CN212223585U

CN212223585U - Bridge damping device between pier and bridge

Info

Publication number: CN212223585U
Application number: CN202020576503.4U
Authority: CN
Inventors: 不公告发明人
Original assignee: Ningxia Zhengdao Mechanical Engineering Co Ltd
Current assignee: Ningxia Zhengdao Mechanical Engineering Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-25
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a bridge damping device between pier and bridge, including bridge and pier, the downside wall fixedly connected with supporting seat of bridge, the supporting seat is being close to pier one side fixedly connected with steel column and steel insert the ring, the outside wall cover of steel column is equipped with the hot coil spring, the inside wall of pier inlays and is equipped with the ring cover, the inside spiro union of ring cover has the screw rod, the screw rod is pegged graft in steel insert the intra-annular wall face through the inserted block, be connected with supplementary damper between supporting seat and the pier, add supplementary damping device around original damper, it can be located the length of sleeve according to practical application adjusting link, be used for adjusting link and the common support length of sleeve, when vibrations produce, the downward vibrations of bridge, flexure strip and elastic ball are because its elastic property, the opposite direction exerts force, in order to reduce the power between pier and the bridge.

Description

Bridge damping device between pier and bridge

Technical Field

The utility model relates to an ecological remediation technical field specifically is a bridge damping device between pier and bridge.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern traffic industry with high-speed development, bridges are also extended to be constructed for crossing mountain stream, unfavorable geology or meeting other traffic needs to make the passing of buildings more convenient, however, the published utility model (CN201821117257.5) of the bridge discloses a bridge damping device between bridge piers, which adds a damping device between bridge piers and bridges for buffering the vibration of the bridge, but mainly depends on a hot coil spring between bridge piers to buffer and dilute the vibration of pedestrians and vehicles passing through the bridge, but when the vehicles come and go too much, the damping effect is attenuated to some extent, and other damping devices are required to be added for assistance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge damping device between pier and bridge to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bridge damping device between pier and bridge, includes bridge and pier, the lower side wall fixedly connected with supporting seat of bridge, the ring is inserted near pier one side fixedly connected with steel column and steel to the supporting seat, and the outside wall cover of steel column is equipped with the heat and rolls up the spring, and the inside wall face of pier inlays and is equipped with the ring cover, and the inside spiro union of ring cover has the screw rod, and the screw rod is pegged graft in steel insert intra-annular wall face through the inserted block, is connected with supplementary damper between supporting seat and the pier.

Preferably, supplementary damper includes the shock attenuation hole, and the shock attenuation hole is seted up in the outside wall of supporting seat and pier, and the inside wall face in shock attenuation hole has the connecting rod through elastic ball joint, and the spiro union has the sleeve between the connecting rod, and telescopic outside wall has cup jointed the flexure strip, and the both ends fixed connection of flexure strip is in the inside wall face of supporting seat and pier.

Preferably, the number of the auxiliary damping mechanisms is four, the positions of the auxiliary damping mechanisms are uniformly distributed in relation to the central axis of the steel column, and the number of the elastic sheets in the auxiliary damping mechanisms is two.

Preferably, the number of the ring sleeves is four, and the ring sleeves are uniformly distributed relative to the central axis of the steel column.

Preferably, the outer wall surface of the pier is connected to a fastening plate by a fastening member.

Compared with the prior art, add the supplementary damping device around original damper, it can be according to practical application adjusting link is located the length of sleeve for adjusting the common support length of connecting rod and sleeve, when vibrations produce, the bridge shakes downwards, and the flexure strip exerts the force with the elastic ball because its elastic property, opposite direction, in order to reduce the power between pier and the bridge.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. bridge, 2, pier, 21, ring cover, 22, screw rod, 3, supporting seat, 31, steel column, 32, steel insert ring, 4, hot coil spring, 5, auxiliary damping mechanism, 51, damping hole, 52, elastic ball, 53, connecting rod, 54, sleeve, 55, elastic sheet, 6, fastener, 7, and fastening plate.

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, the present invention provides a technical solution: a shock-absorbing device for a bridge between bridge piers comprises a bridge 1 and bridge piers 2, wherein a supporting seat 3 is fixedly connected to the lower side wall surface of the bridge 1, a steel column 31 and a steel insert ring 32 are fixedly connected to one side, close to the bridge piers 2, of the supporting seat 3, a hot coil spring 4 is sleeved on the outer side wall surface of the steel column 31, a ring sleeve 21 is embedded on the inner side wall surface of the bridge piers 2, a screw rod 22 is screwed in the ring sleeve 21, the screw rod 22 is inserted in the inner side wall surface of the steel insert ring 32 through an insert block, an auxiliary shock-absorbing mechanism 5 is connected between the supporting seat 3 and the bridge piers 2, the stability of the bridge 1 and the bridge piers 2 can be enhanced through the mutual connection of the insert block and the screw rod 22, when the bridge vibrates, the hot coil spring 4 sleeved on the outer side wall surface of the steel column 31 supports the supporting seat 3 and the bridge piers 2, the downward vibration, the rubber pad can also buffer part of the vibration force.

Specifically, supplementary damper 5 includes shock attenuation hole 51, shock attenuation hole 51 is seted up in the outside wall of supporting seat 3 and pier 2, the inside wall face of shock attenuation hole 51 has connecting rod 53 through elastic ball 52 joint, the spiro union has sleeve 54 between connecting rod 53, the outside wall of sleeve 54 has cup jointed flexure strip 55, the both ends fixed connection of flexure strip 55 is in the inside wall face of supporting seat 3 and pier 2, when supplementary damper 5 of installation, accessible adjusting rod 53 spiro union goes into length in the sleeve 54, be used for adjusting its support distance, when vibrations take place, elastic ball 52 and flexure strip 55 in the supplementary damper 5 are because its elastic property, can slow down the vibrations effect.

Specifically, the number of the auxiliary damping mechanisms 5 is four, the positions of the auxiliary damping mechanisms are uniformly distributed about the central axis of the steel column 31, the number of the elastic sheets 55 in the auxiliary damping mechanisms 5 is two, and the auxiliary damping mechanisms 5 are four and uniformly distributed, so that the average damping is facilitated, and the force concentrated on the steel column 31 or the hot coil spring 4 in the original damping device is diluted.

Specifically, the number of the ring sleeves 21 is four, the ring sleeves 21 are uniformly distributed about the central axis of the steel column 31, the number of the ring sleeves 21 is equal to that of the screw rods 22, and the ring sleeves 21 and the screw rods 22 are uniformly distributed on the inner side wall surface of the pier 2 to provide a stable fixing structure for the pier 2.

Specifically, the outer side wall surface of the pier 2 is connected with a fastening plate 7 through a fastening piece 6, and when the bridge pier is used, the fastening plate 7 is encircled on the outer side wall surface of the pier 2 and is fixed by the fastening piece 6, so that when the bridge pier 2 is protected and cracked, the bridge pier is not damaged instantly, and safe time for people to retreat is reserved.

The working principle is as follows: when the bridge pier is used, the fastening plate 7 is annularly framed on the outer side wall surface of the bridge pier 2 and is fixed by the fastening piece 6, so that when the bridge pier 2 is protected and cracked, the bridge pier is not instantaneously damaged, and safe time for withdrawing personnel is reserved;

when the bridge vibrates, as shown in fig. 1, the thermal coil spring 4 sleeved on the outer side wall surface of the steel column 31 supports the position between the support base 3 and the bridge pier 2, so that the downward vibration of the bridge 1 can be reduced, the steel column 31 slides in a sliding groove in the bridge pier 2, a rubber pad is fixedly connected to the inner side wall surface of the sliding groove where the steel column 31 is located, and the rubber pad can also buffer part of the vibration force;

when the auxiliary damping mechanism 5 is installed, the length of the sleeve 54 can be adjusted by screwing the adjusting connecting rod 53 into the sleeve, so that the supporting distance of the sleeve can be adjusted, when vibration occurs, the elastic ball 52 and the elastic sheet 55 in the auxiliary damping mechanism 5 can reduce the vibration effect due to the elastic performance of the elastic ball and the elastic sheet, and the auxiliary damping mechanism 5 is uniformly distributed at four positions, so that average damping is facilitated, and the auxiliary damping mechanism is used for diluting the force concentrated on the steel column 31 or the hot coil spring 4 in the original damping device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a bridge damping device between pier and bridge which characterized in that: including bridge (1) and pier (2), downside wall fixedly connected with supporting seat (3) of bridge (1), ring (32) is inserted near pier (2) one side fixedly connected with steel column (31) and steel in supporting seat (3), the outside wall cover of steel column (31) is equipped with hot coil spring (4), the inside wall face of pier (2) inlays and is equipped with ring cover (21), the inside spiro union of ring cover (21) has screw rod (22), screw rod (22) are pegged graft in ring (32) inside wall face of steel through the inserted block, be connected with supplementary damper (5) between supporting seat (3) and pier (2).

2. The bridge damping device between a pier and a bridge according to claim 1, wherein: supplementary damper (5) are including shock attenuation hole (51), the outside wall of supporting seat (3) and pier (2) is seted up in shock attenuation hole (51), the inside wall face of shock attenuation hole (51) has connecting rod (53) through elastic ball (52) joint, the spiro union has sleeve (54) between connecting rod (53), the outside wall of sleeve (54) cup joints flexible piece (55), the both ends fixed connection of flexible piece (55) is in the inside wall face of supporting seat (3) and pier (2).

3. The bridge damping device between a pier and a bridge according to claim 2, wherein: the number of the auxiliary damping mechanisms (5) is four, the positions of the auxiliary damping mechanisms are uniformly distributed relative to the central axis of the steel column (31), and the number of the elastic sheets (55) in the auxiliary damping mechanisms (5) is two.

4. The bridge damping device between a pier and a bridge according to claim 3, wherein: the number of the ring sleeves (21) is four, and the ring sleeves (21) are uniformly distributed relative to the central axis of the steel column (31).

5. The bridge damping device between a pier and a bridge according to claim 2, wherein: the outer side wall surface of the pier (2) is connected with a fastening plate (7) through a fastening piece (6).