Composite block valve

The invention provides a composite block valve which comprises a ball valve and a stop valve, the ball valve and the stop valve are integrally connected through a valve body, the valve body internally comprises a first flow channel and a second flow channel, the first flow channel is controlled thro...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NIU LONG, LI CHENG, ZHAO PENGJU, LI PEIYUE, LI GENFEI, SHI WENXIANG, GAO QI, DING QIANGWEI
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 provides a composite block valve which comprises a ball valve and a stop valve, the ball valve and the stop valve are integrally connected through a valve body, the valve body internally comprises a first flow channel and a second flow channel, the first flow channel is controlled through the ball valve, and the second flow channel is controlled through the stop valve; an elastic assembly is arranged on the valve body and connected with a sealing assembly, and the sealing assembly is connected with the ball valve in a sliding mode. In the ball valve, the ball valve comprises a ball body, a first valve rod and a first driving mechanism, the ball body is connected with the first driving mechanism through the first valve rod, and the ball body is in sliding connection with a valve body through a sealing assembly; the stop valve comprises a valve clack, a second valve rod and a second driving mechanism, and the valve clack is connected with the second driving mechanism through the second valve rod.