JPS6238073U - - Google Patents
Info
- Publication number
- JPS6238073U JPS6238073U JP12731085U JP12731085U JPS6238073U JP S6238073 U JPS6238073 U JP S6238073U JP 12731085 U JP12731085 U JP 12731085U JP 12731085 U JP12731085 U JP 12731085U JP S6238073 U JPS6238073 U JP S6238073U
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnets
- above embodiment
- view
- diagram
- iron core
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 16
- 230000005284 excitation Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
Landscapes
- Brushless Motors (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第１図〜第３図は、本考案の一実施例を示し、
第２図は部分断面正面図、第１図は第２図のＩＡ
―ＩＡ線断面、ＩＢ―ＩＢ線断面を同時に示す断
面図、第３図はステータのケースの底面図である
。また、第４図は、上記実施例の動作を説明する
ための図である。第５図〜第７図は、上記実施例
における一つの鉄心の拡大図であり、第７図は斜
視図、第５図は励磁コイルを巻かれた状態の正面
図、第６図は第５図の―線断面図である。さ
らに、第８図は、上記実施例の動作を説明するた
めの図、第９図〜第１１図は、励磁コイルおよび
永久磁石の個数を変えたときの第８図と同様の説
明図、第１２図は、上記実施例における制御回路
の一例を示す電気回路図、第１３図は、第１２図
のプリドライブ回路の詳細回路図、第１４図は、
第１２図のドライブ回路の詳細回路図、第１５図
および第１６図は、第１２図のマイクロコンピユ
ータの主要プログラムを示すフローチヤート、第
１７図〜第２０図は、第１５図および第１６図の
プログラムによる動作を説明するための図、第２
１図および第２２図は、共に上記実施例の変形例
を示す部分断面正面図、第２３図は、本考案の電
動機のトルク特性図である。
１０……ロータ、１１……永久磁石、２０……
ステータ、２１……励磁コイル、２２……鉄心。
1 to 3 show an embodiment of the present invention,
Figure 2 is a partially sectional front view, Figure 1 is the IA of Figure 2.
FIG. 3 is a sectional view showing a cross section along the line IA and a cross section along the line IB--IB at the same time. FIG. 3 is a bottom view of the stator case. Further, FIG. 4 is a diagram for explaining the operation of the above embodiment. 5 to 7 are enlarged views of one of the cores in the above embodiment, FIG. 7 is a perspective view, FIG. 5 is a front view of the state in which the exciting coil is wound, and FIG. FIG. Furthermore, FIG. 8 is a diagram for explaining the operation of the above embodiment, and FIGS. 9 to 11 are explanatory diagrams similar to FIG. 8 when the numbers of excitation coils and permanent magnets are changed. FIG. 12 is an electric circuit diagram showing an example of the control circuit in the above embodiment, FIG. 13 is a detailed circuit diagram of the predrive circuit of FIG. 12, and FIG. 14 is a detailed circuit diagram of the predrive circuit of FIG.
Figure 12 is a detailed circuit diagram of the drive circuit, Figures 15 and 16 are flowcharts showing the main programs of the microcomputer in Figure 12, and Figures 17 to 20 are Figures 15 and 16. Diagram for explaining the operation by the program, Part 2
1 and 22 are partially sectional front views showing a modification of the above embodiment, and FIG. 23 is a torque characteristic diagram of the electric motor of the present invention. 10...Rotor, 11...Permanent magnet, 20...
Stator, 21...excitation coil, 22...iron core.
補正 昭６０．１２．３
考案の名称を次のように補正する。
考案の名称 小型電動機
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment December 3, 1980 The name of the invention is amended as follows. Title of the invention: Small electric motor The scope of the claims for utility model registration and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
各永久磁石の磁極方向が互いに平行となるよう
に複数個の永久磁石を円環状に並べ、また、各永
久磁石からの磁束が鎖交するように永久磁石に隣
接して複数のコイルを円環状に並べ、各コイルに
は、その中心にそれぞれ鉄心が設けられ、各鉄心
は、円環状に並べられた永久磁石の内周側または
外周側を通つて永久磁石の反対側まで延設されて
いることを特徴とする小型電動機。[Claim for Utility Model Registration] A plurality of permanent magnets are arranged in a ring shape so that the magnetic pole directions of each permanent magnet are parallel to each other, and the permanent magnets are adjacent to each other so that the magnetic flux from each permanent magnet is interlinked. A plurality of coils are arranged in an annular shape, and each coil is provided with an iron core at its center. A small electric motor characterized by extending to the opposite side.
【図面の簡単な説明】
第１図〜第３図は、本考案の一実施例を示し、
第２図は部分断面正面図、第１図は第２図のＩＡ
―ＩＡ線断面、ＩＢ―ＩＢ線断面を同時に示す断
面図、第３図はステータのケースの底面図である
。また、第４図は、上記実施例の動作を説明する
ための図である。第５図〜第７図は、上記実施例
における一つの鉄心の拡大図であり、第７図は斜
視図、第５図は励磁コイルを巻かれた状態の正面
図、第６図は第５図の―線断面図である。さ
らに、第８図は、上記実施例の動作を説明するた
めの図、第９図は、励磁コイルおよび永久磁石の
個数を変えたときの第８図と同様の説明図、第１
０図は、上記実施例における制御回路の一例を示
す電気回路図、第１１図は、第１０図のプリドラ
イブ回路の詳細回路図、第１２図は、第１０図の
ドライブ回路の詳細回路図、第１３図および第１
４図は、第１０図のマイクロコンピユータの主要
プログラムを示すフローチヤート、第１５図〜第
１８図は、第１３図および第１４図のプログラム
による動作を説明するための図、第１９図および
第２０図は、共に上記実施例の変形例を示す部分
断面正面図、第２１図は、本考案の電動機のトル
ク特性図である。
１０……ロータ、１１……永久磁石、２０……
ステータ、２１……励磁コイル、２２……鉄心。[Brief Description of the Drawings] Figures 1 to 3 show an embodiment of the present invention,
Figure 2 is a partially sectional front view, Figure 1 is the IA of Figure 2.
FIG. 3 is a sectional view showing a cross section along the line IA and a cross section along the line IB--IB. FIG. 3 is a bottom view of the stator case. Further, FIG. 4 is a diagram for explaining the operation of the above embodiment. 5 to 7 are enlarged views of one of the cores in the above embodiment, FIG. 7 is a perspective view, FIG. 5 is a front view of the state in which the exciting coil is wound, and FIG. FIG. Furthermore, FIG. 8 is a diagram for explaining the operation of the above embodiment, FIG. 9 is an explanatory diagram similar to FIG. 8 when the number of excitation coils and permanent magnets is changed, and FIG.
0 is an electric circuit diagram showing an example of the control circuit in the above embodiment, FIG. 11 is a detailed circuit diagram of the pre-drive circuit of FIG. 10, and FIG. 12 is a detailed circuit diagram of the drive circuit of FIG. 10. , FIG. 13 and 1
4 is a flowchart showing the main program of the microcomputer shown in FIG. 10, FIGS. FIG. 20 is a partially sectional front view showing a modification of the above embodiment, and FIG. 21 is a torque characteristic diagram of the electric motor of the present invention. 10...Rotor, 11...Permanent magnet, 20...
Stator, 21...excitation coil, 22...iron core.
Claims (1)
に複数個の永久磁石を円環状に並べ、また、各永
久磁石からの磁束が鎖交するように永久磁石に隣
接して複数のコイルを円環状に並べ、各コイルに
は、その中心にそれぞれ鉄心が設けられ、各鉄心
は、円環状に並べられた永久磁石の内周側または
外周側を通つて永久磁石の反対側まで延設されて
いることを特徴とする小型電動機。 A plurality of permanent magnets are arranged in a ring shape so that the magnetic pole directions of each permanent magnet are parallel to each other, and a plurality of coils are arranged in a ring shape adjacent to the permanent magnets so that the magnetic flux from each permanent magnet interlinks with each other. Each coil is provided with an iron core at its center, and each iron core extends to the opposite side of the permanent magnets through the inner circumference side or outer circumference side of the permanent magnets arranged in an annular shape. A small electric motor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985127310U JPH083185Y2 (en) | 1985-08-21 | 1985-08-21 | Small electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985127310U JPH083185Y2 (en) | 1985-08-21 | 1985-08-21 | Small electric motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6238073U true JPS6238073U (en) | 1987-03-06 |
| JPH083185Y2 JPH083185Y2 (en) | 1996-01-29 |
Family
ID=31021936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985127310U Expired - Lifetime JPH083185Y2 (en) | 1985-08-21 | 1985-08-21 | Small electric motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH083185Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009159666A (en) * | 2007-12-25 | 2009-07-16 | Kayaba Ind Co Ltd | Electric motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5064712A (en) * | 1973-10-11 | 1975-06-02 | ||
| JPS56150964A (en) * | 1979-12-27 | 1981-11-21 | Portescap | Step motor |
| JPS59194656A (en) * | 1983-04-20 | 1984-11-05 | Oki Electric Ind Co Ltd | Multistage dc brushless motor |
| JPS60119886U (en) * | 1984-01-24 | 1985-08-13 | 高橋 義照 | Iron core type brushless motor |
-
1985
- 1985-08-21 JP JP1985127310U patent/JPH083185Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5064712A (en) * | 1973-10-11 | 1975-06-02 | ||
| JPS56150964A (en) * | 1979-12-27 | 1981-11-21 | Portescap | Step motor |
| JPS59194656A (en) * | 1983-04-20 | 1984-11-05 | Oki Electric Ind Co Ltd | Multistage dc brushless motor |
| JPS60119886U (en) * | 1984-01-24 | 1985-08-13 | 高橋 義照 | Iron core type brushless motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009159666A (en) * | 2007-12-25 | 2009-07-16 | Kayaba Ind Co Ltd | Electric motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH083185Y2 (en) | 1996-01-29 |
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