CN202455601U - Intelligent light-controlled LED (Light Emitting Diode) lighting device - Google Patents
Intelligent light-controlled LED (Light Emitting Diode) lighting device Download PDFInfo
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- CN202455601U CN202455601U CN2011205503757U CN201120550375U CN202455601U CN 202455601 U CN202455601 U CN 202455601U CN 2011205503757 U CN2011205503757 U CN 2011205503757U CN 201120550375 U CN201120550375 U CN 201120550375U CN 202455601 U CN202455601 U CN 202455601U
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- led
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- lighting device
- led lamp
- constant current
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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 belongs to an LED (Light Emitting Diode) lamp device and particularly relates to an intelligent light-controlled LED lighting device. The intelligent light-controlled LED lighting device mainly comprises an LED lamp bank, an LED constant current drive unit, a power management unit and a main control unit, wherein the LED constant current drive unit is used for driving the LED lamp bank and regulating the light intensity of the LED lamp bank; the power management unit is used for providing a stable direct current voltage for the lighting device; the main control unit comprises a singlechip and an environment light sensor, and the singlechip is used for controlling the LED constant current drive unit according to light intensity information of the environment light sensor, thereby realizing the turn on/off and light intensity regulation of the LED lamp bank; and the components are electrically connected with one another. According to the intelligent light-controlled LED lighting device, the illumination data of a lighting area is measured by a circuit consisting of light-sensitive elements and is sent to a main controller (the singlechip), a singlechip assembly makes a judgment according to the preset decision, then LED lamps are turned on/off through controlling the constant current drive unit of the LED lamps, and the lighting intensity of the LED lamps can also be regulated through controlling the size of a drive current.
Description
Technical field
The utility model belongs to the LED light fixture, is specifically related to a kind of intelligent light-controlled LED lighting device.
Background technology
The luminous efficiency of LED lamp is about about 70-80 lm/W at present; And its colour developing more approaches natural daylight; So its illuminating effect is 2.2 times of high-pressure sodium lamp approximately; The light efficiency of estimating white light LEDs in three, five years can reach 150-200 lm/W, adds that it does not have harmful materials such as mercury aborning, obviously belongs to cleaning light source category and obtains extensively to promote the use of.
Commercially available LED lamp has two types; A kind ofly be applicable to that the room is installed, a kind of being applicable to as desk lamp; But do not carry out the brightness adjustment generally, can not more can not adjust automatically to guarantee that indoor light is in suitable illumination by indoor actual light according to opening or close the LED lamp usually.The outdoor in recent years street lamp of photovoltaic generation that utilizes also adopts intelligent control method; When dark is come interim; Automatically open street lamp, when sunlight reaches certain illumination, close street lamp, street lamp mainly is fluorescent lamp or high-pressure sodium lamp here; Certainly the cost along with the energy-saving LED lamp descends and popularization, and the following trend of LED lamp that extensively adopts exists.
But this type light fixture generally can't conveniently be regulated brightness, more can not come to regulate automatically the brightness of lamp certainly according to actual environment illumination, utilizes the self-characteristic of LED lamp and the purpose that light-operated technology reaches intelligent light-controlled LED light fixture.
Summary of the invention
The utility model provides a kind of intelligent light-controlled LED lamp system; The circuit of being made up of light-sensitive element records the illumination data of area of illumination; And be sent to master controller (single-chip microcomputer); The single-chip microcomputer assembly is made judgement according to the decision-making of former setting, and then the constant current driving unit of control LED lamp opens or close the LED lamp, and also may command drive current size is regulated the luminous intensity of LED lamp.
The technology path of the utility model is:
Intelligent light-controlled LED lighting device is characterized in that this device is mainly by forming with lower component:
LED lamp group;
The LED constant current driving unit, driving LED lamp group, the light intensity of adjusting LED lamp group;
PMU is pressed for lighting device provides galvanic current;
Main control unit comprises single-chip microcomputer and ambient lighting transducer, and single-chip microcomputer is according to the illuminance information Control LED constant current driving unit of ambient lighting transducer, and then the keying and the light intensity regulating of realization LED lamp group;
Above-mentioned parts form through electrically connecting.
Said lighting device contains stepping regulates parts.
Said lighting device contains the illuminance display unit of the illuminance information of a display environment optical sensor.
Said LED constant current driving unit includes light-adjusting module and realizes.
The direct voltage that said PMU provides is made up of LED lamp group, LED constant current driving unit and main control unit three parts, and said LED lamp group light intensity regulating also can realize linearity light adjusting through the LD pin in the LED constant current driving unit.
The illumination size of LED lamp; Need to adjust according to user's actual needs; The utility model is provided with stepping and regulates parts, regulates as touching the control stepping, like 120 lx, 140 lx, 160 lx, the isolux gear of 180 lx; Considered that also button establishes shelves and regulate, also can adopt stepless continuous to regulate illuminance.For making the user easy to operate, the utility model also adopts infrared remote control to control led light source.This shows, the utility model content be embodied in following some:
(1) adopt the main control unit of single-chip microcomputer as light source,
(2) ambient lighting is realized automatic open and close LED lamp as the foundation of control led light source in the measuring chamber, and it is constant to keep illuminance to stablize,
(3) adopt special constant-current control led chip as driver element, and implement measure such as overcurrent protection,
(4) adapt to wide territory civil power 85V-260V, not only adopt Switching Power Supply but also implement power factor correction, power-efficient is improved greatly; Adapt to country variant and area needs fully; The rural area or the border district of special voltage instability still keep illumination reliable and stable and do not glimmer
(5) adopt multiple adjusting illuminance method, like touch, button, step-less adjustment formula, formula with an automatic light meter,
(6) realize the running of Infrared Remote Control LED light source, be user-friendly to,
(7) can adopt the brightness value of liquid crystal display area of illumination when needed, do user's reference.
Description of drawings
The composition function block diagram of the intelligent light-controlled LED lamp of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further description.
The utility model hardware is made up of five parts: ac-dc conversion and PMU AC/DC-C, main control unit MCU (containing the ambient lighting sensing unit), LED constant current driving unit LED-CID, LED light fixture and illumination display unit, its composition function block diagram is seen shown in Figure 1.
Ac-dc conversion and PMU AC/DC-C: comprise compositions such as EMC filter circuit, bridge full-wave rectifier and filter circuit, circuit of power factor correction, 6.1V and 3.3V voltage stabilizing power supplying circuit; It is characterized by and adopts suitable filtering mode to suppress interference and radiated noises such as common mode; Improve the power supply service efficiency; Both adapted to wide territory civil power (85V-260V) input, inner required direct current supply voltage also was provided.
Permission input line voltage is scope in the wide territory of 85-260V, and supply frequency is 50-60Hz; In order to improve antijamming capability; Input increases the EMC filter that conjugation inductance and electric capacity etc. are formed, and adopts full-wave bridge rectifier subsequently, circuit of power factor correction and lowering and stabilizing blood pressure device; Output 102-318V direct voltage; Also have 6.1V stable DC voltage to offer the chip operation of special-purpose LED driver element, in addition, the 3.3V direct-flow voltage regulation source offers single-chip microcomputer C8O51F330 operation and display unit.
Main control unit MCU: master controller adopts C8051F330 single-chip microcomputer, supply voltage 3.3V.Indoor environment light is made up of two parts, the external sunlight of the first, and it two is natural daylights that light fixture sends; The illuminance that ambient light sensor records should be by this two parts light compositing, and its numerical value directly is sent to the memory in the single-chip microcomputer, and microcontroller has been stored control decision software; When survey illumination during less than 20 lx; Single-chip microcomputer sends instruction and opens indoor light, keeps rayed district, room (like desk lamp) about 140 lx, if irradiated region illumination surpasses 200 lx; Then the main control unit control drive unit is closed led light source.Illuminance can be regulated with multiple mode, realizes regulating lamplight brightness through infrared remote control, controls brightness through different key, also can come sequential control through touching sheet.Because irradiated region illumination is made up of two parts, and external sunlight changed and changes along with the time, kept the irradiated region illuminance for this reason, also will come adjustment automatically by main control unit.
LED constant current driving unit LED-CID: comprise compositions such as special driving chip, driving power pipe MOSFET circuit, stepless dimming circuit and current foldback circuit; It is characterized by and adopts the superaudio on-off circuit to control LED constant current power supply; Make overall efficiency surpass 85%; And implement safeguard measure such as overcurrent, and improved the reliability of safe operation, utilizing easily, stepless dimming can satisfy the real-time needs of user to illumination.
Wherein, the special driving chip of wide modulation switch form is as the function of tonic chord chip of driver element, it at input voltage from 8V
DCTo 450V
DCCan drive the high-brightness LED light source effectively in the scope of change; The switching frequency that RC oscillator in the chip is produced is 25kHz-300kHz; Can regulate by the chip exterior resistance value; Select for use higher frequency to come the power field effect pipe MOSFET of drive controlling led light source, more help reducing the flicker of light, also help improving circuit parameter.The fly-wheel diode and the sample resistance of self-control ballast power inductance that matches with FET and fast quick-recovery are selected, and be very important for the constant current operation, and then can keep the luminous intensity of LED lamp constant on a certain numerical value.Reference constant current is from 5mA-1A, and how much relevant the upper limit and special chip be, and the light intensity regulating of LED lamp can be regulated through the PWM light-adjusting module that single-chip microcomputer is controlled in the special chip, also can reach linearity light adjusting through special chip LD pin.Special chip needs to guarantee room illumination in a word according to indoor lamp and how many next definite a slice or multi-discs used of lamp holder.
LED lamp group: the combination of LED lamp will design with configuration according to the actual size in room, and is also relevant with the independent luminous intensity of LED lamp certainly, is example with the 10W-LED desk lamp here; If select two kinds of lamp sources for use; First 0.2W-LED lamp holder, it two is 0.5W-LED lamp holders, the former is with 25 serial connections, 2 connection in series-parallel forms again; Requiring terminal voltage like this is 80-90V, and it is 130mA that maximum input current is provided; The latter adopts 10 serial connections, 2 connection in series-parallel forms again, and terminal voltage only needs 32-36V, is 340mA and require maximum input current is provided.That is to say that the combination of whole room lamp holder and the combination of light fixture need reasonable disposition, guarantee the different needs of diverse location and different environments for use, this design also will be considered user's individual character certainly.And the lampshade profile also will be selected by the room different parts
Illuminance display unit: after offering single-chip data and make judgement according to ambient light sensor; Show on liquid crystal display screen with digital form; In view of there is the temperature survey assembly the present main control unit inside of usefulness,, is beneficial to the user and judges whether illumination and room temperature be suitable so on liquid crystal display screen, also can show indoor environment temperature at that time; Have or not display unit not influence the operation of whole intelligent light-controlled led light source, but help differentiating the illumination appropriate level.
Claims (4)
1. intelligent light-controlled LED lighting device is characterized in that this device is mainly by forming with lower component:
LED lamp group;
The LED constant current driving unit, driving LED lamp group, the light intensity of adjusting LED lamp group;
PMU is pressed for lighting device provides galvanic current;
Main control unit comprises single-chip microcomputer and ambient lighting transducer, and single-chip microcomputer is according to the illuminance information Control LED constant current driving unit of ambient lighting transducer, and then the keying and the light intensity regulating of realization LED lamp group;
Above-mentioned parts form through electrically connecting.
2. lighting device according to claim 1 is characterized in that the direct voltage that said PMU provides is made up of LED lamp group, LED constant current driving unit and main control unit three parts.
3. lighting device according to claim 1 is characterized in that said lighting device contains the illuminance display unit of the illuminance information of a display environment optical sensor.
4. lighting device according to claim 1 is characterized in that said LED constant current driving unit includes light-adjusting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205503757U CN202455601U (en) | 2011-12-26 | 2011-12-26 | Intelligent light-controlled LED (Light Emitting Diode) lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205503757U CN202455601U (en) | 2011-12-26 | 2011-12-26 | Intelligent light-controlled LED (Light Emitting Diode) lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202455601U true CN202455601U (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205503757U Expired - Fee Related CN202455601U (en) | 2011-12-26 | 2011-12-26 | Intelligent light-controlled LED (Light Emitting Diode) lighting device |
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| CN (1) | CN202455601U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917499A (en) * | 2012-10-19 | 2013-02-06 | 西安文理学院 | DC (Direct Current)/DC-based LED (Light Emitting Diode) driving controller for lighting |
| CN103024998A (en) * | 2012-11-26 | 2013-04-03 | 江西胜华光电科技有限公司 | Multifunctional LED (Light Emitting Diode) emergency illuminating device |
| CN103228083A (en) * | 2013-04-25 | 2013-07-31 | 陕西科技大学 | Intelligent dimming LED driving power supply |
| CN105307330A (en) * | 2015-10-27 | 2016-02-03 | 赵晓玲 | LED lighting control system on the basis of solar energy charging |
| CN106989297A (en) * | 2017-05-17 | 2017-07-28 | 成都天星永光照明电器有限公司 | Light-operated LED filament lamp drive system and light-operated LED filament lamp |
| CN107642733A (en) * | 2017-10-12 | 2018-01-30 | 泉州市泉港鑫林机械科技有限公司 | A kind of LED light modulating device based on Bluetooth control |
| CN107726189A (en) * | 2017-10-12 | 2018-02-23 | 泉州市泉港鑫林机械科技有限公司 | A kind of LED wide-angle type lighting device suitable for Bluetooth control |
-
2011
- 2011-12-26 CN CN2011205503757U patent/CN202455601U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917499A (en) * | 2012-10-19 | 2013-02-06 | 西安文理学院 | DC (Direct Current)/DC-based LED (Light Emitting Diode) driving controller for lighting |
| CN103024998A (en) * | 2012-11-26 | 2013-04-03 | 江西胜华光电科技有限公司 | Multifunctional LED (Light Emitting Diode) emergency illuminating device |
| CN103228083A (en) * | 2013-04-25 | 2013-07-31 | 陕西科技大学 | Intelligent dimming LED driving power supply |
| CN103228083B (en) * | 2013-04-25 | 2016-04-06 | 陕西科技大学 | A kind of intelligent dimming LED drive power |
| CN105307330A (en) * | 2015-10-27 | 2016-02-03 | 赵晓玲 | LED lighting control system on the basis of solar energy charging |
| CN106989297A (en) * | 2017-05-17 | 2017-07-28 | 成都天星永光照明电器有限公司 | Light-operated LED filament lamp drive system and light-operated LED filament lamp |
| WO2018209795A1 (en) * | 2017-05-17 | 2018-11-22 | 周后瑾 | Light-operated led filament lamp driving system, light-operated led filament lamp and control method therefor |
| CN106989297B (en) * | 2017-05-17 | 2023-11-28 | 成都天星永光照明电器有限公司 | Light-operated LED filament lamp driving system and light-operated LED filament lamp |
| CN107642733A (en) * | 2017-10-12 | 2018-01-30 | 泉州市泉港鑫林机械科技有限公司 | A kind of LED light modulating device based on Bluetooth control |
| CN107726189A (en) * | 2017-10-12 | 2018-02-23 | 泉州市泉港鑫林机械科技有限公司 | A kind of LED wide-angle type lighting device suitable for Bluetooth control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |