CN219194326U

CN219194326U - Highway bridge slope adjustment jacking structure

Info

Publication number: CN219194326U
Application number: CN202223555136.8U
Authority: CN
Inventors: 吴振宏; 张海伦
Original assignee: Individual
Current assignee: Chongqing Geshan Construction Engineering Co.,Ltd.
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a highway bridge slope-adjusting jacking structure, which relates to the technical field of bridge construction and comprises a plurality of main hydraulic devices, wherein the outer surfaces of the bottom ends of the main hydraulic devices are fixedly connected with first support bases, the upper surfaces of the main hydraulic devices are inserted with main telescopic columns, the top ends of the main telescopic columns are provided with auxiliary hydraulic devices, and the outer surfaces of the bottom ends of the auxiliary hydraulic devices are fixedly connected with second support bases. This public road bridge roof beam transfers slope climbing structure sets up through the cooperation of main hydraulic means, main flexible post, linking bridge, mounting groove and vice hydraulic means, makes when climbing public road bridge roof beam can not reach the preset height, supports vice hydraulic means by linking bridge, and the main flexible post is retracted and is increased concrete pad, reduces the construction risk through reducing the high altitude construction of workers.

Description

Highway bridge slope adjustment jacking structure

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a highway bridge slope-adjusting jacking structure.

Background

Along with the high-speed development of economic construction in China, compared with dismantling and rebuilding, the method for lifting the existing bridge is economical and quick, in bridge lifting construction, gradient lifting construction is often required to be carried out on the bridge, a plurality of jacks are often adopted for lifting the bridge synchronously in the existing construction, a plurality of concrete gaskets are required to be filled at the bottoms of the jacks manually because the jacks can not reach the preset lifting height sometimes, meanwhile, the height of the bridge is usually higher, workers are required to operate at high altitude in the construction process, and the construction risk is increased.

In China, patent application number: CN202122255084.1 discloses a bridge jacking support structure, which comprises a concrete base, wherein a plurality of support columns are fixed on the concrete base, each support column is filled with dense fine sand, a reinforcing connection mechanism is connected between two adjacent support columns, a support platform is formed at the top of the support column, and a jacking power device is arranged on the support platform. When the bridge jacking support structure is used, workers are required to perform high-altitude operation when the jacking device cannot reach the preset height, and besides, all devices are required to be arranged at the bottom of the bridge to serve as a part of a pier, so that the bridge jacking support structure has the defects of high construction risk and high construction cost.

Therefore, it is necessary to provide a highway bridge slope-adjusting jacking structure to solve the above problems.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to provide a highway bridge slope-adjusting jacking structure so as to solve the problems of high construction risk and high construction cost in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a public road bridge roof beam transfers slope jacking structure, includes a plurality of main hydraulic means, a plurality of the bottom external surface fixedly connected with of main hydraulic means is first to support the base, main hydraulic means's upper surface grafting has main telescopic column, and is a plurality of the top of main telescopic column is equipped with vice hydraulic means, and is a plurality of the bottom external surface fixedly connected with second of vice hydraulic means supports the base, and is a plurality of the external surface fixedly connected with installation module of vice hydraulic means, a plurality of the mounting groove has been seted up to the surface of installation module, a plurality of the inner wall fixedly connected with linking frame of mounting groove, two linking frame's external surface symmetry fixedly connected with fixed block, a plurality of vice hydraulic means's upper surface grafting has vice telescopic column, a plurality of the upper surface fixedly connected with roof of vice telescopic column.

Preferably, the lower surfaces of the first support base and the second support base are provided with limit grooves.

Preferably, the limiting grooves on the lower surfaces of the second support bases are matched with the main telescopic columns.

Preferably, the fixing blocks on the two connecting frames are in one-to-one correspondence.

Preferably, the vertical projection area of the plurality of first support bases is larger than the vertical projection area of the main hydraulic device.

Preferably, the mounting groove is adapted to the connection frame.

Preferably, the top plate is made of a steel structure, and the connecting frame is made of a steel structure.

(III) beneficial effects

Compared with the prior art, the utility model provides a highway bridge slope adjustment jacking structure, which has the following beneficial effects:

1. this public road bridge roof beam transfers slope climbing structure sets up through the cooperation of main hydraulic means, main flexible post, linking bridge, mounting groove and vice hydraulic means, makes when climbing public road bridge roof beam can not reach the preset height, supports vice hydraulic means by linking bridge, and the main flexible post is retracted and is increased concrete pad, reduces the construction risk through reducing the high altitude construction of workers.

2. This public road bridge roof beam transfers slope climbing structure sets up through the cooperation of main hydraulic means, vice hydraulic means and linking frame, adopts a plurality of hydraulic means cooperation to use, makes the device disassemble rapidly, has increased its transportation's simplicity, has reached the effect of device's multiple use to this reduces construction cost.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic side perspective view of the structure of the present utility model;

FIG. 3 is a schematic perspective bottom view of the structure of the present utility model;

fig. 4 is a schematic perspective partial sectional view of the structure of the present utility model.

In the figure: 1. a main hydraulic device; 2. a main telescopic column; 3. a first support base; 4. a second support base; 5. a secondary hydraulic device; 6. installing a module; 7. a mounting groove; 8. a connection frame; 9. an auxiliary telescopic column; 10. a fixed block; 11. a top plate; 12. and a limit groove.

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.

Referring to fig. 1-4, a highway bridge slope-adjusting jacking structure comprises a plurality of main hydraulic devices 1, wherein the outer surfaces of the bottom ends of the plurality of main hydraulic devices 1 are fixedly connected with first support bases 3, the vertical projection area of the plurality of first support bases 3 is larger than that of the main hydraulic devices 1, so that jacking operation is more stable, the upper surfaces of the main hydraulic devices 1 are inserted with main telescopic columns 2, the top ends of the plurality of main telescopic columns 2 are provided with auxiliary hydraulic devices 5, the outer surfaces of the bottom ends of the plurality of auxiliary hydraulic devices 5 are fixedly connected with second support bases 4, the lower surfaces of the plurality of first support bases 3 and the second support bases 4 are provided with limit grooves 12, the limit grooves 12 of the lower surfaces of the plurality of second support bases 4 are matched with the main telescopic columns 2, when the preset height can be reached, side shifting of the auxiliary hydraulic devices 5 in the jacking process is prevented from causing safety accidents, the outer surfaces of the auxiliary hydraulic devices 5 are fixedly connected with mounting modules 6, the outer surfaces of the mounting modules 6 are provided with mounting grooves 7, the inner walls of the mounting grooves 7 are fixedly connected with connecting frames 8, the mounting grooves 7 are matched with the connecting frames 8, the connecting frames 8 are prevented from loosening when concrete cushion blocks are added, the auxiliary hydraulic devices 5 fall down, the auxiliary hydraulic devices 5 are supported by the connecting frames 8 when a highway bridge cannot reach a preset height through the matched arrangement of the main hydraulic devices 1, the main telescopic columns 2, the connecting frames 8, the mounting grooves 7 and the auxiliary hydraulic devices 5, the retraction of the main telescopic columns 2 increases the concrete cushion blocks, the construction risk is reduced by reducing the high-altitude operation of workers, the outer surfaces of the two connecting frames 8 are symmetrically and fixedly connected with fixing blocks 10, the fixing blocks 10 on the two connecting frames 8 are in one-to-one correspondence, be convenient for connect frame 8's fixed, through main hydraulic means 1, vice hydraulic means 5 and connect frame 8's cooperation setting, adopt a plurality of hydraulic means cooperation to use, make the device disassemble rapidly, the simplicity of having increased its transportation has reached the effect of device's multiple use, thereby reduce construction cost, the upper surface of a plurality of vice hydraulic means 5 is pegged graft and is had vice telescopic column 9, the upper surface fixedly connected with roof 11 of a plurality of vice telescopic column 9, roof 11 material is steel construction, make bridge bottom atress more even, prevent that the highway bridge floor from taking place to break, connect frame 8 material is steel construction, the hardness is high, the durability is strong.

Working principle: when the lifting operation is used, a plurality of auxiliary hydraulic devices 5 are placed under a bridge needing lifting operation, then two connecting frames 8 are aligned with two sides of an installation groove 7, all fixing blocks 10 are connected together through bolts, then the connected devices are lifted up through an appliance, a plurality of main hydraulic devices 1 are placed under the auxiliary hydraulic devices 5, the main telescopic columns 2 are aligned with limit grooves 12 on the lower surface of a second support base 4, finally a top plate 11 is fixed above the auxiliary telescopic columns 9, all hydraulic devices are started, the top plate 11 starts to lift, when the preset height is not reached, one main telescopic column 2 is retracted into the main hydraulic devices 1 each time, the concrete cushion blocks are placed and then extend and lift up until all main telescopic columns 2 are placed with the concrete cushion blocks, and then lifting operation can be continued.

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

1. The utility model provides a public road bridge roof beam transfers slope climbing structure, includes a plurality of main hydraulic means (1), its characterized in that: a plurality of bottom surface fixed connection of main hydraulic means (1) has first support base (3), the upper surface grafting of main hydraulic means (1) has main telescopic column (2), and is a plurality of the top of main telescopic column (2) is equipped with vice hydraulic means (5), a plurality of the bottom surface fixed connection of vice hydraulic means (5) has second support base (4), a plurality of the surface fixedly connected with installation module (6) of vice hydraulic means (5), a plurality of mounting groove (7) have been seted up to the surface of installation module (6), a plurality of the inner wall fixedly connected with linking bridge (8) of mounting groove (7), two the outer surface symmetry fixedly connected with fixed block (10) of linking bridge (8), a plurality of the upper surface grafting of vice hydraulic means (5) has vice telescopic column (9), a plurality of the upper surface fixedly connected with roof (11) of vice telescopic column (9).

2. The highway bridge slope jacking structure according to claim 1, wherein: limiting grooves (12) are formed in the lower surfaces of the first supporting base (3) and the second supporting base (4).

3. The highway bridge slope jacking structure according to claim 1, wherein: and the limiting grooves (12) on the lower surfaces of the second support bases (4) are matched with the main telescopic columns (2).

4. The highway bridge slope jacking structure according to claim 1, wherein: the fixing blocks (10) on the two connecting frames (8) are in one-to-one correspondence.

5. The highway bridge slope jacking structure according to claim 1, wherein: the vertical projection area of the plurality of first support bases (3) is larger than that of the main hydraulic device (1).

6. The highway bridge slope jacking structure according to claim 1, wherein: the mounting groove (7) is matched with the connecting frame (8).

7. The highway bridge slope jacking structure according to claim 1, wherein: the top plate (11) is made of a steel structure, and the connecting frame (8) is made of a steel structure.