JPH0325899U - - Google Patents
Info
- Publication number
- JPH0325899U JPH0325899U JP8582789U JP8582789U JPH0325899U JP H0325899 U JPH0325899 U JP H0325899U JP 8582789 U JP8582789 U JP 8582789U JP 8582789 U JP8582789 U JP 8582789U JP H0325899 U JPH0325899 U JP H0325899U
- Authority
- JP
- Japan
- Prior art keywords
- blower according
- electronic component
- axial
- protrusion
- support
- 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
- 238000009423 ventilation Methods 0.000 claims description 3
Landscapes
- Brushless Motors (AREA)
Description
第１図乃至第６図は本考案による軸流送風機の
実施例で、第１図は背面図、第２図は第１図のＡ
−Ａ断面図、第３図はプリント基板の平面概要図
、第４図乃至第６図は別の実施例によるプリント
基板の要部平面図である。
同図中、１……外枠、２……通風路、３……支
持体、３ａ……開口、４……ベース板、５……軸
受部、６……固定子、７……電機子、７ａ……電
機子コイル、８……プリント基板、８ａ……スイ
ツチング素子、８ｂ……回転子位置検出器、８ｃ
，８ｄ……トランジスタ、９……突設部、９ａ…
…開口、１０……回転子、１１……永久磁石、１
２……ヨーク、１３……回転軸、１４……羽根車
、１４ａ……羽根である。
Figures 1 to 6 show examples of the axial blower according to the present invention, where Figure 1 is a rear view and Figure 2 is the A of Figure 1.
-A sectional view, FIG. 3 is a schematic plan view of a printed circuit board, and FIGS. 4 to 6 are plan views of main parts of a printed circuit board according to another embodiment. In the figure, 1...outer frame, 2...ventilation path, 3...support body, 3a...opening, 4...base plate, 5...bearing section, 6...stator, 7...armature , 7a... Armature coil, 8... Printed circuit board, 8a... Switching element, 8b... Rotor position detector, 8c
, 8d...Transistor, 9...Protrusion, 9a...
...Aperture, 10...Rotor, 11...Permanent magnet, 1
2... Yoke, 13... Rotating shaft, 14... Impeller, 14a... Vane.
Claims (1)
支持体を介してベース板を設け、同ベース板に軸
受部を立設させると共に、同軸受部と同心状に電
機子コイルを備える電機子と上記コイルへの通電
を制御するスイツチング素子を含む駆動回路と回
転子位置検出器とを備えるプリント基板とよりな
る固定子を取付け、一方永久磁石を内装するヨー
クに回転軸を立設してなる回転子に羽根車を一体
的に取付け、上記回転軸を軸受部に挿入して永久
磁石を電機子に対向させてなる軸流送風機におい
て、上記プリント基板の一部に上記通風路内へ延
設した突設部を設け、同突設部に上記駆動回路の
電子部品を装着してなることを特徴とする軸流送
風機。 (2) 上記電子部品が突設部周縁より外方に配設
されていることを特徴とする請求項(1)記載の軸
流送風機。 (3) 上記電子部品が突設部に設けた開口に臨ん
で配設されていることを特徴とする請求項(1)記
載の軸流送風機。 (4) 上記突設部を上記支持体に対向させてなる
ことを特徴とする請求項(1)乃至(3)記載の軸流送
風機。 (5) 上記突設部を上記支持体に対向させると共
に、同支持体に上記電子部品に対向する開口を設
けてなることを特徴とする請求項(1)乃至(3)記載
の軸流送風機。 (6) 上記電子部品がトランジタ、サイリスタ、
トライアツク、ＩＣを含むことを特徴とする請求
項(1)乃至(5)記載の軸流送風機。[Scope of Claim for Utility Model Registration] (1) A base plate is provided via a support at approximately the center of the ventilation passage formed by the outer frame, and a bearing portion is erected on the base plate, and is concentric with the bearing portion. A stator consisting of an armature having an armature coil, a drive circuit including a switching element for controlling energization of the coil, and a printed circuit board having a rotor position detector is attached to the yoke, and a yoke is equipped with a permanent magnet. In an axial flow blower in which an impeller is integrally attached to a rotor with a rotating shaft erected on the rotor, the rotating shaft is inserted into a bearing part, and a permanent magnet is opposed to an armature, one of the printed circuit boards is An axial flow blower characterized in that a protrusion extending into the ventilation passage is provided in the part, and an electronic component of the drive circuit is mounted on the protrusion. (2) The axial blower according to claim (1), wherein the electronic component is disposed outward from the periphery of the protrusion. (3) The axial flow blower according to claim (1), wherein the electronic component is disposed facing an opening provided in the protrusion. (4) The axial blower according to any one of claims (1) to (3), characterized in that the protruding portion is opposed to the support body. (5) The axial blower according to any one of claims (1) to (3), characterized in that the protruding portion faces the support, and the support has an opening facing the electronic component. . (6) The above electronic components are transistors, thyristors,
The axial blower according to claims (1) to (5), characterized in that it includes a triax and an IC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8582789U JPH0325899U (en) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8582789U JPH0325899U (en) | 1989-07-21 | 1989-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325899U true JPH0325899U (en) | 1991-03-18 |
Family
ID=31635153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8582789U Pending JPH0325899U (en) | 1989-07-21 | 1989-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007016760A (en) * | 2005-07-11 | 2007-01-25 | Nippon Densan Corp | Centrifugal fan |
-
1989
- 1989-07-21 JP JP8582789U patent/JPH0325899U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007016760A (en) * | 2005-07-11 | 2007-01-25 | Nippon Densan Corp | Centrifugal fan |
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