CN204919302U - Few main girder structure of wave form steel web - Google Patents
Few main girder structure of wave form steel web Download PDFInfo
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- CN204919302U CN204919302U CN201520654237.1U CN201520654237U CN204919302U CN 204919302 U CN204919302 U CN 204919302U CN 201520654237 U CN201520654237 U CN 201520654237U CN 204919302 U CN204919302 U CN 204919302U
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Abstract
The utility model discloses a few main girder structure of wave form steel web, including a plurality of wave form steel web girders, set up the concrete precast slab on wave form steel web, the concrete precast slab upper berth is equipped with the bridge deck pavement layer. The utility model discloses a wave form steel web integrated configuration, full play the availability factor of steel and concrete material, reduce the concrete quantity, the girder dead weight alleviates, energy -concerving and environment -protective, economic performance is good. Crucial position wave form steel web girder of structure and concrete bridge panel are the batch production, and the concrete bridge panel can reduce the additional stress that the concrete shrinkage was crept and is caused in mill's of prefabrication, is favorable to guaranteeing product quality, and compares the process of having avoided the dismouting template with cast -in -place mode, have reduced on -the -spot wet trade volume, the construction cycle is reduced for the construction progress. The bridge can keep the underbridge road current smoothly in the work progress, can the rapid construction, and little to current traffic influence, social is good. Produce for standardized, the prefabricated metaplasia of 30m -50m wave form steel web PC box girder bridge mill, the site assembly construction provides the basis, has enlarged the application.
Description
Technical field
The utility model relates to steel-concrete combined structure field, is specially the few main beam structure of a kind of Wavelike steel webplate.
Background technology
Along with the acceleration of urbanization process advances, the current transport solution congestion problems not yet of bridge construction, overhead more and more with the construction in overpass bridge at home large-and-medium size cities, bridge construction is still based on coagulation material, and the artificial colligation of form of construction work, cast in situs are main.
Existing bridge construction, have the following disadvantages: one, engineering practice in recent years finds that concrete beam is after operation a period of time, it is more outstanding that the span centre section of beam body continues the disease such as downwarp, cracking in webs problem, and many concrete-bridges just need when reaching far away design life to carry out strengthening reconstruction; Two, cast-in-situ concrete bridge deck are executed man-hour requirement and are arranged template, then poured in place concrete in template, the good integrity of full cast-in-situ concrete bridge deck, easily meet the cross section requirement of various bridge floor, but form work engineering amount and situ wet workload are greatly, speed of application is slow, when template cannot be supported by girder steel completely, also need to arrange full hall landing leg hand cradle, operating expenses is high, larger on the impact of surrounding enviroment.
Because the existing bridge construction cycle is long, existing construction technology major part must be constructed in road occupying, and high, the on-the-spot manual operation amount of the overall energy consumption of particularly traditional rack construction mode is large, comparatively serious to the existing traffic impact in city.
Therefore, build modern bridge, especially urban viaduct, Urban Bridge in the urgent need to a kind of without the need to rack construction, quality is guaranteed, construction speed is fast and handsome in appearance novel bridge structure, be a urgent problem.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, it is simple that the utility model provides a kind of structure, bridge member can carry out factory normalization production, bridge is utilized to assemble prefabricated technology, while the quality ensureing product, accelerate speed of application, reduce environment pollution, reduce existing Coherent traffic noise, realize low carbonization construction, for urban traffic construction guarantor is led to, solved and block up and the few main beam structure of the Wavelike steel webplate of energy-conserving and environment-protective.
The purpose of this utility model is achieved in that
The few main beam structure of Wavelike steel webplate, comprises multiple Wavelike steel webplate girder, is arranged on the concrete prefabricated board 5 on Wavelike steel webplate, concrete prefabricated board 5 is equipped with bridge deck pavement 6;
Described Wavelike steel webplate girder comprises Wavelike steel webplate 1, the top flange steel plate 3 being arranged on the bottom flange steel plate 2 below Wavelike steel webplate 1 and being arranged on above Wavelike steel webplate 1; Described Wavelike steel webplate 1 and being welded to connect respectively between top flange steel plate 3 and bottom flange steel plate 2; Be positioned at the bottom flange steel plate 2 at bearing place for adding steel plate;
Described top flange steel plate 3 is provided with multiple peg group 7, and the peg of composition peg group 7 arranges form of structure for being interrupted;
Described top flange steel plate 3 adopts welding manner to be connected with multiple peg group 7; Described peg group 7 is positioned at reserved notch 8;
Described concrete prefabricated board 5 comprises prefabricated subsection bridge deck 5-1 and precast monolithic concrete slab 5-2;
Described Wavelike steel webplate girder and concrete prefabricated board 5 are linked together by peg group 7 shear connector;
Linked together by cast-in-place the wetting of intersection above top flange steel plate 3 between described prefabricated subsection bridge deck 5-1 is adjacent;
Described precast monolithic concrete slab is provided with reserved notch 8, and the peg group 7 be welded on top flange steel plate 3 is positioned at reserved notch 8;
Adopt welding manner to connect by horizontal girder steel 4 between described Wavelike steel webplate 1 is adjacent, horizontal girder steel longitudinal pitch is 3 ~ 5m.
positive beneficial effect:the utility model adopts Wavelike steel webplate combining structure, has given full play to the service efficiency of steel and concrete material, reduces concrete amount, and alleviate girder deadweight, energy-conserving and environment-protective, economic performance is good.Structural key position Wavelike steel webplate girder and concrete slab are batch production, concrete slab carries out the prefabricated subsidiary stress reducing concrete shrinkage and creep and cause in factory, be conducive to ensureing product quality, and the operation of dismounting template is avoided compared with cast-in-place mode, decrease on-the-spot wet trade amount, shorten construction period, accelerate construction speed.Under bridge can keep bridge in work progress, road passes through smoothly, can rapid construction, and little to existing traffic impact, social benefit is good.The utility model is also 30m-50m Prestressed Concrete Box-Girder Bridges with Corrugated Steel Webs factory normalization, prefabricated production simultaneously, and site assembly construction provides the foundation, and expands application.
Accompanying drawing explanation
Fig. 1 is the few girder bridge cross-sectional structure schematic diagram of the utility model Wavelike steel webplate;
Fig. 2 is the utility model Wavelike steel webplate organigram;
Fig. 3 is the few girder bridge prefabricated subsection bridge deck organigram of the utility model Wavelike steel webplate;
Fig. 4 is the few integral prefabricated bridge deck organigram of girder bridge of the utility model Wavelike steel webplate;
In figure be: Wavelike steel webplate 1, bottom flange steel plate 2, top flange steel plate 3, horizontal girder steel 4,
Concrete prefabricated board 5, prefabricated subsection bridge deck 5-1, precast monolithic concrete slab 5-2,
Bridge deck pavement 6, peg group 7, reserved notch 8.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described further:
The few main beam structure of Wavelike steel webplate, comprises multiple Wavelike steel webplate girder, is arranged on the concrete prefabricated board 5 on Wavelike steel webplate, concrete prefabricated board 5 is equipped with bridge deck pavement 6;
Described Wavelike steel webplate girder comprises Wavelike steel webplate 1, the top flange steel plate 3 being arranged on the bottom flange steel plate 2 below Wavelike steel webplate 1 and being arranged on above Wavelike steel webplate 1; Described Wavelike steel webplate 1 and being welded to connect respectively between top flange steel plate 3 and bottom flange steel plate 2; Be positioned at the bottom flange steel plate 2 at bearing place for adding steel plate;
Described top flange steel plate 3 is provided with multiple peg group 7, and the peg of composition peg group 7 arranges form of structure for being interrupted;
Described top flange steel plate 3 adopts welding manner to be connected with multiple peg group 7; Described peg group 7 is positioned at reserved notch 8;
Described concrete prefabricated board 5 comprises prefabricated subsection bridge deck 5-1 and precast monolithic concrete slab 5-2;
Described Wavelike steel webplate girder and concrete prefabricated board 5 plate are linked together by peg group 7 shear connector;
Linked together by cast-in-place the wetting of intersection above top flange steel plate 3 between described prefabricated subsection bridge deck 5-1 is adjacent;
Described precast monolithic concrete slab is provided with reserved notch 8, and the peg group 7 be welded on top flange steel plate 3 is positioned at reserved notch 8;
Adopt welding manner to connect by horizontal girder steel 4 between described Wavelike steel webplate girder is adjacent, horizontal girder steel longitudinal pitch is 3 ~ 5m.
embodiment 1
The few girder bridge prefabricated subsection bridge deck structure of Wavelike steel webplate, comprises multiple Wavelike steel webplate girder, is arranged on the prefabricated subsection bridge deck 5-1 on Wavelike steel webplate, prefabricated subsection bridge deck 5-1 is equipped with bridge deck pavement 6;
Described Wavelike steel webplate girder comprises Wavelike steel webplate 1, the top flange steel plate 3 being arranged on the bottom flange steel plate 2 below Wavelike steel webplate 1 and being arranged on above Wavelike steel webplate 1; Described Wavelike steel webplate 1 and being welded to connect respectively between top flange steel plate 3 and bottom flange steel plate 2; Be positioned at the bottom flange steel plate 2 at bearing place for adding steel plate;
Described top flange steel plate 3 is provided with multiple peg group 7, and the peg of composition peg group 7 arranges form of structure for being interrupted; Described top flange steel plate 3 adopts welding manner to be connected with multiple peg group 7; Linked together by cast-in-place the wetting of intersection above top flange steel plate 3 between described prefabricated subsection bridge deck 5-1 is adjacent; Welding manner is adopted to connect by horizontal girder steel 4 between described Wavelike steel webplate girder is adjacent, horizontal girder steel longitudinal pitch is 3 ~ 5m, adjacent prefabricated subsection bridge deck 5-1 between two joint dew has " beard muscle ", and seam crossing is provided with distributing bar, to ensure the globality of bridge deck.
embodiment 2
The integral prefabricated bridge deck structure of the few girder bridge of Wavelike steel webplate, comprises multiple Wavelike steel webplate girder, is arranged on the precast monolithic concrete slab 5-2 on Wavelike steel webplate, precast monolithic concrete slab 5-2 is equipped with bridge deck pavement 6;
Described Wavelike steel webplate girder comprises Wavelike steel webplate 1, the top flange steel plate 3 being arranged on the bottom flange steel plate 2 below Wavelike steel webplate 1 and being arranged on above Wavelike steel webplate 1; Described Wavelike steel webplate 1 and being welded to connect respectively between top flange steel plate 3 and bottom flange steel plate 2; Be positioned at the bottom flange steel plate 2 at bearing place for adding steel plate;
Described top flange steel plate 3 is provided with multiple peg group 7, and the peg of composition peg group 7 arranges form of structure for being interrupted; Described top flange steel plate 3 adopts welding manner to be connected with multiple peg group 7; Described peg group 7 is positioned at reserved notch 8; Described Wavelike steel webplate girder and precast monolithic concrete slab 5-2 by peg group shear connector and concreting link together; Described precast monolithic concrete slab is provided with reserved notch 8, and the peg group 7 be welded on top flange steel plate 3 is positioned at reserved notch 8; Adopt welding manner to connect by horizontal girder steel 4 between described Wavelike steel webplate girder is adjacent, horizontal girder steel longitudinal pitch is 3 ~ 5m.
The utility model adopts Wavelike steel webplate combining structure, has given full play to the service efficiency of steel and concrete material, reduces concrete amount, and alleviate girder deadweight, energy-conserving and environment-protective, economic performance is good.Structural key position Wavelike steel webplate girder and concrete slab are batch production, concrete slab carries out the prefabricated subsidiary stress reducing concrete shrinkage and creep and cause in factory, be conducive to ensureing product quality, and the operation of dismounting template is avoided compared with cast-in-place mode, decrease on-the-spot wet trade amount, shorten construction period, accelerate construction speed.Under bridge can keep bridge in work progress, road passes through smoothly, can rapid construction, and little to existing traffic impact, social benefit is good.For 30m-50m Prestressed Concrete Box-Girder Bridges with Corrugated Steel Webs factory normalization, prefabricated production, site assembly construction provides the foundation, and expands application.
Above embodiment is only for illustration of the preferred embodiment of the present invention; but the present invention is not limited to above-mentioned embodiment; in the ken that described exercising ordinary skill possesses; the any amendment done within the spirit and principles in the present invention, equivalent to substitute and improvement etc., it all should be encompassed within the technical scheme scope of request of the present invention protection.
Claims (9)
1. the few main beam structure of Wavelike steel webplate, is characterized in that: comprise multiple Wavelike steel webplate girder, is arranged on the concrete prefabricated board (5) on Wavelike steel webplate, concrete prefabricated board (5) is equipped with bridge deck pavement (6).
2. the few main beam structure of Wavelike steel webplate according to claim 1, it is characterized in that: described Wavelike steel webplate girder comprises Wavelike steel webplate (1), be arranged on the bottom flange steel plate (2) of Wavelike steel webplate (1) below and be arranged on the top flange steel plate (3) of Wavelike steel webplate (1) top; Described Wavelike steel webplate (1) and being welded to connect respectively between top flange steel plate (3) and bottom flange steel plate (2); Be positioned at the bottom flange steel plate (2) at bearing place for adding steel plate.
3. the few main beam structure of Wavelike steel webplate according to claim 2, is characterized in that: described top flange steel plate (3) is provided with multiple peg group (7), and the peg of composition peg group (7) arranges form of structure for being interrupted.
4. the few main beam structure of the Wavelike steel webplate according to Claims 2 or 3, is characterized in that: described top flange steel plate (3) adopts welding manner to be connected with multiple peg group (7); Described peg group (7) is positioned at reserved notch (8).
5. the few main beam structure of Wavelike steel webplate according to claim 1, is characterized in that: described concrete prefabricated board (5) comprises prefabricated subsection bridge deck (5-1) and precast monolithic concrete slab (5-2).
6. the few main beam structure of Wavelike steel webplate according to claim 2, is characterized in that: described Wavelike steel webplate girder and concrete prefabricated board (5) are linked together by peg group shear connector.
7. the few main beam structure of Wavelike steel webplate according to claim 5, is characterized in that: by linking together in the cast-in-situ concrete of top flange steel plate (3) top intersection between described prefabricated subsection bridge deck (5-1) are adjacent.
8. the few main beam structure of Wavelike steel webplate according to claim 5, it is characterized in that: described precast monolithic concrete slab is provided with reserved notch (8), the peg group (7) be welded on top flange steel plate (3) is positioned at reserved notch (8).
9. the few main beam structure of Wavelike steel webplate according to claim 1, is characterized in that: adopt welding manner to connect by horizontal girder steel (4) between described Wavelike steel webplate girder is adjacent, horizontal girder steel longitudinal pitch is 3 ~ 5m.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520654237.1U CN204919302U (en) | 2015-08-27 | 2015-08-27 | Few main girder structure of wave form steel web |
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| CN201520654237.1U CN204919302U (en) | 2015-08-27 | 2015-08-27 | Few main girder structure of wave form steel web |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133486A (en) * | 2015-08-27 | 2015-12-09 | 河南大建桥梁钢构股份有限公司 | Corrugated steel web few-main-beam structure |
| CN106544955A (en) * | 2016-11-05 | 2017-03-29 | 魏夫男 | A kind of bridge prefabricated bridge |
| CN107366222A (en) * | 2017-06-16 | 2017-11-21 | 合肥工业大学 | A kind of packaged type overpass of quick-assembling |
| CN107700339A (en) * | 2017-11-09 | 2018-02-16 | 东南大学 | A kind of corrugated sheet steel box beam |
| CN109137757A (en) * | 2018-11-07 | 2019-01-04 | 深圳市市政设计研究院有限公司 | A kind of anti-buckling structure of large span box girder with corrugated steel webs and construction method |
| CN109235235A (en) * | 2018-11-19 | 2019-01-18 | 绍兴文理学院 | A kind of steel reinforced concrete combined bridge bridge floor continuously locates the longitudinally connected method of girder |
-
2015
- 2015-08-27 CN CN201520654237.1U patent/CN204919302U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133486A (en) * | 2015-08-27 | 2015-12-09 | 河南大建桥梁钢构股份有限公司 | Corrugated steel web few-main-beam structure |
| CN106544955A (en) * | 2016-11-05 | 2017-03-29 | 魏夫男 | A kind of bridge prefabricated bridge |
| CN106544955B (en) * | 2016-11-05 | 2018-03-16 | 新昌县勤勉贸易有限公司 | A kind of bridge prefabricated bridge |
| CN107366222A (en) * | 2017-06-16 | 2017-11-21 | 合肥工业大学 | A kind of packaged type overpass of quick-assembling |
| CN107700339A (en) * | 2017-11-09 | 2018-02-16 | 东南大学 | A kind of corrugated sheet steel box beam |
| CN107700339B (en) * | 2017-11-09 | 2023-07-25 | 东南大学 | Wave-shaped steel plate box girder |
| CN109137757A (en) * | 2018-11-07 | 2019-01-04 | 深圳市市政设计研究院有限公司 | A kind of anti-buckling structure of large span box girder with corrugated steel webs and construction method |
| CN109137757B (en) * | 2018-11-07 | 2023-09-12 | 深圳市市政设计研究院有限公司 | Large-span corrugated steel web box girder buckling restrained structure and construction method |
| CN109235235A (en) * | 2018-11-19 | 2019-01-18 | 绍兴文理学院 | A kind of steel reinforced concrete combined bridge bridge floor continuously locates the longitudinally connected method of girder |
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