Automatic gate valve

The utility model discloses an automatic gate valve which comprises a gate valve body, a first lead screw is fixed to the center of the side wall of the gate valve body, a movable ring is installed on the outer surface of the first lead screw, a first rotary drum is installed on the outer surface of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	XU DONGDONG, HEO JEONG-HO, ZHU JIANPING, ZHU ZHENGMAO, WANG QI, JIN ZHONGCAI, ZHU SHENGRONG, ZHONG HAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	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
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Beschreibung
Zusammenfassung:	The utility model discloses an automatic gate valve which comprises a gate valve body, a first lead screw is fixed to the center of the side wall of the gate valve body, a movable ring is installed on the outer surface of the first lead screw, a first rotary drum is installed on the outer surface of the movable ring, a belt is installed on the outer surface of the first rotary drum, and a second rotary drum is installed in one end of the belt. A rotating rod is installed in the center of the second rotating cylinder, a driving motor is installed at the outer end of the rotating rod, the driving motor, the rotating rod, the first rotating cylinder, the second rotating cylinder, the belt and the first lead screw are used in cooperation, the driving motor drives the rotating rod to rotate, then the second rotating cylinder rotates to drive the belt on the outer surface to rotate, and then the first rotating cylinder rotates; the movable ring in the first rotary drum rotates so that the first lead screw can drive