【摘要】 管缝式锚杆能较好地锚固岩石 ,因此在采矿业中被广泛应用。金山金矿在采场顶板应用管缝式锚杆支护时常出现被破坏的情况 ,本文应用岩石力学理论 ,对管缝式锚杆支护的破坏进行分析 ,并据此采取了防范措施 ,收到较好效果更多还原

【Abstract】 Slit weldge tubing bolt has been applied widely in mining because of its excellent rockanchorging,but it often breaks down in timbering the ceiling of stope in Jinshan Glod Mine.Based on the theory of rock mechanics,the author analyses the failures of the slit weldge tubing bolt and uses some measures to avoid it.Good effect of application had been received.更多还原