JPH02125595U - - Google Patents
Info
- Publication number
- JPH02125595U JPH02125595U JP1989033437U JP3343789U JPH02125595U JP H02125595 U JPH02125595 U JP H02125595U JP 1989033437 U JP1989033437 U JP 1989033437U JP 3343789 U JP3343789 U JP 3343789U JP H02125595 U JPH02125595 U JP H02125595U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- fan motor
- circuit
- comparator
- detection sensor
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例を示すフアンモータ
制御装置を備えた機器の外観斜視図、第２図は同
装置の回転数制御回路図である。
図中、１……機器本体、２……フアンモータの
羽根、３……温度検出センサ（サーミスタ）、４
……基準電圧発生回路、５……分圧回路、６……
比較器、７……電圧切換回路、８……スイツチン
グトランジスタ、９……フアンモータ、１０……
直流電源、Ｒ１〜Ｒ６……抵抗。
FIG. 1 is an external perspective view of a device equipped with a fan motor control device showing an embodiment of the present invention, and FIG. 2 is a rotation speed control circuit diagram of the same device. In the figure, 1...Equipment body, 2...Fan motor blade, 3...Temperature detection sensor (thermistor), 4
...Reference voltage generation circuit, 5...Voltage dividing circuit, 6...
Comparator, 7... Voltage switching circuit, 8... Switching transistor, 9... Fan motor, 10...
DC power supply, R1 to R6...resistance.
Claims (1)
入側乃至は排出側の何れか一方寄りに配置される
温度検出センサと、同温度検出センサに直列に結
合せしめた抵抗とから成る分圧回路と、同分圧回
路よりの対比電圧と、基準電圧発生回路よりの基
準電圧とを比較する比較器と、同比較器よりの出
力電圧により切り換えられる電圧切換回路と、同
電圧切換回路よりのモータ駆動電圧により作動す
る前記フアンモータとから成る機器用フアンモー
タ制御装置。 A voltage dividing circuit consisting of a temperature detection sensor placed on either the air suction side or the air discharge side of the fan motor attached to the equipment, and a resistor connected in series with the temperature detection sensor; A comparator that compares the contrast voltage from the voltage circuit with the reference voltage from the reference voltage generation circuit, a voltage switching circuit that is switched by the output voltage from the comparator, and a motor drive voltage from the voltage switching circuit. A fan motor control device for equipment, comprising the fan motor described above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033437U JPH02125595U (en) | 1989-03-24 | 1989-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033437U JPH02125595U (en) | 1989-03-24 | 1989-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02125595U true JPH02125595U (en) | 1990-10-16 |
Family
ID=31537094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989033437U Pending JPH02125595U (en) | 1989-03-24 | 1989-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02125595U (en) |
-
1989
- 1989-03-24 JP JP1989033437U patent/JPH02125595U/ja active Pending
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