掘进机液压系统工作原理分析及其使用维护  

Working Principle Analysis and Operation and Maintenance of Hydraulic System of Roadheader

作　　者：顾启强 Gu Qiqiang(Xiqu Colliery,Shanxi Coking Coal Xishan Coal&Electricity Group Co.,Ltd.,Gujiao,Shanxi 030200)

机构地区：[1]山西焦煤西山煤电西曲矿,山西古交030200

出　　处：《江西煤炭科技》2023年第4期219-221,224,共4页Jiangxi Coal Science & Technology

摘　　要：为了降低掘进机液压系统的故障率,提高检修效率,分析了液压系统的组成结构和各部件的功能。掘进机液压系统容易出现故障的原因是液压油的管理不当和液压泵、液压缸、溢流阀、多路阀等部件故障频发。总结了液压油的管理检查要点和常见故障的排除办法。In order to reduce the failure rate and improve the maintenance efficiency of the hydraulic system of roadheader,the author points out that the hydraulic system is prone to failure due to improper management of hydraulic oil and frequent failures in hydraulic pump,hydraulic cylinder,overflow valve and multi-way valve by analysis of the composition structure of the hydraulic system and the function of each component,and summarizes the management and inspection points of hydraulic oil and the common fault recovery methods.

关 键 词：掘进机 液压系统 故障排除 管理 检查 

分 类 号：TD421.5[矿业工程—矿山机电]