CN212742183U

CN212742183U - Highway bridge telescoping device

Info

Publication number: CN212742183U
Application number: CN202020859465.3U
Authority: CN
Inventors: 王亚飞; 蔡建设; 范智超; 张衡; 王龙; 张汉斌; 赵延斌; 马基元; 张铮; 杨鲁晓
Original assignee: Henan Changan Road Engineering Co ltd
Current assignee: Henan Chang'an Transportation Technology Development Co.,Ltd.
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-03-19
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to a public road bridge roof beam technical field just discloses a public road bridge roof beam telescoping device, including first steel sheet, the right side of first steel sheet is seted up flutedly, the equal fixed mounting of preceding lateral wall and the back lateral wall of recess has a slide rail, two the equal sliding connection in inside of slide rail has a slide bar, two fixed mounting has flexible piece between the relative one end of slide bar, the right side fixed mounting of flexible piece has the crash pad, the right side fixed mounting of crash pad has the second steel sheet, the equal fixed mounting in bottom of first steel sheet and second steel sheet has rubber waterproof layer, two the equal fixed mounting in bottom of rubber waterproof layer has the connecting block. This public road bridge roof beam telescoping device adopts the protection of double-deck waterstop, has improved life, avoids frequently changing, avoids leading to the fact the trouble for the road surface maintenance workman, and when temperature variation is great, also normal use has guaranteed telescoping device's normal use, great improvement stability.

Description

Highway bridge telescoping device

Technical Field

The utility model relates to a public road bridge roof beam technical field specifically is a public road bridge roof beam telescoping device.

Background

In the highway pavement or bridge deck made of concrete, because of the change of objective conditions such as temperature and topography, the highway pavement or bridge deck is easy to expand or contract, a beam seam which is suitable for the expansion and contraction deformation of materials is generally arranged between two beam bodies, and a telescopic device is arranged, so that the effects of reducing noise, improving the driving speed and the driving comfort are achieved, and meanwhile, sundries or rainwater can be prevented from falling into the beam seam.

At present, the public road bridge beam expansion device usually can prevent sundries or rainwater from falling into beam joints by using water stop, but the existing public road bridge beam expansion device is single-layer protection, short in service life and required to be frequently replaced, brings troubles to pavement maintenance workers, can lose efficacy when the temperature changes greatly, is poor in stability, and accordingly, the public road bridge beam expansion device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a public road bridge roof beam telescoping device possesses advantages such as can improve life and stability are strong, has solved the short and relatively poor problem of stability of present public road bridge roof beam telescoping device life.

(II) technical scheme

In order to realize the above-mentioned purpose that can improve life and stability are strong, the utility model provides a following technical scheme: a highway bridge expansion device comprises a first steel plate, wherein a groove is formed in the right side of the first steel plate, slide rails are fixedly arranged on the front side wall and the rear side wall of the groove, slide rods are slidably connected inside the two slide rails, an expansion block is fixedly arranged between the opposite ends of the two slide rods, an anti-collision pad is fixedly arranged on the right side of the expansion block, a second steel plate is fixedly arranged on the right side of the anti-collision pad, rubber waterproof layers are fixedly arranged at the bottoms of the first steel plate and the second steel plate, connecting blocks are fixedly arranged at the bottoms of the two rubber waterproof layers, slide grooves are formed in the opposite sides of the two connecting blocks, rubber columns are slidably connected inside the slide grooves, a first water stop belt is fixedly arranged between the opposite sides of the two rubber columns, and a second water stop belt is fixedly arranged between the opposite sides of the two rubber columns, two equal fixed mounting in the back of the body one side of connecting block has the fixed plate, the positive fixed mounting of fixed plate has solid muscle, the bottom fixed mounting of connecting block has the buffer layer, two the equal fixed mounting in bottom of buffer layer has three fixed pin.

Preferably, two the slide rail is around symmetrical distribution, and the left side of two slide rails all with the left side wall fixed connection of recess.

Preferably, the left side of the telescopic block penetrates through and extends to the inside of the groove, and the opposite sides of the two slide bars penetrate through the corresponding slide rails respectively and extend to the side, close to the slide rails, of the telescopic block.

Preferably, the length of the crash pad is equal to both the length of the first steel plate and the length of the second steel plate, and the second water stop is in a W shape.

Preferably, the first water stop is positioned above the second water stop, and the first water stop is in a V shape.

Preferably, the left and right sides are corresponding two the fixed pin is bilateral symmetry and distributes, and the homonymy is three the fixed pin is the equidistance and distributes, and the bottom of fixed pin is the arc.

(III) advantageous effects

Compared with the prior art, the utility model provides a public road bridge roof beam telescoping device possesses following beneficial effect:

the highway bridge expansion device is characterized in that the slide bars on the left side and the right side of the expansion block are respectively connected inside the two slide rails in a sliding manner, so that the first steel plate and the second steel plate are more stably connected, when the temperature change is large, the first steel plate and the second steel plate can not fall off and can stably extend and retract, meanwhile, the two waterproof layers can prevent rainwater from penetrating into the device, the internal rusting and damage are avoided, the first water stop belt is in an upward V shape, so that garbage or rainwater on the road surface can slide to the two sides of the top of the first water stop belt, the cleaning is more convenient, meanwhile, the second water stop belt and the first water stop belt can play a double-layer protection role, the service life is prolonged, the replacement times are reduced, when the rubber needs to be replaced, the rubber can be directly extracted from the inside of the slide grooves for replacement, the replacement process is simple and rapid, the time and labor are saved, and the two damping layers, the shock resistance of the telescopic device is increased, the stress area can be increased by the fixing plates and the reinforcing bars arranged on the left side and the right side, the horizontal direction of the device is fixed, the vertical direction of the device can be fixed by six fixing pins, and therefore the problem that the function of the device fails due to the deviation of the position can be prevented.

Drawings

FIG. 1 is a front view of the present invention;

fig. 2 is a top sectional view of the structure of the present invention.

In the figure: the anti-collision device comprises a first steel plate 1, a groove 2, a sliding rail 3, a sliding rod 4, a telescopic block 5, an anti-collision pad 6, a second steel plate 7, a waterproof layer 8, a connecting block 9, a sliding groove 10, a rubber column 11, a first water stop 12, a second water stop 13, a fixing plate 14, a reinforcing rib 15, a damping layer 16 and a fixing pin 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a highway bridge expansion device comprises a first steel plate 1, a groove 2 is formed on the right side of the first steel plate 1, slide rails 3 are fixedly mounted on the front side wall and the rear side wall of the groove 2, the two slide rails 3 are symmetrically distributed in the front and rear direction, the left sides of the two slide rails 3 are fixedly connected with the left side wall of the groove 2, slide bars 4 are slidably connected inside the two slide rails 3, an expansion block 5 is fixedly mounted between the opposite ends of the two slide bars 4, the left side of the expansion block 5 penetrates through and extends into the groove 2, the opposite sides of the two slide bars 4 respectively penetrate through the corresponding slide rails 3 and extend to one side of the expansion block 5 close to the slide rails 3, an anti-collision pad 6 is fixedly mounted on the right side of the expansion block 5, a second steel plate 7 is fixedly mounted on the right side of the anti-collision pad 6, and the length of the anti-collision pad 6 is, rubber waterproof layers 8 are fixedly arranged at the bottoms of the first steel plate 1 and the second steel plate 7, connecting blocks 9 are fixedly arranged at the bottoms of the two rubber waterproof layers 8, sliding grooves 10 are formed in opposite sides of the two connecting blocks 9, rubber columns 11 are connected to the inside of the sliding grooves 10 in a sliding manner, first water stops 12 are fixedly arranged between opposite sides of the two rubber columns 11, second water stops 13 are fixedly arranged between opposite sides of the two rubber columns 11, the first water stops 12 are positioned above the second water stops 13, the first water stops 12 are V-shaped, the second water stops 13 are W-shaped, fixing plates 14 are fixedly arranged on opposite sides of the two connecting blocks 9, fixing ribs 15 are fixedly arranged on the front sides of the fixing plates 14, shock absorbing layers 16 are fixedly arranged at the bottoms of the connecting blocks 9, and three fixing pins 17 are fixedly arranged at the bottoms of the two shock absorbing layers 16, the two fixing pins 17 corresponding to the left and right sides are distributed in bilateral symmetry, the three fixing pins 17 on the same side are distributed at equal intervals, the bottoms of the fixing pins 17 are arc-shaped, the sliding rods 4 on the left and right sides of the telescopic block 5 are respectively connected inside the two sliding rails 3 in a sliding manner, so that the first steel plate 1 and the second steel plate 7 are more stably connected, when the temperature change is large, the first steel plate 1 and the second steel plate 7 cannot fall off and can stably extend and retract, meanwhile, the two waterproof layers 8 can prevent rainwater from penetrating into the device, so that the internal rusting and damage are avoided, because the first water stop 12 is in an upward V shape, garbage or rainwater on the road surface can slide to the two sides of the top of the first water stop 12, the cleaning is more convenient, meanwhile, the second water stop 13 and the first water stop 12 can play a double-layer protection role, the service life is prolonged, and the replacement, when needing to be replaced, the rubber 11 can be directly extracted from the inside of the chute 10 for replacement, the replacement process is simple and rapid, time and labor are saved, the two shock absorption layers 16 can absorb the gravity of the automobile running on the device, the shock resistance of the telescopic device is increased, the stress area can be increased by the fixing plates 14 and the reinforcing ribs 15 arranged on the left side and the right side, and fixes the device in the horizontal direction, six fixing pins 17 can fix the device in the vertical direction, thereby preventing the problem of the device function failure caused by the position deviation, the device adopts double-layer water stop belts for protection, prolongs the service life, avoids frequent replacement and troubles for pavement maintenance workers, when the temperature change is great, also can normally use, guaranteed the normal use of telescoping device, great improvement stability, solved present public road bridge roof beam telescoping device life weak point and the relatively poor problem of stability.

When in use, the slide bars 4 on the left side and the right side of the telescopic block 5 are respectively connected inside the two slide rails 3 in a sliding way, so that the first steel plate 1 and the second steel plate 7 are more stably connected, when the temperature change is large, the first steel plate 1 and the second steel plate 7 can not fall off and can stably extend and retract, simultaneously, the two waterproof layers 8 can prevent rainwater from penetrating into the device to avoid internal rusting and damage, because the first water stop belt 12 is in an upward V shape, garbage or rainwater on the road can slide to two sides of the top of the first water stop belt 12, the cleaning is more convenient, simultaneously, the second water stop belt 13 and the first water stop belt 12 can play a double-layer protection role, the service life is prolonged, the replacement frequency is reduced, when in need of replacement, the rubber 11 can be directly extracted from the inside of the chute 10 to be replaced, the replacement process is simple and rapid, time and labor are saved, the two damping layers 16 can absorb the gravity of the automobile running on the, the shock resistance of the telescopic device is increased, the stress area can be increased by the fixing plates 14 and the reinforcing ribs 15 which are arranged on the left side and the right side, the device can be fixed in the horizontal direction, and the device can be fixed in the vertical direction by the six fixing pins 17, so that the problem that the function of the device fails due to the deviation of the position can be solved.

In conclusion, the highway bridge expansion device is characterized in that the slide bars 4 at the left side and the right side of the expansion block 5 are respectively connected inside the two slide rails 3 in a sliding manner, so that the first steel plate 1 and the second steel plate 7 are more stably connected, when the temperature change is large, the first steel plate 1 and the second steel plate 7 cannot fall off and can stably perform expansion change, the two waterproof layers 8 can prevent rainwater from penetrating into the device to avoid rusting and damaging the inside, because the first water stop belt 12 is in an upward V shape, garbage or rainwater on the road surface can slide to two sides of the top of the first water stop belt 12, the cleaning is more convenient, meanwhile, the second water stop belt 13 and the first water stop belt 12 can play a double-layer protection role, the service life is prolonged, the replacement times are reduced, when the replacement is needed, the rubber 11 can be directly extracted from the inside of the slide groove 10 to be replaced, and the replacement process is simple and rapid, labour saving and time saving, two shock-absorbing layers 16 can absorb the gravity that the car went on the device, the shock resistance of telescoping device has been increased, the fixed plate 14 of left and right sides installation can increase lifting surface area with solid muscle 15, and it is fixed to carry out the horizontal direction to the device, six fixed pins 17 can carry out the vertical direction to the device and fix, consequently, can prevent that the position from taking place the problem that the skew leads to the device function failure, the device adopts double-deck waterstop protection, and the service life is prolonged, avoid frequently changing, avoid maintaining the workman for the road surface and cause the trouble, when temperature variation is great, also can normally be used, the normal use of telescoping device has been guaranteed, great improvement stability, the current poor problem of highway bridge telescoping device life is short and stability has been solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, 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 telescoping device, includes first steel sheet (1), its characterized in that: the right side of the first steel plate (1) is provided with a groove (2), the front side wall and the rear side wall of the groove (2) are fixedly provided with slide rails (3), the insides of the two slide rails (3) are connected with slide bars (4) in a sliding manner, a telescopic block (5) is fixedly arranged between the opposite ends of the two slide bars (4), the right side of the telescopic block (5) is fixedly provided with an anti-collision pad (6), the right side of the anti-collision pad (6) is fixedly provided with a second steel plate (7), the bottoms of the first steel plate (1) and the second steel plate (7) are fixedly provided with rubber waterproof layers (8), the bottoms of the two rubber waterproof layers (8) are fixedly provided with connecting blocks (9), the opposite sides of the two connecting blocks (9) are provided with sliding grooves (10), and the insides of the sliding grooves (10) are connected with rubber, two fixed mounting has first waterstop (12), two between the relative one side of rubber column (11) fixed mounting has second waterstop (13), two between the relative one side of rubber column (11) the equal fixed mounting in the back of the body one side of connecting block (9) has fixed plate (14), the front fixed mounting of fixed plate (14) has solid muscle (15), the bottom fixed mounting of connecting block (9) has buffer layer (16), two the equal fixed mounting in bottom of buffer layer (16) has three fixed pin (17).

2. A road bridge expansion device according to claim 1, wherein: two slide rail (3) are around the symmetric distribution, and the left side of two slide rail (3) all with the left side wall fixed connection of recess (2).

3. A road bridge expansion device according to claim 1, wherein: the left side of the telescopic block (5) penetrates through and extends to the inside of the groove (2), and the opposite sides of the two sliding rods (4) penetrate through the corresponding sliding rails (3) respectively and extend to one side, close to the sliding rails (3), of the telescopic block (5).

4. A road bridge expansion device according to claim 1, wherein: the length of the anti-collision pad (6) is equal to the length of the first steel plate (1) and the length of the second steel plate (7), and the second water stop (13) is W-shaped.

5. A road bridge expansion device according to claim 1, wherein: the first water stop (12) is positioned above the second water stop (13), and the first water stop (12) is V-shaped.

6. A road bridge expansion device according to claim 1, wherein: the left and right sides is corresponding two the fixed pin (17) are bilateral symmetry and distribute, and the homonymy is three the fixed pin (17) are the equidistance and distribute, and the bottom of fixed pin (17) is the arc.