CN108471655A - A kind of LED light light adjusting and controlling device - Google Patents
A kind of LED light light adjusting and controlling device Download PDFInfo
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- CN108471655A CN108471655A CN201810494088.5A CN201810494088A CN108471655A CN 108471655 A CN108471655 A CN 108471655A CN 201810494088 A CN201810494088 A CN 201810494088A CN 108471655 A CN108471655 A CN 108471655A
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- 230000005611 electricity Effects 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 6
- 238000005286 illumination Methods 0.000 abstract description 8
- 206010039203 Road traffic accident Diseases 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Devices (AREA)
Abstract
The present invention provides a kind of LED light light adjusting and controlling device comprising:Input module, output module, feedback module and light-adjusting module;The input module includes:Input unit and control unit, the operating current of the input unit input LED light, the input unit are electrically connected with described control unit, and described control unit is electrically connected with the feedback module, and the feedback module includes:Feedback unit, the output module are electrically connected with the LED lamp panel of LED light, and the feedback unit is electrically connected with the light-adjusting module, and the light-adjusting module has input terminal and output end, the voltage of voltage=maximum output voltage output end of the output end.The LED light light adjusting and controlling device of the present invention can be solved in LED control device trouble or failures, and LED drivings still can export larger current or maximum current, keep LED light brightness higher, do not interfere with normal illumination.In application, traffic accident will not be caused because of the trouble or failure of LED control devices especially in tunnel.
Description
Technical field
The present invention relates to LED light control technology field more particularly to a kind of LED light light adjusting and controlling devices.
Background technology
With the getting worse of global energy crisis and climate warming problem, green energy conservation has become global common concern
Topic, people pass through various approach and find new power save mode.Illumination is the importance that the mankind consume the energy, in electric energy
In consumption, the ratio that developed country's electric consumption on lighting accounts for power generation total amount is 19%, and China has also reached 12%.With economic development,
The raising that the electric consumption on lighting in China will have large scale, therefore the research of green energy conservation illumination is increasingly taken seriously.
LED is after incandescent lamp, fluorescent lamp, high-intensity discharge lamp (such as high-pressure sodium lamp and golden halogen as a kind of solid-state cold light source
Lamp) after forth generation new light sources.Solid-state lighting based on white light LEDs is a kind of typical green illumination mode, with traditional light
Source is compared, and has the characteristics that energy-saving and environmental protection, long lifespan, small, safe and reliable.
However, when the failure of LED light adjusting and controlling devices or failure mode, control device exports low level or 0V is defeated
Go out, LED drivings at this time export smaller or minimum current, i.e., LED light power is smaller or minimum power, and brightness is also smaller, can influence
Normal illumination.Application especially in some tunnels, tunnel light is weaker, easy tos produce traffic accident.
Invention content
The present invention is intended to provide a kind of LED light light adjusting and controlling device, to overcome the deficiencies in the prior art.
In order to solve the above technical problems, the technical scheme is that:
A kind of LED light light adjusting and controlling device comprising:Input module, output module, feedback module and light-adjusting module;
The input module includes:Input unit and control unit, the operating current of the input unit input LED light,
The input unit is electrically connected with described control unit, and described control unit is electrically connected with the feedback module, the feedback mould
Block includes:Feedback unit, the output module are electrically connected with the LED lamp panel of LED light, the feedback unit and the light-adjusting module
Electrical connection, the light-adjusting module have input terminal and output end, voltage=maximum output voltage-output end of the output end
Voltage.
The improvement of LED light light adjusting and controlling device as the present invention, the input unit include:Firewire input terminal, zero curve
Input terminal and rectifier bridge, the firewire input terminal and zero curve input terminal are electrically connected through the rectifier bridge with described control unit.
The improvement of LED light light adjusting and controlling device as the present invention, described control unit include:Control chip U8, resistance
R14, resistance R15, resistance R16, capacitance C16, resistance R19, resistance R13, metal-oxide-semiconductor Q1, diode D8, resistance R8, capacitance C5, three
Pole pipe Q3, diode D1, resistance R23, zener diode ZD2;
Operating current from the input unit is successively through the resistance R14, resistance R15, resistance R16, capacitance C16
The control chip U8 power supplies, described to control described in the PWM drive signal warp that chip U8 is exported, resistance R19, resistance R13 drivings
The metal-oxide-semiconductor Q1, the supply current exported from the transformer is successively through the diode D8, resistance R8, capacitance C5, triode
Q3, diode D1, resistance R23, zener diode ZD2 power for the U8.
The improvement of LED light light adjusting and controlling device as the present invention, the model ICE2QS02G of the control chip U8.
The improvement of LED light light adjusting and controlling device as the present invention, the feedback unit includes feedback control loop, the feedback
Loop includes:Photoelectrical coupler U5, resistance R34, resistance R35, resistance R61, diode D5, diode D6, resistance R65, capacitance
C49, capacitance C17, double operational U1, resistance R67, capacitance C24, capacitance C28, resistance R66, resistance R36, resistance R37, resistance R43,
Resistance R52;
The 5 foot B+ of the double power amplifier U1 are electrically connected with capacitance C28,5 foot B+ also with resistance R36, resistance R37, resistance R43, electricity
R52 electrical connections are hindered, 6 foot B- are electrically connected with resistance R67, and 7 foot BO are electrically connected with the resistance R66 and capacitance C24, the 7 foot BO
It is also electrically connected with resistance R65, capacitance C49, diode D6, diode D5, the R34 and R35 are connected to the diode D6, two
Between pole pipe D5, the U5 is connected to the both ends the resistance R35, and 8 foot VCC are electrically connected with the capacitance C17 and resistance R61 respectively
It connects.
The improvement of LED light light adjusting and controlling device as the present invention, the light-adjusting module include:Resistance R1, resistance R2, electricity
Hinder R3, resistance R4, resistance R5, capacitance C1, capacitance C2, single amplifier U1, diode D12;
The pin 1 of the list amplifier U1 is electrically connected with resistance R1, and the capacitance C1 and resistance R2 are parallel to the amplifier U1
Pin 1 and resistance R1 between, pin 3 of the input terminal through the diode D12 resistance R4 and single amplifier U1 is electrically connected
It connects, the resistance R3 and capacitance C2 are parallel between the diode D12 resistance R4, and the output end is with single amplifier U1's
Pin 4 is electrically connected, and the both ends of the resistance R5 are electrically connected with the pin 3 of single amplifier U1 and pin 4.
The resistance value of the improvement of LED light light adjusting and controlling device as the present invention, the resistance R4 and resistance R5 are equal.
The improvement of LED light light adjusting and controlling device as the present invention, the maximum output voltage are 10V.
Compared with prior art, the beneficial effects of the invention are as follows:The LED light light adjusting and controlling device of the present invention can solve
When LED control device trouble or failures, LED driving still can export larger current or maximum current, make LED light brightness compared with
Height does not interfere with normal illumination.In application, will not cause to hand over because of the trouble or failure of LED control devices especially in tunnel
Interpreter's event.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in invention, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 is the module diagram of one specific implementation mode of LED light light adjusting and controlling device;
Fig. 2 is the circuit diagram of input module, feedback module in the LED light light adjusting and controlling device invented;
Fig. 3 is the circuit diagram of light-adjusting module in the LED light light adjusting and controlling device invented.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, the LED light light adjusting and controlling device includes:Input module, output module 4, feedback module and
Light-adjusting module 5.
The input module for realizing operating current input comprising:Input unit 1 and control unit 2, it is described defeated
Enter the operating current that unit 1 inputs LED light, the input unit 1 is electrically connected with described control unit 2, described control unit 2 and
The feedback module electrical connection.
Wherein, the input unit 1 includes:Firewire input terminal, zero curve input terminal and rectifier bridge, the firewire input terminal
It is electrically connected with described control unit 2 through the rectifier bridge with zero curve input terminal.
Described control unit 2 includes:Control chip U8, resistance R14, resistance R15, resistance R16, capacitance C16, resistance R19,
Resistance R13, metal-oxide-semiconductor Q1, diode D8, resistance R8, capacitance C5, triode Q3, diode D1, resistance R23, zener diode
ZD2.Preferably, the model ICE2QS02G of the control chip U8.
When described control unit 2 works, the operating current from the input unit 1 is successively through the resistance R14, resistance
R15, resistance R16, capacitance C16 power for the control chip U8, and the PWM drive signal of the control chip U8 outputs is through institute
It states, resistance R19, resistance R13 drive the metal-oxide-semiconductor Q1, and the supply current exported from the transformer is successively through the diode
D8, resistance R8, capacitance C5, triode Q3, diode D1, resistance R23, zener diode ZD2 power for the U8.
The feedback module includes:Feedback unit 3, the output module 4 are electrically connected with the LED lamp panel of LED light.It is described anti-
It includes feedback control loop to present unit 3, and the feedback control loop includes:Photoelectrical coupler U5, resistance R34, resistance R35, resistance R61, two
Pole pipe D5, diode D6, resistance R65, capacitance C49, capacitance C17, double operational U1, resistance R67, capacitance C24, capacitance C28, resistance
R66, resistance R36, resistance R37, resistance R43, resistance R52.
Specifically, in the feedback control loop, the 5 foot B+ of the double power amplifier U1 are electrically connected with capacitance C28,5 foot B+ also with resistance
R36, resistance R37, resistance R43, resistance R52 electrical connections, 6 foot B- are electrically connected with resistance R67,7 foot BO and the resistance R66 and electricity
Hold C24 electrical connections, the 7 foot BO is also electrically connected with resistance R65, capacitance C49, diode D6, diode D5, the R34 and R35
Be connected between the diode D6, diode D5, the U5 is connected to the both ends the resistance R35,8 foot VCC respectively with it is described
Capacitance C17 and resistance R61 electrical connections.
The feedback unit is electrically connected with the light-adjusting module 5, and the light-adjusting module 5 has input terminal and output end, institute
State the voltage of voltage=maximum output voltage-output end of output end.To by the light-adjusting module 5, control and fill in LED
When setting trouble or failure, LED drivings still can export larger current or maximum current, keep LED light brightness higher, do not interfere with
Normal illumination.
To achieve the goals above, the light-adjusting module 5 includes:Resistance R1, resistance R2, resistance R3, resistance R4, resistance
R5, capacitance C1, capacitance C2, single amplifier U1, diode D12.Wherein, the resistance value of the resistance R4 and resistance R5 is equal.
Specifically, the pin 1 of single amplifier U1 is electrically connected with resistance R1, described in the capacitance C1 and resistance R2 are parallel to
Between the pin 1 and resistance R1 of amplifier U1, pin of the input terminal through the diode D12 resistance R4 with single amplifier U1
3 electrical connections, the resistance R3 and capacitance C2 are parallel between the diode D12 resistance R4, the output end and the Dan Yun
The pin 4 for putting U1 is electrically connected, and the both ends of the resistance R5 are electrically connected with the pin 3 of single amplifier U1 and pin 4.
Preferably, the maximum output voltage is 10V.At this point, input terminal Vin is 0-10V voltages, output end vo ut is
10-0V voltages, voltage VA=R2/ (R1+R2) * VDD of the pin 1 of U1 are known if VA points take 5V by void is short:VA=VB=5V,
(Vin-VB)/R4=(VB-Vout)/R5, so Vin-VB=VB-Vout, i.e. Vin-5=5-Vout, Vin+Vout=10V.
That is Vin=0, Vout=10V, Vin=1V, Vout=9V ... etc..
In conclusion the LED light light adjusting and controlling device of the present invention can be solved in LED control device trouble or failures,
LED drivings still can export larger current or maximum current, keep LED light brightness higher, do not interfere with normal illumination.Especially
In application, traffic accident will not be caused because of the trouble or failure of LED control devices in tunnel.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (8)
1. a kind of LED light light adjusting and controlling device, which is characterized in that the LED light light adjusting and controlling device includes:It is input module, defeated
Go out module, feedback module and light-adjusting module;
The input module includes:Input unit and control unit, the operating current of the input unit input LED light are described
Input unit is electrically connected with described control unit, and described control unit is electrically connected with the feedback module, the feedback module packet
It includes:Feedback unit, the output module are electrically connected with the LED lamp panel of LED light, and the feedback unit is electrically connected with the light-adjusting module
It connects, the light-adjusting module has input terminal and output end, the electricity of voltage=maximum output voltage-output end of the output end
Pressure.
2. LED light light adjusting and controlling device according to claim 1, which is characterized in that the input unit includes:Firewire is defeated
Enter end, zero curve input terminal and rectifier bridge, the firewire input terminal and zero curve input terminal are single through the rectifier bridge and the control
Member electrical connection.
3. LED light light adjusting and controlling device according to claim 1, which is characterized in that described control unit includes:Control core
Piece U8, resistance R14, resistance R15, resistance R16, capacitance C16, resistance R19, resistance R13, metal-oxide-semiconductor Q1, diode D8, resistance R8,
Capacitance C5, triode Q3, diode D1, resistance R23, zener diode ZD2;
Operating current from the input unit is successively described through the resistance R14, resistance R15, resistance R16, capacitance C16
Chip U8 power supplies are controlled, it is described to control described in the PWM drive signal warp that chip U8 is exported, described in resistance R19, resistance R13 drivings
Metal-oxide-semiconductor Q1, from the transformer export supply current successively through the diode D8, resistance R8, capacitance C5, triode Q3,
Diode D1, resistance R23, zener diode ZD2 power for the U8.
4. LED light light adjusting and controlling device according to claim 3, which is characterized in that the model of the control chip U8
ICE2QS02G。
5. LED light light adjusting and controlling device according to claim 1, which is characterized in that the feedback unit includes feedback loop
Road, the feedback control loop include:Photoelectrical coupler U5, resistance R34, resistance R35, resistance R61, diode D5, diode D6, electricity
Hinder R65, capacitance C49, capacitance C17, double operational U1, resistance R67, capacitance C24, capacitance C28, resistance R66, resistance R36, resistance
R37, resistance R43, resistance R52;
The 5 foot B+ of the double power amplifier U1 are electrically connected with capacitance C28,5 foot B+ also with resistance R36, resistance R37, resistance R43, resistance R52
Electrical connection, 6 foot B- are electrically connected with resistance R67, and 7 foot BO are electrically connected with the resistance R66 and capacitance C24, the 7 foot BO also with electricity
R65, capacitance C49, diode D6, diode D5 electrical connections are hindered, the R34 and R35 are connected to the diode D6, diode D5
Between, the U5 is connected to the both ends the resistance R35, and 8 foot VCC are electrically connected with the capacitance C17 and resistance R61 respectively.
6. LED light light adjusting and controlling device according to claim 1, which is characterized in that the light-adjusting module includes:Resistance
R1, resistance R2, resistance R3, resistance R4, resistance R5, capacitance C1, capacitance C2, single amplifier U1, diode D12;
The pin 1 of the list amplifier U1 is electrically connected with resistance R1, and the capacitance C1 and resistance R2 are parallel to drawing for the amplifier U1
Between foot 1 and resistance R1, the input terminal is electrically connected through the diode D12 resistance R4 with the pin 3 of single amplifier U1, institute
It states resistance R3 and capacitance C2 to be parallel between the diode D12 resistance R4, the pin 4 of the output end and single amplifier U1
Electrical connection, the both ends of the resistance R5 are electrically connected with the pin 3 of single amplifier U1 and pin 4.
7. LED light light adjusting and controlling device according to claim 1, which is characterized in that the resistance of the resistance R4 and resistance R5
It is worth equal.
8. LED light light adjusting and controlling device according to claim 1, which is characterized in that the maximum output voltage is 10V.
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CN201810494088.5A CN108471655B (en) | 2018-05-22 | 2018-05-22 | Dimming control device for LED lamp |
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CN201810494088.5A CN108471655B (en) | 2018-05-22 | 2018-05-22 | Dimming control device for LED lamp |
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CN108471655B CN108471655B (en) | 2024-02-09 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110519901A (en) * | 2019-09-19 | 2019-11-29 | 深圳市紫光照明技术股份有限公司 | A kind of Intelligent lamp |
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JPS6471094A (en) * | 1987-09-10 | 1989-03-16 | Mitsubishi Electric Corp | Tunnel illumination adjusting device |
CN201854478U (en) * | 2010-10-07 | 2011-06-01 | 李彬林 | Street lamp control circuit for controlling any node based on digital technology |
JP2014078420A (en) * | 2012-10-11 | 2014-05-01 | Panasonic Corp | Light emitting element lighting device and lighting fixture using the same |
TW201601590A (en) * | 2014-12-23 | 2016-01-01 | 峒鑫科技股份有限公司 | Light emitting diode dimmer circuit |
CN204968169U (en) * | 2015-08-21 | 2016-01-13 | 广西交通科学研究院 | Tunnel LED dimming control system |
CN105992427A (en) * | 2015-01-30 | 2016-10-05 | 峒鑫科技股份有限公司 | Light-emitting diode dimming circuit |
-
2018
- 2018-05-22 CN CN201810494088.5A patent/CN108471655B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6471094A (en) * | 1987-09-10 | 1989-03-16 | Mitsubishi Electric Corp | Tunnel illumination adjusting device |
CN201854478U (en) * | 2010-10-07 | 2011-06-01 | 李彬林 | Street lamp control circuit for controlling any node based on digital technology |
JP2014078420A (en) * | 2012-10-11 | 2014-05-01 | Panasonic Corp | Light emitting element lighting device and lighting fixture using the same |
TW201601590A (en) * | 2014-12-23 | 2016-01-01 | 峒鑫科技股份有限公司 | Light emitting diode dimmer circuit |
CN105992427A (en) * | 2015-01-30 | 2016-10-05 | 峒鑫科技股份有限公司 | Light-emitting diode dimming circuit |
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Cited By (1)
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CN110519901A (en) * | 2019-09-19 | 2019-11-29 | 深圳市紫光照明技术股份有限公司 | A kind of Intelligent lamp |
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