CN209162623U - A kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure - Google Patents
A kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure Download PDFInfo
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- CN209162623U CN209162623U CN201821881869.1U CN201821881869U CN209162623U CN 209162623 U CN209162623 U CN 209162623U CN 201821881869 U CN201821881869 U CN 201821881869U CN 209162623 U CN209162623 U CN 209162623U
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Abstract
The utility model discloses a kind of Wavelike steel webplate Composite abutments of corrugated steel web plate composite box girder bridge technical field and girder thin portion connection structure, including Wavelike steel webplate and high-strength expanding bolts, the high-strength expanding bolts are embedded in advance in reinforced concrete bridge platform, the bottom of the Wavelike steel webplate is provided with corrugated steel web plate composite box girder bridge steel sole plate, the left end of the Wavelike steel webplate and corrugated steel web plate composite box girder bridge steel sole plate is mounted on the thin portion connecting elements of abutment and girder, this kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure, it has the following advantages that, abutment-girder engaging portion thin portion connection method greatly simplifies the transmission path of junction load, meet maximum shear, the requirement of moment of flexure and axle power, abutment-girder engaging portion thin portion connection method keeps on-site consolidation more convenient, reduce interruption of communication, make bridge It overhauls more convenient.
Description
Technical field
The utility model relates to corrugated steel web plate composite box girder bridge technical field, specially a kind of Wavelike steel webplate composite bridge
Platform and girder thin portion connection structure.
Background technique
Existing corrugated steel web plate composite box girder bridge solves shearing, moment of flexure and axial force to abutment in design and construction
With the destruction of girder junction, meet bridge structure integration, realize on-site consolidation, reduces interruption of communication, make bridge maintenance side
Just, the Years Of Service for greatly prolonging bridge, this requires us must constantly optimize bridge structure and construction method, constantly mentions
High construction technology is horizontal.Problems are especially prominent in existing line bridge construction.To solve this problem, we have proposed
A kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure.
Utility model content
The purpose of this utility model is to provide a kind of Wavelike steel webplate Composite abutments and girder thin portion connection structure, with solution
Destruction problem to abutment and girder junction of shearing certainly mentioned above in the background art, moment of flexure and axial force, site operation
Influence problem to existing line traffic, thus the problem of extending the Years Of Service of bridge.
To achieve the above object, the utility model provides the following technical solutions: a kind of Wavelike steel webplate Composite abutment and master
Beam thin portion connection structure, including Wavelike steel webplate and high-strength expanding bolts, the high-strength expanding bolts are embedded in armored concrete in advance
In abutment, the bottom of the Wavelike steel webplate is provided with corrugated steel web plate composite box girder bridge steel sole plate, the Wavelike steel webplate and
The left end of corrugated steel web plate composite box girder bridge steel sole plate is mounted on the thin portion connecting elements of abutment and girder, the abutment and master
The surface of the thin portion connecting elements of beam is provided with chlorinated rubber anticorrosive coating film, a left side for the thin portion connecting elements of the abutment and girder
End is equipped with armored concrete abutment by high-strength expanding bolts, is provided with reinforced concrete at the top of the armored concrete abutment
Native panel is provided with Wavelike steel webplate combination thin-walled box girder bridge concrete roof at the top of the Wavelike steel webplate.
Preferably, the thin portion connecting elements of the abutment and girder includes two isosceles triangle steel plates that front and back is arranged,
The lateral wall of two isosceles triangle steel plates is welded with rectangular steel plates.
Preferably, the company between the abutment and the thin portion connecting elements and Wavelike steel webplate composite beam bridge steel sole plate of girder
Mode is connect as welding.
Preferably, steel used by the thin portion connecting elements of the abutment and girder are TMCP high-intensity performance steel.
Compared with prior art, the utility model has the beneficial effects that this kind of Wavelike steel webplate Composite abutment and girder are thin
Portion connecting structure has the advantages that
1) abutment-girder engaging portion thin portion connection method greatly simplifies the transmission path of junction load, meets most
The requirement of big shearing, moment of flexure and axle power；
2) abutment-girder engaging portion thin portion connection method keeps on-site consolidation more convenient, reduces interruption of communication, examines bridge
It repairs more convenient；
3) abutment-girder engaging portion thin portion connection method reduces steel sole plate and armored concrete abutment contact surface in air
In exposed area, effective protection steel sole plate is not corroded, and improves the operation service life kimonos of corrugated steel web plate composite box girder bridge
Use as a servant the time limit；
4) abutment-girder engaging portion thin portion connection method keeps bridge floor driving more flat by realizing bridge structure integration
Steady safety；
5) abutment-connection of the girder engaging portion thin portion connection method between steel sole plate and armored concrete abutment with plus
Admittedly providing a brand-new research direction.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 connect schematic view of the front view with the thin portion of armored concrete abutment for the utility model structure steel sole plate；
Fig. 3 connect side structure schematic view with the thin portion of armored concrete abutment for the utility model structure steel sole plate；
Fig. 4 is the thin portion connecting elements main view of the utility model structure steel sole plate and armored concrete abutment；
Fig. 5 is the thin portion connecting elements side view of the utility model structure steel sole plate and armored concrete abutment；
Fig. 6 is the thin portion connecting elements top view of the utility model structure steel sole plate and armored concrete abutment.
In figure: 1 Wavelike steel webplate, Bridge 2 platform-girder engaging portion thin portion connecting elements, 3 Wavelike steel webplates combine Thin-walled Box Girder
Bridge thin-walled steel sole plate, 4 Wavelike steel webplates combine thin-walled box girder bridge concrete roof, 5 armored concrete abutments, 6 high-strength expanding screws
Bolt, 7 chlorinated rubber anticorrosive coating films, 8 armored concrete panels.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-6, the utility model provides a kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure, packet
Wavelike steel webplate 1 and high-strength expanding bolts 6 are included, the high-strength expanding bolts 6 are embedded in advance in reinforced concrete bridge platform 5, the wave
The bottom of shape steel web 1 is provided with corrugated steel web plate composite box girder bridge steel sole plate 3, the Wavelike steel webplate 1 and Wavelike steel webplate
The left end of combination box beam bridge steel sole plate 3 is mounted on the thin portion connecting elements 2 of abutment and girder, the thin portion of the abutment and girder
The surface of connecting elements 2 is provided with chlorinated rubber anticorrosive coating film 7, and the left end of the thin portion connecting elements 2 of the abutment and girder is logical
It crosses high-strength expanding bolts 6 and armored concrete abutment 5 is installed, the top of the armored concrete abutment 5 is provided with reinforced concrete
Native panel 8, the top of the Wavelike steel webplate 1 are provided with Wavelike steel webplate combination thin-walled box girder bridge concrete roof 4.
Wherein, two isosceles triangle steel plates of the thin portion connecting elements 2 of the abutment and girder including front and back setting, two
The lateral wall of a isosceles triangle steel plate is welded with rectangular steel plates, the thin portion connecting elements 2 of the abutment and girder with
Connection type between Wavelike steel webplate composite beam bridge steel sole plate 3 is welding, 2 institute of thin portion connecting elements of the abutment and girder
The steel used is TMCP high-intensity performance steel.
This kind of Wavelike steel webplate Composite abutment and the connection method of girder thin portion connection structure are specific as follows:
S1: corrugated steel web plate composite box girder bridge construction: according to design and corresponding code requirement, be prefabricated in the factory waveform first
The Wavelike steel webplate 1 and steel sole plate 3 of steel web plate composite box girder bridge simultaneously carry out preliminary assembly, are then transported to construction site and carry out finally
Assembled and live bracket is fixed, last formwork supporting plate pouring reinforcement concrete top plate, abutment and floorings；
S2: the thin portion connecting elements construction between corrugated steel web plate composite box girder bridge steel sole plate and armored concrete abutment:
Thin portion connecting elements 2 reinforcing bar is closely coupled to the high-strength expanding bolts 6 being embedded in advance within reinforced concrete bridge platform 5 first to mix
On solidifying soil abutment 5, corrugated steel web plate composite box girder bridge steel sole plate 3 is then connect with thin portion by structure using the connection type of welding
Part 2 is welded, and the thin portion connecting elements 2 between abutment and girder during the installation process, is closed according to Bridge Design stress condition
The sectional dimension for managing the thin portion connecting elements 2 between determination abutment and girder, at the beginning of be then prefabricated in the factory in advance completion and progress
Preservative treatment is walked, secondly by the height being embedded within reinforced concrete bridge platform 5 in advance of the thin portion connecting elements 2 between abutment and girder
Strong expansion bolt 6 is closely connected on armored concrete abutment, finally carries out this thin portion connecting elements 2 with steel sole plate 3
Bridge integral construction is completed in welding；
S3: preservative treatment: thin portion connecting elements 2, Wavelike steel webplate group between Wavelike steel webplate 1, abutment and girder
It is all made of chlorinated rubber anticorrosive coating film 7 at mould assembling beam bridge steel sole plate 3 and all weld seam and screwed joint and carries out anti-corrosion treatment,
When film anticorrosion loses and constructs, it is necessary to first clean out the rusty stain on 2 surface of thin portion connecting elements between abutment and girder and miscellaneous
Then object uniformly sprays chlorinated rubber erosion shield on its surface.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure, including Wavelike steel webplate (1) and high-strength expanding screw
Bolt (6), it is characterised in that: the high-strength expanding bolts (6) are embedded in reinforced concrete bridge platform (5) in advance, the Wavelike steel webplate
(1) bottom is provided with corrugated steel web plate composite box girder bridge steel sole plate (3), the Wavelike steel webplate (1) and Wavelike steel webplate group
The left end of mould assembling beam bridge steel sole plate (3) is mounted on the thin portion connecting elements (2) of abutment and girder, the abutment and girder it is thin
The surface of portion's connecting elements (2) is provided with chlorinated rubber anticorrosive coating film (7), the thin portion connecting elements (2) of the abutment and girder
Left end be equipped with armored concrete abutment (5) by high-strength expanding bolts (6), the top of the armored concrete abutment (5)
It is provided with armored concrete panel (8), Wavelike steel webplate combination thin-walled box girder bridge is provided at the top of the Wavelike steel webplate (1)
Concrete roof (4).
2. a kind of Wavelike steel webplate Composite abutment according to claim 1 and girder thin portion connection structure, it is characterised in that:
The thin portion connecting elements (2) of the abutment and girder includes two isosceles triangle steel plates that front and back is arranged, two isosceles
The lateral wall of triangular steel plate is welded with rectangular steel plates.
3. a kind of Wavelike steel webplate Composite abutment according to claim 1 and girder thin portion connection structure, it is characterised in that:
Connection type between the abutment and the thin portion connecting elements (2) and corrugated steel web plate composite box girder bridge steel sole plate (3) of girder
For welding.
4. a kind of Wavelike steel webplate Composite abutment according to claim 1 and girder thin portion connection structure, it is characterised in that:
Steel used by the thin portion connecting elements (2) of the abutment and girder are TMCP high-intensity performance steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881869.1U CN209162623U (en) | 2018-11-15 | 2018-11-15 | A kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881869.1U CN209162623U (en) | 2018-11-15 | 2018-11-15 | A kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure |
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| Publication Number | Publication Date |
|---|---|
| CN209162623U true CN209162623U (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821881869.1U Active CN209162623U (en) | 2018-11-15 | 2018-11-15 | A kind of Wavelike steel webplate Composite abutment and girder thin portion connection structure |
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| CN (1) | CN209162623U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208461A (en) * | 2018-11-15 | 2019-01-15 | 兰州交通大学 | Connecting elements and connection method between a kind of corrugated steel web plate composite box girder bridge girder and abutment |
| CN111893886A (en) * | 2020-07-06 | 2020-11-06 | 湖北工业大学 | Construction method of full-prefabricated assembled corrugated steel web bridge with web and top and bottom plates in welded connection |
-
2018
- 2018-11-15 CN CN201821881869.1U patent/CN209162623U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208461A (en) * | 2018-11-15 | 2019-01-15 | 兰州交通大学 | Connecting elements and connection method between a kind of corrugated steel web plate composite box girder bridge girder and abutment |
| CN111893886A (en) * | 2020-07-06 | 2020-11-06 | 湖北工业大学 | Construction method of full-prefabricated assembled corrugated steel web bridge with web and top and bottom plates in welded connection |
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