CN101963328A - Reflection plate for shielding liquid crystal display light source - Google Patents
Reflection plate for shielding liquid crystal display light source Download PDFInfo
- Publication number
- CN101963328A CN101963328A CN2010102771918A CN201010277191A CN101963328A CN 101963328 A CN101963328 A CN 101963328A CN 2010102771918 A CN2010102771918 A CN 2010102771918A CN 201010277191 A CN201010277191 A CN 201010277191A CN 101963328 A CN101963328 A CN 101963328A
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- light source
- reflecting plate
- lgp
- plate
- roulette
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Abstract
The invention discloses a reflection plate for shielding a liquid crystal display light source. The reflection plate for shielding the liquid crystal display light source comprises a first reflection sheet, a second reflection sheet and a center joint part, wherein the first reflection sheet is attached to the upper surface of a light guide plate of a liquid crystal display; the second reflection sheet is attached to the lower surface of the light guide plate of the liquid crystal display; the center joint part is provided with a first roulette, a plurality of openings and a second roulette; the first roulette is contacted with the first reflection sheet; the shape size of each opening is as same as that of the corresponding light source; the second roulette is contacted with the second reflection sheet; the reflection plate is a whole flat plate; and the length of the first reflection sheet is less than that of the second reflection sheet. In the reflection plate for shielding the liquid crystal display light source of the invention, the reflection plate can be bent into a U shape easily through the center joint part provided with two roulettes to be attached to the upper surface and the lower surface of the light guide plate respectively, so that the emergent light of a light-emitting diode (LED) light source can be shielded and LED clouding can be avoided.
Description
Technical field
The present invention relates to the light source of LCD, relate in particular to the reflection board structure of LCD light source.
Background technology
Current, the light emitting source of laptop computer displays all adopts the mode of led light source, and still, the machine of the type tends to when led light source is luminous, causes a series of moire (mura).For example, the framework surface that is assembled with led light source and LGP (LGP, Light GuidePlate) produces deformation, just may make outgoing the slit of light source between framework and LGP when outwards curling.
In order to avoid the generation of above-mentioned LED moire as far as possible, a solution is the formed precision of lift frame itself, improves the assembling ability of maquila.In addition, directly adhere to the reflector plate of a white in the slit between framework and LGP, so that stop that the led light source desire is from this part light of going here and there out.Yet, attach white reflector plate and can bring inconvenience, and this technical measures also comprise the potential risk of invading other people patent to packaging technology.
In view of this, how designing a kind of reflecting plate that is used to cover the LCD light source, is the problem that those skilled in the art need to be resolved hurrily.
Summary of the invention
At the existing in use above-mentioned technological deficiency of LCD light source in the prior art, the invention provides a kind of reflecting plate that is used to cover the LCD light source.
According to one aspect of the present invention, a kind of reflecting plate that is used to cover the LCD light source is provided, comprising:
One first reflector plate is fitted with the upper surface of a LGP of LCD;
One second reflector plate is fitted with the lower surface of this LGP of this LCD; And
One junction of the edges of two sheets of paper portion has:
One first roulette contacts with first reflector plate;
A plurality of openings, the shape size of each opening is identical with the size of corresponding light source; And
One second roulette contacts with second reflector plate,
Wherein, this reflecting plate is a monoblock flat board, and the length of first reflector plate is less than the length of second reflector plate.
Preferably, the light source of LCD is a plurality of led light sources.Further, by the corresponding opening of the junction of the edges of two sheets of paper portion led light source of packing into, and an end of this led light source and the side edge of LGP are touched.
Preferably, this reflecting plate is bent into " U " shape, and the distance between first roulette and second roulette equals the thickness of LGP.In addition, LGP adheres at least one two-sided tape on the surface that fits with junction of the edges of two sheets of paper portion, fixes the contact position of reflecting plate and LGP by two-sided tape.According to an embodiment, the number of two-sided tape is two, and is arranged at the two ends on the surface that LGP and junction of the edges of two sheets of paper portion fit respectively.Wherein, the length of two-sided tape is the distance between the edge of outside side of opening and junction of the edges of two sheets of paper portion.
Adopt the reflecting plate that is used to cover the LCD light source of the present invention, by having the junction of the edges of two sheets of paper portion of two roulettes, be easily bent into the U shape, so that fit in the upper surface and the lower surface of LGP respectively, and then cover the emergent light of led light source, avoid generating LED moire.In addition, also offer a plurality of openings identical in the junction of the edges of two sheets of paper portion, thereby make led light source be assembled to the precalculated position by the opening of reflecting plate with the size of led light source.
Description of drawings
The reader will become apparent various aspects of the present invention after the reference accompanying drawing has been read the specific embodiment of the present invention.Wherein,
Fig. 1 illustrates according to one embodiment of the invention, and the structure that is used to cover the reflecting plate of LCD light source is formed schematic diagram.
The specific embodiment
With reference to the accompanying drawings, the specific embodiment of the present invention is described in detail.
As previously mentioned, in the LCD light source of prior art, for fear of led light source from framework and the slit between the LGP go here and there out part light, in this slit, adhere to the reflector plate of a white.But, when this reflector plate fits in the upper surface of LGP, can bring inconvenience to packaging technology.
For this reason, the present invention has designed a kind of reflecting plate of new structure, below mainly is elaborated in conjunction with Fig. 1.Particularly, Fig. 1 illustrates according to one embodiment of the invention, and the structure that is used to cover the reflecting plate of LCD light source is formed schematic diagram.With reference to Fig. 1, reflecting plate of the present invention comprises first reflector plate 10, second reflector plate 12 and junction of the edges of two sheets of paper portion 14.When assembling, this reflecting plate is bent into " U " type, wherein first reflector plate 10 is fitted with the upper surface of the LGP of LCD, and second reflector plate 12 is fitted with the lower surface of this LGP.At junction of the edges of two sheets of paper portion 14, have first roulette 141, second roulette 142 and a plurality of opening 143, more specifically, first roulette 141 contacts with first reflector plate 10, second roulette 142 contacts with second reflector plate 12, that is to say that first reflector plate 10 and junction of the edges of two sheets of paper portion 14 are boundary with first roulette 141, second reflector plate 12 and junction of the edges of two sheets of paper portion 14 are boundary with second roulette 142.
In addition, junction of the edges of two sheets of paper portion 14 also has a plurality of openings 143, and each opening is corresponding to each light source of LCD, and preferably, these light sources are led light sources.And in order to improve the performance of product, the shape size of each opening 143 is set to identical with the size of corresponding light source.When this reflecting plate of bending, because first reflector plate 10 and second reflector plate, 12 equal correspondences fit in the surface separately of LGP, light source can pass opening and contact with the LGP sidewall.Should be pointed out that reflecting plate of the present invention is a monoblock flat board, and the length of first reflector plate 10 is less than the length of second reflector plate 12.
According to an embodiment, fit in the upper surface of LGP in order to make first reflector plate 10 as much as possible, and second reflector plate 12 fits in the lower surface of LGP, the distance of 142 of first roulette 141 and second roulettes is arranged to the thickness value of LGP.In addition, for the sidewall of the junction of the edges of two sheets of paper portion 14 that strengthens reflecting plate and LGP (promptly, the surface that LGP and junction of the edges of two sheets of paper portion 14 fit) reliable the connection, on the LGP surface that fits with junction of the edges of two sheets of paper portion 14, adhere at least one two-sided tape (not shown), fix the contact position of reflecting plate and LGP by two-sided tape.Preferably, provide two two-sided tapes, and every two-sided tape is arranged at an end on the LGP surface that fits with junction of the edges of two sheets of paper portion 14 accordingly.That is to say that when these two two-sided tapes are arranged at the sidewall of LGP, and reflecting plate is when being bent into the U shape, with 14 reliable connections and LGPs of junction of the edges of two sheets of paper portion.
Those of ordinary skill in the art should be appreciated that part of surface of the opening 143 pairing LGP sidewalls of junction of the edges of two sheets of paper portion 14, can contact with LED after led light source inserts, and that is to say that this part surface preferably needn't be stained with two-sided tape.Preferably, the length of this two-sided tape is the distance between the edge (being the top edge of the reflecting plate among Fig. 1) of opening 143 outside sides (being a last straight line of the upper opening 143 among Fig. 1) and junction of the edges of two sheets of paper portion.
Adopt the reflecting plate that is used to cover the LCD light source of the present invention, by having the junction of the edges of two sheets of paper portion of two roulettes, be easily bent into the U shape, so that fit in the upper surface and the lower surface of LGP respectively, and then cover the emergent light of led light source, avoid generating LED moire.In addition, also offer a plurality of openings identical in the junction of the edges of two sheets of paper portion, thereby make led light source be assembled to the precalculated position by the opening of reflecting plate with the size of led light source.
Above, describe the specific embodiment of the present invention with reference to the accompanying drawings.But those skilled in the art can understand, and under situation without departing from the spirit and scope of the present invention, can also do various changes and replacement to the specific embodiment of the present invention.These changes and replace all drop in claims of the present invention institute restricted portion.
Claims (7)
1. a reflecting plate that is used to cover the LCD light source is characterized in that, described reflecting plate comprises:
One first reflector plate is fitted with the upper surface of a LGP of described LCD;
One second reflector plate is fitted with the lower surface of the described LGP of described LCD; And
One junction of the edges of two sheets of paper portion has:
One first roulette contacts with described first reflector plate;
A plurality of openings, the shape size of each opening is identical with the size of corresponding light source; And
One second roulette contacts with described second reflector plate,
Wherein, described reflecting plate is a monoblock flat board, and the length of described first reflector plate is less than the length of described second reflector plate.
2. the reflecting plate that is used to cover the LCD light source as claimed in claim 1 is characterized in that, described light source is a plurality of led light sources.
3. the reflecting plate that is used to cover the LCD light source as claimed in claim 2 is characterized in that, by the corresponding opening of the described junction of the edges of two sheets of paper portion described led light source of packing into, and an end of described led light source and the side edge of described LGP are touched.
4. the reflecting plate that is used to cover the LCD light source as claimed in claim 1, described reflecting plate are bent into " U " shape, and the distance between described first roulette and second roulette equals the thickness of described LGP.
5. the reflecting plate that is used to cover the LCD light source as claimed in claim 4, it is characterized in that, described LGP adheres at least one two-sided tape on the surface that fits with described junction of the edges of two sheets of paper portion, fix the contact position of described reflecting plate and described LGP by described two-sided tape.
6. the reflecting plate that is used to cover the LCD light source as claimed in claim 5 is characterized in that, the number of described two-sided tape is two, and is arranged at the two ends on the surface that described LGP and described junction of the edges of two sheets of paper portion fit respectively.
7. the reflecting plate that is used to cover the LCD light source as claimed in claim 6 is characterized in that, the length of described two-sided tape is the distance between the edge of outside side of described opening and described junction of the edges of two sheets of paper portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102771918A CN101963328A (en) | 2010-09-08 | 2010-09-08 | Reflection plate for shielding liquid crystal display light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102771918A CN101963328A (en) | 2010-09-08 | 2010-09-08 | Reflection plate for shielding liquid crystal display light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101963328A true CN101963328A (en) | 2011-02-02 |
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ID=43516320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102771918A Pending CN101963328A (en) | 2010-09-08 | 2010-09-08 | Reflection plate for shielding liquid crystal display light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101963328A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848088A (en) * | 2015-05-13 | 2015-08-19 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal display |
-
2010
- 2010-09-08 CN CN2010102771918A patent/CN101963328A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848088A (en) * | 2015-05-13 | 2015-08-19 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal display |
| WO2016179873A1 (en) * | 2015-05-13 | 2016-11-17 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal display |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110202 |