By theoretical analysis and application investigation,it is suggested to use axid movement one for better lubricating performance and longer bearing working life.

• 经现场应用和理论分析,建议在大型抽油机中央轴承座的结构设计中,最好采用轴动式,这样可改善轴承座在重负荷工作中的润滑条件,延长轴承使用寿命。