CN208506444U - A kind of anti-oxidation back light module unit structure - Google Patents
A kind of anti-oxidation back light module unit structure Download PDFInfo
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- CN208506444U CN208506444U CN201821187542.4U CN201821187542U CN208506444U CN 208506444 U CN208506444 U CN 208506444U CN 201821187542 U CN201821187542 U CN 201821187542U CN 208506444 U CN208506444 U CN 208506444U
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Abstract
The anti-oxidation back light module unit structure of one kind provided by the utility model, including backlight module, the backlight module includes glass back plate, reflector plate, glass light guide plate, lower brightening piece, upper brightening piece, glass front shroud, light source, the glass light guide plate lower surface is printed with several light directing sites, the light directing site, which is mixed by quanta point material with light guide ink, to be constituted, four edges of the glass light guide plate lower surface are equipped with recessing groove, and OCA optical cement is filled between the glass light guide plate and the reflector plate and in the recessing groove.The backlight module of the utility model, recessing groove is equipped at four edges of glass light guide plate lower surface, OCA optical cement is filled between glass light guide plate and reflector plate and in recessing groove simultaneously, utilize the sealing structure formed after OCA optics adhesive curing, quanta point material is wrapped up, it is made to completely cut off air, structure is simple, good airproof performance can prevent quanta point material to be oxidized by oxygen.
Description
Technical field
The utility model relates to display screen technology fields, and in particular to a kind of anti-oxidation back light module unit structure.
Background technique
Backlight module is one of the key part and component of panel of LCD, and function is well-off brightness and divides
The uniform light source of cloth, enables liquid crystal display normally to show image.Backlight module can be divided into side entering type, straight-down negative, hollow type light
Source structure increases cost of manufacture, therefore gradually eliminated since down straight aphototropism mode set needs more LED light source；Mesh
Before, most commonly seen structure is side entrance back module, and the light guiding points of light guide plate are emitted to by LED point light source, and light guiding points will enter
Light diverging is penetrated, to convert area source for point light source.
Traditional backlight module, the dot surface of glass light guide plate is using the mode for pasting quantum dot film, due to quantum dot
The quanta point material of film needs exclusion of water and oxygen, to prevent quanta point material from aoxidizing, it is therefore desirable to carry out to quantum dot film close
Envelope protection, generally uses PET film to carry out all standing, and PET film needs to be bonded using glue, and production production process is numerous
Trivial, cost of manufacture is higher.
Utility model content
In view of the above problems, the utility model provides a kind of anti-oxidation back light module unit structure, structure is simple, leakproofness
It is good, quanta point material can be prevented to be oxidized by oxygen.
To achieve the above object, the utility model solves by the following technical programs:
A kind of anti-oxidation back light module unit structure, including backlight module, the backlight module include glass back plate, are located at institute
It states the reflector plate on the upside of glass back plate, the glass light guide plate on the upside of the reflector plate, be located on the upside of the glass light guide plate
Lower brightening piece, the upper brightening piece on the upside of the lower brightening piece, the glass front shroud on the upside of the upper brightening piece, with
And enter the light source of plain edge side positioned at the glass light guide plate, the glass light guide plate lower surface is printed with several light directing sites,
The light directing site, which is mixed by quanta point material with light guide ink, to be constituted, and four edges of the glass light guide plate lower surface are all provided with
There is recessing groove, OCA optical cement is filled between the glass light guide plate and the reflector plate and in the recessing groove.
Specifically, the light source is blue led.
Specifically, the mixed proportion of the quanta point material and light guide ink is 1:4.
Specifically, the quanta point material includes red quantum dot material, green quanta point material.
Specifically, the refractive index of the OCA optical cement is 1.21.
Specifically, the glass light guide plate upper surface, which is equipped with one layer of light, spreads ink.
The beneficial effects of the utility model are:
The first, the backlight module of the utility model is equipped with recessing groove at four edges of glass light guide plate lower surface, together
When glass light guide plate and reflector plate between and recessing groove in be filled with OCA optical cement, utilize shape after OCA optics adhesive curing
At sealing structure, quanta point material is wrapped up, so that its is completely cut off air, simple in structure, good airproof performance can prevent quantum dot material
Material is oxidized by oxygen；
The second, one layer of light being equipped in glass light guide plate upper surface and spreading ink, the expansion of light is capable of after light diffusion ink solidification
Angle is dissipated, while avoiding the thickness for reducing backlight module using diffuser plate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the anti-oxidation back light module unit structure of one kind of the utility model.
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Fig. 3 is the enlarged drawing of part B in Fig. 2.
Appended drawing reference are as follows: glass back plate 1, reflector plate 2, glass light guide plate 3, light directing site 31, quanta point material 311, red
Color quanta point material 3111, green quanta point material 3112, light guide ink 312, recessing groove 32, light diffusion ink 33, under add lustre to
Piece 4, upper brightening piece 5, glass front shroud 6, light source 7, OCA optical cement 8.
Specific embodiment
The utility model is described in further detail below with reference to embodiment and attached drawing, but the implementation of the utility model
Mode is without being limited thereto.
It is as shown in Figs. 1-3:
A kind of anti-oxidation back light module unit structure, including backlight module, backlight module include glass back plate 1, are located at glass
The reflector plate 2 of 1 upside of backboard, the glass light guide plate 3 positioned at 2 upside of reflector plate, the lower brightening piece positioned at 3 upside of glass light guide plate
4, it is led positioned at the upper brightening piece 5 of lower 4 upside of brightening piece, positioned at the glass front shroud 6 of upper 5 upside of brightening piece and positioned at glass
Tabula rasa 3 enters the light source 7 of plain edge side, and 3 lower surface of glass light guide plate is printed with several light directing sites 31, and light directing site 31 is by quantum
Point material 311 mixes composition with light guide ink 312, and four edges of 3 lower surface of glass light guide plate are equipped with recessing groove 32, glass
OCA optical cement 8 is filled between light guide plate 3 and reflector plate 2 and in recessing groove 32, OCA optical cement 8 forms one after solidifying
Recessing groove is arranged in 3 lower surface of glass light guide plate to protect 311 not oxidation by air of quanta point material in the fine and close structure of layer
32, it is in order to avoid since the long-time service of OCA optical cement 8 causes occur air leakage phenomena between glass light guide plate 3, and by allowing
Position slot 32, OCA optical cement 8 have coated the lower surface of glass light guide plate 3 completely, can improve this phenomenon.
Preferably, light source 7 is blue led.
Preferably, the mixed proportion of quanta point material 311 and light guide ink 312 is 1:4.
Preferably, quanta point material 311 includes red quantum dot material 3111, green quanta point material 3112, blue led
On quanta point material 311, red quantum dot material 3111, green quanta point material 3112 are swashed the blue light illumination of sending by blue light
White light outgoing is compounded to form after hair.
Preferably, the refractive index of OCA optical cement 8 is 1.21.
Preferably, 3 upper surface of glass light guide plate is equipped with one layer of light diffusion ink 33, and light is spread being capable of light after ink 33 solidifies
Diffusion angle, while avoiding the thickness that backlight module is reduced using diffuser plate.
A kind of embodiment of the utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of anti-oxidation back light module unit structure, including backlight module, the backlight module include glass back plate (1), are located at
Reflector plate (2) on the upside of the glass back plate (1), the glass light guide plate (3) being located on the upside of the reflector plate (2), be located at it is described
Lower brightening piece (4) on the upside of glass light guide plate (3), the upper brightening piece (5) being located on the upside of the lower brightening piece (4), be located at it is described
Glass front shroud (6) on the upside of upper brightening piece (5) and it is located at the light source (7) that the glass light guide plate (3) enter plain edge side,
It is characterized in that, glass light guide plate (3) lower surface is printed with several light directing sites (31), the light directing site (31) is by measuring
Son point material (311) mixes composition with light guide ink (312), and four edges of glass light guide plate (3) lower surface are equipped with
Recessing groove (32) is filled between the glass light guide plate (3) and the reflector plate (2) and in the recessing groove (32)
OCA optical cement (8).
2. the anti-oxidation back light module unit structure of one kind according to claim 1, which is characterized in that the light source (7) is indigo plant
Color LED.
3. the anti-oxidation back light module unit structure of one kind according to claim 1, which is characterized in that the quanta point material
It (311) is 1:4 with the mixed proportion of light guide ink (312).
4. the anti-oxidation back light module unit structure of one kind according to claim 1, which is characterized in that the quanta point material
It (311) include red quantum dot material (3111), green quanta point material (3112).
5. the anti-oxidation back light module unit structure of one kind according to claim 1, which is characterized in that the OCA optical cement (8)
Refractive index be 1.21.
6. the anti-oxidation back light module unit structure of one kind according to claim 1, which is characterized in that the glass light guide plate
(3) upper surface is equipped with one layer of light diffusion ink (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821187542.4U CN208506444U (en) | 2018-07-25 | 2018-07-25 | A kind of anti-oxidation back light module unit structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821187542.4U CN208506444U (en) | 2018-07-25 | 2018-07-25 | A kind of anti-oxidation back light module unit structure |
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| Publication Number | Publication Date |
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| CN208506444U true CN208506444U (en) | 2019-02-15 |
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| CN201821187542.4U Active CN208506444U (en) | 2018-07-25 | 2018-07-25 | A kind of anti-oxidation back light module unit structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230308A (en) * | 2020-10-21 | 2021-01-15 | 河南安彩高科股份有限公司 | Glass light guide plate for display and manufacturing method thereof |
-
2018
- 2018-07-25 CN CN201821187542.4U patent/CN208506444U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230308A (en) * | 2020-10-21 | 2021-01-15 | 河南安彩高科股份有限公司 | Glass light guide plate for display and manufacturing method thereof |
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