KR100839890B1 - 외부댐퍼가 구비된 영구자석을 이용한 회전장치 - Google Patents
외부댐퍼가 구비된 영구자석을 이용한 회전장치 Download PDFInfo
- Publication number
- KR100839890B1 KR100839890B1 KR1020060104701A KR20060104701A KR100839890B1 KR 100839890 B1 KR100839890 B1 KR 100839890B1 KR 1020060104701 A KR1020060104701 A KR 1020060104701A KR 20060104701 A KR20060104701 A KR 20060104701A KR 100839890 B1 KR100839890 B1 KR 100839890B1
- Authority
- KR
- South Korea
- Prior art keywords
- bearing
- permanent magnet
- damper
- rotating shaft
- circumferential surface
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
- F16C32/0425—Passive magnetic bearings with permanent magnets on both parts repelling each other for radial load mainly
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- 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
- H02K7/09—Structural association with bearings with magnetic bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/162—Bearing supports
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- 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
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
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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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Vibration Prevention Devices (AREA)
- Support Of The Bearing (AREA)
Abstract
Description
Claims (6)
- 중심에 축공(21)이 형성된 베어링(20)과, 상기 축공에 삽입되어 회전하는 회전축(30)을 구비한 회전장치에 있어서,상기 베어링(20)의 내주면과, 상기 내주면과 대응되는 회전축(30)의 외주면에는 영구자석(40)이 설치되어 회전축이 무접촉으로 지지되도록 하되;상기 영구자석(40)은 회전축의 외주면에 삽설되는 내관(42)과 베어링의 내주면에 삽설되는 외관(43)으로 구성되되, 상기 내관과 외관은 다수의 개별자석(41)을 축방향으로 적층하여 구성하고, 상기 적층은 같은 극성이 서로 인접되도록 적층된 것을 특징으로 하는 영구자석을 이용한 회전장치.
- 삭제
- 제 1항에 있어서,상기 베어링(20)의 외주면에는 댐퍼수단을 구비한 댐퍼하우징(50)이 더 장착됨을 특징으로 하는 영구자석을 이용한 회전장치.
- 제 3항에 있어서,상기 댐퍼수단은 방진고무(60)인 것을 특징으로 하는 영구자석을 이용한 회전장치.
- 제 3항에 있어서,상기 댐퍼수단은 금속사로 제조된 다층의 금속시트(70)인 것을 특징으로 하는 영구자석을 이용한 회전장치.
- 제 3항에 있어서,상기 댐퍼수단은 댐퍼하우징(50)의 내주면과 베어링(20) 외주면 사이에 판스프링(80)을 장착하여 이루어지되, 상기 판스프링(80)의 일단은 댐퍼하우징의 내주면에 고정되고, 타단은 베어링의 외주면에 접해 지지되도록 하여 댐퍼하우징과 베어링 사이에 완충틈이 형성되도록 한 것을 특징으로 하는 영구자석을 이용한 회전장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060104701A KR100839890B1 (ko) | 2006-10-26 | 2006-10-26 | 외부댐퍼가 구비된 영구자석을 이용한 회전장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060104701A KR100839890B1 (ko) | 2006-10-26 | 2006-10-26 | 외부댐퍼가 구비된 영구자석을 이용한 회전장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080037479A KR20080037479A (ko) | 2008-04-30 |
KR100839890B1 true KR100839890B1 (ko) | 2008-06-27 |
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Family Applications (1)
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KR1020060104701A KR100839890B1 (ko) | 2006-10-26 | 2006-10-26 | 외부댐퍼가 구비된 영구자석을 이용한 회전장치 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012054168A2 (en) * | 2010-10-21 | 2012-04-26 | Baker Hughes Incorporated | Tuned bearing |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101787961B (zh) * | 2010-03-04 | 2012-04-25 | 武汉理工大学 | 磁悬浮水平轴小型风力发电机 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100207987B1 (ko) | 1997-01-15 | 1999-07-15 | 윤종용 | 자성물질을 이용한 반구 베어링 장치 |
KR20020046895A (ko) * | 2000-12-09 | 2002-06-21 | 이형도 | 자기 베어링 및 이러한 자기 베어링을 이용한 모터 |
KR20020074805A (ko) * | 2001-03-22 | 2002-10-04 | 김동훈 | 영구자석을 이용한 구동장치 |
KR20020074803A (ko) * | 2001-03-22 | 2002-10-04 | 김동훈 | 영구자석을 이용한 구동장치 |
KR20050051547A (ko) * | 2003-11-27 | 2005-06-01 | 넥쌍 | 자기베어링 |
-
2006
- 2006-10-26 KR KR1020060104701A patent/KR100839890B1/ko active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100207987B1 (ko) | 1997-01-15 | 1999-07-15 | 윤종용 | 자성물질을 이용한 반구 베어링 장치 |
KR20020046895A (ko) * | 2000-12-09 | 2002-06-21 | 이형도 | 자기 베어링 및 이러한 자기 베어링을 이용한 모터 |
KR20020074805A (ko) * | 2001-03-22 | 2002-10-04 | 김동훈 | 영구자석을 이용한 구동장치 |
KR20020074803A (ko) * | 2001-03-22 | 2002-10-04 | 김동훈 | 영구자석을 이용한 구동장치 |
KR20050051547A (ko) * | 2003-11-27 | 2005-06-01 | 넥쌍 | 자기베어링 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012054168A2 (en) * | 2010-10-21 | 2012-04-26 | Baker Hughes Incorporated | Tuned bearing |
WO2012054168A3 (en) * | 2010-10-21 | 2012-06-14 | Baker Hughes Incorporated | Tuned bearing |
US8342821B2 (en) | 2010-10-21 | 2013-01-01 | Baker Hughes Incorporated | Tuned bearing |
GB2498322A (en) * | 2010-10-21 | 2013-07-10 | Baker Hughes Inc | Tuned Bearing |
GB2498322B (en) * | 2010-10-21 | 2017-05-17 | Baker Hughes Inc | Tuned Bearing |
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Publication number | Publication date |
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KR20080037479A (ko) | 2008-04-30 |
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