第1页共55页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共55页目录0.前言.........................................................................................................................................30.1运行参数(设计点)................................................................................................................................31.升压泵....................................................................................................................................31.1结构......................................................................................................................................................31.1.1YNKn300/200/YNKn400/300J...................................................................................................31.1.2QG400/300C................................................................................................................................41.1.3轴封.............................................................................................................................................51.1.4润滑.............................................................................................................................................51.2泵的工作原理........................................................................................................................................51.3拆卸检查................................................................................................................................................51.3.1部分拆卸的准备工作..................................................................................................................51.3.2泵的全部拆卸.............................................................................................................................51.3.3轴承的拆卸.................................................................................................................................61.3.4轴封的拆卸.................................................................................................................................71.3.5泵体的拆卸.................................................................................................................................71.4各个部件的检查..................................................................................................................................81.4.1转子间隙...................................................................................................................................101.4.2转子间隙表................................................................................................................................111.4.3转子装配的质量检查................................................................................................................111.5泵的重新装配......................................................................................................................................111.5.1准备工作...................................................................................................................................111.5.2泵体的装配...............................................................................................................................121.5.3轴封的装配.........................
