CN100454202C - Multifunctionl controller for adjusting speed and light - Google Patents
Multifunctionl controller for adjusting speed and light Download PDFInfo
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- CN100454202C CN100454202C CNB2006100530342A CN200610053034A CN100454202C CN 100454202 C CN100454202 C CN 100454202C CN B2006100530342 A CNB2006100530342 A CN B2006100530342A CN 200610053034 A CN200610053034 A CN 200610053034A CN 100454202 C CN100454202 C CN 100454202C
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- 238000001514 detection method Methods 0.000 claims abstract description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 23
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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Abstract
A multifunction controller used to regulate speed and light consists of microprocessor, driving circuits of speed regulation and light regulation, button and zero cross detection circuit. It is featured as not responding immediately by microprocessor when button signal requiring to change fan rotary speed or lamp brightness is received by microprocessor and only responding to it microprocessor after electric network zero cross signal is generated by zero cross detection circuit then making driving circuit of speed regulation or light regulation respond it to change fan speed or lamp brightness.
Description
Technical field
The present invention relates to a kind of multifunctionl controller for adjusting speed and light, the multifunctional controller of particularly a kind of family expenses stepless dimming and three grades of electric fan speed governing.
Background technology
Traditional household electrical appliance controller is unifunctional, and for example with the rotating speed of speed setting controller control electric fan, light adjusting controller is controlled the brightness of illumination of light fixture.And when realizing speed governing or light modulation, the electric current in the light modulation driving circuit of the speed drive circuit of speed setting controller or light adjusting controller can be undergone mutation, and the variation meeting of this electric current produces bigger influence to electrical network, has potential safety hazard.
Summary of the invention
It is low to the purpose of this invention is to provide a kind of cost, safe and convenient to use, integrates the multifunctionl controller for adjusting speed and light of speed governing and dimming function.
Multifunctionl controller for adjusting speed and light of the present invention comprises speed drive circuit, the light modulation driving circuit, button, microprocessor and zero cross detection circuit, the control end of speed drive circuit and light modulation driving circuit links to each other with one group of I/O mouth of microprocessor respectively, button links to each other with another group I/O mouth of microprocessor, zero cross detection circuit comprises transformer, first diode, second diode, first resistance, second resistance, the 3rd resistance and triode, the former limit of transformer links to each other with electrical network, the secondary two ends connect the anode of first diode and second diode respectively, the secondary centre tap connects power supply ground, constitute a full wave rectifier, the negative electrode of first diode and second diode connects together and links to each other with the base stage of triode with the 3rd electric resistance partial pressure by second resistance, the collector of triode connects the 5V power supply by first resistance, simultaneously also export microprocessor to as crossover point signal, the emitter of triode connects power supply ground.
During work, when microprocessor captures the push button signalling that needs change rotation speed of the fan or lamp brightness, microprocessor is not to control speed drive circuit at once or the light modulation driving circuit responds, but wait until when zero cross detection circuit produces the electrical network crossover point signal, speed drive circuit or light modulation driving circuit are responded, change the rotating speed of fan or the brightness of light fixture, do like this and can reduce of the influence of speed governing light modulation process, improve safe reliability electrical network.
The present invention adopts zero trigger mode to realize the speed governing dimming function, and the influence that when having reduced the speed governing light modulation electrical network has been produced is safe and reliable; The shared microprocessor of light modulation and speed drive circuit is integrated in one speed governing and dimming function, has simplified circuit, has reduced cost.
Description of drawings
Fig. 1 is a kind of concrete forming circuit figure of multifunctionl controller for adjusting speed and light.
Embodiment
With reference to Fig. 1, multifunctionl controller for adjusting speed and light of the present invention comprises speed drive circuit 1, light modulation driving circuit 2, zero cross detection circuit 3, button 4 and microprocessor 5.Among the figure, four button S1～S4 link to each other with the RB4～RB7 mouth of microprocessor 5 respectively.
Zero cross detection circuit 3 comprises transformer T1, the first diode D31, the second diode D33, first resistance R 31, second resistance R 32, the 3rd resistance R 33 and triode Q31, the former limit of transformer T1 links to each other with electrical network, the secondary two ends connect the anode of the first diode D31 and the second diode D33 respectively, the secondary centre tap connects power supply ground, constitute a full wave rectifier, the negative electrode of the first diode D31 and the second diode D33 connects together and links to each other with the base stage of triode Q31 with the 3rd resistance R 33 dividing potential drops by second resistance R 32, the collector of triode Q31 connects the 5V power supply by first resistance R 31, also link to each other with the RB0 mouth of microprocessor 5 as crossover point signal ZERODECT simultaneously, the emitter of triode Q31 connects power supply ground.When the supply voltage zero passage, triode Q31 ends, and ZERODECT point potential rise is to high level, i.e. Vcc (5V); Otherwise triode Q31 conducting, the ZERODECT point is a low level; In case the ZERODECT level point is uprised by low, then produce the microprocessor zero passage and interrupt, this zero cross signal is as the time reference of control speed governing, light modulation driving circuit.
Light modulation driving circuit 2 is made up of optocoupler D21, the bidirectional triode thyristor Q21 and the correspondent peripheral circuit that realize the strong and weak electricity isolation.For fear of bidirectional triode thyristor false triggering phenomenon, between the anode of bidirectional triode thyristor Q21 and negative electrode, insert the series circuit of capacitor C 21 and resistance R 24, the control signal end P of optocoupler D21 links to each other with microprocessor RA2 mouth, and among the figure, C, D two ends are for connecing the light fixture end.The conducting of bidirectional triode thyristor Q21 is controlled by microprocessor RA2 mouth voltage signal whether, when the RA2 of microprocessor output voltage signal is low level, bidirectional triode thyristor Q21 conducting, when the RA2 of microprocessor output voltage signal is high level, bidirectional triode thyristor Q21 ends, microprocessor changes the conducting and ratio closing time of bidirectional triode thyristor Q21 by changing the time length ratio of RA2 output low level and high level voltage signal, thereby realizes the stepless dimming of lighting device.The controllable silicon ON time uprises moment as benchmark with zero cross detection circuit ZERODECT level point by low.
Above-mentioned microprocessor can adopt the PIC16C73 chip.Optocoupler can adopt the P521 chip.Utilize the multifunctional controller of this collection speed governing dimming function and one, the user can change the brightness of the rotating speed and the light fixture of electric fan easily by button.
Claims (2)
1. multifunctionl controller for adjusting speed and light, comprise speed drive circuit (1), light modulation driving circuit (2) and button (4), it is characterized in that also comprising microprocessor (5) and zero cross detection circuit (3), wherein, speed drive circuit (1) is by two speed governing inductance (L11, L12), three bidirectional thyristor (Q11, Q12, Q13) and corresponding first peripheral circuit form, the central electrode of three bidirectional thyristors meets VCC, the control end of three bidirectional thyristors is respectively through current-limiting resistance (R11, R12, R13) with one group of I/O mouth (RB1 of microprocessor (5), RB2, RB3) link to each other, voltage signal control bidirectional thyristor conducting by microprocessor and ending changes inductance value with the motor series connection to electric machine speed regulation;
Light modulation driving circuit (2) is by the optocoupler (D21) of realizing that strong and weak electricity is isolated, bidirectional triode thyristor (Q21) and corresponding second peripheral circuit are formed, insert the series circuit of electric capacity (C21) and the 4th resistance (R24) between the anode of bidirectional triode thyristor (Q21) and the negative electrode, the control signal end P of optocoupler (D21) links to each other with microprocessor, when the output voltage signal of microprocessor is low level, bidirectional triode thyristor (Q21) conducting, when the microprocessor output voltage signal is high level, bidirectional triode thyristor (Q21) ends, microprocessor is by changing the time length ratio of output low level and high level voltage signal, change the conducting and ratio closing time of bidirectional triode thyristor (Q21), realize the stepless dimming of lighting device;
Button (4) links to each other with another group I/O mouth of microprocessor (5);
Zero cross detection circuit (3) comprises transformer (T1), first diode (D31), second diode (D33), first resistance (R31), second resistance (R32), the 3rd resistance (R33) and triode (Q31), the former limit of transformer (T1) links to each other with electrical network, the secondary two ends connect the anode of first diode (D31) and second diode (D33) respectively, the secondary centre tap connects power supply ground, constitute a full wave rectifier, the negative electrode of first diode (D31) and second diode (D33) connects together and links to each other with the base stage of triode (Q31) with the 3rd resistance (R33) dividing potential drop by second resistance (R32), the collector of triode (Q31) connects the 5V power supply by first resistance (R31), simultaneously also export microprocessor (5) to as crossover point signal, produce the microprocessor zero passage and interrupt, the emitter of triode (Q31) connects power supply ground.
2. multifunctionl controller for adjusting speed and light according to claim 1 is characterized in that said microprocessor (5) is the PIC16C73 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100530342A CN100454202C (en) | 2006-08-21 | 2006-08-21 | Multifunctionl controller for adjusting speed and light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100530342A CN100454202C (en) | 2006-08-21 | 2006-08-21 | Multifunctionl controller for adjusting speed and light |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1916804A CN1916804A (en) | 2007-02-21 |
| CN100454202C true CN100454202C (en) | 2009-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100530342A Expired - Fee Related CN100454202C (en) | 2006-08-21 | 2006-08-21 | Multifunctionl controller for adjusting speed and light |
Country Status (1)
| Country | Link |
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| CN (1) | CN100454202C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107690215B (en) * | 2015-07-06 | 2019-06-18 | 湖南工业大学 | A kind of method that single phase poaer supply line sends multiple Lamp with ceiling fan control signals |
| CN105158549A (en) * | 2015-08-30 | 2015-12-16 | 成都千里电子设备有限公司 | Zero cross detection circuit with accurate detection |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2068729U (en) * | 1990-03-11 | 1991-01-02 | 河南省禹州市电力节能控制厂 | Timing and phasing power supply auto-controller of supply main |
| US5200589A (en) * | 1990-06-30 | 1993-04-06 | Gold Star Co., Ltd. | Microwave oven having a fan motor rotation control function |
| JP2002147906A (en) * | 2000-11-13 | 2002-05-22 | Mitsubishi Electric Corp | Refrigerating plant |
| CN2671226Y (en) * | 2003-12-08 | 2005-01-12 | 广东科龙电器股份有限公司 | Intelligent fan controller |
| CN1697297A (en) * | 2005-06-09 | 2005-11-16 | 谭启仁 | Single chip controlled device for remote controlling light and speed changes for electric fan |
-
2006
- 2006-08-21 CN CNB2006100530342A patent/CN100454202C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2068729U (en) * | 1990-03-11 | 1991-01-02 | 河南省禹州市电力节能控制厂 | Timing and phasing power supply auto-controller of supply main |
| US5200589A (en) * | 1990-06-30 | 1993-04-06 | Gold Star Co., Ltd. | Microwave oven having a fan motor rotation control function |
| JP2002147906A (en) * | 2000-11-13 | 2002-05-22 | Mitsubishi Electric Corp | Refrigerating plant |
| CN2671226Y (en) * | 2003-12-08 | 2005-01-12 | 广东科龙电器股份有限公司 | Intelligent fan controller |
| CN1697297A (en) * | 2005-06-09 | 2005-11-16 | 谭启仁 | Single chip controlled device for remote controlling light and speed changes for electric fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1916804A (en) | 2007-02-21 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Laihe Christmas Gift Co., Ltd Assignor: Zhejiang University Contract fulfillment period: 2009.7.9 to 2014.7.9 contract change Contract record no.: 2009330001846 Denomination of invention: Multifunctionl controller for adjusting speed and light Granted publication date: 20090121 License type: Exclusive license Record date: 2009.8.5 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.7.9 TO 2014.7.9; CHANGE OF CONTRACT Name of requester: NINGBO LAIHE CHRISTMAS GIFT CO., LTD. Effective date: 20090805 |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090121 Termination date: 20110821 |