JPS6392821U - - Google Patents
Info
- Publication number
- JPS6392821U JPS6392821U JP18895386U JP18895386U JPS6392821U JP S6392821 U JPS6392821 U JP S6392821U JP 18895386 U JP18895386 U JP 18895386U JP 18895386 U JP18895386 U JP 18895386U JP S6392821 U JPS6392821 U JP S6392821U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic bearing
- rotor
- target
- bearing device
- displacement meter
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 230000005284 excitation Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図は本考案の一実施例の要部側断面図、第
２図はその正断面図、第３図は本考案の他の実施
例の要部側断面図、被検出体斜視図、第４図は本
考案の別の実施例の一部側断面図、第５図は従来
例の説明図である。
１……ブラケツト、２……回転軸、３……フレ
ーム、４ａ，４ｂ，４ｃ，４ｄ，４ｘ，４ｙ……
ラジアル方向の非接触変位計、５，５Ａ，５Ｆ，
５ａ……ラジアル磁気軸受の固定子、６，６Ａ，
６Ｆ，６ａ，６ｂ……ラジアル磁気軸受の励磁コ
イル、７，７ａ，７ｂ……ラジアル磁気軸受の回
転子、８ａ，８ｂ，１１，１２……ラジアル方向
非接触変位計の磁姓体から成る被検出体（ターゲ
ツト）、５１……モータの回転子、５２……モー
タの固定子、５３……スラスト磁気軸受の励磁コ
イル、５４……スラスト磁気軸受の回転子、５５
……スラスト方向の非接触変位計。
FIG. 1 is a side sectional view of a main part of an embodiment of the present invention, FIG. 2 is a front sectional view thereof, and FIG. 3 is a side sectional view of a main part of another embodiment of the present invention, a perspective view of a detected object, FIG. 4 is a partial side sectional view of another embodiment of the present invention, and FIG. 5 is an explanatory diagram of a conventional example. 1... Bracket, 2... Rotating shaft, 3... Frame, 4a, 4b, 4c, 4d, 4x, 4y...
Non-contact displacement meter in radial direction, 5, 5A, 5F,
5a... Radial magnetic bearing stator, 6, 6A,
6F, 6a, 6b... Excitation coil of radial magnetic bearing, 7, 7a, 7b... Rotor of radial magnetic bearing, 8a, 8b, 11, 12... Cover made of magnetic body of radial direction non-contact displacement meter. Detection object (target), 51... Rotor of motor, 52... Stator of motor, 53... Excitation coil of thrust magnetic bearing, 54... Rotor of thrust magnetic bearing, 55
...Non-contact displacement meter in the thrust direction.
Claims (1)
承するラジアル磁気軸受において、 磁気軸受の回転子の軸方向幅の中間に、非接触
変位計のターゲツトを挿入固着し、 これに空隙を介して非接触変位計を回転子の円
周方向でかつ固定子側に配設したことを特徴とす
る磁気軸受装置。 ２ ターゲツトが中空円筒状をなす 実用新案登録請求の範囲第１項記載の磁気軸受装
置。 ３ ターゲツトが回転子表面にコーテイングによ
り形成された 実用新案登録請求の範囲第１項記載の磁気軸受装
置。 ４ ターゲツトが回転子軸方向幅の中心部に形成
された 実用新案登録請求の範囲第２項もしくは第３項記
載の磁気軸受装置。[Claims for Utility Model Registration] 1. In a radial magnetic bearing that magnetically levitates and rotatably supports the rotor of a motor, a target of a non-contact displacement meter is inserted and fixed in the middle of the axial width of the rotor of the magnetic bearing. A magnetic bearing device characterized in that a non-contact displacement meter is disposed in the circumferential direction of the rotor and on the stator side through a gap. 2. The magnetic bearing device according to claim 1, wherein the target has a hollow cylindrical shape. 3. The magnetic bearing device according to claim 1, wherein the target is formed by coating the rotor surface. 4. The magnetic bearing device according to claim 2 or 3 of the utility model registration claim, wherein the target is formed at the center of the rotor's axial width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18895386U JPS6392821U (en) | 1986-12-08 | 1986-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18895386U JPS6392821U (en) | 1986-12-08 | 1986-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6392821U true JPS6392821U (en) | 1988-06-15 |
Family
ID=31140798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18895386U Pending JPS6392821U (en) | 1986-12-08 | 1986-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6392821U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02280652A (en) * | 1989-04-21 | 1990-11-16 | Natl Space Dev Agency Japan<Nasda> | Linear motor unit |
| JPH0484826U (en) * | 1990-11-29 | 1992-07-23 | ||
| JP2013024238A (en) * | 2011-07-15 | 2013-02-04 | Atlas Copco Energas Gmbh | Turbo machine |
| WO2019188616A1 (en) * | 2018-03-30 | 2019-10-03 | 三菱重工サーマルシステムズ株式会社 | Turbo compressor and turbo refrigerator comprising same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59114411A (en) * | 1982-12-21 | 1984-07-02 | Yaskawa Electric Mfg Co Ltd | Displacement detection of magnetic bearing device |
| JPS6224309B2 (en) * | 1981-10-20 | 1987-05-27 | Honda Motor Co Ltd | |
| JPS63145818A (en) * | 1986-12-05 | 1988-06-17 | Mitsubishi Heavy Ind Ltd | Magnetic bearing device |
-
1986
- 1986-12-08 JP JP18895386U patent/JPS6392821U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6224309B2 (en) * | 1981-10-20 | 1987-05-27 | Honda Motor Co Ltd | |
| JPS59114411A (en) * | 1982-12-21 | 1984-07-02 | Yaskawa Electric Mfg Co Ltd | Displacement detection of magnetic bearing device |
| JPS63145818A (en) * | 1986-12-05 | 1988-06-17 | Mitsubishi Heavy Ind Ltd | Magnetic bearing device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02280652A (en) * | 1989-04-21 | 1990-11-16 | Natl Space Dev Agency Japan<Nasda> | Linear motor unit |
| JPH0484826U (en) * | 1990-11-29 | 1992-07-23 | ||
| JP2013024238A (en) * | 2011-07-15 | 2013-02-04 | Atlas Copco Energas Gmbh | Turbo machine |
| EP2546534A3 (en) * | 2011-07-15 | 2015-06-03 | Atlas Copco Energas GmbH | Turbomachine |
| WO2019188616A1 (en) * | 2018-03-30 | 2019-10-03 | 三菱重工サーマルシステムズ株式会社 | Turbo compressor and turbo refrigerator comprising same |
| JP2019178654A (en) * | 2018-03-30 | 2019-10-17 | 三菱重工サーマルシステムズ株式会社 | Turbo compressor, and turbo refrigerator comprising the same |
| CN111936749A (en) * | 2018-03-30 | 2020-11-13 | 三菱重工制冷空调系统株式会社 | Turbo compressor and turbo refrigerator provided with same |
| CN111936749B (en) * | 2018-03-30 | 2022-09-16 | 三菱重工制冷空调系统株式会社 | Turbo compressor and turbo refrigerator provided with same |
| US11774146B2 (en) | 2018-03-30 | 2023-10-03 | Mitsubishi Heavy Industries Thermal Systems, Ltd. | Turbo compressor and centrifugal chiller comprising same |