CN101971460B - 电动机以及具备该电动机的电气设备 - Google Patents

电动机以及具备该电动机的电气设备 Download PDF

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Publication number
CN101971460B
CN101971460B CN2009801087404A CN200980108740A CN101971460B CN 101971460 B CN101971460 B CN 101971460B CN 2009801087404 A CN2009801087404 A CN 2009801087404A CN 200980108740 A CN200980108740 A CN 200980108740A CN 101971460 B CN101971460 B CN 101971460B
Authority
CN
China
Prior art keywords
dielectric layer
shaft
impedance
motor according
bearing
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.)
Ceased
Application number
CN2009801087404A
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English (en)
Chinese (zh)
Other versions
CN101971460A (zh
Inventor
水上裕文
渡边彰彦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electromechanical Co ltd
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41064984&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN101971460(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN101971460A publication Critical patent/CN101971460A/zh
Application granted granted Critical
Publication of CN101971460B publication Critical patent/CN101971460B/zh
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/40—Structural association with grounding devices
    • 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
    • H02K1/278—Surface mounted magnets; Inset magnets
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
CN2009801087404A 2008-03-13 2009-03-12 电动机以及具备该电动机的电气设备 Ceased CN101971460B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008-063685 2008-03-13
JP2008063685 2008-03-13
PCT/JP2009/001112 WO2009113311A1 (ja) 2008-03-13 2009-03-12 電動機およびそれを備えた電気機器

Publications (2)

Publication Number Publication Date
CN101971460A CN101971460A (zh) 2011-02-09
CN101971460B true CN101971460B (zh) 2013-08-07

Family

ID=41064984

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009801087404A Ceased CN101971460B (zh) 2008-03-13 2009-03-12 电动机以及具备该电动机的电气设备

Country Status (5)

Country Link
US (1) US8552601B2 (enExample)
EP (1) EP2254220B1 (enExample)
JP (2) JP5254310B2 (enExample)
CN (1) CN101971460B (enExample)
WO (1) WO2009113311A1 (enExample)

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* Cited by examiner, † Cited by third party
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JP5594284B2 (ja) * 2009-02-26 2014-09-24 パナソニック株式会社 電動機およびそれを備えた電気機器
CN102474152A (zh) * 2009-10-09 2012-05-23 松下电器产业株式会社 空气调节机
JP5493931B2 (ja) * 2010-02-02 2014-05-14 パナソニック株式会社 空気調和機
CN102884716B (zh) * 2010-05-12 2015-08-19 松下电器产业株式会社 电动马达和包括该电动马达的电动装置
CN202696316U (zh) * 2010-05-12 2013-01-23 松下电器产业株式会社 电动机和包括电动机的电气设备
EP2597189A1 (en) * 2010-07-21 2013-05-29 Panasonic Corporation Brushless motor for washing machine and drum-type washing machine provided with same
JP5889534B2 (ja) * 2011-02-01 2016-03-22 日本電産テクノモータ株式会社 ブラシレスｄｃモータ
JP5502822B2 (ja) * 2011-04-27 2014-05-28 パナソニック株式会社 電動機およびそれを備えた電気機器
JP2014018020A (ja) * 2012-07-11 2014-01-30 Panasonic Corp 電動機およびそれを備えた電気機器
JP6248280B2 (ja) * 2012-11-22 2017-12-20 パナソニックＩｐマネジメント株式会社 電動機およびこの電動機を備えた電気機器
EP2975743B1 (en) * 2013-03-15 2018-07-18 Panasonic Intellectual Property Management Co., Ltd. Electric motor and electrical device equipped with electric motor
WO2015059905A1 (ja) * 2013-10-21 2015-04-30 パナソニックＩｐマネジメント株式会社 電動機およびこの電動機を備える電気機器
KR101668182B1 (ko) * 2015-02-10 2016-10-21 주식회사 승정 모터의 회전자 조립 방법
US10326323B2 (en) 2015-12-11 2019-06-18 Whirlpool Corporation Multi-component rotor for an electric motor of an appliance
JP6648619B2 (ja) * 2016-04-19 2020-02-14 株式会社デンソー ブラシレスモータ
JP6332376B2 (ja) 2016-09-21 2018-05-30 株式会社富士通ゼネラル 永久磁石電動機
US10704180B2 (en) 2016-09-22 2020-07-07 Whirlpool Corporation Reinforcing cap for a tub rear wall of an appliance
EP3591814B1 (en) 2017-02-28 2024-07-31 Panasonic Intellectual Property Management Co., Ltd. Molded motor
US10693336B2 (en) 2017-06-02 2020-06-23 Whirlpool Corporation Winding configuration electric motor
DE102017130647A1 (de) * 2017-12-20 2019-06-27 Ebm-Papst Mulfingen Gmbh & Co. Kg Vorrichtung zur Reduzierung von schädlichen Lagerspannungen
CN112366880B (zh) 2019-07-26 2023-11-21 广东威灵电机制造有限公司 电机及具有该电机的电器设备
JP6880348B1 (ja) * 2020-07-31 2021-06-02 三菱電機株式会社 回転電機
US11916447B2 (en) * 2021-06-07 2024-02-27 Black & Decker Inc. Overmolded rotor structure
US12068639B2 (en) 2021-06-07 2024-08-20 Black & Decker Inc. Motor rotor with sleeve for retention of magnet ring
CN113394902A (zh) * 2021-06-15 2021-09-14 珠海格力电器股份有限公司 一种风扇电机

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JP2574007B2 (ja) * 1988-08-02 1997-01-22 ファナック株式会社 同期電動機のロータ
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JPH0332333A (ja) * 1989-06-26 1991-02-12 Fanuc Ltd ラジアルタイプのロータ構造
JP3364960B2 (ja) 1992-09-04 2003-01-08 松下電器産業株式会社 永久磁石電動機の回転子
JPH06261507A (ja) 1993-03-08 1994-09-16 Matsushita Electric Ind Co Ltd 誘導電動機の回転子
JP3624321B2 (ja) 1994-07-28 2005-03-02 日本電産シバウラ株式会社 電動機の回転子
US5704111A (en) * 1995-05-24 1998-01-06 General Electric Company Method for making a rotor for an electric motor
KR19990077219A (ko) * 1996-01-18 1999-10-25 스미 타다오 차량에 탑재되는 모터
US6121709A (en) * 1997-10-16 2000-09-19 Alliedsignal Inc. Rotor assembly having bonded lamination stack
JPH11178294A (ja) * 1997-12-12 1999-07-02 Matsushita Electric Ind Co Ltd 誘導電動機
US6069421A (en) * 1999-08-30 2000-05-30 Electric Boat Corporation Electric motor having composite encapsulated stator and rotor
JP3672775B2 (ja) 1999-10-18 2005-07-20 松下エコシステムズ株式会社 無刷子電動機
JP2001268831A (ja) 2000-03-21 2001-09-28 Matsushita Electric Ind Co Ltd 永久磁石ロータ
JP3895095B2 (ja) * 2000-05-09 2007-03-22 三菱電機株式会社 プラスチックマグネットロータ及び空気調和機
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JP3879413B2 (ja) * 2001-02-28 2007-02-14 株式会社日立製作所 搬送システム及び回転電機
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JP2003113842A (ja) 2001-10-01 2003-04-18 Koyo Seiko Co Ltd 絶縁軸受
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JP4565870B2 (ja) * 2004-03-26 2010-10-20 ミネベア株式会社 電動ポンプ
US20050253480A1 (en) * 2004-05-14 2005-11-17 Pizzichil William P Apparatus and method for reducing shaft charge
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US7365458B2 (en) * 2005-03-31 2008-04-29 Nidec Shibaura Corporation Brushless DC motor with molded resin housing
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JP4989067B2 (ja) 2005-12-14 2012-08-01 日本電産テクノモータ株式会社 ブラシレスｄｃモータ
JP4912752B2 (ja) * 2006-05-30 2012-04-11 日本電産テクノモータホールディングス株式会社 モータ

Also Published As

Publication number Publication date
EP2254220A4 (en) 2012-08-29
JPWO2009113311A1 (ja) 2011-07-21
EP2254220A1 (en) 2010-11-24
JP2012039875A (ja) 2012-02-23
WO2009113311A1 (ja) 2009-09-17
US20110043071A1 (en) 2011-02-24
US8552601B2 (en) 2013-10-08
JP5254310B2 (ja) 2013-08-07
CN101971460A (zh) 2011-02-09
EP2254220B1 (en) 2017-03-01
JP5316629B2 (ja) 2013-10-16

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: Osaka, Japan

Patentee after: Panasonic Holding Co.,Ltd.

Address before: Osaka, Japan

Patentee before: Matsushita Electric Industrial Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20220812

Address after: Japan Osaka

Patentee after: Panasonic electromechanical Co.,Ltd.

Address before: Osaka, Japan

Patentee before: Panasonic Holding Co.,Ltd.

IW01 Full invalidation of patent right

Decision date of declaring invalidation: 20250107

Decision number of declaring invalidation: 581974

Granted publication date: 20130807