CN210599996U

CN210599996U - Composite metal friction viscous damper

Info

Publication number: CN210599996U
Application number: CN201921270687.5U
Authority: CN
Inventors: 路冉洋; 谢韩涛; 魏士群; 刘汶津; 韩磊; 周璇
Original assignee: Nanjing Dade Damping Technology Co ltd
Current assignee: Nanjing Dade Damping Technology Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-05-22
Anticipated expiration: 2029-08-07

Abstract

A composite metal friction viscous damper comprises a piston type damper, a first outer sleeve, a second outer sleeve, a third outer sleeve, a friction pad and a fixing bolt; the utility model discloses a compound metal friction viscous damper can understand the assembly of friction damper and viscous damper, has both advantages concurrently, and this product has increased friction surface quantity of friction damper in certain space on the one hand, solves the problem that the friction damper exerted oneself less or was difficult for exerting oneself, and on the other hand can increase the damping ratio of damper to a certain extent.

Description

Composite metal friction viscous damper

Technical Field

The utility model relates to a compound metal friction viscous damper.

Background

The existing viscous damper has small force, and the friction damper is not easy to use in some occasions due to the shape problem of the friction damper which is generally flat.

SUMMERY OF THE UTILITY MODEL

In order to solve the prior art problem, the utility model provides a compound metal friction viscous damper.

The utility model provides a technical scheme does:

a composite metal friction viscous damper comprises a piston type damper, a first outer sleeve, a second outer sleeve, a third outer sleeve, a friction pad and a fixing bolt;

the piston type damper is rod-shaped, the third jacket is sleeved outside the piston type damper, the second jacket is sleeved outside the third jacket, the first jacket is sleeved outside the second jacket, and the friction pad is arranged between the second jacket and the first and third jackets; the first outer sleeve and the third outer sleeve comprise limiting grooves which are the same as the movement direction of the piston rod of the piston type damper, the fixing bolt is fixed on the second outer sleeve and extends into the limiting grooves, and the fixing bolt corresponding to the position of the piston rod of the piston type damper extends from the limiting grooves of the third outer sleeve and is fixed to the piston rod at the end part.

Preferably, the fixed end of the piston damper, the third housing and the first housing are fixed together at the end.

Preferably, the piston rod and the second housing of the piston damper are fixed together at the ends.

The utility model has the advantages that:

the utility model discloses a compound metal friction viscous damper can understand the assembly of friction damper and viscous damper, has both advantages concurrently, and this product has increased friction surface quantity of friction damper in certain space on the one hand, solves the problem that the friction damper exerted oneself less or was difficult for exerting oneself, and on the other hand can increase the damping ratio of damper to a certain extent.

Drawings

Fig. 1 is a schematic structural view of the composite metal friction viscous damper of the present invention;

fig. 2 is a schematic structural view of a piston damper of the composite metal friction viscous damper of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the composite metal friction viscous damper of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings, as shown in fig. 1, fig. 2 and fig. 3, a composite metal friction viscous damper comprises a piston type damper 1, a first outer sleeve 2, a second outer sleeve 3, a third outer sleeve 4, a friction pad 5 and a fixing bolt 6;

the piston type damper 1 is rod-shaped and mainly comprises a cylinder body part and a piston rod part 7, wherein the piston rod part 7 is a moving part and mainly provides a damping effect through a viscous body positioned in the cylinder body; the third jacket 4 is sleeved outside the piston type damper 1, the second jacket 3 is sleeved outside the third jacket 4, the first jacket 2 is sleeved outside the second jacket 3, and the friction pad 5 is arranged between the second jacket 3 and the first and

third jackets

2 and 4, so that when the second jacket 3 moves, the friction pad generates friction force on the second jacket 3 from two surfaces to provide damping resistance; the first jacket 2 and the third jacket 4 comprise a limit groove 8 which has the same moving direction with a piston rod 7 of the piston damper 1, the fixing bolt 6 is fixed on the second jacket 3 and extends into the limit groove 8 of the first jacket 2 and the third jacket 4, the fixing bolt 6 corresponding to the position of the piston rod 7 of the piston damper 1 extends from the limit groove of the third jacket 4 and the end part is fixed on the piston rod 7, and the cylinder body part can be welded in the third jacket 4 through a fixing plate. The fixed end of the piston type damper 1, the third outer sleeve 4 and the first outer sleeve 2 are fixed together at the end part 9, the piston rod 7 of the piston type damper 1 and the second outer sleeve 3 are fixed together at the end part 10, wherein the end part mainly refers to the part of a transverse fixing surface, so that when a pulling force is applied, the end part 10 stretches or contracts, the piston rod 7 and the second outer sleeve 3 are fixed together to move, the piston rod 7 provides viscous damping, and the second outer sleeve 3 and the first outer sleeve 2 and the third outer sleeve 4 slide relatively to generate friction damping and output force, so that continuous output force is maximally corresponding and ensured, and the stability of a building is ensured.

The present invention has been described in detail with reference to the preferred embodiments. However, variations and additions to the embodiments will become apparent to those of ordinary skill in the art upon a reading of the foregoing description. It is the intention of the applicant that all such variations and additions fall within the scope of the invention as claimed.

Claims

1. The utility model provides a compound metal friction viscous damper which characterized in that:

the piston type damper comprises a piston type damper, a first outer sleeve, a second outer sleeve, a third outer sleeve, a friction pad and a fixing bolt;

2. The composite metal friction viscous damper of claim 1, characterized in that:

the fixed end of the piston type damper, the third outer sleeve and the first outer sleeve are fixed together at the end parts.

3. The composite metal friction viscous damper of claim 1, characterized in that:

and a piston rod and a second outer sleeve of the piston type damper are fixed together at the end parts.