一种放大型负泊松比减振装置

CN122148706BActive Publication Date: 2026-07-17厦门工学院 +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
厦门工学院
Filing Date
2026-05-08
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing large-scale energy-consuming systems have room for optimization in terms of displacement amplification, stable force transmission, and efficient energy consumption. Negative Poisson's ratio steel plates are difficult to manufacture, costly, and inconvenient to maintain.

Method used

An amplified negative Poisson's ratio vibration reduction device was designed. It adopts a support rod to form a lever amplification mechanism, combined with a modular negative Poisson's ratio energy dissipation unit. The displacement is transmitted through the support rod, and the guide rod moves under the action of external force, squeezing the energy dissipation unit to achieve deformation amplification. The energy dissipation unit can be assembled and partially replaced as needed.

Benefits of technology

It improves vibration reduction efficiency, reduces processing difficulty and cost, enables rapid repair and maintenance, and facilitates replacement after localized damage.

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Abstract

本发明提供了一种放大型负泊松比减振装置,涉及减振装置技术领域,其包括有第一安装模块、两个第二安装模块、第一支撑杆、两个第二支撑杆,以及两个负泊松比耗能模块;第一支撑杆一端铰接于第一安装模块上;两个第二支撑杆的一端铰接于第一支撑杆上,另一端分别铰接于两个第二安装模块上;负泊松比耗能模块包括有导杆,套设于导杆外的外壳体;导杆上可移动设置有至少一个第一挡板以及两个第二挡板,置于外壳体内;置于第一挡板和第二挡板之间的腔室设置有多个负泊松比耗能单元。该减振装置提高负泊松比耗能钢板的实际变形幅值,提升减振耗能效率,同时拼装式负泊松比耗能单元降低了整体成型加工难度,有利于受损后快速修复与维护。
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