JPS6235161U - - Google Patents

Info

Publication number
JPS6235161U
JPS6235161U JP12841385U JP12841385U JPS6235161U JP S6235161 U JPS6235161 U JP S6235161U JP 12841385 U JP12841385 U JP 12841385U JP 12841385 U JP12841385 U JP 12841385U JP S6235161 U JPS6235161 U JP S6235161U
Authority
JP
Japan
Prior art keywords
magnet
machine according
utility
sealing device
model registration
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
Application number
JP12841385U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP12841385U priority Critical patent/JPS6235161U/ja
Publication of JPS6235161U publication Critical patent/JPS6235161U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Superconductive Dynamoelectric Machines (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の一実施例による超電導回転
電機のシール装置を示す断面図、第2図はその縦
断面図、第3図は従来の超電導回転電機のシール
装置を示す断面図である。 図において、1はケーシング、2はポールピー
ス、6は回転軸、7はブツシユ、10は円筒磁石
、11は一対の磁石保持枠、12は永久磁石、1
3は間隔片である。尚、図中同一符号は同一又は
相当部分を示す。
FIG. 1 is a sectional view showing a sealing device for a superconducting rotating electrical machine according to an embodiment of the invention, FIG. 2 is a longitudinal sectional view thereof, and FIG. 3 is a sectional view showing a conventional sealing device for a superconducting rotating electrical machine. In the figure, 1 is a casing, 2 is a pole piece, 6 is a rotating shaft, 7 is a bushing, 10 is a cylindrical magnet, 11 is a pair of magnet holding frames, 12 is a permanent magnet, 1
3 is a spacing piece. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】 (1) 非磁性体からなる回転軸が挿設された磁性
体からなるケーシングと、上記ケーシンゲ内に装
着された円筒磁石と、上記ケーシング内に上記円
筒磁石を挾んで両側に装着され、上記回転軸を軸
受を介して支承する磁性体からなる一対のポール
ピースと、上記各ポールピースの内周側に位置し
上記回転軸に装着された磁性体からなるブツシユ
と、このブツシユと上記ポールピースとの間に磁
性流体を用いてシールする複数のシール手段とを
備えたものにおいて、上記円筒磁石を、外輪と内
輪とにより構成され、上記外輪と内輪の接触面の
何れか一方の面に磁石保持環状溝が形成された一
対の磁石保持枠と、上記一対の磁石保持枠の磁石
保持環状溝に間隔を隔てて挿着された永久磁石と
、上記磁石保持環状溝内で上記永久磁石間に挿着
された間隔片とから構成したことを特徴とする超
電導回転電機のシール装置。 (2) 一対の磁石保持枠は接着材料により固定さ
れたことを特徴とする実用新案登録請求の範囲第
1項記載の超電導回転電機のシール装置。 (3) 永久磁石は円弧形状であることを特徴とす
る実用新案登録請求の範囲第1項又は第2項記載
の超電導回転電機のシール装置。 (4) 永久磁石は接着材料により一対の磁石保持
枠に固定されたことを特徴とする実用新案登録請
求の範囲第1項ないし第3項の何れかに記載の超
電導回転電機のシール装置。 (5) 永久磁石は希土類磁石により構成されたこ
とを特徴とする実用新案登録請求の範囲第1項な
いし第4項の何れかに記載の超電導回転電機のシ
ール装置。 (6) 間隔片は接着材料により磁石保持枠に固定
されたことを特徴とする実用新案登録請求の範囲
第1項ないし第5項の何れかに記載の超電導回転
電機のシール装置。 (7) 間隔片は楔機能を有することを特徴とする
実用新案登録請求の範囲第1項ないし第3項及び
第5項の何れかに記載の超電導回転電機のシール
装置。
[Scope of Claim for Utility Model Registration] (1) A casing made of a magnetic material into which a rotating shaft made of a non-magnetic material is inserted, a cylindrical magnet installed in the casing, and the cylindrical magnet sandwiched in the casing. a pair of pole pieces made of a magnetic material attached to both sides of the pole piece and supporting the rotation shaft via bearings; and a bush made of a magnetic material located on the inner peripheral side of each of the pole pieces and attached to the rotation shaft. , which is equipped with a plurality of sealing means for sealing between the bush and the pole piece using magnetic fluid, wherein the cylindrical magnet is constituted by an outer ring and an inner ring, and the contact surface between the outer ring and the inner ring is A pair of magnet holding frames each having a magnet holding annular groove formed on either side thereof, a permanent magnet inserted at a distance into the magnet holding annular groove of the pair of magnet holding frames, and the magnet holding annular groove. and a spacer piece inserted between the permanent magnets. (2) A sealing device for a superconducting rotating electric machine according to claim 1, wherein the pair of magnet holding frames are fixed with an adhesive material. (3) A sealing device for a superconducting rotating electric machine according to claim 1 or 2 of the utility model registration claim, wherein the permanent magnet has an arc shape. (4) A sealing device for a superconducting rotating electric machine according to any one of claims 1 to 3 of the utility model registration claim, wherein the permanent magnet is fixed to a pair of magnet holding frames with an adhesive material. (5) The sealing device for a superconducting rotating electric machine according to any one of claims 1 to 4 of the claims for utility model registration, wherein the permanent magnet is constituted by a rare earth magnet. (6) A sealing device for a superconducting rotating electrical machine according to any one of claims 1 to 5 of the claims for utility model registration, characterized in that the spacing piece is fixed to the magnet holding frame with an adhesive material. (7) A sealing device for a superconducting rotating electric machine according to any one of claims 1 to 3 and 5 of the utility model registration claim, wherein the spacing piece has a wedge function.
JP12841385U 1985-08-21 1985-08-21 Pending JPS6235161U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12841385U JPS6235161U (en) 1985-08-21 1985-08-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12841385U JPS6235161U (en) 1985-08-21 1985-08-21

Publications (1)

Publication Number Publication Date
JPS6235161U true JPS6235161U (en) 1987-03-02

Family

ID=31024057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12841385U Pending JPS6235161U (en) 1985-08-21 1985-08-21

Country Status (1)

Country Link
JP (1) JPS6235161U (en)

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