JPS58121177U - commutatorless motor - Google Patents
commutatorless motorInfo
- Publication number
- JPS58121177U JPS58121177U JP1778982U JP1778982U JPS58121177U JP S58121177 U JPS58121177 U JP S58121177U JP 1778982 U JP1778982 U JP 1778982U JP 1778982 U JP1778982 U JP 1778982U JP S58121177 U JPS58121177 U JP S58121177U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- position detection
- permanent magnet
- utility
- detection magnetic
- 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
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図は従来の無整流電動機の永久磁石回転子の磁石展
開図、第２図ａ、 ｂは従来例による鎖交磁束並に誘
起電圧図、第３図は本考案の実施例にか力ζる無整流子
電動機の縦断面図、第４図は本考案にかかる界磁用磁極
と位置検出用磁極の磁石展開図ある。
１・・・・・・固定子、４・・・・・・永久磁石（回転
子）、８・・・・・・位置検出器、９・・・・・・位置
検出用磁極、１０・・・・・・無磁性部、１１・・・・
・・界磁用磁極。
第２図
第３図Figure 1 is an exploded view of the magnets of the permanent magnet rotor of a conventional non-commutated motor, Figures 2a and b are diagrams of flux linkage and induced voltage in the conventional example, and Figure 3 is a diagram of the magnetic flux and induced voltage in the embodiment of the present invention. FIG. 4 is a vertical sectional view of a commutatorless motor according to the present invention, and FIG. 4 is a developed view of the field magnetic pole and position detection magnetic pole according to the present invention. 1... Stator, 4... Permanent magnet (rotor), 8... Position detector, 9... Magnetic pole for position detection, 10... ...Non-magnetic part, 11...
...Magnetic pole for field. Figure 2 Figure 3
Claims (3)
ルへの通電を制御するスイッチング素子を含む駆動回路
と、回転子位置検出器としての磁電変換素子と、回転自
在に支承された永久磁石回転子とを備え、前記永久磁石
回転子に無磁性′部を介して界磁用磁極と位置検出用磁
極を設け、前記位置検出用磁極に対向して前記磁電変換
素子を配置した無整流子電動機。(1) A stator having an armature coil, a drive circuit including a switching element that controls energization of the armature coil, a magnetoelectric conversion element as a rotor position detector, and a rotatably supported permanent magnet. a rotor, a field magnetic pole and a position detection magnetic pole are provided on the permanent magnet rotor via a non-magnetic part, and the magnetoelectric conversion element is disposed opposite to the position detection magnetic pole. Electric motor.
石上に着磁して設け１、この界磁用磁極と位置検出用磁
極との間に設ける無磁性部は、幅が１１ｒｒＩｎ以上の
無着磁部分で構成した実用新案登録請求の範囲第１項記
載の無整流子電動機。(2) The field magnetic pole and the position detection magnetic pole are magnetized and provided on an integrated permanent magnet 1, and the non-magnetic part provided between the field magnetic pole and the position detection magnetic pole has a width of 11rrIn. A commutatorless electric motor according to claim 1 of the utility model registration claim, which is constituted by the above-mentioned non-magnetized portion.
石で構成し、この界磁用磁極と位置検出用磁極の間に設
ける無磁性部は１ｍｍ以上の幅を有する実用新案登録請
求の範囲第１項記載の無整流子電動機。(3) The field magnetic pole and the position detection magnetic pole are composed of separate permanent magnets, and the non-magnetic part provided between the field magnetic pole and the position detection magnetic pole has a width of 1 mm or more.Registered as a utility model. A commutatorless motor according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1778982U JPS58121177U (en) | 1982-02-10 | 1982-02-10 | commutatorless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1778982U JPS58121177U (en) | 1982-02-10 | 1982-02-10 | commutatorless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58121177U true JPS58121177U (en) | 1983-08-18 |
Family
ID=30030076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1778982U Pending JPS58121177U (en) | 1982-02-10 | 1982-02-10 | commutatorless motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58121177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6139841A (en) * | 1984-07-28 | 1986-02-26 | Tohoku Metal Ind Ltd | Dc brushless motor |
-
1982
- 1982-02-10 JP JP1778982U patent/JPS58121177U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6139841A (en) * | 1984-07-28 | 1986-02-26 | Tohoku Metal Ind Ltd | Dc brushless motor |
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