论文部分内容阅读
本文简述了查庄煤矿井巷支护设计现状及其不足,根据围岩松动圈支护理论采用BA—Ⅱ型围岩松动圈测试仪进行松动圈测试,并根据所测围岩松动圈值进行了支护参数设计。文章分析了推广应用效果。
This paper describes the Chazhuang coal mine roadway support design status and shortcomings, according to the theory of surrounding rock loosening supporter using BA-Ⅱ rock loosening ring tester for rocking circle test, and according to the measured value of the surrounding rock loosening circle Support parameter design was carried out. The article analyzes the promotion of application results.