TBM shield anti-jamming system

A TBM shield jamming prevention system comprises a TBM shield, a telescopic oil cylinder, a grease injection hole, a grease injection system and a controller, the telescopic oil cylinder is arranged on the TBM shield, a telescopic rod of the telescopic oil cylinder can stretch out of the TBM shield,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG YING, ZHENG YONGWEN, HE LUN, DENG XUSHAN, CHEN ZHANG, TAN CHAO, HUANG GUOHUI, CHEN LEIHUI, YANG MENG, LI FEI, ZHOU YUBIAO, ZHAN YANG, ZHOU JINTANG, LONG ZHEN, GONG YIWEI, WU DONGQIANG, WU HONGTAO, QIAN WEIWEI, XU YIN, WANG ZHI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING EARTH DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GALLERIES GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LARGE UNDERGROUND CHAMBERS LIGHTING LUBRICATING MECHANICAL ENGINEERING MINING SHAFTS THERMAL INSULATION IN GENERAL TUNNELS WEAPONS
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Beschreibung
Zusammenfassung:	A TBM shield jamming prevention system comprises a TBM shield, a telescopic oil cylinder, a grease injection hole, a grease injection system and a controller, the telescopic oil cylinder is arranged on the TBM shield, a telescopic rod of the telescopic oil cylinder can stretch out of the TBM shield, a stroke sensor used for detecting the telescopic stroke of the telescopic oil cylinder is arranged on the telescopic oil cylinder, the grease injection hole is formed in the TBM shield, and the grease injection system is arranged on the TBM shield. The grease injection system is connected with the grease injection hole through a pipeline, the controller is electrically connected with the stroke sensor and the grease injection system, and the controller controls the grease injection system to inject grease into the grease injection hole and stop injecting grease into the grease injection hole according to signals of the stroke sensor. According to the system, the convergence condition of the tunnel surrounding roc