CN208000390U - Optics plastic structure and Vehicular display device - Google Patents
Optics plastic structure and Vehicular display device Download PDFInfo
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- CN208000390U CN208000390U CN201721123775.3U CN201721123775U CN208000390U CN 208000390 U CN208000390 U CN 208000390U CN 201721123775 U CN201721123775 U CN 201721123775U CN 208000390 U CN208000390 U CN 208000390U
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- optical adhesive
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Abstract
A kind of optics plastic structure and Vehicular display device provided by the utility model, are related to optics display technology field.The optics plastic structure includes complex optics glue-line and release film layer, the release film is set to the both sides of the complex optics glue-line, the complex optics glue-line includes the first OCA optical adhesive layers and the 2nd OCA optical adhesive layers, the first OCA optical adhesive layers are stacked with the 2nd OCA optical adhesive layers, the thickness of complex optics glue-line is thickened by the stacking realization of multilayer OCA optical cements, it is applicable to the bonding of the display element required to thickness, and effectively ensure bonding quality, improve the total quality of product.
Description
Technical field
The utility model is related to optics display technology fields, in particular to a kind of optics plastic structure and car-mounted display
Device.
Background technology
OCA (Optically Clear Adhesive) optical cement is for cementing transparent optical element (such as camera lens)
Extraordinary adhesive.OCA optical cements have water white transparency, light transmission rate good in 90% or more, cementing strength, and have cure shrinkage
The features such as small.Dazzle can be reduced, reliable bonding is provided, uniform spacing is provided, is asked for a long time using not will produce xanthochromia etc.
Topic.Currently, OCA optical cements have become the core starting materials of optics display industry.
But it needs to be cured using heat cure or photocuring technology in OCA optical cement production processes.And heat cure
Technology production thickness is usually no more than 200 μm, and photocuring technology can theoretically produce the product of 500 μm or more of thickness, but
It is actually when thickness is blocked up, there are problems for the penetrability of ultraviolet light, it is difficult to ensure that product is fully cured.This just causes at present
OCA optical cements thickness have limitation, some specific occasions can not be applicable in.By taking Vehicular display device as an example, car-mounted display
Spacing is larger between the display screen and filled plastics plate of device, need thickness at least over need thickness be more than 1mm viscose glue carry out
Filling bonding.Obviously, the limitation of OCA optical cements thickness causes not being applicable in, and therefore, current Vehicular display device can only use it
His viscose glue (for example, LOCA), and use the product translucent effect of other viscose glues bad, reliability is poor and the time has grown meeting
Turn yellow, influences the display quality of display screen.
Utility model content
The purpose of this utility model is to provide a kind of optics plastic structure and Vehicular display devices, to solve the above problems.
The utility model is realized in this way:
The utility model embodiment provides a kind of optics plastic structure, the optics plastic structure include complex optics glue-line and from
Type film layer, the release film are set to the both sides of the complex optics glue-line, and the complex optics glue-line includes the first OCA
Optical adhesive layer and the 2nd OCA optical adhesive layers, the first OCA optical adhesive layers are stacked with the 2nd OCA optical adhesive layers.
Further, the first OCA optical adhesive layers include OCA flexible glue layers.
Further, the 2nd OCA optical adhesive layers include OCA ebonite layers.
Further, the optics plastic structure includes multiple refracting particles, and the refracting particles are embedded at the complex light
It learns in glue-line.
Further, the refracting particles are embedded at the OCA flexible glues layer.
Further, the refracting particles are embedded at the OCA ebonites layer.
Further, the refracting particles are uniformly distributed in the complex optics glue-line.
Further, the refracting particles include nano-particle, wherein the refractive index of the nano-particle with it is described compound
Difference between the refractive index of optical adhesive layer meets predetermined threshold value.
The utility model embodiment also provides a kind of Vehicular display device, and the Vehicular display device includes:Plastic cover plate, display
Screen and optics plastic structure, the optics plastic structure include complex optics glue-line and release film layer, and the release film is set to described
The both sides of complex optics glue-line, the complex optics glue-line include the first OCA optical adhesive layers and the 2nd OCA optical adhesive layers,
The first OCA optical adhesive layers are stacked with the 2nd OCA optical adhesive layers.It is pasted with the plastic cover plate side of the optics plastic structure
It closes, the other side of the optics plastic structure is bonded with the display screen.
Further, the first OCA optical adhesive layers include OCA flexible glue layers, and the 2nd OCA optical adhesive layers include OCA
Ebonite layer, the OCA flexible glues layer close on the display screen, and the OCA ebonites layer closes on the plastic cover plate.
Compared with the prior art, the utility model has the advantages that:A kind of optics provided by the utility model is cementing
Structure and Vehicular display device.The optics plastic structure includes complex optics glue-line and release film layer, and the release film is set to described
The both sides of complex optics glue-line, the complex optics glue-line include the first OCA optical adhesive layers and the 2nd OCA optical adhesive layers,
The first OCA optical adhesive layers are stacked with the 2nd OCA optical adhesive layers, and the thickness of complex optics glue-line passes through multilayer OCA optical cements
Stacking realization thicken, be applicable to the bonding of the display element to thickness thickness, and effectively ensure bonding quality, improve produce
The total quality of product.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment cited below particularly, and
The appended attached drawing of cooperation, is described in detail below.
Description of the drawings
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached
The detailed description of the embodiments of the present invention provided in figure is not intended to limit claimed the scope of the utility model,
But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without creative efforts belongs to the model of the utility model protection
It encloses.
Fig. 1 shows a kind of structural schematic diagram of optics plastic structure provided by the utility model.
Fig. 2 shows a kind of another part structural schematic diagrams of optics plastic structure provided by the utility model.
Fig. 3 shows the structural schematic diagram of another optics plastic structure provided by the utility model.
Fig. 4 shows a kind of structural schematic diagram of Vehicular display device provided by the utility model.
Icon:100- optics plastic structures;10- complex optics glue-lines;The first OCA optical adhesive layers of 11-;The 2nd OCA optics of 12-
Glue-line;20- release film layers;The first release film layers of 21-;The second release film layers of 22-;30- refracting particles;200- Vehicular display devices;
210- plastic cover plates;220- display screens.
Specific implementation mode
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit below
Claimed the scope of the utility model, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained without making creative work, all
Belong to the range of the utility model protection.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected;It can be mechanical connection, can also be electrical connection;It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
It should be noted that:Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
First embodiment
Please refer to Fig. 1, Fig. 1 shows that the utility model embodiment provides a kind of optics plastic structure 100.The optics is cementing
Structure 100 includes complex optics glue-line 10 and release film layer 20, and the release film layer 20 is set to the complex optics glue-line 10
Both sides.
The complex optics glue-line 10 includes the first OCA optical adhesive layers 11 and the 2nd OCA optical adhesive layers 12.It is optional
The side on ground, the first OCA optical adhesive layers 11 is connect with the side of the 2nd OCA optical adhesive layers 12, realizes the first OCA optical cements
The stacking of layer 11 and the 2nd OCA optical adhesive layers 12.OCA optical adhesive layers are the spies for cementing transparent optical element (such as camera lens)
Kind adhesive.Its water white transparency, light transmission rate are good in 90% or more, cementing strength, and cure shrinkage is small.OCA optical cements are tactile
Touch one of the important raw and processed materials of screen.It should be noted that more OCA optical adhesive layers can also be increased according to the actual needs,
To reach the thickness of needs.Thickness can not be accomplished by overcoming the OCA glue in tradition for the single layer structure used in cementitious product
Spending can not be suitable for being bonded the defect for the display element for needing viscose glue thickness to be more than 1mm more than 500 μm.The first OCA optics
Glue-line 11 and the 2nd OCA optical adhesive layers 12 can be produced in batches by UV-curing technology respectively.Improve production efficiency.
Optionally, the 2nd OCA optical adhesive layers 12 include OCA ebonite layers.It should be noted that due to optics plastic structure
After 100 complex optics glue-line 10 is thickeied by multilayer OCA optical adhesive layers, if OCA optical adhesive layers still use in tradition
Common OCA optical cements, then used the product of the glue to easily cause edge deformation when being die cut.It needs to illustrate
It is that OCA optical cements include that the soft OCA optical cements of matter also include the hard OCA optical cements of matter, due to the OCA optics used in tradition
Glue thickness either uses the product for the OCA optical cements that matter is soft or matter is hard will not generate side in cross cutting than relatively thin
Edge deformation.And it is more applicable for the soft OCA optical cements of the bonding matter of display element, so common OCA optical cements are equal in tradition
It is relatively soft.Therefore, OCA ebonite layers are used in the 2nd OCA optical adhesive layers 12 of complex optics glue-line 10.It can effectively prevent from using
Edge generates deformation when realizing the product die cutting that the optics plastic structure 100 thickeied is bonded, and improves cementing using optics
The efficiency of the bulk article of the product of structure 100.
Optionally, the first OCA optical adhesive layers 11 include OCA flexible glue layers.It should be noted that due to optics plastic structure
100 are mainly used for being suitable for bonding display element, for example, it is bonding between the shell and LCD panel of realization display, work as optical cement
When structure 100 carries out be bonded with LCD panel, if if the matter of the OCA optical adhesive layers contacted with LCD panel is hard, it will cause can not fill out
Fill the ink segment difference of cover board.Therefore, the first OCA optical adhesive layers 11 use OCA flexible glue layers, solve the problems, such as bonding.
In the present embodiment, complex optics glue-line 10 had not only included OCA flexible glues layer but also had included OCA ebonite layers.Both solving makes
With the cross cutting problem of the product of optics plastic structure 100, and solves the problems, such as bonding effect.
Release film layer 20 includes the first release film layer 21 and the second release film layer 22.Release film refers to the areas film surface Neng You
The film divided, release film do not have viscosity or slight viscosity after being contacted under limited conditions with specific material.Described
One release film layer 21 is connect with the side of the first OCA optical adhesive layers 11 far from the 2nd OCA optical adhesive layers 12.Described
Two release film layers 22 are connect with the side of the 2nd OCA optical adhesive layers 12 far from the first OCA optical adhesive layers 11.
As shown in Fig. 2, the optics plastic structure 100 further includes multiple refracting particles 30.The refracting particles 30 are embedded at
In the complex optics glue-line 10.Specifically, the refracting particles 30 are set to the OCA flexible glues layer.The refracting particles 30 can
Being uniformly distributed in the first OCA optical adhesive layers 11.Optionally, the refracting particles 30 include nano-particle, wherein described
Difference between the refractive index of nano-particle and the refractive index of the complex optics glue-line 10 meets predetermined threshold value.So that described receive
The refractive index of rice corpuscles and the refractive index of the complex optics glue-line 10 are almost the same.Wave of the size of nano-particle in visible light
In long range, nano-particle can make visible light that diffusing reflection occur so that the polarised light come out from display backlight source becomes each
A direction vibrates the light having, as natural light.Even if the sunglasses viewing that user has on polarization is made to use optics plastic structure 100
Display the case where will not seeing.
In other embodiments, as shown in figure 3, the refracting particles 30 can also be embedded at the OCA ebonites layer.It is optional
Ground, the refracting particles 30 can be uniformly distributed in the 2nd OCA optical adhesive layers 12.
In other embodiments, the refracting particles 30 can also uniformly divide in the entire complex optics glue-line 10
Cloth.
Second embodiment
Referring to FIG. 4, Fig. 4 shows that the utility model embodiment provides a kind of Vehicular display device 200.The car-mounted display
Device 200 includes:The optics plastic structure 100 that plastic cover plate 210, display screen 220 and first embodiment provide.
The plastic cover plate 210 is connect with display screen 220 by optics plastic structure 100.Optionally, the plastic cover plate
After 210 fasten with display screen 220, the gap between the plastic cover plate 210 and display screen 220 is filled out by optics plastic structure 100
Fill bonding.
The optics plastic structure 100 includes complex optics glue-line 10 and release film layer 20, and the release film layer 20 is set to
The both sides of the complex optics glue-line 10.The complex optics glue-line 10 includes the first OCA optical adhesive layers 11 and the 2nd OCA
Optical adhesive layer 12.Optionally, the side of the first OCA optical adhesive layers 11 is connect with the side of the 2nd OCA optical adhesive layers 12, real
The stacking of existing first OCA optical adhesive layers 11 and the 2nd OCA optical adhesive layers 12.Optionally, the first OCA optical adhesive layers 11 include
OCA flexible glue layers, the 2nd OCA optical adhesive layers 12 include OCA ebonite layers.The OCA flexible glues layer closes on the display screen 220,
The OCA ebonites layer closes on the plastic cover plate 210.
The optics plastic structure 100 further includes multiple refracting particles 30.The refracting particles 30 are embedded at the complex light
It learns in glue-line 10.Specifically, the refracting particles 30 are set to the OCA flexible glues layer.The refracting particles 30 can be first
It is uniformly distributed in OCA optical adhesive layers 11.Or the refracting particles 30 can also be embedded at the OCA ebonites layer.In the 2nd OCA light
It learns and is uniformly distributed in glue-line 12.Again or the refracting particles 30 are uniformly distributed in the entire complex optics glue-line 10.Institute
The difference stated between the refractive index of nano-particle and the refractive index of the complex optics glue-line 10 meets predetermined threshold value.It is described default
Threshold value can be preset range.So that the refractive index of the nano-particle and the refractive index of the complex optics glue-line 10 are basic
Unanimously.For the size of nano-particle in the wave-length coverage of visible light, nano-particle can make visible light that diffusing reflection occur so that from
The polarised light that 200 backlight of Vehicular display device comes out becomes all directions and vibrates the light having, as natural light.User is set to drive
When, the case where will not seen the sunglasses for having on polarization watches Vehicular display device 200 yet.
In conclusion a kind of optics plastic structure of the utility model embodiment offer and Vehicular display device.The optics is cementing
Structure includes complex optics glue-line and release film layer, and the release film is set to the both sides of the complex optics glue-line, described compound
Optical adhesive layer includes the first OCA optical adhesive layers and the 2nd OCA optical adhesive layers, the first OCA optical adhesive layers and the 2nd OCA
Optical adhesive layer stacks.The Vehicular display device includes:Plastic cover plate, display screen and optics plastic structure, the optics plastic structure
Side is bonded with the plastic cover plate, and the other side of the optics plastic structure is bonded with the display screen.Complex optics glue-line
Thickness is thickened by the stacking realization of multilayer OCA optical cements, is applicable to need thicker adhesive-layer as Vehicular display device
The bonding of the display element of bonding filling is carried out, and effectively ensures bonding quality, improves the user experience of Vehicular display device.
In the description of the present invention, it should be noted that term "upper", "lower", "left", "right", "inner", "outside" etc.
The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when
The orientation or positional relationship usually put, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the utility model.The above descriptions are merely preferred embodiments of the present invention, and it is new to be not limited to this practicality
Type, for those skilled in the art, the present invention may have various modifications and changes.All essences in the utility model
God and principle within, any modification, equivalent replacement, improvement and so on, should be included in the scope of protection of the utility model it
It is interior.
In addition, the relational terms of term first and second or the like are used merely to an entity or operation and another
Entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this actual passes
System or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, from
And make include a series of elements process, method, article or equipment not only including those elements, but also include not bright
The other element really listed, or further include for elements inherent to such a process, method, article, or device.Do not having
In the case of more limitations, the element that is limited by sentence "including a ...", it is not excluded that including the element process,
There is also other identical elements in method, article or equipment.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of optics plastic structure, which is characterized in that the optics plastic structure includes complex optics glue-line and release film layer, described
Release film layer is set to the both sides of the complex optics glue-line, and the complex optics glue-line includes the first OCA optical adhesive layers and the
Two OCA optical adhesive layers, the first OCA optical adhesive layers are stacked with the 2nd OCA optical adhesive layers, and the optics plastic structure includes multiple
Refracting particles, the refracting particles are embedded in the complex optics glue-line.
2. optics plastic structure as described in claim 1, which is characterized in that the first OCA optical adhesive layers include OCA flexible glues
Layer.
3. optics plastic structure as claimed in claim 2, which is characterized in that the 2nd OCA optical adhesive layers include OCA ebonites
Layer.
4. optics plastic structure as claimed in claim 3, which is characterized in that the refracting particles are embedded at the OCA flexible glues layer.
5. optics plastic structure as claimed in claim 3, which is characterized in that the refracting particles are embedded at the OCA ebonites layer.
6. optics plastic structure as claimed in claim 3, which is characterized in that the refracting particles are in the complex optics glue-line
It is uniformly distributed.
7. optics plastic structure as claimed in any one of claims 1 to 6, which is characterized in that the refracting particles include nanoparticle
Son, wherein the difference between the refractive index of the nano-particle and the refractive index of the complex optics glue-line meets predetermined threshold value.
8. a kind of Vehicular display device, which is characterized in that the Vehicular display device includes:Plastic cover plate, display screen and as right is wanted
1-7 any one of them optics plastic structures, the side of the optics plastic structure is asked to be bonded with the plastic cover plate, the optical cement
The other side of structure is bonded with the display screen.
9. Vehicular display device as claimed in claim 8, which is characterized in that the first OCA optical adhesive layers include OCA flexible glues
Layer, the 2nd OCA optical adhesive layers include OCA ebonite layers, and the OCA flexible glues layer closes on the display screen, the OCA ebonites layer
Close on the plastic cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721123775.3U CN208000390U (en) | 2017-09-04 | 2017-09-04 | Optics plastic structure and Vehicular display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721123775.3U CN208000390U (en) | 2017-09-04 | 2017-09-04 | Optics plastic structure and Vehicular display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208000390U true CN208000390U (en) | 2018-10-23 |
Family
ID=63835088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721123775.3U Active CN208000390U (en) | 2017-09-04 | 2017-09-04 | Optics plastic structure and Vehicular display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162653A (en) * | 2020-09-23 | 2021-01-01 | 京东方科技集团股份有限公司 | Display device, cover plate and optical cement |
-
2017
- 2017-09-04 CN CN201721123775.3U patent/CN208000390U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162653A (en) * | 2020-09-23 | 2021-01-01 | 京东方科技集团股份有限公司 | Display device, cover plate and optical cement |
| CN112162653B (en) * | 2020-09-23 | 2024-01-26 | 京东方科技集团股份有限公司 | Display device, cover plate and optical adhesive |
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