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本文分析锚杆支护大面积推广应用中的几个技术问题,包括锚杆的加工、巷道的断面形状选择、锚固方式、切眼施工与支护方式、联合支护中刚度的匹配等;借此提出一种高安全可靠性的新型主动支护技术体系。
This paper analyzes several technical issues in the large-scale application of bolt support, including the machining of bolt, the choice of cross-section shape of tunnel, the anchoring method, the construction and support of cut-hole and the matching of the stiffness in joint support. This proposed a new type of active support technology system with high safety and reliability.