CN2660184Y - Temp control governor of electric fan - Google Patents
Temp control governor of electric fan Download PDFInfo
- Publication number
- CN2660184Y CN2660184Y CN 200320114274 CN200320114274U CN2660184Y CN 2660184 Y CN2660184 Y CN 2660184Y CN 200320114274 CN200320114274 CN 200320114274 CN 200320114274 U CN200320114274 U CN 200320114274U CN 2660184 Y CN2660184 Y CN 2660184Y
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- wave generator
- circuit
- power supply
- diode
- square
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Abstract
An electrical fan temperature-sensing speed controller includes a speed control circuit, a DC main power circuit, a DC deputy power circuit, a square-wave generator and a triangular wave generator. The DC power and pressure produced by the DC power circuit is input to the square-wave generator and the triangular wave generator, the DC power and pressure produced by the DC deputy power circuit is input to the speed control circuit, the speed control circuit is in serial connection between a 220V AC circuit and a motor loop of the electrical fan, the triangular wave generator is connected with the square-wave generator and the square-wave generator is connected with the speed control circuit. The utility model can make the electrical fan automatically change the rotating speed according to the environmental temperature, thus changing the wind power, saving the energy and making people feel more comfortable.
Description
Technical field
The utility model relates to a kind of electric fan temperature governor, belongs to the electronic product operation control device.
Background technique
Function such as present electric fan has only timing, wind-force stepping, shake the head can not be adjusted wind-force automatically along with the variation of ambient temperature.This had both wasted electric power, simultaneously also made human body sensory comfortable inadequately, particularly when the user after falling asleep night, if electric fan can not in time be adjusted wind-force or close when temperature has than great fluctuation process, make easily the people catch a cold, ill.Particularly in China rural area, the air-conditioning popularity rate is not high, and the electric fan utilization rate is very high, and this problem has to be solved.
Technology contents
The utility model aims to provide a kind ofly can be controlled the electric fan rotating speed automatically or close with variation of ambient temperature, the electric fan operating mode is reasonable more, wind-force meets the Human Physiology needs, comfort level is better, reaches the temperature governor of power saving purpose simultaneously thereby make.
It comprises alignment circuit 1, direct current main power circuit 2, square-wave generator 3, triangular-wave generator 4 and direct current secondary power supply circuit 5; Wherein direct current secondary power supply circuit 5 is to alignment circuit 1 power supply, the DC electrical source voltage that direct current main power circuit 2 produces inputs to square-wave generator 3, triangular-wave generator 4, alignment circuit 1 is series between 220V alternating circuit and the fan motor work loop, triangular-wave generator 4 links to each other with square-wave generator 3, and square-wave generator 3 links to each other with alignment circuit 1.
The triangular signal that triangular-wave generator 4 produces outputs to square-wave generator 3, square-wave generator 3 compares this triangular signal and the voltage waveform that varies with temperature generation, producing a temperature variant square wave of dutycycle exports alignment circuit 1 to and removes to control bidirectional triode thyristor, on-state rate by the control bidirectional triode thyristor removes to control the rotating speed of fan motor or makes it to close when temperature surpasses setting temperature, reaches the purpose of regulating wind-force with ambient temperature.
Description of drawings
Fig. 1 is the utility model schematic diagram.
Embodiment
As Fig. 1, it comprises alignment circuit 1, DC power supply circuit 2, square-wave generator 3, triangular-wave generator 4 and direct current secondary power supply circuit 5; The DC electrical source voltage output end that its direct current main power circuit 2 produces links to each other with the power input of described square-wave generator 3, triangular-wave generator 4, direct current secondary power supply circuit 5 DC electrical source voltage output ends link to each other with the dc supply input of described alignment circuit 1, this alignment circuit 1 is series between 220V alternating circuit and the fan motor work loop, the pyramidal wave output terminal of triangular-wave generator 4 links to each other with a signal input part of square-wave generator 3, and the control signal output terminal of square-wave generator 3 links to each other with the control signal input end of alignment circuit 1.
Described direct current main power circuit 2 is made of reference diode DW1, diode D3, resistor R 2 and capacitor C2, capacitor C3, capacitor C4, reference diode DW1, diode D3 are series between the end and power supply ground of ac power supply, the parallel circuit that resistor R 2 and capacitor C2 constitute is connected between the tie point of the other end of ac power supply and reference diode DW1, diode D3, and capacitor C3, capacitor C4 are connected in parallel between the negative pole and power supply ground of reference diode DW1; The 220V ac power supply is through obtaining the 5V DC electrical source voltage that supplier's wave-generator 3, triangular-wave generator 4 use after by diode D2 one way rectifier and reference diode DW1 voltage stabilizing and capacitor C3, C4 filtering after the parallel circuit step-down of capacitor C1, resistor R 1;
Described direct current secondary power supply circuit 5 is made of diode D1, diode D2, resistor R 1 and capacitor C1, capacitor C5, resistor R 4, diode D1, diode D2 are series between the end and secondary power supply ground of ac power supply, the parallel circuit that resistor R 1 and capacitor C1 constitute is connected between the tie point of the other end of ac power supply and diode D1, diode D2, and capacitor C5, resistor R 4 are connected in parallel between the negative pole and secondary power supply ground of diode D1;
Described triangular-wave generator 4 is made of comparator IC1 and peripheral resistor R 8, R9, R10R11, R12 and capacitor C7, and the triangular signal that vibration forms links to each other with square-wave generator 3 by the inverting input mouth of comparator;
Described square-wave generator 3 is made of comparator IC2 and peripheral resistor R 6, adjustable potentiometer R7 and thermistor Rt, this thermistor Rt links to each other with two input ports of comparator 1C2 respectively with the triangular signal of triangular-wave generator 4 with the voltage signal that ambient temperature produces, and produces a square wave and exports alignment circuit 1 to by resistor R 5;
Described alignment circuit 1 is made of triode Q1, resistor R 3 and bidirectional triode thyristor T1, the square signal of square-wave generator 3 links to each other with the base stage of positive-negative-positive triode Q1, the emitter of triode Q1 extremely links to each other with the control of bidirectional triode thyristor T1 by resistor R 3, and two utmost point series connection of all the other of bidirectional triode thyristor T1 insert fan motor work loop.
It can be used as a stand-alone product form appearance that has plug and socket, is serially connected between electric fan and the 220V ac power supply, and promptly alignment circuit 1 is linked to each other with 220V ac power supply input circuit by plug respectively, is linked to each other with fan motor work loop by socket.Also can be that a functional unit as electric fan fits together with it; Perhaps as a functional unit of ceiling fan with it speed regulator fit together, replace existing hanging fan governor.
The utility model can make electric fan have with the automatic conversion rotating speed of ambient temperature, thereby changes the function of wind-force, has saved the energy, also makes the people feel more comfortable.
Claims (3)
1, a kind of electric fan temperature governor is characterized in that: it comprises alignment circuit (1), DC power supply circuit (2), square-wave generator (3), triangular-wave generator (4) and direct current secondary power supply circuit (5); The DC electrical source voltage output end and the described square-wave generator (3) that produce of direct current main power circuit (2) wherein, the power input of triangular-wave generator (4) links to each other, direct current secondary power supply circuit (5) DC electrical source voltage output end links to each other with the dc supply input of described alignment circuit (1), this alignment circuit (1) is series between 220V alternating circuit and the fan motor work loop, the pyramidal wave output terminal of triangular-wave generator (4) links to each other with a signal input part of square-wave generator (3), and the control signal output terminal of square-wave generator (3) links to each other with the control signal input end of alignment circuit (1).
2, a kind of electric fan temperature governor as claimed in claim 1 is characterized in that:
A: described direct current main power circuit (2) is made of reference diode DW1, diode D3, resistor R 2 and capacitor C2, capacitor C3, capacitor C4, reference diode DW1, diode D3 are series between the end and power supply ground of ac power supply, the parallel circuit that resistor R 2 and capacitor C2 constitute is connected between the tie point of the other end of ac power supply and reference diode DW1, diode D3, and capacitor C3, capacitor C4 are connected in parallel between the negative pole and power supply ground of reference diode DW1;
B: described direct current secondary power supply circuit (5) is made of diode D1, diode D2, resistor R 1 and capacitor C1, capacitor C5, resistor R 4, diode D1, diode D2 are series between the end and secondary power supply ground of ac power supply, the parallel circuit that resistor R 1 and capacitor C1 constitute is connected between the tie point of the other end of ac power supply and diode D1, diode D2, and capacitor C5, resistor R 4 are connected in parallel between the negative pole and secondary power supply ground of diode D1;
C: described triangular-wave generator (4) is made of comparator IC1 and peripheral resistor R 8, R9, R10R11, R12 and capacitor C7, and the triangular signal that vibration forms links to each other with square-wave generator (3) by the inverting input mouth of comparator;
D: described square-wave generator (3) is made of comparator IC2 and peripheral resistor R 6, adjustable potentiometer R7 and thermistor Rt, this thermistor Rt links to each other with two input ports of comparator IC2 respectively with the triangular signal of triangular-wave generator (1) with the voltage signal that ambient temperature produces, and produces a square wave and exports alignment circuit (1) to by resistor R 5;
E: described alignment circuit (1) is made of triode Q1, resistor R 3 and bidirectional triode thyristor T1, the square signal of square-wave generator (3) links to each other with the base stage of positive-negative-positive triode Q1, the emitter of triode Q1 extremely links to each other with the control of bidirectional triode thyristor T1 by resistor R 3, and two utmost point series connection of all the other of bidirectional triode thyristor T1 insert fan motor work loop.
3, as a kind of electric fan temperature governor of claim 1 or 2, it is characterized in that: described alignment circuit (1) is linked to each other with 220V ac power supply input circuit by plug respectively, is linked to each other with fan motor work loop by socket or connecting line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320114274 CN2660184Y (en) | 2003-11-29 | 2003-11-29 | Temp control governor of electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320114274 CN2660184Y (en) | 2003-11-29 | 2003-11-29 | Temp control governor of electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2660184Y true CN2660184Y (en) | 2004-12-01 |
Family
ID=34345301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320114274 Expired - Fee Related CN2660184Y (en) | 2003-11-29 | 2003-11-29 | Temp control governor of electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2660184Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101985946A (en) * | 2010-10-22 | 2011-03-16 | 北京星网锐捷网络技术有限公司 | Fan speed-regulation control circuit as well as control method and electronic device thereof |
| CN107605779A (en) * | 2017-07-24 | 2018-01-19 | 江苏里尔电子科技有限公司 | A kind of control circuit for being used for the fan for charger cooling |
| CN109209967A (en) * | 2016-10-12 | 2019-01-15 | 何凡 | A kind of used in air exchange fan voltage adjusting type energy-saving control circuit |
-
2003
- 2003-11-29 CN CN 200320114274 patent/CN2660184Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101985946A (en) * | 2010-10-22 | 2011-03-16 | 北京星网锐捷网络技术有限公司 | Fan speed-regulation control circuit as well as control method and electronic device thereof |
| CN101985946B (en) * | 2010-10-22 | 2014-10-29 | 北京星网锐捷网络技术有限公司 | Fan speed-regulation control circuit as well as control method and electronic device thereof |
| CN109209967A (en) * | 2016-10-12 | 2019-01-15 | 何凡 | A kind of used in air exchange fan voltage adjusting type energy-saving control circuit |
| CN109209968A (en) * | 2016-10-12 | 2019-01-15 | 何凡 | Used in air exchange fan voltage adjusting type energy-saving control circuit |
| CN107605779A (en) * | 2017-07-24 | 2018-01-19 | 江苏里尔电子科技有限公司 | A kind of control circuit for being used for the fan for charger cooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |