JPS61192678U - - Google Patents
Info
- Publication number
- JPS61192678U JPS61192678U JP3740286U JP3740286U JPS61192678U JP S61192678 U JPS61192678 U JP S61192678U JP 3740286 U JP3740286 U JP 3740286U JP 3740286 U JP3740286 U JP 3740286U JP S61192678 U JPS61192678 U JP S61192678U
- Authority
- JP
- Japan
- Prior art keywords
- printed wiring
- wiring board
- stator yoke
- armature coil
- fan 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
- 238000001514 detection method Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Brushless Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
第１図は本考案の第１実施例を示すデイスク型
ブラシレスフアンモータのデイスク型ブラシレス
モータ部の縦断面図、第２図及び第３図は同ブラ
シレスモータに用いて有用なステータヨークの説
明図、第４図は同ブラシレスモータに用いた一例
としての電機子コイル、位置検知素子及び電気回
路構成部品の配設方法を示す斜視図、第５図は同
ブラシレスモータの界磁マグネツトの下面図、第
６図は電機子コイルと界磁マグネツトとの展開図
、第７図は回転フアンの斜視図、第８図はデイス
ク型ブラシレスフアンモータケースの斜視図、第
９図は本考案の第２実施例を示すデイスク型ブラ
シレスフアンモータのデイスク型ブラシレスモー
タ部の縦断面図、第１０図は同ブラシレスモータ
のステータヨークの平面図、第１１図は同ブラシ
レスモータの電機子コイル及び位置検知素子を配
設したプリント配線基板の平面図、第１２図は本
考案第３実施例のデイスク型ブラシレスフアンモ
ータの３個の電機子コイルを配設したプリント配
線基板の平面図、第１３図は同ブラシレスフアン
モータの界磁マグネツトの下面図、第１４図は同
ブラシレスフアンモータのステータヨークの平面
図、第１５図は本考案第４実施例のステータヨー
クの平面図、第１６図は８極の界磁マグネツトと
３個の電機子コイルとの展開図である。
ＦＭ……デイスク型ブラシレスフアンモータ、
Ｍ……デイスク型ブラシレスモータ、１……空間
部、２……モータケース、２ａ……突出体、３…
…中心透孔部、４……軸受ハウジング、５……軸
受、６……回転軸、７……Ｅリング、８，８′，
８″，８……ステータヨーク、９……凹部、１
０……螺子、１１……鉄粉、１２……プラスチツ
ク粉、１３……絶縁シート、１４（１４―１，…
…，１４―３）……電機子コイル、１５，１５′
……界磁マグネツト、１６……段部、１７，１７
′……プリント配線基板、１８……透孔、１９―
１，……，１９―３……磁電変換素子（位置検知
素子）、２０，２１……電気回路構成部品、２２
……端子、２３……ロータヨーク、２４……ボス
、２５……回転フアン本体、２６……巻枠、２７
……螺子、２８……スペース、２９……半導体整
流回路（モータ駆動回路）、３０，３０′，３１
，３１′，３２，３２′……点線囲い部、３３…
…回転フアン、３４……回転フアン本体、３５…
…切欠部、３６……デイスク型ブラシレスフアン
モータケース、３７……凹部、３８……プリント
配線パターン、３９，４０……透孔、４１―１…
…プラス電源端子、４１―２……マイナス電源端
子。
FIG. 1 is a longitudinal cross-sectional view of a disc-type brushless motor section of a disc-type brushless fan motor showing a first embodiment of the present invention, and FIGS. 2 and 3 are explanatory diagrams of a stator yoke useful for use in the same brushless motor. , FIG. 4 is a perspective view showing an example of how the armature coil, position detection element, and electric circuit components used in the brushless motor are arranged, and FIG. 5 is a bottom view of the field magnet of the brushless motor. Fig. 6 is a developed view of the armature coil and field magnet, Fig. 7 is a perspective view of a rotating fan, Fig. 8 is a perspective view of a disk type brushless fan motor case, and Fig. 9 is a second embodiment of the present invention. FIG. 10 is a plan view of the stator yoke of the brushless motor, and FIG. 11 is a longitudinal cross-sectional view of the disc-type brushless motor part of the disc-type brushless fan motor showing an example. FIG. 12 is a plan view of a printed wiring board on which three armature coils of a disk-type brushless fan motor according to the third embodiment of the present invention are arranged, and FIG. A bottom view of the field magnet of the motor, FIG. 14 is a plan view of the stator yoke of the same brushless fan motor, FIG. 15 is a plan view of the stator yoke of the fourth embodiment of the present invention, and FIG. 16 is an 8-pole field magnet. FIG. 3 is a developed view of a magnet and three armature coils. FM...Disc type brushless fan motor,
M...Disk type brushless motor, 1...Space, 2...Motor case, 2a...Protrusion, 3...
... Center hole, 4 ... Bearing housing, 5 ... Bearing, 6 ... Rotating shaft, 7 ... E-ring, 8, 8',
8″, 8...Stator yoke, 9...Recess, 1
0...Screw, 11...Iron powder, 12...Plastic powder, 13...Insulating sheet, 14 (14-1,...
..., 14-3) ...armature coil, 15, 15'
... Field magnet, 16 ... Stepped portion, 17, 17
'...Printed wiring board, 18...Through hole, 19-
1,..., 19-3... Magnetoelectric conversion element (position detection element), 20, 21... Electric circuit component, 22
... Terminal, 23 ... Rotor yoke, 24 ... Boss, 25 ... Rotating fan body, 26 ... Winding frame, 27
...Screw, 28...Space, 29...Semiconductor rectifier circuit (motor drive circuit), 30, 30', 31
, 31', 32, 32'...dotted line enclosure, 33...
... Rotating fan, 34... Rotating fan body, 35...
...Notch, 36...Disk type brushless fan motor case, 37...Recess, 38...Printed wiring pattern, 39,40...Through hole, 41-1...
...Positive power terminal, 41-2...Minus power terminal.
Claims (1)
トを回転子として備え、該界磁マグネツトに軸方
向に風を送るための回転フアンを固定し、上記界
磁マグネツトと軸方向の空隙を介してデイスク型
ブラシレスフアンモータケース内の電機子コイル
配設部にプリント配線基板を配設し、該プリント
配線基板若しくは該プリント配線基板から露出し
たステータヨークの上面に空心型の２以上の電機
子コイル群を互いに重ならないように配設し、上
記プリント配線基板の下面にステータヨークを配
設し、該ステータヨークには上記電機子コイルの
発生トルクに寄与する有効導体部または電機子コ
イルの全て若しくはその一部分を除く部分と対向
する適宜位置に切欠部または凹部を形成し、上記
プリント配線基板に位置検知素子等の電気回路構
成部品を配設し、上記電気回路構成部品のいずれ
かの部品の端子を上記ステータヨークに形成した
切欠部または凹部に臨ましてなる、軸方向空隙型
でコアレス構造のデイスク型ブラシレスフアンモ
ータ。 (2) 上記電機子コイルは互いに重畳しないよう
にプリント配線基板若しくは該プリント配線基板
から露出したステータヨークの上に配設されてお
り、該電機子コイル間位置のプリント配線基板面
に任意の電気回路構成部品を配設しており、上記
電気回路構成部品のうち少なくとも位置検知素子
は電機子コイルの発生トルクに寄与する有効導体
部と同相位置のプリント配線基板の上面に配設し
てなる、実用新案登録請求の範囲第(1)項記載の
軸方向空隙型でコアレス構造のデイスク型ブラシ
レスフアンモータ。[Claims for Utility Model Registration] (1) A field magnet having a plurality of N and S magnetic poles is provided as a rotor, a rotating fan for sending air in the axial direction is fixed to the field magnet, and the field magnet A printed wiring board is arranged in the armature coil arrangement part in the disc-type brushless fan motor case through a gap in the axial direction from the magnetic magnet, and the printed wiring board or the upper surface of the stator yoke exposed from the printed wiring board is Two or more air-core armature coil groups are arranged so as not to overlap each other, and a stator yoke is arranged on the lower surface of the printed wiring board, and the stator yoke has an effective force that contributes to the torque generated by the armature coil. A notch or a recess is formed at an appropriate position facing the conductor part or the armature coil except all or a part thereof, and an electric circuit component such as a position sensing element is arranged on the printed wiring board, and the electric circuit is A disk type brushless fan motor having an axial gap type and a coreless structure, in which the terminals of any of the component parts face a notch or a recess formed in the stator yoke. (2) The above-mentioned armature coils are arranged on the printed wiring board or the stator yoke exposed from the printed wiring board so as not to overlap each other. circuit components are arranged, and at least the position detection element among the electric circuit components is arranged on the upper surface of the printed wiring board at the same phase position as the effective conductor part that contributes to the generated torque of the armature coil, A disc-type brushless fan motor having an axial gap type and a coreless structure as described in claim (1) of the registered utility model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3740286U JPS61192678U (en) | 1986-03-13 | 1986-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3740286U JPS61192678U (en) | 1986-03-13 | 1986-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61192678U true JPS61192678U (en) | 1986-11-29 |
Family
ID=30543445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3740286U Pending JPS61192678U (en) | 1986-03-13 | 1986-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61192678U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6049649A (en) * | 1983-08-26 | 1985-03-18 | Fujitsu Ltd | Semiconductor imtegrated circuit device |
-
1986
- 1986-03-13 JP JP3740286U patent/JPS61192678U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6049649A (en) * | 1983-08-26 | 1985-03-18 | Fujitsu Ltd | Semiconductor imtegrated circuit device |
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