TWI267246B - Rotor of motor - Google Patents

Rotor of motor

Info

Publication number
TWI267246B
TWI267246B TW094121239A TW94121239A TWI267246B TW I267246 B TWI267246 B TW I267246B TW 094121239 A TW094121239 A TW 094121239A TW 94121239 A TW94121239 A TW 94121239A TW I267246 B TWI267246 B TW I267246B
Authority
TW
Taiwan
Prior art keywords
rotor
circumferential direction
magnet
magnet inserting
inserting holes
Prior art date
Application number
TW094121239A
Other languages
English (en)
Other versions
TW200618442A (en
Inventor
Masami Hattori
Tsuyoshi Shiga
Original Assignee
Toshiba Corp
Toshiba Consumer Marketing
Toshiba Ha Products 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
Application filed by Toshiba Corp, Toshiba Consumer Marketing, Toshiba Ha Products Co Ltd filed Critical Toshiba Corp
Publication of TW200618442A publication Critical patent/TW200618442A/zh
Application granted granted Critical
Publication of TWI267246B publication Critical patent/TWI267246B/zh

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
    • 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
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
TW094121239A 2004-06-28 2005-06-24 Rotor of motor TWI267246B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004189595A JP4550496B2 (ja) 2004-06-28 2004-06-28 電動機の回転子

Publications (2)

Publication Number Publication Date
TW200618442A TW200618442A (en) 2006-06-01
TWI267246B true TWI267246B (en) 2006-11-21

Family

ID=35781079

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094121239A TWI267246B (en) 2004-06-28 2005-06-24 Rotor of motor

Country Status (6)

Country Link
US (1) US20080036327A1 (zh)
EP (1) EP1780874A4 (zh)
JP (1) JP4550496B2 (zh)
CN (1) CN1973418A (zh)
TW (1) TWI267246B (zh)
WO (1) WO2006001232A1 (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5050403B2 (ja) * 2006-05-08 2012-10-17 パナソニック株式会社 モータ
EP1993193A1 (en) 2006-05-08 2008-11-19 Panasonic Corporation Brushless motor
JP5398348B2 (ja) * 2009-05-20 2014-01-29 株式会社東芝 永久磁石モータおよび洗濯機
US8405268B2 (en) 2010-02-18 2013-03-26 Nidec Motor Corporation Stator with monolithic mounting bosses and assembly comprising the same
EP2437377B1 (de) * 2010-10-04 2013-06-19 ZF Friedrichshafen AG Permanentmagnet-Rotor für einen Elektromotor
JP5789504B2 (ja) * 2011-03-30 2015-10-07 株式会社日立産機システム 永久磁石モータ
JP5818727B2 (ja) * 2012-03-21 2015-11-18 株式会社東芝 モータ
EP3197025B1 (en) * 2014-11-25 2020-10-28 Black & Decker Inc. Brushless motor for a power tool
JP7027187B2 (ja) * 2018-02-05 2022-03-01 株式会社日立産機システム 外転型永久磁石回転電機
JP7293680B2 (ja) * 2019-01-31 2023-06-20 ニデック株式会社 モータおよび送風装置
JP2020137330A (ja) * 2019-02-22 2020-08-31 日本電産株式会社 モータ、送風装置
JP7415360B2 (ja) * 2019-07-31 2024-01-17 ニデック株式会社 モータ

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69331195T2 (de) * 1992-07-09 2002-08-22 Seiko Epson Corp Bürstenloser motor
JP3017953B2 (ja) * 1996-07-24 2000-03-13 株式会社東芝 電動機の回転子及びその製造方法
JPH10304610A (ja) * 1997-04-22 1998-11-13 Toshiba Corp 永久磁石回転子及び永久磁石回転子用抜き板の製造方法
JPH11355985A (ja) * 1998-06-04 1999-12-24 Toshiba Corp 永久磁石形モータ
JP3403682B2 (ja) * 1999-11-25 2003-05-06 三菱電機株式会社 磁石埋込型回転子および成形治具
JP3740984B2 (ja) * 2000-02-10 2006-02-01 日産自動車株式会社 電動機の磁極位置検出装置
JP2002064951A (ja) * 2000-08-14 2002-02-28 Honda Motor Co Ltd 永久磁石埋め込み型ロータ
JP2002354722A (ja) * 2001-05-24 2002-12-06 Fuji Electric Co Ltd 永久磁石式同期機
JP2003111320A (ja) * 2001-09-28 2003-04-11 Toshiba Tec Corp ロータ及びブラシレスモータ
JP4202055B2 (ja) * 2002-06-13 2008-12-24 株式会社東芝 インバータ装置及び洗濯機
NZ537718A (en) * 2002-06-20 2008-10-31 Toshiba Kk Rotor for permanent magnet motor of outer rotor type
JP3725510B2 (ja) * 2002-10-25 2005-12-14 株式会社東芝 外転形永久磁石モータの回転子
JP4379096B2 (ja) * 2003-12-01 2009-12-09 パナソニック株式会社 永久磁石埋込型ブラシレスモータ

Also Published As

Publication number Publication date
TW200618442A (en) 2006-06-01
WO2006001232A1 (ja) 2006-01-05
JP2006014521A (ja) 2006-01-12
EP1780874A4 (en) 2014-04-16
CN1973418A (zh) 2007-05-30
JP4550496B2 (ja) 2010-09-22
US20080036327A1 (en) 2008-02-14
EP1780874A1 (en) 2007-05-02

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