Tunnel structure and stratum reinforcing structure for subway shield section

• Main Authors: MENG XINLEI, ZHAO JINGCHUAN, KANG ZHIFU, WANG XU, GAO JIANQIANG, LU XIANHUI, WANG WENJUN, WEN XIAOHU
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; MINING; PERFORMING OPERATIONS; SHAFTS; TRANSPORTING; TUNNELS

The utility model discloses a tunnel structure and stratum reinforcing structure for metro shield interval, including outer buffer layer, middle reinforcing layer and inner support layer, outer buffer layer and inner support layer are respectively installed in the inner side and the outer side of middle reinforcing layer, the outer side of outer buffer layer is provided with the stratum reinforcing mechanism, the stratum reinforcing mechanism is provided with the middle reinforcing layer, and the middle reinforcing layer is provided with the stratum reinforcing mechanism. The outer buffer layer comprises splicing elastic plates, clamping grooves are formed in one sides of the splicing elastic plates, elastic reinforcing plates are arranged on the inner sides of the clamping grooves, the splicing elastic plates are connected with the elastic reinforcing plates in a clamping mode through the clamping grooves, and limiting supporting plates are integrally formed on one sides of the splicing elastic plates; throu