CN206710754U - A kind of backlight and liquid crystal display die set - Google Patents
A kind of backlight and liquid crystal display die set Download PDFInfo
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- CN206710754U CN206710754U CN201720548569.0U CN201720548569U CN206710754U CN 206710754 U CN206710754 U CN 206710754U CN 201720548569 U CN201720548569 U CN 201720548569U CN 206710754 U CN206710754 U CN 206710754U
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- glue frame
- guide plate
- light guide
- backlight
- backlight according
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Abstract
The utility model discloses a kind of backlight and liquid crystal display die set.The backlight includes glue frame, is arranged in the glue frame and forms integrated light guide plate with the glue frame by Shooting Technique, leaves lamp bar groove between the glue frame and light guide plate in source ends, lamp bar is provided with the lamp bar groove.The backlight can solve the problems, such as the assembly deflections between light guide plate and glue frame, and automaticity is higher, and efficiency of assembling is higher.
Description
Technical field
It the utility model is related to field of backlights, more particularly to a kind of backlight and liquid crystal display die set.
Background technology
It is as shown in Figure 1 common back light source structure at present, including glue frame 1 ' and the leaded light that is assemblied in the glue frame 1 '
Plate 2 ', the retaining structure 21 ' of protrusion is provided with the side of the light guide plate 2 ', after the side clamping with the glue frame 1 '
It is assembled together, still, with lightening, the thickness more and more thinner of the light guide plate 2 ' of backlight, and the side of light guide plate 2 '
The thickness of retaining structure 21 ' on face is less than 0.6mm, described to lead in the case where the side width of the glue frame 1 ' is larger
The easy deformed damaged in assembling of the retaining structure 21 ' of tabula rasa 2 ' is higher to the technical requirements of assembly crewman, and manual assembly
Efficiency it is relatively low, do not meet the main trend of automation.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of backlight and liquid crystal display die set.Should
Backlight can solve the problems, such as the assembly deflections between light guide plate and glue frame, and automaticity is higher, and efficiency of assembling is higher.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of backlight, including glue frame, be arranged in the glue frame and one is formed by Shooting Technique and the glue frame
The light guide plate of change, lamp bar groove is left between the glue frame and light guide plate in source ends, lamp bar is provided with the lamp bar groove.
Further, male-female engagement is at least being provided with one end in addition to source ends between the glue frame and light guide plate
Some locally embedding structures.
Further, it is staggered up and down between some locally embedding structures.
Further, male-female engagement is at least being provided with one end in addition to source ends between the glue frame and light guide plate
Treating selvedge embedded structure.
Further, the glue frame is using reflection plastic material.
Further, the glue frame and light guide plate are using the same or like material of shrinkage factor.
Further, it is provided with light directing site in one side of the light guide plate away from exiting surface.
Further, it is provided with reflecting layer in one side of the light guide plate away from exiting surface.
Further, an at least optical film is provided with the exiting surface of the light guide plate.
A kind of liquid crystal display die set, including above-mentioned backlight.
The utility model has the advantages that：Glue frame and light guide plate in the backlight form one using Shooting Technique
Body structure, it is no longer necessary to the later stage is manually assembled, and can solve the problems, such as the assembly deflections between light guide plate and glue frame, and
Automaticity is higher, and efficiency of assembling is higher.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing backlight；
Fig. 2 is the schematic diagram of backlight provided by the utility model；
Fig. 3 is the A-A sectional views of the backlight shown in Fig. 2；
Fig. 4 is the B-B sectional views of the backlight shown in Fig. 2；
Fig. 5 is another B-B sectional views of the backlight shown in Fig. 2；
Fig. 6 is enlarged drawing at the C of the backlight shown in Fig. 3；
Fig. 7 is another A-A sectional views of the backlight shown in Fig. 2；
Fig. 8 is the another B-B sectional views of the backlight shown in Fig. 2；
Fig. 9 is the another B-B sectional views of the backlight shown in Fig. 2；
Figure 10 is the another A-A sectional views of the backlight shown in Fig. 2；
Figure 11 is the another A-A sectional views of the backlight shown in Fig. 2.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment one
As shown in Fig. 2-5 and 7-9, a kind of backlight, including glue frame 1, be arranged in the glue frame 1 and pass through Shooting Technique
Integrated light guide plate 2 is formed with the glue frame 1, lamp bar groove, institute are left in source ends between the glue frame 1 and light guide plate 2
State and lamp bar 3 is provided with lamp bar groove.
Glue frame 1 and light guide plate 2 in the backlight form integral structure using Shooting Technique, it is no longer necessary to which the later stage is artificial
Assembled, can solve the problems, such as the assembly deflections between light guide plate 2 and glue frame 1, and automaticity is higher, efficiency of assembling
It is higher.
Injection molded, now, the side of the glue frame 1 first can be carried out to the glue frame 1 in manufacturing process（Non-light source
End）On be preset with injecting hole, then the glue frame 1 is placed in the injection mold of light guide plate 2, by the material of light guide plate 2 from described
Injection is filled into the glue frame 1 in the injecting hole of glue frame 1, and the material of light guide plate 2 fills up injecting hole, can be formed after cooling and solidifying
The integral structure of the glue frame 1 and light guide plate 2；It is of course also possible to first carry out injection molded to the light guide plate 2, then will
The light guide plate 2 is placed in the injection mold of glue frame 1, and the injection of the material of glue frame 1 is filled into the injection mold of glue frame 1 to wrap up
Light guide plate 2 is stated, the integral structure of the glue frame 1 and light guide plate 2 can be formed after cooling and solidifying.
Wherein, the glue frame 1 can be made up of four sides and bottom surface（Such as Fig. 2-5）, can also be only by four side groups
Into（Such as Fig. 7-9）.
The some of male-female engagement are at least being provided with one end in addition to source ends between the glue frame 1 and light guide plate 2
Locally embedding structure 21, being capable of glue frame 1 and light guide plate 2 preferably described in secure fit；Some locally embedding structures 21 can
To be that the glue frame 1 protrusion is embedded into light guide plate 2 or the light guide plate 2 protrusion is embedded into glue frame 1；It is if described
Dry locally embedding structure 21 can be arranged on the top of the side of light guide plate 2（Such as Fig. 5 and 9）, described lead can also be arranged on
The lower section of the side of tabula rasa 2（Such as Fig. 4 and 8）, it is preferable that in the side of light guide plate 2 between some locally embedding structures 21
It is staggered up and down.
Or male-female engagement is at least being provided with one end in addition to source ends between the glue frame 1 and light guide plate 2
Treating selvedge embedded structure 21, the treating selvedge embedded structure 21 can be the glue frame 1 protrusion be embedded into light guide plate 2 or
The protrusion of light guide plate 2 is embedded into glue frame 1；The treating selvedge embedded structure 21 can be arranged on the upper of the side of light guide plate 2
Side（Such as Fig. 5 and 9）, the lower section of the side of light guide plate 2 can also be arranged on（Such as Fig. 4 and 8）.
The glue frame 1 is preferably using reflection plastic material, such as white PC materials, directly to reflect the light of the lamp bar 3
Line；The high saturating material of the prioritizing selection of light guide plate 2, such as PC or PMMA；Preferably, used between the glue frame 1 and light guide plate 2
The same or like material of characteristic, in particular by the same or like material of shrinkage factor, prevent in high/low temperature is tested both
Deformation quantity it is inconsistent, and cause backlight to deform.
As shown in fig. 6, it is provided with light directing site 22, the light directing site in the one side of the light guide plate 2 away from exiting surface
22 be convex or concave structure, and its profile is not limited to the regular shape such as circular, oval, square, or irregular shape.
For the glue frame 1 with bottom surface, if first mould-injection frame 1 is again if injection molding light guide plate 2, it is necessary in the note of glue frame 1
Mould corresponds on the relevant position of the inner surface of the bottom surface of the glue frame 1 by the side of burn into laser or diamond striker
The lattice point structure of formula processing and fabricating convex or concave, the glue frame 1 can form indent on the inner surface of its bottom surface after forming
Or the lattice point structure of evagination, the light guide plate 2 can form corresponding leaded light in glue frame 1 on its dot surface after injection molded
Site 22；If first injection molding light guide plate 2 if mould-injection frame 1, directly can form light directing site when being molded the light guide plate 2 again
22。
For the glue frame 1 without bottom surface, light directing site 22 is formed directly when being molded the light guide plate 2.
Reflecting layer 6 is provided with the one side of the light guide plate 2 away from exiting surface.
For the glue frame 1 with bottom surface, the reflecting layer 6 is layer of reflective material, can be the metal of high reflectance
Material or light reflection coating.If first mould-injection frame 1 is again if injection molding light guide plate 2, after the glue frame 1 shaping, elder generation is in the glue
One layer of layer of reflective material of spray coating or coating on the bottom surface of frame 1, then it is thinned by local reduction or local etching technique described anti-
The thickness of material layer is penetrated, exposes the uneven of the lattice point structure, then carries out the injection of the light guide plate 2；If first injection is led
Tabula rasa 2, then can be directly after the light guide plate 2 shaping again if mould-injection frame 1, and one layer of spray coating or coating are anti-on its dot surface
Material layer is penetrated, then carries out the injection of the glue frame 1.
For the glue frame 1 without bottom surface, the reflecting layer 6 is anti-on the bottom of glue frame 1 to be affixed directly to
Penetrate piece.
As a further improvement, in the case where the space structure of backlight allows, as shown in FIG. 10 and 11, can be in institute
State the side of glue frame 1（Non-light source end）Increase the space of glue-feeder 11 in part, be conveniently molded into glue, be easy to setting for injection mold
Meter, the glue-feeder 11 can be placed on above or below glue frame 1.
It is provided with an at least optical film 4 on the exiting surface of the light guide plate 2, in the present embodiment, the light extraction of the light guide plate 2
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with face, certainly, the number amount and type of the optical film 4 should regard specifically
, should not be as limit depending on demand.
Anti-dazzling screen 5 is provided with the glue frame 1, the anti-dazzling screen 5 is preferably two-sided to be respectively provided with viscosity, and it is backwards to the glue frame
1 one side is black, its towards the one side of the glue frame 1 be black, white or other colors.
Embodiment two
A kind of liquid crystal display die set, including the backlight described in embodiment one.
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 (10)
- A kind of 1. backlight, it is characterised in that：Including glue frame, it is arranged in the glue frame and by Shooting Technique and the glue frame The light guide plate of integration is formed, lamp bar groove is left between the glue frame and light guide plate in source ends, is set in the lamp bar groove There is lamp bar.
- 2. backlight according to claim 1, it is characterised in that：In addition to source ends between the glue frame and light guide plate Some locally embedding structures that male-female engagement is at least provided with one end.
- 3. backlight according to claim 2, it is characterised in that：It is staggered up and down between some locally embedding structures Open.
- 4. backlight according to claim 1, it is characterised in that：In addition to source ends between the glue frame and light guide plate The treating selvedge embedded structure that male-female engagement is at least provided with one end.
- 5. backlight according to claim 1, it is characterised in that：The glue frame is using reflection plastic material.
- 6. backlight according to claim 1, it is characterised in that：The glue frame and light guide plate use shrinkage factor identical or phase Near material.
- 7. backlight according to claim 1, it is characterised in that：The light guide plate is provided with the one side away from exiting surface Light directing site.
- 8. backlight according to claim 1, it is characterised in that：The light guide plate is provided with the one side away from exiting surface Reflecting layer.
- 9. backlight according to claim 1, it is characterised in that：An at least light is provided with the exiting surface of the light guide plate Learn film.
- A kind of 10. liquid crystal display die set, it is characterised in that：Including any described backlight in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720548569.0U CN206710754U (en) | 2017-05-17 | 2017-05-17 | A kind of backlight and liquid crystal display die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720548569.0U CN206710754U (en) | 2017-05-17 | 2017-05-17 | A kind of backlight and liquid crystal display die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206710754U true CN206710754U (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720548569.0U Active CN206710754U (en) | 2017-05-17 | 2017-05-17 | A kind of backlight and liquid crystal display die set |
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| CN (1) | CN206710754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490690A (en) * | 2018-05-15 | 2018-09-04 | 伟志光电（深圳）有限公司 | A kind of glue iron integrated vehicle backlight of stable structure |
-
2017
- 2017-05-17 CN CN201720548569.0U patent/CN206710754U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490690A (en) * | 2018-05-15 | 2018-09-04 | 伟志光电（深圳）有限公司 | A kind of glue iron integrated vehicle backlight of stable structure |
| CN108490690B (en) * | 2018-05-15 | 2023-09-12 | 伟志光电（深圳）有限公司 | Stable in structure's on-vehicle backlight of glued iron integration |
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