CN206696467U - A kind of light guide structure, backlight and liquid crystal display die set - Google Patents
A kind of light guide structure, backlight and liquid crystal display die set Download PDFInfo
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- CN206696467U CN206696467U CN201720586614.1U CN201720586614U CN206696467U CN 206696467 U CN206696467 U CN 206696467U CN 201720586614 U CN201720586614 U CN 201720586614U CN 206696467 U CN206696467 U CN 206696467U
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- quantum dot
- light guide
- guide structure
- backlight
- capsule
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Abstract
The utility model discloses a kind of light guide structure, backlight and liquid crystal display die set.The light guide structure includes light guide plate and coated in the quantum dot coating on the light guide plate exiting surface, and quantum dot capsule is included in the quantum dot coating, and the quantum dot capsule includes transparent adhesive tape cyst wall and the quanta point material being wrapped in the transparent adhesive tape cyst wall.Quanta point material in the quantum dot coating of the light guide structure will not be oxidized, it is ensured that the stability of backlight converting blue light.
Description
Technical field
It the utility model is related to field of backlights, more particularly to a kind of light guide structure, backlight and liquid crystal display die set.
Background technology
In order to lift the color gamut value of liquid crystal display die set, the color gamut value for lifting backlight is an effective manner.At present,
One layer of quantum dot coating would generally be coated on the exiting surface of the light guide plate of backlight in order to improve the color gamut value of backlight, is utilized
The mode of blue light excitation quantum point coating forms high colour gamut white light.But due to quanta point material non-refractory, high humidity, easily
The defects of being oxidized, the quantum material meeting oxidation deactivation on the surface of quantum dot coating, causes the converting blue light of quantum dot coating
Hydraulic performance decline.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of light guide structure, backlight and liquid crystal
Show module.Quanta point material in the quantum dot coating of the light guide structure will not be oxidized, it is ensured that backlight converting blue light
Stability.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of light guide structure, including light guide plate and coated in the quantum dot coating on the light guide plate exiting surface, the amount
Include quantum dot capsule in son point coating, the quantum dot capsule includes transparent adhesive tape cyst wall and is wrapped in the transparent adhesive tape cyst wall
Interior quanta point material.
Further, red quanta point material is enclosed with a part of quantum dot capsule, is wrapped in another part quantum dot capsule
It is wrapped with green quantum dot capsule.
Further, it is enclosed with blue quanta point material in some quantum dot capsule.
Further, red quanta point material and green quanta point material are enclosed with all quantum dot capsules.
Further, also it is enclosed with blue quanta point material in all quantum dot capsules.
Further, light diffusion particle is also included in the quantum dot coating.
Further, light diffusion coating is coated with the one side of the quantum dot coating away from light guide plate.
A kind of backlight, including above-mentioned light guide structure.
A kind of liquid crystal display die set, including above-mentioned backlight.
The utility model has the advantages that：Quanta point material in the quantum dot coating of the light guide structure is wrapped in
In transparent adhesive tape cyst wall, completely cut off with oxygen, steam etc., will not be oxidized, it is ensured that the stability of backlight converting blue light.
Brief description of the drawings
Fig. 1 is the schematic diagram of light guide structure provided by the utility model；
Fig. 2 is the schematic diagram of quantum dot capsule provided by the utility model；
Fig. 3 is the schematic diagram of another light guide structure provided by the utility model；
Fig. 4 is the schematic diagram of another light guide structure provided by the utility model；
Fig. 5 is the schematic diagram of backlight provided by the utility model.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment one
As illustrated in fig. 1 and 2, a kind of light guide structure 2, including light guide plate 21 and coated on the exiting surface of light guide plate 21
Quantum dot coating 22, quantum dot capsule 221 is included in the quantum dot coating 22, and the quantum dot capsule 221 includes transparent
Capsule wall 2211 and the quanta point material 2212 being wrapped in the transparent adhesive tape cyst wall 2211.
Quanta point material 2212 in the quantum dot coating 22 of the light guide structure 2 is wrapped in transparent adhesive tape cyst wall 2211, with
Oxygen, steam etc. completely cut off, and will not be oxidized, it is ensured that the stability of backlight converting blue light.
After the quantum dot coating 22 is well mixed using transparent colloid and quantum dot capsule 221, coated in the leaded light
On the exiting surface of plate 21, dry solidification is formed.
Monochromatic quantum dot material can be sealed with the quantum dot capsule 221, i.e., is wrapped in a part of quantum dot capsule 221
Red quanta point material is wrapped with, green quantum dot capsule is enclosed with another part quantum dot capsule 221, had both been may be used at existing white
In the backlight of radiant, for improving the purity and color gamut value of white light, it is possible to use in the backlight using blue light source,
Directly excite to form high colour gamut white light；, can be a small amount of with some when using in the backlight of existing white light source
Quantum dot capsule 221 in be enclosed with blue quanta point material.
Or can be sealed with mixing quanta point material in the quantum dot capsule 221, i.e., all quantum dot capsules 221
Inside it is enclosed with red quanta point material and green quanta point material, you can use in the backlight of existing white light source, for carrying
The purity and color gamut value of high white light, it is possible to use in the backlight using blue light source, directly excite to form high colour gamut white light；
When using in the backlight of existing white light source, a small amount of blue amount is can be coated with all quantum dot capsules 221
Son point material.
Preferably, as shown in figure 3, also including light diffusion particle 231 in the quantum dot coating 22, or, such as Fig. 4 institutes
Show, light diffusion coating 23 is coated with the one side of the quantum dot coating 22 away from light guide plate 21, for breaing up light, makes light
Uniformly project, light diffusion function is integrated into the technological process that can also simplify backlight on the light guide structure 2 and reduces backlight
Thickness.
Embodiment two
As shown in figure 5, a kind of backlight, including leading described in framework 1 and the embodiment one that is arranged in the framework 1
Photo structure 2, the incidence surface of the light guide plate 21 of the light guide structure 2 are provided with lamp bar 3, and the lamp bar 3 can be white light lamp bar,
It can be blue light lamp bar.
The lamp bar 3 includes wiring board 31 and some light sources 32 being arranged on the wiring board 31, and the light source 32 is excellent
Elect LED as, can be white light LEDs or blue-ray LED.
An at least optical film 4 is provided with the exiting surface of the light guide structure 2, in general, the light guide structure 2 goes out
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with smooth surface, if being integrated with light diffusion function in the light guide structure 2
Words, then can remove the diffusion barrier, and only set lower bright enhancement film and upper bright enhancement film, certainly, the quantity and class of the optical film 4
Type should be depending on actual demand, should not be as limit；The one side of the light guide structure 2 away from exiting surface is provided with reflector plate 6, institute
State reflector plate 6 and pass through sticking double faced adhesive tape to the bottom of the framework 1.
The top of the framework 1 is provided with anti-dazzling screen 5, and the anti-dazzling screen 5 is preferably two-sided to be respectively provided with viscosity, and it is backwards to described
The one side of framework 1 is black, its towards the one side of the framework 1 be black, white or other colors.
Embodiment three
A kind of liquid crystal display die set, including the backlight described in embodiment two.
Embodiment described above only expresses embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as, as long as using equivalent substitution or the form of equivalent transformation institute
The technical scheme of acquisition, it all should fall within the scope of protection of the utility model.
Claims (9)
1. a kind of light guide structure, including light guide plate and exist coated in the quantum dot coating on the light guide plate exiting surface, its feature
In：Include quantum dot capsule in the quantum dot coating, the quantum dot capsule includes transparent adhesive tape cyst wall and is wrapped in described
Quanta point material in transparent adhesive tape cyst wall.
2. light guide structure according to claim 1, it is characterised in that：Red quantum dot is enclosed with a part of quantum dot capsule
Material, green quantum dot capsule is enclosed with another part quantum dot capsule.
3. light guide structure according to claim 2, it is characterised in that：Blue amount is enclosed with some quantum dot capsule
Son point material.
4. light guide structure according to claim 1, it is characterised in that：Red quantum dot material is enclosed with all quantum dot capsules
Material and green quanta point material.
5. light guide structure according to claim 4, it is characterised in that：Blue quantum dot is also enclosed with all quantum dot capsules
Material.
6. light guide structure according to claim 1, it is characterised in that：Also include light diffusion grain in the quantum dot coating
Son.
7. light guide structure according to claim 1, it is characterised in that：In the one side of the quantum dot coating away from light guide plate
Coated with light diffusion coating.
A kind of 8. backlight, it is characterised in that：Including any described light guide structure in claim 1-7.
A kind of 9. liquid crystal display die set, it is characterised in that：Including the backlight described in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720586614.1U CN206696467U (en) | 2017-05-24 | 2017-05-24 | A kind of light guide structure, backlight and liquid crystal display die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720586614.1U CN206696467U (en) | 2017-05-24 | 2017-05-24 | A kind of light guide structure, backlight and liquid crystal display die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206696467U true CN206696467U (en) | 2017-12-01 |
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ID=60448693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720586614.1U Active CN206696467U (en) | 2017-05-24 | 2017-05-24 | A kind of light guide structure, backlight and liquid crystal display die set |
Country Status (1)
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| CN (1) | CN206696467U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109739041A (en) * | 2019-01-16 | 2019-05-10 | 南通惟怡新材料科技有限公司 | Backlight module |
| CN111025745A (en) * | 2018-10-09 | 2020-04-17 | 惠和株式会社 | Optical sheet, backlight unit, liquid crystal display device, and information apparatus |
-
2017
- 2017-05-24 CN CN201720586614.1U patent/CN206696467U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111025745A (en) * | 2018-10-09 | 2020-04-17 | 惠和株式会社 | Optical sheet, backlight unit, liquid crystal display device, and information apparatus |
| CN111025745B (en) * | 2018-10-09 | 2023-02-24 | 惠和株式会社 | Optical sheet, backlight unit, liquid crystal display device, and information apparatus |
| CN109739041A (en) * | 2019-01-16 | 2019-05-10 | 南通惟怡新材料科技有限公司 | Backlight module |
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