Advanced small guide pipe angle orientation device capable of being rapidly assembled and disassembled

The utility model discloses an advanced small guide pipe angle orientation device capable of being quickly mounted and dismounted. The problem that the erecting angle of a tunnel advanced small guide pipe is difficult to accurately control is mainly solved, the advanced support construction quality...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XIONG WEI, HE TIANHANG, ZHANG ZHEYUAN, HOU BIN, WEN PENG, YANG LYU, ZENG ZHIWEN, PENG HAIBO, WANG CHANGBO, PU WEIXI, WANG JINGSHENG, HOU XUEYONG, CHEN ZIKUN, QIU KENAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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