Inverted arch, inverted arch filling one-time pouring forming formwork and construction method of inverted arch filling one-time pouring forming formwork

• Main Authors: HUANG FEILONG, HE TAIJU, REN YEWEI, LI ZHUANGZHUANG, CUI YANLEI, DONG ZHAOYUAN, GAO DENGFENG, JIANG ZHIQING, ZHANG WEIHAO, LONG QIN
• Format: Patent
• Language: Chinese; English
• Published: 26.07.2024
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The invention discloses an inverted arch and inverted arch filling one-time pouring forming formwork and a construction method thereof. The inverted arch and inverted arch filling one-time pouring forming formwork comprises an end formwork vertically arranged on a primary support of a tunnel; the two oppositely-arranged short side wall formworks are detachably installed on the inner sides of the end formworks respectively, the short side wall formworks are in an arc shape, the inner arc faces of the short side wall formworks are arranged in the axis direction of the tunnel, and supporting rods are connected between the upper side and the lower side, opposite to each other, in the arc forming direction of the inner arc faces; the vertical partition plate is installed on the lower side of the low side wall formwork, and the end of the vertical partition plate is connected to the inner side of the end formwork; the horizontal positioning rib is connected to the upper side of the low side wall template and the pr