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    • 2. 发明专利
    • Stator of rotating electric machine, and rotating electric machine
    • 旋转电机定子,旋转电机
    • JP2011223685A
    • 2011-11-04
    • JP2010087966
    • 2010-04-06
    • Aisin Aw Co LtdDenso CorpToyota Industries CorpToyota Motor Corpアイシン・エィ・ダブリュ株式会社トヨタ自動車株式会社株式会社デンソー株式会社豊田自動織機
    • HISADA TOMOKAZUUTAKA RYOSUKEETSUNO NAOHITOKAWASAKI MUTSUYUKIMINOSHIMA NORIMOTOTAKEUCHI TAKETO
    • H02K3/34H02K3/04
    • H02K3/38
    • PROBLEM TO BE SOLVED: To provide a stator of a rotating electric machine and a rotating electric machine which are capable of reducing costs and securing a creepage distance.SOLUTION: A stator 11 includes a stator core 110, a stator winding 111, and an insulating paper 112. With respect to the stator winding 111, conductor segments 111a are respectively inserted into slots from a lower end side of the stator core 110, and their front ends projecting at an upper end side are joined to constitute respective phase windings, and the phase windings are Y-connected to constitute the stator winding 111. The insulating paper 112 is disposed between junction portions adjacent to each other in a radial direction among junction portions 111k-111o constituting a junction group closest to a U-phase terminal. The same is true for a V-phase winding and a W-phase winding. Surfaces of the other junction parts are respectively covered with insulating resins 113. The insulating paper 112 is disposed between junction parts requiring a long creepage distance but the other junction parts not requiring a long creepage distance have surfaces covered with the insulating resin 113. Therefore, a configuration is simplified to reduce a cost and a required creepage distance can be secured.
    • 要解决的问题:提供能够降低成本并确保爬电距离的旋转电机和旋转电机的定子。 解决方案:定子11包括定子芯110,定子绕组111和绝缘纸112.相对于定子绕组111,导体段111a分别从定子芯的下端侧插入槽中 110,并且其在上端侧突出的前端被接合以构成各自的相绕组,并且相绕组Y连接以构成定子绕组111.绝缘纸112设置在彼此相邻的接合部之间 构成最接近U相端子的接合部的结部111k-111o的径向。 对于V相绕组和W相绕组也是如此。 其他接合部分的表面分别被绝缘树脂113覆盖。绝缘纸112设置在需要长爬电距离的接合部分之间,而不需要长爬电距离的其它接合部分具有被绝缘树脂113覆盖的表面。因此, 简化了配置以降低成本,并且可以确保所需的爬电距离。 版权所有(C)2012,JPO&INPIT
    • 8. 发明专利
    • Cooling structure of rotor for rotary electric machine and rotary electric machine
    • 旋转电机和旋转电机转子冷却结构
    • JP2013183481A
    • 2013-09-12
    • JP2012043970
    • 2012-02-29
    • Toyota Motor Corpトヨタ自動車株式会社Aisin Aw Co Ltdアイシン・エィ・ダブリュ株式会社
    • MIYAMOTO TOMOHIKOYAMAGISHI YOSHITADAETO YUSUKEMASATSUKI SHINTAROTAKEUCHI TAKETOMURAKAMI SATOSHI
    • H02K1/32
    • PROBLEM TO BE SOLVED: To provide a cooling structure of a rotor for a rotary electric machine that efficiently cools an axial center region of a rotor core and provides the rotor core with uniform cooling performance with regard to an axial direction thereof.SOLUTION: A cooling structure of a rotor for a rotary electric machine includes: a rotatable shaft 22 that supplies a cooling liquid flowing therein, to the outside; coolant passage holes 34 that are fixedly fitted onto the shaft 22 and allow the cooling liquid supplied from the shaft 22 to flow in an axial direction of the rotary electric machine; and a rotor core 20 that has a plurality of magnetic plates laminated in the axial direction of the rotary electric machine. The cooling liquid flowing out of the shaft 22 is supplied to an axial center region of the rotor core 20 through radially inner sides of the coolant passage holes 34. In the axial center region, the cooling liquid flows into the coolant passage holes 34 and then to both axial sides of the rotor core 20.
    • 要解决的问题:提供一种用于旋转电机的转子的冷却结构,其有效地冷却转子芯的轴向中心区域,并且使转子芯相对于其轴向方向具有均匀的冷却性能。解决方案:冷却 用于旋转电机的转子的结构包括:向外部供应流入其中的冷却液的可旋转轴22; 固定在轴22上并允许从轴22供给的冷却液沿着旋转电机的轴向流动的冷却剂通路孔34; 以及具有沿旋转电机的轴向层叠的多个磁性板的转子铁芯20。 从轴22流出的冷却液通过冷却剂通路孔34的径向内侧被供给到转子铁心20的轴心区域。在轴向中心区域,冷却液流入冷却剂通路孔34 到转子芯20的两个轴向侧。
    • 10. 发明专利
    • Rotor for rotary electric machine, and rotary electric machine
    • 旋转电机转子,旋转电机
    • JP2014176235A
    • 2014-09-22
    • JP2013048256
    • 2013-03-11
    • Toyota Motor Corpトヨタ自動車株式会社Aisin Aw Co Ltdアイシン・エィ・ダブリュ株式会社Aisin Seiki Co Ltdアイシン精機株式会社
    • YAMAGISHI YOSHITADAHIRAI YUMIZUTANI TATSUHIKOMATSUMOTO MASASHIMATSUMOTO TAKASHISANO SHINYATAKEUCHI TAKETOKUROKAWA KENJI
    • H02K1/32H02K9/19
    • H02K1/32H02K1/22H02K1/2766H02K9/19
    • PROBLEM TO BE SOLVED: To cool a magnetic portion where a temperature rises in a rotor of a rotary electric machine by supplying a cooling medium, in a lower temperature state, to the magnet portion while preventing a strength of steel plates from being reduced by slit formation.SOLUTION: A rotor 14 comprises: a shaft including a coolant passage and a coolant supply port; a rotor core 24 which is fixed on the shaft and formed by laminating a steel plate; and a magnet 32 accommodated in the rotor core 24 while extending in an axial direction. The rotor core 24 forms a coolant flow passage by including a first flow passage 34 extending along a magnet in the vicinity of the magnet, and a second flow passage 36 connecting the coolant supply port 28 of the shaft 22 and the first flow passage 34. The second flow passage 36 is formed by communicating second slits 37 provided on the steel plates forming a center area A in an axial direction of the rotor core 24, and formed by combining the steel plates in which the second slits 37 are formed at different positions. The first flow passage 34 and the second flow passage 36 are made confluent in the center area A in the axial direction of the rotor core 24.
    • 要解决的问题:通过在较低温度状态下将冷却介质供给到磁体部分来冷却旋转电机的转子中的温度上升的磁性部分,同时防止钢板的强度被狭缝减小 转子14包括:包括冷却剂通道和冷却剂供应口的轴; 转子芯24,其固定在轴上并通过层压钢板形成; 以及容纳在转子芯24中的磁体32,同时在轴向方向上延伸。 转子芯24通过包括沿着磁体附近的磁体延伸的第一流路34和连接轴22的冷却剂供给口28和第一流路34的第二流路36而形成冷却剂流路。 第二流路36是通过使设在钢板上的第二狭缝37与转子铁心24的轴向形成中心区域A而形成的,通过将形成有第二狭缝37的钢板组合在不同的位置 。 第一流路34和第二流路36在转子铁芯24的轴向上在中心区域A中汇合。