Centrally installed switchgear crank

The utility model relates to a centrally installed switchgear crank used for turning a trolley in a centrally installed switchgear in and out of the centrally installed switchgear. The adopted technical scheme is that the centrally installed switchgear crank comprises a functional connector and a cr...

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Bibliographische Detailangaben
Hauptverfasser:	GENG GUANGCHUN, PENG ZHIGUO, MENG FANYAO, CAO MINGKAI, WANG YANG, LUO LAIHU, ZHANG YONG, ZHUANG NAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION
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Beschreibung
Zusammenfassung:	The utility model relates to a centrally installed switchgear crank used for turning a trolley in a centrally installed switchgear in and out of the centrally installed switchgear. The adopted technical scheme is that the centrally installed switchgear crank comprises a functional connector and a crankshaft lever and comprises a crankshaft, a front lever of the crankshaft is provided with an adapter, a rear lever of the crankshaft is provided with a rotating handle a, the central portion of the crankshaft is provided with a rotating handle b, and the end portion of the rear lever is further provided with a clamping head; and the end face of the adapter is provided with a polygonal connector hole, the rear end of the functional connector is provided with a polygonal projecting head, the projecting head matches the connector hole, the side of the projecting head is provided with a spring and a steel ball which are installed in a built-in radial hole, and the steel ball projects from the side of the projecting h