Rear spring buffer damper

• Main Authors: ZHONG YONGZHANG, DING JINYU, LIU XINSONG, QUAN QIXING
• Format: Patent
• Language: Chinese; English
• Published: 23.09.2022
• 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 discloses a rear spring buffer damper which comprises a cylinder body, a piston, a piston rod and an installation shell, the installation shell and an installation base are fixedly arranged, a buffer spring is arranged on the outer side of the installation base in a sleeved mode, the piston is movably arranged in the cylinder body, the piston rod and the piston are fixed, the piston rod extends out of the lower end of the cylinder body, and the piston is provided with a pressure assembly. The pressure assembly comprises a compression spring and a sealing plate, the piston is provided with a plurality of air guide holes and coaxially and fixedly arranged on the outer side of the upper end of the piston rod in a sleeving mode, the piston rod is fixedly provided with a limiting plate, the limiting plate is located below the piston, and the two ends of the compression spring abut against the sealing plate and the limiting plate correspondingly to be used for compressing the sealing plate. The se