CN208224521U - A kind of backlight arrangement based on coating printing ink - Google Patents
A kind of backlight arrangement based on coating printing ink Download PDFInfo
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- CN208224521U CN208224521U CN201820385032.1U CN201820385032U CN208224521U CN 208224521 U CN208224521 U CN 208224521U CN 201820385032 U CN201820385032 U CN 201820385032U CN 208224521 U CN208224521 U CN 208224521U
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- diffusion barrier
- backlight arrangement
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- enhancement film
- bright enhancement
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Abstract
The utility model discloses a kind of backlight arrangement based on coating printing ink, backlight arrangement includes: glue frame；Pedestal on the inside of glue frame is set；It is set on the base the reflectance coating of layer；The light guide plate of layer on the reflecting film is set；The diffusion barrier on light guide plate upper layer is set；The lower bright enhancement film on diffusion barrier upper layer is set；The upper bright enhancement film on lower bright enhancement film upper layer is set；The black and white glue on upper bright enhancement film upper layer is set；The diffusion barrier right end stretches out lower bright enhancement film；The diffusion barrier upper surface for stretching out lower bright enhancement film coats black ink layer.The backlight arrangement based on coating printing ink of the utility model, by the way that diffusion barrier right end is stretched out lower bright enhancement film, and the diffusion barrier upper surface of bright enhancement film coats black ink layer under stretching.By coating black ink layer in diffusion barrier upper surface, it can substantially enhance the effect of blocking to reflection light in light guide plate, and reduce the following width of frame of backlight arrangement, while achieving the technical effect for avoiding diffusion barrier surface folding.
Description
Technical field
The utility model relates to the technical field of backlight arrangement more particularly to a kind of backlight dresses based on coating printing ink
It sets.
Background technique
Diffusion barrier is arranged in light guide plate upper layer in backlight arrangement, and lower bright enhancement film is arranged in diffusion barrier upper layer, due to needing to leading
The some light reflected in tabula rasa is blocked, therefore diffusion barrier lower end need to be stretched out to lower bright enhancement film, and stretched out in diffusion barrier
Black PET material is set on upper surface.
Since diffusion barrier is soft membrane material, black PET material is hard material, the coefficient of expansion of the two there are difference,
It, can be because temperature change causes to spread film surface formation fold after black PET is fitted in the upper surface of diffusion barrier.And due to
In view of the coefficient of expansion of black PET material, therefore black PET material and all around the gap between component need to be greater than
0.8mm, therefore the width of the lower frame in backlight arrangement need to be set greater than 3.0mm and just be able to satisfy actual demand, and it is this
The structure design of lower frame has been unable to satisfy nowadays demand of the user to narrow frame and high screen accounting.
Therefore, the prior art could be improved.
Utility model content
In view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of backlights based on coating printing ink
Source device, it is intended to solve in the prior art using black PET material for be easy to causeing diffusion barrier table when blocking to light
The problem of face fold.
To achieve the above object, specific technical solution is as follows for the utility model:
A kind of backlight arrangement based on coating printing ink, wherein the backlight arrangement includes: glue frame；It is arranged in glue frame
The pedestal of inside；It is set on the base the reflectance coating of layer；The light guide plate of layer on the reflecting film is set；Light guide plate upper layer is set
Diffusion barrier；The lower bright enhancement film on diffusion barrier upper layer is set；The upper bright enhancement film on lower bright enhancement film upper layer is set；It is arranged in upper bright enhancement film
The black and white glue on upper layer；
The diffusion barrier right end stretches out lower bright enhancement film；The diffusion barrier upper surface for stretching out lower bright enhancement film coats black ink layer.
The backlight arrangement based on coating printing ink, wherein be provided with wedge inclined-plane on the right side of the light guide plate.
The backlight arrangement based on coating printing ink, wherein the backlight arrangement further includes being arranged in light guide plate
The LED lamp bead of right end.
The backlight arrangement based on coating printing ink, wherein the wedge inclined-plane and LED lamp bead upper layer paste flexibility
Circuit device.
The backlight arrangement based on coating printing ink, wherein the flexible circuit device is by being arranged in flexible electrical
The flexible circuit double-sided adhesive of road device lower end surface is pasted.
The backlight arrangement based on coating printing ink, wherein the width of the black ink layer is 0.30-
0.60mm。
The backlight arrangement based on coating printing ink, wherein the black ink layer with a thickness of 5-30 microns.
The utility model has the advantages that
The backlight arrangement based on coating printing ink of the utility model, by the way that diffusion barrier right end is stretched out lower bright enhancement film, and
The diffusion barrier upper surface of bright enhancement film coats black ink layer under stretching, and the coating width of black ink layer is 0.30-0.60mm.
By can substantially enhance the effect of blocking to reflection light in light guide plate in diffusion barrier upper surface coating black ink layer, and
Reduce the following width of frame of backlight arrangement, while achieving the technical effect for avoiding diffusion barrier surface folding.
Detailed description of the invention
Fig. 1 is the structure chart of the backlight arrangement based on coating printing ink.
Fig. 2 is the local structural graph of the backlight arrangement based on coating printing ink.
Specific embodiment
The utility model provides novel glue frame case, to make the purpose of this utility model, technical solution and effect more
It is clear, clear, the utility model is further described below.It should be appreciated that specific embodiment described herein is only
To explain the utility model, it is not used to limit the utility model.
Fig. 1-Fig. 2 is please referred to, Fig. 1 is the structure chart of the backlight arrangement based on coating printing ink, and Fig. 2 is based on coating printing ink
Backlight arrangement local structural graph.As depicted in figs. 1 and 2, a kind of backlight arrangement based on coating printing ink, wherein institute
Stating backlight arrangement includes: glue frame 1；Pedestal 2 on the inside of glue frame is set；It is set on the base the reflectance coating 3 of layer；It is arranged anti-
Penetrate the light guide plate 4 on 3 upper layer of film；The diffusion barrier 5 on 4 upper layer of light guide plate is set；The lower bright enhancement film 6 on diffusion barrier upper layer 5 is set；If
Set the upper bright enhancement film 7 on lower 6 upper layer of bright enhancement film；The black and white glue 8 on upper 7 upper layer of bright enhancement film is set.
The backlight arrangement periphery is provided with glue frame, backlight source element is fixed by glue frame, wherein glue frame
Material is plastics, resin etc..It is provided with pedestal on the inside of glue frame, by the way that backlight source element to be set on the base, and combines glue frame
Fixed function, can be realized the firm fixation to backlight source element.Reflectance coating is arranged in pedestal upper layer, by reflectance coating to light
It is reflected, the light for showing backlight arrangement front is more uniform.Light guide plate, the effect of light guide plate is arranged in reflectance coating upper layer
Mainly the light that LED light source is launched is conducted, wherein light guide plate with a thickness of 0.15-0.8mm.Light guide plate upper layer
Diffusion barrier is set, and the effect of diffusion barrier is diffused to the light conducted in light guide plate.Add lustre under institute's three mould upper layers setting
Upper bright enhancement film is arranged in film, lower bright enhancement film upper layer, and black and white glue is arranged in upper bright enhancement film upper layer, wherein black and white glue is covered in increasing simultaneously
On light film and glue frame, the membrane material between glue frame and black and white glue is fixed.
5 right end of diffusion barrier stretches out lower bright enhancement film 6 in a more specific embodiment,；Stretch out the diffusion of lower bright enhancement film 6
5 upper surface of film coats black ink layer 9.Since the light through diffusion barrier need to enter lower bright enhancement film in the backlight product course of work
Carry out the processing that adds lustre to, it is therefore desirable to which the light for not entering lower bright enhancement film to the part reflected in light guide plate blocks.Diffusion barrier
Right side stretch out lower bright enhancement film, and by coating black ink layer in the lower bright enhancement film upper surface of stretching, to the portion in light guide plate
Light splitter is blocked, and in this way, can be obtained very good shaded effect, will not entered the light of lower bright enhancement film
It is intercepted, enhances the display effect of backlight arrangement, and the following width of frame of backlight arrangement can be reduced.Also, by
It is close in the coefficient of expansion for the black ink layer and diffusion barrier being made using special coating material, therefore in normal use mistake
Cheng Zhong not will lead to diffusion barrier and fold occur.
Wedge inclined-plane 41 is provided on the right side of the light guide plate 4 in a more specific embodiment,；The backlight arrangement is also
LED lamp bead 10 including 4 right end of light guide plate is arranged in.Backlight arrangement combines to obtain LED light source using multiple LED lamp beads, by
There is certain thickness in LED lamp bead, therefore in order to keep the combination of LED lamp bead and light guide plate even closer, and maximizes land productivity
The light emitted with LED lamp bead, therefore wedge inclined-plane, diffusion barrier, lower bright enhancement film and upper bright enhancement film will be set on the right side of light guide plate
Then it is arranged in the plane on the left of wedge inclined-plane, the light that this design can maximumlly be emitted using LED lamp bead, simultaneously
The thickness of backlight arrangement is greatly reduced.Flexible circuit device is covered in wedge inclined-plane and LED lamp bead upper layer, flexible circuit device
The light that can be distributed to wedge inclined-plane blocks, while being powered for LED lamp bead.
The wedge inclined-plane 41 and 10 upper layer of LED lamp bead paste flexible circuit device 11 in a more specific embodiment,
The flexible circuit device 11 is pasted by the way that the flexible circuit double-sided adhesive of 11 lower end surface of flexible circuit device is arranged in.It is flexible
Circuit device is covered in wedge inclined-plane and LED lamp bead upper layer, flexible circuit device can to the light that wedge inclined-plane is distributed into
Row blocks, and to enhance the display effect of backlight arrangement, while being powered for LED lamp bead.
The width of the black ink layer 9 is 0.30-0.60mm in a more specific embodiment,；The black ink
Layer 9 with a thickness of 5-30 microns.In specific production process, the width of black ink layer should not be too wide, otherwise will increase back
The following width of frame of light supply apparatus；The width of black ink layer also should not be too small, otherwise will affect final shaded effect, passes through
Repeatedly test after, obtain black ink layer width be 0.30-0.60mm, black ink layer with a thickness of 5-30 microns, this
Width design and thickness design can ensure that the shaded effect of black ink layer reaches actual use demand, and can substantially subtract
The following width of frame of small backlight arrangement, to meet user to the use demand of narrow frame and high screen accounting.
In conjunction with the above-mentioned backlight arrangement based on coating printing ink, the utility model also provides a kind of based on coating printing ink
The manufacturing method of backlight arrangement, comprising the following steps:
S100, diffusion barrier upper surface is cleaned by cleaning equipment.Diffusion film surface is carried out by cleaning equipment
The impurity for spreading film surface can be removed, improve the coating quality of black ink layer, improve the non-defective unit of diffusion barrier finished product by cleaning
Rate.
S200, black ink coating is coated in by the diffusion barrier upper surface through over cleaning by apparatus for coating, and passed through
Curing apparatus solidifies the black ink coating coated on diffusion barrier.It is black to what is coated on diffusion barrier by curing apparatus
Color ink coating carries out curing process, can speed up the solidification process of black ink coating.
After S300, black ink layer paint solidification, pasted on first by protective film laminating apparatus in diffusion barrier upper surface
Protective film pastes lower protective film in diffusion barrier lower surface.By above and below diffusion barrier two sides paste protective film and lower guarantor on first
Cuticula can protect diffusion barrier by outside contamination, not protect the cleanliness of product, improve the yields of diffusion barrier finished product.
S400, it is checked by coating quality of the quality inspection equipment to black ink layer on diffusion barrier, passes through protection
Protective film is removed on first on diffusion barrier that film exfoliating device passes through inspection, and according to the size pair of backlight arrangement
Diffusion barrier is cut.
S500, protective film on second is pasted in the diffusion barrier upper surface after cutting by protective film laminating apparatus, obtained
To diffusion barrier finished product.
It further include by protecting film exfoliating device that will protect film stripping on second, and passing through protection after step S500
Diffusion barrier finished product is fitted in light guide plate upper surface by lower protection film stripping, by mounting device by film exfoliating device, completes diffusion
The installation of film.
In a more specific embodiment, the curing apparatus is made of hot drying equipment and fan apparatus.It can be dried by heat
The combination of dry equipment and fan apparatus solidifies the black ink coating coated on diffusion barrier.Wherein, in curing apparatus
The temperature in portion is maintained between 50-80 degrees Celsius, and specific solidification temperature can be adjusted according to the actual situation.Solidified
In operating process, cooperates hot drying equipment that the volatile matter in black ink coating can be made to accelerate volatilization by fan assembly, expands
It dissipates, improves the curing efficiency of curing apparatus.
In a more specific embodiment, the curing apparatus is made of ultraviolet lamp apparatus and fan apparatus.It can be by ultraviolet
The combination of lamp apparatus and fan apparatus solidifies the black ink coating coated on diffusion barrier.Wherein, in curing apparatus
Ultraviolet lamp apparatus radiant power be 80-120w/cm.During carrying out curing operation, cooperated by fan assembly ultraviolet
Lamp apparatus can make the volatile matter in black ink coating accelerate volatilization, diffusion, improve the curing efficiency of curing apparatus.
In a more specific embodiment, the black ink coating by black pigment, hard resin, reactive diluent,
Photoinitiator and additives composition.
In specific embodiment, black pigment can be carbon pigment.Common hard resin be epoxy acrylic resin,
One of polyurethane acrylic resin, polyurethane/acrylic resin, polyoxyalkylene acrylate resin, acrylic resin or a variety of mixing
Object.Common reactive diluent is hexanediyl ester, phthalic acid diethanol diacrylate, neopentyl glycol dipropyl
Olefin(e) acid ester, triethylene-glycol diacrylate, tri (propylene glycol) diacrylate, in tricarboxylic metering system triacrylate
One or more mixtures.For additives primarily to improving the performance of ink itself, additives include dispersing agent, defoaming
Agent, substrate wetting agents etc..
In conclusion the utility model discloses a kind of backlight arrangements based on coating printing ink, wherein the backlight
Device includes: glue frame；Pedestal on the inside of glue frame is set；It is set on the base the reflectance coating of layer；Layer on the reflecting film is set
Light guide plate；The diffusion barrier on light guide plate upper layer is set；The lower bright enhancement film on diffusion barrier upper layer is set；It is arranged on lower bright enhancement film upper layer
Upper bright enhancement film；The black and white glue on upper bright enhancement film upper layer is set；The diffusion barrier right end stretches out lower bright enhancement film；Stretch out lower bright enhancement film
Diffusion barrier upper surface coat black ink layer.The backlight arrangement based on coating printing ink of the utility model, by that will spread
Film right end stretches out lower bright enhancement film, and the diffusion barrier upper surface of bright enhancement film coats black ink layer under stretching, black ink layer
Coating width is 0.30-0.60mm.By coating black ink layer in diffusion barrier upper surface, can substantially enhance in light guide plate
The effect of blocking of reflection light, and reduce the following width of frame of backlight arrangement, while achieving and avoiding diffusion film surface
The technical effect of fold.
It should be understood that the application of the utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
It says, it can be modified or changed according to the above description, and all these modifications and variations all should belong to the appended power of the utility model
The protection scope that benefit requires.
Claims (7)
1. a kind of backlight arrangement based on coating printing ink, which is characterized in that the backlight arrangement includes: glue frame；Setting exists
Pedestal on the inside of glue frame；It is set on the base the reflectance coating of layer；The light guide plate of layer on the reflecting film is set；It is arranged on light guide plate
The diffusion barrier of layer；The lower bright enhancement film on diffusion barrier upper layer is set；The upper bright enhancement film on lower bright enhancement film upper layer is set；It is arranged in upper increasing
The black and white glue on light film upper layer；
The diffusion barrier right end stretches out lower bright enhancement film；The diffusion barrier upper surface for stretching out lower bright enhancement film coats black ink layer.
2. the backlight arrangement according to claim 1 based on coating printing ink, which is characterized in that set on the right side of the light guide plate
It is equipped with wedge inclined-plane.
3. the backlight arrangement according to claim 2 based on coating printing ink, which is characterized in that the backlight arrangement is also
LED lamp bead including light guide plate right end is arranged in.
4. the backlight arrangement according to claim 3 based on coating printing ink, which is characterized in that the wedge inclined-plane and
LED lamp bead upper layer pastes flexible circuit device.
5. the backlight arrangement according to claim 4 based on coating printing ink, which is characterized in that the flexible circuit device
Flexible circuit double-sided adhesive by the way that flexible circuit device lower end surface is arranged in is pasted.
6. the backlight arrangement according to claim 1 based on coating printing ink, which is characterized in that the black ink layer
Width is 0.30-0.60mm.
7. the backlight arrangement according to claim 1 based on coating printing ink, which is characterized in that the black ink layer
With a thickness of 5-30 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820385032.1U CN208224521U (en) | 2018-03-21 | 2018-03-21 | A kind of backlight arrangement based on coating printing ink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820385032.1U CN208224521U (en) | 2018-03-21 | 2018-03-21 | A kind of backlight arrangement based on coating printing ink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208224521U true CN208224521U (en) | 2018-12-11 |
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ID=64503602
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820385032.1U Active CN208224521U (en) | 2018-03-21 | 2018-03-21 | A kind of backlight arrangement based on coating printing ink |
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| Country | Link |
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| CN (1) | CN208224521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254825A (en) * | 2018-03-21 | 2018-07-06 | 深圳市南极光电子科技有限公司 | A kind of backlight arrangement and manufacturing method based on coating printing ink |
-
2018
- 2018-03-21 CN CN201820385032.1U patent/CN208224521U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254825A (en) * | 2018-03-21 | 2018-07-06 | 深圳市南极光电子科技有限公司 | A kind of backlight arrangement and manufacturing method based on coating printing ink |
| CN108254825B (en) * | 2018-03-21 | 2023-09-08 | 深圳市南极光电子科技有限公司 | Backlight device based on coating ink and manufacturing method |
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