CN215629493U

CN215629493U - Be used for reinforced (rfd) damping device of bridge

Info

Publication number: CN215629493U
Application number: CN202122373045.1U
Authority: CN
Inventors: 高崇明
Original assignee: Sichuan Xuankeyang Construction Engineering Co ltd
Current assignee: Sichuan Xuankeyang Construction Engineering Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-01-25
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a damping device for reinforcing a bridge, which comprises a fixed support, wherein a weight reducing groove is formed in the surface of the fixed support, a reinforcing rib is fixedly connected inside the weight reducing groove, a supporting seat is fixedly connected to the upper surface of the fixed support, a sliding groove is formed in the upper surface of the supporting seat, a first sliding block is slidably connected inside the sliding groove, and a balancing weight is fixedly connected to the upper surface of the first sliding block. The effect of shock attenuation is not obvious and can not carry out the problem of effectual buffering.

Description

Be used for reinforced (rfd) damping device of bridge

Technical Field

The utility model relates to the technical field of bridge reinforcement and shock absorption, in particular to a shock absorption device for bridge reinforcement.

Background

The bridge is an extremely important infrastructure, the service life of the bridge is long, the defects such as cracks and the like are easy to occur, the use of the bridge is influenced, the technology and the process for reinforcing the bridge are extremely important, the technology is one of the extremely important processes in the maintenance process of the bridge, the technology of numerous bridges in the existing bridges in China is three, obvious potential safety hazards exist, once the bridges are influenced by emergencies such as heavy traffic, natural disasters and the like, the bridges are extremely likely to be changed into dangerous bridges, therefore, the number of the bridges needing to be maintained, reinforced and modified is huge, and a common bridge reinforcing method is a cross section enlarging reinforcing method, namely concrete is poured around the bridges by planting ribs on the original foundation, and the bearing area of the foundation is enlarged.

The bridge reinforcing device in the prior art needs a damping device, so that when a vehicle enters, vibration can be relieved, and the safety of a bridge is improved, but the conventional bridge reinforcing and damping device has certain problems, for example, a bridge reinforcing device for municipal bridge engineering with the patent number of CN210561785U realizes damping of the bridge through a plurality of springs, and the damping effect is not obvious and effective buffering cannot be performed; and the damping cannot be adjusted according to different requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a damping device for bridge reinforcement, which is provided with a primary damping component, a secondary damping component and a tertiary damping component to fully damp a bridge, and is provided with a damping adjusting component to adjust the damping, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a damping device for bridge reinforcement, includes the fixed bolster, the fixed bolster surface has been seted up and has been subtract heavy groove, subtract the inside fixedly connected with strengthening rib of heavy inslot, fixed bolster upper surface fixedly connected with supporting seat, the spout has been seted up to the supporting seat upper surface, the inside sliding connection of spout has first slider, fixed surface is connected with the balancing weight on the first slider, fixedly connected with bow member between balancing weight and the balancing weight, bow member top fixedly connected with fixed block, the fixed block upper surface is provided with one-level damper assembly, one-level damper assembly top fixedly connected with backup pad, the supporting seat upper surface is provided with second grade damper assembly and tertiary damper assembly respectively, the supporting seat both sides all are provided with shock attenuation adjusting part.

Preferably, the primary damping assembly comprises a first fixing column, a first sliding column and a first spring, the first fixing column is symmetrically arranged on the upper surface of the fixing block, the upper surface of the first fixing column is slidably connected with the first sliding column, and the first spring matched with the first sliding column is fixedly connected between the first fixing column and the supporting plate.

Preferably, second grade damper assembly includes second fixed column, second slip post and second spring, supporting seat top symmetry is provided with the second fixed column, the equal sliding connection in second fixed column both ends has the second slip post, second fixed column one end fixed connection in balancing weight one side is kept away from to the second slip post, fixedly connected with and second slip post assorted second spring between balancing weight and the second fixed column.

Preferably, tertiary damper includes third slip post, third spring and second slider, second slider sliding connection is inside the spout, backup pad one side sliding connection is kept away from to first slider has the third slip post, third slip post one end fixed connection is in second slider one side, fixedly connected with and third slip post assorted third spring between second slider and the first slider.

Preferably, the shock attenuation adjusting part includes the threaded rod and rotates the handle, the supporting seat surface is rotated and is connected with the threaded rod, threaded rod one end is rotated and is connected in second slider one side, threaded rod other end fixedly connected with rotates the handle.

Preferably, one end of the third spring is fixedly connected to one side of the first sliding block, which is far away from the supporting plate, and the other end of the third spring is fixedly connected to one side of the second sliding block, which is close to the supporting plate.

Preferably, the fixed block is fixedly connected to the center of the upper surface of the arch frame, and the fixed block is not in contact with the second fixed column.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the primary damping assembly, the secondary damping assembly and the tertiary damping assembly are arranged, the supporting plate is subjected to primary damping through the mutual matching of the first spring and the first moving column, the arch-shaped frame is subjected to damping through the mutual matching of the second spring and the second moving column, the arch-shaped frame is further subjected to damping through the mutual matching of the third spring and the third moving column, and the problems that the damping of a bridge is realized by a plurality of arranged springs, the damping effect is not obvious and effective buffering cannot be carried out are solved to a certain extent;

2. according to the utility model, the damping adjusting component is arranged, the second sliding block is driven to slide in the sliding groove through the rotation of the threaded rod, and the third spring is extruded through the movement of the second sliding block, so that the damping of the arch-shaped frame is adjusted, and the problem that the damping can not be adjusted according to different requirements is solved to a certain extent.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is a perspective view of the primary cushion member of the present invention.

In the figure: 1. fixing a bracket; 2. a supporting seat; 3. a weight reduction groove; 4. reinforcing ribs; 5. a chute; 6. a first slider; 7. a balancing weight; 8. an arch frame; 9. a fixed block; 10. a primary damping assembly; 1001. a first fixed column; 1002. a first sliding column; 1003. a first spring; 11. a support plate; 12. a secondary damping component; 1201. a second fixed column; 1202. a second sliding column; 1203. a second spring; 13. a tertiary damping assembly; 1301. a third sliding column; 1302. a third spring; 1303. a second slider; 14. a shock absorbing adjustment assembly; 1401. a threaded rod; 1402. the handle is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a damping device for bridge reinforcement, includes fixed bolster 1, and fixed bolster 1 surface is seted up and is subtract heavy groove 3, reduces the weight of fixed bolster 1, facilitates the use. The reinforcing ribs 4 are fixedly connected inside the weight reduction grooves 3, so that the structural strength of the fixing support 1 is improved. Fixed surface is connected with supporting seat 2 on the fixed bolster 1, spout 5 has been seted up to supporting seat 2 upper surface, the inside sliding connection of spout 5 has first slider 6, fixed surface is connected with balancing weight 7 on the first slider 6, fixedly connected with arch-shaped frame 8 between balancing weight 7 and the balancing

weight

7, 8 top fixedly connected with fixed blocks 9 of arch-shaped frame, the 9 upper surfaces of fixed blocks are provided with one-level damper assembly 10, one-level damper assembly 10 top fixedly connected with backup pad 11. The support plate 11 supports the bridge.

First-level damper assembly 10 includes first fixed column 1001, first slip post 1002 and first spring 1003, and first fixed column 1001 symmetry sets up in fixed block 9 upper surface, and first fixed column 1001 upper surface sliding connection has first slip post 1002, fixedly connected with between first fixed column 1001 and the backup pad 11 with first slip post 1002 assorted first spring 1003.

The upper surface of the supporting seat 2 is provided with a second-level damping component 12 and a third-level damping component 13 respectively, and the two sides of the supporting seat 2 are provided with damping adjusting components 14.

Second grade damper assembly 12 includes second fixed column 1201, second slip post 1202 and

second spring

1203, and 2 top symmetries of supporting seat are provided with second fixed column 1201, and the equal sliding connection in second fixed column 1201 both ends has second slip post 1202, and second slip post 1202 keeps away from second fixed column 1201 one end fixed connection in balancing weight 7 one side, fixedly connected with between balancing weight 7 and the second fixed column 1201 and second slip post 1202 assorted second spring 1203. The fixed block 9 is fixedly connected to the center of the upper surface of the arch frame 8, and the fixed block 9 is not in contact with the second fixed column 1201. The second fixing column 1201 is prevented from being damaged.

The three-stage damping assembly 13 comprises a third sliding column 1301, a third spring 1302 and a second sliding block 1303, wherein the second sliding block 1303 is slidably connected inside the sliding groove 5, one side, far away from the supporting plate 11, of the first sliding block 6 is slidably connected with the third sliding column 1301, one end of the third sliding column 1301 is fixedly connected to one side of the second sliding block 1303, and the third spring 1302 matched with the third sliding column 1301 is fixedly connected between the second sliding block 1303 and the first sliding block 6. One end of the third spring 1302 is fixedly connected to the side of the first slider 6 far away from the supporting plate 11, and the other end of the third spring 1302 is fixedly connected to the side of the second slider 1303 near the supporting plate 11.

The shock absorption adjusting assembly 14 comprises a threaded rod 1401 and a rotating handle 1402, the surface of the supporting seat 2 is rotatably connected with the threaded rod 1401, one end of the threaded rod 1401 is rotatably connected with one side of the second slider 1303, and the other end of the threaded rod 1401 is fixedly connected with the rotating handle 1402. The rotary handle 1402 drives the threaded rod 1401 to rotate, and the threaded rod 1401 drives the second sliding block 1303 to slide in the sliding groove 5, so that the damping force of the three-stage damping component 13 is adjusted.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a damping device for bridge reinforcement, includes fixed bolster (1), its characterized in that: the damping device is characterized in that a lightening groove (3) is formed in the surface of the fixed support (1), a reinforcing rib (4) is fixedly connected inside the lightening groove (3), a supporting seat (2) is fixedly connected to the upper surface of the fixed support (1), a sliding groove (5) is formed in the upper surface of the supporting seat (2), a first sliding block (6) is slidably connected inside the sliding groove (5), a balancing weight (7) is fixedly connected to the upper surface of the first sliding block (6), an arch frame (8) is fixedly connected between the balancing weight (7) and the balancing weight (7), a fixed block (9) is fixedly connected to the top of the arch frame (8), a primary damping assembly (10) is arranged on the upper surface of the fixed block (9), a supporting plate (11) is fixedly connected to the top of the primary damping assembly (10), a secondary damping assembly (12) and a tertiary damping assembly (13) are respectively arranged on the upper surface of the supporting seat (2), and shock absorption adjusting components (14) are arranged on two sides of the supporting seat (2).

2. The shock absorbing device for bridge reinforcement according to claim 1, wherein: the primary damping assembly (10) comprises a first fixing column (1001), a first sliding column (1002) and a first spring (1003), the first fixing column (1001) is symmetrically arranged on the upper surface of a fixing block (9), the upper surface of the first fixing column (1001) is connected with the first sliding column (1002) in a sliding mode, and the first spring (1003) matched with the first sliding column (1002) is fixedly connected between the first fixing column (1001) and a supporting plate (11).

3. The shock absorbing device for bridge reinforcement according to claim 1, wherein: second grade damper assembly (12) include second fixed column (1201), second slip post (1202) and second spring (1203), supporting seat (2) top symmetry is provided with second fixed column (1201), the equal sliding connection in both ends of second fixed column (1201) has second slip post (1202), second slip post (1202) are kept away from second fixed column (1201) one end fixed connection in balancing weight (7) one side, fixedly connected with and second slip post (1202) assorted second spring (1203) between balancing weight (7) and second fixed column (1201).

4. The shock absorbing device for bridge reinforcement according to claim 1, wherein: the three-level shock absorption assembly (13) comprises a third sliding column (1301), a third spring (1302) and a second sliding block (1303), the second sliding block (1303) is connected inside the sliding groove (5) in a sliding mode, one side, away from the supporting plate (11), of the first sliding block (6) is connected with the third sliding column (1301) in a sliding mode, one end of the third sliding column (1301) is fixedly connected to one side of the second sliding block (1303), and the third spring (1302) matched with the third sliding column (1301) is fixedly connected between the second sliding block (1303) and the first sliding block (6).

5. A shock absorbing device for bridge reinforcement according to claim 4, wherein: the shock absorption adjusting assembly (14) comprises a threaded rod (1401) and a rotating handle (1402), the surface of the supporting seat (2) is rotatably connected with the threaded rod (1401), one end of the threaded rod (1401) is rotatably connected to one side of the second sliding block (1303), and the other end of the threaded rod (1401) is fixedly connected with the rotating handle (1402).

6. A shock absorbing device for bridge reinforcement according to claim 4, wherein: one end of the third spring (1302) is fixedly connected to one side, far away from the supporting plate (11), of the first sliding block (6), and the other end of the third spring (1302) is fixedly connected to one side, close to the supporting plate (11), of the second sliding block (1303).

7. A shock absorbing device for bridge reinforcement according to claim 3, wherein: the fixed block (9) is fixedly connected to the middle position of the upper surface of the arch frame (8), and the fixed block (9) is not in contact with the second fixed column (1201).