Supporting and reinforcing device for coal mine tunnel

• Main Authors: DU FANGCUN, WANG JINGKUN, XIE TONGXI, LONG XINLIANG, XU XINGLIANG, ZHANG TINGSHOU, LI PUWEI, WEI RUNQIN, FENG YUXIN, LI ZENGHUI, GAO YUXIANG
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2024
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; SHAFTS; TUNNELS

The utility model discloses a coal mine roadway supporting and reinforcing device, and belongs to the technical field of coal mine supporting equipment. The coal mine roadway supporting and reinforcing device comprises an arc-shaped frame and a supporting column, the arc-shaped frame is fixedly connected with the supporting column through a connecting assembly, a plurality of fixing blocks are horizontally and fixedly inserted into the supporting column, first anchor rods are slidably inserted into the fixing blocks, the first anchor rods are arranged in the fixing blocks and fixedly connected with connecting rods, and a first buffering assembly is arranged in the supporting column. The first buffering assembly comprises a supporting pipe, a first telescopic rod is fixedly connected into the supporting pipe, the first telescopic rod is sleeved with a first spring, one end of the connecting rod is slidably inserted into the supporting pipe, and the first spring and one end of the first telescopic rod are both