北汽新能源取得电机定子冲片结构专利，通过增大定子冲片轭部与冷却液的接触面积提高电机功率密度

金融界07-03

金融界2024年6月26日消息，天眼查知识产权信息显示，北京新能源汽车股份有限公司取得一项名为“一种电机定子冲片结构、电机及汽车“，授权公告号CN221202248U，申请日期为2023年11月。专利摘要显示，本实用新型提供一种电机定子冲片结构，包括定子轭部，所述定子轭部的内圆上周向间隔设置有若干个定子齿，且在相邻两个定子齿之间设有定子槽，还包括：散热槽，所述散热槽周向均匀布设在定子轭部的外圆上，...

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