公开(公告)号：US5939806A

公开(公告)日：1999-08-17

申请号：US993039

申请日：1997-12-18

申请人： Ki-Nam Kim ,  Seung-Il Jang

发明人： Ki-Nam Kim ,  Seung-Il Jang

IPC分类号： H02K5/20 ,  H02K9/16

CPC分类号： H02K5/20 ,  Y02T10/641

摘要： A drive motor for an electric vehicle includes a cylindrical housing, a cylindrical stator disposed within the housing, a coil wound around the stator, a rotor disposed within the stator, and front and rear covers respectively coupled on front and rear ends of the housing. The housing includes a cylindrical coolant passage concentrically formed around the stator in the housing, and the front or rear cover includes a coolant inlet port through which coolant is fed to the coolant passage and a coolant outlet port through which coolant circulated the coolant passage is exhausted.

摘要翻译： 一种用于电动车辆的驱动电动机包括圆柱形壳体，设置在壳体内的圆柱形定子，缠绕在定子上的线圈，设置在定子内的转子以及分别联接在壳体的前端和后端上的前后盖。 壳体包括围绕壳体中的定子同心地形成的圆柱形冷却剂通道，并且前盖或后盖包括冷却剂入口，冷却剂通过所述冷却剂入口供给到冷却剂通道和冷却剂循环冷却剂通道的冷却剂出口 。