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    • 22. 发明授权
    • Dynamoelectric machine with noise reduction
    • 减震电动机
    • US08736131B2
    • 2014-05-27
    • US12093737
    • 2006-02-01
    • Haruyuki KometaniToshiaki Kashihara
    • Haruyuki KometaniToshiaki Kashihara
    • H02K3/28
    • H02K3/28H02K1/16
    • The present invention provides a dynamoelectric machine that can reduce 12f vibrational force and suppress generation of irritating electromagnetic noise in a vicinity of 2,000 Hz in an idling state. In the present invention, an armature winding includes first and second three-phase windings, the first three-phase winding is configured by delta-connecting respective phase windings, and the second three-phase winding is configured so as to be Y-connected to the first three-phase winding by connecting respective phase windings in series to respective output ends of the first three-phase winding. The first and second three-phase windings are each installed in the stator core such that respective phase currents have a phase difference from each other. In addition, angles between center lines of adjacent slot opening portions of the stator core central angles of adjacent slot opening portions of the stator have a nonuniform pitch, and a turn ratio between the first three-phase winding and the second three-phase winding is within a range of 1.25 to 2.25.
    • 本发明提供一种能够在空转状态下减小12f振动力并抑制2,000Hz左右的刺激性电磁噪声的产生的电动机。 在本发明中,电枢绕组包括第一和第二三相绕组,第一三相绕组由三相连接各相绕组构成,第二三相绕组被配置为与Y相连接 通过将各相绕组串联连接到第一三相绕组的相应输出端的第一三相绕组。 第一和第二三相绕组各自安装在定子铁心中,使得各自的相电流彼此具有相位差。 此外,定子的相邻槽开口部的定子铁心中心角的相邻槽口部的中心线之间的角度具有不均匀的间距,第一三相绕组和第二三相绕组之间的匝数比为 在1.25至2.25的范围内。
    • 23. 发明授权
    • Dynamoelectric machine
    • 发电机
    • US08134272B2
    • 2012-03-13
    • US12307480
    • 2006-07-26
    • Shogo OkamotoToshiaki Kashihara
    • Shogo OkamotoToshiaki Kashihara
    • H02K3/28
    • H02K1/185H02K1/04H02K9/22
    • The present invention provides a dynamoelectric machine that suppresses the occurrence of insulation failure that accompanies oxidation of a stator core without lowering output, and that also suppresses stator temperature increases by transferring heat that is generated in a stator coil efficiently to a frame.A stator core is configured by laminating and integrating thin magnetic plates, and has an outer circumferential surface that has a cylindrical surface, and receiving grooves are formed on inner circumferences of openings of frames. The receiving grooves are constituted by: an annular axial surface that is constituted by a flat surface that is perpendicular to a central axis of the stator core; and a radial surface that is constituted by a cylindrical surface that is centered around the central axis. Metal surfaces of the thin magnetic plates at two axial ends of the stator core are held between each of the axial surfaces of the pair of frames in a state of close contact around an entire circumference.
    • 本发明提供一种电动机,其抑制伴随着定子铁芯氧化的绝缘破坏的发生而不降低输出,并且还通过将定子线圈中产生的热量有效地传递到框架来抑制定子温度升高。 定子铁芯通过层压和集成薄磁板而构成,并且具有具有圆柱形表面的外周表面,并且在框架的开口的内周上形成有接收槽。 所述接收槽由以下部件构成:环状轴向面,其由与所述定子铁芯的中心轴垂直的平坦面构成; 以及由以中心轴为中心的圆筒面构成的径向面。 定子铁心的两个轴向端部处的薄磁板的金属表面以一整周的紧密接触的状态保持在一对框架的每个轴向表面之间。
    • 27. 发明授权
    • Electric rotating machine
    • 电动旋转机
    • US07391136B2
    • 2008-06-24
    • US10547390
    • 2004-03-25
    • Toshiaki KashiharaWakaki Miyaji
    • Toshiaki KashiharaWakaki Miyaji
    • H02K1/04
    • H02K3/24H02K3/12H02K3/38H02K3/50
    • An in-slot conductor part of a stator winding of a rotary electric machine has multiple in-slot conductors disposed in multiple slots. In each of the multiple slots a plurality of the in-slot conductors are disposed in a line in the depth direction of the slot, in the coil end parts each of the multiple coil end conductors has a root part led out through a slot opening at one of the end faces of a stator core in substantially the same direction as the extension direction of the in-slot conductors and a connecting part disposed farther from the end face of the stator core than this root part and bent so as to form a bridge between two root parts. At each of these slot openings, the root parts continuous with the in-slot conductors inserted into the slot are disposed in a line in the depth direction of the slot and form a root part line, on either side of these root part lines are formed cooling passages extending along said one of the end faces in the depth direction of the slot, on the outer side of the root part lines an end cylindrical part formed by overlapping connecting parts is formed, and on this end cylindrical part and covering at least the outer face thereof is disposed an insulating member.
    • 旋转电机的定子绕组的槽内导体部分具有设置在多个槽中的多个内槽导体。 在多个槽中的每一个中,多个槽内导体沿着槽的深度方向一条直线设置,在线圈端部中,多个线圈端导体中的每一个具有通过在 定子铁芯的端面中的一个与槽内导体的延伸方向大致相同的方向和与该根部比定子铁心的端面更远的连接部弯曲,形成桥 两个根部之间。 在这些槽口中的每一个处,与插入槽中的槽内导体连续的根部在槽的深度方向上成一直线形成根部线,在这些根部线的两侧形成 沿着槽的深度方向沿着所述一个端面延伸的冷却通道在根部线的外侧上形成有由重叠的连接部形成的端部圆柱形部分,并且在该端部圆柱形部分上至少覆盖 其外表面设置有绝缘构件。
    • 30. 发明授权
    • On-vehicle generator mounting device
    • 车载发电机安装装置
    • US07119466B2
    • 2006-10-10
    • US11052820
    • 2005-02-09
    • Toshiaki KashiharaHideyuki Hayashi
    • Toshiaki KashiharaHideyuki Hayashi
    • H02K5/04H02K5/26
    • H02K5/00
    • An on-vehicle generator mounting device includes: a stay provided with a first insertion hole; a front side mounting leg and a rear side mounting leg of the generator, both being disposed on two ends of the stay; a second insertion hole provided through one of the mounting legs; a cylindrical bush fitted movably into a fitting hole provided through the other of the mounting legs; a clamp nut disposed at the other mounting leg to be adjacent to and coaxially with the bush, so as not to turn within said aperture but with a gap in a radial direction therebetween; and a bolt inserted through the second insertion hole, first insertion hole and bush, the bolt being screw-engaged with the clamp nut. An end of the clamp nut protrudes outward of said aperture beyond an outer surface of the other mounting leg. The clamp nut screw-engaged with the bolt fixing the generator is prevented from corroding due to anti-freezing agent.
    • 一种车载发电机安装装置,包括:具有第一插入孔的支架; 发电机的前侧安装支腿和后侧安装支腿均设置在支架的两端; 通过所述安装腿中的一个设置的第二插入孔; 可移动地装配到通过另一个安装腿设置的装配孔中的圆柱形衬套; 夹紧螺母,设置在另一个安装腿上,与所述衬套相邻并与其同轴,以便不在所述孔内转动,而是在径向方向上具有间隙; 以及插入穿过第二插入孔,第一插入孔和衬套的螺栓,螺栓与夹紧螺母螺纹接合。 夹紧螺母的一端从所述孔的外侧突出超过另一安装腿的外表面。 与固定发电机的螺栓螺合的夹紧螺母被防止由于防冻剂而腐蚀。