CN219364309U

CN219364309U - Bridge telescoping device

Info

Publication number: CN219364309U
Application number: CN202320067167.4U
Authority: CN
Inventors: 李艳庆; 龚国金; 夏平君; 侯冀东; 袁州; 王进勇; 贾晓威; 李连宝; 申秀满; 于双贵
Original assignee: Hengshui Hongxiang Bridge Engineering Materials Technology Co ltd
Current assignee: Hengshui Hongxiang Bridge Engineering Materials Technology Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-07-18
Anticipated expiration: 2033-01-10

Abstract

The application relates to the technical field of bridge expansion devices, in particular to a bridge expansion device, which comprises: two bridge ends; the telescopic mechanism is arranged at the two bridge end parts and used for telescoping between the two bridge end parts; protection machanism, protection machanism sets up on two bridge ends for prevent that debris earth etc. from getting into, be used for simultaneously carrying out the water conservancy diversion to the rainwater that the accident got into, cooperation through spring, expansion plate, expansion groove etc. is convenient for make two bridge ends flexible, be convenient for soft offset plate, bolt and backup pad cooperate, protect the expansion plate, avoided the entering of a large amount of rubbish, earth, rainwater etc. also improved the stability of structure, the rethread through-hole, water leakage hole and waterstop cooperate, further avoided rainwater and earth to enter into in the expansion groove, simultaneously also be convenient for carry out the water conservancy diversion to the rainwater etc. that the accident got into, make the rainwater can discharge, improved the protection to expansion plate, expansion groove etc..

Description

Bridge telescoping device

Technical Field

The utility model relates to the technical field of bridge expansion devices, in particular to a bridge expansion device.

Background

Bridge expansion joints refer to expansion joints which are usually arranged between two beam ends, between a beam end and a bridge abutment or at the hinge position of a bridge in order to meet the requirement of bridge deck deformation. The expansion joint is required to be freely telescopic in two directions parallel to and perpendicular to the axis of the bridge, so that the expansion joint is firm and reliable, and the vehicle is smooth and free from sudden jump and noise when running; can prevent rainwater and garbage soil from penetrating and blocking; the installation, inspection, maintenance and dirt elimination are all simple and convenient.

According to the utility model, the utility model patent with the publication number of CN216515113U discloses a connecting structure of a bridge expansion joint, which is roughly described as comprising a shielding plate arranged above the expansion joint and a plurality of iron chains arranged between the top surface of the end part of the bridge and the shielding plate, wherein the iron chains are in a straightening state, when the connecting structure is used, sundries can be prevented from entering the expansion joint by arranging the shielding plate, tilting of automobiles and the like can be met, the iron chains are in the straightening state between the shielding plate and the top surface of the end part of the bridge, and the shielding plate can be fixed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the bridge expansion device, which solves the problems that in the prior art, as the rectangular sliding block and the rectangular sliding hole relatively slide, garbage and soil easily enter the grooves formed among the rectangular expansion plate A, the rectangular expansion plate B and the rectangular sliding block, so that the smoothness of sliding among the rectangular sliding block and the rectangular sliding hole is blocked, the protection of expansion joints is affected, and as the humidity of rain and snow weather is higher, the corrosion of an iron chain is easily accelerated, and the service life of the iron chain is rapidly shortened due to continuous rolling of vehicles, so that the stability of the structure is reduced.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a bridge expansion apparatus comprising:

two bridge ends;

the telescopic mechanism is arranged at the two bridge end parts and used for telescopic operation of the two bridge end parts;

the protection mechanism is arranged on the two bridge end parts and used for preventing sundry soil and the like from entering, and simultaneously guiding rainwater entering accidentally.

Preferably, the telescopic machanism includes two recesses, two the recess is seted up respectively on two bridge ends, equal fixedly connected with fixed plate in two recesses, two all set up the recess on the opposite one side of fixed plate, two be provided with the expansion plate in the recess, be provided with a plurality of springs between expansion plate and the two recesses, the spout has been seted up in the recess, sliding connection has the slider in the spout, two the slider all with expansion plate fixed connection for the expansion of two bridge ends.

Further, protection machanism includes flexible glue board, waterstop and a plurality of hole that leaks, flexible glue board passes through a plurality of bolts and can dismantle the connection on two fixed plates, waterstop fixed connection is between two fixed plates, and a plurality of the hole that leaks is all offered on the expansion plate for protect expansion plate, expansion tank etc. still be convenient for carry out the water conservancy diversion to unexpected rainwater etc. that gets into.

Still further, fixedly connected with two backup pads on the expansion plate, a plurality of through-holes have been seted up in the backup pad.

Furthermore, a plurality of first reinforcing steel bars and a plurality of second reinforcing steel bars are fixedly connected to the two fixing plates, and the first reinforcing steel bars and the second reinforcing steel bars penetrate into the end parts of the bridge.

(III) beneficial effects

Compared with the prior art, the utility model provides the bridge expansion device, which has the following beneficial effects:

this bridge telescoping device, through the cooperation of spring, expansion plate, expansion tank etc. be convenient for make two bridge tip flexible, be convenient for soft offset plate, bolt and backup pad cooperate, protect the expansion plate, avoided entering such as a large amount of rubbish, earth, rainwater, also improved the stability of structure, the rethread through-hole, leak hole and waterstop cooperate, further avoided rainwater and earth to enter into in the expansion tank, simultaneously also be convenient for carry out the water conservancy diversion to unexpected rainwater etc. that gets into, make the rainwater can discharge, improved the protection to expansion plate, expansion tank etc..

Drawings

FIG. 1 is a schematic plan view, partly in section, of the present application;

FIG. 2 is a schematic plan view of the front view of the present application;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 1 of the present application;

fig. 4 is a partially enlarged schematic structural view of fig. 1B of the present application.

In the figure: 1. the end of the steel beam; 2. a fixing plate; 3. a telescopic slot; 4. a telescoping plate; 5. a spring; 6. a chute; 7. a slide block; 8. a soft rubber plate; 9. a water stop; 10. a water leakage hole; 11. a bolt; 12. a support plate; 13. a through hole; 14. a first reinforcing steel bar; 15. and a second reinforcing steel bar.

Detailed Description

Examples

Referring to fig. 1-4, a bridge expansion apparatus includes:

two bridge ends 1;

in fig. 1-3, the telescopic mechanism is arranged at two bridge end parts 1, the telescopic mechanism comprises two grooves, the two grooves are respectively arranged on the two bridge end parts 1, the two grooves are fixedly connected with fixing plates 2, grooves are respectively arranged on opposite sides of the two fixing plates 2, telescopic plates 4 are arranged in the two grooves, a plurality of springs 5 are arranged between the telescopic plates 4 and the two grooves, sliding grooves 6 are arranged in the grooves, sliding blocks 7 are slidably connected in the sliding grooves 6, the two sliding blocks 7 are fixedly connected with the telescopic plates 4, the springs 5 are used for supporting the telescopic plates 4, the telescopic grooves 3, the sliding blocks 7 and the sliding grooves 6, and the sliding grooves 6 are used for sliding so as to facilitate the telescopic operation of the two bridge end parts 1;

in fig. 1-4, the protection mechanism is arranged on two bridge end parts 1, the protection mechanism comprises a flexible glue plate 8, a water stop belt 9 and a plurality of water leakage holes 10, the flexible glue plate 8 is detachably connected to two fixing plates 2 through a plurality of bolts 11, the water stop belt 9 is fixedly connected between the two fixing plates 2, the plurality of water leakage holes 10 are formed in the expansion plate 4, the flexible glue pad and the bolts 11 are used for protecting the expansion plate 4, the expansion groove 3 and the like, the water leakage holes 10 and the water stop belt 9 are used for guiding incoming rainwater and the like, and are used for avoiding the influence of sundry soil and the like on smoothness of the expansion plate 4, the sliding block 7 and the like in the expansion groove 3.

In fig. 1, 2 and 4, two support plates 12 are fixedly connected to the expansion plate 4, and a plurality of through holes 13 are formed in the support plates 12 for supporting the flexible glue plate 8.

In fig. 1, a plurality of first reinforcing steel bars 14 and a plurality of second reinforcing steel bars 15 are fixedly connected to two fixing plates 2, and the first reinforcing steel bars 14 and the second reinforcing steel bars 15 penetrate into the bridge end 1 for improving the stability of the fixing plates 2.

In summary, this bridge telescoping device's theory of operation and working process are, when using, at first place this bridge telescoping device in the place of required use, then during the re-use, spring 5 can prop up telescopic plate 4 and support the interval between two bridge tip 1, when flexible change takes place, telescopic plate 4 then can take place to slide thereupon, slider 7 also can slide in spout 6, simultaneously spring 5 also can take place to release or by the extrusion, thereby be convenient for realize the expansion and contraction to the expansion joint, then flexible slab 8 is used for protecting telescopic plate 4, flexible groove 3 etc. simultaneously, prevented a large amount of earth, rubbish or rainwater from getting into, simultaneously also be convenient for the vehicle remove on flexible slab 8, avoided directly leading to telescopic plate 4 to be destroyed to the pressure that telescopic plate 4 led to the fact, backup pad 12 is used for supporting flexible slab 8, then the rainwater that unexpected entering into two bridge tip 1 can enter into waterstop 9 through water stop 9 on, go out through waterstop 9 water stop water conservancy diversion.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. A bridge expansion device, comprising:

two bridge ends;

the telescopic mechanism is arranged at the two bridge end parts and used for telescopic movement between the two bridge end parts;

2. A bridge expansion apparatus according to claim 1, wherein: the telescopic machanism includes two recesses, two the recess is seted up respectively on two bridge ends, equal fixedly connected with fixed plate in two recesses, two the expansion tank has all been seted up on the relative one side of fixed plate, two be provided with the expansion plate in the expansion tank, be provided with a plurality of springs between expansion plate and the two expansion tank, the spout has been seted up in the expansion tank, sliding connection has the slider in the spout, two the slider all with expansion plate fixed connection.

3. A bridge expansion apparatus according to claim 2, wherein: the protection mechanism comprises a soft rubber plate, a water stop belt and a plurality of water leakage holes, wherein the soft rubber plate is detachably connected to the two fixing plates through a plurality of bolts, the water stop belt is fixedly connected between the two fixing plates, and a plurality of water leakage holes are formed in the expansion plates.

4. A bridge expansion apparatus according to claim 3, wherein: two support plates are fixedly connected to the expansion plate, and a plurality of through holes are formed in the support plates.

5. The bridge telescoping device of claim 4, wherein: and a plurality of first reinforcing steel bars and a plurality of second reinforcing steel bars are fixedly connected to the two fixing plates, and the first reinforcing steel bars and the second reinforcing steel bars penetrate into the end parts of the bridge.