CN203934044U - A kind of LED lamp driving power circuit - Google Patents
A kind of LED lamp driving power circuit Download PDFInfo
- Publication number
- CN203934044U CN203934044U CN201420221788.4U CN201420221788U CN203934044U CN 203934044 U CN203934044 U CN 203934044U CN 201420221788 U CN201420221788 U CN 201420221788U CN 203934044 U CN203934044 U CN 203934044U
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- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses a kind of LED lamp driving power circuit, comprise power supply, optical-electric module, data analysis module, data processing module, drive current generation module, LED load, described power supply is electrically connected with drive current generation module, optical-electric module is connected with data analysis module, optical-electric module is analyzed required analog quantity for data analysis module provides, described data analysis module is connected with data processing module, data processing module receives the analog quantity from data analysis module, and export relevant data, drive current generation module is electrically connected with LED load, drive current generation module receives the driving power from power supply, provide drive current to LED load, the utility model is by the light intensity condition of relevant Photoelectric Detection equipment Inspection prevailing circumstances, by relevant data processing and analysis, under current environmental condition, with the LED brightness of saving the energy most, LED is lighted, in having saved energy consumption, LED can launch soft light.
Description
[technical field]
The utility model relates to the technical field of the technical field of drive circuit, particularly LED drive circuit.
[background technology]
LED illumination market is considered to LED application most important, most with prospects always.All in all, macro environment is highly beneficial for the development of LED illumination application, and main manifestations is: 1 energy-saving and emission-reduction become the subject under discussion of global concern and actively pushed forward; 2 conventional light source technology growths are slow, face development bottleneck; The progress of 3LED lighting technology and cost constantly reduce, and long market obstacle is little.LED fluorescent lamp is compared incandescent lamp and is economized on electricity up to more than 80%, and it is more than 10 times that the life-span is common fluorescent tube, is almost non-maintaining, do not have the problem that will often change fluorescent tube, ballast, starter, and the expense of saving approximately over a year just can gain cost.The semiconductor light sources of environmental type, light is soft, and spectroscopic pure is conducive to workman's sight protectio and healthy, and the cold light source of 6000K, to visually refrigerant impression of people, contributes to concentrate on, and raises the efficiency.But conducting vigorous propaganda in society under the background of energy-saving and emission-reduction, studied by people for the optimization of LED illumination always.The adjusting of LED brightness is the big event of research.The a large amount of use of LED billboard on market, but these product major parts do not have the function of brightness regulation.This has also caused the waste of resource.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly, a kind of LED lamp driving power circuit is proposed, can make LED before lighting, by the light intensity condition of relevant Photoelectric Detection equipment Inspection prevailing circumstances, by relevant data processing and analysis, under current environmental condition, with the LED brightness of saving the energy most, LED is lighted, in having saved energy consumption, LED can launch soft light.
For achieving the above object, the utility model proposes a kind of LED lamp driving power circuit, comprise power supply, optical-electric module, data analysis module, data processing module, drive current generation module, LED load, described power supply is electrically connected with drive current generation module, power supply provides driving power for drive current generation module, described optical-electric module is connected with data analysis module, optical-electric module is analyzed required analog quantity for data analysis module provides, described data analysis module is connected with data processing module, data processing module receives the analog quantity from data analysis module, and export relevant data, described drive current generation module is electrically connected with LED load, drive current generation module receives the driving power from power supply, provide drive current by relevant conversion to LED load.
As preferably, described optical-electric module is provided with photoelectric switching circuit, gain amplifier part, the first filter circuit, A/D converter part, photoelectric switching circuit converts light intensity to digital quantity and transfers out, the digital quantity of photoelectric switching circuit output is amplified output by gain amplifier part, interference signal in the digital quantity of the first filter circuit removal gain amplifier part output, the digital quantity of the first filter circuit output is changed into analog output by A/D converter part.
As preferably, described photoelectric switching circuit is provided with photoelectric cell, the first resistance, electric capacity, the first operational amplifier, the second resistance, the 3rd resistance, the second operational amplifier, photoelectric cell produces photoelectric current, photoelectric cell is silicon photocell, the first resistance is in parallel with the first resistance, the second resistance is connected with the 3rd resistance, and the second operational amplifier output photoelectric is pressed, second resistance one end ground connection.
As preferably, described data processing module is provided with database, and database storage has the control data under corresponding light intensity condition.
As preferably, described drive current generation module is provided with protective circuit, the second filter circuit, rectification circuit, transformer, high-frequency rectification circuit, output circuit, pwm control circuit, protective circuit is electrically connected with power supply, protective circuit is electrically connected with the second filter circuit, the second filter circuit is electrically connected with rectification circuit, rectification circuit is electrically connected with transformer, transformer one end and pwm control circuit, transformer one end is electrically connected with high-frequency rectification circuit, high-frequency rectification circuit is electrically connected with output circuit, output circuit is electrically connected with LED load, one end of pwm control circuit is electrically connected with rectification circuit, one end of pwm control circuit is connected with data processing module.
The beneficial effects of the utility model: the utility model is by before LED lights, by the light intensity condition of relevant Photoelectric Detection equipment Inspection prevailing circumstances, by relevant data processing and analysis, under current environmental condition, with the LED brightness of saving the energy most, LED is lighted, in having saved energy consumption, LED can launch soft light.
Feature of the present utility model and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[brief description of the drawings]
Fig. 1 is the schematic flow sheet of a kind of LED lamp driving power circuit of the utility model;
Fig. 2 is the schematic diagram of optical-electric module in the schematic flow sheet of a kind of LED lamp driving power circuit of the utility model;
Fig. 3 is the schematic diagram of photoelectric switching circuit in the optical-electric module of a kind of LED lamp driving power circuit of the utility model;
Fig. 4 is the schematic diagram of the raw module of drive current ginseng of a kind of LED lamp driving power circuit of the utility model.
In figure: 1-power supply, 2-optical-electric module, 3-data analysis module, 4-data processing module, 41-database, 5-drive current generation module, 6-LED load, 21-photoelectric switching circuit, 22-gain amplifier part, 23-the first filter circuit, 24-A/D switching device, 211-photoelectric cell, 212-the first resistance, 213-electric capacity, 214-the first operational amplifier, 215-the second resistance, 216-the 3rd resistance, 217-the second operational amplifier, 51-protective circuit, 52-the second filter circuit, 53-rectification circuit, 54-transformer, 55-high-frequency rectification circuit, 56-output circuit, 57-PWM control circuit.
[embodiment]
Consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of LED lamp driving power circuit of the utility model, comprise power supply 1, optical-electric module 2, data analysis module 3, data processing module 4, database 41, drive current generation module 5, LED load 6, described power supply 1 is electrically connected with drive current generation module 5, power supply 1 provides driving power for drive current generation module 5, described optical-electric module 2 is connected with data analysis module 3, optical-electric module 2 is analyzed required analog quantity for data analysis module 3 provides, described data analysis module 3 is connected with data processing module 4, data processing module 4 receives the analog quantity from data analysis module 3, and export relevant data, described drive current generation module 5 is electrically connected with LED load 6, drive current generation module 5 receives the driving power from power supply 1, provide drive current by relevant conversion to LED load 6, described optical-electric module 2 is provided with photoelectric switching circuit 21, gain amplifier part 22, the first filter circuit 23, A/D converter part 24, photoelectric switching circuit 21 converts light intensity to digital quantity and transfers out, the digital quantity that gain amplifier part 22 is exported photoelectric switching circuit 21 amplifies output, the first filter circuit 23 is removed the interference signal in the digital quantity that gain amplifier part 22 exports, the digital quantity that A/D converter part 24 is exported the first filter circuit 23 changes into analog output, described photoelectric switching circuit 21 is provided with photoelectric cell 211, the first resistance 212, electric capacity 213, the first operational amplifier 214, the second resistance 215, the 3rd resistance 216, the second operational amplifier 217, photoelectric cell 211 produces photoelectric current, photoelectric cell 211 is silicon photocell, the first resistance 212 is in parallel with the first resistance 212, the second resistance 215 is connected with the 3rd resistance 216, the second operational amplifier 217 output photoelectrics are pressed, second resistance 215 one end ground connection, described data processing module 4 is provided with database 41, database 41 stores the control data under corresponding light intensity condition, described drive current generation module 5 is provided with protective circuit 51, the second filter circuit 52, rectification circuit 53, transformer 54, high-frequency rectification circuit 55, output circuit 56, pwm control circuit 57, protective circuit 51 is electrically connected with power supply 1, protective circuit 51 is electrically connected with the second filter circuit 52, the second filter circuit 52 is electrically connected with rectification circuit 53, rectification circuit 53 is electrically connected with transformer 54, transformer 54 one end and pwm control circuit 57, transformer 54 one end are electrically connected with high-frequency rectification circuit 55, high-frequency rectification circuit 55 is electrically connected with output circuit 56, output circuit 56 is electrically connected with LED load 6, one end of pwm control circuit 57 is electrically connected with rectification circuit 53, one end of pwm control circuit 57 is connected with data processing module 4.
The utility model course of work:
A kind of LED lamp driving power circuit of the utility model in the course of the work, photoelectric cell 1 sensitization produces photoelectric current and presses through processing and convert analog quantity to through optical-electric module 2 output photoelectrics, analog quantity enters data analysis module 3, analog quantity is analyzed, output enters data processing module 4, in the database 41 of data processing module 4, be provided with PWM corresponding in different light intensity situation and control data, analog quantity filters out corresponding data input pwm control circuit 57 in database 41.Now; power supply 1 is through protective circuit 51, the second filter circuit 52, rectification circuit 53, transformer 54, high-frequency rectification circuit 55, output circuit 56, pwm control circuit 57; export the LED drive current under this light intensity condition, light LED load 6 with suitable brightness.
The utility model, measures real-time light intensity condition by optical-electric module 2, by data analysis module 3 and data processing module 4, exports suitable control data to pwm control circuit 57.Through protective circuit 51, the second filter circuit 52, rectification circuit 53, transformer 54, high-frequency rectification circuit 55, output circuit 56, pwm control circuit 57; LED load 6 is lighted with suitable brightness; in having saved energy consumption, LED can launch soft light.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after the utility model simple transformation is all belonged to protection range of the present utility model.
Claims (5)
1. a LED lamp driving power circuit, it is characterized in that: comprise power supply (1), optical-electric module (2), data analysis module (3), data processing module (4), drive current generation module (5), LED load (6), described power supply (1) is electrically connected with drive current generation module (5), power supply (1) provides driving power for drive current generation module (5), described optical-electric module (2) is connected with data analysis module (3), optical-electric module (2) is analyzed required analog quantity for data analysis module (3) provides, described data analysis module (3) is connected with data processing module (4), data processing module (4) receives the analog quantity from data analysis module (3), and export relevant data, described drive current generation module (5) is electrically connected with LED load (6), drive current generation module (5) receives the driving power from power supply (1), provide drive current by relevant conversion to LED load (6).
2. a kind of LED lamp driving power circuit as claimed in claim 1, it is characterized in that: described optical-electric module (2) is provided with photoelectric switching circuit (21), gain amplifier part (22), the first filter circuit (23), A/D converter part (24), photoelectric switching circuit (21) converts light intensity to digital quantity and transfers out, the digital quantity of photoelectric switching circuit (21) output is amplified output by gain amplifier part (22), interference signal in the digital quantity of the first filter circuit (23) removal gain amplifier part (22) output, the digital quantity of the first filter circuit (23) output is changed into analog output by A/D converter part (24).
3. a kind of LED lamp driving power circuit as claimed in claim 2, it is characterized in that: described photoelectric switching circuit (21) is provided with photoelectric cell (211), the first resistance (212), electric capacity (213), the first operational amplifier (214), the second resistance (215), the 3rd resistance (216), the second operational amplifier (217), photoelectric cell (211) produces photoelectric current, photoelectric cell (211) is silicon photocell, the first resistance (212) is in parallel with the first resistance (212), the second resistance (215) is connected with the 3rd resistance (216), the second operational amplifier (217) output photoelectric is pressed, the second resistance (215) one end ground connection.
4. a kind of LED lamp driving power circuit as claimed in claim 1, it is characterized in that: described data processing module (4) is provided with database (41), database (41) stores the control data under corresponding light intensity condition.
5. a kind of LED lamp driving power circuit as claimed in claim 1, it is characterized in that: described drive current generation module (5) is provided with protective circuit (51), the second filter circuit (52), rectification circuit (53), transformer (54), high-frequency rectification circuit (55), output circuit (56), pwm control circuit (57), protective circuit (51) is electrically connected with power supply (1), protective circuit (51) is electrically connected with the second filter circuit (52), the second filter circuit (52) is electrically connected with rectification circuit (53), rectification circuit (53) is electrically connected with transformer (54), transformer (54) one end and pwm control circuit (57), transformer (54) one end is electrically connected with high-frequency rectification circuit (55), high-frequency rectification circuit (55) is electrically connected with output circuit (56), output circuit (56) is electrically connected with LED load (6), one end of pwm control circuit (57) is electrically connected with rectification circuit (53), one end of pwm control circuit (57) is connected with data processing module (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221788.4U CN203934044U (en) | 2014-04-30 | 2014-04-30 | A kind of LED lamp driving power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221788.4U CN203934044U (en) | 2014-04-30 | 2014-04-30 | A kind of LED lamp driving power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203934044U true CN203934044U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420221788.4U Expired - Fee Related CN203934044U (en) | 2014-04-30 | 2014-04-30 | A kind of LED lamp driving power circuit |
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| Country | Link |
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| CN (1) | CN203934044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103929863A (en) * | 2014-04-30 | 2014-07-16 | 长兴泛亚照明电器有限公司 | LED lamp drive power circuit |
-
2014
- 2014-04-30 CN CN201420221788.4U patent/CN203934044U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103929863A (en) * | 2014-04-30 | 2014-07-16 | 长兴泛亚照明电器有限公司 | LED lamp drive power circuit |
| CN103929863B (en) * | 2014-04-30 | 2016-04-13 | 长兴泛亚照明电器有限公司 | A kind of LED driving power circuit |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| 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: 20141105 Termination date: 20170430 |