DE20019530U1 - Magnetic bearing device - Google Patents

Magnetic bearing device

Info

Publication number
DE20019530U1
DE20019530U1 DE20019530U DE20019530U DE20019530U1 DE 20019530 U1 DE20019530 U1 DE 20019530U1 DE 20019530 U DE20019530 U DE 20019530U DE 20019530 U DE20019530 U DE 20019530U DE 20019530 U1 DE20019530 U1 DE 20019530U1
Authority
DE
Germany
Prior art keywords
magnetic
ring
bearing device
magnetic ring
shaft
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.)
Expired - Lifetime
Application number
DE20019530U
Other languages
German (de)
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.)
Delta Electronics Inc
Original Assignee
Delta Electronics Inc
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 Delta Electronics Inc filed Critical Delta Electronics Inc
Publication of DE20019530U1 publication Critical patent/DE20019530U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F16C32/0429—Passive magnetic bearings with permanent magnets on both parts repelling each other for both radial and axial load, e.g. conical magnets
    • 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
    • F16C39/00—Relieving load on bearings
    • F16C39/06—Relieving load on bearings using magnetic means
    • F16C39/063—Permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (15)

1. Magnetlagervorrichtung, dadurch gekennzeichnet, daß das Magnetlager umfaßt:
ein magnetisches Teilstück, das an einer Welle (21) angeschlossen ist, und eine Basis (23) zum Erzeugen eines abstoßenden magnetischen Feldes; und
ein Lagerteil, das an der Welle (21) und an der Basis (23) angeschlossen ist, zum Tragen der Welle (21) bei der Rotation der Welle (21).1. Magnetic bearing device, characterized in that the magnetic bearing comprises:
a magnetic section connected to a shaft ( 21 ) and a base ( 23 ) for generating a repulsive magnetic field; and
a bearing part, which is connected to the shaft ( 21 ) and to the base ( 23 ), for supporting the shaft ( 21 ) during the rotation of the shaft ( 21 ). 2. Magnetlagervorrichtung gemäß Anspruch 1, dadurch gekennzeichnet, daß das abstoßende magnetische Feld ein radial abstoßendes magnetisches Feld und ein axial abstoßendes magnetisches Feld ist.2. Magnetic bearing device according to claim 1, characterized characterized in that the repulsive magnetic field is a radial repelling magnetic field and an axially repelling one magnetic field. 3. Magnetlagervorrichtung gemäß Anspruch 1, dadurch gekennzeichnet, daß das magnetische Teilstück ein oberes magnetisches Teilstück und ein unteres magnetisches Teilstück umfaßt.3. Magnetic bearing device according to claim 1, characterized characterized in that the magnetic section is an upper magnetic section and a lower magnetic section includes. 4. Magnetlagervorrichtung gemäß Anspruch 3, dadurch gekennzeichnet, daß das obere magnetische Teilstück und das untere magnetische Teilstück symmetrisch angeordnet sind und jedes einen ersten magnetischen Ring (51, 511), einen zweiten magnetischen Ring (52, 521) und einen dritten magnetischen Ring (53, 531) umfaßt.4. Magnetic bearing device according to claim 3, characterized in that the upper magnetic section and the lower magnetic section are arranged symmetrically and each a first magnetic ring ( 51 , 511 ), a second magnetic ring ( 52 , 521 ) and a third magnetic ring ( 53 , 531 ). 5. Magnetlagervorrichtung gemäß Anspruch 4, dadurch gekennzeichnet, daß der erste magnetische Ring (51, 511) und der zweite magnetische Ring (52, 521) an der Welle (21) angeschlossen sind und der dritte magnetische Ring (53, 531) an der Basis angeschlossen ist.5. Magnetic bearing device according to claim 4, characterized in that the first magnetic ring ( 51 , 511 ) and the second magnetic ring ( 52 , 521 ) on the shaft ( 21 ) are connected and the third magnetic ring ( 53 , 531 ) on the Base is connected. 6. Magnetlagervorrichtung gemäß Anspruch 4, dadurch gekennzeichnet, daß der zweite magnetische Ring (52, 521) und der dritte magnetische Ring (53, 531) in radialer Ausrichtung zueinander angeordnet sind, um eine polgleiche Anordnung zu haben.6. Magnetic bearing device according to claim 4, characterized in that the second magnetic ring ( 52 , 521 ) and the third magnetic ring ( 53 , 531 ) are arranged in radial alignment with one another in order to have an arrangement with the same polarity. 7. Magnetlagervorrichtung gemäß Anspruch 4, dadurch gekennzeichnet, daß der erste magnetische Ring (51, 511) und der zweite magnetische Ring (52, 521) in axialer Ausrichtung zueinander angeordnet sind, um eine entgegengesetzte Polanordnung zu haben.7. Magnetic bearing device according to claim 4, characterized in that the first magnetic ring ( 51 , 511 ) and the second magnetic ring ( 52 , 521 ) are arranged in axial alignment with one another in order to have an opposite pole arrangement. 8. Magnetlagervorrichtung gemäß Anspruch 3, dadurch gekennzeichnet, daß das obere magnetische Teilstück einen inneren magnetischen Ring (73) und einen äußeren magnetischen Ring (74) umfaßt und das untere magnetische Teilstück einen ersten magnetischen Ring (75), einen zweiten magnetischen Ring (76) und einen dritten magnetischen Ring (77) umfaßt.8. Magnetic bearing device according to claim 3, characterized in that the upper magnetic section comprises an inner magnetic ring ( 73 ) and an outer magnetic ring ( 74 ) and the lower magnetic section a first magnetic ring ( 75 ), a second magnetic ring ( 76 ) and a third magnetic ring ( 77 ). 9. Magnetlagervorrichtung gemäß Anspruch 8, dadurch gekennzeichnet, daß der innere magnetische Ring und der äußere magnetische Ring in radialer Ausrichtung zueinander angeordnet sind, um eine polgleiche Anordnung zu haben.9. Magnetic bearing device according to claim 8, characterized characterized in that the inner magnetic ring and the outer magnetic ring arranged in radial alignment with each other are in order to have the same polar arrangement. 10. Magnetlagervorrichtung gemäß Anspruch 8, dadurch gekennzeichnet, daß der erste magnetische Ring (75) und der dritte magnetische Ring (77) an der Welle (21) angeschlossen sind und der zweite magnetische Ring (76) an der Basis (23) angeschlossen ist. 10. Magnetic bearing device according to claim 8, characterized in that the first magnetic ring ( 75 ) and the third magnetic ring ( 77 ) are connected to the shaft ( 21 ) and the second magnetic ring ( 76 ) is connected to the base ( 23 ) . 11. Magnetlagervorrichtung gemäß Anspruch 8, dadurch gekennzeichnet, daß der erste magnetische Ring (75), der zweite magnetische Ring (76) und der dritte magnetische Ring (77) in radialer Ausrichtung zueinander angeordnet sind, um eine entgegengesetzte Polanordnung zu haben.11. Magnetic bearing device according to claim 8, characterized in that the first magnetic ring ( 75 ), the second magnetic ring ( 76 ) and the third magnetic ring ( 77 ) are arranged in radial alignment with one another in order to have an opposite pole arrangement. 12. Magnetlagervorrichtung gemäß Anspruch 1, dadurch gekennzeichnet, daß das Lagerteil ein Ringlager (5) ist.12. Magnetic bearing device according to claim 1, characterized in that the bearing part is a ring bearing ( 5 ). 13. Magnetlagervorrichtung gemäß Anspruch 1, dadurch gekennzeichnet, daß die Basis (23) ein Stator eines Motors ist.13. Magnetic bearing device according to claim 1, characterized in that the base ( 23 ) is a stator of a motor. 14. Magnetlagervorrichtung, dadurch gekennzeichnet, daß die Magnetlagervorrichtung umfaßt:
ein magnetisches Teilstück, umfassend eine Mehrzahl von magnetischen Ringen zum Erzeugen eines abstoßenden magnetischen Feldes dazwischen; und
ein Lagerteil, umfassend ein Ringlager (5), das an einer Welle (21) angeschlossen ist, und einen Stator (23) eines Motors.14. Magnetic bearing device, characterized in that the magnetic bearing device comprises:
a magnetic portion comprising a plurality of magnetic rings for generating a repulsive magnetic field therebetween; and
a bearing part comprising a ring bearing ( 5 ) which is connected to a shaft ( 21 ) and a stator ( 23 ) of a motor. 15. Magnetlagervorrichtung gemäß Anspruch 1-14, dadurch gekennzeichnet, daß das abstoßende magnetische Feld ein radial abstoßendes magnetisches Feld und ein axial abstoßendes magnetisches Feld ist.15. Magnetic bearing device according to claim 1-14, characterized characterized in that the repulsive magnetic field is a radial repelling magnetic field and an axially repelling one magnetic field.
DE20019530U 2000-02-24 2000-11-17 Magnetic bearing device Expired - Lifetime DE20019530U1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89202989U TW421249U (en) 2000-02-24 2000-02-24 Magnetic floating bearing

Publications (1)

Publication Number Publication Date
DE20019530U1 true DE20019530U1 (en) 2001-01-25

Family

ID=21664548

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20019530U Expired - Lifetime DE20019530U1 (en) 2000-02-24 2000-11-17 Magnetic bearing device

Country Status (3)

Country Link
JP (1) JP3077282U (en)
DE (1) DE20019530U1 (en)
TW (1) TW421249U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007017645B3 (en) * 2007-04-13 2008-10-02 Minebea Co., Ltd. Hybrid bearing for mounting rotatable part relative to fixed part has fluid-dynamic thrust bearing and magnetic bearing, where magnetic bearing has pair of axial adjacent permanent magnet rings on rotatable part
US7825558B2 (en) 2006-09-22 2010-11-02 EBM - Papst St. Georgen GmbH and Co. KG Fan with active magnetic bearing
CN107575472A (en) * 2017-08-18 2018-01-12 北京石油化工学院 A kind of implicit Lorentz force magnetic bearing of synergistic effect

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7825558B2 (en) 2006-09-22 2010-11-02 EBM - Papst St. Georgen GmbH and Co. KG Fan with active magnetic bearing
DE102007017645B3 (en) * 2007-04-13 2008-10-02 Minebea Co., Ltd. Hybrid bearing for mounting rotatable part relative to fixed part has fluid-dynamic thrust bearing and magnetic bearing, where magnetic bearing has pair of axial adjacent permanent magnet rings on rotatable part
DE102007017645B8 (en) * 2007-04-13 2009-01-15 Minebea Co., Ltd. hybrid bearings
CN107575472A (en) * 2017-08-18 2018-01-12 北京石油化工学院 A kind of implicit Lorentz force magnetic bearing of synergistic effect

Also Published As

Publication number Publication date
JP3077282U (en) 2001-05-18
TW421249U (en) 2001-02-01

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Legal Events

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R207 Utility model specification

Effective date: 20010301

R150 Term of protection extended to 6 years

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R021 Search request validly filed

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R071 Expiry of right