CN203273471U - Blue-light-resistant table lamp - Google Patents
Blue-light-resistant table lamp Download PDFInfo
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- CN203273471U CN203273471U CN2013202012324U CN201320201232U CN203273471U CN 203273471 U CN203273471 U CN 203273471U CN 2013202012324 U CN2013202012324 U CN 2013202012324U CN 201320201232 U CN201320201232 U CN 201320201232U CN 203273471 U CN203273471 U CN 203273471U
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Abstract
The utility model discloses a blue-light-resistant table lamp which comprises a base, a connecting unit, a lamp sleeve and an LED light source. The lamp sleeve is arranged on the base through the connecting unit and is provided with an opening. The LED light source is arranged in the lamp sleeve. A blue light absorption layer is arranged on the inner surface of the lamp sleeve. According to the blue-light-resistant table lamp, the blue light absorption layer is arranged on the inner surface of the lamp sleeve, blue light filtering is carried out on light beams emitted out by the LED light source, blue light emitting is lowered, the blue light absorption layer can absorb the blue light component of the light beams emitted out by the LED light source, so that the blue light component of the light beams emitted out by the whole table lap is greatly lowered, human eyes can be well protected from damage caused by blue light, and the effect of eye protecting is achieved. Meanwhile, the blue-light-resistant table lamp has the advantages of being simple in structure and low in cost, energy is saved, and the blue-light-resistant table lamp is beneficial to marketization promotion and utilization and has wide application prospect.
Description
Technical field
The utility model relates to the desk lamp field, and particularly a kind of have an anti-blue light desk lamp that reduces the blue light outgoing.
Background technology
Now on the market eye-protecting desk lamp generally is conceived to the following aspects and reaches the eyeshield effect:
1, eliminate the light fixture stroboscopic; 2, avoid high light direct projection eye; 3, eliminate the shade that hand, head etc. cause; 4, report to the police by sensor and correct faulty sitting posture; 5, provide background illumination, create the long sight condition.The scheme of taking in above-mentioned prior art is relieving eye strain to a certain degree all, reaches the eyeshield effect.
Yet the WHO of the World Health Organization likes that an association announces: cause the whole world blind over 30000 people every year because of blue ray radiation in 2006 to 2008.Show according to ophthalmology branch of Chinese Medical Association data: in China 4.2 hundred million netizens, 63.5% netizen has visual impairment, cataract, the eye illness in various degree such as blind because of blue light, radiation.Existing studies show that is exposed in one day in high strength blue light light for a long time, will increase the weight of macula retinae district disease, the damage of fundus that causes postcataract, cause the dimness of vision and dazzle, and suppress epiphysin secretion, bother sleep, increased the incidence of human body self major disease.
In recent years, the LED technical development is rapid, and the Novel LED illuminating light source replaces conventional lighting source just gradually with its energy-saving and environmental protection, the advantage such as durable, with the LED lighting source as the desk lamp light source.And illumination white LED light source commonly used, produce white light after exciting yellow fluorescent powder by blue-ray LED, its curve of spectrum is unsmooth, and particularly the peak value of blue wave band is apparently higher than natural daylight or incandescent lamp, in the white-light spectrum that obtains, blue light proportion is more, and excessively strong blue light has harm to human eye.
Publication number is the LED desk lamp that the Chinese invention patent application of CN 101235945A discloses a kind of light color adjustable, comprises: a pedestal comprises a switching device and a tunable arrangement; One linkage unit is located on this pedestal; One cover body is connected in this linkage unit; And the LED module of at least one light color adjustable, be located at this cover body, the LED module of each light color adjustable comprises: a packaging body and be located at a blue-light LED chip and a red LED chip in this packaging body, and this packaging body comprises a packing colloid, and this packing colloid has yellow fluorescent material.Although this technical scheme is by adding a red LED chip to the LED module that emits white light of being located on desk lamp, tunable arrangement on the recycling desk lamp drives red LED chip and makes the white light that desk lamp projects originally switch to warm white, reaches photochromic adjustable effect.But, the warm white that the LED desk lamp of this light color adjustable sends, blue light does not reduce, and still can't reduce blue light to the harm of human eye.
Desk lamp eyeshield scheme of the prior art all reckons without the harm that blue light causes human eye, the Lights section is not made obvious improvement, therefore can't avoid blue light to the harm of human eye.
The utility model content
The problem that exists in the technical scheme that the utility model is taked for eye-protecting desk lamp in prior art provides a kind of anti-blue light desk lamp, can reduce the blue light ingredient in the light beam of the outside outgoing of desk lamp, thereby reaches the purpose of eyeshield.
A kind of anti-blue light desk lamp comprises pedestal, linkage unit, is arranged on described pedestal with the lampshade of opening and the LED light source that is positioned at described lampshade by described linkage unit, and the inner surface of described lampshade is provided with the blue light absorption layer.
In the utility model anti-blue light desk lamp, the blue light absorption layer is set on the inner surface of lampshade, the projected area that is mainly LED light source on the inner surface of lampshade arranges the blue light absorption layer, the blue light absorption layer can absorb the blue light ingredient in the LED light source outgoing beam, blue light ingredient in the light beam of the outside outgoing of whole desk lamp is reduced greatly, thereby reduce to enter the blue light of eye, avoid eye is worked the mischief, reach the eyeshield purpose.
As preferably, described lampshade is concave shaped, is hollow form, and the inner surface of described lampshade is reflecting curved surface, by the reflecting curved surface of lampshade inner surface, the LED light source uniform irradiation is gone out, and simultaneously, is convenient to control the direction of emergent ray.
As preferably, described LED light source comprises blue-light LED chip and is coated in yellow fluorescent powder on described blue-light LED chip.Absorb the material of blue light in described blue light absorption layer, for the beam reflection rate of 440nm in visible light～480nm scope lower than 30%, to visible light greater than the reflectivity of the above wave band of 600nm higher than 90%.Absorb the material of blue light in described blue light absorption layer, can select yellow uitramarine, specifically can select the Nanoptek Yellow of Nanoptek company development
TMYellow uitramarine.Blue-light LED chip+yellow fluorescent powder is the main implementation that realizes white light LEDs in prior art, and the blue-light excited yellow fluorescent powder that sends by blue-light LED chip obtains white light, and technology maturation, with low cost and effect is better.But owing to obtaining by blue-light excited yellow fluorescent powder in the mode of white light, in the white-light spectrum that obtains, blue light proportion is more, and excessively strong blue light has harm to human eye, therefore, the blue light absorption layer is set also specifically selects the material of suitable absorption blue light, this material that absorbs blue light is lower for the reflectivity of blue wave band, and it is higher for the reflectivity of its all band of visible light, guarantee not affect the reflection to other wave band light beams when absorbing blue light, the luminous energy of all the other wave bands is utilized effectively.
As preferably, be fixed with lamp plate in described lampshade, described LED light source is arranged on described lamp plate, LED light source is fixed on lamp plate, and the light beam of LED light source outgoing is through after the internal surface reflection of lampshade, and outgoing is to light fixture, blue light absorption layer on the inner surface of lampshade absorbs the blue light ingredient in the LED light source outgoing beam, blue light ingredient in the light beam of the outside outgoing of whole desk lamp is reduced greatly, thereby reduce to enter the blue light of eye, avoid eye is worked the mischief.
LED light source is arranged on lamp plate, can be further preferred according to the beam direction of the outgoing of LED light source:
One, described LED light source towards the opening setting of described lampshade, is provided with the cambered surface reflector that described LED light source outgoing beam is reflexed to lampshade inner surface in described lampshade.This LED light source is towards the opening setting of lampshade; by the cambered surface reflector, beam reflection is arrived lampshade inner surface; make the light source outgoing beam directly not penetrate from the lampshade opening part; blue light absorption layer on lampshade inner surface absorbs the blue light ingredient in the LED light source outgoing beam, thereby can play well the effect of protection eyes.
Two, described LED light source is LED light-emitting particles and a side that is positioned at described lamp plate, and described lamp plate is with a side of the LED light-emitting particles opening of described lampshade dorsad.Have directionality (single face is luminous) because LED light source is luminous, adopt LED light source luminous towards the inner surface of lampshade, light beam is incident upon the lampshade inner surface that is provided with the blue light absorption layer, then after the lampshade inner surface reflection from the outgoing of lampshade opening part; Namely first the LED light source outgoing beam is carried out blue light absorption, then make the light beam outgoing after filtration, thereby reduce to enter the blue light of eye, can play well the effect of protection eyes.
Further preferred, described lamp plate is strip and the inside that is erected at described lampshade, and this reflective structure is convenient to control the direction of emergent ray, and can illumination even.The strip light grillage is located at the inside of lampshade, can be used in logical light, and this structure can be taken into account simultaneously the fixing of lamp plate and reduce stopping emergent ray as far as possible.Further preferred again, described lamp plate is Y-shaped or cross.The strip lamp plate of Y-shaped and decussate texture all can steady rest be located at the inside of lampshade, has taken into account to reduce the stopping of emergent ray improved the percent of pass of emergent ray in fixed L ED light-emitting particles.
Further preferred, described lamp plate is annular and the inner surface that abuts against described lampshade, and this reflective structure is convenient to control the direction of emergent ray, and can illumination even.With through hole, be used for logical light in the middle of the annular lamp plate, this structure can be taken into account simultaneously the fixing of lamp plate and reduce stopping emergent ray as far as possible.
Compared with prior art, the utlity model has following advantage:
The utility model anti-blue light desk lamp; the inner surface of lampshade is provided with the blue light absorption layer; the LED light source outgoing beam is carried out blue light filter, reduce the blue light outgoing; the blue light absorption layer can absorb the blue light ingredient in the LED light source outgoing beam; blue light ingredient in the light beam of the outside outgoing of whole desk lamp is reduced greatly; be conducive to protect human eye to avoid blue light harm, play the effect of protection eyes.The utility model anti-blue light desk lamp has simple in structure, energy-conservation, low cost and other advantages simultaneously, is conducive to market-oriented promotion and application, has broad application prospects.
The utility model anti-blue light desk lamp; in preferred technical scheme; LED light source is towards the opening setting of lampshade; by the cambered surface reflector, beam reflection is arrived lampshade inner surface; blue light absorption layer on lampshade inner surface absorbs the blue light ingredient in the LED light source outgoing beam, can play well the effect of protection eyes.LED light source is LED light-emitting particles and a side that is positioned at lamp plate, lamp plate is with a side of the LED light-emitting particles opening of lampshade dorsad, lamp plate is Y-shaped, cross or annular, can take into account simultaneously the fixing of lamp plate and reduce as far as possible the stopping of emergent ray improved the percent of pass of emergent ray.
Description of drawings
Fig. 1 is the structural representation of the anti-blue light desk lamp of the utility model embodiment one;
Fig. 2 selects Nanoptek Yellow weld as the reflectivity schematic diagram of the material that absorbs blue light to sunshine in the anti-blue light desk lamp of the utility model embodiment one;
Fig. 3 is the lampshade internal structure schematic diagram of the anti-blue light desk lamp of the utility model embodiment two;
Fig. 4 is the lampshade internal structure schematic diagram of the anti-blue light desk lamp of the utility model embodiment three.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model anti-blue light desk lamp is described in further detail.
Embodiment one
As shown in Figure 1, be a kind of anti-blue light desk lamp, comprise pedestal 8, linkage unit 9, with the lampshade 2 of opening 1 and the LED light source 3 that is positioned at lampshade 2, lampshade 2 is arranged on pedestal 8 by linkage unit 9, and namely an end of linkage unit 9 is arranged on pedestal 8, and the other end of linkage unit 9 is equipped with lampshade 2, lampshade 2 is concave shaped, be hollow form, the inner surface 6 of lampshade 2 is reflecting curved surface, and the inner surface 6 of lampshade 2 is provided with the blue light absorption layer.
Be fixed with lamp plate 7 in lampshade 2, LED light source 3 is arranged on lamp plate 7, LED light source 3 arranges towards the opening 1 of lampshade 2, is provided with the cambered surface reflector 4 that LED light source 3 outgoing beams is reflexed to lampshade 2 inner surfaces 6 in lampshade 2, the reflecting surface 5 of the light emission direction of LED light source 3 on cambered surface reflector 4.
The utility model anti-blue light desk lamp, the light beam of LED light source 3 outgoing first shines on cambered surface reflector 4, reflex on lampshade 2 inner surfaces 6 through the reflecting surface 5 on cambered surface reflector 4, after lampshade 2 inner surface 6 reflections, outgoing is to light fixture, blue light absorption layer on the inner surface 6 of lampshade 2 absorbs the blue light ingredient in LED light source 3 outgoing beams, blue light ingredient in the light beam of the outside outgoing of whole desk lamp is reduced greatly, thereby reduce to enter the blue light of eye, avoid eye is worked the mischief, reach the eyeshield purpose.This anti-blue light desk lamp outgoing beam is less to human eye harm, need to be applicable to the application scenario of long-time light-illuminating and the operation of bending over the desk.
After the utility model arranges the blue light absorption layer, in the emergent ray of the utility model anti-blue light desk lamp, blue light proportion obviously descends, the standard that meets " the photo-biological security of GBT20145-2006 lamp and lamp system " fully, after tested, in the situation that exposure time 5h, it still endangers lower than the retina blue light spoke limit value that exposes to the sun, and can very well prevent the retina fire damage, thereby reach the purpose of eyeshield.
Embodiment two
As shown in Figure 3, be another kind of anti-blue light desk lamp, be from the different of embodiment 1, LED light source 3 is arranged on the structure on lamp plate 7, and other are all identical with embodiment one.
the utility model anti-blue light desk lamp, the light beam of LED light source 3 outgoing first shines on lampshade 2 inner surfaces 6, after lampshade 2 inner surface 6 reflections, outgoing is to light fixture, the strip lamp plate 7 of Y-shaped structure has been taken into account in fixed L ED light-emitting particles and has been reduced stopping emergent ray, improved the percent of pass of emergent ray, blue light absorption layer on the inner surface 6 of lampshade 2 absorbs the blue light ingredient in LED light source 3 outgoing beams, blue light ingredient in the light beam of the outside outgoing of whole desk lamp is reduced greatly, thereby reduce to enter the blue light of eye, avoid eye is worked the mischief, reach the eyeshield purpose.
After the utility model arranges the blue light absorption layer, in the emergent ray of the utility model anti-blue light desk lamp, blue light proportion obviously descends, the standard that meets " the photo-biological security of GBT20145-2006 lamp and lamp system " fully, after tested, in the situation that exposure time 5h, it still endangers lower than the retina blue light spoke limit value that exposes to the sun, and can very well prevent the retina fire damage, thereby reach the purpose of eyeshield.
Embodiment three
As shown in Figure 4, be another kind of anti-blue light desk lamp, be from the different of embodiment 1, LED light source 3 is arranged on the structure on lamp plate 7, and other are all identical with embodiment one.
The utility model anti-blue light desk lamp, the light beam of LED light source 3 outgoing first shines on lampshade 2 inner surfaces 6, after lampshade 2 inner surface 6 reflections, outgoing is to light fixture, annular lamp plate 7 can be taken into account simultaneously the fixing of lamp plate 7 and reduce stopping emergent ray as far as possible, blue light absorption layer on the inner surface 6 of lampshade 2 absorbs the blue light ingredient in LED light source 3 outgoing beams, blue light ingredient in the light beam of the outside outgoing of whole desk lamp is reduced greatly, thereby reduce to enter the blue light of eye, avoid eye is worked the mischief, reach the eyeshield purpose.
After the utility model arranges the blue light absorption layer, in the emergent ray of the utility model anti-blue light desk lamp, blue light proportion obviously descends, the standard that meets " the photo-biological security of GBT20145-2006 lamp and lamp system " fully, after tested, in the situation that exposure time 5h, it still endangers lower than the retina blue light spoke limit value that exposes to the sun, and can very well prevent the retina fire damage, thereby reach the purpose of eyeshield.
The above-described specific embodiment has been described in detail the technical solution of the utility model and beneficial effect; be understood that the above only is most preferred embodiment of the present utility model; be not limited to the utility model; all any modifications of making in principle scope of the present utility model, replenish and be equal to replacement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. anti-blue light desk lamp comprises pedestal, linkage unit, is arranged on described pedestal with the lampshade of opening and the LED light source that is positioned at described lampshade by described linkage unit, it is characterized in that, the inner surface of described lampshade is provided with the blue light absorption layer.
2. anti-blue light desk lamp according to claim 1, is characterized in that, described lampshade is concave shaped, is hollow form, and the inner surface of described lampshade is reflecting curved surface.
3. anti-blue light desk lamp according to claim 1, is characterized in that, described LED light source comprises blue-light LED chip and is coated in yellow fluorescent powder on described blue-light LED chip.
4. anti-blue light desk lamp according to claim 1, is characterized in that, is fixed with lamp plate in described lampshade, and described LED light source is arranged on described lamp plate.
5. anti-blue light desk lamp according to claim 4, is characterized in that, described LED light source is provided with towards the opening setting of described lampshade the cambered surface reflector that described LED light source outgoing beam is reflexed to lampshade inner surface in described lampshade.
6. anti-blue light desk lamp according to claim 4, is characterized in that, described LED light source is LED light-emitting particles and a side that is positioned at described lamp plate, and described lamp plate is with a side of the LED light-emitting particles opening of described lampshade dorsad.
7. anti-blue light desk lamp according to claim 6, is characterized in that, described lamp plate is strip and the inside that is erected at described lampshade.
8. anti-blue light desk lamp according to claim 7, is characterized in that, described lamp plate is Y-shaped or cross.
9. anti-blue light desk lamp according to claim 6, is characterized in that, described lamp plate is annular and the inner surface that abuts against described lampshade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202012324U CN203273471U (en) | 2013-04-19 | 2013-04-19 | Blue-light-resistant table lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202012324U CN203273471U (en) | 2013-04-19 | 2013-04-19 | Blue-light-resistant table lamp |
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| Publication Number | Publication Date |
|---|---|
| CN203273471U true CN203273471U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202012324U Expired - Fee Related CN203273471U (en) | 2013-04-19 | 2013-04-19 | Blue-light-resistant table lamp |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789414A (en) * | 2015-01-14 | 2016-07-20 | Lg伊诺特有限公司 | Light emitting apparatus |
| CN108613022A (en) * | 2016-12-12 | 2018-10-02 | 佛山市香港科技大学Led-Fpd工程技术研究开发中心 | Low blue light harm LED light source and preparation method thereof and lamps and lanterns |
| CN109519753A (en) * | 2018-11-29 | 2019-03-26 | 北京绿竹照明技术有限公司 | A kind of eye-protection LED desk lamp |
| CN110469825A (en) * | 2019-07-25 | 2019-11-19 | 徐春雷 | A kind of accurate colour filter method of adjustment of spectrum |
-
2013
- 2013-04-19 CN CN2013202012324U patent/CN203273471U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789414A (en) * | 2015-01-14 | 2016-07-20 | Lg伊诺特有限公司 | Light emitting apparatus |
| CN108613022A (en) * | 2016-12-12 | 2018-10-02 | 佛山市香港科技大学Led-Fpd工程技术研究开发中心 | Low blue light harm LED light source and preparation method thereof and lamps and lanterns |
| CN109519753A (en) * | 2018-11-29 | 2019-03-26 | 北京绿竹照明技术有限公司 | A kind of eye-protection LED desk lamp |
| CN110469825A (en) * | 2019-07-25 | 2019-11-19 | 徐春雷 | A kind of accurate colour filter method of adjustment of spectrum |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20190419 |