【摘要】 在综采放顶煤工作面顺槽掘进过程中,由于顺槽煤层顶板松动破碎,并且顺槽采用矩形断面,顶板跨距较大,不利于巷道支护。新河矿3101工作面顺槽运用锚索支护技术,采用锚索+锚网带联合加强支护,取得了良好的工程效果。介绍了锚索支护参数,施工方法以及支护效果。更多还原

【Abstract】 During the drivage of main-gate in long-wall face with fully mechanized caving mining, the gate is hard to support due to its loose and broken roof, large cross-section and long span. So cable anchor support is used in 3101 face, meantime, combined support between cable anchor and bolt is adopted, good results are thus achieved.更多还原