CN209960288U - LED light-emitting system and lamp - Google Patents
LED light-emitting system and lamp Download PDFInfo
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- CN209960288U CN209960288U CN201920774498.5U CN201920774498U CN209960288U CN 209960288 U CN209960288 U CN 209960288U CN 201920774498 U CN201920774498 U CN 201920774498U CN 209960288 U CN209960288 U CN 209960288U
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Abstract
The utility model provides a LED lighting system, including LED luminescence module and intelligent control module, intelligent control module includes the control unit and adjusts luminance the control circuit board, adjust luminance the control circuit board electricity and connect the control unit and LED luminescence module, LED luminescence module includes two LED luminescence units that the radiation spectrum is different at least, at least one LED luminescence unit is white light LED luminescence unit, at least one LED luminescence unit is used for making up the spectral part of white light LED luminescence unit relative target spectrum disappearance, the control unit is used for controlling the drive current of LED luminescence unit in order to obtain the white light that has the target spectrum. The utility model provides a LED lighting system uses the control unit to control LED luminescence unit and carries out the fitting to sunlight, compensates each other between the LED luminescence unit through the radiation spectrum difference, reduces single LED luminescence unit's chromatic light disappearance or spectrum peak suddenly, to the simulation of the sunlight spectrum of different colour temperatures, the spectrum that is closer sunlight that the spectrum continuity of final output is stronger.
Description
Technical Field
The utility model belongs to the technical field of the illumination, in particular to LED lighting system and lamps and lanterns.
Background
The LED illuminating lamp has the characteristics of high electro-optic conversion efficiency and long service life, can quickly replace the traditional incandescent lamp once coming out, is widely applied to various technical fields, and has very important significance in energy conservation and emission reduction.
In the traditional LED illuminating lamp, yellow-green fluorescent powder or yellow-green-red fluorescent powder is coated on a blue LED light source, and white light, namely natural light or sunlight, is simulated by mixing blue color light and other color light emitted by the fluorescent powder under the excitation of the blue color light, so that a very high color rendering index can be achieved. However, the white light spectrum fitted by the method has poor continuity, and when the short-wave blue light part and the long-wave red light part have color light deficiency, a peak of the spectrum exists in the blue light part, so that the LED illuminating lamp has poor color rendering when showing certain colors in the actual use process, and the white light simulation effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a LED lighting system aims at solving traditional LED lighting system spectrum continuity poor, can not simulate the problem of white light well.
The utility model discloses a realize like this, a LED lighting system, including LED light emitting module and intelligent control module, intelligent control module includes the control unit and adjusts luminance control circuit board, adjust luminance control circuit board electricity connection control unit and LED light emitting module, LED light emitting module includes the different LED luminescence unit of two at least radiation spectra, at least one LED luminescence unit is white light LED luminescence unit, at least one LED luminescence unit is used for remedying the spectrum part of the relative target spectrum disappearance of white light LED luminescence unit, the control unit is used for controlling LED luminescence unit's drive current in order to obtain the white light that has the target spectrum.
Further, the LED light-emitting unit comprises an LED light-emitting chip, and the LED light-emitting chip comprises a blue LED light-emitting chip or a purple LED light-emitting chip; or the LED light-emitting unit comprises an LED light-emitting chip and fluorescent powder, the fluorescent powder is coated on the LED light-emitting chip, the LED light-emitting chip comprises a blue LED light-emitting chip or a purple LED light-emitting chip, and the fluorescent powder comprises at least one of blue fluorescent powder, green fluorescent powder, yellow fluorescent powder and red fluorescent powder.
Further, at least one LED light-emitting unit comprises a purple LED light-emitting chip and blue fluorescent powder coated on the purple LED light-emitting chip.
Further, at least one LED light-emitting unit comprises a blue LED light-emitting chip or a purple LED light-emitting chip and red fluorescent powder coated on the blue LED light-emitting chip or the purple LED light-emitting chip.
Furthermore, the LED light-emitting module comprises at least two input lines, and one LED light-emitting unit is selected to be connected with the input lines.
Further, the LED light emitting module includes four input lines and four LED light emitting units that are connected to different input lines, and the four LED light emitting units are a white LED light emitting unit, a red LED light emitting unit, a green LED light emitting unit, and a blue LED light emitting unit.
Further, the LED lighting unit includes a single lighting surface COB light source, or the LED lighting unit includes a multiple lighting surface COB light source.
Further, the LED light emitting unit includes a plurality of SMD light sources, or the LED light emitting unit includes a single SMD light source and a light reflecting structure for reflecting and outputting light emitted from the single SMD light source.
The utility model also provides a lamps and lanterns including above LED luminescent system.
Further, the device also comprises a wireless communication module connected with the control unit.
The utility model provides a pair of LED lighting system and lamps and lanterns have following beneficial technological effect:
the utility model provides a LED lighting system uses the control unit to control LED luminescence unit and carries out the fitting to sunlight, compensates each other between the LED luminescence unit through the radiation spectrum difference, reduces single LED luminescence unit's chromatic light disappearance or spectrum peak suddenly, to the simulation of the sunlight spectrum of different colour temperatures, the spectrum that is closer sunlight that the spectrum continuity of final output is stronger.
Drawings
Fig. 1 is a schematic diagram of an LED lighting system according to an embodiment of the present invention.
The reference numbers referred to in the figures are specified below:
10-LED lighting systems; 20-an intelligent control module; 21-a control unit; 22-dimming control circuit board; 30-a wireless communication module; 40-an LED light emitting module; 41-LED lighting unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
In order to explain the technical solution of the present invention, the following detailed description is made with reference to the specific drawings and examples.
The embodiment of the utility model provides a LED lighting system 10, including LED light emitting module 40 and intelligent control module 20, intelligent control module 20 includes the control unit 21 and dimming control circuit version 22, 22 electric connection control unit 21 of dimming control circuit version and LED light emitting module 40, LED light emitting module 40 includes the LED luminescence unit 41 that two at least radiation spectra are different, at least one LED luminescence unit 41 is white light LED luminescence unit, at least one LED luminescence unit 41 is used for remedying the spectral part of the relative target spectrum disappearance of white light LED luminescence unit, the control unit 21 is used for controlling the drive current of LED luminescence unit 41 in order to obtain the white light that has the target spectrum.
The utility model provides a beneficial technological effect of LED lighting system 10 lies in: the MCU (microprogrammed control unit) 21 is used for controlling the LED light-emitting units 41 to fit sunlight, and by making up for each other among the LED light-emitting units 41 with different radiation spectrums, the loss of colored light or spectrum peaks of a single LED light-emitting unit 41 is reduced, and the spectrum continuity of the finally output spectrum is stronger and is closer to the spectrum of the sunlight.
In particular, the target spectra may be daylight spectra of different color temperatures, including but not limited to solar spectra of 4000K color temperature in the morning, 5000K color temperature at noon, and 2700K color temperature at dusk.
Further, the LED light emitting unit 41 includes LED light emitting chips, which include a blue LED light emitting chip or a purple LED light emitting chip; or, the LED light-emitting unit 41 includes an LED light-emitting chip and phosphor, the phosphor is coated on the LED light-emitting chip, the LED light-emitting chip includes a blue LED light-emitting chip or a violet LED light-emitting chip, and the phosphor includes at least one of blue phosphor, green phosphor, yellow phosphor, and red phosphor.
Preferably, each LED light emitting unit 41 includes a plurality of LED light emitting chips coated or not coated with phosphor. Specifically, the light emitted by the LED light emitting chip coated with the phosphor excites the phosphor to emit stimulated radiation light, and the spectrum emitted by a single LED light emitting chip can be adjusted by changing the kind and the ratio of the phosphor; the superposition of the emission spectra of all the LED light emitting chips on the same LED light emitting unit 41 is the output spectrum of the LED light emitting unit 41. By the spectrum superposition of a plurality of LED light-emitting chips coated or uncoated with fluorescent powder, the single LED light-emitting unit 41 can be completely and highly simulated to fit the sunlight spectrum under a certain color temperature.
In one embodiment, the at least one LED lighting unit 41 includes a violet LED lighting chip and a blue phosphor coated on the violet LED lighting chip, and the at least one LED lighting unit 41 includes a blue LED lighting chip. Specifically, the LED light-emitting unit 41 mixes the blue light emitted from the blue LED light-emitting chips of different wavelength bands, and the violet light emitted from the violet LED light-emitting chip and the blue light emitted from the violet LED light-emitting chip excite the blue phosphor to supplement the light intensity of the visible short wave part of the spectrum of the LED light-emitting unit 41, so that the continuity of the visible short wave part of the spectrum of the LED light-emitting unit 41 is good, and the fitting degree of the short wave part of the sunlight is improved.
Further, the at least one LED light emitting unit 41 includes a blue LED light emitting chip or a violet LED light emitting chip and red phosphor coated on the blue LED light emitting chip or the violet LED light emitting chip. Specifically, the LED light-emitting unit 41 supplements the light intensity of the visible light long-wavelength portion of the spectrum of the LED light-emitting unit 41 by mixing red color light emitted by the blue LED light-emitting chip or the purple LED light-emitting chip coated with red fluorescent powder of different wavelength bands, so that the continuity of the visible light spectrum long-wavelength portion of the LED light-emitting unit 41 is good, and the fitting degree to the long-wavelength portion of sunlight is improved.
In one embodiment, the LED lighting module 40 includes at least two input lines, and the LED lighting unit 41 is selectively connected to the input lines. Specifically, the input line may control the on/off of each LED light-emitting unit 41, and further, may control the input current of each LED light-emitting unit 41, and enhance or weaken the brightness of the LED light-emitting unit 41 connected thereto, so as to adjust the spectral intensity of each LED light-emitting unit 41, and further control the light-emitting spectrum of the whole LED light source module.
Further, the LED lighting module 40 includes four input lines and four LED lighting units 41 connected to different input lines.
As a preferred embodiment of the present invention, the LED light source module includes four input lines, and each input line is connected to only one LED light emitting unit 41. The LED light emitting unit 41 includes a first LED light emitting unit outputting 4000K white light, a second LED light emitting unit outputting 5000K white light, a third LED light emitting unit outputting 2700K white light, and a fourth LED light emitting unit outputting supplementary color light. Specifically, when the first LED light-emitting unit emits light independently, the LED light source module outputs solar spectrum of 4000K color temperature in the morning; when the second LED light-emitting unit emits light independently, the LED light source module outputs solar spectrum with color temperature of 5000K at noon; when the third LED light-emitting unit emits light independently, the LED light source module outputs a solar spectrum with a color temperature of 2700K in dusk; the fourth LED light-emitting unit is used for supplementing energy at the wave troughs of the spectrum parts of the first three light sources, and the continuity of the whole light spectrum is increased to enable the light spectrum to be closer to the solar spectrum.
As another preferred embodiment of the present invention, the LED light source module includes four input lines, and each input line is connected to only one LED light emitting unit 41. The LED light emitting unit 41 includes a first LED light emitting unit that outputs white color light, a second LED light emitting unit that outputs red color light, a third LED light emitting unit that outputs green color light, and a fourth LED light emitting unit that outputs blue color light. The MCU micro-processing unit is internally stored with voltage data fitting each color temperature solar spectrum, the output spectrum intensity of the four paths of LED light-emitting units 41 can be controlled aiming at solar spectrum dimming of different color temperatures, the second LED light-emitting unit outputting red color light compensates for a long-wave band spectrum missing part of white light of the first LED light-emitting unit outputting white color light, the third LED light-emitting unit outputting green color light compensates for a short-wave band spectrum missing part of the white light of the first LED light-emitting unit outputting white color light, and the second LED light-emitting unit outputting blue color light compensates for a short-wave band spectrum missing part of the white light of the first LED light-emitting unit outputting white color light. Thereby realizing the simulation of the natural light with different color temperatures which are continuously changed.
Further, the LED lighting unit 41 includes a single-lighting-face COB light source, or the LED lighting unit 41 includes a multiple-lighting-face COB light source.
Further, the LED light emitting unit 41 includes a plurality of SMD light sources, or the LED light emitting unit 41 includes a single SMD light source and a light reflecting structure for reflecting and outputting light emitted from the single SMD light source.
The utility model also provides a lamps and lanterns including above LED lighting system 10.
Further, the wireless communication module 30 is connected with the MCU. Specifically, the user may control the light emitting mode of the LED lighting system 10 through the mobile terminal installed with the lamp control APP.
The lamp further comprises an alternating current-direct current converter for providing a voltage-stabilized direct current power supply, a conducting wire for bearing current, a fixing piece for installing and fixing the lamp and the like, and details are not repeated in this embodiment.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The LED light-emitting system is characterized by comprising an LED light-emitting module and an intelligent control module, wherein the intelligent control module comprises a control unit and a light-dimming control circuit board, the light-dimming control circuit board is electrically connected with the control unit and the LED light-emitting module, the LED light-emitting module comprises at least two LED light-emitting units with different radiation spectrums, at least one LED light-emitting unit is a white light LED light-emitting unit, the at least one LED light-emitting unit is used for making up a spectrum part of the white light LED light-emitting unit which is lacked relative to a target spectrum, and the control unit is used for controlling the driving current of the LED light-emitting unit to obtain white light with the target spectrum.
2. The LED lighting system according to claim 1, wherein the LED lighting unit includes LED lighting chips including a blue LED lighting chip or a violet LED lighting chip; or the LED light-emitting unit comprises an LED light-emitting chip and fluorescent powder, the fluorescent powder is coated on the LED light-emitting chip, the LED light-emitting chip comprises a blue LED light-emitting chip or a purple LED light-emitting chip, and the fluorescent powder comprises at least one of blue fluorescent powder, green fluorescent powder, yellow fluorescent powder and red fluorescent powder.
3. The LED lighting system of claim 2 wherein at least one of said LED lighting units comprises a violet LED lighting chip and a blue phosphor coated on said violet LED lighting chip.
4. The LED lighting system of claim 2, wherein at least one of the LED lighting units comprises a blue LED lighting chip or a violet LED lighting chip and a red phosphor coated on the blue LED lighting chip or the violet LED lighting chip.
5. The LED lighting system according to any one of claims 1 to 4, wherein the LED lighting module comprises at least two input lines, and the LED lighting unit is selectively connected to the input lines.
6. The LED lighting system according to claim 5, wherein the LED lighting module comprises four of the input lines and four of the LED lighting units that are one white LED lighting unit, one red LED lighting unit, one green LED lighting unit, and one blue LED lighting unit that are one connected to different input lines.
7. The LED lighting system of claim 1, wherein the LED lighting unit comprises a single emitting face COB light source or the LED lighting unit comprises a multiple emitting face COB light source.
8. An LED lighting system according to claim 1, wherein the LED lighting unit comprises a plurality of SMD light sources, or the LED lighting unit comprises a single SMD light source and a light reflecting structure for reflecting light emitted from the single SMD light source.
9. A luminaire comprising an LED lighting system according to any one of claims 1 to 8.
10. The luminaire of claim 9, further comprising a wireless communication module connected with the control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920774498.5U CN209960288U (en) | 2019-05-27 | 2019-05-27 | LED light-emitting system and lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920774498.5U CN209960288U (en) | 2019-05-27 | 2019-05-27 | LED light-emitting system and lamp |
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| CN209960288U true CN209960288U (en) | 2020-01-17 |
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| CN201920774498.5U Active CN209960288U (en) | 2019-05-27 | 2019-05-27 | LED light-emitting system and lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004280A (en) * | 2019-05-27 | 2020-11-27 | 厦门赢科光电有限公司 | LED light-emitting system and lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004280A (en) * | 2019-05-27 | 2020-11-27 | 厦门赢科光电有限公司 | LED light-emitting system and lamp |
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