CN218893972U - Steel truss girder spacing adjusting device - Google Patents
Steel truss girder spacing adjusting device Download PDFInfo
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- CN218893972U CN218893972U CN202320048411.2U CN202320048411U CN218893972U CN 218893972 U CN218893972 U CN 218893972U CN 202320048411 U CN202320048411 U CN 202320048411U CN 218893972 U CN218893972 U CN 218893972U
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Abstract
The utility model belongs to the technical field of steel trusses, and particularly relates to a steel truss distance adjusting device which solves the problem that in the prior art, the perpendicularity and the distance have errors, and comprises a bridge deck and a first H-shaped steel girder, wherein the top of the bridge deck is provided with symmetrically arranged steel trusses; two sides of the top of the first H-shaped steel beam are fixed with second H-shaped steel beams which are symmetrically arranged through bolts, oil cylinders are fixedly arranged at the tops of the two second H-shaped steel beams, and two oil pipes are arranged at one sides of the two oil cylinders; through the setting of structures such as first H shaped steel roof beam, second H shaped steel roof beam and jack, adopt four jacks, after adjusting the jack, the jack withstands corresponding steel truss to can promote steel truss and make it keep perpendicular with the bridge floor, utilize first H shaped steel roof beam to ensure the horizontal interval of two steel truss, reduced the error installation, the installation accuracy is high.
Description
Technical Field
The utility model relates to the technical field of steel trusses, in particular to a steel truss spacing adjusting device.
Background
The steel truss girder bridge is a structural form of hollow solid steel plate girder bridge according to a certain rule, and the structure is a stress mode of the girder as a whole, namely a structure mainly bearing bending moment and shearing force. Consists of a braking connection system, a bridge deck, a support and a bridge pier (bridge abutment). The main principle of the steel truss girder bridge is a plane truss, and the steel truss girder bridge is a lattice girder under the action of vertical load. The main truss consists of an upper chord, a lower chord and a web member.
In the prior art, in the installation process of the steel trusses, due to installation errors, the steel trusses are not perpendicular to the bridge deck due to dimensional errors, so that the distance between the steel trusses is different from the design scheme.
Disclosure of Invention
The utility model aims to provide a steel truss girder spacing adjusting device which solves the problem that the perpendicularity and the spacing have errors.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the steel truss girder spacing adjusting device comprises a bridge deck and a first H-shaped steel girder, wherein the top of the bridge deck is provided with symmetrically arranged steel truss girders;
two sides of the top of the first H-shaped steel beam are fixed with second H-shaped steel beams which are symmetrically arranged through bolts, oil cylinders are fixedly arranged at the tops of the two second H-shaped steel beams, and two oil pipes are arranged at one sides of the two oil cylinders;
two bottom one sides of second H shaped steel roof beam all are fixed with the connecting plate through the bolt, the jack is all installed to one side of first H shaped steel roof beam and connecting plate, the other end and the jack of oil pipe are connected, the movable part orientation of jack corresponds the steel truss girder.
Preferably, the top of the second H-shaped steel beam is fixed with a mounting plate through a screw, and the oil cylinder is mounted on the mounting plate.
Preferably, the connecting plate is provided with reinforcing rib plates which are integrally formed and distributed in an array.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the arrangement of the structures such as the first H-shaped steel beam, the second H-shaped steel beam, the jacks and the like, the four jacks are adopted, and after the jacks are adjusted, the jacks are propped against the corresponding steel truss beams, so that the steel truss beams can be pushed to be vertical to the bridge deck, the horizontal distance between the two steel truss beams is ensured by utilizing the first H-shaped steel beam, the error installation is reduced, and the installation precision is high.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at reference A;
FIG. 3 is a schematic view of a first H-beam structure according to the present utility model;
fig. 4 is a partial schematic view of fig. 3 in accordance with the present utility model.
In the figure: 1. bridge deck; 2. steel truss girder; 3. a first H-shaped steel beam; 4. a second H-shaped steel beam; 5. a mounting plate; 6. an oil cylinder; 7. an oil pipe; 8. a jack; 9. reinforcing rib plates.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a steel truss girder 2 spacing adjusting device comprises a bridge deck 1 and a first H-shaped steel girder 3, wherein the top of the bridge deck 1 is provided with symmetrically arranged steel truss girders 2; the two sides of the top of the first H-shaped steel beam 3 are fixedly provided with second H-shaped steel beams 4 which are symmetrically arranged through bolts, the tops of the two second H-shaped steel beams 4 are fixedly provided with oil cylinders 6, and one sides of the two oil cylinders 6 are provided with two oil pipes 7; the connecting plate is fixed on one side of the bottoms of the two second H-shaped steel beams 4 through bolts, the jack 8 is installed on one side of the first H-shaped steel beam 3 and one side of the connecting plate, the other end of the oil pipe 7 is connected with the jack 8, the movable part of the jack 8 faces the corresponding steel truss 2, the four jacks 8 are adopted through the arrangement of the structures of the first H-shaped steel beam 3, the second H-shaped steel beam 4, the jack 8 and the like, after the jack 8 is adjusted, the jack 8 props against the corresponding steel truss 2, so that the steel truss 2 can be pushed to keep vertical to the bridge deck 1, the horizontal distance between the two steel trusses 2 is ensured by utilizing the first H-shaped steel beam 3, error installation is reduced, and the installation accuracy is high.
Referring to fig. 2, a mounting plate 5 is fixed to the top of the second H-shaped steel beam 4 by screws, and an oil cylinder 6 is mounted on the mounting plate 5.
Referring to fig. 4, the connecting plate is provided with reinforcing ribs 9 which are integrally formed and distributed in an array.
The specific implementation process of the utility model is as follows: in the steel truss girder 2 installation process, the steel truss girder 2 is preliminarily fixed on the front, the two jacks 8 respectively support the corresponding steel truss girder 2 through the oil pressure driven jacks 8, the steel truss girder 2 is kept vertical to the front, the horizontal distance between the two steel truss girders 2 is a fixed value through the first H-shaped steel girder 3, the installation accuracy is high, and after the steel truss girder 2 is locked by the jacks 8, the steel truss girder 2 is further installed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a steel truss girder interval adjusting device, includes bridge floor (1) and first H shaped steel roof beam (3), its characterized in that: the top of the bridge deck (1) is provided with symmetrically arranged steel trusses (2);
two sides of the top of the first H-shaped steel beam (3) are fixedly provided with second H-shaped steel beams (4) which are symmetrically arranged through bolts, the tops of the two second H-shaped steel beams (4) are fixedly provided with oil cylinders (6), and one sides of the two oil cylinders (6) are provided with two oil pipes (7);
two bottom one sides of second H shaped steel roof beam (4) all are fixed with the connecting plate through the bolt, jack (8) are all installed to one side of first H shaped steel roof beam (3) and connecting plate, the other end and the jack (8) of oil pipe (7) are connected, the movable part orientation of jack (8) corresponds steel truss beam (2).
2. The steel truss girder spacing adjustment device according to claim 1, wherein: the top of second H shaped steel roof beam (4) is fixed with mounting panel (5) through the screw, hydro-cylinder (6) are installed on mounting panel (5).
3. The steel truss girder spacing adjustment device according to claim 1, wherein: the connecting plate is provided with reinforcing rib plates (9) which are of an integrated structure and distributed in an array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320048411.2U CN218893972U (en) | 2023-01-06 | 2023-01-06 | Steel truss girder spacing adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320048411.2U CN218893972U (en) | 2023-01-06 | 2023-01-06 | Steel truss girder spacing adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218893972U true CN218893972U (en) | 2023-04-21 |
Family
ID=86003831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320048411.2U Active CN218893972U (en) | 2023-01-06 | 2023-01-06 | Steel truss girder spacing adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218893972U (en) |
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2023
- 2023-01-06 CN CN202320048411.2U patent/CN218893972U/en active Active
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