JPH031329U - - Google Patents
Info
- Publication number
- JPH031329U JPH031329U JP6188789U JP6188789U JPH031329U JP H031329 U JPH031329 U JP H031329U JP 6188789 U JP6188789 U JP 6188789U JP 6188789 U JP6188789 U JP 6188789U JP H031329 U JPH031329 U JP H031329U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- circumferential surface
- magnetic
- cylinder
- yoke
- 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
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims 7
- 239000006247 magnetic powder Substances 0.000 claims 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Description
【図面の簡単な説明】
第１図は本考案による磁気連結装置の第１実施
例の半断面側面図、第２図は第２実施例のヨーク
、シリンダ及びロータ部分の断面側面図、第３図
は第３実施例のシリンダ及びロータ部分の断面側
面図、第４図は従来の磁気連結装置の半断面側面
図である。
１１……側板、１２……ヨーク、１２Ａ……磁
路遮断部、１３……コイル、１４……通電装置、
１５……ロータ、１５Ａ……磁路遮断部、１６…
…軸受、２１……コイル、２２……ヨーク、２３
……ロータ、２３Ａ……磁路遮断部、２４……シ
リンダ、２４Ａ……磁路遮断部、３１……コイル
、３２……ロータ、３２Ａ……磁路遮断部、３３
……シリンダ、３３Ａ……磁路遮断部。[Brief Description of the Drawings] Fig. 1 is a half-sectional side view of a first embodiment of a magnetic coupling device according to the present invention, Fig. 2 is a sectional side view of the yoke, cylinder, and rotor portions of the second embodiment, and Fig. 3 is a sectional side view of a yoke, cylinder, and rotor portion of the second embodiment. The figure is a sectional side view of the cylinder and rotor portions of the third embodiment, and FIG. 4 is a half sectional side view of a conventional magnetic coupling device. 11...Side plate, 12...Yoke, 12A...Magnetic path interrupter, 13...Coil, 14...Electrification device,
15...Rotor, 15A...Magnetic path interrupter, 16...
... Bearing, 21 ... Coil, 22 ... Yoke, 23
...Rotor, 23A...Magnetic path breaking part, 24...Cylinder, 24A...Magnetic path breaking part, 31...Coil, 32...Rotor, 32A...Magnetic path breaking part, 33
...Cylinder, 33A...Magnetic path interrupter.
Claims (1)
ヨークを含む回転駆動部と、前記ヨークの内周面
と対向する外周面をもつロータを含む回転被動部
とを有し、前記ヨークの内周面と前記ロータの外
周面との間に回り込んでくる磁性粉体を介して前
記回転駆動部と前記回転被動部とが磁気連結され
るようになつているコイル回転形の磁気連結装置
であつて、前記ロータの外周部の軸心方向中間部
に１箇所の磁路遮断部が設けられるとともに前記
ヨークの内周部の軸心方向中間部に２箇所の磁路
遮断部が設けられ、前記ヨークと前記ロータとの
間に形成される磁気回路がＷ字形になるようにな
つていることを特徴とする磁気連結装置。 ２ 内部にコイルが支持された断面逆Ｕ字形の環
状のヨークを含む静止ヨーク部と、前記ヨークの
内周面と対向するように配設された軟鋼製の円筒
状のシリンダを含む回転駆動部と、前記シリンダ
の内周面と対向する外周面をもつロータを含む回
転被動部とを有し、前記シリンダの内周面と前記
ロータの外周面との間に回り込んでくる磁性粉体
を介して前記回転駆動部と前記回転被動部とが磁
気連結されるようになつているコイル静止形の磁
気連結装置であつて、前記ロータの外周部の軸心
方向中間部に１箇所の磁路遮断部が設けられると
ともに前記シリンダの軸心方向中間部に２箇所の
磁路遮断部が設けられ、前記ヨークと前記シリン
ダと前記ロータとの間に形成される磁気回路がＷ
字形になるようになつていることを特徴とする磁
気連結装置。 ３ 軟鋼製の円筒状のシリンダを含む回転駆動部
と、前記シリンダの内周面と対向する外周面をも
ち内部にコイルが支持されたロータを含む回転被
動部とを有し、前記シリンダの内周面と前記ロー
タの外周面との間に回り込んでくる磁性粉体を介
して前記回転駆動部と前記回転被動部とが磁気連
結されるようになつているインナコイル形の磁気
連結装置であつて、前記シリンダの軸心方向中間
部に１箇所の磁路遮断部が設けられるとともに前
記ロータの外周部の軸心方向中間部に２箇所の磁
路遮断部が設けられ、前記シリンダと前記ロータ
との間に形成される磁気回路が逆Ｗ字形になるよ
うになつていることを特徴とする磁気連結装置。[Claims for Utility Model Registration] 1. A rotary drive unit including an annular yoke with a box-shaped cross section in which a coil is supported, and a rotary driven unit including a rotor having an outer circumferential surface facing the inner circumferential surface of the yoke. The rotary driving section and the rotary driven section are magnetically coupled via magnetic powder that wraps around between the inner circumferential surface of the yoke and the outer circumferential surface of the rotor. The magnetic coupling device is a coil rotation type magnetic coupling device, and includes one magnetic path blocking portion provided at an axially intermediate portion of the outer circumferential portion of the rotor, and two magnetic path blocking portions provided at an axially intermediate portion of the inner circumferential portion of the yoke. 1. A magnetic coupling device, characterized in that a magnetic path blocking portion is provided, and a magnetic circuit formed between the yoke and the rotor is W-shaped. 2. A stationary yoke section including an annular yoke with an inverted U-shaped cross section in which a coil is supported, and a rotary drive section including a cylindrical cylinder made of mild steel arranged to face the inner peripheral surface of the yoke. and a rotary driven part including a rotor having an outer circumferential surface facing the inner circumferential surface of the cylinder, and the rotating driven part includes a rotor having an outer circumferential surface facing the inner circumferential surface of the cylinder, and the magnetic powder that comes around between the inner circumferential surface of the cylinder and the outer circumferential surface of the rotor is prevented. The rotary driving part and the rotary driven part are magnetically connected to each other via a coil stationary magnetic coupling device, the magnetic coupling device having one magnetic path in an axially intermediate part of the outer circumferential part of the rotor. A blocking portion is provided, and two magnetic path blocking portions are provided at an axially intermediate portion of the cylinder, and a magnetic circuit formed between the yoke, the cylinder, and the rotor is
A magnetic coupling device characterized in that it is shaped like a letter. 3 A rotary drive unit including a cylindrical cylinder made of mild steel, and a rotary driven unit including a rotor having an outer circumferential surface facing the inner circumferential surface of the cylinder and having a coil supported therein, The rotary drive section and the rotary driven section are magnetically coupled to each other through magnetic powder that wraps around between the circumferential surface and the outer circumferential surface of the rotor. One magnetic path blocking portion is provided at an axially intermediate portion of the cylinder, and two magnetic path blocking portions are provided at an axially intermediate portion of the outer peripheral portion of the rotor, so that the cylinder and the rotor are connected to each other. A magnetic coupling device characterized in that a magnetic circuit formed between the two has an inverted W-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6188789U JPH031329U (en) | 1989-05-30 | 1989-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6188789U JPH031329U (en) | 1989-05-30 | 1989-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH031329U true JPH031329U (en) | 1991-01-09 |
Family
ID=31590539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6188789U Pending JPH031329U (en) | 1989-05-30 | 1989-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031329U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008094338A (en) * | 2006-10-16 | 2008-04-24 | Rikomu Hokkaido:Kk | Snow guard device for automobile |
| JP2013092204A (en) * | 2011-10-26 | 2013-05-16 | Jatco Ltd | Torque converter using magnetic viscous fluid |
| JP2016098921A (en) * | 2014-11-21 | 2016-05-30 | 不二ラテックス株式会社 | Brake device |
-
1989
- 1989-05-30 JP JP6188789U patent/JPH031329U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008094338A (en) * | 2006-10-16 | 2008-04-24 | Rikomu Hokkaido:Kk | Snow guard device for automobile |
| JP2013092204A (en) * | 2011-10-26 | 2013-05-16 | Jatco Ltd | Torque converter using magnetic viscous fluid |
| JP2016098921A (en) * | 2014-11-21 | 2016-05-30 | 不二ラテックス株式会社 | Brake device |
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