JPS62202071U - - Google Patents
Info
- Publication number
- JPS62202071U JPS62202071U JP1986088545U JP8854586U JPS62202071U JP S62202071 U JPS62202071 U JP S62202071U JP 1986088545 U JP1986088545 U JP 1986088545U JP 8854586 U JP8854586 U JP 8854586U JP S62202071 U JPS62202071 U JP S62202071U
- Authority
- JP
- Japan
- Prior art keywords
- annular magnetic
- stator
- magnetic poles
- rotor
- poles
- 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
- 230000005284 excitation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
- Brushless Motors (AREA)
Description
第１図乃至第５図は本考案の一定実施例を示す
もので、第１図は、本考案に係る無整流子直流モ
ータの中央断面側面図、第２図は、第１図の―
線断面図、第３図は、同じく第１図の―線
断面図、第４図は、第１図に示すモータの駆動回
路図、第５図は、第１図に示すモータのトルク特
性図、第６図は、従来の無整流子直流モータの停
止時における回転子と固定子の部分断面図を示す
ものである。
１……回転子、２……基板、３……支柱、４…
…回転子、５１〜５４，６１〜６４……永久磁石
、Ｐ１〜Ｐ４……ポール、Ａ１〜Ａ４，Ｂ１〜Ｂ
４……コイル、Ａ，Ｂ……励磁コイル、Ｍ１，Ｍ
２……環状磁極。
1 to 5 show certain embodiments of the present invention, in which FIG. 1 is a center cross-sectional side view of a commutatorless DC motor according to the present invention, and FIG.
3 is a sectional view taken along the same line in FIG. 1, FIG. 4 is a drive circuit diagram of the motor shown in FIG. 1, and FIG. 5 is a torque characteristic diagram of the motor shown in FIG. 1. , FIG. 6 is a partial cross-sectional view of the rotor and stator of a conventional non-commutated DC motor when the motor is stopped. 1...Rotor, 2...Substrate, 3...Strut, 4...
...Rotor, 51-54, 61-64...Permanent magnet, P1 - P4 ...Pole, A1 - A4 , B1 - B
4 ... Coil, A, B... Excitation coil, M 1 , M
2 ...Annular magnetic pole.
Claims (1)
を有する固定子と、該ポールの外周に接近して固
定子の軸線回りに極数を２ｎ個とする環状磁極を
有する回転子と、固定子と回転子の位置関係を環
状磁極の極性で検出するホール素子とを備えてな
る無整流子直流モータにおいて、 前記回転子における環状磁極を、固定子の軸線
方向に対してポールとの対峙面積を大小として２
分割するとともに、その２分割された２つの環状
磁極の極性配列を回転方向にずらして回転子に設
けてなる無整流子直流モータ。[Claims for Utility Model Registration] A stator having 2n poles excited by an excitation coil, and an annular magnetic pole having a number of 2n poles around the axis of the stator close to the outer periphery of the pole. and a Hall element that detects the positional relationship between the stator and the rotor based on the polarity of the annular magnetic poles, the annular magnetic poles of the rotor being aligned with respect to the axial direction of the stator. 2, considering the area facing the pole as large and small.
A commutatorless DC motor in which the rotor is divided into two annular magnetic poles and the polar arrangement of the two divided annular magnetic poles is shifted in the rotational direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986088545U JPS62202071U (en) | 1986-06-12 | 1986-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986088545U JPS62202071U (en) | 1986-06-12 | 1986-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62202071U true JPS62202071U (en) | 1987-12-23 |
Family
ID=30946734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986088545U Pending JPS62202071U (en) | 1986-06-12 | 1986-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62202071U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60219954A (en) * | 1984-04-16 | 1985-11-02 | Nippon Denso Co Ltd | Commutatorless motor |
-
1986
- 1986-06-12 JP JP1986088545U patent/JPS62202071U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60219954A (en) * | 1984-04-16 | 1985-11-02 | Nippon Denso Co Ltd | Commutatorless motor |
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