井用潜水电动机的基本结构与主要特点(一)

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按照井用潜水电动机(以下简称电动机)内部所充工作介质的不同以及由此产生的结构上的差别,可分为充水式、充油式、干式和屏蔽式四种基本的结构型式.每种结构形式的电动机不管是在结构方面,还是在主要零部件所用的材料和加工工艺方面,都有比较大的差别.现将各种型式电动机的典型结构、主要特点和所用关键零部件的结构与材料介绍如下.
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