Prestressed anchor cable auxiliary cable descending device and method suitable for high and steep complex terrains

• Main Authors: LIU ZHIQIANG, WANG QINGXIAN, GAO FEI, TIAN BAOMING, PEI YANQING, FAN JINYONG, SHUI LONGXIA, GENG XINCHUN, LIANG XINGFU
• Format: Patent
• Language: Chinese; English
• Published: 01.11.2019
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The invention relates to a prestressed anchor cable auxiliary cable descending device and method suitable for high and steep complex terrains. The cable descending device comprises an upper disc and alower disc, the middle parts of the upper disc and the lower disc are connected through a vertical rotating shaft, so that the upper disc can rotate around the rotating shaft; a plurality of verticalthrough holes are arranged on the inner side of the edge of the upper disc, and the through holes are arranged in a circular shape; steel columns capable of moving up and down along the through holesare arranged in the through holes, and the lengths of the steel columns are consistent; the top surface of the lower disc is provided with an oval annular guide rail, the heights of two ends of the long axis of the annular guide rail are different, wherein the lower end is a first end, and the higher end is a second end; and the lower ends of the steel columns are located in the annular guide rail, wherein the top ends of