CN216040651U - Public road bridge roof beam expansion joint - Google Patents
Public road bridge roof beam expansion joint Download PDFInfo
- Publication number
- CN216040651U CN216040651U CN202122126181.0U CN202122126181U CN216040651U CN 216040651 U CN216040651 U CN 216040651U CN 202122126181 U CN202122126181 U CN 202122126181U CN 216040651 U CN216040651 U CN 216040651U
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- plate
- control
- expansion joint
- movably
- gear
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- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000009471 action Effects 0.000 abstract description 6
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses a highway bridge expansion joint, which comprises a brace bottom plate, wherein an adjusting mechanism is arranged at the lower end of the brace bottom plate, the adjusting mechanism comprises a fixed plate fixedly arranged at the lower end of the brace bottom plate, the rear end of the fixed plate is movably provided with a connecting plate, an adjusting rod is movably arranged in the connecting plate, the front end of the connecting plate is movably provided with a control plate close to the lower side of the fixed plate, and the inside of the connecting plate is movably provided with a control rod close to the lower side of the adjusting rod. According to the highway bridge expansion joint, the gear shaft is enabled to rotate slowly under the elastic action of the first spring and the second spring, so that the gear shaft drives the rotating shaft to rotate slowly and the brace bottom plate rotates slowly to achieve the purpose of controlling the angle of the brace bottom plate, and the situation that a driver is out of control due to the fact that a vehicle bumps when passing through the expansion joint of the road surface is avoided.
Description
Technical Field
The utility model relates to the technical field of highway bridges, in particular to a highway bridge expansion joint.
Background
Bridge expansion joints, which are meant to satisfy the requirements of deck deformation, are usually provided between two beam ends, between a beam end and an abutment, or at the hinge joint of a bridge. The expansion joint is required to freely expand and contract in two directions parallel to and perpendicular to the axis of the bridge, the expansion joint is firm and reliable, when a vehicle runs, the expansion joint is smooth, has no sudden jump and noise, can prevent rainwater and garbage soil from infiltrating and blocking, is simple and convenient to install, inspect, maintain and eliminate dirt, and the railing and the bridge deck are required to be disconnected at the position where the expansion joint is arranged; traditional highway bridge expansion joint has some shortcomings, when using at bridge and road kneck, because the angle of traditional highway bridge expansion joint can not change to bridge and road kneck form the contained angle of certain angle, thereby make the driver drive the vehicle and have the sense of jolting when passing through the expansion joint on this road surface, thereby make the driver take place the vehicle out of control when going up the bridge easily, thereby cause dangerous injury.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a highway bridge expansion joint which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a highway bridge expansion joint comprises a brace bottom plate, wherein an adjusting mechanism is arranged at the lower end of the brace bottom plate and comprises a fixed plate fixedly arranged at the lower end of the brace bottom plate, a connecting plate is movably arranged at the rear end of the fixed plate, an adjusting rod is movably arranged inside the connecting plate, a control plate is movably arranged at the front end of the connecting plate close to the lower side of the fixed plate, a control rod is movably arranged inside the connecting plate close to the lower side of the adjusting rod, a control box is movably arranged at the rear end of the control plate close to the lower side of the connecting plate, a gear shaft is movably arranged inside the control box, a rotating shaft is fixedly arranged inside the gear shaft, a moving groove is formed in the bottom of the inner side of the control box, a moving block is arranged inside the moving groove in a sliding mode, a gear plate is fixedly arranged at the upper end of the moving block, and a first sliding plate is slidably arranged on one side, close to the gear shaft, of the inner side of the control box, one end of the first sliding plate is fixedly provided with a first spring, the other side, close to the gear shaft, of the inner side of the control box is provided with a second sliding plate in a sliding mode, and one end of the second sliding plate is fixedly provided with a second spring.
Preferably, the adjusting rod extends to the inside of the fixing plate, the adjusting rod is movably connected with the fixing plate, the control rod extends to the inside of the control panel, the control rod is movably connected with the control panel, the rotating shaft penetrates through the inside of the control box, and the rotating shaft is movably connected with the control box.
Preferably, the rotating shaft extends to the inside of the control plate and is close to the lower side of the control rod, the rotating shaft is fixedly connected with the control plate, the lower end of the gear shaft is meshed with the upper end of the gear plate, one end of the gear plate is fixedly connected with the other end of the first sliding plate, and the other end of the gear plate is fixedly connected with the other end of the second sliding plate.
Preferably, the other end of a spring and the inner wall fixed connection of control box, the other end of No. two springs and the inner wall of control box are close to one side fixed connection of a spring, adjustment mechanism's quantity has two sets ofly, two sets of adjustment mechanism all distributes in the lower extreme department of brace bottom plate, and is two sets of adjustment mechanism is central symmetry relation.
Preferably, the inner side of the brace bottom plate is movably provided with a fixed frame, the lower end of the fixed frame is fixedly provided with a supporting plate, and the inner part of the brace bottom plate is movably provided with a control shaft.
Preferably, the control shaft extends into the fixing frame, the control shaft is movably connected with the fixing frame, the fixing frame is U-shaped, and the support plate is rectangular.
Compared with the prior art, the utility model has the following beneficial effects:
1. the support bottom plate rotates in the inner side of the fixing frame by taking the control shaft as a shaft, so that the aim of flexible adjustment can be fulfilled.
2. Thereby the elastic action through a spring and No. two springs self makes the gear shaft slowly rotate and drives the axis of rotation slowly rotatory and make brace bottom plate slowly rotate, can reach the purpose of control brace bottom plate angle, has jolted when having avoided the expansion joint on vehicle process this road surface and has felt the circumstances that makes the driver take place the vehicle out of control when last axle takes place and take place.
Drawings
FIG. 1 is a schematic view of an overall structure of a highway bridge expansion joint according to the present invention;
FIG. 2 is a schematic structural view of an adjusting mechanism for an expansion joint of a highway bridge according to the present invention;
FIG. 3 is a schematic view of the internal structure of an adjusting mechanism for a road bridge expansion joint according to the present invention;
FIG. 4 is an enlarged view of the portion A of the expansion joint of a road bridge according to the present invention.
In the figure: 1. a brace base plate; 2. a fixed mount; 3. a control shaft; 4. a support plate; 5. an adjustment mechanism; 51. a fixing plate; 52. a connecting plate; 53. adjusting a rod; 54. a control panel; 55. a control lever; 56. a control box; 57. a gear shaft; 58. a rotating shaft; 59. a moving groove; 510. a moving block; 511. a gear plate; 512. a first sliding plate; 513. a first spring; 514. a second sliding plate; 515. and a second spring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-4, a highway bridge expansion joint comprises a brace base plate 1, an adjusting mechanism 5 is arranged at the lower end of the brace base plate 1, the adjusting mechanism 5 comprises a fixed plate 51 fixedly arranged at the lower end of the brace base plate 1, a connecting plate 52 is movably arranged at the rear end of the fixed plate 51, an adjusting rod 53 is movably arranged inside the connecting plate 52, a control plate 54 is movably arranged at the front end of the connecting plate 52 close to the lower side of the fixed plate 51, a control rod 55 is movably arranged inside the connecting plate 52 close to the lower side of the adjusting rod 53, a control box 56 is movably arranged at the rear end of the control plate 54 close to the lower side of the connecting plate 52, a gear shaft 57 is movably arranged inside the control box 56, a rotating shaft 58 is fixedly arranged inside the gear shaft 57, a moving groove 59 is arranged at the bottom inside of the control box 56, a moving block 510 is slidably arranged inside the moving groove 59, a gear plate 511 is fixedly arranged at the upper end of the moving block 510, a first sliding plate 512 is slidably disposed on one side of the inner side of the control box 56 close to the gear shaft 57, a first spring 513 is fixedly disposed on one end of the first sliding plate 512, a second sliding plate 514 is slidably disposed on the other side of the inner side of the control box 56 close to the gear shaft 57, and a second spring 515 is fixedly disposed on one end of the second sliding plate 514.
In this embodiment, the adjusting rod 53 extends into the fixed plate 51, the adjusting rod 53 is movably connected with the fixed plate 51, the control rod 55 extends into the control plate 54, the control rod 55 is movably connected with the control plate 54, the rotating shaft 58 penetrates through the control box 56, the rotating shaft 58 is movably connected with the control box 56, the rotating shaft 58 extends into the control plate 54 and is close to the lower side of the control rod 55, the rotating shaft 58 is fixedly connected with the control plate 54, the lower end of the gear shaft 57 is engaged with the upper end of the gear plate 511, one end of the gear plate 511 is fixedly connected with the other end of the first sliding plate 512, the other end of the gear plate 511 is fixedly connected with the other end of the second sliding plate 514, the other end of the first spring 513 is fixedly connected with the inner wall of the control box 56, the other end of the second spring 515 is fixedly connected with the inner wall of the control box 56 and is close to one side of the first spring 513, the number of the adjusting mechanisms 5 is two, the two adjusting mechanisms 5 are distributed at the lower end of the brace bottom plate 1, and the two adjusting mechanisms 5 are in a central symmetry relation.
Specifically, the brace bottom plate 1 drives the fixed plate 51 to rotate downwards, so that the fixed plate 51 drives the connecting plate 52 to move through the adjusting rod 53, so that the connecting plate 52 drives the control plate 54 to rotate through the control rod 55, so that the control plate 54 drives the rotating shaft 58 to rotate, and the rotating shaft 58 drives the gear shaft 57 to rotate, because the gear shaft 57 is in meshed connection with the gear plate 511, the rotation of the gear shaft 57 moves the gear plate 511, so that the gear plate 511 drives the moving block 510 to slide in the inner side of the moving groove 59, and so that the gear plate 511 pulls the first sliding plate 512 to move, and at the same time, the gear plate 511 pushes the second sliding plate 514 to move, so that the first sliding plate 512 stretches the first spring 513, the second sliding plate 514 compresses the second spring 515, and the first spring 513 and the second spring 515 move slowly due to the elastic action of the first spring 513 and the second spring 515, and make gear shaft 57 slow rotation to drive brace bottom plate 1 slow rotation, thereby make gear shaft 57 slow rotation drive axis of rotation 58 slow rotation and make brace bottom plate 1 slow rotation through the elastic action of spring 513 and No. two spring 515 self, can reach the purpose of control brace bottom plate 1 angle, it has jolt sense to make the driver take place the condition emergence that the vehicle is out of control when the upper bridge to have when the vehicle passes through the expansion joint on this road surface to take place.
In this embodiment, the fixing frame 2 is movably disposed on the inner side of the support bottom plate 1, the supporting plate 4 is fixedly disposed at the lower end of the fixing frame 2, the control shaft 3 is movably disposed inside the support bottom plate 1, the control shaft 3 extends into the fixing frame 2, the control shaft 3 is movably connected with the fixing frame 2, the fixing frame 2 is U-shaped, and the supporting plate 4 is rectangular.
Specifically, the purpose of flexible adjustment can be achieved by rotating the brace bottom plate 1 in the inner side of the fixing frame 2 by taking the control shaft 3 as an axis.
The working principle is as follows:
in use, when a driver drives a vehicle to pass through the upper end of the brace base plate 1, so that the vehicle presses the brace base plate 1 downward, the brace base plate 1 rotates in the inner side of the fixed frame 2 with the control shaft 3 as an axis, and the brace base plate 1 drives the fixed plate 51 to rotate downward, so that the fixed plate 51 drives the connecting plate 52 to move through the adjusting rod 53, so that the connecting plate 52 drives the control plate 54 to rotate through the control rod 55, so that the control plate 54 drives the rotating shaft 58 to rotate, and so that the rotating shaft 58 drives the gear shaft 57 to rotate, since the gear shaft 57 is in meshed connection with the gear plate 511, the gear shaft 57 rotates to move the gear plate 511, so that the gear plate 511 drives the moving block 510 to slide in the inner side of the moving groove 59, and so that the gear plate 511 pulls the first sliding plate 512 to move, and the gear plate 511 pushes the second sliding plate 514 to move, thereby make first sliding plate 512 tensile spring 513, second sliding plate 514 presses No. two spring 515, because under the elastic action of spring 513 and No. two spring 515 self, thereby make gear plate 511 slow moving, and make gear shaft 57 slow rotation, thereby drive brace bottom plate 1 slow rotation, thereby make gear shaft 57 slow rotation and drive axis of rotation 58 slow rotation and make brace bottom plate 1 slow rotation through the elastic action of spring 513 and No. two spring 515 self make gear shaft 57 slow rotation, can reach the purpose of controlling brace bottom plate 1 angle, it has jolt sense to make the driver take place the condition emergence that the vehicle out of control when the upper axle to have when having avoided the vehicle to pass through the expansion joint on this road surface.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a public road bridge roof beam expansion joint, includes brace bottom plate (1), its characterized in that: the lower end of the brace bottom plate (1) is provided with an adjusting mechanism (5), the adjusting mechanism (5) comprises a fixing plate (51) fixedly arranged at the lower end of the brace bottom plate (1), the rear end of the fixing plate (51) is movably provided with a connecting plate (52), an adjusting rod (53) is movably arranged inside the connecting plate (52), the front end of the connecting plate (52) is movably provided with a control plate (54) close to the lower side of the fixing plate (51), the inside of the connecting plate (52) is movably provided with a control rod (55) close to the lower side of the adjusting rod (53), the rear end of the control plate (54) is movably provided with a control box (56) close to the lower side of the connecting plate (52), the inner side of the control box (56) is movably provided with a gear shaft (57), the inside of the gear shaft (57) is fixedly provided with a rotating shaft (58), and the inner bottom of the control box (56) is provided with a moving groove (59), the inner side of the moving groove (59) is provided with a moving block (510) in a sliding mode, the upper end of the moving block (510) is fixedly provided with a gear plate (511), one side, close to the gear shaft (57), of the inner side of the control box (56) is provided with a first sliding plate (512) in a sliding mode, one end of the first sliding plate (512) is fixedly provided with a first spring (513), the other side, close to the gear shaft (57), of the inner side of the control box (56) is provided with a second sliding plate (514) in a sliding mode, and one end of the second sliding plate (514) is fixedly provided with a second spring (515).
2. A road bridge expansion joint according to claim 1, wherein: the adjusting rod (53) extends to the inside of the fixing plate (51), the adjusting rod (53) is movably connected with the fixing plate (51), the control rod (55) extends to the inside of the control plate (54), the control rod (55) is movably connected with the control plate (54), the rotating shaft (58) penetrates through the inside of the control box (56), and the rotating shaft (58) is movably connected with the control box (56).
3. A road bridge expansion joint according to claim 1, wherein: the rotating shaft (58) extends to the inner part of the control plate (54) and is close to the lower side of the control rod (55), the rotating shaft (58) is fixedly connected with the control plate (54), the lower end of the gear shaft (57) is meshed and connected with the upper end of the gear plate (511), one end of the gear plate (511) is fixedly connected with the other end of the first sliding plate (512), and the other end of the gear plate (511) is fixedly connected with the other end of the second sliding plate (514).
4. A road bridge expansion joint according to claim 1, wherein: the other end of a spring (513) and the inner wall fixed connection of control box (56), the other end of No. two spring (515) and the inner wall of control box (56) are close to one side fixed connection of a spring (513), the quantity of adjustment mechanism (5) has two sets ofly, two sets of adjustment mechanism (5) all distribute in the lower extreme department of brace bottom plate (1), and are two sets of adjustment mechanism (5) are central symmetry.
5. A road bridge expansion joint according to claim 1, wherein: the inner side of the brace bottom plate (1) is movably provided with a fixing frame (2), the lower end of the fixing frame (2) is fixedly provided with a supporting plate (4), and the inner part of the brace bottom plate (1) is movably provided with a control shaft (3).
6. A road bridge expansion joint according to claim 5, wherein: the control shaft (3) extends to the inside of the fixing frame (2), the control shaft (3) is movably connected with the fixing frame (2), the fixing frame (2) is U-shaped, and the supporting plate (4) is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122126181.0U CN216040651U (en) | 2021-09-05 | 2021-09-05 | Public road bridge roof beam expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122126181.0U CN216040651U (en) | 2021-09-05 | 2021-09-05 | Public road bridge roof beam expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216040651U true CN216040651U (en) | 2022-03-15 |
Family
ID=80535558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122126181.0U Expired - Fee Related CN216040651U (en) | 2021-09-05 | 2021-09-05 | Public road bridge roof beam expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216040651U (en) |
-
2021
- 2021-09-05 CN CN202122126181.0U patent/CN216040651U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220315 |