The utility model discloses a high-strength commutator, which comprises a base plate and a commutator sheet on the outer circle of the base plate. The adjacent commutator sheets are insulated by mica sheets. The features are as follows: the upper end face of the commutator sheet is provided with an upper reinforcement ring groove, the upper reinforcement ring is placed in the ring groove, the lower end face of the commutator sheet is provided with a lower extension foot near the inner side, and the lower end face of the lower extension foot A lower strengthening ring groove is surrounded between the two sides, and a lower strengthening ring is placed in the lower strengthening ring groove; the base body is provided with an upper cover covering the upper end face of the commutator, and the upper cover is provided with an upper positioning hole at the corresponding position of the upper strengthening ring; the base body is provided with a lower end cover covering the lower end face of the commutator, and the lower end cover is provided with a lower positioning hole at the corresponding position of the lower strengthening ring. The utility model has the design of upper and lower reinforcing rings, high structural strength, simple forming process and low cost.
【技术实现步骤摘要】
高强度换向器
本技术涉及换向器
,具体涉及一种高强度换向器。
技术介绍
现有技术的换向器,包括基体和设于基体外圆的换向片,相邻换向片之间由云母片进行片间绝缘。为提高换向器的结构强度,一些换向器的换向片在上下端面设置上下加强环槽,上下加强环槽内放置上下加强环,为防止上下加强环脱出,上下加强环槽需要进行固定加强环的工序,成型工艺较为复杂,同时上下加强环槽必须具有C形凹槽设计,换向片耗材较大,装配不方便,换向器成本也会较高。
技术实现思路
鉴于
技术介绍
的不足,本技术的目的旨在提供一种具有上下加强环设计,结构强度高,成型工艺简单,成本低的高强度换向器。本技术是采取如下技术方案来完成的:高强度换向器,包括基体和设于基体外圆的换向片,相邻换向片之间由云母片进行片间绝缘,其特征在于:换向片的上端面设有上加强环槽,上加强环槽内放置上加强环,换向片的下端面在靠近内侧位置设有下延伸脚,下延伸脚与换向片的下端面之间围出下加强环槽,下加强环槽内放置下加强环;所述基体设有上端盖包裹住换向片的上端面,上端盖在对应上加强环位置设有上定位孔,所述基体设有下端盖包裹住换向片的下端面,下端盖在对应 ...
【技术保护点】
1.高强度换向器,包括基体和设于基体外圆的换向片,相邻换向片之间由云母片进行片间绝缘,其特征在于:换向片的上端面设有上加强环槽,上加强环槽内放置上加强环,换向片的下端面在靠近内侧位置设有下延伸脚,下延伸脚与换向片的下端面之间围出下加强环槽,下加强环槽内放置下加强环;所述基体设有上端盖包裹住换向片的上端面,上端盖在对应上加强环位置设有上定位孔,所述基体设有下端盖包裹住换向片的下端面,下端盖在对应下加强环位置设有下定位孔。
【技术特征摘要】
1.高强度换向器,包括基体和设于基体外圆的换向片,相邻换向片之间由云母片进行片间绝缘,其特征在于:换向片的上端面设有上加强环槽,上加强环槽内放置上加强环,换向片的下端面在靠近内侧位置设有下延伸脚,下延伸脚与换向片的下端面之间围出下加强环槽,下加强环槽内放置下加强环;所述基体设有上端盖包裹住换向片的上端面,上端盖在对应上加强环位置设有上...
【专利技术属性】
技术研发人员:杨建旺,胡平辉,胡小英,阮金雨,
申请(专利权)人:瑞安市博宇电器有限公司,
类型:新型
国别省市:浙江,33
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