CN105507426A - Half-through bracket haunching type compound steel pipe concrete column-steel beam joint - Google Patents
Half-through bracket haunching type compound steel pipe concrete column-steel beam joint Download PDFInfo
- Publication number
- CN105507426A CN105507426A CN201510849634.9A CN201510849634A CN105507426A CN 105507426 A CN105507426 A CN 105507426A CN 201510849634 A CN201510849634 A CN 201510849634A CN 105507426 A CN105507426 A CN 105507426A
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- Prior art keywords
- steel
- steel pipe
- pipe
- concrete
- 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 172
- 239000010959 steel Substances 0.000 title claims abstract description 172
- 239000004567 concrete Substances 0.000 title claims abstract description 66
- 150000001875 compounds Chemical class 0.000 title claims abstract description 51
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 239000011372 high-strength concrete Substances 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 4
- 239000011376 self-consolidating concrete Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000010008 shearing 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
- 238000005266 casting Methods 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
- 238000003032 molecular docking Methods 0.000 description 1
- 239000011150 reinforced concrete 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a semi-through corbel haunched type compound steel pipe concrete column-steel beam node, relates to a node connection form of a compound steel pipe concrete 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 consists of a steel corbel and an oblique armpit; the steel bracket consists of an upper flange, a lower flange and a web plate. One end of the steel bracket penetrates through the outer steel pipe and is welded on the wall of the inner steel pipe, and the other end of the steel bracket is in bolted welding connection with the steel beam; meanwhile, an inclined armpit is welded between the steel beam and the compound steel pipe concrete column. The node structure is simple, construction is convenient, the semi-through bracket and haunching node forms are combined, the node structure has the advantages of high rigidity and strength, good anti-seismic performance, definite force transmission path and the like, and the effective transmission of force between the compound steel pipe concrete column and the steel beam can be realized.
Description
Technical field
The invention belongs to structural engineering technology and technical field of bridge engineering, particularly a kind of pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint design.
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 high anti-seismic and set up defences 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, to promote this superior form of structure application in engineering practice of compound encased structures.Steel beam joint connected mode of the present invention meets Modern Steel Structure designing requirement, and considered compound concrete filled steel tube own profile feature, have simple structure, the advantages such as easy construction, the engineer applied that can be compound encased structures lays the foundation.
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 pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint design scheme.
Pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint of the present invention, 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, described girder steel 4 comprises bottom flange and web, described Force transmission parts is made up of steel corbel 5 and oblique armpit plate 6, and described steel corbel 5 is made up of upper bottom flange and web.It is characterized in that: it is inner to interior steel pipe 2 place that outer steel pipe 1 is stretched in steel corbel 5 one end, welds, and be embedded in concrete 3 with interior steel pipe 2 wall; The other end stretches out outer steel pipe 1 and is connected with girder steel 4.Wherein, steel corbel 5 and outer steel pipe 1 intersection carry out weld reinforcement, and on girder steel 4, bottom flange adopts butt weld to be connected with bottom flange on steel corbel 5, and the two web then adopts high-strength bolt 8 bolt-weld joint by vertical junction plate 7; Meanwhile, girder steel 4 is welded with oblique armpit plate 6 between bottom flange place and the outer steel pipe 1 of compound concrete-filled tubular column.
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.Described concrete is ordinary concrete or high-strength concrete or self-compacting concrete.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 corbel is the wide or not wide i shaped steel in the edge of a wing, has identical sectional dimension at joint with described girder steel, simultaneously can opened round or oval air-vent on bottom flange on the steel corbel between outer and inner tube.Described oblique armpit plate adopts rectangular steel plates, and wide and the two angle of steel beam flange should remain between 30 ° and 60 °.For strengthening the stability of oblique armpit plate, the vertical floor of differing heights can be welded towards beam column intersection in its side.
Beneficial effect:
1, pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint of the present invention, the bending and shearing that girder steel end is subject to effectively can be delivered to joint cores by half punching steel corbel, the existence of oblique armpit plate simultaneously can assist steel corbel to transmit steel beam flange pressure, reaches the object delaying steel corbel generation flexing.Therefore this novel joint, half punching steel corbel and oblique armpit plate effectively can transmit shearing and the moment of flexure of girder steel end, improve the Rigidity and strength of nodes domains, can meet the requirement that ultimate bearing capacity of joints is high and ductility is good, meet seismic design of structures principle.
2, pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint of the present invention, between its outer and inner tube, steel corbel can bottom flange opened round or oval air-vent thereon as required, be conducive to pipe inner concrete build and closely knit.
3, pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint of the present invention, steel corbel and girder steel contour, be hidden bracket.Oblique armpit plate is rectangular steel plates, can select vertical ribbing and not ribbing two kinds of forms.Therefore this novel joint has the advantages such as profile is simply attractive in appearance, transmission force property good, constructability, can be widely applied in high level, Super High combining structure and steel reinforced concrete combined bridge structure.
Fig. 1 is compound concrete-filled tubular column sectional view of the present invention;
Fig. 2 is pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint floor map;
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 made up of steel corbel 5 and oblique armpit plate 6; Steel corbel 5 is made up of upper bottom flange and web.Specifically be implemented as follows: before concrete 3 pours into, first outside on steel pipe 1 wall according to steel corbel 5 profile otch, stretched in outer steel pipe 1 along notch steel corbel 5 one end and weld with interior steel pipe 2 wall, the other end stretches out outer steel pipe 1 to girder steel 4 place.Wherein, steel corbel 5 and outer steel pipe 1 wall intersection carry out weld reinforcement, and on girder steel 4, bottom flange adopts butt weld to be connected with bottom flange on steel corbel 5, and the two web adopts high-strength bolt 8 bolt-weld joint by vertical junction plate 7.Secondly, girder steel 4 is welded with oblique armpit plate 6 between bottom flange place and outer steel pipe 1; Finally, pouring Nodes concrete 3, forms pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint.
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 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; Steel corbel profile is the wide or not wide i shaped steel in the edge of a wing, and it is identical with the sectional dimension of girder steel at docking location place, simultaneously can on the steel corbel between outer steel pipe and interior steel pipe opened round or oval air-vent on bottom flange, to ensure that concrete casting is evenly closely knit; Oblique haunched slab adopts rectangular steel plates, and steel beam flange is wide and the two angle should remain between 30 ° and 60 °, for strengthening its stability, can weld the vertical floor of differing heights in its side towards beam column intersection side.
Claims (7)
1. pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint, 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 made up of steel corbel (5) and oblique armpit plate (6); Described steel corbel (5) is made up of upper bottom flange and web.It is characterized in that: steel corbel (5) one end is welded on interior steel pipe (2) wall through outer steel pipe (1), and the other end stretches out outer steel pipe (1) and is connected with girder steel (4).Wherein, the upper bottom flange of steel corbel (5) adopts butt weld to be connected with the upper bottom flange of girder steel (4), the two web then adopts high-strength bolt (8) bolt-weld joint by vertical junction plate (7), carries out strengthening of welded seam at steel corbel (5) with outer steel pipe (1) wall intersection; Meanwhile, between girder steel (4) and the outer steel pipe (1) of compound concrete-filled tubular column, oblique armpit plate (6) is welded with.
2. pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint 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. pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint as claimed in claim 1, is characterized in that: described concrete is ordinary concrete or high-strength concrete or self-compacting concrete.
4. pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint 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. pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint 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. pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint as claimed in claim 1, is characterized in that: described steel corbel is the wide or not wide i shaped steel in the edge of a wing, has identical sectional dimension at joint with described girder steel; Can opened round or oval air-vent on bottom flange on the steel corbel between outer steel pipe and interior steel pipe.
7. pin part through pipe haunch type compound concrete-filled tubular column-steel beam joint as claimed in claim 1, is characterized in that: described oblique armpit plate adopts rectangular steel plates, and steel beam flange is wide and the two angle should remain between 30 ° and 60 °; For strengthening the stability of oblique armpit plate, the vertical floor of differing heights can be welded towards beam column intersection in its side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510849634.9A CN105507426A (en) | 2015-11-30 | 2015-11-30 | Half-through bracket haunching type compound steel pipe concrete column-steel beam joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510849634.9A CN105507426A (en) | 2015-11-30 | 2015-11-30 | Half-through bracket haunching type compound steel pipe concrete column-steel beam joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105507426A true CN105507426A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510849634.9A Pending CN105507426A (en) | 2015-11-30 | 2015-11-30 | Half-through bracket haunching type compound steel pipe concrete column-steel beam joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105507426A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065566A (en) * | 2016-07-26 | 2016-11-02 | 中冶建筑研究总院有限公司 | A kind of energy-dissipating and shock-absorbing pier stud |
| CN108691357A (en) * | 2018-06-28 | 2018-10-23 | 智房科技股份有限公司 | Concrete-filled steel tubular hollow steel structure technique and steel construction |
| CN110512739A (en) * | 2019-09-29 | 2019-11-29 | 福州大学 | A kind of novel steel-concrete-FRP composite structure and its construction method |
| CN110725406A (en) * | 2019-09-18 | 2020-01-24 | 长安大学 | Connecting method of composite steel pipe concrete column and steel beam and integral type external reinforcing ring connecting node |
| CN111042332A (en) * | 2019-11-26 | 2020-04-21 | 北京工业大学 | Composite steel pipe concrete column beam column node and column-column inner steel pipe flange connection system |
| CN112282212A (en) * | 2020-10-23 | 2021-01-29 | 长安大学 | Column assembly type node with double steel structure with inner circle and outer square, connection and generation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10299170A (en) * | 1997-04-21 | 1998-11-10 | Taisei Corp | Connecting structure for 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 |
| CN101694109A (en) * | 2009-08-13 | 2010-04-14 | 沈阳建筑大学 | Dropping semi-core-through joint of hollow laminated steel pipe concrete column and steel girder |
| 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 |
-
2015
- 2015-11-30 CN CN201510849634.9A patent/CN105507426A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10299170A (en) * | 1997-04-21 | 1998-11-10 | Taisei Corp | Connecting structure for 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 |
| CN101694109A (en) * | 2009-08-13 | 2010-04-14 | 沈阳建筑大学 | Dropping semi-core-through joint of hollow laminated steel pipe concrete column and steel girder |
| 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 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065566A (en) * | 2016-07-26 | 2016-11-02 | 中冶建筑研究总院有限公司 | A kind of energy-dissipating and shock-absorbing pier stud |
| CN108691357A (en) * | 2018-06-28 | 2018-10-23 | 智房科技股份有限公司 | Concrete-filled steel tubular hollow steel structure technique and steel construction |
| CN110725406A (en) * | 2019-09-18 | 2020-01-24 | 长安大学 | Connecting method of composite steel pipe concrete column and steel beam and integral type external reinforcing ring connecting node |
| CN110512739A (en) * | 2019-09-29 | 2019-11-29 | 福州大学 | A kind of novel steel-concrete-FRP composite structure and its construction method |
| CN110512739B (en) * | 2019-09-29 | 2024-02-06 | 福州大学 | Steel-concrete-FRP combined structure and construction method thereof |
| CN111042332A (en) * | 2019-11-26 | 2020-04-21 | 北京工业大学 | Composite steel pipe concrete column beam column node and column-column inner steel pipe flange connection system |
| CN111042332B (en) * | 2019-11-26 | 2021-05-07 | 北京工业大学 | Composite steel pipe concrete column beam column node and column-column inner steel pipe flange connection system |
| CN112282212A (en) * | 2020-10-23 | 2021-01-29 | 长安大学 | Column assembly type node with double steel structure with inner circle and outer square, connection and generation method thereof |
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Effective date of registration: 20181101 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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Application publication date: 20160420 |