CN103939779A - LED panel lamp allowing color temperature and color rendering index to be adjustable - Google Patents
LED panel lamp allowing color temperature and color rendering index to be adjustable Download PDFInfo
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- CN103939779A CN103939779A CN201410159266.0A CN201410159266A CN103939779A CN 103939779 A CN103939779 A CN 103939779A CN 201410159266 A CN201410159266 A CN 201410159266A CN 103939779 A CN103939779 A CN 103939779A
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Abstract
The invention relates to an LED panel lamp allowing the color temperature and the color rendering index to be adjustable. The LED panel lamp comprises a frame, a light guide plate and light source modules are arranged in the frame, the light source modules are distributed around the light guide plate, and the light source modules comprise the cold white light source modules and the warm white light source modules. The LED panel lamp is characterized in that each light source module comprises a base, a substrate is arranged in each base, blue light LED chips, red light LED chips, a circuit and a corresponding bonding pad are arranged on the surface of each substrate, and each circuit is connected with the corresponding blue light LED chips and the corresponding red light LED chips; the upper portion of each base is provided with a membrane carrying piece, and the side, facing the corresponding base, of each membrane carrying piece is provided with a fluorescent membrane. A gap is formed between each fluorescent membrane, and the corresponding blue light LED chips and the corresponding red light LED chips. The blue light LED chips and the red light LED chips of the cold white light source modules and the blue light LED chips and the red light LED chips of the warm white light source modules are connected with four power sources respectively. According to the LED panel lamp allowing the color temperature and the color rendering index to be adjustable, the purpose of changing the color temperature and the color rendering index of the LED lamp can be achieved by changing a current.
Description
Technical field
The present invention relates to a kind of LED panel light, especially a kind of adjustable color temperature and the aobvious LED panel light referring to, belong to technical field of semiconductors.
Background technology
LED is a kind of semiconductor that can be luminous energy by electric energy conversion, and LED light source is long with its life-span, light efficiency is high, the anti-seismic performance advantage that well the conventional light source such as cracky, radiationless and low-power consumption cannot not compare with it and be widely used in lighting field.
In prior art, the structure of LED light source is generally: comprise pedestal and be located at the LED unit on pedestal, LED unit is composed in series, is packaged in the packaging body with fluorescent material by a plurality of LED chips.The colour temperature of existing LED light source and aobvious finger are mainly determined by the characteristic of fluorescent material, by changing the composition of fluorescent material and accounting for glue proportion, can regulate colour temperature and aobvious finger, but in actual product is manufactured, a kind of fluorescent material composition and account for the corresponding class light source of glue proportion, the colour temperature and aobvious finger that are packaged good light source, fixed, cannot dynamic adjustments light source color temperature and the aobvious variation referring to when illumination.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of adjustable color temperature and the aobvious LED panel light referring to are provided, can reach change colour temperature and the aobvious object referring to by changing electric current.
According to technical scheme provided by the invention, described adjustable color temperature and the aobvious LED panel light referring to, comprise framework, and LGP and light source module are installed in framework, light source module is distributed in the surrounding of LGP, and light source module comprises cold white light source module and warm white source module; It is characterized in that: described light source module comprises pedestal, substrate is set in pedestal, at upper surface of base plate, blue-light LED chip, red LED chip are set and connect respectively the circuit of blue-light LED chip and red LED chip and corresponding pad; On described pedestal top, film carrier sheet is set, film carrier sheet arranges fluorescence diaphragm towards pedestal one side.
Between described blue-light LED chip and red LED chip and fluorescence diaphragm, all there is gap.
The blue-light LED chip of the blue-light LED chip of described cold white light source module, red LED chip and warm white source module, red LED chip are connected with four groups of power supplys respectively.
Described cold white light source module and warm white source module are handed in pairs and are arranged in a crossed manner.
Adjustable color temperature of the present invention and the aobvious LED panel light referring to, can reach colour temperature and the aobvious object referring to that changes LED lamp by changing electric current.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of described light source module.
The specific embodiment
Below in conjunction with concrete accompanying drawing, the invention will be further described.
As shown in Fig. 1～Fig. 2: as described in adjustable color temperature and the aobvious LED panel light referring to comprise pedestal 1, blue-light LED chip 2, red LED chip 3, substrate 4, fluorescence diaphragm 5, film carrier sheet 6, cold white light source module 7, warm white source module 8, LGP 9, framework 10 etc.
As shown in Figure 1, the present invention includes framework 10, LGP 9 and light source module are installed in framework 10, light source module is distributed in the surrounding of LGP 9, light source module comprises cold white light source module 7 and warm white source module 8, and cold white light source module 7 and warm white source module 8 are handed in pairs and be arranged in a crossed manner;
As shown in Figure 2, described light source module comprises pedestal 1, and substrate 4 is set in pedestal 1, at substrate 4 upper surfaces, blue-light LED chip 2, red LED chip 3 is set and connects respectively blue-light LED chip 2 and the circuit of red LED chip 3 and corresponding pad; On described pedestal 1 top, film carrier sheet 6 is set, film carrier sheet 6 arranges fluorescence diaphragm 5 towards pedestal 1 one sides; Between described blue-light LED chip 2 and red LED chip 3 and fluorescence diaphragm 5, all there is gap, to realize adjustable color temperature and the aobvious white light LEDs referring under remote fluorescence powder pattern;
The blue-light LED chip 2 of the blue-light LED chip 2 of described cold white light source module 7, red LED chip 3 and warm white source module 8, red LED chip 3 are connected with four groups of power supplys respectively; Thereby can realize the electric current of the blue-light LED chip 2 that changes cold white light source module 7 and warm white source module 8, realize the adjusting of colour temperature, height; Change the electric current of the red LED chip 3 of cold white light source module 7 and warm white source module 8, realize the aobvious adjusting referring to;
In the present invention, by changing the fluorescent material of fluorescence diaphragm, can obtain the LED light source module of different-colour; Described blue-light LED chip 2 and red LED chip 3 can be positive cartridge chips, can be also flip-chips; The material of described substrate 4 can be pottery, silicon, aluminium base, copper base, FR4, CEM-3 etc.
The preparation method of described adjustable color temperature and the aobvious LED panel light referring to, comprises the following steps:
(1) at substrate 4 upper surfaces, arrange and connect blue-light LED chip 2 and the required circuit of red LED chip 3 and the pad of externally drawing;
(2) blue-light LED chip 2 and red LED chip 3 by elargol, insulating cement is bonding or the mode of flip chip bonding is fixed on substrate, and completes electrical connection;
(3) fluorescence diaphragm 5 is affixed on film carrier sheet 6, and film carrier sheet 6 is fixed on pedestal 1 by guide groove.
In use, by regulating the electric current of the blue-light LED chip 2 of cold white light source module 7 and warm white source module 8, realize the adjusting of colour temperature, height; Change the electric current of the red LED chip 3 of cold white light source module 7 and warm white source module 8, realize the aobvious adjusting referring to.
Claims (4)
1. an adjustable color temperature and the aobvious LED panel light referring to, comprise framework (10), LGP (9) and light source module are installed in framework (10), and light source module is distributed in the surrounding of LGP (9), and light source module comprises cold white light source module (7) and warm white source module (8); It is characterized in that: described light source module comprises pedestal (1), substrate (4) is set in pedestal (1), at substrate (4) upper surface, blue-light LED chip (2), red LED chip (3) is set and connects respectively blue-light LED chip (2) and the circuit of red LED chip (3) and corresponding pad; On described pedestal (1) top, film carrier sheet (6) is set, film carrier sheet (6) arranges fluorescence diaphragm (5) towards pedestal (1) one side.
2. adjustable color temperature as claimed in claim 1 and the aobvious LED panel light referring to, is characterized in that: between described blue-light LED chip (2) and red LED chip (3) and fluorescence diaphragm (5), all have gap.
3. adjustable color temperature as claimed in claim 1 and the aobvious LED panel light referring to, is characterized in that: the blue-light LED chip (2) of the blue-light LED chip (2) of described cold white light source module (7), red LED chip (3) and warm white source module (8), red LED chip (3) are connected with four groups of power supplys respectively.
4. adjustable color temperature as claimed in claim 1 and the aobvious LED panel light referring to, is characterized in that: described cold white light source module (7) and warm white source module (8) are handed in pairs and be arranged in a crossed manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410159266.0A CN103939779A (en) | 2014-04-18 | 2014-04-18 | LED panel lamp allowing color temperature and color rendering index to be adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410159266.0A CN103939779A (en) | 2014-04-18 | 2014-04-18 | LED panel lamp allowing color temperature and color rendering index to be adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103939779A true CN103939779A (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410159266.0A Pending CN103939779A (en) | 2014-04-18 | 2014-04-18 | LED panel lamp allowing color temperature and color rendering index to be adjustable |
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| CN (1) | CN103939779A (en) |
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| CN201069057Y (en) * | 2007-02-16 | 2008-06-04 | 厦门通士达照明有限公司 | High light efficiency high coloration LED lamp |
| CN101867004A (en) * | 2010-06-07 | 2010-10-20 | 李骋翔 | Light source module based on remote fluorescent powder |
| CN101876409A (en) * | 2009-04-30 | 2010-11-03 | 苏州向隆塑胶有限公司 | Backlight module capable of fine-tuning chromaticity and light mixing method thereof |
| CN201925773U (en) * | 2010-12-22 | 2011-08-10 | 北京朗波尔光电股份有限公司 | LED (light-emitting diode) light source module with adjustable color temperature and color rendering index (CRI) |
| CN201944606U (en) * | 2010-12-29 | 2011-08-24 | 四川新力光源有限公司 | LED (light-emitting diode) lighting lamp capable of adjusting color temperature |
| CN202598208U (en) * | 2012-04-24 | 2012-12-12 | 厦门多彩光电子科技有限公司 | White light light-emitting diode (LED) with adjustable color-temperature and color-rendering index |
| CN203086809U (en) * | 2013-01-17 | 2013-07-24 | 厦门理工学院 | Cool color and warm color LED adjustable color temperature constant illumination intelligent LED flat lighting device |
| CN203836670U (en) * | 2014-04-18 | 2014-09-17 | 江苏新广联光电股份有限公司 | Color temperature and color rendering index adjustable LED (Light Emitting Diode) panel light |
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2014
- 2014-04-18 CN CN201410159266.0A patent/CN103939779A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201069057Y (en) * | 2007-02-16 | 2008-06-04 | 厦门通士达照明有限公司 | High light efficiency high coloration LED lamp |
| CN101876409A (en) * | 2009-04-30 | 2010-11-03 | 苏州向隆塑胶有限公司 | Backlight module capable of fine-tuning chromaticity and light mixing method thereof |
| CN101867004A (en) * | 2010-06-07 | 2010-10-20 | 李骋翔 | Light source module based on remote fluorescent powder |
| CN201925773U (en) * | 2010-12-22 | 2011-08-10 | 北京朗波尔光电股份有限公司 | LED (light-emitting diode) light source module with adjustable color temperature and color rendering index (CRI) |
| CN201944606U (en) * | 2010-12-29 | 2011-08-24 | 四川新力光源有限公司 | LED (light-emitting diode) lighting lamp capable of adjusting color temperature |
| CN202598208U (en) * | 2012-04-24 | 2012-12-12 | 厦门多彩光电子科技有限公司 | White light light-emitting diode (LED) with adjustable color-temperature and color-rendering index |
| CN203086809U (en) * | 2013-01-17 | 2013-07-24 | 厦门理工学院 | Cool color and warm color LED adjustable color temperature constant illumination intelligent LED flat lighting device |
| CN203836670U (en) * | 2014-04-18 | 2014-09-17 | 江苏新广联光电股份有限公司 | Color temperature and color rendering index adjustable LED (Light Emitting Diode) panel light |
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| C06 | Publication | ||
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 214192 Wuxi, Xishan, Xishan Economic Development Zone, North Road, unity, No. 18, No. Applicant after: JIANGSU XGL OPTOELECTRONICS CO., LTD. Address before: 214192 Wuxi, Xishan Province Economic Development Zone, North Road, unity, No. 18, No. Applicant before: JIANGSU XINGUANGLIAN GREEN LIGHTING ENGINEERING CO., LTD. |
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Free format text: CORRECT: APPLICANT; FROM: JIANGSU XINGUANGLIAN GREEN LIGHTING ENGINEERING CO., LTD. TO: JIANGSU XINGUANGLIAN OPTOELECTRONIC CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140723 |