Novel electric butterfly valve

• Main Authors: QIN HAILIANG, SHI MEIHUA, QIN ZHONGLIN, SUN PENGCHENG, CUI YIQUN, HONG WENWU, SUN WENCHENG
• Format: Patent
• Language: Chinese; English
• Published: 29.12.2020
• 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 belongs to the technical field of valves, and particularly relates to a novel electric butterfly valve which comprises a valve body, a sealing ring is fixed to the inner wall of thevalve body, a valve plate is arranged in the sealing ring, U-shaped plates are symmetrically fixed to the front face of the valve plate, and threaded rods are connected to one side walls of the U-shaped plates through threads. A knob is fixed to one end of each threaded rod, a sliding plate is rotatably connected to the other end of each threaded rod through a bearing, the sliding plates are slidably connected into the U-shaped plate, clamping blocks are symmetrically fixed to the side walls, away from the threaded rods, of the sliding plates, and a valve rod is attached to the front face of the valve plate. The U-shaped plate, the threaded rod, the rotary knob, the sliding plate and the clamping block are matched, the clamping grooves are symmetrically formed in the two side walls of thevalve rod, the valve plate