Valve actuator

The invention relates to the technical field of valve actuators, and provides a valve actuator which comprises a box body, a first containing cavity, a second containing cavity and a third containing cavity, the first containing cavity, the second containing cavity and the third containing cavity ar...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JIN YIKUN, JIN HUI
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 invention relates to the technical field of valve actuators, and provides a valve actuator which comprises a box body, a first containing cavity, a second containing cavity and a third containing cavity, the first containing cavity, the second containing cavity and the third containing cavity are formed in the box body, a movable rod is movably connected into the first containing cavity, a motor is installed in the second containing cavity, one end of the motor is connected with a first rotating shaft, and the other end of the motor is connected with a second rotating shaft. A first hand wheel is installed at one end of the box body, one end of the first hand wheel is connected with a second rotating shaft, a fixed part is further fixedly installed at the top end of the inner wall of the first containing cavity, a movable part is movably connected into the fixed part, and push rods arranged at intervals are fixedly connected to the bottom end of the movable part. And then the meshing relation among the ge