Step-by-step buffering tensile anchor rod adapting to deformation of block rock mass

The invention discloses a step-by-step buffering tensile anchor rod adapting to deformation of block rock mass. The anchor rod comprises a rod body, an anchor head, a tray and a nut, wherein the rod body comprises a first hollow rod, a solid rod and a second hollow rod; the plugging end of the first...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YI-ZENG FEIYUN, WANG KAIXING, ZHANG JUNLIN, WANG LIXUAN, CHEN XINTAO, YU MINGQIU, DONG JING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!