JPH02129198U - - Google Patents
Info
- Publication number
- JPH02129198U JPH02129198U JP1989038511U JP3851189U JPH02129198U JP H02129198 U JPH02129198 U JP H02129198U JP 1989038511 U JP1989038511 U JP 1989038511U JP 3851189 U JP3851189 U JP 3851189U JP H02129198 U JPH02129198 U JP H02129198U
- Authority
- JP
- Japan
- Prior art keywords
- fan motor
- amplification section
- power amplification
- speed control
- voltage
- 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
- 230000003321 amplification Effects 0.000 claims 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims 3
- 238000001816 cooling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of Direct Current Motors (AREA)
Description
第１図は本考案の一実施例を示すフアンモータ
速度制御装置を備えた機器の外観斜視図、第２図
は同装置のフアンモータ速度制御回路図である。
図中、１……機器本体、２……フアンモータの
羽根、３……湿度検出センサ（湿度センサ）、４
……分圧回路、５……制御電圧発生回路、６……
比較器、７……トランジスタ、８……フアンモー
タ、９……直流電源、Ｒ１〜Ｒ６……抵抗。
FIG. 1 is an external perspective view of a device equipped with a fan motor speed control device showing an embodiment of the present invention, and FIG. 2 is a fan motor speed control circuit diagram of the same device. In the figure, 1...Equipment body, 2...Fan motor blade, 3...Humidity detection sensor (humidity sensor), 4
...Voltage dividing circuit, 5... Control voltage generation circuit, 6...
Comparator, 7...transistor, 8...fan motor, 9...DC power supply, R1 to R6...resistance.
Claims (1)
吸入側乃至は排出側の何れか一方に湿度検出セン
サを配設し、同湿度検出センサの出力変化に基づ
き前記フアンモータの回転数を制御せしめること
を特徴とする機器用フアンモータ速度制御装置。 (2) 前記湿度検出センサの出力変化に基づき発
生する制御電圧発生回路よりの速度制御電圧と冷
却開始基準値を定める分圧回路よりの出力電圧と
を比較器により比較せしめ、、同比較器よりの偏
差信号電圧により電力増幅部を駆動せしめ、同電
力増幅部よりの電力により前記フアンモータの回
転数を制御せしめることを特徴とする請求項１記
載の機器用フアンモータ速度制御装置。[Claims for Utility Model Registration] (1) A humidity detection sensor is disposed on either the air suction side or the air discharge side of a fan motor that cools the inside of the device, and the A fan motor speed control device for equipment, characterized by controlling the rotation speed of a fan motor. (2) A comparator compares the speed control voltage generated from the control voltage generation circuit based on a change in the output of the humidity detection sensor with the output voltage from the voltage dividing circuit that determines the cooling start reference value; 2. A fan motor speed control device for equipment according to claim 1, wherein a power amplification section is driven by a deviation signal voltage of said power amplification section, and a rotation speed of said fan motor is controlled by electric power from said power amplification section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989038511U JPH02129198U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989038511U JPH02129198U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02129198U true JPH02129198U (en) | 1990-10-24 |
Family
ID=31546582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989038511U Pending JPH02129198U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02129198U (en) |
-
1989
- 1989-03-31 JP JP1989038511U patent/JPH02129198U/ja active Pending
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