CN202852574U - A solar spectrum-type eye-protecting LED panel lamp or panel desk lamp - Google Patents
A solar spectrum-type eye-protecting LED panel lamp or panel desk lamp Download PDFInfo
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- CN202852574U CN202852574U CN2012201988024U CN201220198802U CN202852574U CN 202852574 U CN202852574 U CN 202852574U CN 2012201988024 U CN2012201988024 U CN 2012201988024U CN 201220198802 U CN201220198802 U CN 201220198802U CN 202852574 U CN202852574 U CN 202852574U
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Abstract
The utility model provides a solar spectrum-type eye-protecting LED panel lamp or panel desk lamp comprising white-light LED beads. The solar spectrum-type eye-protecting LED panel lamp or panel desk lamp also comprises a front grating panel, a front diffusion panel, a circuit board, a rear reflection and diffusion panel, a multi-color LED bead assembly and an annular reflector. The front grating panel is pressed against the front diffusion panel, and the front grating panel and the front diffusion panel are installed on a concave plate on the emergent light side of the eye-protecting LED panel lamp or panel desk lamp, the front diffusion panel being disposed before the front grating panel. The rear reflection and diffusion panel is pressed against the circuit board, and the rear reflection and diffusion panel and the circuit board are installed on a back-side concave plate of the eye-protecting LED panel lamp or panel desk lamp, the rear reflection and diffusion panel being disposed before the circuit board.
Description
Technical field
The utility model belongs to the Inner-lighting Technology field, is specifically related to a kind of sunshine spectral pattern LED eyeshield flat lamp or dull and stereotyped desk lamp.
Background technology
In recent years, be used for the lamp tube type of room lighting and bulb-type LED lamp or since directive property high, exist and dazzle light, or owing to LED lamp pearl overmatter, heat radiation difficulty, or owing to the problems such as heat sink weight is large, design cost is crossed height are restricting its market competitiveness, be difficult to be widely used.Based on liquid crystal (LCD) although that the LED plate lighting light fixture of back light source technique has solved directive property substantially is high and dazzle optical issue; but still can't take into account the requirement of colour rendering index, light extraction efficiency and manufacturing cost, be difficult to especially to reach for the colour rendering index of the reading desk lamp with vision protection especially or the requirement of the light source that is near the mark (sunshine spectral pattern).
Above-mentioned LED flat lamp based on liquid crystal (LCD) back light source technique except including LED lamp bar, also includes an aluminium section bar housing, LGP and aluminum heat conducting plate.Its principle is to have utilized the good heat dissipation characteristics of aluminium section bar on the aluminium section bar housing by LED lamp bar is placed, and the light that LED lamp bar sends sends evenly soft approximate natural daylight by the refraction of LGP with reflection.Aluminum heat conducting plate by increasing area of dissipation so that heat can play by the air of circulation the effect of abundant heat radiation.The principle of the light that LGP adopts the optics material to reach with silk-screen or etching site LED is sent by refraction and reflection evenly diffuses to whole face and enables to form area source and send soft light.
Above-mentioned LED flat lamp based on the LCD backlight source technology, it penetrates from surperficial silk-screen or etching site scattering object behind the LGP Multi reflection from the light that LED lamp bar sends again, owing to coupling and reflection loss effect repeatedly, reduced the light extraction efficiency of LED planar lamp; Above-mentioned aluminium section bar housing and aluminum heat conducting plate have also increased manufacturing cost when increasing area of dissipation; Have, above-mentioned light guide panel material and cost of manufacture are high again, cause thus the whole manufacturing cost of light fixture high; And most important, above-mentioned LED flat lamp based on the LCD backlight source technology, when it was used for reading lighting, colour rendering index was difficult to reach or the requirement of the light source that is near the mark (sunshine spectral pattern), played real eyeshield purpose.
Summary of the invention
The purpose of this utility model is to provide the complementary sunshine spectral pattern LED eyeshield flat lamp of a kind of spectrum or dull and stereotyped desk lamp, it is different from existing leaded light template white light LEDs flat lamp, the utility model adopts the LED spectrum light filling scheme of multiple color, it is large to have overcome conventional white light LED lighting spectrum defective, the shortcoming that colour rendering index is low.In addition, the utility model adopts without the LGP design, has solved that there are the problems such as low, the whole lamp manufacturing cost of light extraction efficiency height in the white light LEDs flat lamp in the prior art.The utlity model has simple in structure, light reliable, with low cost, advantages such as colour rendering index 100 that colour rendering index can reach or be near the mark light source.Because of emission spectrum near the sunshine visible spectrum, with daytime natural daylight the same soft, the eyeshield effect that therefore has real meaning.
In order to reach above-mentioned purpose, solution of the present utility model is:
The complementary sunshine spectral pattern LED eyeshield flat lamp of a kind of spectrum or dull and stereotyped desk lamp, it comprises front original screen panel, front diffusion panel, circuit board, back reflection diffusion panel, Multicolor LED lamp pearl group and annular reflector; Above-mentioned front original screen panel is close on the front diffusion panel, be installed on the concave disks of LED eyeshield flat lamp or dull and stereotyped desk lamp emergent light one side, and front diffusion panel at front, front original screen panel rear; Above-mentioned back reflection diffusion panel is close on the foregoing circuit plate, is installed in together on the concave disks inner bottom surface of LED eyeshield flat lamp or dull and stereotyped desk lamp, and reflects the diffusion panel front, and circuit board is rear; Above-mentioned front original screen panel and reflection diffusion panel make to form a space at a distance of certain distance; Above-mentioned Multicolor LED lamp pearl group be installed in the foregoing circuit plate around, LED lamp pearl is arranged in above-mentioned space; Above-mentioned annular reflector is installed in the inboard of LED eyeshield flat lamp or dull and stereotyped desk lamp concave disks all around.
Above-mentioned front original screen panel is the concavo-convex two-dimensional grating of thin polymer film, and three groups of grating line angular separations are 120 degree, and grating pitch is 50
～100
Be designed with the heat radiation copper sheet on the foregoing circuit plate, can be directly used in heat radiation, need not fin.
Above-mentioned Multicolor LED lamp pearl group adopts the complementary Multicolor LED lamp pearl combination of spectrum, comprises white light LED, red light LED, orange-colored light LED, cyan light LED and blue-light led.
Above-mentioned Multicolor LED lamp pearl group is the single row or multiple rows arrangement architecture, and wherein red light LED, orange-colored light LED, cyan light LED and blue-light led adopt the assembled arrangement mode.
Above-mentioned Multicolor LED lamp pearl group tilts to be welded on the foregoing circuit plate periphery, and the inclination angle is and circuit board plane angle 10～30 degree.
Above-mentioned LED eyeshield flat lamp or dull and stereotyped desk lamp light fixture output spectrum are basic identical at visible light part and solar spectrum, and colour rendering index is near 100.
Above-mentioned back reflection diffusion panel is to be covered with the rule of whole reflecting surface or the reflective surface that irregular protuberant particles forms.
Void pitch between above-mentioned front original screen panel and the reflection diffusion panel is 10mm～15mm;
After adopting such scheme, the utility model sunshine spectral pattern LED eyeshield flat lamp or dull and stereotyped desk lamp, during work, above-mentioned Multicolor LED lamp pearl group shines on front original screen panel and the front diffusion panel in frame all around, be placed on the complementary color light that white light that the white LED lamp pearl of circuit board periphery sends and red LED, orange LED, cyan LED and blue led send, penetrate from planar lamp the place ahead through forming even divergent beams after optical grating diffraction and the scattering of diffusion panel, make the emission spectrum of flat lamp or dull and stereotyped desk lamp near sun visible light.The veiling glare that above-mentioned Multicolor LED lamp pearl group diffuses on the rear board is transmitted on the front panel by reflection diffusion panel, and the veiling glare around above-mentioned annular reflector then will diffuse to is reflected back on the front and back panels.
Thus, the utility model is compared with prior art, and the utility model sunshine spectral pattern LED eyeshield flat lamp or dull and stereotyped desk lamp emergent light spectrum and sunshine visible spectrum are basic identical, and colour rendering index is near 100, and existing white light LEDs flat lamp exists the spectrum defective large, and colour rendering index only has about 80.Simultaneously, compare with prior art, the utility model need not the materials such as LGP, aluminium base and fin, and is simple in structure, light reliable, with low cost.Because its natural daylight is sunshine spectral pattern illuminating effect, vision protection had obvious effect especially.The complementary sunshine spectral type LED eyeshield flat lamp of the utility model spectrum or dull and stereotyped desk lamp can be widely used in the place illuminations such as office building, classroom, library, house.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of the utility model preferred embodiment.
Fig. 2 is the operation principle schematic diagram of the utility model embodiment.
The specific embodiment
In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.
Be the STRUCTURE DECOMPOSITION schematic diagram of the flat-plate luminous body of disc of a kind of sunshine spectral pattern LED eyeshield flat lamp of relating to of the utility model or dull and stereotyped desk lamp such as Fig. 1.It mainly comprises front diffusion panel 1, front original screen panel 2, front panel shading tore of reflection 3, side annular reflector 4, back reflection diffusion panel 5, Multicolor LED lamp pearl group 6, circuit board 7 and spill disk 8, wherein:
Described front diffusion panel 1, it is the acrylic/lucite panel of inferior optical haze face, and preferred thickness is 1～2mm, and better diameter is 200～300mm.Its adaptive indent that is close to spill disk 8, inferior optical haze is facing to the outside of disk.The effect of described front diffusion panel 1 is to eliminate dazzle, and simulating nature light makes the visual effect of light fixture outgoing beam more soft comfortable.
Described front original screen panel 2, it is a slice polymer grating film, and thickness is 0.1～0.3mm, and diameter is identical with above-mentioned front diffusion panel 1.The optical grating construction of described front original screen panel 2 is two-dimentional hexagonal structure, and three groups of grating lines are mutually 120 degree, and grating pitch is preferably 50～100
, it is close to the inner surface of above-mentioned front diffusion panel 1.The grating male and fomale(M﹠F) of described front original screen panel 2 is towards front diffusion panel 1, and it is used for making the LED light diffraction of side incident to the dead ahead of front diffusion panel 1.
Described front panel shading tore of reflection 3 is the annular light reflecting membrane, and it is close to the inner surface of front original screen panel 2.The external diameter of described front panel shading tore of reflection 3 is identical with the external diameter of front original screen panel 2, and the annulus width is just to shelter from LED lamp pearl as best.
Described side annular reflector 4 is the circular ring metal reflector, circle diameter is more smaller than above-mentioned front diffusion panel 1, the annulus width is identical with the spacing that described back reflection spreads between panel 5 and the front original screen panel 2, is 10mm～15mm, and annular reflector 4 is nested in the inner surface of spill disk 8.
Described back reflection diffusion panel 5, formed by the compacting of metal reflective film, also can be formed through the plating reflectance coating by the plastic bottom board of injection mo(u)lding, diameter is than above-mentioned front diffusion panel 1 little 20mm, its surface configuration is rule or the irregular projection taper graininess of tight distribution, the better diameter of projection taper particle is 1mm～3mm, and projection taper particle preferred height is 0.5mm～1.5mm.
Described Multicolor LED lamp pearl group 6 adopts the complementary Multicolor LED lamp pearl combination of spectrum, comprises white light LED, red light LED, orange-colored light LED, cyan light LED and blue-light led.Thus, the utility model LED eyeshield flat lamp or dull and stereotyped desk lamp light fixture output spectrum are basic identical at visible light part and solar spectrum, and colour rendering index is near 100.
Described circuit board 7 is single-side coated copper plate, and its diameter is slightly less than the diameter of front diffusion panel 1, and its thickness is preferably 1.5mm～2mm.The copper face that covers at described circuit board 7 is designed with large tracts of land heat conduction copper sheet, is used for heat radiation.Described Multicolor LED lamp pearl group 6 is installed on the circumference without copper face one side of described circuit board 7, Multicolor LED lamp pearl group 6 is the double close-packed arrays structure of annular, the outside one row is the white LED lamp pearl, an inboard row is followed successively by red light LED, orange-colored light LED, cyan light LED and blue-light led lamp pearl, is periodic arrangement.Described Multicolor LED lamp pearl group 5 tilts to be welded on the described circuit board 7, and the inclination angle is and circuit board plane angle 10～30 degree, referring to Fig. 2.
Above-mentioned back reflection diffusion panel 5 be close to foregoing circuit plate 7 without copper face one side, its protuberant particles shape one side is described circuit board 7 dorsad, and two plate center superpositions.Described circuit board 7 is close to the inner bottom surface that is installed in spill disk 8, and it covers copper face towards the inner bottom surface of spill disk 8; Described back reflection diffusion panel 5 is preferably 10mm～15mm with the distance of front original screen panel 2.
Thus, the utility model sunshine spectral pattern LED eyeshield flat lamp or dull and stereotyped desk lamp, during work, above-mentioned Multicolor LED lamp pearl group 6 shines on front original screen panel 2 and the front diffusion panel 1 in frame all around, the complementary color light that the white light that the foregoing circuit plate 7 periphery outsides one row's white LED lamp pearl sends and inboard row's red LED, orange LED, cyan LED and blue led send, penetrate from planar lamp the place ahead through forming even divergent beams after optical grating diffraction and the scattering of diffusion panel, make the emission spectrum of flat lamp or dull and stereotyped desk lamp near sun visible light.The veiling glare that above-mentioned Multicolor LED lamp pearl group 6 diffuses on the back reflection diffusion panel 5 reflexes on the front panel by back reflection diffusion panel 5, and the veiling glare around 4 of above-mentioned side annular reflectors will diffuse to is reflected back on the front and back panels.
In the utility model preferred embodiment, the angle of described Multicolor LED lamp pearl group 6 and circuit board 7 is that the size (being light-emitting area) according to flat lamp designs, the size of corresponding different flat lamp then, can appropriate change Multicolor LED lamp pearl the angle of group 6 and circuit board 7, thus so that front diffusion panel 1 thrown light on uniformly.
The preferred thickness of the utility model sunshine spectral pattern LED eyeshield flat lamp or dull and stereotyped desk lamp electroluminescent lamp plate is 15～20mm, and better external diameter is 205～305mm.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of ordinary skill in the field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.
Claims (8)
1. a sunshine spectral pattern LED eyeshield flat lamp or dull and stereotyped desk lamp comprise the white LED lamp pearl, it is characterized in that also comprising front original screen panel, front diffusion panel, circuit board, back reflection diffusion panel, Multicolor LED lamp pearl group and annular reflector; Above-mentioned front original screen panel is close on the front diffusion panel, be installed on the concave disks of LED eyeshield flat lamp or dull and stereotyped desk lamp emergent light one side, and front diffusion panel at front, front original screen panel rear; Above-mentioned back reflection diffusion panel is close on the foregoing circuit plate, is installed on the back side concave disks of LED eyeshield flat lamp or dull and stereotyped desk lamp, and reflects the diffusion panel front, and circuit board is rear; Above-mentioned front original screen panel and reflection diffusion panel make to form a space at a distance of certain distance; Above-mentioned Multicolor LED lamp pearl group be installed in the foregoing circuit plate around, LED lamp pearl is arranged in above-mentioned space; Above-mentioned annular reflector is installed in the inboard of LED eyeshield flat lamp or dull and stereotyped desk lamp concave disks all around.
2. a kind of sunshine spectral pattern LED eyeshield flat lamp as claimed in claim 1 or dull and stereotyped desk lamp, it is characterized in that: above-mentioned Multicolor LED lamp pearl group adopts the complementary Multicolor LED lamp pearl combination of spectrum, except comprising white light LED, also comprise red light LED, orange-colored light LED, cyan light LED and blue-light led.
3. a kind of sunshine spectral pattern LED eyeshield flat lamp as claimed in claim 1 or dull and stereotyped desk lamp, it is characterized in that: LED eyeshield flat lamp or dull and stereotyped desk lamp light fixture output spectrum are basic identical at visible light part and solar spectrum, and colour rendering index is near 100.
4. a kind of sunshine spectral pattern LED eyeshield flat lamp as claimed in claim 1 or dull and stereotyped desk lamp is characterized in that: the copper sheet large tracts of land that the foregoing circuit plate covers on the copper face keeps, and is directly used in the heat radiation of LED, need not other radiation fin.
5. a kind of sunshine spectral pattern LED eyeshield flat lamp as claimed in claim 1 or dull and stereotyped desk lamp is characterized in that: above-mentioned back reflection diffusion panel is to be covered with the rule of whole reflecting surface or the reflective surface that irregular protuberant particles forms.
6. a kind of sunshine spectral pattern LED eyeshield flat lamp as claimed in claim 1 or dull and stereotyped desk lamp, it is characterized in that: above-mentioned front original screen panel is the concavo-convex two-dimensional grating of thin polymer film.
7. a kind of sunshine spectral pattern LED eyeshield flat lamp as claimed in claim 1 or dull and stereotyped desk lamp, it is characterized in that: above-mentioned Multicolor LED lamp pearl group is the single row or multiple rows arrangement architecture, and wherein red light LED, orange-colored light LED, cyan light LED and blue-light led adopt the assembled arrangement mode.
8. a kind of sunshine spectral pattern LED eyeshield flat lamp as claimed in claim 1 or dull and stereotyped desk lamp, above-mentioned Multicolor LED lamp pearl group tilts to be welded on the foregoing circuit plate periphery, and the inclination angle be and circuit board plane angle 10～30 is spent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201988024U CN202852574U (en) | 2012-05-07 | 2012-05-07 | A solar spectrum-type eye-protecting LED panel lamp or panel desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201988024U CN202852574U (en) | 2012-05-07 | 2012-05-07 | A solar spectrum-type eye-protecting LED panel lamp or panel desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202852574U true CN202852574U (en) | 2013-04-03 |
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ID=47983771
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201988024U Expired - Fee Related CN202852574U (en) | 2012-05-07 | 2012-05-07 | A solar spectrum-type eye-protecting LED panel lamp or panel desk lamp |
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| Country | Link |
|---|---|
| CN (1) | CN202852574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662343A (en) * | 2016-01-05 | 2016-06-15 | 中国科学院苏州生物医学工程技术研究所 | Dry eye detection and handheld imaging device and dry eye detection device and detection method thereof |
| CN109506160A (en) * | 2018-12-10 | 2019-03-22 | 何惠兴 | A kind of panel light |
-
2012
- 2012-05-07 CN CN2012201988024U patent/CN202852574U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662343A (en) * | 2016-01-05 | 2016-06-15 | 中国科学院苏州生物医学工程技术研究所 | Dry eye detection and handheld imaging device and dry eye detection device and detection method thereof |
| CN105662343B (en) * | 2016-01-05 | 2021-01-15 | 中国科学院苏州生物医学工程技术研究所 | Dry eye detection handheld imaging device and dry eye detection equipment |
| CN109506160A (en) * | 2018-12-10 | 2019-03-22 | 何惠兴 | A kind of panel light |
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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: 20130403 Termination date: 20150507 |
|
| EXPY | Termination of patent right or utility model |