CN219240267U

CN219240267U - Multistage friction pendulum vibration reduction and isolation support

Info

Publication number: CN219240267U
Application number: CN202320662452.0U
Authority: CN
Inventors: 徐孝龙; 莫涛涛; 谭宗宽
Original assignee: China Construction Fifth Engineering Bureau Co Ltd
Current assignee: China Construction Fifth Engineering Bureau Co Ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-06-23
Anticipated expiration: 2033-03-29

Abstract

The utility model relates to the technical field of bridge supports and discloses a multistage friction pendulum vibration reduction and isolation support, which comprises a supporting plate, wherein a placement rod is fixedly connected to the top of the supporting plate, a buffer assembly is fixedly connected to the top of the placement rod, an arc plate is fixedly connected to the surface of the buffer assembly, a sliding groove is formed in the surface of the arc plate, a friction assembly is slidingly connected to the inside of the sliding groove, a sliding plate is fixedly connected to the top of the friction assembly, a fixing plate is fixedly connected to the surface of the sliding plate, a mounting rod is fixedly connected to the surface of the fixing plate, and limiting plates are fixedly connected to the arc plate and the sliding plate. This multistage friction pendulum subtracts isolation bearing through placing the setting of pole and buffering subassembly, when personnel use, will place the pole and fix, when taking place the earthquake then, first rubber pad and second rubber pad are buffered through the power that the steel sheet will receive to the purpose that rocks and vibrations that will produce when taking place the earthquake buffer has been reached.

Description

Multistage friction pendulum vibration reduction and isolation support

Technical Field

The utility model relates to the technical field of bridge supports, in particular to a multistage friction pendulum vibration reduction and isolation support.

Background

The friction pendulum vibration reduction and insulation support is a vibration reduction and insulation support with wide application prospect, can be used for buildings with vibration reduction and insulation requirements such as bridges, house construction steel structures and the like, and has ageing resistance, performance stability and environmental protection superior to other vibration reduction and insulation supports. As China is a multi-earthquake country, earthquake intensities are different, and earthquakes with different intensities exist in the same area.

However, the existing multistage friction pendulum damping and isolation support has the following disadvantages:

(1) When an earthquake happens, the generated shaking and vibration often damages the multistage friction pendulum vibration reduction and insulation support, so that the use effect is poor;

(2) When an earthquake occurs, the multistage friction pendulum vibration reduction and insulation support can generate larger abrasion, so that the service life of the multistage friction pendulum vibration reduction and insulation support is not long, and meanwhile, the multistage friction pendulum vibration reduction and insulation support can be dislocated and deviated along with the earthquake, so that the multistage friction pendulum vibration reduction and insulation support is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a multistage friction pendulum vibration reduction and insulation support, which solves the problems that the multistage friction pendulum vibration reduction and insulation support is inconvenient to buffer, is inconvenient to wear and prevents dislocation in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a multistage friction pendulum subtracts shock insulation support, includes the backup pad, the top fixedly connected with of backup pad places the pole, the top fixedly connected with buffer assembly of placing the pole, buffer assembly's fixed surface has the arc, the spout has been seted up on the arc surface, the inside sliding connection of spout has friction subassembly, friction subassembly's top fixedly connected with sliding plate, sliding plate's fixed surface has the fixed plate, the fixed surface of fixed plate is connected with the installation pole, arc and sliding plate equal fixedly connected with limiting plate.

Optionally, the buffer assembly includes first rubber pad, steel sheet and second rubber pad, the inside fixedly connected with steel sheet of first rubber pad and second rubber pad.

Optionally, the friction subassembly includes slide bar, friction block and wear pad, the equal fixedly connected with slide bar in both sides of friction block, the equal fixedly connected with wear pad in both sides of friction block surface.

Optionally, a plurality of grooves are formed in the surface of the supporting plate, and fixing bolts penetrate through internal threads of the grooves.

Optionally, both sides on backup pad surface are all fixedly connected with base, the bottom fixedly connected with lime powder of base.

Optionally, the inside of arc and sliding plate is all fixedly connected with wearing pad, the shape of wearing pad is the arc.

(III) beneficial effects

The utility model provides a multistage friction pendulum vibration reduction and isolation support, which has the following beneficial effects:

1. this multistage friction pendulum subtracts isolation bearing through placing the setting of pole and buffering subassembly, when personnel use, will place the pole and fix, when taking place the earthquake then, first rubber pad and second rubber pad are buffered through the power that the steel sheet will receive to the purpose that rocks and vibrations that will produce when taking place the earthquake buffer has been reached.

2. This multistage friction pendulum subtracts shock insulation support, through the setting of arc, friction subassembly, sliding plate and limiting plate, when taking place the earthquake, arc and sliding plate slide through the slide bar, and the wear pad will reduce the wearing and tearing of friction block then, makes its life longer, and the limiting plate blocks friction subassembly to reached the wearing and tearing of friction block when taking place the earthquake and carry out spacingly arc and sliding plate, prevented that it from taking place the earthquake and just directly stagger the purpose.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a split structure of the present utility model;

FIG. 3 is a schematic view of a friction pack according to the present utility model;

FIG. 4 is a schematic view of a buffer assembly according to the present utility model.

In the figure: 1. a support plate; 2. placing a rod; 3. a buffer assembly; 301. a first rubber pad; 302. a steel plate; 303. a second rubber pad; 4. an arc-shaped plate; 5. a friction assembly; 501. a slide bar; 502. a friction block; 503. a wear pad; 6. a sliding plate; 7. a fixing plate; 8. a mounting rod; 9. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a multistage friction pendulum damping and isolation support, including backup pad 1, the top fixedly connected with of backup pad 1 places pole 2, the top fixedly connected with buffer assembly 3 of placing pole 2, through the setting of placing pole 2 and buffer assembly 3, when personnel use, will place pole 2 and fix, when the earthquake takes place in succession, first rubber pad 301 and second rubber pad 303 cushion through the power that steel sheet 302 will receive, thereby the purpose that will produce rocking and vibrations when the earthquake will take place is reached buffering, buffer assembly 3's fixed surface is connected with arc 4, the spout has been seted up on arc 4 surface, the inside sliding connection of spout has friction subassembly 5, friction subassembly 5's top fixedly connected with sliding plate 6, sliding plate 6's fixed surface is connected with fixed plate 7, fixed plate 7's surface fixedly connected with installation pole 8, arc 4 and sliding plate 6 all fixedly connected with limiting plate 9, through arc 4, friction subassembly 5, sliding plate 6 and limiting plate 9's setting, when the earthquake takes place, thereby the purpose that will reduce the friction pad 503 will reduce the vibration pad, wear and tear down in order to prevent that arc 502 will take place in the arc and the limit plate 502 is carried out, the purpose is further to the friction pad 502 is more directly carried out to the limit wear and the limit plate 502 takes place;

the buffer assembly 3 comprises a first rubber pad 301, a steel plate 302 and a second rubber pad 303, wherein the steel plate 302 is fixedly connected to the inside of the first rubber pad 301 and the second rubber pad 303, and the received force can be buffered through the arrangement of the first rubber pad 301, the steel plate 302 and the second rubber pad 303;

the friction assembly 5 comprises a sliding rod 501, a friction block 502 and a wear-resistant pad 503, wherein the sliding rod 501 is fixedly connected to two sides of the friction block 502, the wear-resistant pad 503 is fixedly connected to two sides of the surface of the friction block 502, and the wear resistance is improved through the arrangement of the sliding rod 501, the friction block 502 and the wear-resistant pad 503;

the surface of the supporting plate 1 is provided with a plurality of grooves, the internal threads of the grooves penetrate through fixing bolts, and the fixing bolts are arranged, so that people can conveniently fix the supporting plate 1;

the two sides of the surface of the supporting plate 1 are fixedly connected with the base, the bottom of the base is fixedly connected with lime powder, and people can conveniently support the supporting plate 1 through the arrangement of the base;

the inside of arc 4 and sliding plate 6 all fixedly connected with wearing and tearing pad, the shape of wearing and tearing pad is the arc, through wearing and tearing pad's setting, has improved the wearing and tearing degree of arc 4 and sliding plate 6.

In the utility model, the working steps of the device are as follows:

1. firstly, when a person uses the device, the placing rod 2 is fixed, and then when an earthquake occurs, the first rubber pad 301 and the second rubber pad 303 buffer the received force through the steel plate 302;

2. finally, when an earthquake occurs, the arc-shaped plate 4 and the sliding plate 6 slide through the sliding rod 501, and then the wear-resisting pad 503 reduces the wear of the friction block 502, so that the service life of the friction block is longer, and the friction assembly 5 is blocked by the limiting plate 9.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 multistage friction pendulum subtracts isolation bearing, includes backup pad (1), its characterized in that: the top of the supporting plate (1) is fixedly connected with a placing rod (2), the top of the placing rod (2) is fixedly connected with a buffer component (3), the surface of the buffer component (3) is fixedly connected with an arc plate (4), the surface of the arc plate (4) is provided with a chute, the inside of the chute is slidably connected with a friction component (5), the top fixedly connected with sliding plate (6) of friction subassembly (5), the fixed surface of sliding plate (6) is connected with fixed plate (7), the fixed surface of fixed plate (7) is connected with installation pole (8), arc (4) and sliding plate (6) all fixedly connected with limiting plate (9).

2. The multi-stage friction pendulum vibration reduction and isolation mount of claim 1, wherein: the buffer assembly (3) comprises a first rubber pad (301), a steel plate (302) and a second rubber pad (303), wherein the steel plate (302) is fixedly connected to the inside of the first rubber pad (301) and the inside of the second rubber pad (303).

3. The multi-stage friction pendulum vibration reduction and isolation mount of claim 1, wherein: the friction assembly (5) comprises a sliding rod (501), friction blocks (502) and wear-resistant pads (503), wherein the sliding rod (501) is fixedly connected to two sides of each friction block (502), and the wear-resistant pads (503) are fixedly connected to two sides of the surface of each friction block (502).

4. The multi-stage friction pendulum vibration reduction and isolation mount of claim 1, wherein: a plurality of grooves are formed in the surface of the supporting plate (1), and fixing bolts penetrate through internal threads of the grooves.

5. The multi-stage friction pendulum vibration reduction and isolation mount of claim 1, wherein: both sides on backup pad (1) surface are all fixedly connected with base, the bottom fixedly connected with lime powder of base.

6. The multi-stage friction pendulum vibration reduction and isolation mount of claim 1, wherein: the inside of arc (4) and sliding plate (6) is all fixedly connected with wearing and tearing pad, the shape of wearing and tearing pad is the arc.