摘要
针对王家岭煤矿7m厚煤层设计了7m液压支架,对该支架的工作阻力及支护强度、结构高度、技术参数、性能及结构特点进行了分析阐述。试验结果表明:该支架能满足7m工作面使用要求。
7m hydraulic support is designed for 7m thick coal seam in Wangjialing Coal Mine.The working resistance,support strength,structure height,technical parameters,performance and structural characteristics of the support are analyzed and expounded.The test results show that the support can meet the requirements of 7m working face.
作者
落国祥
Luo Guo-xiang(Shanxi Wangjialing Coal Industry Co.,Ltd.,Shanxi Xinzhou 036600)
出处
《山东煤炭科技》
2020年第5期189-191,共3页
Shandong Coal Science and Technology
关键词
7m液压支架
设计
立柱
连杆
7m hydraulic support
design
upright column
connecting rod
