CN108012010A - Cover board, display module and mobile terminal - Google Patents
Cover board, display module and mobile terminal Download PDFInfo
- Publication number
- CN108012010A CN108012010A CN201711114240.4A CN201711114240A CN108012010A CN 108012010 A CN108012010 A CN 108012010A CN 201711114240 A CN201711114240 A CN 201711114240A CN 108012010 A CN108012010 A CN 108012010A
- Authority
- CN
- China
- Prior art keywords
- cover board
- sheet material
- flexible sheet
- display module
- rigid sheet
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
- H04M1/185—Improving the rigidity of the casing or resistance to shocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
Abstract
The invention discloses a kind of cover board, display module and mobile terminal.Cover board includes flexible sheet material, and flexible sheet material includes opposite first surface and second surface, and the second face forms fluted；With the rigid sheet being contained in groove, rigid sheet is fixedly connected with flexible sheet material.In the cover board of embodiment of the present invention, display module and mobile terminal, flexible sheet material can absorb the impact that partial cover plate is subject to, so as to improve the service life of cover board.In addition, rigid sheet can increase the rigidity of cover board so that cover board meets there is rigid demand.
Description
Technical field
The present invention relates to field of mobile terminals, more particularly to a kind of cover board, display module and mobile terminal.
Background technology
In correlation technique, covered with cover board on the display screen of the mobile terminal such as mobile phone, still, when mobile terminal falls, cover
Plate is easily impacted and damaged.
The content of the invention
The present invention provides a kind of cover board, display module and mobile terminal.
The cover board of embodiment of the present invention includes flexible sheet material, and the flexible sheet material includes opposite first surface and second
Surface, second face form fluted；With the rigid sheet being contained in the groove, the rigid sheet and the flexibility
Sheet material is fixedly connected.
In some embodiments, the surface of the groove is raised formed with multiple first；With
The rigid sheet includes the joint face opposite with the surface, and the joint face is raised formed with multiple second,
The surface is adhesively fixed with the joint face by viscose, and the viscose is bonded the described first raised and described second protrusion.
In some embodiments, the section of first protrusion is triangular in shape or square；And/or
The section of second protrusion is triangular in shape or square.
In some embodiments, the material of the flexible sheet material includes polymethyl methacrylate or poly terephthalic acid
Glycol ester or makrolon；The material of the rigid sheet is glass.
In some embodiments, the thickness of the flexible sheet material is 0.6mm-1.2mm；And/or
The thickness of the rigid sheet is 0.5mm-1.2mm.
In some embodiments, the light transmittance of the flexible sheet material is greater than or equal to 90%；And/or
The light transmittance of the rigid sheet is greater than or equal to 90%.
In some embodiments, the first surface is formed with hardened layer.
In some embodiments, the thickness of the hardened layer is 50 μm -150 μm.
Cover board of the display module of embodiment of the present invention described in including display screen and any of the above embodiment, the lid
Plate covers the display screen.
The mobile terminal of embodiment of the present invention includes the display module of housing and embodiment of above, and display module is set
On housing.
In the cover board of embodiment of the present invention, display module and mobile terminal, flexible sheet material can absorb partial cover plate by
The impact arrived, so as to improve the service life of cover board.In addition, rigid sheet can increase the rigidity of cover board so that cover board meets tool
There is rigid demand.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention is from combining in description of the accompanying drawings below to embodiment by change
Obtain substantially and be readily appreciated that, wherein：
Fig. 1 is the structure diagram of the cover board of embodiment of the present invention；
Fig. 2 is the structure diagram of the display module of embodiment of the present invention；
Fig. 3 is the floor map of the mobile terminal of embodiment of the present invention.
Main element symbol description：
Cover board 100, flexible sheet material 10, first surface 11, second surface 12, groove 121, surface 122, the first protrusion 13,
Hardened layer 14, rigid sheet 20, joint face 21, the second protrusion 23, viscose 30；
Display module 200, display screen 210, mobile terminal 300, housing 310.
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the device or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, and it is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.
Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes one or more feature.
In description of the invention, " multiple " are meant that two or more, unless otherwise specifically defined.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection or can mutually communicate；It can be directly connected, can also be by between intermediary
Connect connected, can be the interaction relationship of connection inside two elements or two elements.For the ordinary skill of this area
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter the component and setting of specific examples are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, between itself not indicating discussed various embodiments and/or setting
Relation.In addition, the present invention provides various specific techniques and material examples, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
Referring to Fig. 1, the cover board 100 of embodiment of the present invention includes flexible sheet material 10 and rigid sheet 20.Flexible sheet material
10 include opposite first surface 11 and second surface 12, and second surface 12 forms fluted 121, and rigid sheet 20 is contained in recessed
In groove 121, rigid sheet 20 is fixedly connected with flexible sheet material 10.
Referring to Fig. 2, above-mentioned cover board 100 can be applied in display module 200, specifically, display module 200 includes aobvious
Display screen 210 and cover board 100, cover board 100 cover display screen 210.For example, cover board 100 can be bonded with display screen 210 by viscose glue
It is fixed.Rigid sheet 20 is used for towards display screen 210.
Referring to Fig. 3, above-mentioned display module 200 can be applied in mobile terminal 300.Mobile terminal 300 is included but not
It is limited to the mobile terminals such as mobile phone, tablet computer, TV 300.The mobile terminal 300 of the present invention is made to retouch in detail using mobile phone as example
State, but should not be construed as limiting the invention.Mobile terminal 300 includes housing 310 and display module 200, display module 200
Set on the housing 310.
In the cover board 100 of embodiment of the present invention, display module 200 and mobile terminal 300, flexible sheet material 10 can absorb
The impact that cover board 100 is subject to, so as to improve the service life of cover board 100.In addition, rigid sheet 20 can increase the firm of cover board 100
Degree so that cover board 100 meets there is rigid demand.
Specifically, flexible sheet material 10 has flexibility, that is to say, that flexible sheet material 10 can produce elastic deformation, for example, soft
Property sheet material 10 can be after bending, or even doubling without damaging.Groove 121 is located at the centre position of flexible sheet material 10.So as to
So that rigid sheet 20 is located at the centre position of cover board 100.When cover board 100 falls, flexible sheet material 10 first lands, flexible sheet material
10 can absorb most of impact force so that the impact force that rigid sheet 20 is subject to is smaller, is hardly damaged.
The shape and size of groove 121 shape and dimensional fits with rigid sheet 20 respectively, for example, the shape of groove 121
The shape of shape and rigid sheet 20 is in cuboid, and the size of rigid sheet 20 is less than the size of groove 121, so that just
Property sheet material 20 can be placed in groove 121.
Display screen 210 can be flexible display screen, for example, display screen 210 is OLED (Organic Light-Emitting
Diode, Organic Light Emitting Diode) display screen.OLED display screen possess self-luminous, be not required to backlight, contrast are high, thickness is thin,
The excellent characteristics such as visual angle is wide, reaction speed is fast, construction and processing procedure are simpler, therefore, flexible display screen can further lower
The thickness of display module 200, meets the needs of market.OLED display screen includes substrate layer, luminescent layer and encapsulated layer.Luminescent layer is set
Put on substrate layer, encapsulated layer covering luminescent layer, to avoid luminescent layer and air contact.Luminescent layer can produce light so that
OLED display screen shows information.Certainly, display screen 210 can also be liquid crystal display.
The shape and size of cover board 100 shape and dimensional fits with display screen 210 respectively, for example, cover board 100 and display
Screen 210 is round rectangle, the width and length of cover board 100 width and equal length with display screen 210 respectively.
In some embodiments, the surface 122 of the groove 121 is formed with multiple first protrusions 13.Rigid sheet 20
Including the joint face 21 opposite with the surface 122, joint face 21 is formed with multiple second protrusions 23, surface 122 and joint face
21 are fixed by viscose 30, first protrusion 13 of the bonding of viscose 30 and the second protrusion 23.
In this way, the first protrusion 13 and the second protrusion 23 can increase the joint face 21 of flexible sheet material 10 and rigid sheet 20
Product so that flexible sheet material 10 is be bonded with rigid sheet 20 firmly.
Viscose 30 is for example bonded by optical cement OCA (Optically Clear Adhesive), and optical cement has high saturating
The characteristics of photosensitiveness, high adhesion, high durable, water resistance, high temperature resistant, uvioresistant so that the translucency of cover board 100 is more preferably.
In present embodiment, the surface 122 of groove 121 is the bottom surface of groove 121.Certainly, in embodiments thereof, groove
Surface also refer to the surfaces such as the side of groove.
In some embodiments, the section of the first protrusion 13 is triangular in shape or square；And/or second protrusion 23 section
It is triangular in shape or square.
In other words, it is at least one triangular in shape or square in the section of the first protrusion 13 and the section of the second protrusion 23.
So so that the first protrusion 13 and the second protrusion 23 are easily formed.
As Fig. 1 example in, it is multiple first protrusion 13 and multiple second protrusions 23 be square.Certainly, implement at other
In mode, when the multiple first protrusions 13 and multiple second protrusions 23 can be triangular in shape.At this time, multiple first protrusions 13 or more
A second protrusion 23 can form zigzag fashion.
In some embodiments, the material of flexible sheet material 10 includes polymethyl methacrylate (Polymethyl
Methacrylate, PMMA)) or polyethylene terephthalate (Polyethylene Terephthalate, PET) or poly-
Carbonic ester (Polycarbonate, PC)；The material of rigid sheet 20 is glass.
So so that the flexibility of flexible sheet material 10 is preferable, the light transmittance of rigid sheet 20 is preferable.Specifically, the density of PMMA
Relatively low, the advantages that mechanical strength is higher and non-breakable, the density of PMMA is about in 1150-1190kg/m3, in same size
In material, the weight of PMMA only has the half of simple glass, and the 43% of metallic aluminium (belonging to light metal).The intensity of PMMA compares
Height, stretch-proof and shock proof ability ratio simple glass are 7~18 times high.Tensile strength is 60~70MPa, compressive resistance 120
~140MPa.
PET has the following advantages：
1) there is good mechanical property, impact strength is 3~5 times of other films (such as PC), and folding resistance is good.
2) oil resistant, resistance to fatty, resistance to olefin(e) acid, diluted alkaline, resistance to most of solvents.
3) there is excellent high- and low-temperature resistance performance, can the long-time service in 120 DEG C of temperature ranges, short-period used is resistant to 150
DEG C high temperature, is resistant to -70 DEG C of low temperature, and influences very little to its mechanical performance during high and low temperature.
4) gas and vapor permeability are low, existing excellent resistance gas and water, oil and peculiar smell performance.
5) transparency is high, can stop ultraviolet, glossiness is good.
PC has the following advantages：
1) have high intensity and coefficient of elasticity, high impact, use temperature range are wide；
2) heigh clarity and free dyeability；
3) shaping shrinkage rate is low, dimensional stability is good；
4) fatigue durability is poor.
Therefore, flexible sheet material 10 made of PMMA or PET or PC is used so that cover board 100 has preferable performance.
In some embodiments, the thickness T1 of flexible sheet material 10 is 0.6mm-1.2mm；And/or
The thickness T2 of rigid sheet 20 is 0.5mm-1.2mm.
For example, the thickness T1 of flexible sheet material 10 is 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1mm, 1.2mm equidimension.Rigidity
The thickness T2 of sheet material 20 is, for example, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1mm, 1.2mm.
When the thickness T1 of flexible sheet material 10 is less than 0.6mm, flexible sheet material 10, which is difficult to be formed, houses the recessed of rigid sheet 20
Groove 121, when 10 thickness of flexible sheet material is more than 1.2mm so that the integral thickness of cover board 100 is larger.In addition, work as rigid sheet 20
Thickness T2 when being less than 0.5mm, the drop resistant and shock resistance of rigid sheet 20 are poor, are easily broken, when 20 thickness of rigid sheet
During more than 1.2mm so that the integral thickness of cover board 100 is larger, is unsatisfactory for the related needs in market.
It is pointed out that the thickness T1 of flexible sheet material 10 refers to the full-size of the thickness direction of flexible sheet material 10.
In some embodiments, the light transmittance of flexible sheet material 10 is greater than or equal to 90%；And/or
The light transmittance of rigid sheet 20 is greater than or equal to 90%.
In other words, at least one light transmittance in flexible sheet material 10 and rigid sheet 20 is greater than or equal to 90%, example
Such as, the light transmittance of flexible sheet material 10 or the light transmittance of rigid sheet 20 are 90%, 91%, 92%, 93%, 94% etc..In this way, this
Sample make it that the light transmittance of cover board 100 is preferable, and the light that display screen 210 is sent can be emitted to lid in large quantities after cover board 100
Outside plate 100, so that the content that user is shown with display screen 210 is clearly checked.
In some embodiments, first surface 11 is formed with hardened layer 14.In this way, hardened layer 14 can improve cover board
100 scratch resistance performance.It is pointed out that first surface 11 is opposite with display screen 210, towards the outside of cover board 100.Work as display
When module 200 is the display module 200 with touch controllable function, user can carry out gesture operation on hardened layer 14, with control
The content that display screen 210 is shown.For example, when user is carrying out clicking operation on hardened layer 14, display screen 210 can be regarded
Frequency plays or pause.
Hardened layer 14 can be by the way that rigid sheet 20 be immersed in solidify liquid so that is cured in the attachment of rigid sheet 20
Liquid, forms after solidify liquid drying.It is of course also possible to by the spray solidification liquid in rigid sheet 20 so as to form hardened layer
14。
Further, the thickness of hardened layer 14 is 50 μm -150 μm.For example, the thickness of hardened layer 14 for 50 μm, 60 μm, 70
μm, 100 μm, 120 μm or 150 μm of equidimensions.When the thickness of hardened layer 14 is less than 50 μm, the hardness deficiency of hardened layer 14, when hard
The thickness for changing layer 14 is more than 150 μm, then can influence the integral thickness of cover board 100.Therefore, when the thickness of hardened layer 14 is in above model
When enclosing, hardened layer 14 can make the hardness of cover board 100 be strengthened, it is also possible that 100 thickness of cover board meets thickness requirements.
It is preferred that the hardness of hardened layer 14 is greater than or equal to 5H.For example, the hardness of hardened layer 14 for 5H, 5.1H, 5.2H,
The hardness such as 5.5H, 6H, 7H, 8H.In order to enable user has a preferable feel, during the thickness of the marginal portion of cover board 100 is less than
Between part thickness, and the marginal portion fillet processing of cover board 100.
In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means with reference to the embodiment or example description
Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the present invention.In this specification
In, schematic expression of the above terms is not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
While embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case of not departing from the principle of the present invention and objective, replace and become
Type, the scope of the present invention are limited by claim and its equivalent.
Claims (10)
- A kind of 1. cover board, it is characterised in that including：Flexible sheet material, the flexible sheet material include opposite first surface and second surface, and second face forms fluted；WithThe rigid sheet being contained in the groove, the rigid sheet are fixedly connected with the flexible sheet material.
- 2. cover board as claimed in claim 1, it is characterised in that the surface of the groove is raised formed with multiple first；WithThe rigid sheet includes the joint face opposite with the surface, and the joint face is raised formed with multiple second, described Surface is adhesively fixed with the joint face by viscose, and the viscose is bonded the described first raised and described second protrusion.
- 3. cover board as claimed in claim 2, it is characterised in that the section of first protrusion is triangular in shape or square；And/orThe section of second protrusion is triangular in shape or square.
- 4. cover board as claimed in claim 1, it is characterised in that the material of the flexible sheet material includes polymethyl methacrylate Or polyethylene terephthalate or makrolon；The material of the rigid sheet is glass.
- 5. cover board as claimed in claim 1, it is characterised in that the thickness of the flexible sheet material is 0.6mm-1.2mm；And/orThe thickness of the rigid sheet is 0.5mm-1.2mm.
- 6. cover board as claimed in claim 1, it is characterised in that the light transmittance of the flexible sheet material is greater than or equal to 90%；With/ OrThe light transmittance of the rigid sheet is greater than or equal to 90%.
- 7. cover board as claimed in claim 1, it is characterised in that the first surface is formed with hardened layer.
- 8. cover board as claimed in claim 7, it is characterised in that the thickness of the hardened layer is 50 μm -150 μm.
- A kind of 9. display module, it is characterised in that including：Display screen；WithCover board described in claim 1-8 any one, the cover board cover the display screen.
- A kind of 10. mobile terminal, it is characterised in that including：Housing；Display module described in claim 9, the display module are set on the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711114240.4A CN108012010B (en) | 2017-11-13 | 2017-11-13 | Cover plate for covering display screen of mobile terminal, display module and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711114240.4A CN108012010B (en) | 2017-11-13 | 2017-11-13 | Cover plate for covering display screen of mobile terminal, display module and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108012010A true CN108012010A (en) | 2018-05-08 |
| CN108012010B CN108012010B (en) | 2020-06-02 |
Family
ID=62052218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711114240.4A Active CN108012010B (en) | 2017-11-13 | 2017-11-13 | Cover plate for covering display screen of mobile terminal, display module and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108012010B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109263185A (en) * | 2018-09-10 | 2019-01-25 | 昆山国显光电有限公司 | Flexible cover plate and flexible display screen |
| WO2019237254A1 (en) * | 2018-06-12 | 2019-12-19 | 深圳市柔宇科技有限公司 | Flexible display screen cover plate and preparation method therefor, and display screen |
| WO2019245528A1 (en) * | 2018-06-19 | 2019-12-26 | Hewlett-Packard Development Company, L.P. | Supports for electronic device housings |
| CN110767730A (en) * | 2019-10-31 | 2020-02-07 | 云谷（固安）科技有限公司 | Display panel, preparation method thereof and display device |
| CN111009189A (en) * | 2019-12-05 | 2020-04-14 | 武汉华星光电半导体显示技术有限公司 | Cover plate, preparation method thereof and display panel |
| WO2021000605A1 (en) * | 2019-07-03 | 2021-01-07 | 华为技术有限公司 | Flexible display cover plate, flexible display module and flexible display device |
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| WO2021000605A1 (en) * | 2019-07-03 | 2021-01-07 | 华为技术有限公司 | Flexible display cover plate, flexible display module and flexible display device |
| CN110767730A (en) * | 2019-10-31 | 2020-02-07 | 云谷（固安）科技有限公司 | Display panel, preparation method thereof and display device |
| CN111009189A (en) * | 2019-12-05 | 2020-04-14 | 武汉华星光电半导体显示技术有限公司 | Cover plate, preparation method thereof and display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108012010B (en) | 2020-06-02 |
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