CN206948658U - A kind of energy-saving LED display device - Google Patents
A kind of energy-saving LED display device Download PDFInfo
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- CN206948658U CN206948658U CN201720463288.5U CN201720463288U CN206948658U CN 206948658 U CN206948658 U CN 206948658U CN 201720463288 U CN201720463288 U CN 201720463288U CN 206948658 U CN206948658 U CN 206948658U
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- electric capacity
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Abstract
The utility model discloses a kind of energy-saving LED display device in lighting technical field,Including solar panels,Solar panels charge a battery,Battery is powered to LED drive circuit,LED drive circuit includes power supply VCC,Power supply VCC connection LED D2 positive poles,LED D2 negative pole connects resistance R1 one end and IGCT VS1 anode respectively,The resistance R1 other ends connect adjustable resistance Res one end and resistance R2 one end respectively,The adjustable resistance Res other ends connect neon tube N one end and electric capacity C1 one end respectively,Neon tube N other ends connection IGCT VS1 control pole,The resistance R2 other ends connect diode D1 positive pole and photo resistance Rs one end respectively,Diode D1 negative pole connection electric capacity C1 one end,IGCT VS1 negative electrode,The electric capacity C1 other ends and the photo resistance Rs other ends are grounded；The utility model can automatically adjust the brightness of LED, save electric energy.
Description
Technical field
LED display device is the utility model is related to, more particularly to one kind automatically adjusts LED according to external environment light
The display device of brightness.
Background technology
LED is a kind of common light fixture, and it is widely applied to every field, in the public work such as bus platform, street lamp
Have in application field, the illumination brightness of LED is fixed and dependence public electric wire net supplies power for, in existing LED matrix, in vain
It when, controller control LED close, when becoming duskiness etc. the colour of sky, controller control LED open, controller
In to LED open and close time limit, either open otherwise close, the brightness constancy of LED can not be according to outer
Boundary's environment automatically adjusts the brightness of LED, causes the waste of electric energy；Meanwhile the solar energy in natural environment can not be utilized to enter
Row power supply, is unfavorable for sustainable development, wastes the energy.
Utility model content
The utility model provides a kind of energy-saving LED display device, solves the technical problem that electric energy wastes in the prior art,
The utility model realizes the utilization of solar energy, can automatically adjust the brightness of LED, saves electric energy.
What the purpose of this utility model was realized in：A kind of energy-saving LED display device, including solar panels, it is described too
Positive energy plate charges a battery, and the battery gives LED drive circuit to power, and the LED drive circuit is according to ambient light according to strong
The brightness of degree regulation LED, LED drive circuit include power supply VCC, power supply VCC connection LED D2 positive poles, the LED lamps D2
Negative pole connect resistance R1 one end and IGCT VS1 anode respectively, the resistance R1 other ends connect adjustable resistance Res respectively
One end and resistance R2 one end, the adjustable resistance Res other ends connect neon tube N one end and electric capacity C1 one end, the neon tube N respectively
Other end connection IGCT VS1 control pole, the resistance R2 other ends connect diode D1 positive pole and photo resistance respectively
Rs one end, diode D1 negative pole connection electric capacity C1 one end, negative electrode, the electric capacity C1 other ends and the photosensitive electricity of the IGCT VS1
The resistance Rs other ends are grounded, and LED D2 is one group of light emitting diode.
During utility model works, solar panels charge a battery, and battery supplies to the power supply VCC of LED drive circuit
Electricity, DC voltage are charged by resistance R1 and adjustable resistance Res to electric capacity C1, and the voltage being charged on electric capacity C1 is added by neon tube N
Onto IGCT VS1 control poles, when voltage rises to a certain extent on electric capacity C1, neon tube N is bright, and the voltage on electric capacity C1 is added
Onto IGCT VS1 control poles, turn on IGCT VS1, LED D2 is lighted, and the average voltage on electric capacity C1 is bigger, LED
D2 brighter display, otherwise LED D2 brightness D2 brightness is darker, when the undertension on electric capacity C1 so that neon tube N starters
When, IGCT VS1 is not turned on, and LED D2 does not work；When the light of external environment is very strong, photo resistance Rs resistance very little, electric capacity
The upper voltage very littles of C1, can not make neon tube N starters, and IGCT VS1 can not be turned on, and LED D2 does not work；When the light of external environment is micro-
When dark, photo resistance Rs resistance is larger, and voltage becomes big on electric capacity C1, neon tube starter, and the voltage on electric capacity C1 is added to IGCT
In VS1 control poles, IGCT VS1 conductings, LED D2 is lit, now, LED D2 brightness duskiness；When the light of external environment
Line is very dark, i.e., into night when, photo resistance Rs resistance is very big, and the charging voltage on electric capacity C1 is very big, and IGCT VS1's leads
Logical time length, LED D2 brightness are big；In addition, the charging interval that adjustable adjustable resistance Res resistances can change electric capacity C1 is normal
Number, to adjust LED D2 brightness；It is of the present utility model simple in construction, the utilization of solar energy is realized, saves the energy, can basis
The automatic brightness adjustment LED D2 of ambient brightness, ensure illuminate on the premise of, ensure LED it is longer when lighting
Between；It can be applied in the illumination work of litterbin or bus platform.
In order to further improve the reliability of utility model works, be serially connected between power supply and the IGCT anode to
Few two groups of light emitting diodes；In this design, by some groups of light emitting diodes of setting, cause to fill after preventing 1 LED damage
Putting to be lit, and ensure that device work is relatively reliable.
In order that the voltage that is filled with of battery is more stable, voltage described in solar panels by controller for solar to storing
Battery charges.
In order to input the voltage of suitable LED work, the battery supplies by power-switching circuit to LED drive circuit
Electricity；In this design, the voltage of battery output is converted into the voltage for being adapted to LED work through Power convert change-over circuit, makes dress
Put safer during work.
Brief description of the drawings
Fig. 1 is structure connection block diagram of the present utility model.
Fig. 2 is the LED drive circuit figure one in the utility model.
Fig. 3 is the LED drive circuit figure two in the utility model.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1
A kind of energy-saving LED display device as illustrated in fig. 1 and 2, including solar panels, solar panels pass through solar control
Device is charged a battery, and battery is powered by power-switching circuit to LED drive circuit, and LED drive circuit is according to ambient light
According to the brightness of intensity adjustment LED, LED drive circuit includes power supply VCC, power supply VCC connection LED D2 positive poles, LED lamps D2
Negative pole connects resistance R1 one end and IGCT VS1 anode respectively, the resistance R1 other ends connect respectively adjustable resistance Res one end and
Resistance R2 one end, the adjustable resistance Res other ends connect neon tube N one end and electric capacity C1 one end, electric capacity C1 other ends ground connection, neon respectively
Pipe N other ends connection IGCT VS1 control pole, the resistance R2 other ends connect diode D1 positive pole and photo resistance Rs respectively
One end, diode D1 negative pole connection electric capacity C1 one end, IGCT VS1 negative electrode, the electric capacity C1 other ends and photo resistance Rs are another
One end is grounded, and LED D2 is one group of light emitting diode.
During utility model works, solar panels charge a battery, and battery supplies to the power supply VCC of LED drive circuit
Electricity, DC voltage are charged by resistance R1 and adjustable resistance Res to electric capacity C1, and the voltage being charged on electric capacity C1 is added by neon tube N
Onto IGCT VS1 control poles, when voltage rises to a certain extent on electric capacity C1, neon tube N is bright, and the voltage on electric capacity C1 is added
Onto IGCT VS1 control poles, turn on IGCT VS1, LED D2 is lighted, and the average voltage on electric capacity C1 is bigger, LED
D2 brighter display, otherwise LED D2 brightness D2 brightness is darker, when the undertension on electric capacity C1 so that neon tube N starters
When, IGCT VS1 is not turned on, and LED D2 does not work；When the light of external environment is very strong, photo resistance Rs resistance very little, electric capacity
The upper voltage very littles of C1, can not make neon tube N starters, and IGCT VS1 can not be turned on, and LED D2 does not work；When the light of external environment is micro-
When dark, photo resistance Rs resistance is larger, and voltage becomes big on electric capacity C1, neon tube starter, and the voltage on electric capacity C1 is added to IGCT
In VS1 control poles, IGCT VS1 conductings, LED D2 is lit, now, LED D2 brightness duskiness；When the light of external environment
Line is very dark, i.e., into night when, photo resistance Rs resistance is very big, and the charging voltage on electric capacity C1 is very big, and IGCT VS1's leads
Logical time length, LED D2 brightness are big；In addition, the charging interval that adjustable adjustable resistance Res resistances can change electric capacity C1 is normal
Number, to adjust LED D2 brightness；It is of the present utility model simple in construction, the utilization of solar energy is realized, saves the energy, can basis
The automatic brightness adjustment LED D2 of ambient brightness, ensure illuminate on the premise of, ensure LED it is longer when lighting
Between；It can be applied in the illumination work of litterbin or bus platform.
Embodiment 2
A kind of energy-saving LED display device as shown in Figure 3, the present embodiment and the difference of embodiment 1 be, power supply
Be serially connected with 3 groups of light emitting diodes between VCC and IGCT VS1 anode, i.e. it is in parallel between every group of light emitting diode.
The course of work of the present utility model and the above are essentially identical, unlike, after 1 LED D2 of the above breaks down, dress
Put and be no longer lit；After 1 LED D2 in the present embodiment breaks down, the present apparatus still can be lit, relatively reliable during work.
Be not limited to above-described embodiment, can be concatenated between power supply VCC and IGCT VS1 anodes 2,4,5 groups it is even more multigroup
Light emitting diode, on the basis of technical scheme disclosed in the utility model, those skilled in the art is according to disclosed skill
Art content, it is not necessary to which performing creative labour can makes some to some of which technical characteristic and replaces and deform, and these are replaced
Change and deform in the protection domain of utility model.
Claims (4)
1. a kind of energy-saving LED display device, it is characterised in that including solar panels, the solar panels charge a battery, institute
State battery to power to LED drive circuit, brightness of the LED drive circuit according to ambient light according to intensity adjustment LED, LED
Drive circuit includes power supply VCC, power supply VCC connection LED D2 positive poles, and the negative pole of the LED lamps D2 connects resistance R1 mono- respectively
End and IGCT VS1 anode, the resistance R1 other ends connect adjustable resistance Res one end and resistance R2 one end respectively, described
The adjustable resistance Res other ends connect neon tube N one end and electric capacity C1 one end respectively, the neon tube N other ends connection IGCT VS1's
Control pole, the resistance R2 other ends connect diode D1 positive pole and photo resistance Rs one end, diode D1 negative pole respectively
Electric capacity C1 one end is connected, negative electrode, the electric capacity C1 other ends and the photo resistance Rs other ends of the IGCT VS1 are grounded, LED
D2 is one group of light emitting diode.
A kind of 2. energy-saving LED display device according to claim 1, it is characterised in that power supply and the IGCT anode
Between be serially connected with least two groups of light emitting diodes.
3. a kind of energy-saving LED display device according to claim 1 or 2, it is characterised in that the solar panels are by too
Positive energy controller charges a battery.
4. a kind of energy-saving LED display device according to claim 1 or 2, it is characterised in that the battery passes through power supply
Change-over circuit is powered to LED drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463288.5U CN206948658U (en) | 2017-04-28 | 2017-04-28 | A kind of energy-saving LED display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463288.5U CN206948658U (en) | 2017-04-28 | 2017-04-28 | A kind of energy-saving LED display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206948658U true CN206948658U (en) | 2018-01-30 |
Family
ID=61358886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720463288.5U Expired - Fee Related CN206948658U (en) | 2017-04-28 | 2017-04-28 | A kind of energy-saving LED display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206948658U (en) |
-
2017
- 2017-04-28 CN CN201720463288.5U patent/CN206948658U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 Termination date: 20210428 |