JPS6144067U - Magnetic seal device for rotating shaft - Google Patents

Magnetic seal device for rotating shaft

Info

Publication number
JPS6144067U
JPS6144067U JP13006684U JP13006684U JPS6144067U JP S6144067 U JPS6144067 U JP S6144067U JP 13006684 U JP13006684 U JP 13006684U JP 13006684 U JP13006684 U JP 13006684U JP S6144067 U JPS6144067 U JP S6144067U
Authority
JP
Japan
Prior art keywords
pole piece
rotating shaft
seal device
magnetic seal
gap
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
JP13006684U
Other languages
Japanese (ja)
Inventor
正人 永田
Original Assignee
株式会社東芝
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 by 株式会社東芝 filed Critical 株式会社東芝
Priority to JP13006684U priority Critical patent/JPS6144067U/en
Publication of JPS6144067U publication Critical patent/JPS6144067U/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】 第１区乃至第３図は本考案の一実施例を示し、第１図は
要部を破断して示す全体の側面図、第２図は要部の拡大
断面図、第３図は同一部破断斜視図、第４図は本考案の
異なる実施例を示す第２図相当図、第５図は従来例を示
す要部の断面図である。 図面中、１はハウジング（静止部位）、３は回転軸、６
はポールピース、７はポールピース対向部、８は環状空
隙、９は磁性流体、１０はｉ束分散部である。[BRIEF DESCRIPTION OF THE DRAWINGS] Sections 1 to 3 show an embodiment of the present invention, in which Fig. 1 is a side view of the whole with the main parts cut away, and Fig. 2 is an enlarged sectional view of the main parts. , FIG. 3 is a partially cutaway perspective view of the same, FIG. 4 is a view corresponding to FIG. 2 showing a different embodiment of the present invention, and FIG. 5 is a sectional view of the main part showing a conventional example. In the drawing, 1 is a housing (stationary part), 3 is a rotating shaft, and 6
7 is a pole piece, 7 is a pole piece opposing part, 8 is an annular gap, 9 is a magnetic fluid, and 10 is an i-flux dispersion part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転軸側及び静止部位側のいずれか一方に他方に空隙を
存して対向するポールピースを設け、このポールピース
と他方のポールピース対向部との間の環状空隙内に磁性
流体を注入してシールするものにおいて、前記ポールピ
ース対向部にポールピース側に延在してポールピースに
軸方向に空隙を存して近接する磁束分散部を設けたこと
を特徴とする回転軸の磁気シール装置。A pole piece is provided on either the rotating shaft side or the stationary part side and faces each other with a gap in the other side, and a magnetic fluid is injected into the annular gap between this pole piece and the opposing part of the other pole piece. 1. A magnetic sealing device for a rotary shaft, characterized in that a magnetic flux dispersion portion is provided in the pole piece opposing portion, extending toward the pole piece and being close to the pole piece with a gap in the axial direction.
JP13006684U 1984-08-27 1984-08-27 Magnetic seal device for rotating shaft Pending JPS6144067U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13006684U JPS6144067U (en) 1984-08-27 1984-08-27 Magnetic seal device for rotating shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13006684U JPS6144067U (en) 1984-08-27 1984-08-27 Magnetic seal device for rotating shaft

Publications (1)

Publication Number Publication Date
JPS6144067U true JPS6144067U (en) 1986-03-24

Family

ID=30688675

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13006684U Pending JPS6144067U (en) 1984-08-27 1984-08-27 Magnetic seal device for rotating shaft

Country Status (1)

Country Link
JP (1) JPS6144067U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372370U (en) * 1986-10-30 1988-05-14
JPH0248690U (en) * 1988-09-30 1990-04-04

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372370U (en) * 1986-10-30 1988-05-14
JPH0248690U (en) * 1988-09-30 1990-04-04
JPH0454386Y2 (en) * 1988-09-30 1992-12-21

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