Anchor rod for tunnel anchor primary support locking foot

• Main Authors: DENG YONG, ZHU BIN, NI DAN, YU HAI, ZHANG HONGDA, LIU YUNHENG, CHEN BING, GUO JIPING, LI AQIANG, XIE XUNCHENG, ZHOU JIAN
• Format: Patent
• Language: Chinese; English
• Published: 22.08.2023
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The anchor rod comprises a supporting pipe fitting and an anchor rod main body, the anchor rod main body is arranged in the supporting pipe fitting, the upper portion of the anchor rod main body is connected with a rod cap through threads, a cap shell is arranged on the rod cap, a rod cap bottom plate is arranged below the rod cap, a rod cap threaded hole is formed in the rod cap, and the rod cap threaded hole is connected with the rod cap bottom plate through threads. A supporting pipe is arranged in the supporting pipe fitting, a first lantern ring is arranged in the supporting pipe fitting, an anchoring end is connected to the lower portion of the first lantern ring through threads, a second lantern ring is connected to the lower portion of the anchoring end through threads, a bottom round gasket is connected to the lower portion of the supporting pipe fitting through threads, and an anchor rod baffle is connected to the lower portion of the bottom round gasket through threads. The bottom plate nut is conn