锚杆支护回采巷道顶板离层分析与监测  

Analysis and Monitor of Roof Separation under Mining Roadway Bolting

作　　者：李兴宇 

机构地区：[1]神华宁夏煤业集团枣泉煤矿,宁夏银川750411

出　　处：《山东煤炭科技》2012年第5期118-119,共2页Shandong Coal Science and Technology

摘　　要：该文介绍了顶板离层的概念,阐述了直接顶范围内岩层分层之间发生离层所必须满足的载荷、跨度、挠度3个条件。介绍了顶板离层仪的使用及在回采巷道测点布置。将顶板离层监测应用于小梁沟煤矿,对监测数据进行了分析与研究。Introducing the concept of roof separation, the necessity conditions of load, span and deflection are proposed for stratification separation in the immediate roof. Describing the use of roof separation indicator and measuring points in the roadway, combined with trabecular ditch coal mine in Shanxi Province, we have made analysis and research on the data monitored.

关 键 词：锚杆支护 顶板离层 回采巷道 监测 顶板离层指示仪 

分 类 号：TD327.2[矿业工程—矿井建设]