Hydraulic support's shielding frame is demolishd in pit in colliery

• Main Authors: ZHANG YOUFU, LIU QIANG, HOU SEN, LI SHENGYU, HU LIGUO, BIAN QINGSHENG, WU HAIBIAO, ZHANG DONGSI, WANG XIANGUANG, LI BENXUE, XING BAOKAI, BI QIANG, QU XIAOMING, LI WEI, LIU KESHENG, WANG ZHIYU, GUO HONGFENG, YU YAWEN
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2017
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

Hydraulic support's shielding frame is demolishd in pit in colliery, this support includes the saddle, the slip table, a pedestal, the back link, the front rod, screen the roof beam, the back timber, balanced jack, hydraulic column, advancing jack with lift end jack, it has been solved to combine and has adopted face hydraulic bracket and demolish the in -process in the pit and need personnel nearby to beat the monomer, the operation safety factor who brings during former timbered back operation is low, high labor intensity of workers, the many problems of extravagant material, it can safety to utilize the shield support to strut empty top district roof, quick striking, give to combine in the pit and adopt the face hydraulic bracket work of removing and brought great convenience, and a work efficiency is increased. 煤矿井下拆除液压支架的掩护架，该支架包括托台、滑台、底座、后连杆、前连杆、掩护梁、顶梁、平衡千斤顶、液压立柱、推移千斤顶和抬底千斤顶，其解决了综采工作面液压支架在井下拆除过程中需要人员近前打单体、原木支护顶板作业时带来的作业安全系数低、工人劳动强度大、浪费材料多的问题，利用掩护支架支护空顶区顶板可以安全、快速拆除支架，给井下综采工作面液压支架拆除工作带来了较大方便，提高了工作效率。