JP6876692B2 - 回転電機 - Google Patents
回転電機 Download PDFInfo
- Publication number
- JP6876692B2 JP6876692B2 JP2018522387A JP2018522387A JP6876692B2 JP 6876692 B2 JP6876692 B2 JP 6876692B2 JP 2018522387 A JP2018522387 A JP 2018522387A JP 2018522387 A JP2018522387 A JP 2018522387A JP 6876692 B2 JP6876692 B2 JP 6876692B2
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- magnet
- rotor
- electric machine
- storage 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
Links
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 238000010008 shearing Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 12
- 229920001187 thermosetting polymer Polymers 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 230000004907 flux Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910000576 Laminated steel Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Description
A<B<C
を満たす必要がある。
E<A<D
を満たす必要がある。
2…固定子
5…シャフト孔、
10…回転子鉄心、
11…磁石収納孔
12…開口部エッジ、
20…永久磁石、
21…永久磁石エッジ、
30…介装部材、
40…介装部材付磁石、
50…回転軸
110…介装部材付磁石収納孔、
111…磁石収納孔、
130…介装部材、
Claims (4)
- 回転子と固定子とからなる回転電機であって、
前記回転子は、
回転軸と、
永久磁石と、
該永久磁石を収納する収納部を形成した回転子鉄心と、
前記永久磁石を前記収納部に固定するとともに、前記収納部の内面側の固着面と前記永久磁石側のせん断面を有する、前記永久磁石より硬度の低い、かつ、耐熱性温度100度以上の熱硬化性樹脂製の介装部材と、を具備しており、
前記回転子鉄心は、
前記介装部材を固着しない一面で前記永久磁石と接触していることを特徴とする回転電機。 - 請求項1に記載の回転電機において、
前記介装部材は前記永久磁石の内周側面に配置されていることを特徴とする回転電機。 - 請求項1に記載の回転電機において、
前記介装部材は前記永久磁石の外周側面に配置されていることを特徴とする回転電機。 - 請求項1に記載の回転電機において、
前記永久磁石と前記回転子鉄心の間の熱抵抗は、
前記介装部材を設けた面において高く、前記介装部材を設けない面において低いことを特徴とする回転電機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016114253 | 2016-06-08 | ||
JP2016114253 | 2016-06-08 | ||
PCT/JP2017/017996 WO2017212867A1 (ja) | 2016-06-08 | 2017-05-12 | 回転電機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017212867A1 JPWO2017212867A1 (ja) | 2018-12-13 |
JP6876692B2 true JP6876692B2 (ja) | 2021-05-26 |
Family
ID=60578733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018522387A Active JP6876692B2 (ja) | 2016-06-08 | 2017-05-12 | 回転電機 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6876692B2 (ja) |
CN (1) | CN109075634A (ja) |
WO (1) | WO2017212867A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022107632A1 (ja) * | 2020-11-17 | 2022-05-27 | 日本発條株式会社 | ロータの製造方法及びロータ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3436262B2 (ja) * | 2001-06-22 | 2003-08-11 | 松下電器産業株式会社 | 永久磁石埋め込み形モータのロータ |
JP3677486B2 (ja) * | 2002-03-29 | 2005-08-03 | 本田技研工業株式会社 | 永久磁石回転子およびその製造方法 |
JP2010213516A (ja) * | 2009-03-12 | 2010-09-24 | Nissan Motor Co Ltd | 永久磁石式回転機及びロータ用永久磁石の製造方法 |
-
2017
- 2017-05-12 JP JP2018522387A patent/JP6876692B2/ja active Active
- 2017-05-12 CN CN201780029537.2A patent/CN109075634A/zh active Pending
- 2017-05-12 WO PCT/JP2017/017996 patent/WO2017212867A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JPWO2017212867A1 (ja) | 2018-12-13 |
CN109075634A (zh) | 2018-12-21 |
WO2017212867A1 (ja) | 2017-12-14 |
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