JP5818400B2 - 永久磁石同期電動機 - Google Patents
永久磁石同期電動機 Download PDFInfo
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- JP5818400B2 JP5818400B2 JP2009227775A JP2009227775A JP5818400B2 JP 5818400 B2 JP5818400 B2 JP 5818400B2 JP 2009227775 A JP2009227775 A JP 2009227775A JP 2009227775 A JP2009227775 A JP 2009227775A JP 5818400 B2 JP5818400 B2 JP 5818400B2
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- permanent magnet
- rotor core
- synchronous motor
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- magnet synchronous
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- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
Claims (3)
- 回転自在に支持された回転軸と、
前記回転軸に取付けられ、前記回転軸と一体的に回転可能な円筒状の回転子鉄心と、
前記回転子鉄心に取り付けられ、前記回転子鉄心の外周側から前記回転子鉄心の中心側に向かう長辺を有し、V字状に設けられている永久磁石と、
前記回転軸に取り付けられ、前記回転子鉄心の軸方向両端部をそれぞれ押えた押え板と、
前記回転子鉄心の軸方向両端にそれぞれ対向して設けられ、それぞれ前記回転子鉄心と前記押え板との間に位置した磁気遮蔽板と、
前記永久磁石と対向して設けられているとともに前記回転子鉄心と同軸的に設けられた固定子鉄心と、を備え、
前記押え板は、前記永久磁石の前記長辺と平行に前記永久磁石を2等分する中心線及び前記中心線よりも前記回転子鉄心の中心側で前記回転軸方向に前記永久磁石と重なる位置に形成されていることを特徴とする永久磁石同期電動機。 - 前記永久磁石は前記回転子鉄心の周方向に複数取り付けられ、隣り合う磁極相互を構成する隣り合う前記永久磁石間では、前記押え板は前記回転子鉄心の外周近傍で前記回転軸方向と重なる位置に形成されていることを特徴とする請求項1記載の永久磁石同期電動機。
- 前記磁気遮蔽板は、前記回転軸方向の厚みを可変であることを特徴とする請求項1記載の永久磁石同期電動機。
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JP2009227775A JP5818400B2 (ja) | 2009-09-30 | 2009-09-30 | 永久磁石同期電動機 |
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JP2009227775A JP5818400B2 (ja) | 2009-09-30 | 2009-09-30 | 永久磁石同期電動機 |
Publications (2)
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JP2011078225A JP2011078225A (ja) | 2011-04-14 |
JP5818400B2 true JP5818400B2 (ja) | 2015-11-18 |
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JP2009227775A Active JP5818400B2 (ja) | 2009-09-30 | 2009-09-30 | 永久磁石同期電動機 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6545380B2 (ja) * | 2016-06-24 | 2019-07-17 | 三菱電機株式会社 | 永久磁石式回転電機の回転子および永久磁石式回転電機 |
JP2018007344A (ja) * | 2016-06-28 | 2018-01-11 | 株式会社東芝 | 電動機の固定子および鉄道車両用電動機 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2009027842A (ja) * | 2007-07-19 | 2009-02-05 | Toshiba Corp | 永久磁石同期電動機 |
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