深部软岩巷道喷、棚、锚、注联合支护技术研究  

Research on the combined supporting technology of shotcrete-pergola-bolt-injecting at deep soft rock roadway

作　　者：徐磊[1] 桑普天[1] 王凌燕[1] 

机构地区：[1]安徽理工大学土木建筑学院,安徽省淮南市232001

出　　处：《中国煤炭》2011年第11期56-58,共3页China Coal

基　　金：安徽省高校省级自然科学重点项目(KJ2011A099)

摘　　要：针对淮北青东煤矿104回风大巷、石门围岩严重变形破坏问题,通过现场实测和理论分析研究其破坏机理及控制对策,提出了采用喷、棚、锚、注联合支护技术进行巷道支护,实现了软岩巷道一次性支护成功。Aiming at the problem of serious deformation of return airway and Shimen in Qingdong coal mine,through field test and theoretical analysis on the failure mechanism and control measures,the combined supporting technology of shotcrete-pergola-bolt-injecting to solve the present situation is put forward,it can be more effective to control instability of the deep soft rock roadway,it realizes the success of soft rock roadway supporting once.

关 键 词：软岩巷道 联合支护 全封闭U型棚架 注浆 

分 类 号：TD353[矿业工程—矿井建设]