CN104835901A - Ultrathin flexible double-sided light-emitting LED light source based on secondary optical design - Google Patents
Ultrathin flexible double-sided light-emitting LED light source based on secondary optical design Download PDFInfo
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- CN104835901A CN104835901A CN201510164782.7A CN201510164782A CN104835901A CN 104835901 A CN104835901 A CN 104835901A CN 201510164782 A CN201510164782 A CN 201510164782A CN 104835901 A CN104835901 A CN 104835901A
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- light source
- led light
- optical design
- secondary optical
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- 230000003287 optical effect Effects 0.000 title claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 238000004381 surface treatment Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000002096 quantum dot Substances 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 230000005496 eutectics Effects 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 238000004544 sputter deposition Methods 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
- H01L33/505—Wavelength conversion elements characterised by the shape, e.g. plate or foil
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Led Device Packages (AREA)
- Planar Illumination Modules (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention provides an ultrathin flexible double-sided light-emitting LED light source based on secondary optical design. The light source comprises a flexible substrate, a plurality of LED chips, and fluorescent screens. The flexible substrate is provided with a first light-emitting circuit. The flexible substrate is also provided with the plurality of LED chips. The plurality of LED chips are distributed on the flexible substrate in an array manner, and are electrically connected with the first light-emitting circuit. The fluorescent screens are respectively on two sides of the flexible substrate, and seal the plurality of LED chips. Surface treatment is performed on the surfaces of the fluorescent screens on two sides, or micro lenses are pressed on the surfaces of the fluorescent screens. The fluorescent screens on the two sides are respectively provided with a second light-emitting circuit. The second light-emitting circuit is electrically connected with the plurality of LED chips. Leads are led out from fluorescent screens on two sides. The LED light source is good in flexibility, wide in application range, and low in thickness. In addition, through forming double-sided light emission optical paths on the fluorescent screens, the LED light source increases light-emitting area, and secondary optical design is performed on the fluorescent screens, so as to improve luminous efficiency of the LED light source.
Description
Technical field
The present invention relates to lighting technical field, especially a kind of ultrathin flexible double-side LED light source based on secondary optical design.
Background technology
Light-emitting diode (Light-Emitting Diode, LED) is a kind of semiconductor electronic component that can be luminous.This electronic component occurred as far back as 1962, and can only send the ruddiness of low luminosity in early days, develop other monochromatic versions afterwards, the light that can send even to this day is throughout visible ray, infrared ray and ultraviolet, and luminosity also brings up to suitable luminosity.And purposes is also by the beginning as indicator light, display panel etc.; Along with the continuous progress of technology, light-emitting diode has been widely used in display, television set daylighting decoration and illumination.
But often light-emitting area is less, pliability is poor and luminous efficiency is not high for the light source of existing use light-emitting diode, fully cannot meet the user demand of people.
Therefore, for solving the problem, be necessary to propose further solution.
Summary of the invention
The object of the present invention is to provide a kind of ultrathin flexible double-side LED light source based on secondary optical design, to overcome the deficiencies in the prior art.
For achieving the above object, the invention provides a kind of ultrathin flexible double-side LED light source based on secondary optical design, it comprises: flexible base, board, some LED chips, fluorescent film;
Described flexible base, board is provided with the first illuminating circuit, described flexible base, board is also provided with described some LED chips, described some LED chips are distributed on described flexible base, board in the form of an array, and are electrically connected with described first illuminating circuit;
Described fluorescent film is arranged at the both sides of described flexible base, board respectively, and described some LED chips are sealed, the surface of the fluorescent film of described both sides is carried out surface treatment or is suppressed with lenticule, the fluorescent film of described both sides is also respectively arranged with the second illuminating circuit, described second illuminating circuit and described some LED chips are electrically connected, on the fluorescent film of described both sides, also lead to wire.
As the improvement of the ultrathin flexible double-side LED light source based on secondary optical design of the present invention, described first illuminating circuit is arranged on above-mentioned flexible base, board by the mode of suppressing, printing or sputtering.
As the improvement of the ultrathin flexible double-side LED light source based on secondary optical design of the present invention, described some LED chips adopt the mode of formal dress or upside-down mounting to be arranged on described flexible base, board.
As the improvement of the ultrathin flexible double-side LED light source based on secondary optical design of the present invention, the fixed form between described some LED chips and described flexible base, board can be: conducting resinl, Reflow Soldering, eutectic weld.
As the improvement of the ultrathin flexible double-side LED light source based on secondary optical design of the present invention, the thickness of described LED chip is 100 ~ 150um.
As the improvement of the ultrathin flexible double-side LED light source based on secondary optical design of the present invention, the thickness of described LED light source is 300 ~ 350um.
As the improvement of the ultrathin flexible double-side LED light source based on secondary optical design of the present invention, described flexible fluorescence substrate comprises fluorescent material or quantum dot, and described flexible fluorescence substrate also comprises the one in following component: PET, PI or silica gel.
Compared with prior art, the invention has the beneficial effects as follows: the ultrathin flexible double-side LED light source pliability based on secondary optical design of the present invention is good, applied range, and its thickness is less.In addition, LED light source of the present invention, by forming two-sided bright dipping light path at fluorescent film, expands light-emitting area, and on fluorescent film, carry out the luminous efficiency that secondary optical design improves LED light source.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the floor map of an embodiment of the ultrathin flexible double-side LED light source based on secondary optical design of the present invention.
Embodiment
Technical scheme in the present invention is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
As shown in Figure 1, the ultrathin flexible double-side LED light source based on secondary optical design of the present invention comprises: flexible base, board 10, some LED chips 20, fluorescent film 30.
Described flexible base, board 10 is for carrying described some LED chips 20, and himself adopts flexible material simultaneously, and the pliability of the LED light source of the present invention being is good.Particularly, described flexible base, board 10 is provided with the first illuminating circuit, this first illuminating circuit is arranged on above-mentioned flexible base, board by modes such as compacting, printing or sputterings.Described some LED chips 20 are arranged on flexible base, board 10, and this some LED chip 20 is distributed on flexible base, board 10 in the form of an array.Some LED chips 20 are electrically connected with the first illuminating circuit simultaneously, and the fixed form between described some LED chips 20 and described flexible base, board 10 can be: conducting resinl, Reflow Soldering, eutectic weldering etc.In addition, described some LED chips 20 can adopt the mode of formal dress or upside-down mounting to be arranged on described flexible base, board 10.
Further, in above-mentioned execution mode, the thickness of arbitrary LED chip is 100 ~ 150um, and the thickness overall control of LED light source of the present invention at 300 ~ 350um, thus realizes the ultrathin design of LED light source of the present invention.
Described fluorescent film 30 is arranged at the both sides of described flexible base, board 10 respectively, and some LED chips 20 can from fluorescent film 30 emission of light of both sides, thus, form two-sided bright dipping light path, there is larger light-emitting area.Described fluorescent film 30 comprises fluorescent material or quantum dot, and described flexible fluorescence substrate comprises fluorescent material or quantum dot, and described flexible fluorescence substrate also comprises the one in following component: PET, PI or silica gel.Thus fluorescent film 30 can comprise the fluorescent material doped with PET, PI or silica gel, the quantum dot doped with PET, PI or silica gel also can be comprised.
The fluorescent film 30 of both sides seals the some LED chips 20 be arranged on above-mentioned flexible base, board 10.Meanwhile, by carrying out surface treatment to the surface of both sides fluorescent film 30 or suppress lenticular mode carrying out Secondary Design, to improve luminous efficiency to fluorescent film 30.
Further, the fluorescent film 30 of described both sides is also respectively arranged with the second illuminating circuit, described second illuminating circuit and described some LED chips 20 are electrically connected, and also lead to wire on the fluorescent film of described both sides.
To sum up, the ultrathin flexible double-side LED light source pliability based on secondary optical design of the present invention is good, applied range, and its thickness is less.In addition, LED light source of the present invention, by forming two-sided bright dipping light path at fluorescent film, expands light-emitting area, and on fluorescent film, carry out the luminous efficiency that secondary optical design improves LED light source.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (7)
1. based on a ultrathin flexible double-side LED light source for secondary optical design, it is characterized in that, described LED light source comprises: flexible base, board, some LED chips, fluorescent film;
Described flexible base, board is provided with the first illuminating circuit, described flexible base, board is also provided with described some LED chips, described some LED chips are distributed on described flexible base, board in the form of an array, and are electrically connected with described first illuminating circuit;
Described fluorescent film is arranged at the both sides of described flexible base, board respectively, and described some LED chips are sealed, the surface of the fluorescent film of described both sides is carried out surface treatment or is suppressed with lenticule, the fluorescent film of described both sides is also respectively arranged with the second illuminating circuit, described second illuminating circuit and described some LED chips are electrically connected, on the fluorescent film of described both sides, also lead to wire.
2. the ultrathin flexible double-side LED light source based on secondary optical design according to claim 1, is characterized in that, described first illuminating circuit is arranged on above-mentioned flexible base, board by the mode of suppressing, printing or sputtering.
3. the ultrathin flexible double-side LED light source based on secondary optical design according to claim 1, is characterized in that, described some LED chips adopt the mode of formal dress or upside-down mounting to be arranged on described flexible base, board.
4. the ultrathin flexible double-side LED light source based on secondary optical design according to claim 1, it is characterized in that, the fixed form between described some LED chips and described flexible base, board can be: conducting resinl, Reflow Soldering, eutectic weld.
5. the ultrathin flexible double-side LED light source based on secondary optical design according to claim 1, is characterized in that, the thickness of described LED chip is 100 ~ 150um.
6. the ultrathin flexible double-side LED light source based on secondary optical design according to claim 1, is characterized in that, the thickness of described LED light source is 300 ~ 350um.
7. the ultrathin flexible double-side LED light source based on secondary optical design according to claim 1, it is characterized in that, described flexible fluorescence substrate comprises fluorescent material or quantum dot, and described flexible fluorescence substrate also comprises the one in following component: PET, PI or silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510164782.7A CN104835901B (en) | 2015-04-09 | 2015-04-09 | Ultrathin flexible double-side LED light source based on secondary optical design |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510164782.7A CN104835901B (en) | 2015-04-09 | 2015-04-09 | Ultrathin flexible double-side LED light source based on secondary optical design |
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| CN104835901A true CN104835901A (en) | 2015-08-12 |
| CN104835901B CN104835901B (en) | 2018-04-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093659A (en) * | 2016-09-30 | 2017-08-25 | 深圳市玲涛光电科技有限公司 | Flexible surface light source and its manufacture method and electronic equipment |
| CN107701935A (en) * | 2017-10-19 | 2018-02-16 | 常州工学院 | A kind of LED flexible light-conductings device |
| CN107908041A (en) * | 2017-11-24 | 2018-04-13 | 珠海晨新科技有限公司 | A kind of screen bottom light source module comprehensively and comprehensively screen |
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| CN107908041A (en) * | 2017-11-24 | 2018-04-13 | 珠海晨新科技有限公司 | A kind of screen bottom light source module comprehensively and comprehensively screen |
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| Publication number | Publication date |
|---|---|
| CN104835901B (en) | 2018-04-10 |
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Effective date of registration: 20191226 Address after: 314000 3rd floor of No. 338 Jingxing Road, Caoqiao Street, Pinghu City, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Jingxing Lake Electronic Technology Co.,Ltd. Address before: 215211, Fen Lake Science and Technology Pioneer Park, 558 Fen Dao Avenue, Wujiang District, Jiangsu, Suzhou Patentee before: SUZHOU JINGPIN ADVANCED MATERIALS Co.,Ltd. |
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Effective date of registration: 20230417 Address after: 201100 1st floor, building 5, 951 Jianchuan Road, Minhang District, Shanghai Patentee after: Shanghai Jingqing Energy Technology Co.,Ltd. Address before: 314000 3rd floor of No. 338 Jingxing Road, Caoqiao Street, Pinghu City, Jiaxing City, Zhejiang Province Patentee before: Jiaxing Jingxing Lake Electronic Technology Co.,Ltd. |