Anchor rod connecting structure suitable for uneven surrounding rock

• Main Authors: TAN SHENGKUI, JIANG WANYI, ZHANG ZHAO, ZHU JUN, HUANG MINGHUI, JI CHANGZHI, YANG XINGWANG, YAO LIANG, WANG MAN
• Format: Patent
• Language: Chinese; English
• Published: 09.07.2024
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The anchor rod connecting structure comprises a plurality of connecting members, two ends of each connecting member are respectively connected with an anchor rod and a lining reinforcing mesh, each connecting member comprises a connecting rod, one end of each connecting rod is welded with the anchor rod, and the other end of each connecting rod is provided with a limiting part. The connecting rods are arranged on the upper sides of circumferential steel bars of the lining reinforcing mesh and tightly attached to the circumferential steel bars, and the limiting parts hook longitudinal steel bars of the lining reinforcing mesh. The connecting structure can adapt to the surrounding rock surface condition, it is ensured that the anchor rod is tightly connected with lining concrete reinforcing steel bars, supporting is enhanced, and surrounding rock stability is guaranteed. 本实用新型提供一种适应不平整围岩的锚杆连接结构，包括若干连接构件，连接构件两端分别与锚杆和衬砌钢筋网连接，连接构件包括连接杆，连接杆一端与锚杆焊接，另一端设有限位部，连接杆设置在衬砌钢筋网的环向钢筋上侧并紧贴环向钢筋设置，限位部钩住衬砌钢筋网的纵向钢筋。该连接结构能适应围岩表面状况，