CN103243638A - Bridge space radioactive concrete-filled steel tube bridge pier and construction method thereof - Google Patents
Bridge space radioactive concrete-filled steel tube bridge pier and construction method thereof Download PDFInfo
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- CN103243638A CN103243638A CN2013101563748A CN201310156374A CN103243638A CN 103243638 A CN103243638 A CN 103243638A CN 2013101563748 A CN2013101563748 A CN 2013101563748A CN 201310156374 A CN201310156374 A CN 201310156374A CN 103243638 A CN103243638 A CN 103243638A
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- 239000004567 concrete Substances 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 26
- 239000010959 steel Substances 0.000 title claims abstract description 26
- 238000010276 construction Methods 0.000 title claims abstract description 11
- 230000002285 radioactive effect Effects 0.000 title abstract 3
- 239000003351 stiffener Substances 0.000 claims description 34
- 238000003466 welding Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 8
- 210000001015 abdomen Anatomy 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000002929 anti-fatigue Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Abstract
A bridge space radioactive concrete-filled steel tube bridge pier comprises a flange, a plurality of bridge pier bottom stiffening plates, four bridge pier support beams, six tie beam stiffening plates, four pier top anchor plates and a plurality of tie beam stiffening plates. Four mounting positions in even distribution along the circumferential direction are reserved on the top surface of the flange; bottom walls of the four bridge pier support beams are mounted at the four mounting positions on the flange respectively; a tapered space is formed by encircling of the four bridge pier support beams, and the cross section of the tapered space is decreased gradually from top to bottom; one pier top anchor plate is mounted on the top wall of each bridge pier support beam; and a plurality of anchor bolt preformed holes in even distribution are reserved on each pier top anchor plate. A pile foundation of the bridge pier is centralized blow a bearing platform, and occupied urban space is small. Formwork-free pouring of bridge pier concrete pouring is achieved, and the bridge pier is convenient and efficient to construct, safe and rapid, excellent in structural behavior of rod pieces, higher in rigidity of a main beam, good in stability and the like. The invention further relates to a construction method of the bridge space radioactive concrete-filled steel tube bridge pier.
Description
Technical field
The present invention relates to a kind of bridge space radioactivity concrete pier of steel tube and construction method thereof.
Background technology
Traditional Reinforced Concrete Bridge have draw materials easily, rationally with material, durability and refractoriness are good, cost is lower, be difficult for corrosion, advantages such as maintenance cost is few, but exist dead load to produce greatly, easily that crack, crack resistance are poor, the shortcoming of heat-and sound-insulating weak effect.It is big that reinforced concrete bridge pier takies the urban space in the landform of the many cars of complexity, and constructional difficulties, long construction period, span ability are limited.
Present bridge field, especially purlin and the pier in steel purlin abdomen field are generally separate type, and middle stressed by the base plate transmission, the problem that this mode exists is as follows: 1, bottom slab stress is indeterminate between purlin and the pier, power transmission complexity, stress raisers; 2, the concrete slab shear-carrying capacity is little between purlin-pier, and anti-fatigue performance is poor; 3, integral rigidity is relatively poor.
Summary of the invention
At the deficiencies in the prior art, purpose of the present invention is intended to provide a kind of bridge space radioactivity concrete pier of steel tube and construction method thereof, and is stressed even, good stability, and shear-carrying capacity is big, and anti-fatigue performance is good, the integral rigidity height.
For achieving the above object, the present invention adopts following technical scheme:
A kind of bridge space radioactivity concrete pier of steel tube, it comprises stiffener at the bottom of a flange, the some bridge piers, four bridge pier brace summers, six contact beam stiffeners, four pier top anchor slabs and some contact beam stiffeners;
The end face of flange is provided with four equally distributed installation positions along the circumferential direction; The diapire of four bridge pier brace summers is installed on respectively on four installation positions on the flange; Four bridge pier brace summers surround a cone space, and the cross section of this cone space diminishes from top to bottom gradually;
The roof of each bridge pier brace summer is equipped with pier top anchor slab, and each pier top anchor slab is offered some equally distributed crab-bolt preformed holes.
Stiffener at the bottom of the some evenly distributed bridge piers along the circumferential direction of welding between the lower end of each bridge pier brace summer and the end face of flange.
Welding one contact beam stiffener between the upper end of two whenever adjacent bridge pier brace summers, welding one contact beam stiffener between the upper end of cornerwise per two bridge pier brace summers, six contact the beam stiffeners all is positioned on the same horizontal plane; The upper end of each bridge pier brace summer and contact and be welded with at least two between the beam stiffener and contact the beam stiffener.
Built concrete in each bridge pier brace summer.
A kind of bridge space radioactivity concrete pier of steel tube construction method, it may further comprise the steps:
Steps A: establish four equally distributed installation positions along the circumferential direction at the end face of flange;
Step B: the diapire of four bridge pier brace summers is installed on respectively on four installation positions on the flange; Four bridge pier brace summers surround a cone space, and the cross section of this cone space diminishes from top to bottom gradually;
Step C: stiffener at the bottom of the some evenly distributed bridge piers along the circumferential direction of welding between the end face of the lower end of each bridge pier brace summer and flange;
Step D: welding one contact beam stiffener between the upper end of two whenever adjacent bridge pier brace summers, at the one contact beam stiffener of welding between the upper end of cornerwise per two bridge pier brace summers; Six contact beam stiffeners all are positioned on the same horizontal plane;
Step e: in the upper end of each bridge pier brace summer and contact that welding at least two contacts the beam stiffener between the beam stiffener;
Step F: concreting in each bridge pier brace summer;
Step G: the roof at each bridge pier brace summer is equipped with pier top anchor slab, offers some equally distributed crab-bolt preformed holes at each pier top anchor slab;
Step H: the lower end of steel purlin abdomen is welded on the anchor slab of pier top, makes steel purlin abdomen and corresponding bridge pier brace summer coaxial line, pier top stiffener is being installed between pier top anchor slab and the bridge pier brace summer and between pier top anchor slab and steel purlin abdomen;
Step I: build underplate concrete.
Beneficial effect of the present invention is as follows:
The pile foundation of foregoing invention concentrates on cushion cap below, a place, and it is little to take the urban space, saves urban land, and the minimizing pipeline moves and changes, and construction safety is quick.Build the no template of bridge pier concrete realization and build, accurate positioning, easy construction is efficient, and is safe and efficient.Radioactivity concrete pier of steel tube each rod member stress performance in space is superior, has improved rigidity, good stability of girder etc.In addition, node of the present invention is monolithic, and integral rigidity is good, and is stressed even, the problem that does not have stress to concentrate.PBL key shear-carrying capacity is big, and anti-fatigue performance is good.Moulding is succinctly attractive in appearance.Moreover, steel purlin abdomen and corresponding bridge pier brace summer coaxial line, thus the support force that makes the bridge pier brace summer produce all acts on the corresponding steel purlin abdomen, improves the steadiness of bridge node, optimizes stressed distribution.
Description of drawings
Fig. 1 is the stereogram of the preferred embodiments of bridge of the present invention space radioactivity concrete pier of steel tube.
Fig. 2 is the vertical view of the bridge space radioactivity concrete pier of steel tube of Fig. 1.
Fig. 3 is the elevation of the bridge space radioactivity concrete pier of steel tube of Fig. 1.
Fig. 4 is applied to the schematic diagram that node is built for the bridge space radioactivity concrete pier of steel tube of Fig. 1.
Fig. 5 is the enlarged drawing of II part among Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the present invention is described further:
See also Fig. 1 to Fig. 5, the present invention relates to a kind of bridge space radioactivity concrete pier of steel tube, its preferred embodiments comprises stiffener 3 at the bottom of a flange 1, the some bridge piers, four bridge pier brace summers 2, six contact beam stiffeners 4, four pier top anchor slabs 5 and some contact beam stiffeners 6.
The end face of flange 1 is provided with four equally distributed installation positions along the circumferential direction.
The diapire of four bridge pier brace summers 2 is installed on respectively on four installation positions on the flange 1, stiffener 3 at the bottom of the some evenly distributed bridge piers along the circumferential direction of welding between the end face of the lower end of each bridge pier brace summer 2 and flange 1.Four bridge pier brace summers 2 surround a cone space, and the cross section of this cone space diminishes from top to bottom gradually.
Welding one contact beam stiffener 4 between the upper end of two whenever adjacent bridge pier brace summers 2 contacts beam stiffeners 4 at the one contact beam stiffener 4, six of welding between the upper end of cornerwise per two bridge pier brace summers 2 and all is positioned on the same horizontal plane.The upper end of each bridge pier brace summer 2 and contact and be welded with at least two between the beam stiffener 4 and contact beam stiffener 6.Built concrete in each bridge pier brace summer 2.
The roof of each bridge pier brace summer 2 is equipped with pier top anchor slab 5, and each pier top anchor slab 5 is offered some equally distributed crab-bolt preformed holes 7, is installed on the base plate of girder to make things convenient for pier top anchor slab 5.
The invention still further relates to a kind of bridge space radioactivity concrete pier of steel tube construction method, it may further comprise the steps:
Steps A: establish four equally distributed installation positions along the circumferential direction at the end face of flange 1.
Step B: the diapire of four bridge pier brace summers 2 is installed on respectively on four installation positions on the flange 1; Four bridge pier brace summers 2 surround a cone space, and the cross section of this cone space diminishes from top to bottom gradually.
Step C: stiffener 3 at the bottom of the some evenly distributed bridge piers along the circumferential direction of welding between the end face of the lower end of each bridge pier brace summer 2 and flange 1.
Step D: welding one contact beam stiffener 4 between the upper end of two whenever adjacent bridge pier brace summers 2, at the one contact beam stiffener 4 of welding between the upper end of cornerwise per two bridge pier brace summers 2; Six contact beam stiffeners 4 all are positioned on the same horizontal plane
Step e: in the upper end of each bridge pier brace summer 2 and contact that welding at least two contacts beam stiffener 6 between the beam stiffener 4.
Step F: concreting in each bridge pier brace summer 2.
Step G: at the roof of each bridge pier brace summer 2 pier top anchor slab 5 is installed, is offered some equally distributed crab-bolt preformed holes 7 at each pier top anchor slab 5.
Step H: the lower end of steel purlin abdomen 8 is welded on the pier top anchor slab 5, make steel purlin abdomen 8 and corresponding bridge pier brace summer 2 coaxial lines, thereby the support force that makes bridge pier brace summer 2 produce all acts on the corresponding steel purlin abdomen 8, improves the steadiness of bridge node, optimizes stressed distribution.Pier top stiffener 11 is being installed between pier top anchor slab 5 and the bridge pier brace summer 2 and between pier top anchor slab 5 and steel purlin abdomen 8.
Step I: build underplate concrete 10, so that strong bonded between pier top anchor slab 5 and the steel purlin abdomen 8.
The pile foundation of foregoing invention concentrates on cushion cap below, a place, and it is little to take the urban space, saves urban land, and the minimizing pipeline moves and changes, and construction safety is quick.Build the no template of bridge pier concrete realization and build, accurate positioning, easy construction is efficient, and is safe and efficient.Radioactivity concrete pier of steel tube each rod member stress performance in space is superior, has improved rigidity, good stability of girder etc.In addition, node of the present invention is monolithic, and integral rigidity is good, and is stressed even, the problem that does not have stress to concentrate.PBL key shear-carrying capacity is big, and anti-fatigue performance is good.Moulding is succinctly attractive in appearance.Moreover, steel purlin abdomen 8 and corresponding bridge pier brace summer 2 coaxial lines, thus the support force that makes bridge pier brace summer 2 produce all acts on the corresponding steel purlin abdomen 8, improves the steadiness of bridge node, optimizes stressed distribution.
For a person skilled in the art, can make other various corresponding changes and distortion according to technical scheme described above and design, and these all changes and distortion should belong within the protection domain of claim of the present invention all.
Claims (5)
1. bridge space radioactivity concrete pier of steel tube is characterized in that: it comprises stiffener at the bottom of a flange, the some bridge piers, four bridge pier brace summers, six contact beam stiffeners, four pier top anchor slabs and some contact beam stiffeners;
The end face of flange is provided with four equally distributed installation positions along the circumferential direction; The diapire of four bridge pier brace summers is installed on respectively on four installation positions on the flange; Four bridge pier brace summers surround a cone space, and the cross section of this cone space diminishes from top to bottom gradually;
The roof of each bridge pier brace summer is equipped with pier top anchor slab, and each pier top anchor slab is offered some equally distributed crab-bolt preformed holes.
2. bridge as claimed in claim 1 space radioactivity concrete pier of steel tube is characterized in that: stiffener at the bottom of the some evenly distributed bridge piers along the circumferential direction of welding between the lower end of each bridge pier brace summer and the end face of flange.
3. bridge as claimed in claim 1 space radioactivity concrete pier of steel tube, it is characterized in that: welding one contact beam stiffener between the upper end of two whenever adjacent bridge pier brace summers, welding one contact beam stiffener between the upper end of cornerwise per two bridge pier brace summers, six contact beam stiffeners all are positioned on the same horizontal plane; The upper end of each bridge pier brace summer and contact and be welded with at least two between the beam stiffener and contact the beam stiffener.
4. as each described bridge space radioactivity concrete pier of steel tube in the claim 1 to 3, it is characterized in that: built concrete in each bridge pier brace summer.
5. bridge space radioactivity concrete pier of steel tube construction method, it is characterized in that: it may further comprise the steps:
Steps A: establish four equally distributed installation positions along the circumferential direction at the end face of flange;
Step B: the diapire of four bridge pier brace summers is installed on respectively on four installation positions on the flange; Four bridge pier brace summers surround a cone space, and the cross section of this cone space diminishes from top to bottom gradually;
Step C: stiffener at the bottom of the some evenly distributed bridge piers along the circumferential direction of welding between the end face of the lower end of each bridge pier brace summer and flange;
Step D: welding one contact beam stiffener between the upper end of two whenever adjacent bridge pier brace summers, at the one contact beam stiffener of welding between the upper end of cornerwise per two bridge pier brace summers; Six contact beam stiffeners all are positioned on the same horizontal plane;
Step e: in the upper end of each bridge pier brace summer and contact that welding at least two contacts the beam stiffener between the beam stiffener;
Step F: concreting in each bridge pier brace summer;
Step G: at the roof of each bridge pier brace summer pier top anchor slab is installed, is offered some equally distributed crab-bolt preformed holes at each pier top anchor slab;
Step H: the lower end of steel purlin abdomen is welded on the anchor slab of pier top, makes steel purlin abdomen and corresponding bridge pier brace summer coaxial line, pier top stiffener is being installed between pier top anchor slab and the bridge pier brace summer and between pier top anchor slab and steel purlin abdomen;
Step I: build underplate concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310156374.8A CN103243638B (en) | 2013-04-28 | 2013-04-28 | Bridge space radioactive concrete-filled steel tube bridge pier and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310156374.8A CN103243638B (en) | 2013-04-28 | 2013-04-28 | Bridge space radioactive concrete-filled steel tube bridge pier and construction method thereof |
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| CN103243638A true CN103243638A (en) | 2013-08-14 |
| CN103243638B CN103243638B (en) | 2015-05-20 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104278621A (en) * | 2014-10-20 | 2015-01-14 | 广西交通科学研究院 | Splice mounting type recycled concrete-filled steel tube Y-shaped bridge pier |
| CN104929316A (en) * | 2015-06-19 | 2015-09-23 | 重庆中设工程设计股份有限公司 | Cement concrete support column and construction method thereof |
| CN105780639A (en) * | 2014-12-15 | 2016-07-20 | 任丘市永基建筑安装工程有限公司 | Connection method for deck supporting parts of urban steel arc bridge |
| CN106758788A (en) * | 2016-12-26 | 2017-05-31 | 广东省交通规划设计研究院股份有限公司 | A kind of spandrel frame bridge pier |
| CN109518593A (en) * | 2018-11-14 | 2019-03-26 | 安徽省交通规划设计研究总院股份有限公司 | Assembly concrete-filled steel tube lattice pier |
| CN113585051A (en) * | 2020-04-30 | 2021-11-02 | 比亚迪股份有限公司 | Bridge pier and manufacturing method thereof |
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2013
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104278621A (en) * | 2014-10-20 | 2015-01-14 | 广西交通科学研究院 | Splice mounting type recycled concrete-filled steel tube Y-shaped bridge pier |
| CN105780639A (en) * | 2014-12-15 | 2016-07-20 | 任丘市永基建筑安装工程有限公司 | Connection method for deck supporting parts of urban steel arc bridge |
| CN104929316A (en) * | 2015-06-19 | 2015-09-23 | 重庆中设工程设计股份有限公司 | Cement concrete support column and construction method thereof |
| CN104929316B (en) * | 2015-06-19 | 2017-03-08 | 重庆中设工程设计股份有限公司 | A kind of cement concrete pillar and its construction method |
| CN106758788A (en) * | 2016-12-26 | 2017-05-31 | 广东省交通规划设计研究院股份有限公司 | A kind of spandrel frame bridge pier |
| CN106758788B (en) * | 2016-12-26 | 2019-05-03 | 广东省交通规划设计研究院股份有限公司 | A kind of spandrel frame bridge pier |
| CN109518593A (en) * | 2018-11-14 | 2019-03-26 | 安徽省交通规划设计研究总院股份有限公司 | Assembly concrete-filled steel tube lattice pier |
| CN113585051A (en) * | 2020-04-30 | 2021-11-02 | 比亚迪股份有限公司 | Bridge pier and manufacturing method thereof |
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| Publication number | Publication date |
|---|---|
| CN103243638B (en) | 2015-05-20 |
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Inventor after: Li Yong Inventor after: Cao Luojin Inventor after: Liu Nianqin Inventor after: Huang Linchong Inventor after: Zhou Jinyu Inventor after: Wang Xu Inventor before: Li Yong Inventor before: Liu Nianqin Inventor before: Peng Yuefei Inventor before: Li Min Inventor before: Li Hai Inventor before: Shi Ming |
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Effective date of registration: 20170613 Address after: 518036 Guangdong city of Shenzhen province Futian District Meihua Road, building 105, 10 layers of technology from room 1004 (only office) Co-patentee after: Zhaoqing Bridge Design & Research Institute Co.,Ltd. Patentee after: SHENZHEN QIAOBO DESIGN & RESEARCH INSTITUTE Co.,Ltd. Address before: 518036 Guangdong city of Shenzhen province Futian District Meihua road Duoli Technology Building Room 1003 Patentee before: Li Yong |
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Effective date of registration: 20240612 Address after: 518060 No. 3688 Nanhai Road, Shenzhen, Guangdong, Nanshan District Patentee after: SHENZHEN University Country or region after: China Patentee after: SHENZHEN QIAOBO DESIGN & RESEARCH INSTITUTE Co.,Ltd. Address before: 518036 Shenzhen, Futian District, Guangdong, Mei Hua Road, 105, 10 floor, 105 floor, science and Technology Office (office only) Patentee before: SHENZHEN QIAOBO DESIGN & RESEARCH INSTITUTE Co.,Ltd. Country or region before: China Patentee before: Zhaoqing Bridge Design & Research Institute Co.,Ltd. |