CN105163452A - LED (Light Emitting Diode) advertising board control circuit and LED advertising board - Google Patents
LED (Light Emitting Diode) advertising board control circuit and LED advertising board Download PDFInfo
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- CN105163452A CN105163452A CN201510620627.1A CN201510620627A CN105163452A CN 105163452 A CN105163452 A CN 105163452A CN 201510620627 A CN201510620627 A CN 201510620627A CN 105163452 A CN105163452 A CN 105163452A
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 238000005286 illumination Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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Abstract
The invention belongs to the field of LED (Light Emitting Diode) display control, and provides an LED advertising board control circuit and an LED advertising board. In the embodiments of the invention, an electrical energy conversion module converts solar energy into electrical energy, the electrical energy is stored and continuously supplied to a main control module and a driving circuit, the main control module outputs a driving signal to the driving circuit according to the external light intensity, the driving circuit supplies power to an LED display module and outputs a first driving signal to the LED display module according to the driving signal, and the LED display module is lightened according to the first driving signal, so that the LED advertising board can be supplied with power by using the solar energy, the electric bill of a merchant is saved and the cost output of the merchant is reduced.
Description
Technical field
The invention belongs to LED display and control field, particularly a kind of LED billboard control circuit and LED billboard.
Background technology
The market economy system of today be the large production of socialization of setting up in the world basis on, information is the necessary condition of enterprise's survival and development, and enterprise must make consumer understand regarding commodity information, could obtain by the chance selected.Advertisement by Information Communication, link up produce and production, production and circulation, production and supplyment, contacting between circulation and consumption, become the requisite information channel of enterprise.
Increasing businessman is provided with LED billboard and sells product raising sales volume for publicity before StoreFront now, and LED billboard is general more eye-catching at night, power for LED billboard whole night and can consume a large amount of electric energy, particularly long-term use month after month, improves the operating cost of businessman.
Summary of the invention
The object of the present invention is to provide a kind of LED billboard control circuit, be intended to solve existing LED billboard power consumption large, improve the problem of businessman's operating cost.
The present invention is achieved in that a kind of LED billboard control circuit, comprising: electric energy conversion module, main control module, drive circuit and LED display module;
The power output end of described electric energy conversion module connects the power end of described main control module, the control end of described main control module connects the controlled end of described drive circuit, the power end of described drive circuit connects the power output end of described electric energy conversion module, the power output end of described drive circuit connects the power end of described LED display module, and the first control end of described drive circuit connects the first controlled end of described LED display module;
Solar energy is converted to electric energy and is stored by described electric energy by described electric energy conversion module by day, be continuously described main control module and drive circuitry simultaneously, described main control module according to extraneous intensity of illumination to described drive circuit output drive signal, described drive circuit is that described LED display module is powered and exports the first drive singal according to described drive singal to described LED display module, and described LED display module is lighted according to described first drive singal.
Another object of the present invention is also to provide a kind of LED billboard comprising above-mentioned LED billboard control circuit.
In embodiments of the present invention, solar energy is converted to electric energy and is stored by described electric energy by described electric energy conversion module by day, be continuously described main control module and drive circuitry simultaneously, described main control module according to extraneous intensity of illumination to described drive circuit output drive signal, described drive circuit is that described LED display module is powered and exports the first drive singal according to described drive singal to described LED display module, described LED display module is lighted according to described first drive singal, LED billboard can be used solar powered, thus save businessman's electricity charge, reduce businessman's cost output.
Accompanying drawing explanation
Fig. 1 is the function structure chart of the LED billboard control circuit that the embodiment of the present invention provides;
Fig. 2 is the exemplary circuit structure chart of the LED billboard control circuit that the embodiment of the present invention provides;
Fig. 3 is the function structure chart of the LED billboard control circuit that another embodiment of the present invention provides;
Fig. 4 is the exemplary circuit structure chart of the LED billboard control circuit that another embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The embodiment of the present invention comprises the LED billboard control circuit of described electric energy conversion module, described main control module, described drive circuit and described LED display module by adopting, solve LED billboard power consumption large, improves the problem of businessman's operating cost.
Fig. 1 shows the modular structure of the LED billboard control circuit that the embodiment of the present invention provides, and for convenience of explanation, illustrate only part related to the present invention, details are as follows:
This LED billboard control circuit comprises electric energy conversion module 100, main control module 200, drive circuit 300 and LED display module 400;
The output of electric energy conversion module 100 connects the power end of main control module 200, the control end of main control module 200 connects the controlled end of drive circuit 300, the power end of drive circuit 300 connects the output of electric energy conversion module 100, the power output end of drive circuit 300 connects the power end of LED display module 400, and the first control end of drive circuit 300 connects the first controlled end of LED display module 400;
Solar energy is converted to electric energy and is stored by electric energy by electric energy conversion module 100 by day, be continuously main control module 200 to power with drive circuit 300 simultaneously, main control module 200 according to extraneous intensity of illumination to drive circuit 300 output drive signal, drive circuit 300 is powered for LED display module 400 and exports the first drive singal according to drive singal to LED display module 400, and LED display module 400 is lighted (LED module) according to the first drive singal.
In embodiments of the present invention, the first drive singal can be interrupted low level signal.
Fig. 2 shows the exemplary circuit structure of the LED billboard control circuit that the embodiment of the present invention provides, and for convenience of explanation, illustrate only part related to the present invention, details are as follows:
As one embodiment of the invention, electric energy conversion module 100 comprises:
Solar panel PV1, charge controller M1 and storage battery BT1;
The positive pole of solar panel PV1 connects the cell panel anode PP of charge controller M1, the negative pole of solar panel PV1 connects the cell panel negative terminal PN of charge controller M1, the positive pole of storage battery BT1 connects the charging anode BP of charge controller M1, the negative pole of storage battery BT1 connects the charging negative terminal BN of charge controller M1, the power supply output plus terminal OP of charge controller M1 is the power output end of electric energy conversion module 100, and the power supply of charge controller M1 exports negative terminal ON ground connection.
As one embodiment of the invention, main control module 200 comprises:
Photo resistance RG1, potentiometer RP1, resistance R1 and electric capacity C1;
The first end of photo resistance RG1 is the power end of main control module 200, second end of photo resistance RG1 connects the first end of potentiometer RP1, the first end of the second end contact resistance R1 of potentiometer RP1, the adjustable side of potentiometer RP1 and the positive pole of electric capacity C1 connect the control end forming main control module 200 altogether, and the negative pole of resistance R1 and electric capacity C1 is connected to ground altogether.
In embodiments of the present invention, user is by the level of the potential value adjustment drive singal of regulator potentiometer RP1, make main control module 200 output drive signal under different extraneous intensities of illumination, reach the object making LED billboard control circuit adapt to local actual light conditions.
As one embodiment of the invention, drive circuit 300 comprises driving chip U1 and electric capacity C2;
The power end VCC of driving chip U1 is the power end of drive circuit 300, the controlled end VS of driving chip U1 is the controlled end of drive circuit 300, the power output end VRO of driving chip U1 is the power output end of drive circuit 300, the first control end LBD of driving chip U1 is the first control end of drive circuit 300, the earth terminal GND ground connection of driving chip, the external capacitive end EC of driving chip U1 connects the positive pole of electric capacity C2, the minus earth of electric capacity C2.
In embodiments of the present invention, the voltage detecting alarm chip of driving chip U1 can be model be M5232L or M5232FP.
As one embodiment of the invention, LED display module 400 comprises resistance R2 and LED module LP1;
The first end of resistance R2 is the power end of LED display module 400, and second end of resistance R2 and the positive pole of LED module LP1 connect the first controlled end forming LED display module 400, the minus earth of LED module LP1 altogether.
In an alternative embodiment of the invention, as shown in Figure 3, second control end of drive circuit 300 also can connect the second controlled end of LED display module 400, and exports the second drive singal according to drive singal to LED display module 400, and the second drive singal can be continuous print low level signal.
Fig. 4 shows the exemplary circuit structure of the LED billboard control circuit that another embodiment of the present invention provides, and for convenience of explanation, illustrate only part related to the present invention, details are as follows:
As another embodiment of the present invention, drive circuit 300 comprises driving chip U1 and electric capacity C2;
The power end VCC of driving chip U1 is the power end of drive circuit 300, the controlled end VS of driving chip U1 is the controlled end of drive circuit 300, the power output end VRO of driving chip U1 is the power output end of drive circuit 300, the first control end LBD of driving chip U1 is the first control end of drive circuit 300, the second control end LO of driving chip U1 is the second control end of drive circuit 300, the earth terminal GND ground connection of driving chip U1, the external capacitive end EC of driving chip U1 connects the positive pole of electric capacity C2, the minus earth of electric capacity C2.
In embodiments of the present invention, the voltage detecting alarm chip of driving chip U1 can be model be M5232L or M5232FP.
As another embodiment of the present invention, LED display module 400 comprises:
Resistance R2, LED module LP1 and indicator light SP1;
The first end of resistance R2 is the power end of LED display module 400, second end of resistance R2 and the positive pole of LED module LP1 connect the first controlled end forming LED display module 400 altogether, the minus earth of LED module LP1, the first end of the first end contact resistance R2 of indicator light SP1, second end of indicator light SP1 is the second controlled end of LED display module 400.
In the another embodiment of the present invention shown in Fig. 4, consistent shown in the internal structure of electric energy conversion module 100 and main control module 200 and above-mentioned Fig. 2, and operation principle is also identical, therefore repeats no more.
Below in conjunction with Fig. 4, the operation principle of above-mentioned LED billboard control circuit is described further:
By day when solar irradiation abundance, solar energy is converted to electric energy to solar panel PV1 and by power delivery to charge controller M1, power delivery stores to storage battery BT1 by charge controller M1, exports electric energy for rear end equipment is powered simultaneously.Photo resistance RG1, owing to being subject to illumination, is in low impedance state.Now the controlled end VS of driving chip U1 receives the high level signal come by potentiometer RP1 and resistance R1 dividing potential drop, and driving chip U1 does not work.
When night, illumination was more weak, the electric energy of storage battery BT1 exports as rear end equipment is powered by charge controller M1.Photo resistance RG1 is not enough due to the illumination be subject to, and is in high impedance status.Now the controlled end VS of driving chip U1 receives the low level signal come by photo resistance RG1, potentiometer RP1 and resistance R1 dividing potential drop, driving chip U1 exports interrupted low level signal and continuous print low level signal respectively by its first control end LBD and the second control end LO, LED module LP1 sends light signal, is carried out the instruction of normal operating conditions by indicator light SP1.
In sum, in the LED billboard control circuit of the embodiment of the present invention, as long as the potential value of regulator potentiometer RP1, LED display module 400 just can be made to open under predetermined extraneous intensity of illumination or close, avoid human negligence and the LED module LP1 caused normally does not open.Utilize solar powered simultaneously, both solved electric energy, eliminate again the trouble laying power line.
Another object of the embodiment of the present invention is also to provide a kind of LED billboard comprising above-mentioned LED billboard control circuit.
In embodiments of the present invention, solar energy is converted to electric energy and is stored by described electric energy by described electric energy conversion module by day, be continuously described main control module and drive circuitry simultaneously, described main control module according to extraneous intensity of illumination to described drive circuit output drive signal, described drive circuit is that described LED display module is powered and exports the first drive singal according to described drive singal to described LED display module, described LED display module is lighted according to described first drive singal, LED billboard can be used solar powered, thus save businessman's electricity charge, reduce businessman's cost output.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a LED billboard control circuit, is characterized in that, comprising: electric energy conversion module, main control module, drive circuit and LED display module;
The power output end of described electric energy conversion module connects the power end of described main control module, the control end of described main control module connects the controlled end of described drive circuit, the power end of described drive circuit connects the power output end of described electric energy conversion module, the power output end of described drive circuit connects the power end of described LED display module, and the first control end of described drive circuit connects the first controlled end of described LED display module;
Solar energy is converted to electric energy and is stored by described electric energy by described electric energy conversion module by day, be continuously described main control module and described drive circuitry simultaneously, described main control module according to extraneous intensity of illumination to described drive circuit output drive signal, described drive circuit is that described LED display module is powered and exports the first drive singal according to described drive singal to described LED display module, and described LED display module is lighted according to described first drive singal.
2. LED billboard control circuit as claimed in claim 1, it is characterized in that, described electric energy conversion module comprises:
Solar panel, charge controller and storage battery;
The positive pole of described solar panel connects the cell panel anode of described charge controller, the negative pole of described solar panel connects the cell panel negative terminal of described charge controller, the positive pole of described storage battery connects the charging anode of described charge controller, the negative pole of described storage battery connects the charging negative terminal of described charge controller, the power supply output plus terminal of described charge controller is the power output end of described electric energy conversion module, and the power supply of described charge controller exports negativing ending grounding.
3. LED billboard control circuit as claimed in claim 1, it is characterized in that, described main control module comprises:
Photo resistance, potentiometer, resistance R1 and electric capacity C1;
The first end of described photo resistance is the power end of described main control module, second end of described photo resistance connects the first end of described potentiometer, second end of described potentiometer connects the first end of described resistance R1, the adjustable side of described potentiometer and the positive pole of described electric capacity C1 connect the control end forming described main control module altogether, and the negative pole of described resistance R1 and described electric capacity C1 is connected to ground altogether.
4. LED billboard control circuit as claimed in claim 1, it is characterized in that, described drive circuit comprises driving chip and electric capacity C2;
The power end of described driving chip is the power end of described drive circuit, the controlled end of described driving chip is the controlled end of described drive circuit, the power output end of described driving chip is the power output end of described drive circuit, first control end of described driving chip is the first control end of described drive circuit, the earth terminal ground connection of described driving chip, the external capacitive end of described driving chip connects the positive pole of described electric capacity C2, the minus earth of described electric capacity C2.
5. LED billboard control circuit as claimed in claim 1, it is characterized in that, LED display module comprises resistance R2 and LED module;
The first end of described resistance R2 is the power end of described LED display module, and second end of described resistance R2 and the positive pole of described LED module connect the first controlled end forming described LED display module, the minus earth of described LED module altogether.
6. LED billboard control circuit as claimed in claim 1, it is characterized in that, second control end of described drive circuit also can connect the second controlled end of described LED display module, and described drive circuit exports the second drive singal according to described drive singal to described LED display module.
7. LED billboard control circuit as claimed in claim 6, it is characterized in that, described drive circuit comprises driving chip U1 and electric capacity C2;
The power end of described driving chip is the power end of described drive circuit, the controlled end of described driving chip is the controlled end of described drive circuit, the power output end of described driving chip is the power output end of described drive circuit, first control end of described driving chip is the first control end of described drive circuit, second control end of described driving chip is the second control end of described drive circuit, the earth terminal ground connection of described driving chip, the external capacitive end of described driving chip connects the positive pole of described electric capacity C2, the minus earth of described electric capacity C2.
8. LED billboard control circuit as claimed in claim 6, it is characterized in that, described LED display module comprises:
Resistance R2, LED module and indicator light;
The first end of described resistance R2 is the power end of described LED display module, second end of described resistance R2 and the positive pole of described LED module connect the first controlled end forming described LED display module altogether, the minus earth of described LED module, the first end of described indicator light connects the first end of described resistance R2, and the second end of described indicator light is the second controlled end of described LED display module.
9. a LED billboard, comprises housing, it is characterized in that, described LED billboard also comprises the LED billboard control circuit as described in any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510620627.1A CN105163452A (en) | 2015-09-27 | 2015-09-27 | LED (Light Emitting Diode) advertising board control circuit and LED advertising board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510620627.1A CN105163452A (en) | 2015-09-27 | 2015-09-27 | LED (Light Emitting Diode) advertising board control circuit and LED advertising board |
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| Publication Number | Publication Date |
|---|---|
| CN105163452A true CN105163452A (en) | 2015-12-16 |
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|---|---|---|---|
| CN201510620627.1A Pending CN105163452A (en) | 2015-09-27 | 2015-09-27 | LED (Light Emitting Diode) advertising board control circuit and LED advertising board |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102316645A (en) * | 2011-09-08 | 2012-01-11 | 浙江尖山光电股份有限公司 | Solar-power-supply intelligent light emitting diode (LED) illumination system and control method |
| CN102646378A (en) * | 2011-02-18 | 2012-08-22 | 张一熙 | Solar electronic billboard system |
| CN104214656A (en) * | 2013-05-30 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Warning light circuit and warning device |
-
2015
- 2015-09-27 CN CN201510620627.1A patent/CN105163452A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646378A (en) * | 2011-02-18 | 2012-08-22 | 张一熙 | Solar electronic billboard system |
| CN102316645A (en) * | 2011-09-08 | 2012-01-11 | 浙江尖山光电股份有限公司 | Solar-power-supply intelligent light emitting diode (LED) illumination system and control method |
| CN104214656A (en) * | 2013-05-30 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Warning light circuit and warning device |
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Application publication date: 20151216 |
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