CN206042470U - Solar street lamp dimmer circuit - Google Patents
Solar street lamp dimmer circuit Download PDFInfo
- Publication number
- CN206042470U CN206042470U CN201620916369.1U CN201620916369U CN206042470U CN 206042470 U CN206042470 U CN 206042470U CN 201620916369 U CN201620916369 U CN 201620916369U CN 206042470 U CN206042470 U CN 206042470U
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- Prior art keywords
- microprocessor
- light
- pwm controller
- infrared
- solar street
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Abstract
The utility model discloses a solar street lamp dimmer circuit, including microprocessor microprocessor's input is connected with the infrared communication module who is used for receiving the control signal that sends at infrared handheld terminal, microprocessor's output is connected to through PWM controller module drive circuit, drive circuit is connected to solar street lamp's light emitting module, microprocessor passes through the size that the drive circuit output voltage electric current was adjusted to PWM controller module, microprocessor can also be according to the infrared control signal who receives, warp the control of PWM controller module drive circuit drive street lamp light emitting module sends the light of different luminance. It is showing the effect: transfer optical mode and infrared accent optical mode to combine PWM for user's operation of adjusting luminance of street lamp in the use has had better flexibility and polytropy, and the result of use is better.
Description
Technical field
The utility model is related to solar street light light regulating technology field, specifically, is a kind of solar street light light modulation
Circuit.
Background technology
Street lamp miscellaneous is seen everywhere at present, but is all to offer the same old stuff but with a different label.They simply change original profile
Which is made different shapes, existing street lamp adopts high-pressure mercury lamp, metal halide lamp, mercury lamp, LED or Non-polarized lamp mostly
Deng, but be required for consuming the energy.And Solar lamp because do not consume the energy, without install power supply lead wire, thus install and use
It is all very convenient.
However, solar street light of the prior art carries out Dimming operation by the way of independent control, and can not picture
Conventional road lamp equally carries out centralized light modulation, and existing solar street light light modulation majority only has a kind of dimming mode, light modulation side
Formula is single, and using effect is not good.
The content of the invention
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of solar street light light adjusting circuit, and this is too
Positive energy streetlight has infrared light modulation and PWM light modulation two ways, can realize the flexible of user's light adjusting grade in use
Property and polytropy.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is as follows：
A kind of solar street light light adjusting circuit, which it is critical only that：Including microprocessor, in the input of the microprocessor
The infrared communication module for receiving the control signal that Infrared Hand-Held terminal sends is connected with, the output end of the microprocessor is led to
Cross PWM controller module and be connected to drive circuit, the drive circuit is connected to the light emitting module of the solar street light, described
Microprocessor adjusts the size of drive circuit output voltage/electric current by PWM controller module, and the microprocessor can also basis
The infrared control signal of reception, PWM controller module described in Jing control the drive circuit and drive sending for street lamp light emitting module
The light of different brightness.
During the use of this circuit, with two kinds of dimming modes：One be PWM dimming modes, i.e. microcontroller according to
Control program adjusts the output to the pulse signal of PWM controller module, so as to adjust the big of drive circuit output voltage/electric current
It is little, realize the brightness regulation of street lamp light emitting module；Two is infrared dimming mode, i.e., slap machine by Infrared Hand-Held and send infrared control
Signal, microcontroller adjust the output to the pulse signal of PWM controller module according to the infrared control signal for receiving, and control drives
The size of circuit output voltage/electric current, realizes the brightness regulation of street lamp light emitting module.
PWM light-modulating modes and infrared light-modulating mode are organically combined by this circuit so that user is in use
The flexibility and polytropy of street light modulating, using effect are more preferable.
Further, the PWM controller module is by TL494 fixed frequency pulse width modulateds chip and its peripheral circuit structure
Into.
Further, the microprocessor, PWM controller module and infrared communication module are carried out using power module
Power supply.
Further, the microprocessor can be made up of PIC16LF1824-I/SL single-chip microcomputers and its peripheral circuit.
Further, the power module includes solar panel and battery.
Remarkable result of the present utility model is：PWM light-modulating modes and infrared light-modulating mode are organically combined so that
The Dimming operation of user's street lamp in use is provided with more preferable flexibility and polytropy, and using effect is more preferable.
Description of the drawings
Fig. 1 is schematic block circuit diagram of the present utility model；
Fig. 2 is the circuit theory diagrams of the microprocessor；
Fig. 3 is the circuit theory diagrams of the infrared communication module；
Fig. 4 is the circuit theory diagrams of the PWM controller module by signal input circuit；
Fig. 5 is the circuit theory diagrams of the PWM controller blocks current control circuit；
Fig. 6 is the circuit theory diagrams of the PWM controller module control circuit.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model and operation principle are described in further detail.
As shown in figure 1, a kind of solar street light light adjusting circuit, including microprocessor, in the input of the microprocessor
The infrared communication module for receiving the control signal that Infrared Hand-Held terminal sends is connected with, the output end of the microprocessor is led to
Cross PWM controller module and be connected to drive circuit, the drive circuit is connected to the light emitting module of the solar street light, described
Microprocessor adjusts the size of drive circuit output voltage/electric current by PWM controller module, and the microprocessor can also basis
The infrared control signal of reception, PWM controller module described in Jing control the drive circuit and drive street lamp light emitting module to send not
With the light of brightness；And for the ease of unified management, the microprocessor, PWM controller module and infrared communication module are adopted
It is powered with power module, the power module includes solar panel and battery.
As shown in Fig. 2 the microprocessor can be made up of PIC16LF1824-I/SL single-chip microcomputers U9 and its peripheral circuit, should
Single-chip microcomputer U9's walks input and the output end that communication port TX/RX connects the infrared communication module, and the 9th of single-chip microcomputer U9 draws
Pin output 38KHz pulse signals drive the infrared communication module control signal tranmitting frequency, the signal of the single-chip microcomputer U9
Output end PWM-OUTPUT outputs control signals to the PWM controller module.
Referring to accompanying drawing 3, the infrared communication module includes infrared transmitting circuit and infrared receiving circuit, wherein infrared emission
Circuit to include triode Q6 and triode Q7, and the base stage of triode Q6 walks delivery outlet with single-chip microcomputer U9 Jing after resistance R56
TX connects, and the colelctor electrode of triode Q6 meets dc source VCC1, with light-emitting diodes after the emitter stage series resistor R61 of triode Q6
The negative electrode connection of pipe D16, the anode of light emitting diode D16 are connected with the colelctor electrode of the triode Q7, the base stage of triode Q7
The pulse signal of the 38KHz of single-chip microcomputer U9 outputs, the emitter stage of triode Q7 is input into after series resistor R57 as signal input part
Ground connection；The infrared receiving circuit adopts HM638RL-W infrared receiving terminals V1 and its peripheral circuit, is the infrared receiving terminal V1
Signal output part SIG walk signal input part RX with the single-chip microcomputer U9 and be connected.
From Fig. 4～Fig. 6 as can be seen that the PWM controller module include signal input circuit, current control circuit with
And control circuit, wherein described stimulus part includes LM2904 operational amplifier U8A, the positive of operational amplifier U8A
It is connected with the signal output part PWM-OUTPUT of the single-chip microcomputer U9 after input series resistance R71, operational amplifier U8A's is negative
Resistance R74 phase input Jing in parallel and resistance R77 is grounded, defeated after the output end series resistor R58 of the operational amplifier U8A
Go out current signal to the current control circuit, the electric signal that the single-chip microcomputer U9 is exported is carried out letter by the signal input circuit
Number enhanced processing so that the current control circuit is capable of the electric signal of normal process.
The current control circuit includes TSM103W operational amplifier U5A, the series resistor R42 of operational amplifier U5A
After connect power module, the normal phase input end of operational amplifier U5A is also connected after resistance R50 Jing parallel connection resistance R47
To the signal output part of the stimulus part, the negative-phase input series resistor R44 of operational amplifier U5A is followed by direct current
Source VREF, the negative-phase input are grounded with the common port also Jing resistance R43 of resistance R44, the output of the operational amplifier U5A
Rectify the output current control signal to after series diode D12, between the negative-phase input of operational amplifier U5A and output end
It is also associated with resistance R39 and electric capacity C34；
The control circuit is by TL494 fixed frequency pulse width modulated chip U2, LM5100 driving chip U4 and its periphery electricity
Road is constituted, and pulse width modulating chip U2 control signal inputs AMP1 connect the output end of the current control circuit, described
High level signal output end HO of driving chip U4, low level signal output end LO export low and high level signal, Jin Ertong respectively
Cross the light that the drive circuit control solar street light sends different brightness.
This circuit has two kinds of dimming modes：One is that PWM dimming modes, i.e. microcontroller adjust output according to control program
To the pulse signal of PWM controller module, so as to adjust the size of drive circuit output voltage/electric current, realize that street lamp lights mould
The brightness regulation of block；Two is infrared dimming mode, i.e., slap machine by Infrared Hand-Held and send infrared control signal, microcontroller according to
The infrared control signal of reception, adjusts the output to the pulse signal of PWM controller module, controls drive circuit output voltage/electricity
The size of stream, realizes the brightness regulation of street lamp light emitting module.
Claims (5)
1. a kind of solar street light light adjusting circuit, it is characterised in that：Including microprocessor, connect in the input of the microprocessor
The infrared communication module for receiving the control signal that Infrared Hand-Held terminal sends is connected to, the output end of the microprocessor passes through
PWM controller module is connected to drive circuit, and the drive circuit is connected to the light emitting module of the solar street light, described micro-
Processor adjusts the size of drive circuit output voltage/electric current by PWM controller module, and the microprocessor can also be according to connecing
The infrared control signal of receipts, PWM controller module described in Jing control the drive circuit and drive street lamp light emitting module to send difference
The light of brightness.
2. solar street light light adjusting circuit according to claim 1, it is characterised in that：The PWM controller module by
TL494 fixed frequency pulse width modulateds chip and its peripheral circuit are constituted.
3. solar street light light adjusting circuit according to claim 2, it is characterised in that：The microprocessor, PWM controller
Module and infrared communication module are powered using power module.
4. solar street light light adjusting circuit according to claim 1, it is characterised in that：The microprocessor can be by
PIC16LF1824-I/SL single-chip microcomputers and its peripheral circuit are constituted.
5. solar street light light adjusting circuit according to claim 3, it is characterised in that：The power module includes solar energy
Cell panel and battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620916369.1U CN206042470U (en) | 2016-08-19 | 2016-08-19 | Solar street lamp dimmer circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620916369.1U CN206042470U (en) | 2016-08-19 | 2016-08-19 | Solar street lamp dimmer circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206042470U true CN206042470U (en) | 2017-03-22 |
Family
ID=58307406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620916369.1U Active CN206042470U (en) | 2016-08-19 | 2016-08-19 | Solar street lamp dimmer circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206042470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106973474A (en) * | 2017-04-10 | 2017-07-21 | 安徽卓越电气有限公司 | A kind of street lighting electric power system based on PWM light-adjusting modules |
-
2016
- 2016-08-19 CN CN201620916369.1U patent/CN206042470U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106973474A (en) * | 2017-04-10 | 2017-07-21 | 安徽卓越电气有限公司 | A kind of street lighting electric power system based on PWM light-adjusting modules |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |