为了有效降低液压采煤机牵引部故障的发生,将安全系统工程中的故障树原理作为研究分析手段,对可能导致液压采煤机牵引部故障事件进行汇总并进行了相应的故障树分析,同时提出了相应的防范措施,以确保煤矿安全高效生产的持续进行。 In order to effectively reduce the occurrence of the trouble of the traction department of the hydraulic shearer, the fault tree principle in the safety system engineering is taken as the research and analysis method, the fault events that may lead to the traction department of the hydraulic shearer are summarized and the corresponding fault tree analysis is performed, meanwhile Put forward the corresponding preventive measures to ensure the safe and efficient production of coal mines continued.