四级罗茨真空泵的检修

Maintenance of Four-stage Roots Vacuum Pumps

罗茨真空泵的检修关键在于各个部位的间隙调整,多级罗茨真空泵对于各级转子和隔板、各级转子之间的间隙要求更为严格。本文以一台日本进口四级罗茨真空泵的检修步骤为例,详细说明罗茨真空泵的调整方法,为同类检修提供一些经验借鉴。

The key of Roots vacuum pump maintenance is the clearance adjustment for all parts, multi-stage Roots vacuum pump has more stringent requirements for the clearances between each rotor and partitions or every rotors. In this paper, according to repair step of a Japanese import four-stage Roots vacuum pump, key points in Roots vacuum pump maintenance were introduced.