Lifting type plug valve

The utility model discloses a lifting type plug valve. The device comprises a first rotary driver, a first driver mounting seat, a first cylinder cover, a first cylinder body, a piston and a valve core, the lower part of the first rotary driver is fixedly connected with a first driver mounting seat;...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHENG SENHUI, ZHANG CHAOXIN, LIN PENG, ZHANG HAIHAI
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 a lifting type plug valve. The device comprises a first rotary driver, a first driver mounting seat, a first cylinder cover, a first cylinder body, a piston and a valve core, the lower part of the first rotary driver is fixedly connected with a first driver mounting seat; a first cylinder cover is mounted at the lower part of the first driver mounting seat; the lower portion of the first air cylinder cover is fixedly connected with a first air cylinder body, a piston is arranged in the first air cylinder body, a valve element is arranged in the piston, the lower portion of the first air cylinder body is fixedly connected with a sealing base, the sealing base is connected with an oil cup through an oil injection pipe, the lower portion of the sealing base is fixedly connected with a valve block, and the lower portion of the valve block is fixedly connected with a bottom cover. Through the arrangement of the first rotary driver, the first driver mounting base,the first air cylinder c