JPH0421160U - - Google Patents
Info
- Publication number
- JPH0421160U JPH0421160U JP6080990U JP6080990U JPH0421160U JP H0421160 U JPH0421160 U JP H0421160U JP 6080990 U JP6080990 U JP 6080990U JP 6080990 U JP6080990 U JP 6080990U JP H0421160 U JPH0421160 U JP H0421160U
- Authority
- JP
- Japan
- Prior art keywords
- anisotropic magnet
- shaft
- anisotropic
- rotor
- partition wall
- 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
- 238000001816 cooling Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図は本考案の一実施例に係るモータの冷却
構造を示す断面模式図、第２図は同モータの異方
性マグネツトロータ等を示す模式説明図、第３図
は従来のモータを用いて構成された圧縮機の一例
を示す断面模式図、第４図ａ，ｂは同モータの異
方性マグネツトロータ等を示す模式説明図である
。
符号の説明、２……隔壁、３ａ……モータ、４
……シヤフト、６……異方性マグネツトロータ、
８……ステータコイル、１０……ロータ位置検出
センサ、１２……第１異方性マグネツト、１５…
…プロペラフアン、１６……第２異方性マグネツ
ト。
Fig. 1 is a schematic cross-sectional view showing the cooling structure of a motor according to an embodiment of the present invention, Fig. 2 is a schematic explanatory view showing the anisotropic magnet rotor, etc. of the motor, and Fig. 3 is a schematic cross-sectional view showing the cooling structure of a motor according to an embodiment of the present invention. FIGS. 4A and 4B are schematic cross-sectional views showing an example of a compressor constructed using the same motor. FIGS. Explanation of symbols, 2... Bulkhead, 3a... Motor, 4
...Shaft, 6...Anisotropic magnetic rotor,
8... Stator coil, 10... Rotor position detection sensor, 12... First anisotropic magnet, 15...
...Propeller fan, 16...Second anisotropic magnet.
Claims (1)
成する該シヤフトと一体化された異方性マグネツ
トロータが隔壁内に密閉されて設けられ、上記異
方性マグネツトロータの外周外側に上記隔壁を挟
んで該異方性マグネツトロータと対向するステー
タコイルが取り付けられてなるモータの冷却構造
において、 上記異方性マグネツトロータと一体的に上記シ
ヤフト軸方向と平行の磁場を形成する第１異方性
マグネツトを取り付けると共に、上記隔壁を挟ん
で上記第１異方性マグネツトと対向して上記シヤ
フトと同軸の軸心を有するプロペラフアンを回転
自在に設け、該プロペラフアンの上記第１異方性
マグネツトと対応する位置に該第１異方性マグネ
ツトと磁気的に接合される２異方性マグネツトを
取り付けたことを特徴とするモータの冷却構造。[Claims for Utility Model Registration] A shaft and an anisotropic magnet rotor integrated with the shaft that forms a magnetic field in the radial direction of the shaft are provided sealed within a partition wall, and the anisotropic magnet In a motor cooling structure in which a stator coil facing the anisotropic magnet rotor is attached to the outside of the outer periphery of the rotor and facing the anisotropic magnet rotor with the partition wall in between, the stator coil is integrally connected to the anisotropic magnet rotor and parallel to the shaft axis direction. A first anisotropic magnet that forms a magnetic field is attached, and a propeller fan having an axis coaxial with the shaft is rotatably provided opposite the first anisotropic magnet with the partition wall in between, and the propeller A motor cooling structure characterized in that two anisotropic magnets magnetically connected to the first anisotropic magnet are attached to the fan at positions corresponding to the first anisotropic magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6080990U JPH0421160U (en) | 1990-06-08 | 1990-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6080990U JPH0421160U (en) | 1990-06-08 | 1990-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0421160U true JPH0421160U (en) | 1992-02-21 |
Family
ID=31588500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6080990U Pending JPH0421160U (en) | 1990-06-08 | 1990-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0421160U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0633854U (en) * | 1992-10-02 | 1994-05-06 | 株式会社三協精機製作所 | Card issuing device |
| JP2011239546A (en) * | 2010-05-10 | 2011-11-24 | Makita Corp | Dc brushless motor |
| JPWO2012101896A1 (en) * | 2011-01-26 | 2014-06-30 | 株式会社マキタ | Brushless motor for electric tools |
-
1990
- 1990-06-08 JP JP6080990U patent/JPH0421160U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0633854U (en) * | 1992-10-02 | 1994-05-06 | 株式会社三協精機製作所 | Card issuing device |
| JP2011239546A (en) * | 2010-05-10 | 2011-11-24 | Makita Corp | Dc brushless motor |
| JPWO2012101896A1 (en) * | 2011-01-26 | 2014-06-30 | 株式会社マキタ | Brushless motor for electric tools |
| US9509180B2 (en) | 2011-01-26 | 2016-11-29 | Makita Corporation | Brushless motor for electric power tool |