CN215166569U

CN215166569U - Building damping support

Info

Publication number: CN215166569U
Application number: CN202120820287.8U
Authority: CN
Inventors: 李元东
Original assignee: GUIZHOU ZHONGJIAN ARCHITECTURAL SCIENCE DESIGN INSTITUTE CO LTD
Current assignee: GUIZHOU ZHONGJIAN ARCHITECTURAL SCIENCE DESIGN INSTITUTE CO LTD; Guizhou China Construction Architecture Research and Design Institute Co Ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-14
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a building vibration damping support, which comprises a base, a support plate and a vibration damping component arranged between the base and the support plate; the vibration reduction assembly comprises a guide rail fixed at the bottom of the support plate, two sliding block assemblies in sliding fit with the guide rail, a connecting rod hinged between the sliding block assemblies and the base and a vibration reduction spring assembly for blocking the outward sliding of the sliding block assemblies; the shock mount may be disposed between the upper structure and the lower support system of the building to reduce the seismic response of the upper structure.

Description

Building damping support

Technical Field

The utility model belongs to the building field, concretely relates to building damping support.

Background

The building vibration reduction technology reduces the earthquake energy transmission to the upper structure by prolonging the period of the building structure and giving larger damping to the structure,_{a kind of}Make it_{Construction of buildings}On the upper part_{Vibration damping}Part (A)_{Branch stand}Knot_SeatThe acceleration response of the structure decreases. Meanwhile, the larger displacement generated by the structure is borne by the vibration reduction mechanism, so that the safety of the upper structure is greatly improved. In the prior art, a common rubber shock insulation support and a lead core rubber shock insulation support are mainly adopted due to good shock insulation performance andgood durability has become the predominant type of seismic isolation bearing in seismic isolation structures. However, in the common rubber seismic isolation bearing and the lead rubber seismic isolation bearing, the maximum deformation capacity of the rubber is limited, so that the damping effect is limited.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is an object of the present invention to provide a building vibration damping mount that can be arranged between the superstructure and the lower support system of a building to reduce the seismic response of the superstructure in the vertical direction.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a building vibration reduction support comprises a base, a support plate and a vibration reduction assembly arranged between the base and the support plate; the vibration reduction assembly comprises a guide rail fixed at the bottom of the support plate, two sliding block assemblies in sliding fit with the guide rail, a connecting rod hinged between the sliding block assemblies and the base and a vibration reduction spring assembly for blocking the outward sliding of the sliding block assemblies;

further, the vibration reduction assemblies are three groups; the three groups of vibration reduction assemblies are distributed in an equilateral triangle;

further, the guide rail is an I-shaped guide rail; the sliding block component comprises an n-shaped sliding block in single-degree-of-freedom sliding fit with the I-shaped guide rail and a sliding block seat fixed at the bottom of the sliding block; a sliding bearing seat I is integrally formed at one end of the sliding block seat, a hinge shaft I is installed in the sliding bearing seat I, and the sliding bearing seat I is hinged with the upper end of the connecting rod through the hinge shaft I;

further, a sliding bearing seat II is fixedly arranged on the top surface of the base, a hinge shaft II is installed in the sliding bearing seat II, and the sliding bearing seat II is hinged with the lower end of the connecting rod through the hinge shaft II;

furthermore, the damping spring assembly comprises a limiting plate fixed on the bottom surface of the supporting plate and a damping spring supported at the end parts of the limiting plate and the sliding block seat; the limiting plate is provided with a through hole, and the end part of the sliding block seat is fixedly provided with a spring mounting rod penetrating through the through hole; the damping spring is sleeved outside the spring mounting rod.

The utility model has the advantages that: the utility model discloses a building damping support can be arranged between the upper structure and the lower support system of the building, and the earthquake response of the upper structure is reduced by arranging a vibration isolation device between the upper structure and the lower support system; after the damping assembly is installed, under the action of the self weight of an upper system of a building, two sliding blocks in the damping assembly tend to be away from each other, so that damping springs on two sides are compressed; when an earthquake drives the lower supporting system of the building to vibrate up and down, the base is driven to vibrate up and down, so that the two sliding blocks in the vibration damping assembly slide back and forth, the vibration damping springs are repeatedly compressed, and the impact of the lower structure of the building on the upper structure in the vertical direction is reduced through the vibration damping springs, so that the vibration damping effect is achieved.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a front view of the building damping mount of the present invention;

fig. 2 is an axonometric view of the vibration damping module of the present invention.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

Example one

As shown in fig. 1, the vibration damping mount for buildings of the present embodiment includes a base 2, a support plate 1, and a vibration damping assembly 3 disposed between the base 2 and the support plate 1; the supporting plate 1 and the base 2 can be respectively fixed on an upper structure and a lower supporting system of a building through fasteners such as bolts and the like; the damping assembly 3 comprises a guide rail 31 fixed at the bottom of the support plate 1, two sliding block assemblies in sliding fit with the guide rail 31, a connecting rod 33 hinged between the sliding block assemblies and the base 2 and a damping spring 36 assembly for blocking outward sliding of the sliding block assemblies;

as shown in fig. 2, the damping assemblies 3 are three groups; the three groups of damping assemblies 3 are distributed in an equilateral triangle; the guide rail 31 is an I-shaped guide rail 31; the sliding block assembly comprises an n-shaped sliding block 35 in single-degree-of-freedom sliding fit with the I-shaped guide rail 31 and a sliding block seat 32 fixed at the bottom of the sliding block 35; the slide block 35 is matched with the guide rail 31 in a single-degree-of-freedom sliding fit mode, and the slide block 35 can only slide along the guide rail 31 to avoid derailment; as shown in fig. 2, each damping assembly 3 comprises two sets of oppositely disposed slider assemblies, connecting rods 33 and damping spring 36 assemblies; a sliding bearing seat I is integrally formed at the outer end of the sliding block seat 32, a hinge shaft I is installed in the sliding bearing seat I, and the sliding bearing seat I is hinged with the upper end of a connecting rod 33 through the hinge shaft I; a sliding bearing seat II 34 is fixedly arranged on the top surface of the base 2, a hinge shaft II is arranged in the sliding bearing seat II 34, and the hinge shaft II is hinged with the lower end of the connecting rod 33; the sliding bearing seat I and the sliding bearing seat II 34 adopt a sliding bearing seat structure in the prior art;

as shown in fig. 2, the damping spring 36 assembly includes a limit plate 37 fixed to the bottom surface of the support plate 1 and a damping spring 36 supported on the limit plate 37 and the end of the slider seat 32; the limiting plate 37 is provided with a through hole, and the end of the sliding block seat 32 is fixedly provided with a spring mounting rod 38 penetrating through the through hole; the damping spring 36 is sleeved on the spring mounting rod 38; reinforcing ribs 39 are arranged between the limiting plate 37 and the supporting plate 1 so as to improve the structural strength of the limiting plate 37; after installation, under the action of the self weight of the upper system of the building, the two sliding blocks 35 in the damping assembly 3 tend to be away from each other, so that the damping springs 36 on the two sides are compressed; when an earthquake drives the lower supporting system of the building to vibrate up and down, the base 2 is driven to vibrate up and down, so that the two sliding blocks 35 in the damping assembly 3 slide back and forth, the damping spring 36 is compressed repeatedly, and the impact of the lower structure of the building on the upper structure in the vertical direction is reduced through the damping spring 36, so that the damping effect is achieved.

Certainly, in order to quickly attenuate the vibration energy, a damper or a shock absorber may be further installed between the limiting plate 37 and the end of the slider seat 32, the damper or the shock absorber may have an existing structure, which is not described herein, and the vibration energy may be quickly dissipated through the damper or the shock absorber, thereby further protecting the building structure.

The above description of the specific embodiments is only intended to facilitate the understanding of the method of the present invention and its core idea. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A building damping support is characterized in that: the vibration reduction device comprises a base, a supporting plate and a vibration reduction assembly arranged between the base and the supporting plate; the damping assembly comprises a guide rail fixed at the bottom of the supporting plate, two sliding block assemblies in sliding fit with the guide rail, a connecting rod hinged between the sliding block assemblies and the base, and a damping spring assembly used for blocking the outward sliding of the sliding block assemblies.

2. The building vibration dampening mount as set forth in claim 1, wherein: the vibration reduction assemblies are three groups; the three groups of damping assemblies are distributed in an equilateral triangle shape.

3. The building vibration dampening mount as set forth in claim 2, wherein: the guide rail is an I-shaped guide rail; the sliding block component comprises an n-shaped sliding block in single-degree-of-freedom sliding fit with the I-shaped guide rail and a sliding block seat fixed at the bottom of the sliding block; slider seat one end integrated into one piece has sliding bearing seat I, install hinge I in the sliding bearing seat I, and pass through hinge I is articulated with the connecting rod upper end.

4. The building vibration dampening mount as set forth in claim 3, wherein: the base top surface is fixed and is equipped with sliding bearing seat II, install hinge II in the sliding bearing seat II, and pass through hinge II is articulated with the connecting rod lower extreme.

5. The building vibration dampening mount as set forth in claim 4, wherein: the damping spring assembly comprises a limiting plate fixed on the bottom surface of the supporting plate and a damping spring supported at the end parts of the limiting plate and the sliding block seat; the limiting plate is provided with a through hole, and the end part of the sliding block seat is fixedly provided with a spring mounting rod penetrating through the through hole; the damping spring is sleeved outside the spring mounting rod.