JP7264238B2 - モーターローター - Google Patents
モーターローター Download PDFInfo
- Publication number
- JP7264238B2 JP7264238B2 JP2021513548A JP2021513548A JP7264238B2 JP 7264238 B2 JP7264238 B2 JP 7264238B2 JP 2021513548 A JP2021513548 A JP 2021513548A JP 2021513548 A JP2021513548 A JP 2021513548A JP 7264238 B2 JP7264238 B2 JP 7264238B2
- Authority
- JP
- Japan
- Prior art keywords
- peripheral surface
- magnet
- motor rotor
- outer peripheral
- resin
- 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.)
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- 229920005989 resin Polymers 0.000 claims description 53
- 239000011347 resin Substances 0.000 claims description 53
- 230000002093 peripheral effect Effects 0.000 claims description 40
- 230000007423 decrease Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 14
- 239000011241 protective layer Substances 0.000 description 10
- 229920000106 Liquid crystal polymer Polymers 0.000 description 5
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000005011 phenolic resin Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 229920005992 thermoplastic resin Polymers 0.000 description 3
- 229920001187 thermosetting polymer Polymers 0.000 description 3
- 239000004918 carbon fiber reinforced polymer Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910000883 Ti6Al4V Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- -1 titanium (eg Chemical class 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- 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
- H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/02—Gas-turbine plants characterised by the use of combustion products as the working fluid using exhaust-gas pressure in a pressure exchanger to compress combustion-air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
- F02C6/10—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output supplying working fluid to a user, e.g. a chemical process, which returns working fluid to a turbine of the plant
- F02C6/12—Turbochargers, i.e. plants for augmenting mechanical power output of internal-combustion piston engines by increase of charge pressure
-
- 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
- H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
- H02K1/2733—Annular magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/40—Application in turbochargers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/70—Application in combination with
- F05D2220/76—Application in combination with an electrical generator
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
31 インナースリーブ(軸部)
31a 外周面
37 永久磁石
38a 内周面
38b 内周面
50 樹脂部
61 小径部
62a テーパ部
62b 段差小径部
63 中央部位
65 溝
66a 周方向溝
66b 綾目ローレット溝
Claims (10)
- 軸部と、前記軸部の周囲に配置された円筒状の磁石と、前記軸部と前記磁石との隙間に充填された樹脂からなる樹脂部と、を備え、
前記軸部は、軸方向における前記磁石の端部の内周面に対向して位置し、前記軸方向における前記磁石の中央部の内周面に対向する部位よりも小径になるように形成された小径部を有し、
前記軸部において、前記磁石の中央部の内周面に対向する中央部位の全面と前記磁石との間には、前記樹脂部が充填されている、モーターローター。 - 前記軸部の外周面には、周方向成分を含む方向に延在する溝が形成されている、請求項1に記載のモーターローター。
- 前記軸部は、前記軸方向における前記磁石の中央部の内周面に対向する部位である大径部を有し、
周方向成分を含む方向に延在する前記溝は、前記大径部の外周面に形成されている、請求項2に記載のモーターローター。 - 前記軸部の外周面には、前記軸部の前記外周面上で螺旋状に延びる1本のローレット溝が形成されている、請求項1~3の何れか一項に記載のモーターローター。
- 前記軸部は、前記軸方向における前記磁石の中央部の内周面に対向する部位である大径部を有し、
前記ローレット溝は、前記大径部の外周面に形成されている、請求項4に記載のモーターローター。 - 前記軸部の外周面には、前記軸部の前記外周面上で互いに交差する2方向に螺旋状に延びる2の溝を含む綾目ローレット溝が形成されている、請求項1~3の何れか一項に記載のモーターローター。
- 前記小径部は、
前記磁石の前記中央部から前記軸方向に離れるほど縮径するように形成されたテーパ部である、請求項1~6の何れか一項に記載のモーターローター。 - 前記テーパ部の外周面は、円錐面をなす、請求項7に記載のモーターローター。
- 前記小径部は、
前記磁石の前記中央部に対向する部位との間に段差をもって小径に形成されている、請求項1~6の何れか一項に記載のモーターローター。 - 前記小径部の外周面は、円柱面をなす、請求項9に記載のモーターローター。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019074828 | 2019-04-10 | ||
JP2019074828 | 2019-04-10 | ||
PCT/JP2020/013110 WO2020209050A1 (ja) | 2019-04-10 | 2020-03-24 | モーターローター |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020209050A1 JPWO2020209050A1 (ja) | 2020-10-15 |
JP7264238B2 true JP7264238B2 (ja) | 2023-04-25 |
Family
ID=72750684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021513548A Active JP7264238B2 (ja) | 2019-04-10 | 2020-03-24 | モーターローター |
Country Status (5)
Country | Link |
---|---|
US (1) | US11664694B2 (ja) |
JP (1) | JP7264238B2 (ja) |
CN (1) | CN113661636B (ja) |
DE (1) | DE112020001824T5 (ja) |
WO (1) | WO2020209050A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210064851A (ko) * | 2019-11-26 | 2021-06-03 | 삼성전자주식회사 | Bldc모터 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002010545A (ja) | 2000-06-23 | 2002-01-11 | Mitsubishi Electric Corp | 永久磁石回転子 |
JP2007159191A (ja) | 2005-12-01 | 2007-06-21 | Denso Corp | 電動機 |
JP2011239546A (ja) | 2010-05-10 | 2011-11-24 | Makita Corp | Dcブラシレスモータ |
WO2012089470A2 (en) | 2010-12-29 | 2012-07-05 | Arcelik Anonim Sirketi | Rotor part of a permanent magnet synchronous motor |
JP2013074736A (ja) | 2011-09-28 | 2013-04-22 | Toyota Motor Corp | 回転電機のロータ、および、これを用いた回転電機 |
Family Cites Families (27)
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US2488729A (en) * | 1946-10-18 | 1949-11-22 | Int Harvester Co | Magneto rotor |
JPS6165839A (ja) | 1984-09-07 | 1986-04-04 | Nippon Petrochem Co Ltd | α−(p−イソブチルフエニル)プロピオン酸の製法 |
JPS6165839U (ja) * | 1984-10-04 | 1986-05-06 | ||
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JPH0294444U (ja) * | 1989-01-10 | 1990-07-26 | ||
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JPH0799743A (ja) * | 1993-09-27 | 1995-04-11 | Hitachi Metals Ltd | 永久磁石型ロータ |
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JPH1014147A (ja) * | 1996-06-24 | 1998-01-16 | Fuji Electric Co Ltd | 周方向着磁形回転子を持つ回転機及びその製造方法 |
JPH10201152A (ja) * | 1997-01-17 | 1998-07-31 | Mitsubishi Electric Corp | 永久磁石回転子およびその製造方法 |
JP2000014062A (ja) | 1998-06-16 | 2000-01-14 | Denso Corp | トルクモータ |
JP2000324769A (ja) * | 1999-05-13 | 2000-11-24 | Matsushita Electric Ind Co Ltd | ステッピングモータ |
JP2002209352A (ja) * | 2001-01-12 | 2002-07-26 | Mitsubishi Electric Corp | 回転電機の永久磁石回転子およびその製造方法 |
DE50213151D1 (de) * | 2002-07-26 | 2009-02-05 | Ms Technologie Gmbh | Hochgeschwindigkeitsrotor |
JP4352766B2 (ja) * | 2003-06-09 | 2009-10-28 | 三菱電機株式会社 | 電動パワーステアリング装置用ブラシレスモータの製造方法 |
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-
2020
- 2020-03-24 JP JP2021513548A patent/JP7264238B2/ja active Active
- 2020-03-24 CN CN202080026173.4A patent/CN113661636B/zh active Active
- 2020-03-24 DE DE112020001824.5T patent/DE112020001824T5/de active Pending
- 2020-03-24 WO PCT/JP2020/013110 patent/WO2020209050A1/ja active Application Filing
-
2021
- 2021-10-01 US US17/491,560 patent/US11664694B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002010545A (ja) | 2000-06-23 | 2002-01-11 | Mitsubishi Electric Corp | 永久磁石回転子 |
JP2007159191A (ja) | 2005-12-01 | 2007-06-21 | Denso Corp | 電動機 |
JP2011239546A (ja) | 2010-05-10 | 2011-11-24 | Makita Corp | Dcブラシレスモータ |
WO2012089470A2 (en) | 2010-12-29 | 2012-07-05 | Arcelik Anonim Sirketi | Rotor part of a permanent magnet synchronous motor |
JP2013074736A (ja) | 2011-09-28 | 2013-04-22 | Toyota Motor Corp | 回転電機のロータ、および、これを用いた回転電機 |
Also Published As
Publication number | Publication date |
---|---|
CN113661636B (zh) | 2024-04-16 |
US20220021255A1 (en) | 2022-01-20 |
US11664694B2 (en) | 2023-05-30 |
CN113661636A (zh) | 2021-11-16 |
DE112020001824T5 (de) | 2021-12-23 |
JPWO2020209050A1 (ja) | 2020-10-15 |
WO2020209050A1 (ja) | 2020-10-15 |
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