CN101818478B - Connection structure for concrete-filled circular steel tubular pier column and concrete cover beam - Google Patents
Connection structure for concrete-filled circular steel tubular pier column and concrete cover beam Download PDFInfo
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- CN101818478B CN101818478B CN2010101205636A CN201010120563A CN101818478B CN 101818478 B CN101818478 B CN 101818478B CN 2010101205636 A CN2010101205636 A CN 2010101205636A CN 201010120563 A CN201010120563 A CN 201010120563A CN 101818478 B CN101818478 B CN 101818478B
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Abstract
The invention discloses a connection structure for a concrete-filled circular steel tubular pier column and a concrete cover beam. The connection structure comprises a reverse T-shaped steel beam, the concrete cover beam and the concrete-filled circular steel tubular pier column, wherein the reverse T-shaped steel beam is pre-buried at the lower end of the concrete cover beam. The connection structure is characterized by also comprising a steel tubular cover plate and a riveting rib with a nut, wherein the steel tubular cover plate is welded with the upper end of the concrete-filled circular steel tubular pier column; the hole on the web plate of the reverse T-shaped steel beam is connected with the concrete; a flange plate of the T-shaped steel beam is fixedly connected with the steel tubular cover plate through the riveting rib with the nut; and the two ends of the riveting rib with the nut are embedded in the concrete cover beam and the concrete-filled circular steel tubular pier column. The connection structure needs no complex arrangement of reinforcement, and each component can be processed in the factory and assembled on site. Only welding of a triangular supporting steel plate and the steel tubular cover plate is needed on site so as to ensure small workload and definite force transferring path. The connection structure has the advantages of simple and quick construction during the implementation.
Description
Technical field
The present invention relates to the connection of bridge pier structure in the bridge engineering, specifically is the concrete filled steel tube pier stud and being connected of concrete bent cap.
Background technology
The concrete pier sectional area is big, and the needed path space that takies is big, can't satisfy busy day by day urban traffic demand.And steel bridge pier steel using amount is bigger than normal, and cost is high.Concrete filled steel tube combines steel and two kinds of materials of concrete advantage separately, and sectional area is little, cost is low, bearing capacity is high, ductility is good, and construction is a kind of more satisfactory bridge pier structure form without formwork.Concrete filled steel tube is used for the pier stud of Urban Bridge, and the bridge pier bent cap is still used steel concrete, promptly adapted to space and stressed needs, and cost can be controlled at reasonable range.
The relative square steel pipe concrete of concrete filled steel tube, steel pipe walls are more suitable for being applied in the pier stud of bridge to the effect of contraction better effects if of core concrete.But the round steel pipe surface is curved, and welding is inconvenient, and the node connection processing is complicated.So the concrete filled steel tube pier stud and concrete bent cap node connecting structure is easy, power transmission is clear and definite, safe and reliable particularly important.
Being connected the research report with the node of concrete beam about concrete-filled circular steel tube column at present, mainly is to the bean column node in the construction work.The stressed complicacy of bridge pier node, the bean column node form in the construction work can not be applicable to the bridge pier node.Literature search shows also there is not the report about concrete filled steel tube pier stud and the design of concrete bent cap node connecting structure.
Summary of the invention
The present invention is the syndeton design of a kind of concrete filled steel tube pier stud and concrete bent cap; Purpose is to improve the integral anti-shearing and the anti-bending bearing capacity of the bridge pier node of concrete filled steel tube-concrete combined structure, guarantees the co-operation of concrete filled steel tube pier stud and concrete bent cap.
The present invention realizes through following technical scheme:
The syndeton of a kind of concrete filled steel tube pier stud and concrete bent cap; Comprise inverted T shape girder steel, concrete bent cap; The concrete filled steel tube pier stud, described inverted T shape girder steel is embedded in the lower end of concrete bent cap, it is characterized in that: the dowel that also comprises steel pipe cover plate, band nut; The upper end welding of described steel pipe cover plate and concrete filled steel tube pier stud, described T-steel beam flange plate is fixedly connected with the steel pipe cover plate through the dowel of described band nut.
The perforate of described T-steel web effectively is connected with the concrete bent cap.Between the outer wall of steel pipe of described T-steel beam flange plate lower end and described concrete filled steel tube pier stud, be provided with the gusseted steel plate, gusseted steel plate and T-steel beam flange plate lower end and concrete filled steel tube pier stud outer wall are welded to connect, and guarantee the reliable delivery of power.
Described gusseted steel plate is six, and symmetry is the fan-shaped both sides that are distributed in the concrete filled steel tube pier stud.
The concrete bent cap is stretched at the anchor pole two ends of the dowel of described band nut respectively and the concrete filled steel tube pier stud is inner, plays anchorage effect.
Advantage of the present invention:
The one, do not need complicated arrangement of reinforcement to arrange that each building block all can finish in factory process, assembled on site.On-the-spot welding gusseted steel plate and the steel pipe cover plate of only needing, the welding job amount is little.During enforcement, easy construction, quick.
The 2nd, structure stress is reasonable, and the power bang path is clear and definite.The inverted T shape beam can guarantee that longitudinal shear and moment of flexure are delivered to the pier stud end face effectively, and the dowel nut guarantees that the steel pipe cover plate is connected with the effective of inverted T shape beam, and dowel stretches into pier stud and the inner assurance of bent cap transverse bending moment effectively transmits.And the setting of steel pipe cover plate and gusseted steel plate makes top power be evenly distributed on the pier stud cross section, prevents the excessive and stress concentration phenomenon of local compression.
The 3rd, multiple connection measure and ensure node overall operation can be selected according to the actual carrying capacity needs flexibly.The web perforate can guarantee that with rivet the coagulation earth mulch effectively is connected with the inverted T shape beam, and the bolt on gusseted steel plate and the dowel guarantees that the inverted T shape beam effectively is connected with the concrete filled steel tube pier stud.The anchor pole of dowel stretches into the top and the bottom inside concrete simultaneously, makes that concrete connects into integral body up and down.
Description of drawings
Fig. 1 syndeton elevation.
Fig. 2 syndeton plan view.
The specific embodiment
The composition of syndeton of the present invention is mainly by perforate web inverted T shape girder steel 1, rivet 2, and the dowel 3 of band nut, gusseted steel plate 4, steel pipe cover plate 5, concrete bent cap 6, concrete filled steel tube pier stud 7 is formed.Its principal character is following: the one, through welding rivet 2 on the perforate web and the edge of a wing, can guarantee that concrete bent cap 6 effectively is connected with inverted T shape girder steel 1, and perforate layout and rivet arrangement are confirmed according to concrete requirement for bearing capacity.The 2nd, steel pipe cover plate 5 and 7 welding of concrete filled steel tube pier stud; Dowel 3 bolts through the band nut connect the steel pipe cover plate 5 and inverted T shape girder steel 1 edge of a wing; Dowel stretch in the concrete of concrete filled steel tube pier stud 7 with concrete bent cap 6 in, dowel 3 quantity and cover sheet thickness look steel tube concrete knoll size and concrete load bearing requirements is confirmed.The 3rd, three blocks of gusseted steel plates 4 of welding between the steel pipe walls of concrete filled steel tube pier stud 7 and inverted T shape girder steel 1 edge of a wing; Be fan-shaped distribution; Concentrate in the stress of steel pipe 7 contacts site to alleviate girder steel 1 edge of a wing; Strengthen being connected of concrete filled steel tube pier stud 7 and inverted T shape girder steel 1 simultaneously, remedy the deficiency of the welding bearing capacity that might occur between steel pipe cover plate 5 and the concrete filled steel tube pier stud 7.
At first process perforate web inverted T shape beam 1, gusseted steel plate 4, steel pipe cover plate 5 in the factory, and on the inverted T shape beam, weld rivet 2, the following nut and the steel pipe cover plate 5 of dowel 3 of band nut fixed; Cast-in-site concrete filled steel tube pier stud 7, weldable steel cover plate 5 and concrete filled steel tube pier stud 7 connect inverted T shape beam 1 and steel pipe cover plate 5 with dowel 3; Welding gusseted steel plate 4; The fluid concrete bent cap.
Claims (5)
1. the syndeton of concrete filled steel tube pier stud and concrete bent cap; Comprise inverted T shape girder steel (1), concrete bent cap (6); Concrete filled steel tube pier stud (7); Described inverted T shape girder steel (1) is embedded in the lower end of concrete bent cap (6); It is characterized in that: also comprise the dowel (3) of steel pipe cover plate (5), band nut, described steel pipe cover plate (5) welds with the upper end of concrete filled steel tube pier stud (7), and described inverted T shape girder steel (1) frange plate is fixedly connected with steel deck-plate (5) through the dowel (3) of described band nut.
2. the syndeton of concrete filled steel tube pier stud according to claim 1 and concrete bent cap is characterized in that: between the outer wall of steel pipe of described inverted T shape girder steel (1) frange plate lower end and described concrete filled steel tube pier stud (7), be provided with gusseted steel plate (4).
3. the syndeton of concrete filled steel tube pier stud according to claim 2 and concrete bent cap is characterized in that: described gusseted steel plate (4) is six, and symmetry is the fan-shaped both sides that are distributed in concrete filled steel tube pier stud (7).
4. the syndeton of concrete filled steel tube pier stud according to claim 1 and concrete bent cap is characterized in that: the anchor pole two ends of the dowel of described band nut (3) are stretched into concrete bent cap (6) and concrete filled steel tube pier stud (7) inside respectively.
5. the syndeton of concrete filled steel tube pier stud according to claim 1 and concrete bent cap is characterized in that: the web of described inverted T shape girder steel (1) is provided with the hole, on the frange plate of inverted T shape girder steel (1), welds rivet (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101205636A CN101818478B (en) | 2010-03-09 | 2010-03-09 | Connection structure for concrete-filled circular steel tubular pier column and concrete cover beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101205636A CN101818478B (en) | 2010-03-09 | 2010-03-09 | Connection structure for concrete-filled circular steel tubular pier column and concrete cover beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101818478A CN101818478A (en) | 2010-09-01 |
| CN101818478B true CN101818478B (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2010101205636A Expired - Fee Related CN101818478B (en) | 2010-03-09 | 2010-03-09 | Connection structure for concrete-filled circular steel tubular pier column and concrete cover beam |
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| CN (1) | CN101818478B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103147460B (en) * | 2013-03-27 | 2015-07-22 | 郑州市大方实业有限公司 | Integrated prefabricated pier and foundation structure |
| CN103452039B (en) * | 2013-09-13 | 2015-12-16 | 上海市城市建设设计研究总院 | Cast-in-situs type Inverted T beam and bridge pier and Bridge Pier Construction technique thereof |
| CN104404869A (en) * | 2014-11-26 | 2015-03-11 | 天津港航工程有限公司 | Pile column type concrete hollow pile pier structure |
| CN105803925B (en) * | 2016-03-17 | 2017-05-17 | 浙江大学 | Quick connection method for prefabricated steel pipe constraint type steel concrete pier columns and cover beam |
| CN105926427B (en) * | 2016-04-28 | 2018-06-19 | 四川省交通运输厅公路规划勘察设计研究院 | Pier beam transition connecting construction |
| CN106400678A (en) * | 2016-11-10 | 2017-02-15 | 济南轨道交通集团有限公司 | Prefabricated column, pier column structure and construction method |
| CN108374326A (en) * | 2018-03-23 | 2018-08-07 | 浙江省交通规划设计研究院 | A kind of combined rigid structure steel plate girder bridge pier consolidation construction |
| CN108532448A (en) * | 2018-07-04 | 2018-09-14 | 深圳市市政设计研究院有限公司 | A kind of concrete circular stub consolidates connecting structure with girder steel |
| CN109868753B (en) * | 2019-04-18 | 2024-03-12 | 上海市城市建设设计研究总院（集团）有限公司 | Prefabricated assembled pier beam consolidation structure and construction method thereof |
| CN110374259B (en) * | 2019-07-10 | 2021-08-13 | 江苏镇江路桥工程有限公司 | Node-reinforced T-shaped beam steel reinforcement framework and construction process thereof |
| CN110396916A (en) * | 2019-07-11 | 2019-11-01 | 重庆大学 | U-shaped Steel Thin-Wall-prestressed concrete combination bent cap and thin wall steel tube concrete pier stud joint structure and construction technology |
| CN111877142A (en) * | 2020-07-16 | 2020-11-03 | 仲恺农业工程学院 | Assembled bridge pier column structure |
| CN112359709A (en) * | 2020-11-20 | 2021-02-12 | 北方工业大学 | Steel pipe concrete pier stud and bent cap assembled node |
| CN113832834B (en) * | 2021-08-26 | 2023-08-25 | 广州市城建规划设计院有限公司 | Double-wall hollow pier column and steel bridge fixedly connected node and construction method |
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| JP2002097609A (en) * | 2000-09-26 | 2002-04-02 | Ishikawajima Harima Heavy Ind Co Ltd | Aseismatic reinforcing method for steel bridge pier |
| CN1548654A (en) * | 2003-05-12 | 2004-11-24 | 上海市政工程设计研究院 | Wide pier with canopy beam |
| JP2005030119A (en) * | 2003-07-09 | 2005-02-03 | East Japan Railway Co | Stepped-down part aseismatic reinforcing structure of pier |
| CN1963105A (en) * | 2006-12-08 | 2007-05-16 | 北京工业大学 | Profiled steel and steel pipe concrete profiled pile and method for making same |
| CN101476348A (en) * | 2008-12-22 | 2009-07-08 | 大庆石油学院 | Steel pipe concrete segment type coat node and its construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2507939Y (en) * | 2001-09-25 | 2002-08-28 | 张骏华 | Concrete member of prestressed steel pipe |
| CN1560369A (en) * | 2004-03-04 | 2005-01-05 | 河海大学 | Connecting method for rigid joint of steel girdle and concrete bridge pier |
-
2010
- 2010-03-09 CN CN2010101205636A patent/CN101818478B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002097609A (en) * | 2000-09-26 | 2002-04-02 | Ishikawajima Harima Heavy Ind Co Ltd | Aseismatic reinforcing method for steel bridge pier |
| CN1548654A (en) * | 2003-05-12 | 2004-11-24 | 上海市政工程设计研究院 | Wide pier with canopy beam |
| JP2005030119A (en) * | 2003-07-09 | 2005-02-03 | East Japan Railway Co | Stepped-down part aseismatic reinforcing structure of pier |
| CN1963105A (en) * | 2006-12-08 | 2007-05-16 | 北京工业大学 | Profiled steel and steel pipe concrete profiled pile and method for making same |
| CN101476348A (en) * | 2008-12-22 | 2009-07-08 | 大庆石油学院 | Steel pipe concrete segment type coat node and its construction method |
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| Publication number | Publication date |
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| CN101818478A (en) | 2010-09-01 |
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Inventor after: Fu Zhongqiu Inventor after: Ji Bohai Inventor after: Dong Yadong Inventor after: Mo Haifeng Inventor before: Ji Bohai Inventor before: Fu Zhongqiu Inventor before: Dong Yadong Inventor before: Mo Haifeng |
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Free format text: CORRECT: INVENTOR; FROM: JI BOHAI FU ZHONGQIU DONG YADONG MO HAIFENG TO: FU ZHONGQIU JI BOHAI DONG YADONG MO HAIFENG |
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Granted publication date: 20120725 |