JPH0454470U - - Google Patents
Info
- Publication number
- JPH0454470U JPH0454470U JP9734490U JP9734490U JPH0454470U JP H0454470 U JPH0454470 U JP H0454470U JP 9734490 U JP9734490 U JP 9734490U JP 9734490 U JP9734490 U JP 9734490U JP H0454470 U JPH0454470 U JP H0454470U
- Authority
- JP
- Japan
- Prior art keywords
- pulse width
- fan motor
- width modulation
- fan
- modulation device
- 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
- 230000017525 heat dissipation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Description
第1図は、本考案の一実施例を示す断面図、第
2図は、同実施例のフランジの背面図、第3図は
、同実施例の回転数制御装置を一部断面で示す斜
視図、第4図は、回転数制御装置の電気回路を示
す回路図、第5図は、保持部材(フランジ)の要
部を示す断面図、第6図は、第1図のA−A線に
沿う断面図、第7図は、同実施例の他の使用例を
示す要部断面図、第8図は、一般的なフアンモー
タを示す断面図である。
1……フランジ(保持部材)、2……フアンス
クロール、11……給電用端子、21……パルス
幅変調装置、22……ケース、22a……第1端
面(ケース端面)、23……第1コネクター、2
4……制御手段、25……外部電源、26……端
子、27……第2コネクター、31……放熱フイ
ン、33……盲板、34……通孔、M……フアン
モータ、R……回転数制御装置。
FIG. 1 is a cross-sectional view showing an embodiment of the present invention, FIG. 2 is a rear view of a flange of the same embodiment, and FIG. 3 is a perspective view partially showing a rotation speed control device of the same embodiment. Fig. 4 is a circuit diagram showing the electric circuit of the rotation speed control device, Fig. 5 is a sectional view showing the main part of the holding member (flange), and Fig. 6 is taken along line A-A in Fig. 1. 7 is a sectional view of a main part showing another usage example of the same embodiment, and FIG. 8 is a sectional view showing a general fan motor. DESCRIPTION OF SYMBOLS 1... Flange (holding member), 2... Fan scroll, 11... Power supply terminal, 21... Pulse width modulation device, 22... Case, 22a... First end surface (case end surface), 23... Third... 1 connector, 2
4...Control means, 25...External power supply, 26...Terminal, 27...Second connector, 31...Radiation fin, 33...Blind plate, 34...Through hole, M...Fan motor, R... ...Rotation speed control device.
Claims (1)
付けられたフアンモータMに電気的に接続され、
このフアンモータMに供給される電圧をパルス幅
を変えることにより可変させるパルス幅変調装置
21を有するフアンモータの回転数制御装置Rに
おいて、 前記パルス幅変調装置21が収納され前記フア
ンスクロール2の外側に取り付けられるケース2
2と、 前記フアンモータMへ給電するため前記フアン
スクロール2の外側に設けられた給電用端子11
に連結され当該給電用端子11と前記パルス幅変
調装置21とを電気的に接続する第1コネクター
23と、 パルス幅を決定する制御信号を送信する制御手
段24及び外部電源25に接続された端子26に
連結され当該端子26と前記パルス幅変調装置2
1とを電気的に接続する第2コネクター27とを
有し、 前記第1と第2のコネクター23,27を前記
ケース22に一体的に形成し、 前記パルス幅変調装置21で発生する熱が伝導
される放熱フイン31を、前記第1コネクター2
3が形成されたケース端面22aに突設してなる
回転数制御装置Rであつて、 当該回転数制御装置Rを前記第1コネクター2
3と前記給電用端子11とを連結して前記フアン
モータMに装着する際、前記保持部材1に設けた
盲板33を除去して通孔34を形成し、この通孔
34を貫通して前記放熱フイン31が前記フアン
スクロール2の内側に臨むように構成したことを
特徴とするフアンモータの回転数制御装置。[Claims for Utility Model Registration] Electrically connected to a fan motor M attached to a fan scroll 2 via a holding member 1,
In a fan motor rotation speed control device R having a pulse width modulation device 21 that varies the voltage supplied to the fan motor M by changing the pulse width, the pulse width modulation device 21 is housed outside the fan scroll 2. Case 2 that can be attached to
2, and a power supply terminal 11 provided on the outside of the fan scroll 2 to supply power to the fan motor M.
a first connector 23 that is connected to and electrically connects the power feeding terminal 11 and the pulse width modulation device 21; a terminal that is connected to a control means 24 that transmits a control signal that determines the pulse width and an external power source 25; 26 and the terminal 26 and the pulse width modulation device 2
1, the first and second connectors 23 and 27 are integrally formed in the case 22, and the heat generated in the pulse width modulation device 21 is The conductive heat dissipating fin 31 is connected to the first connector 2
3 is formed so as to protrude from the case end surface 22a, and the rotation speed control device R is connected to the first connector 2.
3 and the power feeding terminal 11 and attaching it to the fan motor M, the blind plate 33 provided on the holding member 1 is removed to form a through hole 34, and a through hole 34 is formed by passing through the through hole 34. A rotation speed control device for a fan motor, characterized in that the heat dissipation fins 31 are configured to face the inside of the fan scroll 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990097344U JP2555931Y2 (en) | 1990-09-17 | 1990-09-17 | Fan motor speed controller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990097344U JP2555931Y2 (en) | 1990-09-17 | 1990-09-17 | Fan motor speed controller |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0454470U true JPH0454470U (en) | 1992-05-11 |
JP2555931Y2 JP2555931Y2 (en) | 1997-11-26 |
Family
ID=31837637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990097344U Expired - Lifetime JP2555931Y2 (en) | 1990-09-17 | 1990-09-17 | Fan motor speed controller |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2555931Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015057038A (en) * | 2013-09-13 | 2015-03-23 | ニュモテク株式会社New Motech Co., Ltd. | Fan motor |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0266337U (en) * | 1988-11-10 | 1990-05-18 |
-
1990
- 1990-09-17 JP JP1990097344U patent/JP2555931Y2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0266337U (en) * | 1988-11-10 | 1990-05-18 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015057038A (en) * | 2013-09-13 | 2015-03-23 | ニュモテク株式会社New Motech Co., Ltd. | Fan motor |
US9461516B2 (en) | 2013-09-13 | 2016-10-04 | New Motech Co., Ltd. | Fan motor |
Also Published As
Publication number | Publication date |
---|---|
JP2555931Y2 (en) | 1997-11-26 |
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