【摘要】 介绍了嵩山煤矿地质构造和"三软"不稳定煤层特点,煤炭开采中存在的主要问题,放顶煤综采设备选型和主要技术参数,顶板支护、防片帮、防漏煤、底鼓、工作面快速安装等关键技术问题解决方案,通过现场实践,解决了极"三软"煤层综采放顶煤问题,为全面推广采煤机械化提供了经验。更多还原

【Abstract】 Introduces the songshan coal mine geological structure and characteristics of "three soft"unstable coal seam, the main problems existing in the coal mining and sub-level caving fully mechanized equipment type selection and the main technical parameters, roof support, help, leakproof coal,the bass drum, the key technical problems such as rapid installation solutions, through the practice, to solve the very problem of the "three soft" coal seam fully mechanized caving coal face, provides experience for the comprehensive promotion of coal mining mechanization.更多还原