CN213013856U - Steel web member combination beam bridge structure suitable for cantilever construction - Google Patents
Steel web member combination beam bridge structure suitable for cantilever construction Download PDFInfo
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- CN213013856U CN213013856U CN202020673292.6U CN202020673292U CN213013856U CN 213013856 U CN213013856 U CN 213013856U CN 202020673292 U CN202020673292 U CN 202020673292U CN 213013856 U CN213013856 U CN 213013856U
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Abstract
The utility model relates to a steel web member composite beam bridge structure suitable for cantilever construction, which comprises a concrete top plate and a concrete bottom plate which are arranged up and down, wherein longitudinal trusses are arranged on two sides between the concrete top plate and the concrete bottom plate; the end parts of the steel web members in the truss are connected to the gusset plates pre-buried in the concrete top plate or the concrete bottom plate, and the longitudinal front and rear adjacent gusset plates are connected through longitudinal chain rods pre-buried in the concrete top plate or the concrete bottom plate. The utility model discloses a connection structure between the gusset plate is in order to be applicable to the cantilever construction of steel web member combination beam bridge, for traditional cast-in-place box girder bridge, can adapt to different construction conditions in a flexible way, and connection structure can the cantilever construction festival section of accurate location steel web member combination beam bridge, and construction quality can promote to the appearance is pleasing to the eye, has apparent economic benefits, has wide application prospect in the bridge field.
Description
Technical Field
The utility model belongs to the technical field of bridge engineering construction, concretely relates to steel web member combination beam bridge structure suitable for cantilever construction.
Background
Compared with the traditional prestressed concrete box girder bridge, the steel web member combined girder bridge has the advantages that the structural dead weight is reduced, the web is in a steel truss type, certain visual permeability is realized, and the steel web member combined girder bridge can be applied to bridge sites with higher landscape requirements. The top plate and the bottom plate of the steel web member combined beam bridge are made of concrete slabs and have driving and walking conditions, and compared with a traditional box beam bridge with the same width, the steel web member combined beam bridge has multiple passing functions and has good advantages for nearby cities or limited bridge sites in bridge building space.
The existing steel web member combined beam bridge is constructed by cast-in-place of a support, and a newly-built bridge does not have the condition of cast-in-place of the support when aiming at an area with higher landscape requirements or needing to span the existing road and buildings.
Aiming at the problems, the cantilever construction steel web member combined beam bridge can simultaneously meet the requirements of landscape, functions and construction. Therefore, the research on the cantilever construction structure of the steel web member combined beam bridge is a problem to be solved urgently.
Disclosure of Invention
The utility model aims at providing a steel web member combination beam bridge structure suitable for cantilever construction satisfies the requirement of view, function and construction simultaneously.
The utility model discloses the technical scheme who adopts does:
the utility model provides a steel web member combination beam bridge structure suitable for cantilever construction which characterized in that:
the structure comprises a concrete top plate and a concrete bottom plate which are arranged up and down, and longitudinal trusses are arranged on two sides between the concrete top plate and the concrete bottom plate;
the end parts of the steel web members in the truss are connected to the gusset plates pre-buried in the concrete top plate or the concrete bottom plate, and the longitudinal front and rear adjacent gusset plates are connected through longitudinal chain rods pre-buried in the concrete top plate or the concrete bottom plate.
The gusset plate parts are pre-embedded in the concrete top plate or the concrete bottom plate and are arranged in a vertically staggered mode, and the end parts of the steel web members are fixed to the exposed parts of the gusset plates to form triangular units.
The front end and the rear end of the gusset plate are provided with connecting plates, and the front end and the rear end of the chain rod are fixed on the connecting plates through connecting pieces.
The connecting holes are formed in the connecting plate, the corresponding connecting holes are formed in the front end and the rear end of the chain rod, the connecting piece is a bolt or an anchor bolt, and the front end and the rear end of the chain rod are fixed to the connecting plate through the connecting piece.
The connecting holes on the connecting plate and the connecting holes on the chain rods are longitudinal long round holes.
The chain rod is a section steel or a square steel pipe.
The steel web ends are connected to the gusset plate by welding or bolting.
The utility model has the advantages of it is following:
the utility model discloses a connection structure between the gusset plate is in order to be applicable to the cantilever construction of steel web member combination beam bridge, for traditional cast-in-place box girder bridge, can adapt to different construction conditions in a flexible way, and connection structure can the cantilever construction festival section of accurate location steel web member combination beam bridge, and construction quality can promote to the appearance is pleasing to the eye, has apparent economic benefits, has wide application prospect in the bridge field.
Drawings
Fig. 1 is a schematic view of the vertical structure along the length direction of the beam.
Fig. 2 is a schematic cross-sectional structure of the present invention.
Fig. 3 is a schematic view of a cantilever construction connection structure.
Fig. 4 is a detailed structural view of the cantilever construction connection structure.
In the figure: 1-concrete top plate, 2-node plate, 3-connecting plate, 4-chain rod, 5-concrete bottom plate, 6-steel web member, 7-connecting piece and 8-connecting hole.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The utility model relates to a steel web member combination beam bridge structure suitable for cantilever construction, the structure comprises a concrete top plate 1 and a concrete bottom plate 5 which are arranged up and down, and longitudinal trusses are arranged on two sides between the concrete top plate 1 and the concrete bottom plate 5 and are symmetrically arranged along a central line; the end parts of the steel web members 6 in the truss are connected to the node plates 2 pre-embedded in the concrete top plate 1 or the concrete bottom plate 5, the longitudinal front and back adjacent node plates 2 are connected through longitudinal chain rods 4 pre-embedded in the concrete top plate 1 or the concrete bottom plate 5, and the chain rods 4 are section steel or square steel pipes.
The gusset plate 2 is partially pre-embedded in the concrete top plate 1 or the concrete bottom plate 5 and is arranged in a vertically staggered manner, and the end part of the steel web member 6 is fixed to the exposed part of the gusset plate 2 to form a triangular unit. The ends of the steel web members 6 are connected to the gusset plate 2 by welding or bolting.
Connecting plates 3 are arranged at the front end and the rear end of the gusset plate 2, and the front end and the rear end of the chain rod 4 are fixed on the connecting plates 3 through connecting pieces 7. Connecting hole 8 has been seted up on connecting plate 3, and both ends all are provided with corresponding connecting hole 8 around chain pole 4, and connecting piece 7 is bolt or crab-bolt, and both ends are fixed to connecting plate 3 through connecting piece 7 around chain pole 4. The connecting holes 8 on the connecting plate 3 and the connecting holes 8 on the chain rods 4 are longitudinal long round holes, so that distance adjustment is realized.
The content of the present invention is not limited to the examples, and any equivalent transformation adopted by the technical solution of the present invention is covered by the claims of the present invention by those skilled in the art through reading the present invention.
Claims (7)
1. The utility model provides a steel web member combination beam bridge structure suitable for cantilever construction which characterized in that:
the structure comprises a concrete top plate (1) and a concrete bottom plate (5) which are arranged up and down, and longitudinal trusses are arranged on two sides between the concrete top plate (1) and the concrete bottom plate (5);
the end parts of steel web members (6) in the truss are connected to gusset plates (2) embedded in a concrete top plate (1) or a concrete bottom plate (5), and longitudinal chain rods (4) embedded in the concrete top plate (1) or the concrete bottom plate (5) are connected between longitudinally front and rear adjacent gusset plates (2).
2. The steel web member composite beam bridge structure suitable for cantilever construction as claimed in claim 1, wherein:
the gusset plate (2) is partially pre-buried in the concrete top plate (1) or the concrete bottom plate (5) and is arranged in a vertically staggered manner, and the end part of the steel web member (6) is fixed to the exposed part of the gusset plate (2) to form a triangular unit.
3. The steel web member composite beam bridge structure suitable for cantilever construction as claimed in claim 2, wherein:
connecting plates (3) are arranged at the front end and the rear end of the gusset plate (2), and the front end and the rear end of the chain rod (4) are fixed on the connecting plates (3) through connecting pieces (7).
4. The steel web member composite beam bridge structure suitable for cantilever construction as claimed in claim 3, wherein:
connecting holes (8) are formed in the connecting plate (3), corresponding connecting holes (8) are formed in the front end and the rear end of the chain rod (4), and the connecting piece (7) is a bolt or an anchor bolt.
5. The steel web member composite beam bridge structure suitable for cantilever construction as claimed in claim 4, wherein:
the connecting holes (8) on the connecting plate (3) and the connecting holes (8) on the chain rods (4) are longitudinal long round holes.
6. The steel web member composite beam bridge structure suitable for cantilever construction as claimed in claim 5, wherein:
the chain rod (4) is a section steel or a square steel pipe.
7. The steel web member composite beam bridge structure suitable for cantilever construction as claimed in claim 6, wherein:
the ends of the steel web members (6) are connected to the gusset plate (2) by welding or bolting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020673292.6U CN213013856U (en) | 2020-04-28 | 2020-04-28 | Steel web member combination beam bridge structure suitable for cantilever construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020673292.6U CN213013856U (en) | 2020-04-28 | 2020-04-28 | Steel web member combination beam bridge structure suitable for cantilever construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213013856U true CN213013856U (en) | 2021-04-20 |
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ID=75484651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020673292.6U Active CN213013856U (en) | 2020-04-28 | 2020-04-28 | Steel web member combination beam bridge structure suitable for cantilever construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213013856U (en) |
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2020
- 2020-04-28 CN CN202020673292.6U patent/CN213013856U/en active Active
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