【摘要】 锚网索支护是煤矿井下普遍使用的一种支护,优点是成本低、施工快、支护效果好,但在特殊地点存在支护效果不理想,甚至可能因支护不达标造成顶板事故。本文提出的复合支护既解决了特殊地点锚网索支护问题,也便于回收重复利用,符合现在煤炭企业增收节支的理念。更多还原

【Abstract】 Anchor mesh cable support is a kind of support commonly used in coal mine. Its main advantages are low cost, fast construction and good support effect, but there will be unsatisfactory support effect in special places, and even roof accidents may be caused by substandard support. The composite support proposed in this paper not only solves the problem of anchor mesh cable support in special places, but also is convenient for recovery and reuse,which is in line with the concept of increasing revenue and saving expenditure in coal enterprises.更多还原