JPH0434871U - - Google Patents
Info
- Publication number
- JPH0434871U JPH0434871U JP7344890U JP7344890U JPH0434871U JP H0434871 U JPH0434871 U JP H0434871U JP 7344890 U JP7344890 U JP 7344890U JP 7344890 U JP7344890 U JP 7344890U JP H0434871 U JPH0434871 U JP H0434871U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- rotor
- support part
- housing
- seal
- 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
- 239000000356 contaminant Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第1図は本考案によるモータのシール構造の第
一実施例の断面図、第2図は第2実施例によるモ
ータのシール構造の断面図、第3図は第二実施例
によるモータのシール構造の断面図、第4図a,
bは従来のモータのシール構造の要部断面図であ
る。
1……ハウジング、2……軸受、3……回転軸
、4……ロータ、5……コイル、6……マグネツ
ト、7……磁気デイスク、8,9,10……シー
ル部材。
Fig. 1 is a sectional view of a first embodiment of a motor seal structure according to the present invention, Fig. 2 is a sectional view of a motor seal structure according to a second embodiment, and Fig. 3 is a sectional view of a motor seal structure according to a second embodiment. Cross-sectional view of FIG. 4a,
b is a sectional view of a main part of a conventional motor seal structure. DESCRIPTION OF SYMBOLS 1... Housing, 2... Bearing, 3... Rotating shaft, 4... Rotor, 5... Coil, 6... Magnet, 7... Magnetic disk, 8, 9, 10... Seal member.
Claims (1)
、 該ハウジングの中空円筒内部で軸受を介して回
転自在に支持される回転軸と、 該回転軸に固定され、上記支持部の外周を回転
するロータと、 からなるモータにおいて、 上記支持部とロータ又は回転軸との間にシール
部材が形成され、少なくとも2つの密封部分が連
続して形成され汚染粒子の流出を防止することを
特徴とするシール構造。 (2) 上記シール部材は上記支持部の端縁に配置
され、ロータの内面に対向することを特徴とする
請求項1記載のモータのシール構造。 (3) 上記シール部材は回転軸の端縁に一体に回
転するように設けられれ、ハウジングの下面に対
向することを特徴とする請求項1記載のモータの
シール構造。[Claims for Utility Model Registration] (1) A housing having a hollow cylindrical support part, a rotating shaft rotatably supported inside the hollow cylinder of the housing via a bearing, fixed to the rotating shaft, A rotor that rotates around the outer periphery of the support part, and a seal member is formed between the support part and the rotor or the rotating shaft, and at least two seal parts are formed in succession to prevent the outflow of contaminant particles. Seal structure characterized by prevention. (2) The motor seal structure according to claim 1, wherein the seal member is arranged at an edge of the support portion and faces an inner surface of the rotor. (3) The motor seal structure according to claim 1, wherein the seal member is provided to rotate integrally with an end edge of the rotating shaft and faces the lower surface of the housing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7344890U JPH0434871U (en) | 1990-07-11 | 1990-07-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7344890U JPH0434871U (en) | 1990-07-11 | 1990-07-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0434871U true JPH0434871U (en) | 1992-03-24 |
Family
ID=31612272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7344890U Pending JPH0434871U (en) | 1990-07-11 | 1990-07-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0434871U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0739263U (en) * | 1993-12-24 | 1995-07-14 | ミネベア株式会社 | Axial fan motor |
JP2018164336A (en) * | 2017-03-24 | 2018-10-18 | 日本電産株式会社 | Stator unit, motor, and fan motor |
US11217794B2 (en) | 2017-05-30 | 2022-01-04 | Armor | Cathode of accumulator, associated accumulator and battery |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5810785A (en) * | 1981-07-13 | 1983-01-21 | 松下電器産業株式会社 | Color liquid crystal display |
JPH0230272B2 (en) * | 1983-11-02 | 1990-07-05 | Sophia Co Ltd |
-
1990
- 1990-07-11 JP JP7344890U patent/JPH0434871U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5810785A (en) * | 1981-07-13 | 1983-01-21 | 松下電器産業株式会社 | Color liquid crystal display |
JPH0230272B2 (en) * | 1983-11-02 | 1990-07-05 | Sophia Co Ltd |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0739263U (en) * | 1993-12-24 | 1995-07-14 | ミネベア株式会社 | Axial fan motor |
JP2018164336A (en) * | 2017-03-24 | 2018-10-18 | 日本電産株式会社 | Stator unit, motor, and fan motor |
US11217794B2 (en) | 2017-05-30 | 2022-01-04 | Armor | Cathode of accumulator, associated accumulator and battery |