Ball valve with automatic compensation sealing function

• Main Authors: TENG NAN, LIM HO, LI JUNHUI, TENG HUIQIONG, TENG XINTING, ZHOU WU
• Format: Patent
• Language: Chinese; English
• Published: 22.07.2022
• 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 invention provides a ball valve with an automatic compensation sealing function, and relates to the field of ball valves.The ball valve comprises a valve shell, two spherical valve bodies are rotationally connected into the valve shell, sealing washers are slidably connected to the middles of the left side and the right side of each spherical valve body, and spring pieces are arranged between the left inner side wall and the right inner side wall of the valve shell and the sealing washers; a transmission gear is rotationally connected to the middle of the top of the valve shell, the top of the transmission gear is connected with a driving worm, a sealing block is inserted into the end face of the top of the valve shell, a sealing buckle plate is arranged in the middle of the front side wall of the valve shell, and two spherical valve bodies are arranged in the valve shell. The pipeline is blocked through the sealing washers on the two sides of the other spherical valve body, and the sealing performance of