Piston assembly with rotating bearing

• Main Authors: SONG CHUNLEI, WANG MINGHUI, DIAO AILONG, WANG PEI, LI XIAOJUN
• Format: Patent
• Language: Chinese; English
• Published: 17.05.2024
• 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 invention relates to the technical field of air springs, in particular to a piston assembly with a rotating bearing, which comprises a mounting cover positioned at the top, a first shell arranged below the mounting cover, the rotating bearing buckled between the mounting cover and the first shell, and a second shell welded below the first shell, the mounting cover comprises a matching surface, an abutting part and a buckling part, the abutting part and the buckling part are located on the periphery of the matching surface, the first shell comprises an upper top seat, the upper top seat is roughly cylindrical, a cylindrical cavity is roughly formed in the upper top seat, the buckling part is arranged at the top of the upper top seat, the rotating bearing is an end face bearing rotating up and down, and the rotating bearing is a rotating shaft. A limiting part is arranged at the bottom end of the rotating bearing and is in a circular ring shape. The rotating bearing is installed between the installation cov