Method for forming hole in existing structural floor slab and reinforcing hole opening

• Main Authors: GUO TIANPENG, LIN ZUOJIANG, YAO SHANGBIN, YANG TONGLIN, WANG QINGZHENG, ZHANG HONG, HUANG SHUAI, WANG QIAN, ZHANG ZEYU, ZHANG YIQING, HAN YONGYUE
• Format: Patent
• Language: Chinese; English
• Published: 05.04.2024
• Subjects: BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; FIXED CONSTRUCTIONS; FORMS; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING

The invention discloses a method for opening a hole in an existing structural floor slab and reinforcing the hole, which comprises the following steps of: opening a hole in the existing structural floor slab: determining the position of opening the hole in the existing structural floor slab according to a construction drawing, and installing a temporary bracket assembly below the existing structural floor slab, a first reinforcing assembly is fixedly installed on the upper portion of the existing structural floor, and holing is conducted; the temporary support assembly is dismantled, the first reinforcing assemblies are installed below the existing structural floor, and the first reinforcing assemblies on the upper side and the lower side of the hole are fixedly connected through the second reinforcing assemblies. Before holing, damping components are arranged on the upper side and the lower side of the existing structural floor so as to reduce the influence on the existing structural floor on the outer side