JPS6117880U - DC brushless motor - Google Patents
DC brushless motorInfo
- Publication number
- JPS6117880U JPS6117880U JP10251984U JP10251984U JPS6117880U JP S6117880 U JPS6117880 U JP S6117880U JP 10251984 U JP10251984 U JP 10251984U JP 10251984 U JP10251984 U JP 10251984U JP S6117880 U JPS6117880 U JP S6117880U
- Authority
- JP
- Japan
- Prior art keywords
- position detector
- stator
- rotor
- brushless motor
- axial direction
- 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
Landscapes
- Brushless Motors (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例の斜視図、第２図は本考案で
用いる位置決め用台座の一実施例斜視図、第３図は位置
検出器を位置決め用台座に取付けた状態の斜視図、第４
図は従来構造説明用の断面図である。
〈符号の説明〉、１・・・位置決め用台座、１ａ・・・
位置検出器台座、１ｂ・・・立上がり部、１ｃ・・・固
定子台座、１ｄ・・・凹凸形状、１０・・・位置検出器
、２′０・・・固定子、２１・・・ブラケット、２２・
・・励磁巻線、３０・・・印刷基板、４０・・・回転子
軸、４１・・・回転子ボス、４２・・・永久磁石回転子
、４２・・・回転子ハブ、６１．６１’・・・軸受、６
２・・・ブレード取付用ハブ、６３・・・ファンブレー
ド、６４・・・ベンチュリー、６５・・・支柱、２０ａ
・・・固允子鉄芯の下端面、２０ｂ・・・固定子スロッ
ト部。Fig. 1 is a perspective view of an embodiment of the present invention, Fig. 2 is a perspective view of an embodiment of a positioning pedestal used in the present invention, and Fig. 3 is a perspective view of a position detector attached to the positioning pedestal. , 4th
The figure is a sectional view for explaining a conventional structure. <Explanation of symbols> 1... Positioning pedestal, 1a...
Position detector pedestal, 1b... rising portion, 1c... stator pedestal, 1d... uneven shape, 10... position detector, 2'0... stator, 21... bracket, 22・
... Excitation winding, 30... Printed circuit board, 40... Rotor shaft, 41... Rotor boss, 42... Permanent magnet rotor, 42... Rotor hub, 61.61' ...Bearing, 6
2...Blade mounting hub, 63...Fan blade, 64...Venturi, 65...Strut, 20a
. . . Lower end surface of solid iron core, 20b . . . Stator slot portion.
Claims (1)
設置される固定子と、この固定子の鉄心端面から軸方向
に微小間隔離れた位置に配置されて上記回転子の磁極位
置を検出する位置検出器と、この位置検出器の出力に応
じた電流を上記固定子に巻装された励磁巻線に通電する
通電制御回路と、この通電制御回路及び上記位置検出器
が実装される印刷基板とを備えて、上記回転子を駆動す
る直流無刷子電動機において、位置検出器を印刷基板上
に非磁性材料製の位置決め用台座を介して一定高さに取
付け、上記位置決め用台座は位置検出器の電動機軸に近
い方の側面に沿って軸方向に立上がっており、さらにこ
め立上がり部が、固定子スロット部に嵌合する凹凸状の
上面形状と、この嵌合時に固定子鉄芯端面と位置検出器
とが一定間隔離れるだけの高さとを有するように形成さ
れていることを特徴とする直流無刷子電動機。, a permanent magnet rotor, a stator installed opposite to the rotor through an air gap, and a magnetic pole position of the rotor located at a minute distance in the axial direction from the core end face of the stator. a position detector, an energization control circuit that energizes an excitation winding wound around the stator with a current according to the output of the position detector, and a printing plate on which the energization control circuit and the position detector are mounted. In the DC brushless motor that drives the rotor, the position detector is mounted on the printed circuit board at a constant height via a positioning pedestal made of non-magnetic material, and the positioning pedestal is used for position detection. It stands up in the axial direction along the side of the device near the motor shaft, and the rising part has an uneven upper surface shape that fits into the stator slot part, and when this fitting occurs, the end face of the stator core A direct current brushless motor, characterized in that the DC brushless motor is formed such that the position detector and the position detector are spaced apart from each other by a certain distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10251984U JPS6117880U (en) | 1984-07-09 | 1984-07-09 | DC brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10251984U JPS6117880U (en) | 1984-07-09 | 1984-07-09 | DC brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6117880U true JPS6117880U (en) | 1986-02-01 |
Family
ID=30661917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10251984U Pending JPS6117880U (en) | 1984-07-09 | 1984-07-09 | DC brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6117880U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50144017A (en) * | 1974-04-08 | 1975-11-19 |
-
1984
- 1984-07-09 JP JP10251984U patent/JPS6117880U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50144017A (en) * | 1974-04-08 | 1975-11-19 |
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