CN106992262A - A kind of display device - Google Patents
A kind of display device Download PDFInfo
- Publication number
- CN106992262A CN106992262A CN201710167065.9A CN201710167065A CN106992262A CN 106992262 A CN106992262 A CN 106992262A CN 201710167065 A CN201710167065 A CN 201710167065A CN 106992262 A CN106992262 A CN 106992262A
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- CN
- China
- Prior art keywords
- heat dissipating
- display panel
- protective layer
- dissipating layer
- layer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/87—Arrangements for heating or cooling
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a kind of display device, to improve the radiating of display panel, and display panel intensity is lifted.Display device includes：Display panel；Heat dissipating layer；First protective layer；Wherein, the heat dissipating layer is arranged on the shady face of the display panel, and the heat dissipating layer includes the particle that radiates；First protective layer is arranged between the display panel and the heat dissipating layer.Display device provided in an embodiment of the present invention, by setting the first protective layer, can prevent radiating particle deposition in heat dissipating layer to display panel, display panel is caused to extrude and influence the performance of display panel.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display device.
Background technology
Organic Light Emitting Diode (Organic Light Emitting Diode, OLED) is also known as organic electroluminescent and shown
Show, OLED Display Techniques have the advantages that self-luminous, wide viewing angle, high-contrast, low power consumption, high reaction speed and by extensively should
For fields such as mobile phone, DV, notebook computers.
But the problem of OLED has easy photochromic decay itself at present, one reason for this is that OLED is selfluminous element,
Backboard heat is larger, and generally backboard using air radiate, or using on backboard coating heat-conducting glue radiated, but this two
The mode of kind is not enough to reach the problem of effect radiated in time, i.e. OLED still photochromic decay occur after being worked in the long period.
In summary, prior art OLED display panel can not radiate in time, be easily caused OLED internal illumination materials old
Change speed, so that the OLED life-spans are shorter.
The content of the invention
In view of this, the embodiments of the invention provide a kind of display device, to improve the radiating of display panel, and lifted
Display panel intensity.
A kind of display device provided in an embodiment of the present invention, including：
Display panel；
Heat dissipating layer；
First protective layer；Wherein,
The heat dissipating layer is arranged on the shady face of the display panel, and the heat dissipating layer includes the particle that radiates；
First protective layer is arranged between the display panel and the heat dissipating layer.
It is preferred that first protective layer is arranged on the heat dissipating layer, and the heat dissipating layer is arranged at towards described aobvious
Show the side of panel；Or, first protective layer is set on said display panel, and the display panel is arranged at towards institute
State the side of heat dissipating layer.
It is preferred that first protective layer is the ink coating not comprising radiating particle；Or for not comprising radiating particle
Resin bed；Or be the glue-line not comprising radiating particle.
It is preferred that the display panel is organic EL display panel.
It is preferred that the heat dissipating layer is the ink coating for including radiating particle；Or to include the resin bed of radiating particle；Or
To include the glue-line of radiating particle.
It is preferred that the radiating particle is copper particle or graphite particle.
It is preferred that the orthographic projection of first protective layer on said display panel covers the heat dissipating layer in the display
Orthographic projection on panel.
It is preferred that the thickness of the heat dissipating layer is 20 microns to 30 microns.
It is preferred that the thickness of first protective layer is 8 microns to 20 microns.
It is preferred that also including being arranged on the heat dissipating layer, and it is arranged at the heat dissipating layer dorsad display panel one
Second protective layer of side.
It is preferred that second protective layer is foam tape, or it is compound adhesive tape.
The embodiment of the present invention has the advantages that：
By display device provided in an embodiment of the present invention, because the display device includes heat dissipating layer, heat dissipating layer is arranged on aobvious
Show the shady face of panel, heat dissipating layer includes the particle that radiates, and the setting of radiating particle can improve the radiating of display panel；And
During long-term use, radiating particle easily produces deposition, and the embodiment of the present invention is provided between display panel and heat dissipating layer
First protective layer, the particle that now radiates can be deposited on the first protective layer without depositing on display panel, therefore first protects
The setting of sheath can prevent radiating particle deposition to display panel, and the setting of the first protective layer can reach that barrier is raised
Thing, protects display panel, lifts the purpose of display panel intensity.
Brief description of the drawings
Fig. 1 is a kind of structural representation of display device provided in an embodiment of the present invention；
Fig. 2 a and Fig. 2 b are the structural representation of the set-up mode one of the first protective layer provided in an embodiment of the present invention；
Fig. 3 a and Fig. 3 b are the structural representation of the set-up mode two of the first protective layer provided in an embodiment of the present invention；
Fig. 4 is the structural representation of another display device provided in an embodiment of the present invention.
Embodiment
The embodiments of the invention provide a kind of display device, to improve the radiating of display panel, and display panel is lifted
Intensity.
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step it is described in detail, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
The display device of specific embodiment of the invention offer is provided below in conjunction with the accompanying drawings.
Each thicknesses of layers and area size, shape do not react the actual proportions of each film layer in accompanying drawing, and purpose is that signal is said
Bright present invention.
As shown in figure 1, the specific embodiment of the invention provides a kind of display device, including：
Display panel 11；
Heat dissipating layer 12；
First protective layer 13；Wherein,
Heat dissipating layer 12 is arranged on the shady face of display panel 11, and heat dissipating layer 12 includes the particle 120 that radiates；
First protective layer 13 is arranged between display panel 11 and heat dissipating layer 12.
Display device provided in an embodiment of the present invention, can be mobile phone, television set, notebook computer, intelligence wearing display
The display devices such as device, the present embodiment is not particularly limited to this.
Display device in the specific embodiment of the invention includes heat dissipating layer, and heat dissipating layer is arranged on the shady face of display panel,
Heat dissipating layer includes the particle that radiates, and the setting of radiating particle can improve the radiating of display panel；But in the process of long-term use
In, radiating particle is easy to produce deposition, and the embodiment of the present invention is provided with the first protective layer between display panel and heat dissipating layer,
Now radiating particle can be deposited on the first protective layer without depositing on display panel, therefore the setting energy of the first protective layer
Radiating particle deposition is enough prevented to display panel, the setting of the first protective layer can reach barrier protrusion, protect display surface
Plate, lifts the purpose of display panel intensity.
Specifically, the display panel in the specific embodiment of the invention is organic EL display panel, organic electroluminescence hair
Light display panel has the advantages that self-luminous, wide viewing angle, high-contrast, low power consumption, high reaction speed, present invention specific implementation
The shady face side of organic EL display panel in example, which is provided with scattering layer, heat dissipating layer, includes substantial amounts of radiating grain
Son, compared with the organic EL display panel of prior art, the ORGANIC ELECTROLUMINESCENCE DISPLAYS in the specific embodiment of the invention
Panel can timely shed heat, can so improve the service life of organic EL display panel.
Specifically, the heat dissipating layer in the specific embodiment of the invention is the ink coating for including radiating particle；Or for comprising scattered
The resin bed of hot particle；Or to include the glue-line of radiating particle, the particle that radiated in actual production technique is easier uniformly to be mixed
Close in ink coating, resinous coat or glue-line, when it is implemented, being applied by the way that the ink coating of radiating particle, resin will be mixed with
Layer or glue-line are stirred so that radiating uniform particle mixing.In addition, heat dissipating layer selection includes the ink coating of radiating particle；
Or include the resin bed of radiating particle；Or the glue-line of radiating particle is included, more facilitate in actual selection, and material cost phase
To relatively low.
Specifically, the radiating particle in the specific embodiment of the invention is copper particle or graphite particle, selects copper particle or stone
Black particle can preferably reach the effect of radiating as radiating particle, and more facilitate during actual selection.When it is implemented, copper
The shape of particle and graphite particle is circle, and the diameter of copper particle is generally 50 nanometers (nm) to 500nm, graphite particle it is straight
Footpath is generally 0.05 millimeter (mm) to 1.5mm, and the concrete shape and size of copper particle and graphite particle are according to actual production feelings
Condition is set, and the specific embodiment of the invention is not specifically limited.
Specifically, the first protective layer in the specific embodiment of the invention is the ink coating not comprising radiating particle；Or be
Resin bed not comprising radiating particle；Or be the glue-line not comprising radiating particle.First protective layer in the specific embodiment of the invention
Material it is similar with the material of heat dissipating layer, difference is, comprising radiating particle in heat dissipating layer, and is not wrapped in the first protective layer
The particle containing radiating, the Neng Goujin similar with the material of heat dissipating layer that the specific embodiment of the invention selects the material of the first protective layer
The selection cost of material in one step reduction production process.
Due to not including radiating particle in the first protective layer, therefore with the heat dissipating layer comprising radiating particle is directly arranged at
Compared on display panel shady face, the first protective layer can stop radiating particle deposition in heat dissipating layer to display panel, from
And the deposition due to the particle that radiates can be avoided and the stress concentration point that produces on a display panel, and can avoid due to dissipating
Scratch or extruding display panel caused by the deposition of hot particle, therefore the protective layer of the specific embodiment of the invention first and heat dissipating layer are set
Display panel intensity can be lifted while heat dispersion is ensured by putting.
2a, 2b and accompanying drawing 3a, 3b specifically introduce the set location of the first protective layer below in conjunction with the accompanying drawings.
In an embodiment of the present invention, specifically, as shown in Figure 2 a, the first protection in the specific embodiment of the invention
Layer 13 is arranged on heat dissipating layer 12, and is arranged at heat dissipating layer 12 towards the side of display panel 11, the direction of arrow table in Fig. 2 a
Showing subsequently needs to fit the first protective layer 13 with display panel 11.
In the specific embodiment of the invention, if orthographic projection of first protective layer 13 on display panel 11 does not cover heat dissipating layer
12 orthographic projection on display panel 11, design method as shown in Figure 2 a, at this moment with the extension of use time, heat dissipating layer 12
In part radiating particle 120 can deposit on display panel 11, cause radiating the scratch of particle 120 or extrude display panel, shadow
Ring the bulk strength of display panel.
Therefore in actual design, it is preferable that as shown in Figure 2 b, the first protective layer 13 is aobvious in the specific embodiment of the invention
Show orthographic projection of the orthographic projection covering heat dissipating layer 12 on display panel 11 on panel 11, such first protective layer 13 can be played
More preferable protective effect, lifts the intensity of display panel 11.
When it is implemented, before heat dissipating layer 12 is produced on display panel 11, precoating one on heat dissipating layer 12 first
The protective layer 13 of heat dissipating layer 12 and first, is then produced on by the first protective layer 13 of layer entirely through the method for spraying or silk-screen printing
On display panel 11 so that the first protective layer 13 is located between heat dissipating layer 12 and display panel 11, in actual production process, the
One protective layer 13 can be made using modes such as spraying or silk-screen printings, and making first using the method for silk-screen printing protects
During layer 13, one layer can be printed, multilayer can also be printed.
When it is implemented, the thickness of heat dissipating layer 12 is 20 microns (μm) to 30 μm in the specific embodiment of the invention, it is actual raw
During production, if the thickness that heat dissipating layer 12 makes is too thick, the process time is not only increased, can also cause the entirety to be formed to show
The thickness of showing device is larger；And if the thickness of the making of heat dissipating layer 12 is too thin, then easily worn and torn during use, it is impossible to well
Play a part of radiating, therefore the thickness of the preferred heat dissipating layer 12 of the specific embodiment of the invention is 20 μm to 30 μm.
When it is implemented, the thickness of the first protective layer 13 is 8 μm to 20 μm, actual production in the specific embodiment of the invention
Cheng Zhong, if the thickness that the first protective layer 13 makes is too thick, not only increases the process time, can also cause the entirety to be formed to show
The thickness of showing device is larger；And if the thickness of the first protective layer 13 making is too thin, then easily worn and torn during use, it is impossible to very
Good plays a part of protection display panel 11, if the thickness that i.e. the first protective layer 13 makes is too thin, can not hinder well
The radiating particle 120 kept off in heat dissipating layer 12, radiating particle 120 may pass through the first protective layer 13 and deposit to display panel 11
On, therefore the thickness of the specific embodiment of the invention preferably the first protective layer 13 is 8 μm to 20 μm.
The thickness of the first protective layer 13 is only one kind in the specific embodiment of the invention in the above specific embodiment of the invention
In preferably implementation, actual production process, the occurrence of the thickness of the first protective layer 13 needs to protect according to the first of selection
The size of the preparation method of sheath 13, the specific material of the first protective layer 13 and the particle 120 that radiates determines that the present invention has jointly
Body embodiment is not limited the thickness of the first protective layer 13.
In another embodiment of the invention, specifically, as shown in Figure 3 a, first in the specific embodiment of the invention protects
Sheath 13 is arranged on display panel 11, and is arranged at display panel 11 towards the side of heat dissipating layer 12, the arrow side in Fig. 2 b
Subsequently need to fit heat dissipating layer 12 with the first protective layer 13 to expression.
In the specific embodiment of the invention, if orthographic projection of first protective layer 13 on display panel 11 does not cover heat dissipating layer
12 orthographic projection on display panel 11, design method as shown in Figure 3 a, at this moment with the extension of use time, heat dissipating layer 12
In part radiating particle 120 can deposit on display panel 11, cause radiating the scratch of particle 120 or extrude display panel, shadow
Ring the bulk strength of display panel.
Therefore in actual design, it is preferable that as shown in Figure 3 b, the first protective layer 13 is aobvious in the specific embodiment of the invention
Show orthographic projection of the orthographic projection covering heat dissipating layer 12 on display panel 11 on panel 11, such first protective layer 13 can be played
More preferable protective effect, lifts the intensity of display panel 11.
When it is implemented, before heat dissipating layer 12 is produced on display panel 11, passing through first on display panel 11
Spraying or one layer of first protective layer 13 of method pre-production of silk-screen printing, then pass through spraying or silk-screen printing by heat dissipating layer 12
Method be produced on the first protective layer 13 so that the first protective layer 13 be located between heat dissipating layer 12 and display panel 11.This hair
The method that the specific preparation method of the first protective layer 13 and heat dissipating layer 12 is not limited to spraying or silk-screen printing in bright specific embodiment,
Other modes can also be used, such as：Adopt and heat dissipating layer 12 is fitted on the first protective layer 13 in the method for paste.
In actual production process, the occurrence of the thickness of the first protective layer 13 is needed according to choosing in the specific embodiment of the invention
The preparation method of the first protective layer 13 selected, the performance of the first protective layer 13 and the size for the particle 120 that radiates determine jointly, this
Invention specific embodiment is not limited the thickness of the first protective layer 13.
Further, as shown in figure 4, the display device that the specific embodiment of the invention is provided also includes being arranged on heat dissipating layer 12
On, and the second protective layer 41 of the dorsad side of display panel 11 of heat dissipating layer 12 is arranged at, the setting of the second protective layer 41 can be very
It is good avoid after heat dissipating layer 12 is worn in use caused by heat dispersion decline.
Specifically, the second protective layer 41 in the specific embodiment of the invention is foam tape, or is compound adhesive tape, compound adhesive
, can be very easily by second in the compound adhesive tape that band can such as constitute for graphite glue band and foam tape, actual production process
Protective layer 41 is directly fitted on heat dissipating layer 12.
In summary, the specific embodiment of the invention provides a kind of display device, including：Display panel；Heat dissipating layer；First protects
Sheath；Wherein, heat dissipating layer is arranged on the shady face of display panel, and heat dissipating layer includes the particle that radiates；First protective layer is arranged at
Between display panel and heat dissipating layer.Because the display device in the specific embodiment of the invention includes heat dissipating layer, heat dissipating layer is arranged on
The shady face of display panel, heat dissipating layer includes the particle that radiates, and the setting of radiating particle can improve the radiating of display panel；And
During long-term use, radiating particle easily produces deposition, and the specific embodiment of the invention is between display panel and heat dissipating layer
The first protective layer is provided with, the particle that now radiates can be deposited on the first protective layer without depositing on display panel, so that
The setting of first protective layer can prevent radiating particle deposition to display panel, and the setting of the first protective layer can reach barrier
Protrusion, protects display panel, lifts the purpose of display panel intensity.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (11)
1. a kind of display device, it is characterised in that including：
Display panel；
Heat dissipating layer；
First protective layer；Wherein,
The heat dissipating layer is arranged on the shady face of the display panel, and the heat dissipating layer includes the particle that radiates；
First protective layer is arranged between the display panel and the heat dissipating layer.
2. display device according to claim 1, it is characterised in that first protective layer is arranged on the heat dissipating layer
On, and the heat dissipating layer is arranged at towards the side of the display panel；Or, first protective layer is arranged on the display surface
On plate, and the display panel is arranged at towards the side of the heat dissipating layer.
3. display device according to claim 1, it is characterised in that first protective layer is not comprising radiating particle
Ink coating；Or be the resin bed not comprising radiating particle；Or be the glue-line not comprising radiating particle.
4. display device according to claim 1, it is characterised in that the display panel is ORGANIC ELECTROLUMINESCENCE DISPLAYS face
Plate.
5. display device according to claim 1, it is characterised in that the heat dissipating layer is that the ink comprising radiating particle is applied
Layer；Or to include the resin bed of radiating particle；Or to include the glue-line of radiating particle.
6. display device according to claim 5, it is characterised in that the radiating particle is copper particle or graphite particle.
7. display device according to claim 1, it is characterised in that first protective layer is on said display panel
Orthographic projection covers the orthographic projection of the heat dissipating layer on said display panel.
8. display device according to claim 1, it is characterised in that the thickness of the heat dissipating layer is 20 microns micro- to 30
Rice.
9. display device according to claim 1, it is characterised in that the thickness of first protective layer is 8 microns to 20
Micron.
10. display device according to claim 1, it is characterised in that also including being arranged on the heat dissipating layer, and set
The second protective layer in the heat dissipating layer dorsad display panel side.
11. display device according to claim 10, it is characterised in that second protective layer is foam tape, or is
Compound adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710167065.9A CN106992262A (en) | 2017-03-20 | 2017-03-20 | A kind of display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710167065.9A CN106992262A (en) | 2017-03-20 | 2017-03-20 | A kind of display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106992262A true CN106992262A (en) | 2017-07-28 |
Family
ID=59412147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710167065.9A Pending CN106992262A (en) | 2017-03-20 | 2017-03-20 | A kind of display device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023151154A1 (en) * | 2022-02-08 | 2023-08-17 | 武汉华星光电半导体显示技术有限公司 | Display panel and display apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169964A (en) * | 2010-01-20 | 2011-08-31 | 株式会社半导体能源研究所 | Light-emitting device, flexible light-emitting device, electronic device, lighting apparatus, and method of manufacturing light-emitting device and flexible-light emitting device |
| WO2013027262A1 (en) * | 2011-08-23 | 2013-02-28 | パイオニア株式会社 | Organic light emitting panel and method for producing same |
| CN106450029A (en) * | 2016-10-25 | 2017-02-22 | 武汉华星光电技术有限公司 | OLED (organic light emitting diode) displaying device and manufacturing method thereof |
-
2017
- 2017-03-20 CN CN201710167065.9A patent/CN106992262A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169964A (en) * | 2010-01-20 | 2011-08-31 | 株式会社半导体能源研究所 | Light-emitting device, flexible light-emitting device, electronic device, lighting apparatus, and method of manufacturing light-emitting device and flexible-light emitting device |
| WO2013027262A1 (en) * | 2011-08-23 | 2013-02-28 | パイオニア株式会社 | Organic light emitting panel and method for producing same |
| CN106450029A (en) * | 2016-10-25 | 2017-02-22 | 武汉华星光电技术有限公司 | OLED (organic light emitting diode) displaying device and manufacturing method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023151154A1 (en) * | 2022-02-08 | 2023-08-17 | 武汉华星光电半导体显示技术有限公司 | Display panel and display apparatus |
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