CN213925846U

CN213925846U - Waterproof type expansion joint device of public road bridge roof beam

Info

Publication number: CN213925846U
Application number: CN202022643485.XU
Authority: CN
Inventors: 易大雄; 林实辉; 刘天浩; 郭宝德; 李响; 陈云宇
Original assignee: Huabang Construction Investment Group Co ltd
Current assignee: Huabang Construction Investment Group Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-10
Anticipated expiration: 2030-11-16

Abstract

The utility model belongs to the technical field of expansion joint device, especially, be a waterproof type expansion joint device of public road bridge roof beam, including first casing, the bottom inner wall of first casing all is fixed with two springs, the top fixedly connected with connecting block of spring, the top of first casing is equipped with the arc piece, the both ends of arc piece respectively with the top fixed connection of corresponding connecting block. The utility model discloses a set up the second casing, revolve the piece, the threaded rod, the guide bar, the lifter plate, the connecting rod, movable block and notch, when the ageing more serious needs of block rubber wearing and tearing are dismantled and are changed, it can control the movable block and leave the notch to revolve the piece through rotating, thereby realize the purpose of dismantling the block rubber fast, through setting up first casing, a spring, the connecting block, arc piece and waterproof layer, when the car rolls through the arc piece, the arc piece can the downstream, can not make the car jolt, play absorbing effect, waterproof effect has in addition simultaneously.

Description

Waterproof type expansion joint device of public road bridge roof beam

Technical Field

The utility model relates to an expansion joint technical field specifically is a waterproof type expansion joint device of public road bridge roof beam.

Background

The ground of public road bridge roof beam is in open air environment, receives outside temperature to influence greatly, and the expend with heat and contract with cold on ground is big, for preventing that the road surface of public road bridge roof beam from appearing the crack or destroying, a structure seam in suitable position, this structure seam is the expansion joint, still need set up the expansion joint device in the expansion joint simultaneously, and the expansion joint device can prevent that rainwater and rubbish earth from getting into and blockking up the bridge expansion joint.

However, the current expansion joint device has the following problems:

1. most expansion joint devices in the market can use the rubber block, and the rubber block is easy to age and wear, so that the rubber block needs to be disassembled and replaced after being used for a certain time, but the current expansion joint device is inconvenient to disassemble the rubber block.

2. Most expansion joint devices in the market do not have damping devices, and when a car passes through a road section provided with the expansion joint devices, the car has a relatively obvious bumping feeling due to the fact that the expansion joint devices are not parallel and level with the road surface.

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 waterproof type expansion joint device of public road bridge roof beam has solved the inconvenient rubber block of changing of present expansion joint device, does not set up damping device's problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a waterproof expansion joint device for highway bridges comprises a first shell, wherein two springs are fixed on the inner wall of the bottom of the first shell, connecting blocks are fixedly connected to the top ends of the springs, arc-shaped blocks are arranged above the first shell, two ends of each arc-shaped block are respectively fixedly connected with the tops of the corresponding connecting blocks, a waterproof layer is fixed on the tops of the arc-shaped blocks, a second shell is fixed on one side wall of the first shell, rotary blocks are arranged above the second shell, threaded rods are fixed at the bottoms of the rotary blocks, two ends of each threaded rod are respectively rotatably connected with the inner wall of the top of the second shell and the inner wall of the bottom of the second shell through bearings, guide rods are fixed on the inner wall of the bottom of the second shell, the top ends of the guide rods are fixedly connected with the inner wall of the top of the second shell, and lifting plates are connected to the surfaces of the threaded rods through threads, the guide rods respectively penetrate through one end of the corresponding lifting plate, one side wall of each lifting plate is rotatably connected with a connecting rod through a pin shaft, moving blocks are arranged inside the second shell, the tops of the moving blocks and one end of the connecting rod are rotatably connected through pin shafts, the moving blocks respectively penetrate through one side wall of the corresponding second shell, fixed plates are arranged inside the second shell, two side walls of the fixed plates are fixedly connected with inner walls of two sides of the corresponding second shell respectively, the bottoms of the moving blocks and the tops of the fixed plates are connected in a sliding mode, rubber blocks are arranged between the two second shells in a laminating mode, notches are formed in two side walls of the rubber blocks, and the two moving blocks are inserted into the corresponding notches respectively.

As an optimized technical scheme of the utility model, the surface of piece is equipped with anti-skidding line soon.

As an optimal technical scheme of the utility model, the bottom of movable block all is fixed with T shape slider, T shape spout has all been seted up at the top of fixed plate, T shape slider is sliding connection respectively in corresponding T shape spout.

As a preferred technical scheme of the utility model, the one end of lifter plate offer with the screw hole of the screw thread looks adaptation of threaded rod, threaded rod and screw hole threaded connection, the one end of lifter plate is equipped with the round hole, the guide bar runs through the round hole.

As a preferred technical scheme of the utility model, the rectangle mouth has all been seted up to a lateral wall of second casing, corresponding rectangle mouth is run through respectively to the one end of movable block.

(III) advantageous effects

Compared with the prior art, the utility model provides a waterproof type expansion joint device of public road bridge roof beam possesses following beneficial effect:

1. this waterproof type expansion joint device of public road bridge roof beam through setting up the second casing, revolve piece, threaded rod, guide bar, lifter plate, connecting rod, movable block and notch, when the ageing more serious needs of rubber piece wearing and tearing are dismantled and are changed, revolves the piece and can control the movable block and leave the notch through rotating to realize the purpose of dismantling the rubber piece fast.

2. This waterproof type expansion joint device of public road bridge roof beam through setting up first casing, spring, connecting block, arc piece and waterproof layer, when the car rolls through the arc piece, the arc piece can the downstream, can not make the car jolt, plays absorbing effect, has waterproof effect simultaneously in addition.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic cross-sectional view of a first housing of the present invention;

FIG. 3 is a schematic view of the internal structure of the second housing of the present invention;

fig. 4 is a front view of a second housing of the present invention;

FIG. 5 is a schematic view of the rubber block of the present invention;

fig. 6 is a schematic view of the lifting plate of the present invention.

In the figure: 1. a first housing; 2. a spring; 3. connecting blocks; 4. an arc-shaped block; 5. a waterproof layer; 6. a second housing; 7. rotating the block; 8. a threaded rod; 9. a guide bar; 10. a lifting plate; 11. a connecting rod; 12. a moving block; 13. a fixing plate; 14. a rubber block; 15. a notch; 16. a T-shaped slider; 17. a T-shaped chute; 18. a threaded hole; 19. a circular hole; 20. a rectangular opening.

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.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: a waterproof expansion joint device for highway bridges comprises a first shell 1, wherein two springs 2 are fixed on the inner wall of the bottom of the first shell 1, connecting blocks 3 are fixedly connected to the top ends of the springs 2, an arc block 4 is arranged above the first shell 1, two ends of the arc block 4 are respectively fixedly connected with the tops of the corresponding connecting blocks 3, a waterproof layer 5 is fixed on the top of the arc block 4, a second shell 6 is fixed on one side wall of the first shell 1, a rotary block 7 is arranged above the second shell 6, a threaded rod 8 is fixed on the bottom of the rotary block 7, two ends of the threaded rod 8 are respectively rotatably connected with the inner wall of the top of the second shell 6 and the inner wall of the bottom of the second shell 6 through bearings, guide rods 9 are fixed on the inner wall of the bottom of the second shell 6, the top ends of the guide rods 9 are fixedly connected with the inner wall of the top of the second shell 6, and lifting plates 10 are respectively in threaded connection with the surfaces of the threaded rod 8, the guide rod 9 runs through the one end of corresponding lifter plate 10 respectively, a lateral wall of lifter plate 10 all is connected with connecting rod 11 through the round pin axle rotation, the inside of second casing 6 all is equipped with movable block 12, the top of movable block 12 all is connected through the round pin axle rotation with the one end of connecting rod 11, movable block 12 runs through a lateral wall of corresponding second casing 6 respectively, the inside of second casing 6 all is equipped with fixed plate 13, the both sides wall of fixed plate 13 respectively with the both sides inner wall fixed connection of corresponding second casing 6, the bottom of movable block 12 and the equal sliding connection in top of fixed plate 13, the laminating is provided with block rubber 14 between two second casings 6, notch 15 has all been seted up to block rubber 14's both sides wall, two movable blocks 12 are inserted respectively and are established in corresponding notch 15.

In this embodiment, through setting up second casing 6, revolve piece 7, threaded rod 8, guide bar 9, lifter plate 10, connecting rod 11, moving block 12 and notch 15, when the ageing more serious needs of block rubber 14 wearing and tearing are dismantled and are changed, can control moving block 12 through rotating piece 7 and leave notch 15 soon, thereby realize the purpose of quick dismantlement block rubber 14, through setting up first casing 1, spring 2, connecting block 3, arc piece 4 and waterproof layer 5, when the car rolls through arc piece 4, arc piece 4 can the downstream, can not make the car jolt, play absorbing effect, simultaneously have waterproof effect in addition.

Specifically, the surface of the rotary block 7 is provided with anti-skid lines.

In this embodiment, the anti-slip pattern is arranged on the surface of the rotary block 7, so that a good anti-slip effect can be achieved when the rotary block 7 is rotated.

Specifically, the bottom of the moving block 12 is fixed with a T-shaped sliding block 16, the top of the fixed plate 13 is provided with a T-shaped sliding groove 17, and the T-shaped sliding blocks 16 are respectively connected in the corresponding T-shaped sliding grooves 17 in a sliding manner.

In this embodiment, the T-shaped slider 16 and the T-shaped sliding groove 17 are arranged, so that a limiting effect can be achieved in the moving process of the moving block 12.

Specifically, a threaded hole 18 matched with the thread of the threaded rod 8 is formed in one end of the lifting plate 10, the threaded rod 8 is in threaded connection with the threaded hole 18, a round hole 19 is formed in one end of the lifting plate 10, and the guide rod 9 penetrates through the round hole 19.

In this embodiment, through set up screw hole 18 in the one end of lifter plate 10, can make lifter plate 10 move in vertical direction, through set up round hole 19 in the one end of lifter plate 10, can play limiting displacement in making lifter plate 10 motion.

Specifically, rectangular openings 20 are formed in one side wall of the second housing 6, and one end of the moving block 12 penetrates through the corresponding rectangular openings 20.

In this embodiment, the rectangular opening 20 is provided in one side wall of the second housing 6, so that the moving block 12 can move freely in the rectangular opening 20.

The utility model discloses a theory of operation and use flow: when the automobile is used, one side wall of each of the two first shells 1 is respectively fixed on the inner walls of two sides of the corresponding expansion joint, when no automobile passes through the expansion joint, the spring 2 is in a normal state, the arc block 4 is higher than the ground, when the automobile passes through the device by rolling, the arc block 4 is pressed to move downwards, the arc block 4 can drive the connecting block 3 to move downwards, the connecting block 3 presses the spring 2, the spring 2 is compressed to play a role in damping, when the automobile leaves, the arc block 4 returns to the initial position under the action of the spring 2, when raining, water cannot accumulate on the device due to the action of the arc block 4 and the waterproof layer 5, the water is guided to the road beside, when the rubber block 14 is seriously aged and worn and needs to be replaced, the rotating block 7 is rotated, the rotating block 7 can drive the threaded rod 8 to rotate, the threaded rod 8 can drive the lifting plate 10 to ascend, and the lifting plate 10 can drive the connecting rod 11 to move, the connecting rod 11 can drive the moving block 12 to move leftwards, and when the moving block 12 leaves the notch 15, the other side of the moving block can be operated in the same way, and then the rubber block 14 can be taken out.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a waterproof type expansion joint device of public road bridge roof beam, includes first casing (1), its characterized in that: the bottom inner wall of the first shell (1) is fixed with two springs (2), the top ends of the springs (2) are fixedly connected with connecting blocks (3), an arc-shaped block (4) is arranged above the first shell (1), two ends of the arc-shaped block (4) are fixedly connected with the tops of the corresponding connecting blocks (3) respectively, the top of the arc-shaped block (4) is fixed with a waterproof layer (5), a second shell (6) is fixed on one side wall of the first shell (1), a rotary block (7) is arranged above the second shell (6), a threaded rod (8) is fixed at the bottom of the rotary block (7), two ends of the threaded rod (8) are rotatably connected with the top inner wall of the second shell (6) and the bottom inner wall of the second shell (6) through bearings respectively, a guide rod (9) is fixed on the bottom inner wall of the second shell (6), the top end of the guide rod (9) is fixedly connected with the inner wall of the top of the second shell (6), the surface of the threaded rod (8) is in threaded connection with a lifting plate (10), the guide rod (9) penetrates through one end of the corresponding lifting plate (10) respectively, one side wall of the lifting plate (10) is connected with a connecting rod (11) through a pin shaft in a rotating manner, moving blocks (12) are arranged inside the second shell (6), the top of each moving block (12) is connected with one end of the corresponding connecting rod (11) through a pin shaft in a rotating manner, the moving blocks (12) penetrate through one side wall of the corresponding second shell (6) respectively, a fixing plate (13) is arranged inside the second shell (6), two side walls of each fixing plate (13) are fixedly connected with the inner walls of two sides of the corresponding second shell (6) respectively, and the bottom of each moving block (12) is connected with the top of each fixing plate (13) in a sliding manner, a rubber block (14) is attached between the two second shells (6), notches (15) are formed in two side walls of the rubber block (14), and the two moving blocks (12) are respectively inserted into the corresponding notches (15).

2. The waterproof expansion joint device for road bridges as claimed in claim 1, wherein: the surface of the rotary block (7) is provided with anti-skid lines.

3. The waterproof expansion joint device for road bridges as claimed in claim 1, wherein: t-shaped sliding blocks (16) are fixed at the bottoms of the moving blocks (12), T-shaped sliding grooves (17) are formed in the tops of the fixing plates (13), and the T-shaped sliding blocks (16) are connected in the corresponding T-shaped sliding grooves (17) in a sliding mode.

4. The waterproof expansion joint device for road bridges as claimed in claim 1, wherein: threaded hole (18) with the screw thread looks adaptation of threaded rod (8) is seted up to the one end of lifter plate (10), threaded rod (8) and threaded hole (18) threaded connection, the one end of lifter plate (10) is equipped with round hole (19), round hole (19) are run through in guide bar (9).

5. The waterproof expansion joint device for road bridges as claimed in claim 1, wherein: rectangular openings (20) are formed in one side wall of the second shell (6), and one end of each moving block (12) penetrates through the corresponding rectangular opening (20).