JPH0484827U - - Google Patents
Info
- Publication number
- JPH0484827U JPH0484827U JP12784390U JP12784390U JPH0484827U JP H0484827 U JPH0484827 U JP H0484827U JP 12784390 U JP12784390 U JP 12784390U JP 12784390 U JP12784390 U JP 12784390U JP H0484827 U JPH0484827 U JP H0484827U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- circumferential direction
- magnetic poles
- radial
- body part
- 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
Links
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図はこの考案の実施例を示す磁気軸受装置
の主要部の横断面図、第２図は第１図−線の
矢視図、第３図は第１図−の断面図、第４図
は磁気軸受の電磁石の具体的な構成を示す正面図
、第５図は第４図Ｖ−Ｖ線の拡大断面図、第６図
は第５図−線の断面図、第７図は電磁石の変
形例を示す斜視図である。
１……ロータ、３ａ……第１磁極、３ｂ……第
２磁極、６……第１磁性体部、８……第２磁性体
部、１０……非磁性体部、Ｂ……ラジアル磁気軸
受、Ｂ１……第１磁気軸受、Ｂ２……第２磁気軸
受、Ｂ３……第３磁気軸受、Ｂ４……第４磁気軸
受、Ｍ……電磁石、Ｍ１……第１電磁石、Ｍ２…
…第２電磁石。
FIG. 1 is a cross-sectional view of the main part of a magnetic bearing device showing an embodiment of this invention, FIG. 2 is a view taken along the line shown in FIG. The figure is a front view showing the specific configuration of the electromagnet of the magnetic bearing, Figure 5 is an enlarged sectional view taken along the line V-V in Figure 4, Figure 6 is a sectional view taken along the line - Figure 5, and Figure 7 is the electromagnet. It is a perspective view showing a modification of . DESCRIPTION OF SYMBOLS 1... Rotor, 3a... First magnetic pole, 3b... Second magnetic pole, 6... First magnetic body part, 8... Second magnetic body part, 10... Non-magnetic body part, B... Radial magnetism Bearing, B1...First magnetic bearing, B2...Second magnetic bearing, B3...Third magnetic bearing, B4...Fourth magnetic bearing, M...Electromagnet, M1...First electromagnet, M2...
...Second electromagnet.
Claims (1)
のラジアル磁気軸受が円周方向に間隔をおいて配
置されており、各ラジアル磁気軸受が、円周方向
に近接して配置された２つの電磁石を備え、１組
のラジアル磁気軸受の２つの電磁石がアキシアル
方向に隔たつた２つの磁極を備えた馬蹄形のもの
で、対応する磁極同志が円周方向に近接するよう
に配置され、２つの電磁石の対応する磁極が互い
に反対の極性に励磁されており、ロータの外周部
の電磁石の２つの磁極に対応する部分に環状の磁
性体部が設けられ、これらの磁性体部の間に非磁
性体部が設けられていることを特徴とする磁気軸
受装置。 A plurality of sets of radial magnetic bearings that magnetically levitate the rotor are arranged at intervals in the circumferential direction, and each radial magnetic bearing supports two electromagnets arranged close to each other in the circumferential direction. The two electromagnets of a set of radial magnetic bearings are horseshoe-shaped with two magnetic poles separated in the axial direction, and the corresponding magnetic poles are arranged close to each other in the circumferential direction. Corresponding magnetic poles are excited to opposite polarities, a ring-shaped magnetic body part is provided at a portion corresponding to the two magnetic poles of the electromagnet on the outer periphery of the rotor, and a non-magnetic body part is provided between these magnetic body parts. A magnetic bearing device characterized by being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12784390U JP2557479Y2 (en) | 1990-11-29 | 1990-11-29 | Magnetic bearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12784390U JP2557479Y2 (en) | 1990-11-29 | 1990-11-29 | Magnetic bearing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0484827U true JPH0484827U (en) | 1992-07-23 |
| JP2557479Y2 JP2557479Y2 (en) | 1997-12-10 |
Family
ID=31875328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12784390U Expired - Fee Related JP2557479Y2 (en) | 1990-11-29 | 1990-11-29 | Magnetic bearing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2557479Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100513205B1 (en) * | 2002-03-21 | 2005-09-08 | 한국전기연구원 | Radial Magnetic Bearing With Increased Axial Guidance Force |
-
1990
- 1990-11-29 JP JP12784390U patent/JP2557479Y2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100513205B1 (en) * | 2002-03-21 | 2005-09-08 | 한국전기연구원 | Radial Magnetic Bearing With Increased Axial Guidance Force |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2557479Y2 (en) | 1997-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |