Torque-limiting self-locking operation device

The invention relates to a torque-limiting self-locking operating device which comprises a handle frame (100), an operating handle (200), a locking disc (300) and a locking piece (400), the locking disc (300) is fixed to a rotary operating mechanism, the handle frame is provided with an operating sh...

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Bibliographische Detailangaben
Hauptverfasser:	LIU ZHIGANG, CHEN JIMENG
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 a torque-limiting self-locking operating device which comprises a handle frame (100), an operating handle (200), a locking disc (300) and a locking piece (400), the locking disc (300) is fixed to a rotary operating mechanism, the handle frame is provided with an operating shaft sleeve (110), the operating shaft sleeve (110) is arranged on an operating shaft (20) in a sleeving mode and drives the operating shaft to rotate, the operating handle (200) is provided with a driving head (210), and the locking piece (400) is arranged on the operating shaft sleeve (110). The driving head (210) drives the locking piece (400) to press the locking disc (300), the handle frame is provided with a jacking and pressing spring (130), the driving head is provided with a driving ball socket (211), and the jacking and pressing spring (130) jacks and presses the driving ball socket (211) through a jacking and pressing ball (230). The ejection spring is adopted to eject the driving ball socket through the