CN110113921A - Screen sounding device - Google Patents
Screen sounding device Download PDFInfo
- Publication number
- CN110113921A CN110113921A CN201910421191.1A CN201910421191A CN110113921A CN 110113921 A CN110113921 A CN 110113921A CN 201910421191 A CN201910421191 A CN 201910421191A CN 110113921 A CN110113921 A CN 110113921A
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- China
- Prior art keywords
- display panel
- component
- sounding
- layer
- heat affecting
- Prior art date
- 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
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
This application provides a kind of screen sounding devices, are related to field of display technology.The screen sounding device includes display panel, and the reduction heat affecting component of the non-display luminous side of display panel is arranged in, and the reduction sounding component of the heat affecting component far from the display panel side is arranged in.Wherein, the reduction heat affecting component, which is configured to reduce the sounding component, drives influence of the heat generated when the display panel vibration sounding to the display panel.In embodiments herein, it is arranged between display panel and sounding component by the way that heat affecting component will be reduced, to reduce the heat being transferred on display panel, and then alleviates influence of the heat to display panel, avoid the generation that display is abnormal caused by heat affecting.
Description
Technical field
This application involves field of display technology more particularly to a kind of screen sounding devices.
Background technique
Screen sounding refers to using screen as vibrating body, drives screen vibration to generate sound wave by sounding component.But
For sounding component during driving screen vibration, screen will appear the abnormal phenomenon of display.
Therefore, the generation for how avoiding display abnormal becomes urgent problem to be solved.
Summary of the invention
In view of this, the embodiment of the present application is dedicated to providing a kind of screen sounding device, to solve screen in the prior art
It will appear the abnormal problem of display.
On the one hand the application provides a kind of screen sounding device, comprising: display panel；It is arranged non-display in display panel
The reduction heat affecting component of luminous side；And the reduction hair of the heat affecting component far from the display panel side is set
Sound component；Wherein, the reduction heat affecting component is configured to reduce the sounding component driving display panel vibration sounding
When the influence to the display panel of the heat that generates.
In one embodiment of the application, the reduction heat affecting component includes graphene layer, wherein the graphene
The orthographic projection of layer on said display panel covers the orthographic projection of the sounding component on said display panel.
In one embodiment of the application, the graphene layer has viscosity, the sounding component and the display surface
Plate is bonded by the graphene layer.
In one embodiment of the application, the reduction heat affecting component further comprises covering the sounding component
Graphene outer cover, wherein the graphene outer cover is fixed on the graphene layer.
In one embodiment of the application, the reduction heat affecting component includes the first adhesive layer resistant to high temperature.
In one embodiment of the application, the reduction heat affecting component further comprises sheet-metal layers, wherein described
Sheet-metal layers and the sounding component are bonded by first adhesive layer, and the sheet-metal layers are on said display panel just
Projection covers the orthographic projection of the sounding component on said display panel.
In one embodiment of the application, the reduction heat affecting component further comprises the second adhesive layer, wherein institute
Sheet-metal layers and the display panel is stated to be bonded by second adhesive layer.
In one embodiment of the application, the sheet-metal layers include steel plate layer.
In one embodiment of the application, the reduction heat affecting component includes thermal insulation layer.
In one embodiment of the application, the thermal insulation layer includes polyimides.
In embodiments herein, it is arranged between display panel and sounding component by the way that heat affecting component will be reduced,
To reduce the heat being transferred on display panel, and then alleviate influence of the heat to display panel, avoids caused by heat affecting
Show abnormal generation.
Detailed description of the invention
Fig. 1 is the schematic diagram according to the screen sounding device of the application one embodiment.
Fig. 2 is the schematic diagram according to the screen sounding device of the application another embodiment.
Fig. 3 is the schematic diagram according to the screen sounding device of the application further embodiment.
Fig. 4 is the schematic diagram according to the screen sounding device of the application another embodiment.
Fig. 5 is the schematic diagram according to the screen sounding device of the application another embodiment.
Fig. 6 is the schematic diagram according to the screen sounding device of the application another embodiment.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that the described embodiments are only a part but not all of the embodiments of the present application.Based on this
Embodiment in application, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall in the protection scope of this application.
In the conceived case, the same or similar part will use identical appended drawing reference in attached drawing.
As described in background, for sounding component during driving screen vibration, screen will appear the abnormal phenomenon of display.
Inventor it has been investigated that, sounding component drive screen vibration when, heat can be generated, however heat will affect in display panel
The performance of luminescent device is shown, so as to cause the generation that display is abnormal.
To solve the above-mentioned problems, inventors realized that, if influence of the heat to display panel can be reduced, will effectively change
The abnormal problem of kind display.
Fig. 1 is the schematic diagram according to the screen sounding device of the application one embodiment.
Based on this, embodiments herein provides a kind of screen sounding device.As shown in Figure 1, the screen sounding device
It may include display panel 1, the reduction heat affecting component 2 of the non-display luminous side of display panel 1 be set, and setting exists
Reduce sounding component 3 of the heat affecting component 2 far from 1 side of display panel.Heat affecting component 2 is reduced to be configured to reduce sounding component
Influence of the heat generated when 3 driving 1 vibration sounding of display panel to display panel 1.
Specifically, the non-display luminous side of display panel 1 can refer to and side phase where the display area of display panel 1
Pair the other side.The non-display luminous side that display panel 1 is arranged in sounding component 3 can be to avoid sounding component 3 to viewing area
The influence in domain.It reduces heat affecting component 2 to be arranged between display panel 1 and sounding component 3, it is possible to reduce be transferred to display panel
Heat on 1 avoids the generation that display is abnormal caused by heat affecting to alleviate influence of the heat to display panel 1.At this
In, heat generates when driving 1 vibration sounding of display panel by sounding component 3.
In embodiments herein, by will reduce the setting of heat affecting component 2 display panel 1 and sounding component 3 it
Between, to reduce the heat being transferred on display panel 1, and then alleviate influence of the heat to display panel 1, heat affecting is avoided to lead
The abnormal generation of the display of cause.
Fig. 2 is the schematic diagram according to the screen sounding device of the application another embodiment.
In one embodiment of the application, as shown in Fig. 2, reducing heat affecting component 2 may include graphene layer 21, and
Graphene layer 21 can cover orthographic projection of the sounding component 3 on display panel 1 in the orthographic projection on display panel 1.Namely
It says, graphene layer 21 is provided between display panel 1 and sounding component 3, orthographic projection of the sounding component 3 on display panel 1 can
To fall in graphene layer 21 in the orthographic projection on display panel 1, i.e. the face of orthographic projection of the sounding component 3 on display panel 1
Product is less than the area of orthographic projection of the graphene layer 21 on display panel 1.
Specifically, since graphene layer 21 is arranged between display panel 1 and sounding component 3, sounding component 3 is generated
Heat can be transferred to entire graphene layer 21.The orthographic projection due to graphene layer 21 on display panel 1 covers sounding again
Orthographic projection of the component 3 on display panel 1, therefore graphene layer 21 can use heat of the high thermal conductivity by transmitting of its own
It measures evenly dispersed, that is to say, that large area dispersion to avoid the concentration of heat, and then avoids causing since heat is concentrated
Localized hyperthermia, substantially reduce the heat affecting to display panel 1.
In embodiments herein, graphene layer 21 can be tool it is sticking, be also possible to without viscosity.This
Whether the embodiment of application is not specifically limited with viscosity graphene layer 21.
Specifically, when graphene layer 21 does not have viscosity, reducing heat affecting component 2 may further include adhesive layer.
Herein, the number of plies of adhesive layer can not only be one layer.For example, graphene layer 21 and display panel 1 can be bonded by one layer
Layer bonding, graphene layer 21 and sounding component 3 can be bonded by another layer of adhesive layer.
Further, in order to meet the lightening design requirement of screen sounding device, in one embodiment of the application,
Graphene layer 21 can have viscosity, and sounding component 3 and display panel 1 can be bonded by graphene layer 21.Specifically
Ground, graphene can add in adhesive layer, to form the sticking graphene layer 21 of tool.
In addition, graphene layer 21 also has good acoustic effect, to avoid reducing heat affecting component 2 to sounding component
The influence of 3 driving effect.
Fig. 3 is the schematic diagram according to the screen sounding device of the application further embodiment.
In one embodiment of the application, hair is covered as shown in figure 3, reducing heat affecting component 2 and may further include
The graphene outer cover 4 of sound component 3, and graphene outer cover 4 is fixed on graphene layer 21.Herein, when graphene layer 21
When without viscosity, graphene outer cover 4 can be bonded on graphene layer 21 by graphene adhesive.
Specifically, sounding component 3 can be surrounded by above-mentioned graphene layer 21 and graphene outer cover 4 completely.Herein, due to
Graphene has good heating conduction, and therefore, the heat for being transferred to graphene layer 21 from sounding component 3 can be preferentially transferred to
On graphene outer cover 4, rather than on display panel 1, to substantially reduce the heat affecting that display panel 1 is born.
In addition, the setting of graphene outer cover 4 may also speed up the dispersion of heat in 3 surrounding air of sounding component.
It should be appreciated that graphene outer cover 4 can be and be in contact with sounding component 3, i.e., graphene outer cover 4 is coated on sounding
On component 3, be also possible to it is discontiguous, i.e., between graphene outer cover 4 and sounding component 3 exist interval.Both modes are equal
Can play the role of disperse heat, embodiments herein for the positional relationship between graphene outer cover 4 and sounding component 3 not
It is specifically limited.
Fig. 4 is the schematic diagram according to the screen sounding device of the application another embodiment.
In one embodiment of the application, as shown in figure 4, reducing heat affecting component 2 may include resistant to high temperature first
Adhesive layer 22.Herein, the substrate of the first adhesive layer 22 may include polyethylene terephthalate (PET), polyimides
(PI) etc., the adhesive of the first adhesive layer 22 may include silica gel series, Polyurethane etc..It should be appreciated that the application's
In embodiment, adhesive layer resistant to high temperature can use such material to will not be described in great detail in order to avoid repeating.
Specifically, when the heat that sounding component 3 generates is acted on to common adhesive layer, the viscosity of the adhesive layer will drop
It is low, so that being fixedly connected between sounding component 3 and display panel 1 becomes insecure.In order to ensure gluing under the influence of heat
The viscosity of layer is connect, material resistant to high temperature can be used by reducing the film layer in heat affecting component 2 for bonding.Especially directly with hair
The adhesive layer that sound component 3 is bonded.For ease of description, resistant to high temperature the is properly termed as using the adhesive layer of heat-resisting material here
One adhesive layer 22.
Further, graphene can be added in first adhesive layer 22 resistant to high temperature, so that this is resistant to high temperature
First adhesive layer 22 can be the sticking graphene layer 21 of above-mentioned tool.At the same time, which also has high temperature resistant
Characteristic.
Fig. 5 is the schematic diagram according to the screen sounding device of the application another embodiment.
In one embodiment of the application, as shown in figure 5, reducing heat affecting component 2 may further include metal plate
Layer 23, wherein sheet-metal layers 23 and sounding component 3 can be bonded by above-mentioned first adhesive layer 22, and sheet-metal layers 23 are being shown
Orthographic projection of the orthographic projection covering sounding component 3 on display panel 1 on panel 1.
Specifically, sheet-metal layers 23 can be set between sounding component 3 and display panel 1, and sounding component 3 is being shown
Orthographic projection on panel 1 can fall in sheet-metal layers 23 in the orthographic projection on display panel 1, that is to say, that sounding component 3 exists
The area of orthographic projection on display panel 1 can be less than the area of orthographic projection of the sheet-metal layers 23 on display panel 1, to make
The vibration of the generation of sounding component 3 can be dispersed by obtaining sheet-metal layers 23, that is to say, that under the action of sheet-metal layers 23, display surface
Plate 1 can uniformly vibrate, and then avoid display panel 1 abnormal due to the display that local deformation is larger and generates.
Further, since sheet-metal layers 23 also have good heating conduction, therefore, by sounding component 3 on display panel 1
Orthographic projection be set as falling in sheet-metal layers 23 in the orthographic projection on display panel 1, can also disperse sounding component 3 generation heat
Amount, that is to say, that the heat for generating sounding component 3 is evenly dispersed on sheet-metal layers 23, so that the concentration of heat is avoided, into
And reduce the influence for concentrating the high temperature of heat to the display effect of display panel 1.
For example, sheet-metal layers 23 may include steel plate layer in one embodiment of the application.Since steel plate price is low
It is honest and clean, and there is certain rigidity, therefore when applying in screen sounding device, cost can not only be avoided to increase considerably, and
And it can also vibration that effectively evenly dispersed sounding component 3 generates.
In addition, steel plate layer also has good leading note effect, to not influence the sounding effect of sounding component 3.
Herein, since sheet-metal layers 23 do not have viscosity, it is provided between sheet-metal layers 23 and sounding component 3
Adhesive layer, and the adhesive layer can be the first adhesive layer 22 resistant to high temperature, thus avoid due to sounding component 3 generate heat and
Adhesive failure between caused sheet-metal layers 23 and sounding component 3.
In one embodiment of the application, glued as shown in figure 5, reducing heat affecting component 2 and may further include second
Connect layer 24, wherein sheet-metal layers 23 and display panel 1 are bonded by the second adhesive layer 24.
Specifically, it can be bonded by the second adhesive layer 24 between sheet-metal layers 23 and display panel 1.Herein, second
Adhesive layer 24 can also use material resistant to high temperature according to design requirement, to reduce the heat affecting to display panel 1.Namely
It says, the second adhesive layer 24 can be above-mentioned first adhesive layer 22 resistant to high temperature.
Certainly, when the heat partition of sheet-metal layers 23 acts on so that can be by general between sheet-metal layers 23 and display panel 1
When logical adhesives is bonded, the second adhesive layer 24 can also use common adhesives, to reduce screen sounding device
Cost.Embodiments herein is not specifically limited the material of the second adhesive layer 24.
Fig. 6 is the schematic diagram according to the screen sounding device of the application another embodiment.
In one embodiment of the application, as shown in fig. 6, reducing heat affecting component 2 may include thermal insulation layer 25.
Herein, the heat that thermal insulation layer 25 can stop sounding component 3 to generate is transmitted to display panel 1, to avoid shaking
The raw heat of movable property influences display panel 1.For example, the thermal insulation layer 25 may include polyamides in one embodiment of the application
Imines (PI).
Specifically, thermal insulation layer 25 can have viscosity, can also not have viscosity, embodiments herein is for thermal insulation layer
25 whether toughness is not specifically limited.
When thermal insulation layer 25 has viscosity, the sticking material of the tool can use heat-resisting material, so that it is guaranteed that sounding
Strong bond between component 3 and thermal insulation layer 25, influence of the heat for avoiding vibration from generating to adhesives viscosity.
When thermal insulation layer 25 does not have viscosity, can be set between thermal insulation layer 25 and sounding component 3 above-mentioned resistant to high temperature
First adhesive layer 22.Above-mentioned second adhesive layer 24 can be set between thermal insulation layer 25 and display panel 1.First adhesive layer, 22 He
The characteristic of second adhesive layer 24 can refer to above embodiment, and in order to avoid repeating, which is not described herein again.
Should be appreciated that in the first adhesive layer 22 between thermal insulation layer 25 and sounding component 3 can also be added with graphene.
The foregoing is merely the preferred embodiments of the application, not to limit the application, all essences in the application
Within mind and principle, made any modification, equivalent replacement etc. be should be included within the scope of protection of this application.
Claims (10)
1. a kind of screen sounding device characterized by comprising
Display panel；
The reduction heat affecting component of the non-display luminous side of display panel is set；And
The reduction sounding component of the heat affecting component far from the display panel side is set；
Wherein, the reduction heat affecting component is configured to reduce production when the sounding component drives the display panel vibration sounding
Influence of the raw heat to the display panel.
2. screen sounding device according to claim 1, which is characterized in that the reduction heat affecting component includes graphene
Layer, wherein the orthographic projection of the graphene layer on said display panel covers the sounding component on said display panel
Orthographic projection.
3. screen sounding device according to claim 2, which is characterized in that the reduction heat affecting component further comprises
Cover the graphene outer cover of the sounding component, wherein the graphene outer cover is fixed on the graphene layer.
4. screen sounding device according to claim 2 or 3, which is characterized in that the graphene layer has viscosity, described
Sounding component and the display panel are bonded by the graphene layer.
5. screen sounding device according to claim 1, which is characterized in that the reduction heat affecting component includes high temperature resistant
The first adhesive layer.
6. screen sounding device according to claim 5, which is characterized in that the reduction heat affecting component further comprises
Sheet-metal layers, wherein the sheet-metal layers and the sounding component are bonded by first adhesive layer, and the sheet-metal layers exist
Orthographic projection on the display panel covers the orthographic projection of the sounding component on said display panel.
7. screen sounding device according to claim 6, which is characterized in that the reduction heat affecting component further comprises
Second adhesive layer, wherein the sheet-metal layers and the display panel are bonded by second adhesive layer.
8. screen sounding device according to claim 6 or 7, which is characterized in that the sheet-metal layers include steel plate layer.
9. screen sounding device according to claim 1, which is characterized in that the reduction heat affecting component includes heat-insulated
Layer.
10. screen sounding device according to claim 9, which is characterized in that the thermal insulation layer includes polyimides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910421191.1A CN110113921A (en) | 2019-05-20 | 2019-05-20 | Screen sounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910421191.1A CN110113921A (en) | 2019-05-20 | 2019-05-20 | Screen sounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110113921A true CN110113921A (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910421191.1A Pending CN110113921A (en) | 2019-05-20 | 2019-05-20 | Screen sounding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112839289A (en) * | 2021-01-14 | 2021-05-25 | 武汉华星光电半导体显示技术有限公司 | Sound display structure under screen and electronic device |
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| KR20050111893A (en) * | 2004-05-24 | 2005-11-29 | 삼성에스디아이 주식회사 | Plasma display device |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20190809 Assignee: Bazhou Yungu Electronic Technology Co., Ltd.|Kunshan Institute of technology new flat panel display technology center Co., Ltd.|Kunshan Guoxian photoelectric Co., Ltd Assignor: The valley (Guan) Technology Co. Ltd. Contract record no.: X2019990000155 Denomination of invention: Sound-producing device of display screen and smart terminal License type: Common License Record date: 20191030 |
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Application publication date: 20190809 |
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