Auxiliary hook for hand wheel switch of manual valve

The utility model discloses an auxiliary hook for a hand wheel switch of a manual valve, and relates to the technical field of valve hand wheels, in particular to the auxiliary hook for the hand wheel switch of the manual valve, which comprises a fixed column, a threaded groove is arranged in an inn...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	HAN DIANWEI
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 auxiliary hook for a hand wheel switch of a manual valve, and relates to the technical field of valve hand wheels, in particular to the auxiliary hook for the hand wheel switch of the manual valve, which comprises a fixed column, a threaded groove is arranged in an inner cavity of the fixed column, and a movable threaded column is movably sleeved in an inner cavity of the threaded groove. A movable sleeve is fixedly connected to the rear end of the movable threaded column, a handle is fixedly installed at the rear end of the movable sleeve, a fixed clamping block is fixedly connected to the front end of the movable sleeve, and a fixed clamping groove is formed in the outer portion of the fixed column. Through the arrangement of the fixed column, the threaded groove is formed in the inner cavity of the fixed column, meanwhile, the inner cavity of the fixed column is movably sleeved with the movable threaded column, the rear end of the movable threaded column is fixedly connected