Publication number: 20210164183
Abstract: Provided is an underwater repair system for a cavity region of a concrete panel rock-fill dam panel, including a moving platform, a work cabin, a pressure drainage apparatus, a traction apparatus, and a positioning apparatus; the traction apparatus controlling the movement of the moving platform on the surface of a dam concrete panel; the positioning apparatus transmits a detection position, the work cabin is a pressure cabin, the work cabin being connected to the pressure drainage apparatus, and a drill apparatus and grouting apparatus being arranged in the work cabin; the moving platform moves into the cavity region, and the pressure drainage apparatus starts up to drain the water in the work cabin, a partially closed waterless space being formed inside the work cabin, the drill apparatus drilling the concrete panel at the upper end of the cavity region and the grouting apparatus subsequently implementing grouting to complete the repair.
Type:
Application
Filed:
February 13, 2019
Publication date:
June 3, 2021
Inventors:
Yingli WU, Ruiji YI, Sheng YANG, Wanli GUO, Denghua LI, Limin XIAO, Jingping MING, Qiming ZHONG, Hongxia FAN, Hua FU, Hua LING, Fang WANG, Ting SHEN, Yong LI, Yongyong CAO, Jun LI, Ming ZHANG, Zhaosheng ZHANG, Zehua HUANGFU, Shilin LI, Juhua ZHANG, Jiefu WU, Zhe HU, Lifei GONG, Gang WU, Yufeng HUANGFU, Chen CHEN, Jing YUAN