气垛支架支护特性的研究  

Research on Supporting Characteristics of Airbags

作　　者：范韶刚[1] 史元伟[1] 康立军[1] 余开清 

机构地区：[1]煤炭科学研究总院北京开采研究所 [2]上京矿务局

出　　处：《中国矿业大学学报》1999年第3期262-264,288,共4页Journal of China University of Mining & Technology

基　　金：煤炭科学基金

摘　　要：介绍了气垛支架的结构及技术特征，对比分析了气垛支架与单体支柱（架）对围岩表面和深部的作用特性以及刚度特性，证明气垛支架对围岩具有良好的适应性。The airbag structure and its technical characteristics are described. Comparison of contacting stress on rock surface and vertical stress in surrounding rock between an airbag and a single prop is made. High adaptability of airbags to surrounding rock is proved by their applications.

关 键 词：气垛支架 薄煤层 支护特性 回采工作面支护 

分 类 号：TD355.9[矿业工程—矿井建设]