JPS6439925U - - Google Patents

Info

Publication number
JPS6439925U
JPS6439925U JP13521487U JP13521487U JPS6439925U JP S6439925 U JPS6439925 U JP S6439925U JP 13521487 U JP13521487 U JP 13521487U JP 13521487 U JP13521487 U JP 13521487U JP S6439925 U JPS6439925 U JP S6439925U
Authority
JP
Japan
Prior art keywords
magnetic force
force source
magnetic
bearing device
center line
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.)
Granted
Application number
JP13521487U
Other languages
Japanese (ja)
Other versions
JPH0624578Y2 (en
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 filed Critical
Priority to JP1987135214U priority Critical patent/JPH0624578Y2/en
Publication of JPS6439925U publication Critical patent/JPS6439925U/ja
Application granted granted Critical
Publication of JPH0624578Y2 publication Critical patent/JPH0624578Y2/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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0629—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion
    • F16C32/0633—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion the liquid being retained in a gap
    • F16C32/0637—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion the liquid being retained in a gap by a magnetic field, e.g. ferrofluid bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の磁気軸受装置の第１実施例の
縦断面図、第２図は本考案の磁気軸受装置の第２
実施例の縦断面図、第３図は第３実施例の縦断面
図、第４図は第４実施例の縦断面図、第５図は第
５実施例の縦断面図、第６図は第６実施例の縦断
面図、第７図は第７実施例の縦断面図、第８図、
第９図及び第１０図は第８実施例、第９実施例及
び第１０実施例の縦断面図、第１１図は従来技術
の磁気軸受の縦断面図である。 符号の説明、１……磁気軸受装置、２……ハウ
ジング、３……回転軸、４……第１磁力源、５…
…第２磁力源、６……両側面、７……凹部、８…
…凸部、９……半径方向中心線。 FIG. 1 is a vertical sectional view of a first embodiment of the magnetic bearing device of the present invention, and FIG. 2 is a longitudinal sectional view of a second embodiment of the magnetic bearing device of the present invention.
3 is a longitudinal sectional view of the third embodiment, FIG. 4 is a longitudinal sectional view of the fourth embodiment, FIG. 5 is a longitudinal sectional view of the fifth embodiment, and FIG. 6 is a longitudinal sectional view of the fifth embodiment. A vertical cross-sectional view of the sixth embodiment, FIG. 7 is a vertical cross-sectional view of the seventh embodiment, FIG.
9 and 10 are longitudinal sectional views of the eighth, ninth, and tenth embodiments, and FIG. 11 is a longitudinal sectional view of a conventional magnetic bearing. Explanation of symbols: 1...Magnetic bearing device, 2...Housing, 3...Rotating shaft, 4...First magnetic force source, 5...
...second magnetic force source, 6...both sides, 7...recess, 8...
... Convex portion, 9... Radial center line.

Claims (1)

【実用新案登録請求の範囲】 (1) ハウジングに固定された第１磁力源と、第
１磁力源の内周部に微小間隙を介して対向する外
周部を有し、回転軸に固定された第２磁力源とを
有し、第１磁力源の内周部と第２磁力源の外周部
に第１磁力源及び第２磁力源の半径方向中心線に
対称な断面形状を有する傾斜面を備えることを特
徴とする磁気軸受装置。 (2) 前記第１磁力源と第２磁力源とは、半径方
向中心線に関して、各端部が異磁極に着磁されて
いることを特徴とする実用新案登録請求の範囲第
１項に記載の磁気軸受装置。[Claims for Utility Model Registration] (1) A first magnetic force source fixed to a housing, an outer circumferential part facing the inner circumferential part of the first magnetic force source with a minute gap therebetween, and fixed to a rotating shaft. a second magnetic force source, and an inclined surface having a cross-sectional shape symmetrical to the radial center line of the first magnetic force source and the second magnetic force source on the inner peripheral part of the first magnetic force source and the outer peripheral part of the second magnetic force source. A magnetic bearing device comprising: (2) The first magnetic force source and the second magnetic force source are magnetized at respective ends with different magnetic poles with respect to the radial center line, as set forth in claim 1 of the utility model registration claim. magnetic bearing device.
JP1987135214U 1987-09-04 1987-09-04 Magnetic bearing device Expired - Lifetime JPH0624578Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987135214U JPH0624578Y2 (en) 1987-09-04 1987-09-04 Magnetic bearing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987135214U JPH0624578Y2 (en) 1987-09-04 1987-09-04 Magnetic bearing device

Publications (2)

Publication Number Publication Date
JPS6439925U true JPS6439925U (en) 1989-03-09
JPH0624578Y2 JPH0624578Y2 (en) 1994-06-29

Family

ID=31394643

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987135214U Expired - Lifetime JPH0624578Y2 (en) 1987-09-04 1987-09-04 Magnetic bearing device

Country Status (1)

Country Link
JP (1) JPH0624578Y2 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011005A (en) * 1973-05-29 1975-02-04
JPS51132452U (en) * 1975-04-17 1976-10-25
JPS5292169U (en) * 1976-01-06 1977-07-09
JPS599312A (en) * 1982-07-06 1984-01-18 Nippon Telegr & Teleph Corp <Ntt> Magnetic bearing applied with magnetic fluid
JPS59159469A (en) * 1983-03-01 1984-09-10 Matsushita Electric Ind Co Ltd Magnetic fluid seal
JPS59155323U (en) * 1983-04-02 1984-10-18 東北金属工業株式会社 magnetic bearing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011005A (en) * 1973-05-29 1975-02-04
JPS51132452U (en) * 1975-04-17 1976-10-25
JPS5292169U (en) * 1976-01-06 1977-07-09
JPS599312A (en) * 1982-07-06 1984-01-18 Nippon Telegr & Teleph Corp <Ntt> Magnetic bearing applied with magnetic fluid
JPS59159469A (en) * 1983-03-01 1984-09-10 Matsushita Electric Ind Co Ltd Magnetic fluid seal
JPS59155323U (en) * 1983-04-02 1984-10-18 東北金属工業株式会社 magnetic bearing

Also Published As

Publication number Publication date
JPH0624578Y2 (en) 1994-06-29

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