CN207926987U - A kind of SCM Based internet of things type light adjusting circuit - Google Patents
A kind of SCM Based internet of things type light adjusting circuit Download PDFInfo
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- CN207926987U CN207926987U CN201820420816.3U CN201820420816U CN207926987U CN 207926987 U CN207926987 U CN 207926987U CN 201820420816 U CN201820420816 U CN 201820420816U CN 207926987 U CN207926987 U CN 207926987U
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Abstract
The utility model discloses a kind of SCM Based internet of things type light adjusting circuit, including power module, and power module is connected by the input terminal of ac zero-crossing detection circuit and microcontroller；Power module is connect with microcontroller, and working power is provided for microcontroller；The input terminal of the microcontroller also adjusts plus-minus key circuit with gear, silicon control zero-cross trigger circuit is connect；The output end of the microcontroller is connect with charactron, and the microcontroller also has reset circuit and oscillating circuit；The utility model adjusts plus-minus key circuit control single chip computer by gear and judges that ac zero-crossing point realizes that accurate six grades of lamplight brightness are adjusted, and oscillating circuit provides good clock signal for microcontroller；Regulator circuit provides stable 5V voltages for entire light adjusting circuit, ac zero-crossing detection circuit provides zero cross signal for entire light adjusting circuit and enters the datum mark of the external interrupt pin of microcontroller as light modulation delay, have the advantages that it is easy to use, energy saving, without stroboscopic, extension bulb service life.
Description
Technical field
The utility model is related to a kind of SCM Based internet of things type light adjusting circuit, belongs to LED light lighting system regulation technology
Field.
Background technology
Look back the mankind illumination history, from fluorescent lamp, mercury lamp, height pressure sodium lamp, metal halide lamp, compact fluorescent lamp,
High-frequency electrodeless fluorescent lamp all constantly develops because of self-defect to new light sources such as microwave sulfur lamps.Incandescent lamp has accompanied the mankind
Very long phase of history, but it has geneogenous defect, and the incandescent lamp heating loss as thermal light source is big, and luminous efficiency is low.
The new era of energy-saving and emission-reduction is advocated, the appearance of new green environment protection light source led has epoch-making meaning to the development of lighting engineering
Justice.LED illumination industry was quickly grown in recent years, is gradually penetrated into the every nook and cranny of our lives, is made LED to efficient, environmentally friendly
The directions such as energy saving, intelligent are drive on boldly.However the heat dissipation of LED, the service life of driver, installation wiring construction is complicated and how to move towards intelligence
Change the project always for industry research.
Wherein, the Chinese patent of patent No. CN201310429592.4 discloses a kind of LED drivings light adjusting circuit, for driving
Dynamic LED light device comprising：AC power, the switch being connect with the AC power, the LED being connected with switch driving electricity
Road, the switch condition detection circuit being connected with switch and LED luminance selection circuit, one end of LED luminance selection circuit with open
Off status detection circuit connects, and the other end is connect with LED drive circuit, wherein switch condition detection circuit is used for detection switch
It is to disconnect or be closed, and the result detected is exported to LED luminance selection circuit, the output of LED luminance selection circuit connects
LED drive circuit is connect, LED drive circuit controls the brightness of LED light device according to the result of LED luminance selection circuit.
The Chinese patent of patent No. CN201510070717.8 provides a kind of LED light adjusting circuits and LED lamp, with light modulation
Switch connection, including rectification filtering unit, switching device, switch control chip, output unit, sampling resistor and power regulation
Unit, the power adjustment unit acquire the waveform of the output voltage of the output end of the dimmer switch, when the waveform is just
When normal sine wave, the output power of the output unit is adjusted according to the qualified break-make number of the output voltage；Work as institute
It is then to adjust the output power of the output unit when being chopped into sine wave as maximum to state waveform.
LED light adjusting circuits have been a very ripe technology on the market at present, and hand is illuminated from the compact LED in life
Electricity arrives large LED headlamp, has been directed to LED light adjusting circuits, their application is either simple or complicated.However for existing
The various light adjusting circuits having, the complicated component being related to is more when some implementation；Lack of wisdom controls, and when brightness regulation has
Stroboscopic cannot fully achieve the functions such as LED light Push And Release and intelligent dimming.
Utility model content
The utility model aim is to provide a kind of SCM Based internet of things type light modulation short circuit, solves existing LED light
There is stroboscopic when brightness regulation, the technical issues of LED light Push And Release and intelligent dimming cannot be fully achieved.
To solve the above problems, the utility model adopts the following technical solution：
A kind of SCM Based internet of things type light adjusting circuit, including power module, power module are examined by alternating current zero crossing
The input terminal of slowdown monitoring circuit and microcontroller connects；Power module is connect with microcontroller, and working power is provided for microcontroller；The monolithic
The input terminal of machine also adjusts plus-minus key circuit with gear, silicon control zero-cross trigger circuit is connect；The output end of the microcontroller
It is connect with charactron, the microcontroller also has reset circuit and oscillating circuit.
In said program, preferably power module includes 12V power supplys, filter circuit and regulator circuit, the filtered electrical
Road is full-bridge rectification filter circuit, and 12V power supplys are connect with full-bridge rectification filter circuit and regulator circuit successively, the regulator circuit
Output end and the power pins of microcontroller connect, provide stable 5V voltages for entire light adjusting circuit, the full-bridge rectification is filtered
Wave circuit includes two diode D1, D3 in parallel, and the input terminal of described diode D1, D3 pass through the difference of connector P2 respectively
Pin is connect with power supply, and output end is connect with the input terminal of diode D2, the input of the output capacitor C6 of the diode D2
End connection, the output end ground connection of the capacitance C6；The regulator circuit includes voltage-stablizer, the input terminal and capacitance of the voltage-stablizer
The input terminal of C6 connects, and output end is connect with the input terminal of capacitance C4, C5 in parallel, the output end ground connection of described capacitance C4, C5,
The input terminal of the capacitance C4 and the power pins of microcontroller connect.
In said program, preferably ac zero-crossing detection circuit includes capacitance C7 and resistance R2 in parallel, the capacitance
One end of C7 and resistance R2 are connect with the output end of diode D1, D3, the other end and triode of the capacitance C7 and resistance R2
The emitter of Q1 is connected and is grounded, and the collector of the triode Q1 and the input terminal of microcontroller connect, the triode Q1's
Collector is also connected by the output end of resistance R3 and regulator circuit, and the base stage of the triode Q1 passes through resistance R4 and diode
The output end of D1, D3 connect.
In said program, preferably silicon control zero-cross trigger circuit includes isolation optocoupler Q3, the isolation optocoupler Q3's
Anode is connect with the output end of light emitting diode D4, and the input terminal of the light emitting diode D4 and the output end of regulator circuit connect
It connects；The cathode of the isolation optocoupler Q3 is connect by resistance R5 with microcontroller；A main electrical scheme end of the isolation optocoupler Q3 with
The control pole of the silicon-controlled Q2 of alternating-current bidirectional connects；Another main electrical scheme end of the isolation optocoupler Q3 is connect with the one end resistance R6,
The other end of the resistance R6 simultaneously with an electrode of the silicon-controlled Q2 of alternating-current bidirectional, the input terminal of capacitance C8, connector P3
The connection of one pin, another electrode of the silicon-controlled Q2 of alternating-current bidirectional and another pin of connector P3 and resistance R7's
One end connects, and the other end of the resistance R7 is connect with the output end of capacitance C8.
In said program, preferably gear adjustment plus-minus key circuit includes two in parallel button S1, S2, described to press
One end of key S1, S2 are grounded, and the other end is separately connected two different pins of microcontroller.
In said program, preferably reset circuit includes capacitance C1, one end of capacitance C1 and the output end of regulator circuit
Connection, the other end are grounded by resistance R1, and the other end of the capacitance C1 is also connect with a pin of microcontroller, pin tool
There is monolithic processor resetting function.
In said program, preferably oscillating circuit includes capacitance C2, and one end of the capacitance C2 passes through crystal oscillator Y1 and electricity
Hold one end connection of C3, the both ends of the crystal oscillator Y1 are separately connected two different pins of microcontroller, and described capacitance C2, C3's is another
One end is grounded, and oscillating circuit provides good clock signal for microcontroller.
In said program, preferably microcontroller is also connect with serial communication interface P1, the serial communication interface P1's
The output end of one pin and regulator circuit connects.
In said program, the preferably model AT89C2051 of microcontroller.
The utility model uses above-mentioned technical proposal, the utility model to have following remarkable result：
The utility model adjusts plus-minus key circuit control single chip computer by gear and judges that ac zero-crossing point is realized accurately
Six grades of lamplight brightness are adjusted, and oscillating circuit provides good clock signal for microcontroller；Regulator circuit is that entire light adjusting circuit carries
For stable 5V voltages, ac zero-crossing detection circuit provides the external interrupt that zero cross signal enters microcontroller for entire light adjusting circuit
Pin as light modulation delay datum mark, have the advantages that it is easy to use, energy saving, without stroboscopic, extension bulb service life.
Description of the drawings
Fig. 1 is the structure diagram of the preferred embodiment in the utility model；
Fig. 2 is the circuit diagram of the preferred embodiment in the utility model；
Wherein：1. microcontroller；2. power module；3.12V power supply；4. filter circuit；5. regulator circuit；6. alternating current zero crossing is examined
Slowdown monitoring circuit；7. gear adjustment plus-minus key circuit；8. silicon control zero-cross trigger circuit；9. reset circuit；10. oscillating circuit；11.
Charactron.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, referring to the drawings and enumerate excellent
Embodiment is selected, the utility model is further described.However, it is necessary to illustrate, many details listed in specification
Just for the sake of making one or more aspects of the reader to the utility model, there are one thorough explanations, specific even without these
Details can also realize the utility model these aspect.
A kind of SCM Based internet of things type light adjusting circuit, as shown in Figs. 1-2, including power module 2, power module 2
It is connect with the input terminal of microcontroller 1 by ac zero-crossing detection circuit 6；Power module 2 is also connect with microcontroller 1, is microcontroller 1
Working power is provided, the input terminal of microcontroller 1 also adjusts plus-minus key circuit 7 with gear, silicon control zero-cross trigger circuit 8 connects
It connects；The output end of microcontroller 1 is connect with charactron 11, and microcontroller 1 also has reset circuit 9 and oscillating circuit 10, microcontroller 1
Model AT89C2051；The model Dpy-Amber-cc of the charactron；The utility model adjusts plus-minus button by gear
7 control single chip computer 1 of circuit judges that ac zero-crossing point realizes that accurate six grades of lamplight brightness are adjusted, and has easy to use, energy saving, nothing
Stroboscopic extends the advantages of bulb service life.
Power module 2 includes 12V power supplys 3, filter circuit 4 and regulator circuit 5, and filter circuit 4 is full-bridge rectifier filter electricity
Road, 12V power supplys 3 are connect with full-bridge rectification filter circuit and regulator circuit 5 successively through exchanging 12V input terminals P2, regulator circuit 5
Output end connect with the power pins of microcontroller 1, provide stable 5V voltages for entire light adjusting circuit, full-bridge rectifier filter electricity
Road includes two diode D1, D3 in parallel, and the input terminal of diode D1, D3 pass through the different pins of connector P2 and electricity respectively
Source connects, and output end is connect with the input terminal of diode D2, the input terminal connection of the output capacitor C6 of diode D2, capacitance C6
Output end ground connection；Regulator circuit 5 includes voltage-stablizer, and the input terminal of voltage-stablizer connect with the input terminal of capacitance C6, output end and
The input terminal connection of capacitance C4, C5 in parallel, the output end ground connection of capacitance C4, C5, the input terminal of capacitance C4 and the electricity of microcontroller
Source pin connects, the model 78L05 of voltage-stablizer, the model IN4007 of diode D1, D3, D4.
Ac zero-crossing detection circuit 6 includes one end and two poles of capacitance C7 and resistance R2, capacitance C7 and resistance R2 in parallel
The output end of pipe D1, D3 connect, and the other end of capacitance C7 and resistance R2 connect and are grounded with the emitter of triode Q1, triode
The collector of Q1 and the input terminal of microcontroller connect, and the collector of triode Q1 also passes through the output end of resistance R3 and regulator circuit
Connection, the base stage of triode Q1 are connect by resistance R4 with the output end of diode D1, D3.
Silicon control zero-cross trigger circuit 8 includes isolation optocoupler Q3, and the anode of isolation optocoupler Q3 is defeated with light emitting diode D4's
Outlet connects, and the input terminal of light emitting diode D4 and the output end of regulator circuit connect；The cathode of isolation optocoupler Q3 passes through resistance
R5 is connect with microcontroller；A main electrical scheme end of isolation optocoupler Q3 is connect with the control pole of the silicon-controlled Q2 of alternating-current bidirectional；Light is isolated
Another main electrical scheme end of coupling Q3 is connect with the one end resistance R6, the other end of resistance R6 while one with the silicon-controlled Q2 of alternating-current bidirectional
The pin connection of a electrode, the input terminal of capacitance C8, connector P3, another electrode of the silicon-controlled Q2 of alternating-current bidirectional and company
Another pin for meeting device P3 is connected with one end of resistance R7, and the other end of resistance R7 is connect with the output end of capacitance C8, connection
Device P3 and the driving circuit of LED light connect.Gear adjustment plus-minus key circuit 7 includes two button S1, S2 in parallel, button
One end of S1, S2 are grounded, and the other end is separately connected two different pins of microcontroller, the model of isolation optocoupler Q3
MOC3021, the model SW-PB of described button S1, S2；Capacitance C8 and resistance R7 constitutes over-pressed negative peak absorbing circuit.
Reset circuit 9 includes capacitance C1, and one end of capacitance C1 and the output end of regulator circuit connect, and the other end passes through resistance
R1 is grounded, and the other end of capacitance C1 is also connect with a pin of microcontroller, which has the function of monolithic processor resetting.Concussion electricity
Road 10 includes capacitance C2, and one end of capacitance C2 is connect by crystal oscillator Y1 with one end of capacitance C3, and the both ends of crystal oscillator Y1 are separately connected
The different pins of two of microcontroller, the other end ground connection of capacitance C2, C3, oscillating circuit provide good clock letter for microcontroller
Number.
Microcontroller 1 is also connect with serial communication interface P1, a pin and regulator circuit of the serial communication interface P1
Output end connection, the wireless communication function based on mobile device may be implemented, mobile device includes iPad, mobile phone, computer etc..
Light bulb triggering and conducting in each AC power zero crossing obtains full wave voltage, brightness highest, delay 0-10
Millisecond triggering and conducting, obtains the voltage of different number grade, controls the brightness of light bulb, which is by microcontroller accurate timing
It obtains, the delay of different stalls is obtained by button S1, S2, adjusts the brightness of light bulb, delay time can also be by serial
The wireless module of communication interface P1 connections is changed in user's mobile device, can also realize the brightness of adjustment light bulb.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, can also make several improvements and retouch, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (9)
1. a kind of SCM Based internet of things type light adjusting circuit, which is characterized in that including power module, power module passes through friendship
The input terminal for flowing zero cross detection circuit and microcontroller connects；Power module is connect with microcontroller, and working power is provided for microcontroller；
The input terminal of the microcontroller also adjusts plus-minus key circuit with gear, silicon control zero-cross trigger circuit is connect；The microcontroller
Output end connect with charactron, the microcontroller also have reset circuit and oscillating circuit.
2. a kind of SCM Based internet of things type light adjusting circuit as described in claim 1, which is characterized in that the power supply mould
Block includes 12V power supplys, filter circuit and regulator circuit, and the filter circuit is full-bridge rectification filter circuit, 12V power supplys successively with
Full-bridge rectification filter circuit is connected with regulator circuit, and the output end of the regulator circuit and the power pins of microcontroller connect, and are
Entire light adjusting circuit provides stable 5V voltages, and the full-bridge rectification filter circuit includes two diode D1, D3 in parallel, institute
The input terminal for stating diode D1, D3 is connect by the different pins of connector P2 with power supply respectively, and output end is with diode D2's
Input terminal connects, the input terminal connection of the output capacitor C6 of the diode D2, the output end ground connection of the capacitance C6；It is described
Regulator circuit includes voltage-stablizer, and the input terminal of the voltage-stablizer is connect with the input terminal of capacitance C6, output end and capacitance in parallel
The input terminal of C4, C5 connect, the output end ground connection of described capacitance C4, C5, the power supply of the input terminal and microcontroller of the capacitance C4
Pin connects.
3. a kind of SCM Based internet of things type light adjusting circuit as claimed in claim 2, which is characterized in that described to exchange
Zero detection circuit includes the defeated of one end and diode D1, D3 of capacitance C7 and resistance R2, the capacitance C7 and resistance R2 in parallel
Outlet connects, and the other end of the capacitance C7 and resistance R2 connect and are grounded with the emitter of triode Q1, the triode Q1
Collector and the input terminal of microcontroller connect, the collector of the triode Q1 also passes through the output of resistance R3 and regulator circuit
End connection, the base stage of the triode Q1 are connect by resistance R4 with the output end of diode D1, D3.
4. a kind of SCM Based internet of things type light adjusting circuit as described in claim 1, which is characterized in that described silicon-controlled
Zero-cross triggering circuit includes isolation optocoupler Q3, and the anode of the isolation optocoupler Q3 is connect with the output end of light emitting diode D4, institute
The output end of the input terminal and regulator circuit of stating light emitting diode D4 connects；The cathode of the isolation optocoupler Q3 by resistance R5 with
Microcontroller connects；A main electrical scheme end of the isolation optocoupler Q3 is connect with the control pole of the silicon-controlled Q2 of alternating-current bidirectional；It is described every
Another main electrical scheme end from optocoupler Q3 is connect with the one end resistance R6, and the other end of the resistance R6 is controllable with alternating-current bidirectional simultaneously
The pin connection of an electrode, the input terminal of capacitance C8, connector P3 of silicon Q2, the silicon-controlled Q2's of alternating-current bidirectional is another
One electrode is connect with one end of another pin of connector P3 and resistance R7, and the other end of the resistance R7 is with capacitance C8's
Output end connects.
5. a kind of SCM Based internet of things type light adjusting circuit as described in claim 1, which is characterized in that the gear tune
Whole plus-minus key circuit includes two button S1, S2 in parallel, and one end of described button S1, S2 are grounded, and the other end is separately connected
Two different pins of microcontroller.
6. a kind of SCM Based internet of things type light adjusting circuit as described in claim 1, which is characterized in that the reset electricity
Road includes capacitance C1, and one end of capacitance C1 and the output end of regulator circuit connect, and the other end is grounded by resistance R1, the capacitance
The other end of C1 is also connect with a pin of microcontroller.
7. a kind of SCM Based internet of things type light adjusting circuit as described in claim 1, which is characterized in that the concussion electricity
Road includes capacitance C2, and one end of the capacitance C2 is connect by crystal oscillator Y1 with one end of capacitance C3, the both ends point of the crystal oscillator Y1
Not Lian Jie two of microcontroller different pins, the other end ground connection of described capacitance C2, C3.
8. a kind of SCM Based internet of things type light adjusting circuit as described in claim 1, which is characterized in that the microcontroller
It is also connect with serial communication interface P1, a pin of the serial communication interface P1 and the output end of regulator circuit connect.
9. such as a kind of SCM Based internet of things type light adjusting circuit of claim 1 to 8 any one of them, which is characterized in that
The model AT89C2051 of the microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820420816.3U CN207926987U (en) | 2018-03-27 | 2018-03-27 | A kind of SCM Based internet of things type light adjusting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820420816.3U CN207926987U (en) | 2018-03-27 | 2018-03-27 | A kind of SCM Based internet of things type light adjusting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207926987U true CN207926987U (en) | 2018-09-28 |
Family
ID=63596346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820420816.3U Expired - Fee Related CN207926987U (en) | 2018-03-27 | 2018-03-27 | A kind of SCM Based internet of things type light adjusting circuit |
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| Country | Link |
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| CN (1) | CN207926987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111315091A (en) * | 2020-04-08 | 2020-06-19 | 崔建国 | Photosensitive and timing-based community illumination control system and implementation method |
-
2018
- 2018-03-27 CN CN201820420816.3U patent/CN207926987U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111315091A (en) * | 2020-04-08 | 2020-06-19 | 崔建国 | Photosensitive and timing-based community illumination control system and implementation method |
| CN111315091B (en) * | 2020-04-08 | 2023-08-01 | 山西工程技术学院 | Cell lighting control system based on light sensitivity and timing |
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Granted publication date: 20180928 Termination date: 20200327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |