 0.000 title claims abstract description 19
- 239000002131 composite material Substances 0.000 title abstract 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000002787 reinforcement Effects 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 claims description 44
- 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 19
- 239000011372 high-strength concrete Substances 0.000 claims description 4
- 230000010412 perfusion Effects 0.000 claims description 4
- 239000011376 self-consolidating concrete Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 6
- 238000003466 welding Methods 0.000 abstract description 2
- 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
- 238000000034 method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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Abstract
The utility model discloses half punching haunch node on the composite concrete -filled steel tube post girder steel 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, the girder steel passes outer steel pipe and welds on interior steel pipe wall, and the girder steel carries out welding reinforcement with outer steel pipe wall 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, construction convenience, owing to combined half punching on the girder steel and beam -ends to add the structure measure of armpit, it is high to possess rigidity and intensity, and anti -seismic performance is good, passes the route of doing all can and clearly and definitely waits the advantage, can realize effective transmission of doing all can between composite concrete -filled steel tube post and the 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 half 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 to be applied to high anti-seismic set up defences district engineering structure in。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, in order to promote this superior version application in engineering practice of compound concrete filled steel tube。This utility model has considered compound concrete filled steel tube own profile feature, has the advantages such as simple structure, easy construction, can be that the engineer applied of compound concrete filled steel tube lays the foundation。
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 half punching haunch type design of node scheme。
This utility model compound concrete-filled tubular column-girder steel half 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: it is internal to interior steel pipe 2 place that girder steel 4 stretches into outer steel pipe 1, welds with interior steel pipe 2 wall, and is embedded in concrete 3；Girder steel 4 and outer steel pipe 1 intersection carry out weld reinforcement；On girder steel 4, it is welded with oblique axil plate 5 between lower flange place and the outer steel pipe 1 of compound concrete-filled tubular column simultaneously, 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 concrete is normal concrete or high-strength concrete or self-compacting concrete。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 oblique axil plate adopts rectangular steel plates, 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 steel pipe intersection。
Beneficial effect:
1, this utility model compound concrete-filled tubular column-girder steel half punching haunch type node; girder steel half punching can ensure effective transmission of girder steel Shear force within the beam end and moment of flexure; girder steel beam-ends moment of flexure has been shared in the existence of oblique axil plate; 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。
2, this utility model compound concrete-filled tubular column-girder steel half punching haunch type node, directly penetrates outer steel-pipe welding in interior steel pipe walls by girder steel, girder steel does not do any perforate and processes, can greatly reduce the workload of field operation, be conducive to accelerating construction progress。
3, this utility model compound concrete-filled tubular column-girder steel half 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。
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 half 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 outside steel pipe 1 punches according to girder steel 4 profile, girder steel 4 is stretched into outer steel pipe 1 internal to interior steel pipe 2 place along hole, weld with interior steel pipe 2 wall；Steel, 4 carry out weld reinforcement with outer steel pipe 1 intersection；Secondly, girder steel 4 is welded with oblique axil plate 5 between lower flange place and the outer steel pipe 1 of compound concrete-filled tubular column, 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 half 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 or high-strength concrete or self-compacting concrete；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；Oblique axil plate adopts rectangular steel plates, 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 (6)
1. compound concrete-filled tubular column girder steel half 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) is through outer steel pipe (1) and is welded on interior steel pipe (2) wall, girder steel (4) and outer steel pipe (1) intersection carry out weld reinforcement, between the outer steel pipe (1) of girder steel (4) and compound concrete-filled tubular column, it is welded with oblique axil plate (5) simultaneously, for ensureing oblique axil plate (5) stability, weld vertical floor (6) in oblique axil plate (5) side towards beam column intersection。
2. compound concrete-filled tubular column girder steel half 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 half 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 half 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 half 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 half punching haunch type node as claimed in claim 1, it is characterised in that: described oblique axil plate adopts rectangular steel plates, 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 |
|---|---|---|---|
| CN201520968654.3U CN205329848U (en) | 2015-11-30 | 2015-11-30 | Half punching haunch node on composite concrete -filled steel tube post - girder steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520968654.3U CN205329848U (en) | 2015-11-30 | 2015-11-30 | Half punching haunch node on composite concrete -filled steel tube post - girder steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205329848U true CN205329848U (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520968654.3U Expired - Fee Related CN205329848U (en) | 2015-11-30 | 2015-11-30 | Half punching haunch node on composite concrete -filled steel tube post - girder steel |
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|---|---|
| CN (1) | CN205329848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075380A (en) * | 2022-07-19 | 2022-09-20 | 华东交通大学 | Ceramic node structure of hollow sandwich steel pipe and node processing method thereof |
-
2015
- 2015-11-30 CN CN201520968654.3U patent/CN205329848U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075380A (en) * | 2022-07-19 | 2022-09-20 | 华东交通大学 | Ceramic node structure of hollow sandwich steel pipe and node processing method thereof |
| CN115075380B (en) * | 2022-07-19 | 2023-06-20 | 华东交通大学 | Hollow interlayer steel pipe ceramic node structure and node processing method thereof |
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|---|---|---|---|
| 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 |