KR100791462B1 - 브러시리스 직류모터 - Google Patents
브러시리스 직류모터 Download PDFInfo
- Publication number
- KR100791462B1 KR100791462B1 KR1020060073781A KR20060073781A KR100791462B1 KR 100791462 B1 KR100791462 B1 KR 100791462B1 KR 1020060073781 A KR1020060073781 A KR 1020060073781A KR 20060073781 A KR20060073781 A KR 20060073781A KR 100791462 B1 KR100791462 B1 KR 100791462B1
- Authority
- KR
- South Korea
- Prior art keywords
- rotor
- magnetic flux
- leakage preventing
- permanent magnet
- flux leakage
- Prior art date
Links
Images
Classifications
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- 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
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- 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/024—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots
- H02K15/026—Wound cores
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent 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
- H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
Description
Claims (2)
- 회전자수용부를 갖는 고정자와, 상기 회전자수용부에 소정의 공극을 두고 수용되어 회전하는 회전자를 포함하는 브러시리스 직류모터에 있어서,상기 회전자는,원주방향을 따라 등각도 간격으로 형성되어 축선방향에 평행하게 영구자석을 각각 수용하는 영구자석수용부와;상기 영구자석들의 상호 인접한 원주방향 단부들 사이에 관통 형성된 자속누설방지부와;상기 자속누설방지부의 영역에서 외주연으로부터 반경방향 내측으로 함몰 형성된 외주연함몰부와;상기 자속누설방지부와 상기 외주연함몰부 사이에 단차지게 형성되어, 상기 자속누설방지부와 상기 외주연 사이 및 상기 외주연함몰부 사이로의 자속 흐름을 방해하는 브릿지부를 포함하는 것을 특징으로 하는 브러시리스 직류모터.
- 제1항에 있어서,상기 외주연함몰부의 영역에서 상기 자속누설방지부와 상기 외주연 사이의 두께는 상기 공극보다 크지 않은 것을 특징으로 하는 브러시리스 직류모터.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060073781A KR100791462B1 (ko) | 2006-08-04 | 2006-08-04 | 브러시리스 직류모터 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060073781A KR100791462B1 (ko) | 2006-08-04 | 2006-08-04 | 브러시리스 직류모터 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100791462B1 true KR100791462B1 (ko) | 2008-01-04 |
Family
ID=39216633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060073781A KR100791462B1 (ko) | 2006-08-04 | 2006-08-04 | 브러시리스 직류모터 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100791462B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000002578A (ko) * | 1998-06-22 | 2000-01-15 | 윤종용 | 전기모터 |
JP2002300743A (ja) * | 2001-03-29 | 2002-10-11 | Mitsubishi Heavy Ind Ltd | 埋込み磁石型モータ、及び、埋込み磁石型モータの磁束強化方法 |
KR20050116677A (ko) * | 2004-06-08 | 2005-12-13 | 삼성전자주식회사 | 브러시리스 직류 모터 |
KR20060023237A (ko) * | 2004-09-09 | 2006-03-14 | 삼성광주전자 주식회사 | 면취된 마그네트를 구비하는 브러시리스직류모터 |
-
2006
- 2006-08-04 KR KR1020060073781A patent/KR100791462B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000002578A (ko) * | 1998-06-22 | 2000-01-15 | 윤종용 | 전기모터 |
JP2002300743A (ja) * | 2001-03-29 | 2002-10-11 | Mitsubishi Heavy Ind Ltd | 埋込み磁石型モータ、及び、埋込み磁石型モータの磁束強化方法 |
KR20050116677A (ko) * | 2004-06-08 | 2005-12-13 | 삼성전자주식회사 | 브러시리스 직류 모터 |
KR20060023237A (ko) * | 2004-09-09 | 2006-03-14 | 삼성광주전자 주식회사 | 면취된 마그네트를 구비하는 브러시리스직류모터 |
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