JPH0686521A - Brushless motor - Google Patents
Brushless motorInfo
- Publication number
- JPH0686521A JPH0686521A JP23172792A JP23172792A JPH0686521A JP H0686521 A JPH0686521 A JP H0686521A JP 23172792 A JP23172792 A JP 23172792A JP 23172792 A JP23172792 A JP 23172792A JP H0686521 A JPH0686521 A JP H0686521A
- Authority
- JP
- Japan
- Prior art keywords
- stator
- stator winding
- wiring board
- printed wiring
- brushless motor
- 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
Description
【０００１】[0001]
【産業上の利用分野】本発明は民生機器や事務機器の駆
動源として用いられるブラシレスモータに関し、特にそ
のステータ巻線の一端とその駆動回路を実装したプリン
ト配線板との結線に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a brushless motor used as a drive source for consumer equipment and office equipment, and more particularly to connection between one end of a stator winding of the brushless motor and a printed wiring board on which the drive circuit is mounted.
【０００２】[0002]
【従来の技術】近年、ブラシレスモータは、民生機器，
事務機器のポータブル化および普及に伴い、軽薄短小化
およびコスト削減，工数削減が要求されている。2. Description of the Related Art In recent years, brushless motors have been used in consumer equipment,
As office equipment becomes portable and popular, it is required to reduce its size, cost, and man-hours.
【０００３】以下、図面を参照しながら従来のブラシレ
スモータの一例について説明する。図２は従来のブラシ
レスモータの断面図であり、図２において、１はモータ
の回転軸、２は回転軸１を回転自在に支持するハウジン
グである。３はコイルを有することにより回転力を発生
させるステータ巻線で、図示せざる回転子の界磁磁束と
鎖交する位置に配置されており、この回転子は界磁磁束
を発生するために、多極着磁された永久磁石やロータフ
レームを有する。４はステータ巻線３に通電を行うため
の駆動回路を有するプリント配線板、５はステータ巻線
３をプリント配線板４に保持するホルダー、６はプリン
ト配線板４よりステータ巻線３に通電を行うためのコイ
ル線であり、ステータ巻線の一端を構成する。７はコイ
ル線６をプリント配線板４に保持する半田部分、９はコ
イル線６を半田部分７にてプリント配線板４に結線する
際の半田コテ先部分である。An example of a conventional brushless motor will be described below with reference to the drawings. FIG. 2 is a cross-sectional view of a conventional brushless motor. In FIG. 2, reference numeral 1 is a rotary shaft of the motor, and 2 is a housing that rotatably supports the rotary shaft 1. Reference numeral 3 denotes a stator winding that generates a rotational force by having a coil, and is arranged at a position where it interlinks with a field magnetic flux of a rotor (not shown). This rotor generates a field magnetic flux. It has a multi-pole magnetized permanent magnet and a rotor frame. 4 is a printed wiring board having a drive circuit for energizing the stator winding 3, 5 is a holder for holding the stator winding 3 on the printed wiring board 4, and 6 is energization from the printed wiring board 4 to the stator winding 3. It is a coil wire for performing, and constitutes one end of the stator winding. Reference numeral 7 is a solder portion for holding the coil wire 6 on the printed wiring board 4, and 9 is a soldering iron tip portion when the coil wire 6 is connected to the printed wiring board 4 by the solder portion 7.
【０００４】[0004]
【発明が解決しようとする課題】このような従来の構成
では、ステータ巻線３の一端を構成するコイル線６をプ
リント配線板４に結線する際にコイル端末線の位置合わ
せや半田付け作業は全てステータ巻線３およびプリント
配線板４の空隙Ｇ内での作業となるため、この空隙Ｇが
狭いほど作業自体に熱練性を必要とし、その結果、作業
工数が増大するという問題を有していた。In such a conventional structure, when the coil wire 6 constituting one end of the stator winding 3 is connected to the printed wiring board 4, the coil terminal wire is not aligned and soldered. Since all of the work is performed within the gap G of the stator winding 3 and the printed wiring board 4, there is a problem that the smaller the gap G, the higher the workability required for the work itself, resulting in an increase in the number of work steps. Was there.
【０００５】本発明は、このような問題点を解決するも
ので、コイル線を半田にてプリント配線板に結線する際
の組立工数ならびにコストの削減を可能とするブラシレ
スモータを提供することを目的とするものである。The present invention is intended to solve such problems, and an object of the present invention is to provide a brushless motor capable of reducing the number of assembly steps and the cost for connecting a coil wire to a printed wiring board by soldering. It is what
【０００６】[0006]
【課題を解決するための手段】本発明は、ブラシレスモ
ータの固定子の内周部に一部円周形状の切欠き部を有
し、かつプリント配線板の内周部に固定子の切欠き部と
契合固定する切欠き部を有し、前記ステータ巻線の一端
を前記固定子の切欠き部を通過させ、前記プリント配線
板に結線するようにしたことを特徴とする。この場合、
固定子の切欠き部に樹脂製のインシュレータを配設し、
ステータ巻線の一端と、前記固定子間の絶縁を行う。According to the present invention, a stator of a brushless motor has a notch portion having a partial circumferential shape in the inner peripheral portion thereof, and a notch of the stator in the inner peripheral portion of a printed wiring board. The stator winding has a cutout portion for engaging and fixing the end portion, and one end of the stator winding is passed through the cutout portion of the stator to be connected to the printed wiring board. in this case,
A resin insulator is placed in the notch of the stator,
Insulation is provided between one end of the stator winding and the stator.
【０００７】[0007]
【作用】本発明によれば、ステータ巻線の一端であるコ
イル線を半田にてプリント配線板に結線する際、ステー
タ巻線およびプリント配線板が作業の妨げとならないた
め組立工数ならびにコストの削減を可能とする。According to the present invention, when the coil wire, which is one end of the stator winding, is connected to the printed wiring board by soldering, the stator winding and the printed wiring board do not hinder the work, thus reducing the number of assembly steps and the cost. Is possible.
【０００８】[0008]
【実施例】図１は本発明の一実施例のブラシレスモータ
を示し、(1)は平面図、(2)はそのＡ−Ａ断面図である。
前記図２と同一部材には同じ符号を付し、その説明を省
略する。本実施例では、図１の(1)および(2)に示すよう
に、固定子(ステータ巻線３)の内周部に一部円周形状の
切欠き部３ａを有し、かつプリント配線板４の内周部に
前記固定子の切欠き部３ａと契合固定する切欠き部４ａ
を有する。1 shows a brushless motor according to an embodiment of the present invention, (1) is a plan view and (2) is a sectional view taken along line AA.
The same members as those in FIG. 2 are designated by the same reference numerals and the description thereof will be omitted. In the present embodiment, as shown in (1) and (2) of FIG. 1, the stator (stator winding 3) has a partially circumferential notch 3a in the inner peripheral portion thereof, and has a printed wiring board. A notch portion 4a for engagingly fixing with the notch portion 3a of the stator on the inner peripheral portion of the plate 4.
Have.
【０００９】上記構成において、ステータ巻線３の一端
であるコイル線６を駆動回路を実装したプリント配線板
４に結線する場合は、ステータ巻線３の一端であるコイ
ル線６を固定子の切欠き部３ａを通過させ、コイル線６
とステータ巻線３間の絶縁を行うために樹脂製のインシ
ュレータ８を配設し、半田コテ先部分９にてコイル線６
とプリント配線板４の駆動回路とを半田部分７にて結線
する。この場合、従来のようにステータ巻線３とプリン
ト配線板４の空隙Ｇに関係なく、図１の(2)の断面図に
示すように、固定子の内周部の穴部３ｂから斜め方向に
半田コテ先部分９で作業ができるので、ステータ巻線３
とプリント配線板４が作業の妨げとならない。In the above structure, when the coil wire 6 which is one end of the stator winding 3 is connected to the printed wiring board 4 on which the drive circuit is mounted, the coil wire 6 which is one end of the stator winding 3 is cut in the stator. The coil wire 6 is passed through the cutout portion 3a.
A resin insulator 8 is provided to insulate the coil wire 6 from the stator winding 3 and the coil wire 6 is provided at the soldering iron tip portion 9.
And the drive circuit of the printed wiring board 4 are connected by the solder portion 7. In this case, regardless of the gap G between the stator winding 3 and the printed wiring board 4 as in the conventional case, as shown in the sectional view of (2) of FIG. Since it is possible to work with the soldering iron tip portion 9,
And the printed wiring board 4 does not hinder the work.
【００１０】[0010]
【発明の効果】以上説明したように、本発明のブラシレ
スモータは、固定子の内周部に一部円周形状の切欠き部
を有し、かつプリント配線板の内周部に切欠き部を有す
ることにより、ステータ巻線の一端を構成するコイル線
を前記切欠き部に固定し、その際、固定子の切欠き部に
樹脂製のインシュレータを備え、ステータ巻線，固定子
間の絶縁を行うことにより、コイル線を半田にてプリン
ト配線板に結線する際にステータ巻線およびプリント配
線板が妨げとならないため、組立工数ならびにコストの
削減を行うことができる。As described above, the brushless motor of the present invention has a notch portion having a partial circumferential shape on the inner peripheral portion of the stator and a notch portion on the inner peripheral portion of the printed wiring board. By including the coil wire that constitutes one end of the stator winding in the cutout portion, at this time, a resin insulator is provided in the cutout portion of the stator, and insulation between the stator winding and the stator is provided. By doing so, since the stator winding and the printed wiring board do not interfere when the coil wire is connected to the printed wiring board by soldering, it is possible to reduce the number of assembly steps and the cost.
【図１】本発明の一実施例におけるブラシレスモータの
平面図(1)とそのＡ−Ａ断面図(2)である。FIG. 1 is a plan view (1) of a brushless motor according to an embodiment of the present invention and a sectional view (2) taken along the line AA.
【図２】従来例のブラシレスモータの断面図である。FIG. 2 is a sectional view of a conventional brushless motor.
【符号の説明】 １…モータの回転軸、 ２…ハウジング、 ３…ステー
タ巻線、 ３ａ，４ｂ…切欠き部、 ３ｂ…穴、 ４…
プリント配線板、 ５…ホルダー、 ６…コイル線、
７…半田部分、 ８…インシュレータ、 ９…半田コテ
先部分。[Explanation of Codes] 1 ... Rotating shaft of motor, 2 ... Housing, 3 ... Stator winding, 3a, 4b ... Notch, 3b ... Hole, 4 ...
Printed wiring board, 5 ... Holder, 6 ... Coil wire,
7 ... Solder part, 8 ... Insulator, 9 ... Solder iron tip part.
Claims (2)
た永久磁石やロータフレームを有する回転子と、固定子
として前記界磁磁束と鎖交する位置に配置された複数層
の鉄芯付きステータ巻線と、該ステータ巻線に給電する
駆動回路と、該駆動回路を実装したプリント配線板を備
えたブラシレスモータにおいて、 前記固定子の内周部に一部円周形状の切欠き部を有し、
かつ前記切欠き部と契合固定する前記プリント配線板の
内周部に切欠き部を有し、前記ステータ巻線の一端を前
記固定子の切欠き部を通過させ、前記プリント配線板に
結線するようにしたことを特徴とするブラシレスモー
タ。1. A rotor having a permanent magnet or a rotor frame magnetized in multiple poles to generate a magnetic field flux, and a plurality of layers of iron arranged as a stator at a position interlinking with the magnetic field flux. A brushless motor including a cored stator winding, a drive circuit for supplying power to the stator winding, and a printed wiring board on which the drive circuit is mounted, wherein a notch partially circular in shape is formed on an inner peripheral portion of the stator. Has a section,
Further, the printed wiring board which is fixedly engaged with the cutout portion has a cutout portion in an inner peripheral portion thereof, and one end of the stator winding is passed through the cutout portion of the stator to be connected to the printed wiring board. Brushless motor characterized by doing so.
切欠き部に樹脂製のインシュレータを配設し、前記ステ
ータ巻線の一端と前記固定子間の絶縁を行うことを特徴
とする請求項１記載のブラシレスモータ。2. A resin-made insulator is disposed in a partially circumferential notch formed in the inner circumference of the stator to insulate one end of the stator winding from the stator. The brushless motor according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23172792A JPH0686521A (en) | 1992-08-31 | 1992-08-31 | Brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23172792A JPH0686521A (en) | 1992-08-31 | 1992-08-31 | Brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0686521A true JPH0686521A (en) | 1994-03-25 |
Family
ID=16928085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23172792A Pending JPH0686521A (en) | 1992-08-31 | 1992-08-31 | Brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0686521A (en) |
-
1992
- 1992-08-31 JP JP23172792A patent/JPH0686521A/en active Pending
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