CN203136286U - LED energy-saving lamp capable of controlling illumination automatically - Google Patents
LED energy-saving lamp capable of controlling illumination automatically Download PDFInfo
- Publication number
- CN203136286U CN203136286U CN 201320147761 CN201320147761U CN203136286U CN 203136286 U CN203136286 U CN 203136286U CN 201320147761 CN201320147761 CN 201320147761 CN 201320147761 U CN201320147761 U CN 201320147761U CN 203136286 U CN203136286 U CN 203136286U
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- Prior art keywords
- led
- power
- illumination
- saving lamp
- microcontroller
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to an LED energy-saving lamp capable of controlling illumination automatically. The LED energy-saving lamp is composed of a power supply, a photosensitive resistor, a microcontroller PIC16F873, a high-power LED driver and a high-power LED, can be applied to illumination occasions such as classrooms and meeting rooms, adjusts the output power of the LED lamp on the premise of making the most of natural illumination, and ensures that the indoor illumination is constant and the standard requirements are met, thereby achieving the purpose of saving energy.
Description
Technical field
The utility model relates to a kind of LED illuminating lamp, especially a kind ofly can regulate power output automatically, keeps the constant LED electricity-saving lamp of illumination.
Background technology
Existing LED illuminating lamp generally adopts switch on and off control and manual 2 kinds of modes of brightness adjustment control, and it is not enough or illumination is too high, the situation of energy waste that switch on and off control is prone to illumination; Manually brightness adjustment control is not easy to management in public arenas such as classroom, meeting rooms, is difficult to accomplish timely adjusting when other light sources such as natural daylight change.
The utility model content
When the purpose of this utility model aims to provide a kind of can changing according to other light sources such as natural daylights, keep the constant LED electricity-saving lamps of indoor scenarios illumination such as classroom, meeting room automatically.
For achieving the above object, the technical scheme that the utility model is taked is:
Illumination is the LED electricity-saving lamp of control automatically, formed by power supply (1), photo resistance (2), microcontroller (3), high-power LED driver (4), great power LED (5), power supply (1) is given microcontroller (3), high-power LED driver (4) power supply, great power LED (5) drives luminous by high-power LED driver (4), photo resistance (2) detects indoor illumination intensity and sends into microcontroller (3), the power output of microcontroller (3) control high-power LED driver (4).
The beneficial effects of the utility model are, regulate the luminous power of great power LED automatically according to the Strength Changes of natural daylight, keep indoor illumination intensity constant, reach purpose of energy saving.
Description of drawings
Below the utility model will be further described for the embodiment by accompanying drawing:
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the circuit theory diagrams of the utility model embodiment.
Embodiment
As shown in Figure 2, in the utility model embodiment, D1～D5, C1～C2, R1 form power supply (1), and output+5.1V voltage is given PIC16F873 and TAC9910 power supply, and+310V voltage is powered to great power LED; R2 is photo resistance (2), and model is GN4526, its Standard resistance range 10～20k Ω when illumination is 10Lux; Microcontroller (3) is made up of PIC16F873 and 4MHz crystal oscillator, and the AN0 input that is connected to PIC16F873 after photo resistance R2 and resistance R 3 dividing potential drops carries out the A/D conversion, and PIC16F873 is from CCP1 end output pwm control signal; High-power LED driver (4) is TAC9910, and LED power is by the pwm signal control of EN end input, and R5 is used for the LED current detecting, and power field effect pipe V1 is used for driving great power LED; A plurality of great power LEDs (5) are together in series and insert between LED+ and the LED-terminal, and inductance L 1 is used for rectification among Fig. 2, and voltage-stabiliser tube D6 is used for afterflow and carries out esd protection.
In the utility model embodiment, the model of high-power LED driver (4) chip is TAC9910.TAC9910 can replace with other chips with similar functions, as SMD802 etc.
In the utility model embodiment, the model of photo resistance (2) is GN4526.GN4526 can replace with other photo resistance with similar functions, as UR-74B etc.
Claims (2)
1. the illumination LED electricity-saving lamp of control automatically, formed by power supply (1), photo resistance (2), microcontroller (3), high-power LED driver (4), great power LED (5), it is characterized in that: power supply (1) is given microcontroller (3), high-power LED driver (4) power supply, great power LED (5) drives luminous by high-power LED driver (4), photo resistance (2) is connected to microcontroller (3), and microcontroller (3) is connected to high-power LED driver (4).
2. according to the LED electricity-saving lamp of the automatic control of the described illumination of claim 1, the model that it is characterized in that microcontroller (3) is PIC16F873.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147761 CN203136286U (en) | 2013-03-28 | 2013-03-28 | LED energy-saving lamp capable of controlling illumination automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147761 CN203136286U (en) | 2013-03-28 | 2013-03-28 | LED energy-saving lamp capable of controlling illumination automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203136286U true CN203136286U (en) | 2013-08-14 |
Family
ID=48944216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320147761 Expired - Fee Related CN203136286U (en) | 2013-03-28 | 2013-03-28 | LED energy-saving lamp capable of controlling illumination automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203136286U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612583A (en) * | 2015-10-24 | 2017-05-03 | 罗周连 | Controller for lighting devices |
| CN106612582A (en) * | 2015-10-24 | 2017-05-03 | 罗周连 | Fully-intelligent-control LED efficient driving power supply |
-
2013
- 2013-03-28 CN CN 201320147761 patent/CN203136286U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612583A (en) * | 2015-10-24 | 2017-05-03 | 罗周连 | Controller for lighting devices |
| CN106612582A (en) * | 2015-10-24 | 2017-05-03 | 罗周连 | Fully-intelligent-control LED efficient driving power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140328 |