CN202868366U - Light-emitting diode (LED) flat illumination lamp and light-emitting component thereof - Google Patents
Light-emitting diode (LED) flat illumination lamp and light-emitting component thereof Download PDFInfo
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- CN202868366U CN202868366U CN2012204463390U CN201220446339U CN202868366U CN 202868366 U CN202868366 U CN 202868366U CN 2012204463390 U CN2012204463390 U CN 2012204463390U CN 201220446339 U CN201220446339 U CN 201220446339U CN 202868366 U CN202868366 U CN 202868366U
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Abstract
The utility model discloses a light-emitting diode (LED) flat illumination lamp and a light-emitting component of the LED flat illumination lamp. The light-emitting component comprises a light guiding board and a back board which are arranged opposite to each other. A reflecting layer is arranged between the light guiding board and the back board and coated on the back board. A light ray illuminated on the reflecting layer is reflected to the light guiding board by the reflecting layer. According to the light-emitting component of the LED flat illumination lamp, the reflecting layer directly coated on the back board is used for replacing a reflecting film of a light-emitting component in the prior art, not only production cost is reduced, but also mounting procedures of the reflecting layer are saved, and production efficiency is improved. Meanwhile, heat dissipation of the reflecting layer is carried out through the back board, the phenomena of shadows, unevenness and ripples of the whole lamp frames are eliminated, and the whole light effect of the lamp is improved.
Description
Technical field
The utility model relates to a kind of lighting technical field, particularly a kind of LED flat head lamp and luminescence component thereof.
Background technology
At present, LED plate lighting light fixture is more and more general being applied in people's daily life, such as places such as office, factory, market, library, hospitals.As shown in Figure 1, existing LED plate lighting light fixture is assembled by LGP 101, diffuser plate 102, reflectance coating 103, backboard 104, LED lamp bar 200, housing 300 and power drives 400, wherein, the base material of reflectance coating 103 is PET(Polyethylene terephthalate, polyester) or PC(Polycarbonate, Merlon), and this production technology is external monopolization, so that the cost of raw materials for production is higher.In addition, because the mounting technique problem causes installation reflectance coating 103 more time-consuming, affect the efficient that integral production is installed; Also have reflectance coating 103 temperature influences larger, the phenomenons such as so in use, built-in reflectance coating 103 meetings are wrinkling owing to the excess Temperature appearance, xanthochromia, thus cause the picture of whole light fixture shadow, inequality and ripple to occur, affect whole light efficiency.
The utility model content
Main purpose of the present utility model is for providing LED plate lighting light fixture and the luminescence component thereof that a kind of whole light efficiency is good, cost is low.
The utility model proposes a kind of luminescence component of LED plate lighting light fixture, this luminescence component comprises LGP and the backboard that is oppositely arranged, also be provided with the reflecting layer between described LGP and the backboard, described reflecting layer is sprayed on the described backboard, and described reflecting layer will shine light reflection on it to described LGP.
Preferably, described reflecting layer is comprised of one or more materials in barium sulfate, titanium dioxide, zirconium dioxide and the calcium dioxide; The area in described reflecting layer equates with the inner wall area of described backboard.
Preferably, also comprise diffuser plate, described diffuser plate is arranged on the top of described LGP.
Preferably, also comprise LED lamp bar, described LED lamp bar is arranged on the both sides of described luminescence component, and the emission side of described LED lamp bar is facing to the incidence surface of described LGP.
The utility model also proposes a kind of LED plate lighting light fixture, comprise power drives, housing and luminescence component, described luminescence component comprises LGP and the backboard that is oppositely arranged, also be provided with the reflecting layer between described LGP and the backboard, described reflecting layer is sprayed on the described backboard, and described reflecting layer will shine light reflection on it to described LGP.
The utility model luminescence component uses the reflecting layer that is painted on the backboard to replace the reflectance coating of existing luminescence component, has not only reduced production cost, and has saved the installation procedure in reflecting layer, has improved production efficiency; Simultaneously, dispel the heat by backboard in the reflecting layer, eliminated the phenomenon that shadow, inequality and ripple appear in whole light fixture picture, promoted the whole light efficiency of light fixture.
Description of drawings
Fig. 1 is the structural representation of existing LED plate lighting light fixture;
Fig. 2 is the structural representation of the utility model luminescence component one embodiment.
The realization of the utility model purpose, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Figure 2, Fig. 2 is the structural representation of the utility model luminescence component one embodiment, the luminescence component that this embodiment proposes, comprise the LGP 10 and the backboard 20 that are oppositely arranged, also be provided with reflecting layer 30 between LGP 10 and the backboard 20, reflecting layer 30 is sprayed on the backboard 20, and reflecting layer 30 will shine light reflection on it to LGP 10.In the present embodiment, reflecting layer 30 is painted on the backboard 20, light shines on the reflecting layer 30,30 produce the illumination heat in the reflecting layer, reflecting layer 30 can be directly by backboard 20 heat radiations, reflecting layer 30 can not cause reflecting layer 30 excess Temperatures and occur wrinkling and xanthochromia because of the heat radiation difficulty like this, thereby the light that reflecting layer 30 reflexes on the LGP 10 is even, also even from LGP 10 light out, therefore, with the LED plate lighting light fixture of this luminescence component, the picture of light fixture the phenomenons such as shadow, inequality and ripple can not occur, and the whole light efficiency of light fixture promotes.The reflecting layer 30 that is sprayed on the backboard 20 is replaced the reflectance coating that has now in the LED plate lighting light fixture, saved reflectance coating, reduced cost, simultaneously, save the installation procedure in reflecting layer, saved the time of LED plate lighting light fixture assembling, improved production efficiency.
In addition, in order to prevent that light from shining on the backboard 20 and attenuation losses, the area in reflecting layer 30 equates with the inner wall area of backboard 20 in the present embodiment, namely allows reflecting layer 30 all cover backboard 20 inwalls.Luminescence component also comprises diffuser plate 40, and diffuser plate 40 is oppositely arranged on the top of LGP 10.Luminescence component also comprises LED lamp bar 50, and LED lamp bar 50 is arranged on the both sides of luminescence component, and the emission side of LED lamp bar 50 is facing to the incidence surface of LGP 10.Reflecting layer 30 is mapped to light reflection on it to guide plate 10 with LED lamp bar 50, the light of LED lamp bar becomes uniform area source through behind the LGP 10, the illumination of area source is mapped on the diffuser plate 40, diffuser plate 40 allows the light of area source in diffuser plate 40 interior continuous refractions, reflection and scattering, adjust the direction of propagation of light so that light source irradiation angle larger, shadow surface is wider, again because the even reflection in reflecting layer 30, so that the whole light efficiency of the light that finally diffuses out is even.
In the present embodiment, reflecting layer 30 is comprised of any material or the various material in barium sulfate, titanium dioxide, zirconium dioxide and the calcium dioxide, therefore the reflectivity in reflecting layer 30 surpasses 90%, catoptrical better effects if, and then the light that enters in the LGP 10 is stronger, and is finally better from the whole light efficiency of diffuser plate 40 light out.
The utility model also proposes a kind of LED plate lighting light fixture, comprise power drives, housing and luminescence component, this luminescence component comprises LGP and the backboard that is oppositely arranged, also be provided with the reflecting layer between LGP and the backboard, the reflecting layer is sprayed on the backboard, and the reflecting layer will shine light reflection on it to LGP.
The utility model LED plate lighting light fixture comprises luminescence component, and this luminescence component can comprise all technical schemes among the earlier figures 2 described embodiment, and its detailed structure can be with reference to previous embodiment, does not do at this and gives unnecessary details.Because adopted the scheme of aforementioned luminescence component, the utility model LED plate lighting light fixture is for existing LED plate lighting light fixture, the use of having saved reflectance coating has reduced production cost, has improved production efficiency; Simultaneously, eliminate the phenomenon of shadow, inequality and ripple that the picture of whole light fixture occurs, promoted whole light efficiency.
The above only is preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (5)
1. the luminescence component of a LED plate lighting light fixture, this luminescence component comprises LGP and the backboard that is oppositely arranged, it is characterized in that, also be provided with the reflecting layer between described LGP and the backboard, described reflecting layer is sprayed on the described backboard, and described reflecting layer will shine light reflection on it to described LGP.
2. luminescence component according to claim 1 is characterized in that, described reflecting layer is comprised of one or more materials in barium sulfate, titanium dioxide, zirconium dioxide and the calcium dioxide; The area in described reflecting layer equates with the inner wall area of described backboard.
3. luminescence component according to claim 1 and 2 is characterized in that, also comprises diffuser plate, and described diffuser plate is arranged on the top of described LGP.
4. luminescence component according to claim 3 is characterized in that, also comprises LED lamp bar, and described LED lamp bar is arranged on the both sides of described luminescence component, and the emission side of described LED lamp bar is facing to the incidence surface of described LGP.
5. a LED plate lighting light fixture comprises power drives and housing, it is characterized in that, also comprises such as each described luminescence component of claim 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204463390U CN202868366U (en) | 2012-09-03 | 2012-09-03 | Light-emitting diode (LED) flat illumination lamp and light-emitting component thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204463390U CN202868366U (en) | 2012-09-03 | 2012-09-03 | Light-emitting diode (LED) flat illumination lamp and light-emitting component thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202868366U true CN202868366U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204463390U Expired - Fee Related CN202868366U (en) | 2012-09-03 | 2012-09-03 | Light-emitting diode (LED) flat illumination lamp and light-emitting component thereof |
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| Country | Link |
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| CN (1) | CN202868366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842220A (en) * | 2016-05-26 | 2016-08-10 | 伯格森(北京)科技有限公司 | Vegetation fluorescence time sequence measuring system and method |
-
2012
- 2012-09-03 CN CN2012204463390U patent/CN202868366U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842220A (en) * | 2016-05-26 | 2016-08-10 | 伯格森(北京)科技有限公司 | Vegetation fluorescence time sequence measuring system and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20180903 |