Novel multi-section pneumatic execution cylinder

• Main Authors: YU MEINAN, DU WANQING, PANG YUANYUAN, YANG JUN, DU QINGLI
• Format: Patent
• Language: Chinese; English
• Published: 12.06.2013
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model relates to a novel multi-section pneumatic execution cylinder which comprises a piston rod, a front end cover, a cylinder body, a front piston ring, a spacer bush, a main piston ring, a rear piston ring, a rear end cover, a communication block, a solenoid valve and air inlets A1, B1, C1 and D1. The front end cover, the front piston ring, the spacer bush and the main piston ring are arranged in a left cavity of the cylinder body, two grooves are sleeved on the piston rod, and the piston rod is integrally connected with the main piston ring through a nut mechanism. The rear piston ring and the rear end cover are arranged in a right cavity of the cylinder body. The air inlets A1, B1, C1 and D1 are arranged on the upper portions of both the left cavity and the right cavity of the cylinder body. The communication block and the solenoid valve are arranged above one side of the cylinder body and are installed on the cylinder body through bolts. By enabling gas to be communicated in the cylinder bod