Air pressure damping shock absorption device

• Main Author: LIN HONGGUI
• Format: Patent
• Language: Chinese; English
• Published: 03.11.2023
• 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 relates to the technical field of shock absorption, and provides an air pressure damping shock absorption device which comprises an outer cylinder, one end of the outer cylinder is connected with an outer cylinder fixing seat, the other end of the outer cylinder is connected with an outer cylinder cover, a piston is arranged in the outer cylinder in a sliding mode, and the piston penetrates through the outer cylinder cover and then extends out of the outer cylinder. A first guide assembly and a first sealing assembly are arranged between the end, located on the outer cylinder, of the piston and the inner wall of the outer cylinder, and a second sealing assembly, a second guide assembly and a dustproof assembly are arranged between the inner wall of the outer cylinder cover and the outer wall of the piston. The lower end of the outer cylinder fixing seat and the upper end of the piston form a first air pressure chamber in the outer cylinder. By means of the technical scheme, the problem that