JPS6388074U - - Google Patents
Info
- Publication number
- JPS6388074U JPS6388074U JP18180586U JP18180586U JPS6388074U JP S6388074 U JPS6388074 U JP S6388074U JP 18180586 U JP18180586 U JP 18180586U JP 18180586 U JP18180586 U JP 18180586U JP S6388074 U JPS6388074 U JP S6388074U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- magnet
- pole detection
- detection signal
- phase switching
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Brushless Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
第１図は本考案の一実施例の要部断面図、第２
図は第１図の回転体の構造を示す斜視図、第３図
は第１図のブラシレスモートルの駆動回路のブロ
ツク図、第４図はモートルの誘起電圧波形と、極
検出信号の関係を示すタイムチヤートグラフ、第
５図は従来の回転体の斜視図、第６図は第５図の
モートルの誘起電圧波形と極検出信号の関係を示
すタイムチヤートグラブである。
１……回転軸、２……ヨーク、３……モータマ
グネツト、４……相切替マグネツト、５Ａ……ホ
ール素子、５Ｂ……ホール素子、５Ｃ……ホール
素子、５Ａ′……極検出信号、５Ｂ′……極検出
信号、５Ｃ′……極検出信号、６……ステータコ
ア、７……コイル、１０……センサー基板、１３
……論理回路、１４……モータ電源。
Figure 1 is a sectional view of the main parts of one embodiment of the present invention, Figure 2
The figure is a perspective view showing the structure of the rotating body shown in Fig. 1, Fig. 3 is a block diagram of the drive circuit of the brushless motor shown in Fig. 1, and Fig. 4 shows the relationship between the induced voltage waveform of the motor and the pole detection signal. FIG. 5 is a perspective view of a conventional rotating body, and FIG. 6 is a time chart graph showing the relationship between the induced voltage waveform of the motor in FIG. 5 and the pole detection signal. 1...Rotating shaft, 2...Yoke, 3...Motor magnet, 4...Phase switching magnet, 5A...Hall element, 5B...Hall element, 5C...Hall element, 5A'...Pole detection signal , 5B'...Pole detection signal, 5C'...Pole detection signal, 6...Stator core, 7...Coil, 10...Sensor board, 13
...Logic circuit, 14...Motor power supply.
Claims (1)
極検出マグネツトを有するブラシレスモートルに
おいて、モータマグネツト、極検出マグネツトの
外径寸法を同一寸法に構成したことを特徴とする
、ブラシレスモートル。 To create a motor magnet and phase switching signal,
A brushless motor having a pole detection magnet, characterized in that the motor magnet and the pole detection magnet have the same outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18180586U JPS6388074U (en) | 1986-11-28 | 1986-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18180586U JPS6388074U (en) | 1986-11-28 | 1986-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6388074U true JPS6388074U (en) | 1988-06-08 |
Family
ID=31127012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18180586U Pending JPS6388074U (en) | 1986-11-28 | 1986-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6388074U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001309618A (en) * | 2000-04-20 | 2001-11-02 | Nidec Shibaura Corp | Brush-less motor |
| JP2006174526A (en) * | 2004-12-13 | 2006-06-29 | Nippon Densan Corp | Motor |
| JP2012135177A (en) * | 2010-12-24 | 2012-07-12 | Asmo Co Ltd | Motor |
-
1986
- 1986-11-28 JP JP18180586U patent/JPS6388074U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001309618A (en) * | 2000-04-20 | 2001-11-02 | Nidec Shibaura Corp | Brush-less motor |
| JP2006174526A (en) * | 2004-12-13 | 2006-06-29 | Nippon Densan Corp | Motor |
| JP2012135177A (en) * | 2010-12-24 | 2012-07-12 | Asmo Co Ltd | Motor |