Blasting tube fixing device and method for tunnel blasting construction

• Main Authors: SHEN ZHENLIN, MENG HUABIN, CHEN CAN, CHEN YUNTENG, DU YINGNAN, WANG TIANZUO, ZHANG MINGFENG, ZHAO DANDAN, QIAN GANG, ZHU CHENGFENG, SHOU FEIFENG, HUANG WENHAI
• Format: Patent
• Language: Chinese; English
• Published: 09.02.2024
• Subjects: AMMUNITION; BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The invention belongs to the technical field of blasting devices, and relates to a blasting tube fixing device and method for tunnel blasting construction. The casing pipe covers the blasting pipe, a containing cavity is formed in the casing pipe, the containing cavity and the energy gathering groove are matched to form a containing interval, and the two ends of the containing interval are of through structures; the connecting assembly comprises a shroud ring arranged outside the casing pipe in a sleeving mode, the two sides of the shroud ring are connected with the two blasting pipes correspondingly, a plug is arranged on the shroud ring, the plug is configured to be detachably connected with the adjacent containing interval and plug the containing interval, and a fixing piece is arranged on the shroud ring and detachably connected with the adjacent containing interval. The fixing end of the fixing part is rotationally matched with the outer wall of the shroud ring and is configured to selectively make slidi