马头洗选厂1988年从原苏联进口的ГИСЛ82A惯性筛从1992年安装使用后，油封从未发现漏油现象，也没有更换过密封件。最近该惯性筛已经到了检修期，我们对该设备进行了全部拆卸清洗，通过检修发现该设备的轴端密封有些特殊。该密封系统型式见图1，油封锥环1是一个雄度为35：10 Ma Tau washing plant imported from the former Soviet Union in 1988 ГИСЛ82A inertial sieve installed in 1992 after the use of oil seals have never found the phenomenon of oil leakage, there is no replacement of the seals. The inertia sieve has recently reached the overhaul period, we have carried out all disassembly and cleaning of the equipment, and the overhaul of the shaft end seal of the equipment was found to be special. The sealing system type shown in Figure 1, the oil seal cone 1 is a male 35:10