CN216809529U

CN216809529U - Public road bridge roof beam buffering damping device

Info

Publication number: CN216809529U
Application number: CN202123189558.3U
Authority: CN
Inventors: 柳晓娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-06-24
Anticipated expiration: 2031-12-18

Abstract

The utility model discloses a buffering and damping device for a highway bridge, which comprises a device main body, a second damping component and an adjusting component, wherein the first damping component is arranged in the center of the upper end inside the device main body, the second damping component is arranged on the left side and the right side of the upper end inside the device main body, and the adjusting component is arranged in the center of the lower end of the device main body. This public road bridge roof beam buffering damping device is through setting up first damper in the below of limiting plate, can move the removal of connecting rod when the limiting plate moves down, the connecting rod just can promote the slide and move left along the guide bar, the second spring just can carry out the push-and-pull in the left and right sides of slide simultaneously, thereby can carry out the shock attenuation to the limiting plate, and first damper's quantity is provided with two, can improve the shock attenuation effect of device main part, simultaneously through setting up the air cushion in the bottom of carrying the thing board, can cushion carrying the thing board through the air cushion, improve the shock attenuation performance of device main part.

Description

Public road bridge roof beam buffering damping device

Technical Field

The utility model relates to the technical field of damping devices, in particular to a buffering and damping device for a highway bridge.

Background

The highway bridge engineering comprises a main bridge device engineering body and auxiliary engineering facilities in a bridge position overall, wherein the auxiliary engineering facilities comprise a plurality of structures for regulating and controlling water flow, such as revetments, diversion dikes and the like for keeping a river channel at the bridge position stable, approach bridges with bridge heads connected with highways, railings for preventing wheels from colliding on bridge floors, sidewalk railings for ensuring pedestrian safety, marks on the bridges, under-bridge navigation marks, bridge floor lighting equipment and the like, and in addition, the bridges positioned in earthquake regions are also provided with anti-vibration devices.

Public road bridge roof beam damping device in market is when carrying out the shock attenuation to the bridge, and shock-absorbing structure singleness leads to the unsatisfactory problem of shock attenuation effect, for this reason, we provide a public road bridge roof beam buffering damping device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a buffering and damping device for a highway bridge, which aims to solve the problem that when the damping device for the highway bridge provided by the background technology is used for damping the bridge, the damping effect is not ideal due to a single damping structure.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a public road bridge roof beam buffering damping device, includes device main part, second damper and adjusting part, the inside central authorities in upper end of device main part are provided with first damper, second damper sets up in the inside left and right sides both sides in upper end of device main part, adjusting part sets up in the lower extreme central authorities of device main part, first damper includes guide bar, slide, second spring and connecting rod, the slide has been cup jointed in the central outside of guide bar, and both ends are connected with the second spring about the slide, the top of slide is connected with the connecting rod, second damper includes shock attenuation section of thick bamboo, support column, third spring and fourth spring, the inside arrangement in upper end of shock attenuation section of thick bamboo has the support column, and the inside third spring that is provided with of lower extreme of shock attenuation section of thick bamboo, the fourth spring has been cup jointed in the upper end outside of support column.

Preferably, the quantity of guide bar is provided with two, and the guide bar is the symmetric distribution about the perpendicular bisector of backup pad, is sliding connection moreover between guide bar and the slide to be fixed connection between slide and the second spring.

Preferably, the device main part includes bottom plate, first telescopic link, backup pad, limiting plate, air cushion, carries thing board, second telescopic link and first spring, both ends are connected with first telescopic link about the top surface of bottom plate, and just the top of first telescopic link is connected with the backup pad, the top of connecting rod is connected with the limiting plate, and the inside lower extreme of limiting plate is provided with the air cushion, the upper end of air cushion is provided with carries the thing board, and carries the left and right sides below of thing board and be provided with the second telescopic link, first spring has been cup jointed in the outside of second telescopic link.

Preferably, be sliding connection between limiting plate and the year thing board, and carry and laminate mutually between thing board and the air cushion to the second telescopic link is the symmetric distribution about the perpendicular bisector of carrying the thing board.

Preferably, the adjusting part comprises a limiting cylinder, a handle, a first gear, a second gear, a screw and a lifting column, the left lower end of the limiting cylinder is provided with the handle, the right end of the handle is connected with the first gear, the upper end of the first gear is connected with the second gear, the upper end of the second gear is provided with the screw, and the outer side of the upper end of the screw is sleeved with the lifting column.

Preferably, the first gear is meshed with the second gear, the second gear is fixedly connected with the screw rod, the screw rod is clamped with the limiting cylinder, and the screw rod is meshed with the lifting column.

The utility model provides a buffering and damping device for a highway bridge, which has the following beneficial effects: this public road bridge roof beam buffering damping device adopts mutually supporting between a plurality of subassemblies, not only has multiple shock-absorbing structure, can further improve the shock attenuation shock-absorbing capacity of device main part to can improve the life of bridge, and also be convenient for highly adjust damping device, convenience and application range when improving the use.

1. According to the damping device, the first damping components are arranged below the limiting plate, so that the connecting rod can be driven to move when the limiting plate moves downwards, the sliding seat can be pushed by the connecting rod to move leftwards along the guide rod, meanwhile, the second springs can be pushed and pulled on the left side and the right side of the sliding seat, the limiting plate can be damped, the number of the first damping components is two, the damping effect of the device main body can be improved, meanwhile, the air cushion is arranged at the bottom end of the carrying plate, the carrying plate can be buffered through the air cushion, and the damping performance of the device main body is improved;

2. according to the utility model, the second damping assemblies are arranged below the left end and the right end of the limiting plate, when the limiting plate vibrates, the supporting column can slide in the damping cylinder, at the moment, the third spring can damp the supporting column, and meanwhile, the fourth spring can also damp between the damping cylinder and the limiting plate, so that the damping performance of the device main body is further improved through a double damping structure, and the service life of a bridge above the carrying plate is prolonged;

3. according to the utility model, the adjusting component is arranged below the supporting plate, so that the handle can be conveniently rotated to drive the first gear to rotate, the second gear can drive the screw rod to rotate under the limit of the limit cylinder, the height of the lifting column can be controlled under the meshing of the screw rod and the lifting column, the height of the carrying plate can be adjusted, bridges with different heights can be conveniently supported, the convenience and the application range of the device main body during use are improved, and meanwhile, the first telescopic rods are arranged at the left end and the right end of the top surface of the bottom plate, so that the stability of the supporting plate during up-and-down movement can be improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a buffering and shock-absorbing device for highway bridges according to the present invention;

FIG. 2 is a schematic structural view of a second damping assembly of the buffering and damping device for road and bridge according to the present invention;

fig. 3 is a schematic structural view of an adjusting assembly of the buffering and shock-absorbing device for highway bridges.

In the figure: 1. a device main body; 101. a base plate; 102. a first telescopic rod; 103. a support plate; 104. a limiting plate; 105. an air cushion; 106. a loading plate; 107. a second telescopic rod; 108. a first spring; 2. a first dampening member; 201. a guide bar; 202. a slide base; 203. a second spring; 204. a connecting rod; 3. a second dampening member; 301. a damper cylinder; 302. a support pillar; 303. a third spring; 304. a fourth spring; 4. an adjustment assembly; 401. a limiting cylinder; 402. a handle; 403. a first gear; 404. a second gear; 405. a screw; 406. and (4) lifting the column.

Detailed Description

As shown in FIG. 1, a road bridge buffering and damping device comprises a device body 1, a second damping component 3 and an adjusting component 4, wherein a first damping component 2 is arranged at the center of the inner part of the upper end of the device body 1, the second damping component 3 is arranged at the left and right sides of the inner part of the upper end of the device body 1, the adjusting component 4 is arranged at the center of the lower end of the device body 1, the device body 1 comprises a bottom plate 101, a first telescopic rod 102, a supporting plate 103, a limiting plate 104, an air cushion 105, a carrying plate 106, a second telescopic rod 107 and a first spring 108, the first telescopic rod 102 is connected at the left and right ends of the top surface of the bottom plate 101, the supporting plate 103 is connected at the top end of the first telescopic rod 102, the limiting plate 104 is connected at the top end of the connecting rod 204, the air cushion 105 is arranged at the lower end of the limiting plate 104, the carrying plate 106 is arranged at the upper end of the air cushion 105, and the second telescopic rods 107 are arranged below the left and right sides of the carrying plate 106, the limiting plate 104 is connected with the object carrying plate 106 in a sliding manner, the object carrying plate 106 is attached to the air cushion 105, the second telescopic rods 107 are symmetrically distributed about a perpendicular bisector of the object carrying plate 106, the air cushion 105 is arranged at the bottom end of the object carrying plate 106, the object carrying plate 106 can be buffered through the air cushion 105, the shock absorption performance of the device main body 1 is improved, the second telescopic rods 107 are symmetrically distributed about the perpendicular bisector of the object carrying plate 106, so that the first springs 108 can absorb shock of the object carrying plate 106 for the first time under the limiting of the second telescopic rods 107, the first springs 108 are sleeved on the outer sides of the second telescopic rods 107, the first shock absorption assembly 2 comprises guide rods 201, sliding seats 202, second springs 203 and connecting rods 204, the sliding seats 202 are sleeved on the outer sides of the centers, the second springs 203 are connected to the left and right ends of the sliding seats 202, the number of the guide rods 201 is two, and the guide rods 201 are symmetrically distributed about the perpendicular bisector of the supporting plate 103, and be sliding connection between guide bar 201 and the slide 202, and be fixed connection between slide 202 and the second spring 203, can drive the removal of connecting rod 204 when limiting plate 104 moves down, connecting rod 204 just can promote slide 202 and move left along guide bar 201, second spring 203 just can push and pull in the left and right sides of slide 202 simultaneously, thereby can carry out the shock attenuation to limiting plate 104, and the quantity of first shock attenuation subassembly 2 is provided with two, can improve the shock attenuation effect of device main part 1, the top of slide 202 is connected with connecting rod 204.

As shown in fig. 2-3, the second damping assembly 3 includes a damping cylinder 301, a supporting column 302, a third spring 303 and a fourth spring 304, the supporting column 302 is disposed inside the upper end of the damping cylinder 301, the third spring 303 is disposed inside the lower end of the damping cylinder 301, the fourth spring 304 is sleeved outside the upper end of the supporting column 302, when the limiting plate 104 vibrates, the supporting column 302 can slide inside the damping cylinder 301, at this time, the third spring 303 can damp the supporting column 302, and the fourth spring 304 can also damp between the damping cylinder 301 and the limiting plate 104, so that the damping performance of the apparatus main body 1 is further improved through a dual damping structure, thereby improving the service life of the bridge above the loading plate 106, the adjusting assembly 4 includes a limiting cylinder 401, a handle 402, a first gear 403, a second gear 404, a screw 405 and a lifting column 406, the handle 402 is disposed at the left lower end of the limiting cylinder 401, and a first gear 403 is connected to the right end of the handle 402, a second gear 404 is connected to the upper end of the first gear 403, the upper end of the second gear 404 is provided with a screw 405, the outer side of the upper end of the screw 405 is sleeved with a lifting column 406, the first gear 403 is engaged with the second gear 404, the second gear 404 is fixedly connected with the screw 405, the screw 405 is clamped with the limiting cylinder 401, and the screw 405 is engaged with the lifting column 406, so that the handle 402 can be rotated to drive the first gear 403 to rotate, the second gear 404 can drive the screw 405 to rotate under the limit of the limit cylinder 401, and therefore under the engagement of the screw 405 and the lifting column 406, by controlling the height of the lifting columns 406, the height of the carrier plate 106 can be adjusted, thereby being convenient for support the not bridge of co-altitude, convenience and application range when improving device main part 1 and using.

To sum up, when the buffering and damping device for road and bridge is used, firstly, according to the structure shown in fig. 3, when the device main body 1 is installed, the adjusting component 4 is arranged below the supporting plate 103, so that the handle 402 can be rotated to drive the first gear 403 to rotate, the second gear 404 can drive the screw rod 405 to rotate under the limit of the limit cylinder 401, thereby the height of the lifting column 406 can be controlled under the engagement of the screw rod 405 and the lifting column 406, the height of the carrying plate 106 can be adjusted, thereby bridges with different heights can be supported, the convenience and the use range of the device main body 1 can be improved, meanwhile, the first telescopic rods 102 are arranged at the left end and the right end of the top surface of the bottom plate 101, the stability of the supporting plate 103 during movement can be improved, and then according to the structure shown in fig. 1, when the bridge vibrates, the carrying plate 106 can be driven to vibrate, at this time, the first spring 108 can primarily absorb the shock of the loading plate 106 under the limit of the second telescopic rod 107, then, by disposing the air cushion 105 at the bottom end of the loading plate 106, the loading plate 106 can be buffered by the air cushion 105, the shock absorption performance of the device body 1 is improved, meanwhile, by disposing the first shock absorption assembly 2 below the limit plate 104, the movement of the connecting rod 204 can be driven when the limit plate 104 moves down, the connecting rod 204 can push the sliding seat 202 to move leftwards along the guide rod 201, and simultaneously, the second spring 203 can push and pull on the left and right sides of the sliding seat 202, so that the limit plate 104 can be absorbed with shock, and the number of the first shock absorption assemblies 2 is two, so that the shock absorption effect of the device body 1 can be improved, finally, according to the structure shown in fig. 2, by disposing the second shock absorption assemblies 3 below the left and right ends of the limit plate 104, when the limit plate 104 vibrates, support column 302 can slide in damper cylinder 301, and third spring 303 then can carry out the shock attenuation to support column 302 this moment, and fourth spring 304 also can be to carrying out the shock attenuation between damper cylinder 301 and the limiting plate 104 simultaneously, is convenient for through dual shock-absorbing structure, further improves the damping performance of device main part 1 to improve the life who carries thing board 106 top bridge.

Claims

1. The utility model provides a public road bridge roof beam buffering damping device, includes device main part (1), second shock attenuation module (3) and adjusting part (4), its characterized in that, the inside central authorities in upper end of device main part (1) are provided with first shock attenuation module (2), second shock attenuation module (3) set up in the upper end of device main part (1) inside about both sides, adjusting part (4) set up in the lower extreme central authorities of device main part (1), first shock attenuation module (2) are including guide bar (201), slide (202), second spring (203) and connecting rod (204), slide (202) have been cup jointed in the central authorities outside of guide bar (201), and both ends are connected with second spring (203) about slide (202), the top of slide (202) is connected with connecting rod (204), second shock attenuation module (3) are including a shock attenuation section of thick bamboo (301), The damping cylinder comprises a supporting column (302), a third spring (303) and a fourth spring (304), wherein the supporting column (302) is arranged inside the upper end of the damping cylinder (301), the third spring (303) is arranged inside the lower end of the damping cylinder (301), and the fourth spring (304) is sleeved on the outer side of the upper end of the supporting column (302).

2. A road bridge beam buffering and damping device according to claim 1, characterized in that the number of the guide rods (201) is two, the guide rods (201) are symmetrically distributed about the perpendicular bisector of the support plate (103), the guide rods (201) are slidably connected with the sliding base (202), and the sliding base (202) is fixedly connected with the second spring (203).

3. The road bridge damping device of claim 1, the device main body (1) comprises a bottom plate (101), a first telescopic rod (102), a supporting plate (103), a limiting plate (104), an air cushion (105), a loading plate (106), a second telescopic rod (107) and a first spring (108), the left end and the right end of the top surface of the bottom plate (101) are connected with a first telescopic rod (102), the top end of the first telescopic rod (102) is connected with a supporting plate (103), the top end of the connecting rod (204) is connected with a limiting plate (104), an air cushion (105) is arranged at the lower end of the inner part of the limiting plate (104), an object carrying plate (106) is arranged at the upper end of the air cushion (105), and the lower parts of the left side and the right side of the loading plate (106) are provided with second telescopic rods (107), and a first spring (108) is sleeved on the outer side of the second telescopic rod (107).

4. A road bridge damping device according to claim 3, wherein the limiting plate (104) is slidably connected to the loading plate (106), the loading plate (106) is attached to the air cushion (105), and the second telescopic rods (107) are symmetrically distributed about a perpendicular bisector of the loading plate (106).

5. The road bridge buffer damping device according to claim 1, wherein the adjusting component (4) comprises a limiting cylinder (401), a handle (402), a first gear (403), a second gear (404), a screw (405) and a lifting column (406), the handle (402) is arranged at the lower left end of the limiting cylinder (401), the first gear (403) is connected to the right end of the handle (402), the second gear (404) is connected to the upper end of the first gear (403), the screw (405) is arranged at the upper end of the second gear (404), and the lifting column (406) is sleeved on the outer side of the upper end of the screw (405).

6. The road bridge buffer damping device according to claim 5, wherein the first gear (403) is meshed with the second gear (404), the second gear (404) is fixedly connected with the screw (405), the screw (405) is clamped with the limiting cylinder (401), and the screw (405) is meshed with the lifting column (406).