WO2008096495A1 - 直流モータ - Google Patents

直流モータ Download PDF

Info

Publication number
WO2008096495A1
WO2008096495A1 PCT/JP2007/072733 JP2007072733W WO2008096495A1 WO 2008096495 A1 WO2008096495 A1 WO 2008096495A1 JP 2007072733 W JP2007072733 W JP 2007072733W WO 2008096495 A1 WO2008096495 A1 WO 2008096495A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
stator
motor
ball bearing
coils
Prior art date
Application number
PCT/JP2007/072733
Other languages
English (en)
French (fr)
Inventor
Masayuki Yokoyama
Youichi Fujita
Sotsuo Miyoshi
Naohiro Oketani
Original Assignee
Mitsubishi Electric Corporation
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
Application filed by Mitsubishi Electric Corporation filed Critical Mitsubishi Electric Corporation
Priority to DE112007003138.7T priority Critical patent/DE112007003138B8/de
Priority to JP2008525289A priority patent/JPWO2008096495A1/ja
Priority to US12/516,400 priority patent/US8044545B2/en
Priority to CN2007800507137A priority patent/CN101595624B/zh
Publication of WO2008096495A1 publication Critical patent/WO2008096495A1/ja

Links

Classifications

    • 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
    • H02K5/08—Insulating casings
    • 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
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor
    • 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
    • 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
    • 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
    • H02K7/08—Structural association with bearings
    • H02K7/083—Structural association with 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)
  • Dc Machiner (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

課題　直流モータの軸方向の寸法を大きくすることなく、ロータのがたつき及びロータの軸方向のずれを抑えることができる直流モータを得るものである。 解決手段　複数のコイル４が配設されるステータ２と、このステータ２の内周に対向して配設され複数の磁極を有するロータ８と、ロータ８の一端に設けられ電源から供給された電流を転流してステータ２のコイル４に与える通電部と、ロータ８を保持するスリーブ軸受６と、ロータ８を保持しスリーブ軸受６に比し耐荷重の大きいボール軸受７とを備え、ボール軸受７の外輪をステータ２により位置決めすると共に、ボール軸受７の内輪をロータ８により位置決めする。
PCT/JP2007/072733 2007-02-02 2007-11-26 直流モータ WO2008096495A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE112007003138.7T DE112007003138B8 (de) 2007-02-02 2007-11-26 Gleichstrommotor
JP2008525289A JPWO2008096495A1 (ja) 2007-02-02 2007-11-26 直流モータ
US12/516,400 US8044545B2 (en) 2007-02-02 2007-11-26 Direct-current motor
CN2007800507137A CN101595624B (zh) 2007-02-02 2007-11-26 直流电动机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007024140 2007-02-02
JP2007-024140 2007-02-02

Publications (1)

Publication Number Publication Date
WO2008096495A1 true WO2008096495A1 (ja) 2008-08-14

Family

ID=39681410

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/072733 WO2008096495A1 (ja) 2007-02-02 2007-11-26 直流モータ

Country Status (6)

Country Link
US (1) US8044545B2 (ja)
JP (1) JPWO2008096495A1 (ja)
KR (1) KR101044547B1 (ja)
CN (1) CN101595624B (ja)
DE (1) DE112007003138B8 (ja)
WO (1) WO2008096495A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013227054A1 (de) * 2013-12-23 2015-06-25 Robert Bosch Gmbh Stator mit einer Umspritzung und elektrische Maschine mit dem Stator
WO2016154111A1 (en) * 2015-03-23 2016-09-29 Franklin Electric Co., Inc. Electric motor and method of assembling an electric motor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6440254U (ja) * 1987-09-03 1989-03-10
JP2000037069A (ja) * 1998-07-15 2000-02-02 Toshiba Tec Corp ステッピングモータ
JP2000324745A (ja) * 1999-05-14 2000-11-24 Matsushita Electric Ind Co Ltd モールドモータ
JP2006271193A (ja) * 2005-02-28 2006-10-05 Shinano Kenshi Co Ltd モータ

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3446522A (en) 1967-05-12 1969-05-27 Atomic Energy Commission Internal retaining ring
US3469897A (en) 1968-02-21 1969-09-30 Smith Corp A O Lock plate for fixed motor rotor bearing
JPS5392405A (en) 1977-01-26 1978-08-14 Hitachi Ltd Motor
CH657721A5 (de) * 1982-01-11 1986-09-15 Papst Motoren Gmbh & Co Kg Aussenlaeufer-direktantriebsmotor.
JPS62134769U (ja) 1986-02-17 1987-08-25
CA1278706C (en) * 1986-12-08 1991-01-08 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Electrical spin rig for projectile wind tunnel testing
JPH05252683A (ja) 1992-03-03 1993-09-28 Shibaura Eng Works Co Ltd 樹脂モールド型モータ
JPH06335226A (ja) * 1993-05-18 1994-12-02 Asmo Co Ltd Ｐｍ型ステッピングモータ
US5683183A (en) 1995-09-26 1997-11-04 Nsk Ltd. Spindle device and bearing device therefor
DE19730998C2 (de) * 1996-07-19 2001-10-31 Hitachi Ltd Motorbetätigtes Durchflußmengensteuerventil und Abgasrückführungssteuerventil für Verbrennungsmotoren
US6091568A (en) 1998-02-17 2000-07-18 International Business Machines Corporation Labyrinth seal for minimizing flow gradients leading to aerosoling of contaminants external to spindles
JP3864008B2 (ja) * 1999-02-09 2006-12-27 三菱電機株式会社 バルブ装置
CN100423412C (zh) 1999-07-13 2008-10-01 三菱电机株式会社 直流电动机通电装置及使用直流电动机通电装置的阀装置
JP2002037104A (ja) 2000-07-28 2002-02-06 Showa Corp 電動パワーステアリング装置
US7012352B2 (en) 2001-08-31 2006-03-14 Mitsubishi Denki Kabushiki Kaisha Motor
JP2003232424A (ja) 2002-02-06 2003-08-22 Nsk Ltd 直動軸装置
JP3984180B2 (ja) 2003-02-26 2007-10-03 ミネベア株式会社 リニアアクチュエータ、リニアアクチュエータの製造方法及びリニアアクチュエータの検査方法
CN2652019Y (zh) * 2003-08-29 2004-10-27 泰豪科技股份有限公司 无轴承盖发电机
JP2005218146A (ja) 2004-01-27 2005-08-11 Matsushita Electric Works Ltd モールドモータ
JP2005261029A (ja) 2004-03-10 2005-09-22 Nsk Ltd 電動アクチュエータ
JP4417181B2 (ja) * 2004-06-15 2010-02-17 三菱電機株式会社 モータの軸受保持構造
JP2006340553A (ja) 2005-06-03 2006-12-14 Nidec Shibaura Corp ギヤードモータ
TWI285992B (en) 2005-06-30 2007-08-21 Delta Electronics Inc Magnetic-positioning motor and fan

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6440254U (ja) * 1987-09-03 1989-03-10
JP2000037069A (ja) * 1998-07-15 2000-02-02 Toshiba Tec Corp ステッピングモータ
JP2000324745A (ja) * 1999-05-14 2000-11-24 Matsushita Electric Ind Co Ltd モールドモータ
JP2006271193A (ja) * 2005-02-28 2006-10-05 Shinano Kenshi Co Ltd モータ

Also Published As

Publication number Publication date
CN101595624A (zh) 2009-12-02
DE112007003138T5 (de) 2009-10-15
DE112007003138B4 (de) 2021-11-11
KR20090085703A (ko) 2009-08-07
US20100060094A1 (en) 2010-03-11
DE112007003138B8 (de) 2022-01-20
JPWO2008096495A1 (ja) 2010-05-20
US8044545B2 (en) 2011-10-25
CN101595624B (zh) 2013-07-03
KR101044547B1 (ko) 2011-06-27

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