CN216892039U - A bent cap epitaxial operation platform for going up stride railway precast beam and erect - Google Patents
A bent cap epitaxial operation platform for going up stride railway precast beam and erect Download PDFInfo
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- CN216892039U CN216892039U CN202220346550.9U CN202220346550U CN216892039U CN 216892039 U CN216892039 U CN 216892039U CN 202220346550 U CN202220346550 U CN 202220346550U CN 216892039 U CN216892039 U CN 216892039U
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- bracket
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- operation platform
- bent cap
- capping beam
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Abstract
The utility model discloses a capping beam epitaxial operation platform for erecting a prefabricated beam of an upper-span railway, which comprises a plurality of triangular bracket supports fixed on the side wall surface of a capping beam at intervals and a walkway plate laid on the triangular bracket supports, wherein each triangular bracket support consists of a back-attached steel plate, a bracket diagonal brace and a bracket top brace, the back-attached steel plate is vertically attached to the side wall surface of the capping beam and is fixed with the capping beam through finish-rolled deformed steel bars, the bracket top brace is horizontally arranged, one end of the bracket top brace is welded and fixed with the top of the back-attached steel plate, the lower end of the bracket diagonal brace is welded and fixed with the lower part of the back-attached steel plate, and the upper end of the bracket diagonal brace is welded and fixed with the epitaxial end of the bracket top brace. The utility model has the advantages that: a reliable capping beam extension operation platform is provided for erecting the prefabricated box girder of the upper-span railway, and the construction safety of personnel is ensured when the prefabricated girder is erected.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a capping beam extension operation platform for erecting an upper-span railway precast beam.
Background
The method is generally applied to the prestress technology in the current bridge construction, and along with the application of the prestress technology in the modern bridge construction, the quality and the performance of the bridge are greatly improved, the economic benefit and the appearance form of the bridge are effectively improved, and meanwhile, the method plays an immeasurable role in promoting the bridge construction development in China.
Compared with the traditional reinforced concrete bridge, the precast beam has the advantages of standardization, industrialization, rapidness and economization, and is a typical representative of the assembly type bridge construction engineering. In the beam erecting construction of the precast beam, the walking and construction safety of personnel on the bent cap is a more outstanding problem. Traditional operating platform that full hall support set up, occupation of land space is big, and construction cost is high, hinders ground traffic, can not satisfy the site operation demand when ground needs lead to the car.
Disclosure of Invention
The utility model aims to provide a capping beam extension operation platform for erecting a prefabricated beam of an upper-span railway according to the defects of the prior art, wherein the capping beam extension operation platform is fixed by arranging a triangular bracket on the side wall surface of a capping beam and penetrating the triangular bracket into the capping beam through finish-rolled deformed steel bars so as to provide a reliable capping beam extension operation platform.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides an operation platform is extended to bent cap for going up stride railway precast beam erects, its characterized in that operation platform is extended to bent cap includes that a plurality of intervals are fixed in triangle-shaped bracket on the bent cap lateral wall face and lay in walk the guidance tape on the triangle-shaped bracket, triangle-shaped bracket is propped by the back of the body and is constituteed by steel sheet, bracket bracing and bracket, the vertical laminating setting of the back of the body steel sheet is in on the lateral wall face of bent cap and through the finish rolling screw-thread steel with the bent cap is fixed, bracket bracing level sets up and its one end is with the top welded fastening of the back of the body steel sheet, the lower extreme of bracket bracing is with the lower part welded fastening, the upper end of the back of the body steel sheet are with the epitaxial end welded fastening of bracket bracing.
Triangle-shaped bracket with be provided with the support fossil fragments between the guidance tape, the support fossil fragments comprises a plurality of interval arrangement's I-steel, just the bottom welded fastening of I-steel is in on the bracket shore.
And a protective fence mesh is vertically fixed on the outermost side of the supporting keel.
And the finish-rolled deformed steel bar vertically penetrates through the screw hole on the back-attached steel plate to penetrate into the side wall surface of the bent cap and is screwed and fixed through a bolt.
The utility model has the advantages that: a reliable capping beam extension operation platform is provided for erecting the prefabricated box girder of the upper-span railway, and the construction safety of personnel during erecting the prefabricated girder is ensured.
Drawings
Fig. 1 is a schematic view of the capping beam epitaxy platform of the present invention.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the following drawings to facilitate understanding by those skilled in the art:
referring to fig. 1, the symbols in the figure are: the device comprises finish-rolled deformed steel bar 1, high-strength bolts 2, bracket inclined struts 3, back-attached steel plates 4, bracket top struts 5, supporting keels 6, walkway plates 7, protective fence meshes 8 and bent caps 9.
Example (b): as shown in fig. 1, the embodiment specifically relates to a capping beam extension operation platform for erecting a precast beam of an up-span railway, and the capping beam extension operation platform comprises a plurality of triangular bracket supports fixed on the side wall surface of a capping beam 9 at intervals, and a support keel 6 and a walkway plate 7 laid on the triangular bracket supports, wherein the triangular bracket supports are fixed on the side wall surface of the capping beam 9 through finish-rolled deformed steel bars 1.
As shown in fig. 1, the triangular bracket mainly comprises a back-attached steel plate 4, a bracket inclined strut 3 and a bracket top strut 5, wherein the back-attached steel plate 4 is provided with a screw hole, and a finish-rolled deformed steel bar 1 penetrates through the screw hole on the back-attached steel plate 4 to reach the inside of a cover beam 9 and is screwed and fixed by a high-strength bolt 2; one end of the bracket top brace 5 close to the bent cap 9 is fixedly welded on the upper part of the back-attached steel plate 4, and the outer end of the bracket top brace 5 is supported by the upper end of the bracket diagonal brace 4 and is fixedly welded between the bracket top brace and the bracket diagonal brace 4; the bracket diagonal brace 4 is specifically arranged below the bracket top brace 5 and is in an inclined posture, the upper end of the bracket diagonal brace is welded and fixed with the outer end of the bracket top brace 5, and the lower end of the bracket diagonal brace is welded and fixed with the lower part of the back-attached steel plate 4. During construction, the triangular bracket is prefabricated and welded on the ground in advance, the triangular bracket is hoisted by a crane and is fixed on the side wall surface of the cover beam 9 by the finish-rolled deformed steel bar 1.
As shown in fig. 1, the supporting keel 6 is composed of a plurality of longitudinally arranged i-beams which are distributed at intervals, in the embodiment, three i-beams are adopted, the bottom of each i-beam is welded and fixed with the corbel shoring 5, the walkway plate 7 is laid on the supporting keel 6, and the protective fence mesh 8 is vertically welded on the outermost side of the supporting keel 6, so that the construction personnel can be prevented from falling accidentally.
The beneficial effect of this embodiment is: a reliable capping beam extension operation platform is provided for erecting the prefabricated box girder of the upper-span railway, and the construction safety of personnel during erecting the prefabricated girder is ensured.
Claims (4)
1. The utility model provides an operation platform is extended to bent cap for going up stride railway precast beam erects, its characterized in that operation platform is extended to bent cap includes that a plurality of intervals are fixed in triangle-shaped bracket on the bent cap lateral wall face and lay in walk the guidance tape on the triangle-shaped bracket, triangle-shaped bracket is propped by the back of the body and is constituteed by steel sheet, bracket bracing and bracket, the vertical laminating setting of the back of the body steel sheet is in on the lateral wall face of bent cap and through the finish rolling screw-thread steel with the bent cap is fixed, bracket bracing level sets up and its one end is with the top welded fastening of the back of the body steel sheet, the lower extreme of bracket bracing is with the lower part welded fastening, the upper end of the back of the body steel sheet are with the epitaxial end welded fastening of bracket bracing.
2. The capping beam epitaxy operation platform for erecting the precast beam of the overpass railway according to claim 1, wherein a support keel is arranged between the triangular bracket and the walkway plate, the support keel is composed of a plurality of I-shaped steels arranged at intervals, and the bottoms of the I-shaped steels are welded and fixed on the bracket top support.
3. The capping beam epitaxy handling platform for erecting precast beams spanning railways as claimed in claim 2, wherein the outermost side of the support keel is vertically fixed with a protective fence mesh.
4. The capping beam extension operation platform for erecting the precast beam of the overpass railway as claimed in claim 1, wherein the finish-rolled deformed steel bar vertically penetrates through a screw hole on the back attaching steel plate to penetrate into a side wall surface of the capping beam and is screwed and fixed through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220346550.9U CN216892039U (en) | 2022-02-21 | 2022-02-21 | A bent cap epitaxial operation platform for going up stride railway precast beam and erect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220346550.9U CN216892039U (en) | 2022-02-21 | 2022-02-21 | A bent cap epitaxial operation platform for going up stride railway precast beam and erect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216892039U true CN216892039U (en) | 2022-07-05 |
Family
ID=82185321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220346550.9U Active CN216892039U (en) | 2022-02-21 | 2022-02-21 | A bent cap epitaxial operation platform for going up stride railway precast beam and erect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216892039U (en) |
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2022
- 2022-02-21 CN CN202220346550.9U patent/CN216892039U/en active Active
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