Drill rod guiding device, drill jumbo and propelling beam of drill jumbo

The invention belongs to the technical field of tunneling equipment utilizing drilling machines for tunneling, and particularly provides a drill rod guiding device, a drill jumbo and a propelling beam of the drill jumbo. The drill rod guiding device comprises a support, a drill rod clamping mechanis...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUO XIANGYU, LI RONGXIN, LIU RUI, ZHANG XIAOPAN, ZHANG XIAOCHUANG, WU TAO, HAO YONGJUN, KANG JIAAN, ZHANG YANGYANG, YU PENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SHAFTS TUNNELS
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