Roadway supporting structure passing through muddy crushing zone

• Main Authors: WANG LEI, PANG YEBIN, LI ZHIPENG, RONG HUI, CHEN YUE, GONG RUIJIE, LIU XIUFENG, YE HUISHI, LI JINLONG, CHEN YANTING, HU WENJIAN, LIU CHUAN, WANG DAN, HUANG HAIPENG
• Format: Patent
• Language: Chinese; English
• Published: 03.11.2020
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model discloses a roadway support structure passing through a muddy crushing zone, belongs to the technical field of underground mine roadway facilities, and is used for supporting a roadway in the muddy crushing zone. According to the technical scheme, an expanding and brushing section is a broken fault set on the periphery of a designed section of a roadway, a long pipe shed is composed of a plurality of parallel long steel pipes, the long steel pipes are driven into the expanding and brushing section above the roadway in the length direction of the roadway, the length of the long pipe shed is larger than that of the broken fault, and a plurality of small grouting holes are evenly distributed in the long steel pipes. Wherein the steel arches are located below the long pipe shed, the multiple steel arches are arranged in parallel in the length direction of a roadway, the upper ends of the steel arches are connected with the top face of an expanding and brushing section below the long pipe shed in