CN219260754U

CN219260754U - Transverse moving device for erecting prefabricated box girder of spliced wide bridge

Info

Publication number: CN219260754U
Application number: CN202320556849.1U
Authority: CN
Inventors: 王磊; 朱文举; 罗刚; 金鑫; 尹春勇; 杨兆雄
Original assignee: CCCC First Highway Engineering Co Ltd; CCCC First Highway Fifth Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd; CCCC First Highway Fifth Engineering Co Ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-06-27
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a transverse moving device for erecting a prefabricated box girder of a spliced wide bridge, which comprises a supporting frame, wherein the upper end of the supporting frame is fixedly connected with a second connecting frame, a plurality of triangular reinforcing ribs with the same size are fixedly connected to the second connecting frame, the upper end of each triangular reinforcing rib is fixedly connected with a first connecting frame, a sliding groove is formed in the first connecting frame, a hydraulic cylinder is fixedly connected to one end of the inner side of the sliding groove, a sliding block is fixedly connected to the extending end of the hydraulic cylinder, the upper end of the sliding block is fixedly connected with a sliding seat, the stability of the transverse moving device for erecting the prefabricated box girder of the whole spliced wide bridge can be ensured through the arrangement of the triangular reinforcing ribs and a fixing frame, and meanwhile, the whole movable seat assembly can be driven to move under the action of the hydraulic cylinder and the sliding block, so that the transverse moving work of the erecting assembly is realized, and the sliding wheels and the sliding rails at the bottom can ensure the stability of the whole erecting assembly in the moving process.

Description

Transverse moving device for erecting prefabricated box girder of spliced wide bridge

Technical Field

The utility model relates to the field of bridge box girder erection, in particular to a transverse moving device applied to the erection of a prefabricated box girder of a spliced wide bridge.

Background

The bridge is a building constructed for crossing natural or artificial obstacles on roads, is erected on rivers, lakes and seas, so that vehicles, pedestrians and the like can pass smoothly, in order to ensure the firmness of the bridge, the bridge is usually made of cast iron or concrete, and because the bridge is large in weight, a box girder widening bridge girder erection machine is required to erect, the box girder widening bridge girder erection machine is equipment for placing prefabricated girder segments on prefabricated bridge piers, and the box girder widening bridge girder erection machine has the main functions of lifting the girder segments, then conveying the girder segments to positions and then putting down the girder segments to realize the erection of the bridge;

the sideslip device that the wide bridge prefabrication case roof beam of piecing together that uses at present erects is usually preceding landing leg, preceding support, back landing leg and back support share in supporting the girder, and the crane can slide along the girder and can hang the prefabricated bridge, hangs the roof beam setting in the top of girder, can slide along the girder to can hang the prefabricated bridge that the crane was hung and carry to waiting to bridge the top in roof beam district, then lay the prefabricated bridge to appointed position, above-mentioned bridge crane is when removing large-scale bridge, receives self gravity's influence can lead to the removal process unstable, and the bridge of below can produce certain rocking, thereby produces certain potential safety hazard.

Disclosure of Invention

The utility model aims to provide a transverse moving device applied to erection of a prefabricated box girder of a spliced wide bridge, which solves the problems that in the prior art, when a large bridge is moved, stabilizing assemblies arranged on two sides have small effect, the moving process is unstable due to the influence of self gravity, and the bridge below the stabilizing assemblies can shake to a certain extent, so that a certain potential safety hazard is generated.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the transverse moving device for erecting the prefabricated box girder of the spliced wide bridge comprises a supporting frame, wherein the upper end of the supporting frame is fixedly connected with a second connecting frame, a plurality of triangular reinforcing ribs with the same size are fixedly connected to the second connecting frame, and the upper ends of the triangular reinforcing ribs are fixedly connected with a first connecting frame;

the inside of first link has seted up the spout, the inboard one end fixedly connected with pneumatic cylinder of spout, the extension end fixedly connected with slider of pneumatic cylinder, the upper end fixedly connected with sliding seat of slider, the top both ends fixedly connected with mount of sliding seat, the upper end fixedly connected with movable seat of mount.

As a further description of the above technical solution: the inside of first link has seted up the slide rail, the lower extreme of slider is provided with the pulley, and pulley and slide rail roll connection.

As a further description of the above technical solution: the upper end fixedly connected with fixed plate of movable seat, inside one side fixedly connected with driving motor of fixed plate.

As a further description of the above technical solution: the output end of the driving motor is fixedly connected with a second belt pulley, the other end of the inner side of the fixing plate is rotationally connected with a first belt pulley, and belts are sleeved on the first belt pulley and the second belt pulley.

As a further description of the above technical solution: the winding device is characterized in that a winding wheel is fixedly connected to the first belt pulley, a steel rope is wound on the winding wheel, a rotating seat is fixedly connected to the other end of the steel rope, and the winding wheel is rotatably connected to the rotating seat.

As a further description of the above technical solution: the support frame is provided with four, the inboard fixedly connected with crossbeam of support frame, and the bottom fixedly connected with installation base of support frame.

The utility model has the following beneficial effects:

compared with the prior art, the traversing device for erecting the spliced wide bridge precast box girder can ensure the stability of the traversing device erected by the whole spliced wide bridge precast box girder by arranging the triangular reinforcing ribs and the fixed frame, and can drive the whole movable seat assembly to move under the action of the hydraulic cylinder and the sliding block, so that the traversing work of the erecting assembly is realized, and the stability of the whole erecting assembly during movement can be ensured by the pulley and the sliding rail at the bottom;

compared with the prior art, this transversely moving device who erects to apply to piecing together wide bridge precast box girder can install lifting hook and erectting mechanism in the below through the mounting panel, and can drive the steel cable through setting up belt pulley and rolling wheel subassembly and carry out rolling work to make the erection mechanism of below promote, conveniently carry other positions to the article that needs to erect, increase the convenience of device.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further illustrated by the following figures and examples;

FIG. 1 is a schematic diagram of the overall structure of a traversing device for erecting a prefabricated box girder of a spliced wide bridge;

FIG. 2 is a schematic view of a lifting assembly for use in erecting a prefabricated box girder for a girder of a girder splicing bridge according to the present utility model;

FIG. 3 is a schematic view of the interior of a first connector for use in the erection of a prefabricated box girder for a girder of a girder bridge according to the present utility model;

FIG. 4 is a cross-sectional view of a first connector for use in the erection of a prefabricated box girder for a girder of a girder splicing type according to the present utility model.

Legend description:

1. a movable seat; 2. a fixing frame; 3. a chute; 4. a first connection frame; 5. triangular reinforcing ribs; 6. a second connecting frame; 7. a support frame; 8. a cross beam; 9. a sliding seat; 10. a mounting base; 11. a fixing plate; 12. a first pulley; 13. a rotating seat; 14. a mounting plate; 15. a steel rope; 16. a winding wheel; 17. a second pulley; 18. a belt; 19. a driving motor; 20. a hydraulic cylinder; 21. a slide block; 22. a slide rail; 23. and (3) a pulley.

Description of the embodiments

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the transverse moving device for erecting the spliced wide bridge precast box girder comprises a support frame 7, wherein the upper end of the support frame 7 is fixedly connected with a second connecting frame 6, a plurality of triangular reinforcing ribs 5 with the same size are fixedly connected to the second connecting frame 6, the triangular reinforcing ribs 5 are distributed at equal intervals, the stability of the whole erecting mechanism can be improved, and the upper end of the triangular reinforcing ribs 5 is fixedly connected with a first connecting frame 4;

the sliding chute 3 is formed in the first connecting frame 4, one end of the inner side of the sliding chute 3 is fixedly connected with the hydraulic cylinder 20, the extending end of the hydraulic cylinder 20 is fixedly connected with the sliding block 21, the upper end of the sliding block 21 is fixedly connected with the sliding seat 9, the two ends of the upper part of the sliding seat 9 are fixedly connected with the fixed frame 2, the upper end of the fixed frame 2 is fixedly connected with the movable seat 1, the hydraulic cylinder 20 is started to drive the sliding block 21 to slide in the sliding chute 3, so that the upper sliding seat 8 and the movable seat 1 are driven to move, and the sliding assemblies are arranged at the two ends, so that the stability of the whole movable seat 1 in transverse movement can be ensured;

the sliding rail 22 is arranged in the first connecting frame 4, the pulley 23 is arranged at the lower end of the sliding block 21, the pulley 23 is in rolling connection with the sliding rail 22, and the stability of the sliding block 21 during sliding can be ensured through the roller connection between the pulley 23 and the sliding rail 22, so that the moving stability of the whole erection assembly is improved;

the upper end fixedly connected with fixed plate 11 of movable seat 1, the inside one side fixedly connected with driving motor 19 of fixed plate 11 output fixedly connected with second belt pulley 17, can make second belt pulley 17 rotate through starting driving motor 19, the inboard other end of fixed plate 11 rotates and is connected with first belt pulley 12, and the cover is equipped with belt 18 on first belt pulley 12 and the second belt pulley 17, fixedly connected with winding wheel 16 on the first belt pulley 12, the winding wheel 16 winding is provided with steel cable 15, the other end fixedly connected with mounting panel 14 of steel cable 15 can make first belt pulley 12 and winding wheel 16 rotate under the effect of belt 18, thereby realize the rolling work to steel cable 15, the mechanism that erects of below promotes

The movable seat 1 is fixedly connected with a rotating seat 13, the winding wheel 16 is rotationally connected to the rotating seat 13, the stability of the winding wheel 16 during rotation can be ensured under the action of the rotating seat 13, and meanwhile, the mounting plate 14 at the lower end of the steel rope 14 can be connected with an erection mechanism, so that large materials are hoisted and conveyed, and the high efficiency during erection is improved;

the support frame 7 is provided with four, and the inboard fixedly connected with crossbeam 8 of support frame 7, and the bottom fixedly connected with installation base 10 of support frame 7 can increase the connection stability between two support frames 7 through crossbeam 8, and installation base 10 can install whole device subaerial, ensures the stability when its uses

Working principle: when the device is used, firstly, the mounting plate 14 and the erection component are installed, a worker can bind large materials required during erection on the erection machine, then the driving motor 19 is started to enable the second belt pulley 17 to rotate, the first belt pulley 12 and the winding wheel 16 can be enabled to rotate under the action of the belt 18, winding work of the steel rope 15 is achieved, the erection mechanism at the lower part is lifted, finally, the hydraulic cylinder 20 is started to enable the sliding block 21 to slide in the sliding groove 3, the sliding block 21 drives the whole movable seat 1 at the upper part and the erection component to transversely move, the large materials lifted at the lower part are conveyed to the other end, the erection efficiency of the spliced wide bridge prefabricated box girder is increased, and engineering difficulty is reduced.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The transverse moving device for erecting the spliced wide bridge precast box girder comprises a supporting frame (7) and is characterized in that the upper end of the supporting frame (7) is fixedly connected with a second connecting frame (6), a plurality of triangular reinforcing ribs (5) with the same size are fixedly connected to the second connecting frame (6), and the upper ends of the triangular reinforcing ribs (5) are fixedly connected with a first connecting frame (4);

the novel sliding device is characterized in that a sliding groove (3) is formed in the first connecting frame (4), a hydraulic cylinder (20) is fixedly connected to one end of the inner side of the sliding groove (3), a sliding block (21) is fixedly connected to the extending end of the hydraulic cylinder (20), a sliding seat (9) is fixedly connected to the upper end of the sliding block (21), a fixing frame (2) is fixedly connected to two ends of the upper portion of the sliding seat (9), and a movable seat (1) is fixedly connected to the upper end of the fixing frame (2).

2. The transverse moving device for erecting the prefabricated box girder of the spliced wide bridge according to claim 1, wherein a sliding rail (22) is arranged in the first connecting frame (4), a pulley (23) is arranged at the lower end of the sliding block (21), and the pulley (23) is in rolling connection with the sliding rail (22).

3. The transverse moving device for erecting the prefabricated box girder of the spliced wide bridge according to claim 1, wherein the upper end of the movable seat (1) is fixedly connected with a fixed plate (11), and one side of the inside of the fixed plate (11) is fixedly connected with a driving motor (19).

4. A traversing device for erecting a prefabricated box girder of a spliced wide bridge according to claim 3, wherein the output end of the driving motor (19) is fixedly connected with a second belt pulley (17), the other end of the inner side of the fixing plate (11) is rotatably connected with a first belt pulley (12), and belts (18) are sleeved on the first belt pulley (12) and the second belt pulley (17).

5. The transverse moving device for erecting the prefabricated box girder of the spliced wide bridge, which is used for the construction of the prefabricated box girder of the spliced wide bridge, is characterized in that a winding wheel (16) is fixedly connected to the first belt pulley (12), a steel rope (15) is wound on the winding wheel (16), and the other end of the steel rope (15) is fixedly connected with a mounting plate (14).

6. The transverse moving device for erecting the prefabricated box girder of the spliced wide bridge according to claim 5, wherein the movable seat (1) is fixedly connected with a rotating seat (13), and the winding wheel (16) is rotatably connected to the rotating seat (13).

7. The transverse moving device for erecting the prefabricated box girder of the spliced wide bridge according to claim 1, wherein four supporting frames (7) are arranged, a cross beam (8) is fixedly connected to the inner side of each supporting frame (7), and a mounting base (10) is fixedly connected to the bottom of each supporting frame (7).