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公开(公告)号:US20170331341A1
公开(公告)日:2017-11-16
申请号:US15527420
申请日:2015-11-12
Applicant: Nidec Corporation , NIDEC TAIWAN CORPORATION
Inventor: Yusuke MAKINO , Yoshiki KAWAI , Keisuke MORITA , Guo Jhih YAN , Hsiu Ying LIN
CPC classification number: H02K3/50 , H02K1/14 , H02K1/2793 , H02K3/521 , H02K16/02 , H02K21/24 , H02K2201/15 , H02K2203/09
Abstract: Provided is a motor including a shaft; two rotors attached to the shaft and spaced from each other in an axial direction by a predetermined distance; a stator arranged between the two rotors; a busbar unit arranged on one axial side of at least one of the two rotors, and arranged to hold a busbar; and a housing arranged to hold the stator and house the two rotors therein. The stator includes a plurality of cores arranged in a circumferential direction, and coils wound around the cores. A lead wire drawn out from the coils is arranged to extend, radially outside of the one of the rotors, from the corresponding core to a position on the one axial side of the one of the rotors, and is connected to the busbar at the position. The busbar unit is housed in the housing.
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公开(公告)号:US20140292124A1
公开(公告)日:2014-10-02
申请号:US14159037
申请日:2014-01-20
Applicant: NIDEC CORPORATION
Inventor: Yoshinobu NAKAMURA , Yoshiki KAWAI , Yusuke MAKINO , Yosuke YAMADA
CPC classification number: H02K15/026 , H02K3/52 , H02K3/522 , H02K15/12 , H02K2203/06 , H02K2203/09 , H02K2203/12 , Y10T29/49009
Abstract: A motor may include a stator having coil groups of plural phases and a connector, the stator comprising a plurality of split stators. Each of the split stators may include a split core having an arc-shaped core back section and a tooth section, an insulator, a coil which has a lead-out line that is connected to the connector. The insulator may have a first void extending between a first inner wall and a first outer wall. The first inner wall may have a lead-in groove. The stator may have a support ring disposed on the upper side of the first void. The support ring may have a second void extending between a second inner wall and a second outer wall. A plurality of lead-out lines of different phases may respectively accommodated in the first void and the second void.
Abstract translation: 电动机可以包括具有多相线圈组的定子和连接器,该定子包括多个分体定子。 每个分割定子可以包括具有弧形芯部后部和分裂部分的绝缘体,具有连接到连接器的引出线的线圈。 绝缘体可以具有在第一内壁和第一外壁之间延伸的第一空隙。 第一内壁可具有导入槽。 定子可以具有设置在第一空隙的上侧的支撑环。 支撑环可以具有在第二内壁和第二外壁之间延伸的第二空隙。 多个不同相的引出线可以分别容纳在第一空隙和第二空隙中。
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公开(公告)号:US20190334402A1
公开(公告)日:2019-10-31
申请号:US16508508
申请日:2019-07-11
Applicant: Nidec Corporation , NIDEC TAIWAN CORPORATION
Inventor: Yusuke MAKINO , Yoshiki KAWAI , Keisuke MORITA , Guo Jhih YAN , Hsiu Ying LIN
Abstract: Provided is a motor including a shaft; two rotors attached to the shaft and spaced from each other in an axial direction by a predetermined distance; a stator arranged between the two rotors; a busbar unit arranged on one axial side of at least one of the two rotors, and arranged to hold a busbar; and a housing arranged to hold the stator and house the two rotors therein. The stator includes a plurality of cores arranged in a circumferential direction, and coils wound around the cores. A lead wire drawn out from the coils is arranged to extend, radially outside of the one of the rotors, from the corresponding core to a position on the one axial side of the one of the rotors, and is connected to the busbar at the position. The busbar unit is housed in the housing.
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公开(公告)号:US20140319936A1
公开(公告)日:2014-10-30
申请号:US14258271
申请日:2014-04-22
Applicant: NIDEC CORPORATION
Inventor: Yusuke MAKINO , Yoshiki KAWAI
CPC classification number: H02K5/20 , H02K1/185 , H02K5/12 , H02K5/15 , H02K5/16 , H02K9/00 , H02K9/19 , H02K9/22 , H02K15/12
Abstract: A motor includes a housing, a stator holder, a stator, and a flow path for a cooling fluid. The cooling flow path is provided between the housing and the stator holder. A coil of the stator is covered by a resin portion. The stator holder may include a holder cylindrical portion and a holder flat plate portion.
Abstract translation: 电动机包括壳体,定子保持器,定子和用于冷却流体的流路。 冷却流路设置在壳体和定子保持器之间。 定子的线圈被树脂部分覆盖。 定子保持器可以包括保持器圆柱形部分和保持器平板部分。
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公开(公告)号:US20180123433A1
公开(公告)日:2018-05-03
申请号:US15593840
申请日:2017-05-12
Applicant: NIDEC CORPORATION
Inventor: Yoshinobu NAKAMURA , Yoshiki KAWAI , Yusuke MAKINO , Yosuke YAMADA
CPC classification number: H02K15/026 , H02K3/28 , H02K3/38 , H02K3/46 , H02K3/50 , H02K3/52 , H02K3/521 , H02K3/522 , H02K15/12 , H02K2203/06 , H02K2203/09 , H02K2203/12 , Y10T29/49009
Abstract: A motor may include a stator having coil groups of plural phases and a connector, the stator comprising a plurality of split stators. Each of the split stators may include a split core having an arc-shaped core back section and a tooth section, an insulator, a coil which has a lead-out line that is connected to the connector. The insulator may have a first void extending between a first inner wall and a first outer wall. The first inner wall may have a lead-in groove. The stator may have a support ring disposed on the upper side of the first void. The support ring may have a second void extending between a second inner wall and a second outer wall. A plurality of lead-out lines of different phases may respectively accommodated in the first void and the second void.
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