JPH0448422U - - Google Patents
Info
- Publication number
- JPH0448422U JPH0448422U JP1990089499U JP8949990U JPH0448422U JP H0448422 U JPH0448422 U JP H0448422U JP 1990089499 U JP1990089499 U JP 1990089499U JP 8949990 U JP8949990 U JP 8949990U JP H0448422 U JPH0448422 U JP H0448422U
- Authority
- JP
- Japan
- Prior art keywords
- funnel
- shaped permanent
- pair
- magnets
- rotating 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
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
- F16C32/0427—Passive magnetic bearings with permanent magnets on both parts repelling each other for axial load mainly
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図は本考案の磁気反発式磁気軸受の構造例
を示す断面図、第２図は本考案の他の構造例を示
す断面図、第３図は従来の電磁石を用いた磁気軸
受の原理説明図、第４図は従来の磁気反発式磁気
軸受の構造を示す断面図である。
１，１′……近接センサ、２，２′……電磁石
、３……回転軸、４，４′……円板状永久磁石、
５……カイド、６，６′，７，７′……ロート状
永久磁石、８……穴、９……ホルダー。
Figure 1 is a sectional view showing a structural example of the magnetic repulsion type magnetic bearing of the present invention, Figure 2 is a sectional view showing another structural example of the present invention, and Figure 3 is the principle of a conventional magnetic bearing using an electromagnet. The explanatory diagram, FIG. 4, is a sectional view showing the structure of a conventional magnetic repulsion type magnetic bearing. 1, 1'... Proximity sensor, 2, 2'... Electromagnet, 3... Rotating shaft, 4, 4'... Disc-shaped permanent magnet,
5... Guide, 6, 6', 7, 7'... Funnel-shaped permanent magnet, 8... Hole, 9... Holder.
Claims (1)
磁極性が逆向きになるように対向させた一対の磁
石を有する磁気反発式軸受において、前記一対の
磁石は開口部を有するロート状にあることを特徴
とする磁気反発式軸受。 ２ 一対のロート状永久磁石の内、一方のロート
状永久磁石の中心に穴をあけ、他方のロート状永
久磁石の中心部に固定した回転軸を前記一方のロ
ート状永久磁石に触れないように前記穴に貫通さ
せたことを特徴とする実用新案登録請求の範囲第
１項記載の磁気反発式軸受。[Claims for Utility Model Registration] 1 One end is connected to a holder and the other end is connected to a rotating shaft,
What is claimed is: 1. A magnetic repulsion bearing comprising a pair of magnets facing each other so that their magnetic polarities are in opposite directions, the pair of magnets having a funnel shape with an opening. 2 Of a pair of funnel-shaped permanent magnets, a hole is made in the center of one of the funnel-shaped permanent magnets, and the rotating shaft fixed to the center of the other funnel-shaped permanent magnet is set so as not to touch said one funnel-shaped permanent magnet. The magnetic repulsion type bearing according to claim 1, characterized in that the hole is penetrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990089499U JPH0448422U (en) | 1990-08-29 | 1990-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990089499U JPH0448422U (en) | 1990-08-29 | 1990-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0448422U true JPH0448422U (en) | 1992-04-24 |
Family
ID=31823519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990089499U Pending JPH0448422U (en) | 1990-08-29 | 1990-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0448422U (en) |
-
1990
- 1990-08-29 JP JP1990089499U patent/JPH0448422U/ja active Pending
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