JP5900180B2 - 回転電機の回転子鉄心 - Google Patents
回転電機の回転子鉄心 Download PDFInfo
- Publication number
- JP5900180B2 JP5900180B2 JP2012137714A JP2012137714A JP5900180B2 JP 5900180 B2 JP5900180 B2 JP 5900180B2 JP 2012137714 A JP2012137714 A JP 2012137714A JP 2012137714 A JP2012137714 A JP 2012137714A JP 5900180 B2 JP5900180 B2 JP 5900180B2
- Authority
- JP
- Japan
- Prior art keywords
- core
- permanent magnet
- rotor core
- magnet
- insertion hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Description
Claims (1)
- 磁性板材によって一体に形成され互いにヒンジ部でつながった複数の分割コア片を有する環状のコア素材が軸方向に複数積層されている回転電機の回転子鉄心であって、
前記各分割コア片には永久磁石が配置された磁石挿入穴が形成され、前記磁石挿入穴の周方向端部の内周縁には前記磁石挿入穴内の前記永久磁石の周方向端部に当接することにより該永久磁石を位置決めする片持ち状の突片が一体に形成されており、
前記突片は、前記永久磁石の温度変化による周方向長さの伸長を吸収して変形可能であり、
環状をなす前記コア素材の一端部および他端部は隙間を介して非連結状態に対向配置され、前記コア素材は前記一端部および他端部の位置が所定ピッチだけ周方向に交互にずれた状態で積層されている、
回転電機の回転子鉄心。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012137714A JP5900180B2 (ja) | 2012-06-19 | 2012-06-19 | 回転電機の回転子鉄心 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012137714A JP5900180B2 (ja) | 2012-06-19 | 2012-06-19 | 回転電機の回転子鉄心 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014003815A JP2014003815A (ja) | 2014-01-09 |
JP5900180B2 true JP5900180B2 (ja) | 2016-04-06 |
Family
ID=50036441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012137714A Active JP5900180B2 (ja) | 2012-06-19 | 2012-06-19 | 回転電機の回転子鉄心 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5900180B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6147430B2 (ja) * | 2014-06-11 | 2017-06-14 | 三菱電機株式会社 | 永久磁石埋込型電動機 |
DE112017001849T5 (de) * | 2016-06-03 | 2018-12-20 | Aisin Aw Co., Ltd. | Rotor |
JP6725767B1 (ja) * | 2019-03-22 | 2020-07-22 | 三菱電機株式会社 | 回転電機 |
JP7527469B2 (ja) | 2021-03-11 | 2024-08-02 | 三菱電機株式会社 | ロータ、電動機、送風機、空気調和装置およびロータの製造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04185244A (ja) * | 1990-11-20 | 1992-07-02 | Aisin Aw Co Ltd | ホイールモータのステータ |
JPH0614482A (ja) * | 1992-06-22 | 1994-01-21 | Fuji Electric Co Ltd | 回転電機の固定子鉄心 |
JPH06133479A (ja) * | 1992-09-02 | 1994-05-13 | Toshiba Corp | 永久磁石ロータ及びその製造装置 |
JP2007068310A (ja) * | 2005-08-30 | 2007-03-15 | Aisin Seiki Co Ltd | 回転機の積層巻きコア |
JP4176121B2 (ja) * | 2006-10-13 | 2008-11-05 | 株式会社三井ハイテック | 回転子積層鉄心およびその製造方法 |
JP5362399B2 (ja) * | 2009-03-13 | 2013-12-11 | 本田技研工業株式会社 | 回転電機及び回転電機の製造方法 |
JP5402154B2 (ja) * | 2009-03-30 | 2014-01-29 | アイシン精機株式会社 | 電動機 |
-
2012
- 2012-06-19 JP JP2012137714A patent/JP5900180B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2014003815A (ja) | 2014-01-09 |
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