JPH0317422U - - Google Patents
Info
- Publication number
- JPH0317422U JPH0317422U JP7841289U JP7841289U JPH0317422U JP H0317422 U JPH0317422 U JP H0317422U JP 7841289 U JP7841289 U JP 7841289U JP 7841289 U JP7841289 U JP 7841289U JP H0317422 U JPH0317422 U JP H0317422U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- outer peripheral
- peripheral surface
- peripheral side
- annular
- 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
- 239000012530 fluid Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 5
- 238000010586 diagram Methods 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000463 material Substances 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
- F16C32/0425—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)
- Support Of The Bearing (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図は本考案の一実施例を示す側面断面図、
第２図は第１図に示すスロツトルブツシユの模式
図、第３図は第１図に示す磁石の極性説明図、第
４図は従来例の縦断面図、第５図は従来例の側面
断面図、第６図は回転軸の偏芯の状態を説明する
ための図、第７図は回転軸の傾斜の状態を説明す
るための図である。
１０，５２……回転軸、１２……第１磁石、１
３……第２磁石、１４……フラツシング流体通路
、１５，１６……ダイヤフラム、１７……クツシ
ヨン材、１８，５１……ケーシング、５０……ブ
ツシユ、５３……流体通路。
FIG. 1 is a side sectional view showing an embodiment of the present invention;
Fig. 2 is a schematic diagram of the throttle bush shown in Fig. 1, Fig. 3 is an explanatory diagram of the polarity of the magnet shown in Fig. 1, Fig. 4 is a vertical cross-sectional view of the conventional example, and Fig. 5 is a diagram of the conventional example. A side sectional view, FIG. 6 is a diagram for explaining the state of eccentricity of the rotating shaft, and FIG. 7 is a diagram for explaining the state of inclination of the rotating shaft. 10, 52... Rotating shaft, 12... First magnet, 1
3...Second magnet, 14...Flushing fluid passage, 15, 16...Diaphragm, 17...Cushion material, 18, 51...Casing, 50...Bushing, 53...Fluid passage.
Claims (1)
と、第１磁石の外周側を囲み、第１磁石の外周面
との間に流体通路を形成する環状の第２磁石とを
有し、第２磁石の外周側が弾性部材を介してケー
シングに固定され、第１磁石と第２磁石との相対
向する面に同一極性の磁極が形成されていること
を特徴とするスロツトルブツシユ。 It has a first annular magnet attached to the outer peripheral surface of the shaft-like member, and a second annular magnet surrounding the outer peripheral side of the first magnet and forming a fluid passage between the outer peripheral surface of the first magnet and the outer peripheral surface of the first magnet. A throttle bushing characterized in that the outer peripheral side of the second magnet is fixed to the casing via an elastic member, and magnetic poles of the same polarity are formed on opposing surfaces of the first magnet and the second magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7841289U JPH0317422U (en) | 1989-07-03 | 1989-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7841289U JPH0317422U (en) | 1989-07-03 | 1989-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0317422U true JPH0317422U (en) | 1991-02-21 |
Family
ID=31621662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7841289U Pending JPH0317422U (en) | 1989-07-03 | 1989-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0317422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005315591A (en) * | 2004-04-27 | 2005-11-10 | Anritsu Keiki Kk | Contact type temperature sensor and contact type temperature sensor unit |
-
1989
- 1989-07-03 JP JP7841289U patent/JPH0317422U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005315591A (en) * | 2004-04-27 | 2005-11-10 | Anritsu Keiki Kk | Contact type temperature sensor and contact type temperature sensor unit |