JPS6437375U - - Google Patents
Info
- Publication number
- JPS6437375U JPS6437375U JP13354687U JP13354687U JPS6437375U JP S6437375 U JPS6437375 U JP S6437375U JP 13354687 U JP13354687 U JP 13354687U JP 13354687 U JP13354687 U JP 13354687U JP S6437375 U JPS6437375 U JP S6437375U
- Authority
- JP
- Japan
- Prior art keywords
- driving
- stator core
- brushless motor
- wound
- heat dissipation
- 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
- 230000017525 heat dissipation Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例のブラシレスモータ
を示す半断面図、第２図は第１図に示した実施例
のステータコアを示す平面図、第３図は従来のブ
ラシレスモータを示す半断面図である。
１……ＩＣ、２……プリント配線基板、３……
ステータベース、４……ステータコア、４−ａ…
…ＩＣ接触部、４−ｂ……突極部、４−ｃ，４−
ｄ……熱抵抗の高い部分、５……駆動用コイル、
６……ネジ、７……ロータ、８……ハブ、９……
玉軸受、１０……ハウジング、１１……放熱板、
１２……プリンナ配線基板。
Fig. 1 is a half-sectional view showing a brushless motor according to an embodiment of the present invention, Fig. 2 is a plan view showing the stator core of the embodiment shown in Fig. 1, and Fig. 3 is a half-sectional view showing a conventional brushless motor. It is a diagram. 1...IC, 2...Printed wiring board, 3...
Stator base, 4...Stator core, 4-a...
...IC contact part, 4-b... Salient pole part, 4-c, 4-
d... portion with high thermal resistance, 5... drive coil,
6...Screw, 7...Rotor, 8...Hub, 9...
Ball bearing, 10...housing, 11...heat sink,
12... Printer wiring board.
Claims (1)
コアの中心部の一部に前記駆動コイルの駆動用Ｉ
Ｃを近接させて配置したことを特徴とするブラシ
レスモータの放熱機構。 (2) 前記ステータコアの前記駆動用ＩＣを近接
させた部分と前記駆動コイルが巻回される突極部
との間に熱抵抗の高い部分を設けたことを特徴と
する実用新案登録請求の範囲第(1)項記載のブラ
シレスモータの放熱機構。[Claims for Utility Model Registration] (1) A part of the center of the stator core around which the drive coil is wound is provided with an I for driving the drive coil.
A heat dissipation mechanism for a brushless motor, characterized in that C are arranged close to each other. (2) A utility model registration claim characterized in that a portion with high thermal resistance is provided between a portion of the stator core where the driving IC is placed close to the salient pole portion around which the driving coil is wound. The heat dissipation mechanism of the brushless motor described in paragraph (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13354687U JPS6437375U (en) | 1987-08-31 | 1987-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13354687U JPS6437375U (en) | 1987-08-31 | 1987-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6437375U true JPS6437375U (en) | 1989-03-07 |
Family
ID=31391506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13354687U Pending JPS6437375U (en) | 1987-08-31 | 1987-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6437375U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6117838B2 (en) * | 1975-06-06 | 1986-05-09 | Shimiku De Sharubonnaaju Soc |
-
1987
- 1987-08-31 JP JP13354687U patent/JPS6437375U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6117838B2 (en) * | 1975-06-06 | 1986-05-09 | Shimiku De Sharubonnaaju Soc |
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