CN105369903A - Compound steel pipe concrete column-steel beam punching haunch type node - Google Patents
Compound steel pipe concrete column-steel beam punching haunch type node Download PDFInfo
- Publication number
- CN105369903A CN105369903A CN201510849635.3A CN201510849635A CN105369903A CN 105369903 A CN105369903 A CN 105369903A CN 201510849635 A CN201510849635 A CN 201510849635A CN 105369903 A CN105369903 A CN 105369903A
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- China
- Prior art keywords
- steel
- steel pipe
- concrete
- compound
- tubular column
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 146
- 239000010959 steel Substances 0.000 title claims abstract description 146
- 239000004567 concrete Substances 0.000 title claims abstract description 61
- 150000001875 compounds Chemical class 0.000 title claims abstract description 49
- 238000004080 punching Methods 0.000 title claims description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000011372 high-strength concrete Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000011376 self-consolidating concrete Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 3
- 230000035515 penetration Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 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
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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/268—Composite concrete-metal
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B2001/5875—Connections for building structures in general of bar-shaped building elements using exterior clamping plates or shells
Abstract
The invention discloses a compound concrete-filled steel tubular column-steel beam through haunch type node, relates to a node connection form of a compound concrete-filled steel tubular column and a steel beam, and belongs to the technical field of building engineering and bridge engineering. The node consists of a compound steel pipe concrete column, a steel beam and a force transmission component. The compound steel pipe concrete column consists of an inner steel pipe, an outer steel pipe and poured concrete; the steel beam consists of an upper flange, a lower flange and a web plate; the force transmission component is an oblique axillary plate. The steel beam web plate is continuously communicated at the node core, the upper flange and the lower flange of the steel beam are discontinuous in the inner steel pipe, and the joint of the steel beam and the inner steel pipe and the outer steel pipe is welded and reinforced; meanwhile, a ribbed oblique axillary plate is welded between the steel beam and the compound steel pipe concrete column. The node of the invention has simple structure and convenient construction, combines the structural measures of steel beam penetration and beam end haunch, has the advantages of high rigidity and strength, good integrity, definite force transmission path and the like, and can realize the rigid connection of the compound steel pipe concrete column and the steel beam.
Description
Technical field
The invention belongs to structural engineering technology and technical field of bridge engineering, particularly 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 reduction relative cross-section area, the object better retraining core concrete, improve columns bearing capacity, ductility and fire resistance can be reached, and high-strength concrete can be adopted safely and reliably, and the impact of limit value of axial compression ratio need not be considered.Therefore compound encased structures possesses the anti-safety stock that collapses of enough antidetonations, can be applied to and provide fortification against earthquakes in the engineering structures in district.Node is as key link in structure design, the very important work of of engineering staff always, but be still in the starting stage about the node research of compound concrete-filled tubular column at present, be applicable to the joint form of compound encased structures, particularly the node of girder steel and compound concrete-filled tubular column is also fewer, therefore be necessary to study rational bean column node form and joint behavior thereof, to promote this superior form of structure application in engineering practice of compound encased structures.
Summary of the invention
The present invention is directed to the deficiency that existing engineering exists, on the basis considering compound concrete filled steel tube own profile feature, provide a kind of novel compound concrete-filled tubular column-girder steel punching haunch type design of node scheme.
Compound concrete-filled tubular column of the present invention-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 comprises outer steel pipe 1, interior steel pipe 2 and the inner concrete 3 poured into, and described girder steel 4 comprises bottom flange and web, and described Force transmission parts is oblique armpit plate 5.It is characterized in that: girder steel 4 web is through continuously at joint core place, on girder steel 4, bottom 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 being welded with oblique armpit plate 5 between bottom flange place and outer steel pipe 1 wall, for ensureing oblique armpit plate 5 stability, welding vertical floor 6 in oblique armpit 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 the cross section combining form of interior steel pipe and outer steel pipe is: inner circle cylindrical, Nei Fang foreign side, inner circle foreign side, the outer rectangle of square internally and round externally or interior rectangle, interior rectangle foreign side shape, interior rectangle outer ring.The thin-wall steel tube that described interior steel pipe and outer steel pipe all adopt the ratio of round steel pipe external diameter or the square steel pipe length of side or rectangular steel pipe length of short sides and thickness of steel pipe to be greater 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 stressed principal direction, and the steel beam web plate in stressed direction disconnects in center, and is welded in the through web of principal direction from both sides.Described oblique armpit plate adopts rectangular steel plates, oblique armpit plate and steel beam flange is wide and the two angle should remain 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 armpit plate, girder steel, outer fastener for connection place.
Beneficial effect:
1, compound concrete-filled tubular column of the present invention-girder steel punching haunch type node; the bending and shearing that its end is subject to effectively can be delivered to joint cores by girder steel punching; steel beam flange pressure has been shared in the existence of oblique armpit plate simultaneously; beam-ends plastic hinge can be realized; reach the object 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, easily meets the requirement of rigid joint, realizes strong column and weak beam, seismic design object that node is stronger, is conducive to the application of compound encased structures.
2, compound concrete-filled tubular column of the present invention-girder steel punching haunch type node, girder steel only retains web in interior steel pipe, and the steel beam web plate of stressed principal direction keeps continuously through in interior steel pipe, the steel beam web plate in stressed direction disconnects in center, and being welded in principal direction steel beam web plate from both sides, this construction measure is easy to ensure building of pipe inner concrete and closely knit and be conducive to the stressed harmony of both direction.
3, compound concrete-filled tubular column of the present invention-girder steel punching haunch type node, there is good looking appearance, simplicity of design, construction costs be low, concrete is easily built, the advantage such as constructability, and excellent in mechanical performance, can be widely applied in high level, Super High combining structure and steel reinforced concrete combined bridge structure.
Accompanying drawing explanation
Fig. 1 is compound concrete-filled tubular column sectional view of the present invention;
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
The present invention is described in detail with reference to the accompanying drawings.
The present invention is made up of compound concrete-filled tubular column, girder steel and Force transmission parts.Compound concrete-filled tubular column comprises outer steel pipe 1, interior steel pipe 2 and the inner concrete 3 poured into, and 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 comprises outer steel pipe 1, interior steel pipe 2 and the inner concrete 3 poured into; Girder steel 4 comprises bottom flange and web; Force transmission parts is oblique armpit plate 5.Specifically be implemented as follows: before concrete 3 waters, first according to fluting on the outline of girder steel 4 outside steel pipe 1, steel pipe 2 highly opens vertical slot according to girder steel 4, and ensure that girder steel 4 web is through continuously at whole Nodes, on girder steel 4, bottom 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, being welded with oblique armpit plate 5, for ensureing oblique armpit plate 5 stability, welding vertical floor 6 in oblique armpit plate 5 side towards beam column intersection; Finally, pouring Nodes concrete 3, forms compound concrete-filled tubular column-girder steel punching haunch type node.
The steel core concrete column that the present invention relates to can adopt the cross section combining form of steel pipe to be the compound hollow steel pipe concrete column of rectangle, interior rectangle foreign side shape, interior rectangle outer ring outside inner circle cylindrical, Nei Fang foreign side, inner circle foreign side, square internally and round externally or interior rectangle or real compound concrete-filled tubular column; Concrete can adopt ordinary concrete, high-strength concrete, self-compacting concrete wherein any one; 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 stressed principal direction, and the steel beam web plate in stressed direction disconnects in center, and is welded in the through web of principal direction from both sides; Described oblique armpit plate adopts rectangular steel plates, oblique armpit plate and steel beam flange is wide and the two angle should remain 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 armpit plate, girder steel, outer fastener for connection place.
Claims (7)
1. compound concrete-filled tubular column-girder steel punching haunch type node, be made up of compound concrete-filled tubular column, girder steel and Force transmission parts, described compound concrete-filled tubular column comprises outer steel pipe (1), interior steel pipe (2) and the inner concrete (3) poured into, described girder steel (4) comprises bottom flange and web, and described Force transmission parts is oblique armpit plate (5).It is characterized in that: girder steel (4) web is through continuously at joint core place, the upper bottom 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; Simultaneously, oblique armpit plate (5) is welded with between girder steel (4) and the outer steel pipe (1) of compound concrete-filled tubular column, for ensureing oblique armpit plate (5) stability, weld vertical floor (6) in oblique armpit 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 the cross section combining form of interior steel pipe and outer steel pipe is: inner circle cylindrical, Nei Fang foreign side, inner circle foreign side, the outer rectangle of square internally and round externally or interior 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, is characterized in that: described concrete is ordinary 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, is characterized in that: the thin-wall steel tube that described interior steel pipe and outer steel pipe all adopt the ratio of round steel pipe external diameter or the square steel pipe length of side or rectangular steel pipe length of short sides and thickness of steel pipe to be greater than 20.
5. compound concrete-filled tubular column-girder steel punching haunch type node as claimed in claim 1, is characterized in that: the steel of described steel beam column 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 stressed principal direction, and the steel beam web plate in stressed direction disconnects in center, and be 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 armpit plate adopts rectangular steel plates, oblique armpit plate and steel beam flange is wide and the two angle should remain 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 armpit plate, girder steel, outer fastener for connection place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510849635.3A CN105369903A (en) | 2015-11-30 | 2015-11-30 | Compound steel pipe concrete column-steel beam punching haunch type node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510849635.3A CN105369903A (en) | 2015-11-30 | 2015-11-30 | Compound steel pipe concrete column-steel beam punching haunch type node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105369903A true CN105369903A (en) | 2016-03-02 |
Family
ID=55372487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510849635.3A Pending CN105369903A (en) | 2015-11-30 | 2015-11-30 | Compound steel pipe concrete column-steel beam punching haunch type node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105369903A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881789A (en) * | 2019-03-28 | 2019-06-14 | 华南理工大学 | A kind of dismountable girder steel-steel core concrete column punching connecting node |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004169298A (en) * | 2002-11-18 | 2004-06-17 | Ohbayashi Corp | Joint structure of column and beam and method for joining column and beam |
| CN101240566A (en) * | 2008-03-13 | 2008-08-13 | 上海交通大学 | Square steel pipe concrete and H-shaped steel beam nod connection structure |
| CN201228393Y (en) * | 2008-07-04 | 2009-04-29 | 沈阳建筑大学 | Semi-punched core node of hollow sandwich steel tube concrete column and steel girder |
| CN201704800U (en) * | 2010-06-13 | 2011-01-12 | 单云霞 | Beam support used for steel structure |
| CN102002982A (en) * | 2010-11-24 | 2011-04-06 | 沈阳建筑大学 | Square steel tube concrete beam/column node of built-in CFRP (carbon fiber reinforced plastic) circular tube |
| CN104912199A (en) * | 2015-06-17 | 2015-09-16 | 北京清华同衡规划设计研究院有限公司 | Reinforcing structure of steel beam column hinging node |
| CN104929253A (en) * | 2015-06-26 | 2015-09-23 | 杭州铁木辛柯钢结构设计有限公司 | Inserting plate type beam-column connection joint |
| CN205329861U (en) * | 2015-11-30 | 2016-06-22 | 北方工业大学 | Composite concrete -filled steel tube post - girder steel punching haunch node |
-
2015
- 2015-11-30 CN CN201510849635.3A patent/CN105369903A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004169298A (en) * | 2002-11-18 | 2004-06-17 | Ohbayashi Corp | Joint structure of column and beam and method for joining column and beam |
| CN101240566A (en) * | 2008-03-13 | 2008-08-13 | 上海交通大学 | Square steel pipe concrete and H-shaped steel beam nod connection structure |
| CN201228393Y (en) * | 2008-07-04 | 2009-04-29 | 沈阳建筑大学 | Semi-punched core node of hollow sandwich steel tube concrete column and steel girder |
| CN201704800U (en) * | 2010-06-13 | 2011-01-12 | 单云霞 | Beam support used for steel structure |
| CN102002982A (en) * | 2010-11-24 | 2011-04-06 | 沈阳建筑大学 | Square steel tube concrete beam/column node of built-in CFRP (carbon fiber reinforced plastic) circular tube |
| CN104912199A (en) * | 2015-06-17 | 2015-09-16 | 北京清华同衡规划设计研究院有限公司 | Reinforcing structure of steel beam column hinging node |
| CN104929253A (en) * | 2015-06-26 | 2015-09-23 | 杭州铁木辛柯钢结构设计有限公司 | Inserting plate type beam-column connection joint |
| CN205329861U (en) * | 2015-11-30 | 2016-06-22 | 北方工业大学 | Composite concrete -filled steel tube post - girder steel punching haunch node |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881789A (en) * | 2019-03-28 | 2019-06-14 | 华南理工大学 | A kind of dismountable girder steel-steel core concrete column punching connecting node |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181105 Address after: 300000 5340 Xiping Road, Shuang Kou Town, Beichen District, Tianjin. Applicant after: Hebei University of Technology Address before: 100144 Jinyuan Zhuang Road, Shijingshan District, Beijing 5 Applicant before: Beifang Polytechnic Univ. |
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| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
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| RJ01 | Rejection of invention patent application after publication |