CN204532926U - A kind of energy-saving fan automatic control circuit - Google Patents
A kind of energy-saving fan automatic control circuit Download PDFInfo
- Publication number
- CN204532926U CN204532926U CN201520184170.XU CN201520184170U CN204532926U CN 204532926 U CN204532926 U CN 204532926U CN 201520184170 U CN201520184170 U CN 201520184170U CN 204532926 U CN204532926 U CN 204532926U
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- chip
- fan
- automatic control
- control circuit
- electric capacity
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Abstract
The utility model discloses a kind of energy-saving fan automatic control circuit, comprise blower fan M, power circuit and automatic control circuit, described power circuit comprises rectifier bridge T, transformer W and electric capacity C1, and described automatic control circuit comprises chip IC 1, chip IC 2, relay J and thermistor RT.The utility model fan control circuitry utilizes microwave Doppler effect, as long as will reflection echo when setting in Test range and having people to enter electric field, triggering fan control circuitry is opened, after people leaves induction range, circuit is through responding to less than microwave signal meeting closedown automatically after a while, effectively can reduce and forget and close fan and the waste of energy that causes, simultaneously circuit has function of temperature control, can according to the start and stop of temperature controlled fan, prevents night temperatures too low and causes user to suffer from cold flu.
Description
Technical field
The utility model relates to a kind of control circuit, specifically a kind of energy-saving fan automatic control circuit.
Background technique
Cool a kind of electrical products got summer by fan.Its principle impels flabellum to rotate by electric drive, thus drive air circulation to produce natural wind.In life, modal fan is desk fan, slide fan and ceiling fan etc., fan common mostly in the market is key switch and teleswitch controls, but these two kinds of fans all easily allow people forget cut out when going out, thus waste electric energy, and most of fan can only control gear artificially, open in bed, user may also can be caused when night temperatures reduces to suffer from cold flu.
Model utility content
The purpose of this utility model is to provide that a kind of degree of intelligence is high, the energy-saving fan automatic control circuit of saving power, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technological scheme:
A kind of energy-saving fan automatic control circuit, comprises blower fan M, power circuit and automatic control circuit, described power circuit comprises rectifier bridge T, transformer W and electric capacity C1, described automatic control circuit comprises chip IC 1, chip IC 2, relay J and thermistor RT, the winding L 1 connecting valve S1 of described transformer W, the other end of switch S 1 connects 220V Ac, the other end of the winding L 1 of transformer W connects the other end of 220V line voltage, the two ends of the winding L 2 of transformer W connect 1 port and 3 ports of rectifier bridge T respectively, the 2 port contact resistance R2 of rectifier bridge T, electric capacity C1, the other end of the 4 port contact resistance R1 of the contact J-1 of electric capacity C2 and relay J, rectifier bridge T, resistance R1 connects the positive pole of diode D2, the positive pole of diode D3, the other end of electric capacity C1, electric capacity C3, electric capacity C4, relay J, 1 pin of chip IC 1,3 pins of chip IC 2 and blower fan M, the other end of the contact J-1 of relay J connects the fixed end of potentiometer RP1 and the sliding end of potentiometer RP1, the other end of the other end contact resistance R2 of electric capacity C2, the positive pole of diode D1 and the negative pole of diode D2, the negative pole contact resistance R3 of diode D1, 4 pins of chip IC 1, 8 pins of chip IC 1 and 1 pin of chip IC 2, the other end of resistance R3 connects the other end of electric capacity C4, 6 pins of chip IC 1 and thermistor RT, the other end of thermistor RT connects 2 pins of chip IC2, and 3 pins of chip IC 1 connect the other end of relay J and the negative pole of diode D3, the other end of another fixed end connecting fan M of potentiometer RP1.
As preferred version of the present utility model: described relay J is HF32FA type normally opened contact relay.
As preferred version of the present utility model: described chip IC 1 is 555 time base circuits, chip IC 2 is TX982 type microwave induction controller.
As preferred version of the present utility model: described thermistor RT is negative tempperature coefficient thermistor.
Compared with prior art, the beneficial effects of the utility model are: the utility model fan control circuitry utilizes microwave Doppler effect, as long as will reflection echo when setting in Test range and having people to enter electric field, triggering fan control circuitry is opened, after people leaves induction range, circuit is through responding to less than microwave signal meeting closedown automatically after a while, effectively can reduce and forget and close fan and the waste of energy that causes, circuit has function of temperature control simultaneously, can according to the start and stop of temperature controlled fan, prevent night temperatures too low and cause user to suffer from cold flu.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of energy-saving fan automatic control circuit.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of energy-saving fan automatic control circuit, comprises blower fan M, power circuit and automatic control circuit, described power circuit comprises rectifier bridge T, transformer W and electric capacity C1, described automatic control circuit comprises chip IC 1, chip IC 2, relay J and thermistor RT, the winding L 1 connecting valve S1 of described transformer W, the other end of switch S 1 connects 220V Ac, the other end of the winding L 1 of transformer W connects the other end of 220V line voltage, the two ends of the winding L 2 of transformer W connect 1 port and 3 ports of rectifier bridge T respectively, the 2 port contact resistance R2 of rectifier bridge T, electric capacity C1, the other end of the 4 port contact resistance R1 of the contact J-1 of electric capacity C2 and relay J, rectifier bridge T, resistance R1 connects the positive pole of diode D2, the positive pole of diode D3, the other end of electric capacity C1, electric capacity C3, electric capacity C4, relay J, 1 pin of chip IC 1,3 pins of chip IC 2 and blower fan M, the other end of the contact J-1 of relay J connects the fixed end of potentiometer RP1 and the sliding end of potentiometer RP1, the other end of the other end contact resistance R2 of electric capacity C2, the positive pole of diode D1 and the negative pole of diode D2, the negative pole contact resistance R3 of diode D1, 4 pins of chip IC 1, 8 pins of chip IC 1 and 1 pin of chip IC 2, the other end of resistance R3 connects the other end of electric capacity C4, 6 pins of chip IC 1 and thermistor RT, the other end of thermistor RT connects 2 pins of chip IC2, and 3 pins of chip IC 1 connect the other end of relay J and the negative pole of diode D3, the other end of another fixed end connecting fan M of potentiometer RP1.
Relay J is HF32FA type normally opened contact relay.
Chip IC 1 is 555 time base circuits, and chip IC 2 is TX982 type microwave induction controller.
Thermistor RT is negative tempperature coefficient thermistor.
Working principle of the present utility model is: when needing to use fan, connect 220V line voltage, close switch S1, enter in 0 ~ 7 meter of space range of TX982 type microwave induction controller when there being people, will reflection echo when human body enters electric field, TX982 type microwave induction controller IC2 utilizes microwave Doppler effect, the microwave signal received is processed, the output terminal of TX982 type microwave induction controller adopts open collector to export, the inner triode ON 10 seconds when microwave circuit has detected that people is movable in monitoring range, charge discharging resisting on electric capacity C3 is fallen.555 circuit composition single stabilization delay circuits, when the 4th pin is lower than 1/3 supply voltage, 3rd pin exports high level, relay J adhesive, the contact J-1 adhesive of relay J, blower fan M circuit turn-on, when people to leave in fan Test range after certain hour, single stabilization delay circuit controls fan and works on after a period of time and close, effectively save electric energy, night is when using, the resistance of negative tempperature coefficient thermistor RT increases with the reduction of ambient temperature, when temperature drop to be worth always time, resistance RT blocks the electrical signal transmitted from microwave induction controller IC2, thus turn off blower fan M, avoid night because the too low blowing fan of temperature and flu of suffering from cold.
Claims (4)
1. an energy-saving fan automatic control circuit, comprises blower fan M, power circuit and automatic control circuit, it is characterized in that, described power circuit comprises rectifier bridge T, transformer W and electric capacity C1, described automatic control circuit comprises chip IC 1, chip IC 2, relay J and thermistor RT, the winding L 1 connecting valve S1 of described transformer W, the other end of switch S 1 connects 220V Ac, the other end of the winding L 1 of transformer W connects the other end of 220V line voltage, the two ends of the winding L 2 of transformer W connect 1 port and 3 ports of rectifier bridge T respectively, the 2 port contact resistance R2 of rectifier bridge T, electric capacity C1, the other end of the 4 port contact resistance R1 of the contact J-1 of electric capacity C2 and relay J, rectifier bridge T, resistance R1 connects the positive pole of diode D2, the positive pole of diode D3, the other end of electric capacity C1, electric capacity C3, electric capacity C4, relay J, 1 pin of chip IC 1,3 pins of chip IC 2 and blower fan M, the other end of the contact J-1 of relay J connects the fixed end of potentiometer RP1 and the sliding end of potentiometer RP1, the other end of the other end contact resistance R2 of electric capacity C2, the positive pole of diode D1 and the negative pole of diode D2, the negative pole contact resistance R3 of diode D1, 4 pins of chip IC 1, 8 pins of chip IC 1 and 1 pin of chip IC 2, the other end of resistance R3 connects the other end of electric capacity C4, 6 pins of chip IC 1 and thermistor RT, the other end of thermistor RT connects 2 pins of chip IC2, and 3 pins of chip IC 1 connect the other end of relay J and the negative pole of diode D3, the other end of another fixed end connecting fan M of potentiometer RP1.
2. a kind of energy-saving fan automatic control circuit according to claim 1, is characterized in that, described relay J is HF32FA type normally opened contact relay.
3. a kind of energy-saving fan automatic control circuit according to claim 1, is characterized in that, described chip IC 1 is 555 time base circuits, and chip IC 2 is TX982 type microwave induction controller.
4. a kind of energy-saving fan automatic control circuit according to claim 1, is characterized in that, described thermistor RT is negative tempperature coefficient thermistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184170.XU CN204532926U (en) | 2015-03-30 | 2015-03-30 | A kind of energy-saving fan automatic control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184170.XU CN204532926U (en) | 2015-03-30 | 2015-03-30 | A kind of energy-saving fan automatic control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204532926U true CN204532926U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520184170.XU Expired - Fee Related CN204532926U (en) | 2015-03-30 | 2015-03-30 | A kind of energy-saving fan automatic control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204532926U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523415A (en) * | 2016-11-18 | 2017-03-22 | 广西大学 | Induction type air exchange fan capable of performing intermittent operation |
| CN106704221A (en) * | 2016-11-18 | 2017-05-24 | 广西大学 | Automatic sensing fan |
-
2015
- 2015-03-30 CN CN201520184170.XU patent/CN204532926U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523415A (en) * | 2016-11-18 | 2017-03-22 | 广西大学 | Induction type air exchange fan capable of performing intermittent operation |
| CN106704221A (en) * | 2016-11-18 | 2017-05-24 | 广西大学 | Automatic sensing fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cen Yifang Inventor before: Zhao Ze Inventor before: Jiang Songzhan |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160629 Address after: 528305, Shunde District, Guangdong City, Foshan province Ronggui four base Dongan North Road three horizontal road No. 40 Patentee after: Shunde City, Foshan Jiang Feng Electrical Appliance Co., Ltd. Address before: East Street Huan 311899 Zhejiang city of Shaoxing province Zhuji City Zhucheng village Xindong No. 875 Patentee before: Zhao Ze |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20190330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |