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    • 3. 发明申请
    • EMBEDDED PERMANENT MAGNET ELECTRIC MOTOR
    • 嵌入式永磁电机
    • US20150194849A1
    • 2015-07-09
    • US14414753
    • 2012-09-07
    • Shinsuke KayanoMasaya InoueShinji Nishimura
    • Shinsuke KayanoMasaya InoueShinji Nishimura
    • H02K1/27
    • H02K1/276H02K1/2766H02K21/16H02K29/03H02K2213/03
    • A rotor core is configured by arranging divided rotor cores coaxially so as to be in close contact with each other such that magnetic pole centers are aligned axially, auxiliary grooves are recessed into respective outer circumferential surfaces of the divided rotor cores between respective magnetic poles so as to have plane symmetry relative to a plane that includes a center position between the magnetic poles and a central axis of the divided rotor cores, and so as to extend from a first axial end to a second axial end of the divided rotor cores, the auxiliary grooves recessed into an outer circumferential surface of an identical divided rotor core have an identical groove shape, and groove widths of the auxiliary grooves are set such that predetermined orders of harmonic components of cogging torque that result from each of the divided rotor cores mutually cancel each other out.
    • 转子铁芯通过同轴地布置分开的转子芯以使得磁极中心轴向对准的方式构成,辅助槽凹入各个磁极之间的分割转子铁心的相应外圆周表面,以便 相对于包括磁极与分割的转子芯的中心轴之间的中心位置的平面具有平面对称性,并且从分割的转子芯的第一轴向端到第二轴向端延伸,辅助 凹入相同分割转子芯的外圆周表面的凹槽具有相同的凹槽形状,并且辅助凹槽的凹槽宽度被设定为使得由每个分割的转子芯构成的齿槽转矩的预定次数相互抵消 另外出来
    • 5. 发明授权
    • Rotor of rotary electric machine
    • 旋转电机转子
    • US08723384B2
    • 2014-05-13
    • US13402037
    • 2012-02-22
    • Hirohisa YokotaShinsuke KayanoYoshiaki Kitta
    • Hirohisa YokotaShinsuke KayanoYoshiaki Kitta
    • H02K21/12
    • H02K1/2766
    • A rotary electric machine is provided with a shaft which is a rotary shaft; a laminated core which has a permanent magnet embedded therein and is press-fitted to the shaft; a first member which is a magnetic member and is press-fitted to the shaft so as to hold an end portion of the laminated core; a second member which is a nonmagnetic member and is provided between the end portion of the laminated core and the first member so as to hold an end portion, with respect to the axial direction of the shaft, of the permanent magnet; and at least one of a first gap between the first member and the second member, and a second gap between the laminated core and the second member.
    • 旋转电机设有作为旋转轴的轴; 层叠铁芯,其内嵌有永磁体并压配合到所述轴上; 第一构件,其是磁性构件并压配合到所述轴以保持层叠铁心的端部; 第二构件是非磁性构件,并且设置在层叠铁芯的端部与第一构件之间,以便相对于永磁体的轴的轴向保持端部; 以及第一构件和第二构件之间的第一间隙中的至少一个以及层叠铁心和第二构件之间的第二间隙。