JPH0399224U - - Google Patents

Info

Publication number
JPH0399224U
JPH0399224U JP832990U JP832990U JPH0399224U JP H0399224 U JPH0399224 U JP H0399224U JP 832990 U JP832990 U JP 832990U JP 832990 U JP832990 U JP 832990U JP H0399224 U JPH0399224 U JP H0399224U
Authority
JP
Japan
Prior art keywords
magnetic bearing
fixing member
fixed portion
control type
permanent magnet
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.)
Pending
Application number
JP832990U
Other languages
Japanese (ja)
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 JP832990U priority Critical patent/JPH0399224U/ja
Publication of JPH0399224U publication Critical patent/JPH0399224U/ja
Pending 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
    • F16C32/044—Active magnetic bearings
    • F16C32/0474—Active magnetic bearings for rotary movement
    • F16C32/0476—Active magnetic bearings for rotary movement with active support of one degree of freedom, e.g. axial magnetic bearings
    • 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

Landscapes

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

Description

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

第１図は本考案の一実施例を示した磁気軸受装
置を示した断面図、第２Ａ図は本願考案者などに
より提案された磁気軸受装置の縦断面図、第２Ｂ
図は第２Ａ図に示す線ＩＢ−ＩＢに沿う横断面図
である。 図において、１……回転軸、２ａ……上部ケー
ス、２ｂ……下部ケース、３……ロータ、４……
永久磁石、５……永久磁石、６……ラジアル方向
の反発型磁気軸受、７……上部非常用ベアリング
、８……モータステータ、９……反発型永久磁石
、１０……永久磁石ホルダ、１１……スラスト板
、１２……反発型永久磁石、１３……電磁石、１
４……スペーサ、１５……下部非常用ベアリング
、１６……アキシヤルセンサターゲツト、１７…
…アキシヤル方向位置センサ、１８……センサ取
付部材、１９……鋼線、２０……減衰部材、３１
，３２……ねじ、３３，３４……固定用ねじであ
る。なお、図中、同一符号は同一または相当部分
を示す。 FIG. 1 is a sectional view showing a magnetic bearing device according to an embodiment of the present invention, FIG. 2A is a longitudinal sectional view of a magnetic bearing device proposed by the inventor of the present invention, and FIG. 2B
The figure is a cross-sectional view taken along line IB-IB shown in FIG. 2A. In the figure, 1... Rotating shaft, 2a... Upper case, 2b... Lower case, 3... Rotor, 4...
Permanent magnet, 5... Permanent magnet, 6... Radial repulsion type magnetic bearing, 7... Upper emergency bearing, 8... Motor stator, 9... Repulsion type permanent magnet, 10... Permanent magnet holder, 11 ... Thrust plate, 12 ... Repulsive permanent magnet, 13 ... Electromagnet, 1
4... Spacer, 15... Lower emergency bearing, 16... Axial sensor target, 17...
... Axial direction position sensor, 18 ... Sensor mounting member, 19 ... Steel wire, 20 ... Damping member, 31
, 32... screws, 33, 34... fixing screws. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】 永久磁石の反発力を利用した１組のラジアル磁
気軸受と、軸方向磁気力を制御する制御式磁気軸
受によつて回転軸を軸支し、軸方向吸引力によつ
て生じるラジアル剛性を利用した１軸制御型磁気
軸受装置であつて、 少なくとも前記制御式磁気軸受の固定部を軸方
向に剛に支持するための支持部材と、 少なくとも前記制御式磁気軸受の固定部のラジ
アル方向を支持するための減衰部材と、 前記支持部材および前記減衰部材を介して前記
制御式磁気軸受の固定部を支持するための第１の
固定部材と、 前記ラジアル磁気軸受を構成する１組の反発型
永久磁石のうち一方の永久磁石が設けられ、前記
第１の固定部材上に半径方向に移動可能に取付け
られた第２の固定部材とを含む、磁気軸受装置。[Claim for Utility Model Registration] A rotating shaft is supported by a set of radial magnetic bearings that utilize the repulsive force of a permanent magnet and a control type magnetic bearing that controls the axial magnetic force, and the axial attractive force is applied to the rotary shaft. A single-axis controlled magnetic bearing device that utilizes the resulting radial rigidity, the device comprising: a support member for rigidly supporting at least a fixed portion of the controlled magnetic bearing in the axial direction; and a fixing member for at least the controlled magnetic bearing. a damping member for supporting the fixed portion of the control type magnetic bearing in the radial direction; a first fixing member for supporting the fixed portion of the control type magnetic bearing via the support member and the damping member; A magnetic bearing device, comprising one permanent magnet of a set of repulsive permanent magnets, and a second fixing member mounted on the first fixing member so as to be movable in a radial direction.
JP832990U 1990-01-30 1990-01-30 Pending JPH0399224U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP832990U JPH0399224U (en) 1990-01-30 1990-01-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP832990U JPH0399224U (en) 1990-01-30 1990-01-30

Publications (1)

Publication Number Publication Date
JPH0399224U true JPH0399224U (en) 1991-10-16

Family

ID=31511963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP832990U Pending JPH0399224U (en) 1990-01-30 1990-01-30

Country Status (1)

Country Link
JP (1) JPH0399224U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008261527A (en) * 2007-04-11 2008-10-30 Tabata Sangyo:Kk Solid fuel combustion device and boiler device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51111542A (en) * 1975-03-25 1976-10-01 Mitsubishi Electric Corp Magnetic bearing device
JPS57173616A (en) * 1981-04-20 1982-10-26 Mitsubishi Electric Corp Magnetic bearing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51111542A (en) * 1975-03-25 1976-10-01 Mitsubishi Electric Corp Magnetic bearing device
JPS57173616A (en) * 1981-04-20 1982-10-26 Mitsubishi Electric Corp Magnetic bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008261527A (en) * 2007-04-11 2008-10-30 Tabata Sangyo:Kk Solid fuel combustion device and boiler device

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