Multi-stage vibration absorption device

• Main Authors: TONG ZHANJIE, ZHANG LEI, JIA ZHIYAN, QU ZHE, KOU XIAOYANG, DONG CHANGLU, WU SHENGQUAN, MU JUNBIN, YANG HANG, LI ZHISHEN
• Format: Patent
• Language: Chinese; English
• Published: 31.12.2021
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MEANS FOR DAMPING VIBRATION; MECHANICAL ENGINEERING; SHOCK-ABSORBERS; SPRINGS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model provides a multistage vibration absorption device, which belongs to the technical field of vibration absorption devices and comprises a collision plate, a mounting plate spaced from the collision plate and an energy absorption structure connected between the collision plate and the mounting plate. The energy absorption structure comprises multiple stages of energy absorption pipes which are sequentially sleeved from inside to outside, the first end of each stage of energy absorption pipe is connected with the collision plate, and the second end of each stage of energy absorption pipe extends out of the mounting plate; wherein the second end of at least one stage of energy absorption pipe is connected with the mounting plate, moving spaces exist between the second ends of the other stages of energy absorption pipes and the mounting plate, and the distances between the moving spaces are different. According to the multi-stage vibration absorption device provided by the utility model, the multi