Trolley signal hook control device on rail of upper and lower well mouths of auxiliary vertical shaft of coal mine

The utility model relates to a trolley signal hook control device on upper and lower wellhead rails of a coal mine auxiliary vertical shaft, and belongs to the field of mine car access control and personnel control on rails on coal mines. According to the technical scheme, the device comprises a wel...

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Bibliographische Detailangaben

Hauptverfasser:	WANG YING, LIANG PENG, HAO CHANGZHENG, LIU MINGLONG, YANG GANG, CHENG DONG, WEI XIAOLIN, WANG WEIDONG, DU SHANYING, HOU XIAOSONG, DU HUI, YIN JIANCHAO, WANG JIAN, LI CHUN, YUAN CHAO, LI YING, YUAN CHUANZENG, FAN MINGDONG, ZHAO ZENGXUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING ENSURING THE SAFETY OF RAILWAY TRAFFIC FIXED CONSTRUCTIONS GALLERIES GUIDING RAILWAY TRAFFIC LARGE UNDERGROUND CHAMBERS MINING PERFORMING OPERATIONS RAILWAYS SHAFTS SHIFTING OR SHUNTING OF RAIL VEHICLES TRANSPORTING TUNNELS
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