CN206451734U - A kind of display device - Google Patents
A kind of display device Download PDFInfo
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- CN206451734U CN206451734U CN201720171165.4U CN201720171165U CN206451734U CN 206451734 U CN206451734 U CN 206451734U CN 201720171165 U CN201720171165 U CN 201720171165U CN 206451734 U CN206451734 U CN 206451734U
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- substrate
- sealant
- display device
- barrier wall
- barrier
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Abstract
The utility model provides a kind of display device, including the first substrate and the second substrate, sealant is provided between the edge of first substrate and the edge of the second substrate, by setting barrier wall adjacent to the side at the first substrate and the edge of the second substrate positioned at sealant, and the two ends of barrier wall are connected with the first substrate and the second substrate respectively, make barrier wall, first substrate and the second substrate form closed space, and sealant is located in the space, so as to which sealant is isolated with water vapour and oxygen completely, in high temperature, high pressure, under the severe external environment such as high humidity, influence will not be produced on the compactness and caking property of sealant, the service life of display device can be ensured, and display device structure of the present utility model is simple, low is required to precision of manufacturing process, it is easily achieved.
Description
Technical field
The utility model is related to display technology field, more particularly to a kind of display device.
Background technology
The display device of current main flow includes：OLED (Organic Light-Emitting Diode, organic light-emitting diodes
Pipe) display device and LCD (Liquid Crystal Display, liquid crystal display) display device, OLED display and LCD are aobvious
Showing device is intended to avoid water vapour and oxygen from entering display device, especially OLED display, to water vapour and oxygen extremely
Sensitivity, the water vapour and oxygen penetrated into inside OLED display is to influence the principal element of its service life, therefore, to aobvious
The encapsulating structure of showing device proposes higher requirement.
The encapsulating structure of existing display device, as shown in figure 1, display device includes：First substrate 1 and the second substrate 2, the
The edge of one substrate 1 and the edge of the second substrate 2 are sealed and are fixedly connected by sealant 3, so as to be located at display dress
The display structure 4 for putting inside is isolated with water vapour and oxygen.But, sealant 3 is macromolecule type organic, is directly exposed to outer
Under boundary's environment, easily corroded by the severe external environment such as high temperature, high pressure, high humidity, decline compactness and caking property, cause water
Inside the readily permeable entrance display device of steam and oxygen, the service life of display device is reduced.
In order to solve the above technical problems, as shown in Fig. 2 the second substrate 2 formation spacer material (not illustrated in figure) while,
Along the circle isolation frame 5 of edge formation one of the second substrate 2, after the first substrate 1 and the second substrate 2 are to box, isolation frame 5 is positioned at sealant
The side of 3 remote display structure 4, to stop the erosion of water vapour and oxygen to spacer material 3.But, isolation frame 5 and spacer material
Formed simultaneously, high is required to craft precision, moreover, the height of isolation frame 5 has technological fluctuation, part isolation frame 5 is adjacent to first
There is gap between one end of substrate 1 and the first substrate 1, water vapour and oxygen can be still penetrated into inside display device, reduce
The service life of display device.
Therefore, a kind of display device is needed badly to solve the above problems.
The content of the invention
The utility model for above shortcomings in the prior art there is provided a kind of display device, at least partly
Solve existing display device service life shorter, and craft precision require it is high the problem of.
To achieve the above object, the utility model provides a kind of display device, including the first substrate and the second substrate, described
It is provided with sealant between first substrate and second substrate, the sealant is adjacent to first substrate and the second substrate
Edge, is additionally provided with barrier wall, it is adjacent that the barrier wall is located at the sealant between first substrate and second substrate
The side at the edge of nearly first substrate and the second substrate, and the barrier wall two ends respectively with first substrate and institute
The second substrate is stated to be connected.
It is preferred that, the height of the barrier wall is equal with the height of the sealant.
It is preferred that, the barrier wall includes barrier layer and sealant, and the barrier layer and sealant are perpendicular to described the
The direction of one substrate and second substrate is stacked.
It is preferred that, the barrier layer is arranged in first substrate, and the sealant is connected with second substrate；
Or, the barrier layer is arranged in second substrate, and the sealant is connected with first substrate.
It is preferred that, the barrier material is organic resin.
It is preferred that, the sealing layer material is pressure sensitive adhesive.
It is preferred that, the barrier wall is one or more, and when the barrier wall is multiple, each barrier wall is set successively
Put the side adjacent to first substrate and the edge of the second substrate in the sealant.
It is preferred that, the display device is OLED display, and the OLED display includes OLED structure and drying
Layer, the OLED structure is arranged on the surface of neighbouring second substrate of first substrate, and the drying layer is arranged at
On the surface of neighbouring first substrate of second substrate, and it is corresponding with the OLED structure.
It is preferred that, the display device is LCD display device.
The utility model has the advantages that：
The utility model provide display device, by positioned at sealant adjacent to the edge of the first substrate and the second substrate
Side barrier wall is set, and the two ends of barrier wall are connected with the first substrate and the second substrate respectively, make barrier wall, the first substrate
Closed space is formed with the second substrate, and sealant is located in the space, so as to completely by sealant and water vapour
With oxygen isolation, under the severe external environment such as high temperature, high pressure, high humidity, the compactness and caking property of sealant will not be produced
Raw influence, it is ensured that the service life of display device, and display device structure of the present utility model is simple, smart to manufacturing process
Degree requires relatively low, it is easy to accomplish.
Brief description of the drawings
Fig. 1 is the sectional view one of existing display device；
Fig. 2 is the sectional view two of existing display device；
The sectional view for the display device that Fig. 3 provides for the present embodiment.
Marginal data：
1st, the first substrate 2, the second substrate 3, sealant 4, display structure 5, isolation frame
6th, barrier wall 7, barrier layer 8, sealant 9, OLED structure 10, drying layer
Embodiment
To make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this reality
It is described in detail with a kind of display device of new offer.
The utility model provides a kind of display device, as shown in figure 3, the display device includes：First substrate 1 and second
Substrate 2, is provided with sealant 3 between the first substrate 1 and the second substrate 2, sealant 3 is adjacent to the first substrate 1 and the second substrate 2
Edge.Barrier wall 6 is additionally provided between first substrate 1 and the second substrate 2, barrier wall 6 is located at sealant 3 adjacent to the first substrate 1
It is connected respectively with the first substrate 1 and the second substrate 2 with the two ends of the side at the edge of the second substrate 2, and barrier wall 6.Namely
Say, the first substrate 1, the second substrate 2 are located in the confined space with the formation confined space of barrier wall 6, and sealant 3.
The display device that the utility model is provided, by positioned at sealant 3 adjacent to the first substrate 1 and the second substrate 2
The side at edge sets barrier wall 6, and the two ends of barrier wall 6 are connected with the first substrate 1 and the second substrate 2 respectively, make barrier wall
6th, the first substrate 1 and the second substrate 2 form closed space, and sealant 3 is located in the space, so as to seal completely
Frame glue 3 is isolated with water vapour and oxygen, under the severe external environment such as high temperature, high pressure, high humidity, cause that will not be to sealant 3
Close property and caking property produce influence, it is ensured that the service life of display device, and display device structure of the present utility model letter
It is single, relatively low to precision of manufacturing process requirement, it is easy to accomplish.
As shown in figure 3, the height of barrier wall 6 can be equal with the height of sealant 3.Specifically, the height of barrier wall 6 with
And 3 height of sealant is equal to the box thickness (i.e. the distance between the first substrate 1 and the second substrate 2) of display device, so,
Edge formation enclosed construction of the barrier wall 6 along the first substrate 1 and the second substrate 2 on the outside of sealant 3, double nested structure enters
One step avoids water vapour and oxygen from entering the inside of display device.
It should be noted that barrier wall 6 can be contacted with sealant 3, between can also existing necessarily between sealant 3
Away from, and barrier wall 6 is adjacent to the side and the edge of the first substrate 1 and the second substrate 2 at the first substrate 1 and the edge of the second substrate 2
Spacing be inwardly at least retracted relative to the edge of the first substrate 1 and the second substrate 2 more than or equal to 50um, i.e. barrier wall 6
50um, this way it is possible to avoid cutting gear is damaged to barrier wall 6 in cutting process is carried out to display device, it is ensured that barrier wall 6
To water vapour and the isolation effect of oxygen.
It is preferred that, barrier wall 6 is one.That is, forming two resealing knots between the first substrate 1 and the second substrate 2
Structure, so, display device it is simple in construction, and frame is most narrow.
It should be noted that barrier wall 6 can also be multiple, when barrier wall 6 is multiple, each barrier wall 6 is set gradually
Sealant 3 adjacent to the first substrate 1 and the edge of the second substrate 2 side.That is, multiple barrier walls 6 are in the first substrate 1
It is nested with the edge of the second substrate 2 to set, form the structure of multilayer barrier wall 6, can further improve barrier wall 6 to water vapour and
The isolation effect of oxygen.
The concrete structure of barrier wall 6 is described in detail below in conjunction with Fig. 2.
As shown in figure 3, barrier wall 6 includes：Barrier layer 7 and sealant 8, barrier layer 7 is with sealant 8 perpendicular to the first base
Bottom 1 and the direction of the second substrate 2 are stacked.
Specifically, barrier layer 7 can be arranged in the first substrate 1, and sealant 8 is connected with the second substrate 2；Or, resistance
Barrier 7 can be arranged in the second substrate 2, and sealant 8 is connected with the first substrate 1.That is, when barrier layer 7 is arranged on
When in the first substrate 1, the two ends of sealant 8 are connected with the substrate 2 of barrier layer 7 and second respectively.When barrier layer 7 is arranged on the second base
When on bottom 2, the two ends of sealant 8 are connected with the substrate 1 of barrier layer 7 and first respectively.
It is preferred that, the material on barrier layer 7 is organic resin.It is preferred that, organic resin is thermosetting organic resin, including：
The compound of polymethyl methacrylate (PMMA) or polymethyl methacrylate and epoxy resin.Thermosetting organic resin material
Material can be coated in the first substrate 1 or the second substrate 2, and by exposure, development, the heat curing process formation pattern of barrier layer 7,
Thermosetting organic resin material has the advantages that hardness is high, transparency is high, heat endurance is good, weather resisteant is good, it is ensured that stop
Layer 7 will not be corroded by external environment.
It is preferred that, the material of sealant 8 is pressure sensitive adhesive (PSA).Wherein, to be that a class is achieved that by pressure viscous for pressure sensitive adhesive
The adhesive connect, main component is phenylethylene thermoplastic elastomer, including SBS
(SBS), SIS (SIS), styrene-ethylene-butylene, Styrene block copolymerization
The types such as thing (SEBS).Pressure sensitive adhesive can be coated on barrier layer 7, during the first substrate 1 and the second substrate 2 are to box, pressure
Substrate of the quick glue under the effect of the pressure respectively with barrier layer 7 and neighbouring pressure sensitive adhesive is bonded, pressure sensitive have low temperature performance well,
With resin compatible is good, bonding force is good, it is fast sticky good the advantages of, it is ensured that sealant 8 is to barrier layer 7 and neighbouring sealant 8
Substrate sealing effectiveness.
It should be noted that the width of sealant 8 is more than or equal to the width on barrier layer 7, and the thickness of sealant 8 is more than
Or equal to 15um, and less than or equal to 35um, so, may further ensure that the sealing effectiveness of sealant 8.
As shown in figure 3, the display device can be OLED display, the OLED display can include：
OLED structure 9 and drying layer 10, OLED structure 9 are arranged at the first substrate 1 on the surface of the second substrate 2, and drying layer 10 is set
The second substrate 2 is placed on the surface of the first substrate 1, and drying layer 10 is corresponding with OLED structure 9.Wherein, OLED structure 9
Including array architecture of thin film transistor and luminous organic material, the water that drying layer 10 can be avoided enter into inside OLED display
Steam and oxygen influence the characteristic of OLED structure 9.
It should be noted that the display device can also be LCD display device, the LCD display device includes：Liquid crystal
Any product or portion with crystal display such as display panel, Electronic Paper, mobile phone, tablet personal computer, television set, DPF
Part.
For clear explanation the technical solution of the utility model, show below in conjunction with the OLED that Fig. 3 is provided the utility model
The preparation process of showing device is described in detail.Illustrated so that barrier layer 7 is arranged in the second substrate 2 as an example, OLED is shown
The preparation process of device comprises the following steps：
Step 1. coats one layer of material of barrier layer 7, passes through photoetching development work after the second substrate 2 formation drying layer 10
Skill, along the edge of the second substrate 2 formation one enclose the pattern of barrier layer 7, and using coating equipment coated on barrier layer 7 one layer it is close
Sealing 8.
Step 2. is after the first substrate 1 formation OLED structure 9, and the edge using coating equipment along the second substrate 2 is formed
One circle sealant 3.It should be noted that the position of sealant 3 will ensure after the first substrate 1 and the second substrate 2 are to box, it is located at
The side at edge of the barrier layer 7 away from the second substrate 2.
First substrate 1 and the second substrate 2 are carried out contraposition pressing by step 3., using pressure by sealant 8 respectively with stop
The substrate 1 of layer 7 and first is bonded, and the first substrate 1 is sealed with the second substrate 2 by barrier layer 7 and sealant 8, and utilizes ultraviolet
Light and infrared ray bond sealant 3 with the first substrate 1 and the second substrate 2, by the first substrate 1 and the second substrate 2 by sealing frame
Glue 3 is sealed.
It should be noted that the height on the barrier layer 7 coated in step 1 and the height sum of sealant 8, are more than or wait
In in step 2 coat sealant 3 height so that in step 3 sealant 8 being fully under pressure effect, raising it is close
Sealing effectiveness of the sealing 8 to the substrate 1 of barrier layer 7 and first.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, but the invention is not limited in this.For those skilled in the art, the essence of the present invention is not being departed from
In the case of refreshing and essence, various changes and modifications can be made therein, and these variations and modifications are also considered as protection scope of the present invention.
Claims (9)
1. a kind of display device, including the first substrate and the second substrate, are set between first substrate and second substrate
Have sealant, the sealant is adjacent to the edge of first substrate and the second substrate, it is characterised in that first substrate with
Barrier wall is additionally provided between second substrate, the barrier wall is located at the sealant adjacent to first substrate and second
The side at the edge of substrate, and the two ends of the barrier wall are connected with first substrate and second substrate respectively.
2. display device according to claim 1, it is characterised in that the height of the height of the barrier wall and the sealant
Degree is equal.
3. display device according to claim 2, it is characterised in that the barrier wall includes barrier layer and sealant, institute
Barrier layer is stated to be stacked perpendicular to the direction of first substrate and second substrate with sealant.
4. display device according to claim 3, it is characterised in that the barrier layer is arranged in first substrate,
And the sealant is connected with second substrate；Or, the barrier layer is arranged in second substrate, and the sealing
Layer is connected with first substrate.
5. display device according to claim 3, it is characterised in that the barrier material is organic resin.
6. display device according to claim 3, it is characterised in that the sealing layer material is pressure sensitive adhesive.
7. display device according to claim 1, it is characterised in that the barrier wall is one or more, when the resistance
When barricade is multiple, each barrier wall is successively set on the sealant adjacent to the edge of first substrate and the second substrate
Side.
8. the display device according to claim any one of 1-7, it is characterised in that the display device is that OLED shows dress
Put, the OLED display includes OLED structure and drying layer, the OLED structure is arranged at the neighbouring of first substrate
On the surface of second substrate, the drying layer is arranged on the surface of neighbouring first substrate of second substrate,
And it is corresponding with the OLED structure.
9. the display device according to claim any one of 1-7, it is characterised in that the display device is that LCD shows dress
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171165.4U CN206451734U (en) | 2017-02-24 | 2017-02-24 | A kind of display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171165.4U CN206451734U (en) | 2017-02-24 | 2017-02-24 | A kind of display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206451734U true CN206451734U (en) | 2017-08-29 |
Family
ID=59666472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720171165.4U Active CN206451734U (en) | 2017-02-24 | 2017-02-24 | A kind of display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206451734U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860418A (en) * | 2019-01-29 | 2019-06-07 | 昆山国显光电有限公司 | A kind of display panel and preparation method thereof |
| CN112558362A (en) * | 2020-12-04 | 2021-03-26 | Tcl华星光电技术有限公司 | Display panel, preparation method thereof and display device |
-
2017
- 2017-02-24 CN CN201720171165.4U patent/CN206451734U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860418A (en) * | 2019-01-29 | 2019-06-07 | 昆山国显光电有限公司 | A kind of display panel and preparation method thereof |
| CN112558362A (en) * | 2020-12-04 | 2021-03-26 | Tcl华星光电技术有限公司 | Display panel, preparation method thereof and display device |
| CN112558362B (en) * | 2020-12-04 | 2023-11-28 | Tcl华星光电技术有限公司 | Display panel, preparation method thereof and display device |
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