MXG-500/4.5H电牵引采煤机滚筒内喷雾旋转密封的改进  

Improvement of Rotary Seal of Spray System in Drum for MXG-500/4.5H Electrical Traction Shearer

作　　者：周新建[1] 郭彬鹏[2] 

机构地区：[1]西安科技学院,710054 [2]宝钢集团常州冶金机械厂,江苏213019

出　　处：《润滑与密封》2002年第3期76-76,79,共2页Lubrication Engineering

摘　　要：本文对新型电牵引采煤机内喷雾旋转动密封所存在的问题进行了分析,提出在新型电牵引采煤机上应用四氟乙烯(PTFE)与橡胶组合的密封方案,并对改进后组合密封的特点进行了评述。Defects of rotary seal of spray system in the drum of MXG - 500/4.5H electrical traction shearer are analyzed. Rubber and PTFE combined seal is used in the drum of the shearer, and characteristics of the combined seal are discussed.

关 键 词：电牵引采煤机 滚筒 组合密封 四氟乙烯 橡胶圈 

分 类 号：TD421.6[矿业工程—矿山机电] TH136[机械工程—机械制造及自动化]