Fluorine-lined ball valve capable of preventing mistaken opening

A fluorine-lined ball valve capable of preventing mistaken opening comprises a ball valve shell, a valve rod, a handle, a connecting plate, a fixed baffle, a positioning plate and a positioning piece, a mounting hole is formed in the connecting plate, the connecting plate can rotate with the valve r...

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Bibliographische Detailangaben
Hauptverfasser:	WU TONGDA, XIA XIAOHUA, ZHAO JIANTING, ZHU KAILUN
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:	A fluorine-lined ball valve capable of preventing mistaken opening comprises a ball valve shell, a valve rod, a handle, a connecting plate, a fixed baffle, a positioning plate and a positioning piece, a mounting hole is formed in the connecting plate, the connecting plate can rotate with the valve rod as the axis, the positioning piece is in a circular ring shape, the positioning plate and the positioning piece are both magnetic, the positioning plate and the positioning piece can attract each other, and the positioning plate and the positioning piece are arranged in the mounting hole. The positioning plate is in an arc shape, the inner diameter of the positioning plate is matched with the outer diameter of the positioning piece, the handle comprises a first handle body and a second handle body, the first handle body is fixedly connected to the valve rod, the second handle body is connected to the first handle body in a hinged mode, a first limiting groove is formed in the fixed baffle, and a second limiting