Vibration reduction and displacement compensation device

• Main Authors: WANG SHENGLIN, ZU BAOHUA, ZHANG SHIMING, LIU CHENGJUN, XIAO XINYUAN, WEI QINWEN
• Format: Patent
• Language: Chinese; English
• Published: 31.07.2020
• Subjects: BLASTING; EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; ENGINEERING ELEMENTS AND UNITS; FIXED CONSTRUCTIONS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MEANS FOR DAMPING VIBRATION; MECHANICAL ENGINEERING; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS; SHOCK-ABSORBERS; SPRINGS; THERMAL INSULATION IN GENERAL; WEAPONS

The invention discloses a vibration reduction and displacement compensation device which includes a central shaft, a spring shaft, a limiting shaft, a locking block, a vibration reduction rubber shell, a joint and a spring sliding shell. The central shaft, the spring shaft and the limiting shaft are fixedly connected, the central shaft is in spline fit connection with the locking block, the locking block is fixedly connected with the vibration reduction rubber shell, a steel sleeve is installed in the vibration reduction rubber shell, and vibration reduction rubber is arranged between the steel sleeve and the central shaft. A vibration reduction spring shell is fixedly connected to one end of the joint, and the other end of the joint is fixedly connected to the spring sliding shell, and the spring sliding shell is in spline fit connection with the limiting shaft. A limiting cylinder sleeves the spring shaft, one end of the limiting cylinder is in contact with the limiting shaft, the other end of the limiting