CN110277022A - A kind of flexible display screen and the terminal containing the display screen - Google Patents
A kind of flexible display screen and the terminal containing the display screen Download PDFInfo
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- CN110277022A CN110277022A CN201910420639.8A CN201910420639A CN110277022A CN 110277022 A CN110277022 A CN 110277022A CN 201910420639 A CN201910420639 A CN 201910420639A CN 110277022 A CN110277022 A CN 110277022A
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- display screen
- bent area
- layer
- support plate
- screen according
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- 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
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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Abstract
This application provides a kind of flexible display screen and contain the terminal of the display screen.The flexible display screen, comprising: display layer；Supporting layer, positioned at the back side of display layer, to increase the rigidity of display screen；Wherein, the supporting layer includes at least one bent area and at least one non-bent area；The bent area can the bending of non-bent area or bending relatively so that supporting layer bending or bending.Flexible display screen provided by the embodiments of the present application has stronger rigidity, and when folding or crimping display screen, can be in the bending of certain radian, and fold caused by avoiding folding or crimping arches upward or folding line, improves the visual experience of user.
Description
Technical field
This application involves display screen technology fields, and in particular to a kind of flexible display screen and the terminal containing the display screen.
Background technique
Flexible display screen have many advantages, such as it is frivolous, non-friable, foldable and rollable, thus, Flexible Displays in recent years
Screen has been widely used in the end products such as mobile phone.However, existing flexible display screen is less used in foldable and can roll up
In bent end product.In general, in order to meet the foldable or rollable application of flexible display screen, outermost protection cap
The functional film layer of plate and inside, is required to using flexible materials such as resin/plastics.This kind of material stiffness is poor, and curved in progress
Folding and flattening operation after, it may occur that creep elongation perhaps plastic deformation so that cause flexible display screen occur fold, arch upward or
Folding line etc. seriously affects the visual experience of user.
Summary of the invention
The embodiment of the present application provides a kind of flexible display screen and the terminal containing the display screen, can not only increase display
The rigidity of screen, it is thus also avoided that flexible display screen is folding or fold caused by crimping, arches upward or folding line.
In a first aspect, embodiments herein provides a kind of flexible display screen, comprising:
Display layer；
Supporting layer, positioned at the back side of display layer, to increase the rigidity of display screen；Wherein,
The supporting layer includes at least one bent area and at least one non-bent area；It the bent area can relatively non-bending
Area's bending or bending, so that supporting layer bending or bending.
With reference to first aspect, in a first possible implementation of that first aspect, the thickness of the bent area is not more than
The thickness of non-bent area.
In this implementation, bent area is bent easily with respect to non-bent area, improves the feel of user's operation.
The first possible implementation with reference to first aspect, in a second possible implementation of that first aspect,
Under the non-bending state of the supporting layer, the upper surface of the non-bent area and the upper surface of the bent area are in same flat
Face, the relatively non-bent area in the lower surface of bent area are recessed inwardly；Wherein, upper surface refers to the one side towards display layer, lower surface
Refer to the one side away from display layer 10.
In this implementation, the planarization of flexible display screen can be further ensured that.
The first possible implementation with reference to first aspect, in first aspect in the third possible implementation, institute
The thickness for stating bent area is less than 0.2mm.
In this implementation, bent area has good bending ability, improves the feel of user's operation.
The first possible implementation with reference to first aspect, it is non-in the 4th kind of possible implementation of first aspect
Bent area with a thickness of 0.02-0.5mm.
In this implementation, non-bent area improves the rigidity of display screen, and can it is folding in flexible display screen or
Display layer is protected during curling, is allowed to fold not occur because of folding or curling, be arched upward or folding line, to guarantee
The planarization of flexible display screen.
With reference to first aspect, in the 5th kind of possible implementation of first aspect, the supporting layer is metal plate.
In this implementation, supporting layer has good rigidity and bending resistance, improves the rigidity of display screen, and
It ensure that the planarization of flexible display screen.
With reference to first aspect, in the 6th kind of possible implementation of first aspect, when at least one described bent area is wrapped
When including a bent area, the bent area is located at the supporting layer center.
In this implementation, bent area is centrally located, easily designed and processing；And it can preferably protect display
Layer.
With reference to first aspect, in the 7th kind of possible implementation of first aspect, at least one described bent area includes
Multiple bent areas, at least one described non-bent area include multiple non-bent areas；And at least one is separated between adjacent non-bent area
A bent area.
In this implementation, there are multiple bent areas, the curling of display screen may be implemented, improve user experience.
With reference to first aspect, in the 8th kind of possible implementation of first aspect, the supporting layer is viscous by adhesive layer
It is connected to the back side of display layer.
In this implementation, supporting layer and display layer are bonded by adhesive layer, so that display screen is easily designed and assembles.
In this implementation, when flexible display screen is folded or is crimped, fluidized bed can reduce folding or curling
Stretching to cover board and functional film layer on display screen, to further avoid pleat caused by display screen is folded or crimped
It wrinkles, arch upward or folding line.
With reference to first aspect, in the 9th kind of possible implementation of first aspect, the supporting layer includes the first support
Plate and at least one second support plate, second support plate are bent；Wherein, the bent area and the non-bent area are institute
State the region of the first support plate；At least one described second support plate is between the display layer and first support plate.
In this implementation, the strength and stiffness of display screen are further increased, and are further ensured that Flexible Displays
The planarization of screen.
9th kind of possible implementation with reference to first aspect, in the tenth kind of possible implementation of first aspect, institute
The one side for stating at least one the second support plate is adhered to the back side of the display layer by adhesive layer；First support plate passes through
Adhesive layer is adhered to the another side of at least one second support plate.
In this implementation, the second support plate and display layer are bonded by adhesive layer so that display screen it is easily designed and
Assembling.
9th kind of possible implementation with reference to first aspect, in a kind of possible implementation of first aspect the tenth,
At least one described second support plate includes multiple second support plates, passes sequentially through adhesive layer between the multiple second support plate
Bonding.
In this implementation, multiple second support plates are bonded by adhesive layer, so that display screen is easily designed and assembles.
9th kind of possible implementation with reference to first aspect, in the 12nd kind of possible implementation of first aspect,
Second support plate is with a thickness of 0-0.2mm.
In this implementation, the second support plate thickness is avoiding the thickness for excessively increasing display screen between 0-0.2mm
In the case where, the strength and stiffness of display screen are increased, and be further ensured that the planarization of flexible display screen.
9th kind of possible implementation with reference to first aspect, in the 13rd kind of possible implementation of first aspect,
First support plate is the first metal plate；Second support plate is the second metal plate or organic composite plate；Wherein, described
Two metal plates include amorphous metal plate.
In this implementation, the first support plate and the second support plate have good rigidity and bending resistance, improve
The rigidity of display screen, and ensure that the planarization of flexible display screen.
With reference to first aspect, in the 14th kind of possible implementation of first aspect, in the non-bending of the supporting layer
Under state, the display screen is flat-faced screen.
In this implementation, it can make flat-faced screen that there is stronger rigidity, and when folding or crimping display screen,
It can be in the bending of certain radian, fold caused by avoiding folding or crimping arches upward or folding line, improves the vision body of user
It tests.
With reference to first aspect, in the 15th kind of possible implementation of first aspect, in the non-bending of the supporting layer
Under state, the display screen is camber display screen.
In this implementation, it can make camber display screen that there is stronger rigidity, and when folding or crimping display screen,
It can be in the bending of certain radian, fold caused by avoiding folding or crimping arches upward or folding line, improves the vision body of user
It tests.
With reference to first aspect, in the 16th kind of possible implementation of first aspect, the display layer includes display surface
Plate, notacoria；Wherein, the supporting layer is located at the back side of the notacoria.
In this implementation, supporting layer is located at the back side of the notacoria of display layer, easily designed and assembling.
With reference to first aspect, in the 17th kind of possible implementation of first aspect, the non-bent area is away from display
The side of layer has fixing piece；The fixing piece is used to the display screen being fixed to terminal.
In this implementation, display screen can be fixed in terminal by fixing piece, can be improved display screen and terminal it
Between the tightness that connects.
17th kind of possible implementation with reference to first aspect, in the 18th kind of possible implementation of first aspect
In, the fixing piece includes following any:
Threaded hole, buckle, card slot, nut.
In this implementation, display screen can be fixed in terminal by threaded hole or buckle or card slot or nut, it can
Further increase the tightness connected between display screen and terminal.
Second aspect provides a kind of terminal, including display screen described in first aspect.
Flexible display screen provided by the embodiments of the present application has stronger rigidity, and when folding or crimping display screen,
It can be in the bending of certain radian, fold caused by avoiding folding or crimping arches upward or folding line, improves the vision body of user
It tests.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the terminal provided by the embodiments of the present application under use state；
Fig. 2 is structural schematic diagram of the terminal shown in FIG. 1 under another use state；
Fig. 3 is structural schematic diagram of the terminal shown in FIG. 1 under another visual angle；
Fig. 4 is a kind of diagrammatic cross-section of embodiment of the terminal shown in Fig. 3 at line A-A；
The structural schematic diagram for the flexible display screen that Fig. 5 the application one embodiment provides；
Fig. 6 is a kind of structural schematic diagram of the flexible display screen that provides of the application one embodiment under folded state；
Fig. 7 is structural schematic diagram of the flexible display screen that provides of the application one embodiment under another folded state；
Fig. 8 is the structural representation of the supporting layer for the flexible display screen that the application one embodiment provides；
Fig. 9 is the structural schematic diagram for the flexible display screen that the application one embodiment provides；
Figure 10 is the structural schematic diagram for the flexible display screen that the application one embodiment provides；
Figure 11 is the structural schematic diagram for the flexible display screen that the application one embodiment provides；
Figure 12 is the structural schematic diagram for the flexible display screen that the application one embodiment provides；
Figure 13 is the terminal schematic diagram block diagram that the application one embodiment provides.
In figure: 100. terminals；10. first part；11. accommodation space；111. the first bottom wall；12. first structure part；
13. the second structural member；131. the second bottom wall；132. the first side wall；133. second sidewall；14. circuit board assemblies；140. yuan device
Part；15. rear cover decoration；16. battery；17. camera；20. second part；21. fold mechanism；30. Part III；40. aobvious
Display screen；41. the first screen area；42. the second screen area；43. third screen area；410. display layer；4101. cover board；4102. optical adhesive layer；
4103.POL layer；4104. display panel；4105. notacoria；4106. touch panel；420. supporting layer；4201. non-bent area；
42011. nut；4202. bent area；42031. adhesive layer；42042. the first support plate；4205. the second support plate；500. eventually
End；510. flexible display screen；511. application icon；512. virtual push button.
Specific embodiment
Below in conjunction with attached drawing, technical solutions in the embodiments of the present application is described.Obviously, described embodiment
It is merely a part but not all of the embodiments of the present application.In addition, it is necessary to, it is noted that in the embodiment of the present application
In, unless otherwise specified, " multiple " refer to two or more.
The embodiment of the present application provides a kind of flexible display screen, and foldable or curling can be applied to folding end
In end.Terminal can be mobile phone, tablet computer, laptop, television set, intelligent wearable device etc..The embodiment of the present application mentions
The flexible display screen of confession can also be independently arranged, and can be communicated to connect with other equipment, for showing in other equipment instruction
Hold, the embodiment of the present application to application scenarios without limitation.
Flexible display screen provided by the embodiments of the present application can be applied to terminal shown in FIG. 1.Fig. 1 is that the embodiment of the present application mentions
A kind of structural schematic diagram of the applicable terminal of the flexible display screen of confession under use state.Terminal 100 can for tablet computer,
The terminal devices such as mobile phone, camera, personal computer, laptop, mobile unit, wearable device.Embodiment illustrated in fig. 1
Terminal 100 take the mobile phone as an example and be illustrated.
Also referring to Fig. 1 to Fig. 4, Fig. 2 is structural representation of the terminal 100 shown in FIG. 1 under another use state
Figure.Fig. 3 is structural schematic diagram of the terminal 100 shown in FIG. 1 under another visual angle.Fig. 4 is terminal shown in Fig. 3 100 in A-A
A kind of diagrammatic cross-section of embodiment at line.
Terminal 100 includes sequentially connected first part 10, second part 20 and Part III 30；Wherein, second part
20 include foldable structure 21.Fold mechanism 21 fold Part III 30 can with respect to first part 10.
In some embodiments, first part 10 is equipped with accommodation space 11 close to the side of second part 20.For example, first
The thickness of the partial region of part 10 is smaller with respect to the thickness in another part region, and is recessed and forms accommodation space 11.Fold knot
For making, Part III 30 folds structure 21 with respect to first part 10 and Part III 30 is transferred to accommodation space 11.Foldable structure 21 is also
For Part III 30 to be unfolded with respect to first part 10 and produces accommodation space 11.In other words, foldable structure 21 makes third portion
When 30 opposite first parts 10 being divided to fold, Part III 30 is transferred to accommodation space 11.In addition, foldable structure 21 makes Part III 30
When opposite first part 10 is unfolded, Part III 30 produces accommodation space 11.
In the present embodiment, by the way that the foldable structure 21 of second part 20 is arranged, enable Part III 30 opposite the
A part 10 folds and Part III 30 is transferred to accommodation space 11, therefore terminal 100 more minimizes, easy to carry.
Terminal 100 further includes display screen 40.Wherein, display screen 40 can be Flexible Displays provided by the embodiments of the present application
Screen, i.e. display screen 40 can occur to bend or flatten.Specifically, display screen 40 includes sequentially connected first screen area 41, second
Shield area 42 and third screen area 43.
Side of the first part 10 far from accommodation space 11 is fixed in first screen area 41.Second is fixed in second screen area 42
Divide 20, Part III 30 is fixed in third screen area 43.When Part III 30 is transferred to accommodation space 11, the first screen area 41 and third
Screen area 43 is disposed opposite to each other.When Part III 30 produces accommodation space 11, the first screen area 41, the second screen area 42 and third screen area 43
Flattening.That is, the first screen area 41, the second screen area 42 and third screen area 43 are substantially in 180 °.
In the present embodiment, Part III 30 is folded with respect to first part 10 and Part III 30 is transferred to accommodation space 11
When, the first screen area 41 is disposed opposite to each other with third screen area 43, so that display screen 40 can be realized double-sided display or major and minor screen split screen is aobvious
Show, so the usage mode of terminal 100 is more diversified.When Part III 30 is unfolded with respect to first part 10 and produces receiving sky
Between 11 when, the first screen area 41, the second screen area 42 and third screen area 43 flatten, and display screen 40 can be realized large-size screen monitors and show, to expire
The use demand of sufficient user significantly improves the usage experience of terminal 100.
In some embodiments, on the direction perpendicular to display screen 40, first part 10 have first thickness, second
Divide 20 there is second thickness, Part III 30 has third thickness.In a kind of embodiment, first thickness is greater than third thickness, makes
Obtain more components that can arrange in first part 10.At this point, second thickness can be identical as third thickness, it can also be
The trend successively decreased is presented on the direction of Part III 30 for a part 10.In another embodiment, it is thick that first thickness is equal to third
Degree, so that the appearance consistency of terminal 100 is stronger.At this point, second thickness can be identical as first thickness, first might be less that
Thickness.The application does not make considered critical to the relationship of first thickness, second thickness and third thickness.
Referring to Fig. 3 and Fig. 4, in some embodiments, terminal 100 includes first structure part 12, the second structural member
13 and circuit board assemblies 14.First part 10 includes first structure part 12, the second structural member 13 and circuit board assemblies 14.A kind of reality
It applies in mode, first structure part 12 and the first bottom wall 111 of accommodation space 11 are arranged in a staggered manner.That is, first structure part 12 is staggered
Accommodation space 11 is arranged.
Wherein, first structure part 12 can be rear cover.Second structural member 13 can be front housing.As shown in figure 4, the first screen area
41 can be set to front housing (i.e. the second structural member 13) far from 11 side of accommodation space.When terminal 100 folds (namely 30 phase of Part III
First part 10 is folded and when Part III 30 is transferred to accommodation space 11), third screen area 43 is located at Part III 30 far from the
The side of a part 10, namely the side of the first bottom wall 111 positioned at Part III 30 far from accommodation space 11.Second screen area 42
On the outside of the bending of second part 20.
As shown in figure 4, terminal 100 further includes rear cover decoration 15.Rear cover decoration 15 is located at first part 10.Rear cover dress
Gadget 15 is covered on front housing (i.e. the second structural member 13).It is empty that rear cover decoration 15 and front housing (i.e. the second structural member 13) form storage
Between S.First structure part 12 and circuit board assemblies 14 are set to storage space S.It is understood that front housing (i.e. the second structural member
13) the first side wall 132 and second sidewall 133 for including the second bottom wall 131 and being oppositely arranged.Second bottom wall 131 is connected to first
Between side wall 132 and second sidewall 133.The edge of rear cover decoration 15 is connected to the first side wall 132 and second sidewall 133, with
Form rear cover decoration 15 and front housing (i.e. the second structural member 13) substantially in closed storage space S.
In the present embodiment, by the way that rear cover decoration 15 is covered on front housing (i.e. the second structural member 13), to form storage
Space S, to both can protect circuit board assemblies 14 and rear cover (i.e. first structure part 12) in storage space S, i.e.,
Circuit board assemblies 14 and rear cover (first structure part 12) and the exterior object of terminal 100 is avoided to be damaged because of collision, and can
External dust or the water stain inside into terminal 100 to avoid terminal 100.
Optionally, the surface of rear cover decoration 15 towards front housing (i.e. the second structural member 13) can partially fit in rear cover
(i.e. first structure part 12), not only can make the integral strength of terminal 100 stronger, but also can make the inner space of terminal 100 more
Step up to gather.
Optionally, third screen area 43 can be concordant with the partial region of rear cover decoration 15, so that the appearance one of terminal 100
Cause property is stronger.
In some embodiments, referring to Fig. 3 and Fig. 4, terminal 100 includes battery 16.Battery 16 is located at first
Divide 10.Battery 16 is arranged in a staggered manner with circuit board assemblies 14, and battery 16 is right against the first bottom wall 111 of accommodation space 11.It can be with
Understand, battery 16 may be electrically connected to circuit board assemblies 14, to provide electricity to the component 140 on circuit board assemblies 14
Energy.It is understood that battery 16 can effectively utilize when battery 16 is right against the first bottom wall 111 of accommodation space 11
The space of the first bottom wall 111 of accommodation space 11 is right against inside first part 10, to improve the space utilization of first part 10
Rate.
Next, to the flexible display screen that application embodiment provides, being specifically described in conjunction with Fig. 5-Figure 12.
Refering to 5, flexible display screen provided by the embodiments of the present application, comprising: display layer 410 and supporting layer 420.Supporting layer
420 rigidity is stronger, is located at the back side of display layer, to increase the rigidity of display screen；The supporting layer 420 includes at least one
Bent area 4202 and at least one non-bent area 4201.The bent area 4202 can relatively non-bent area 4201 bend (fold) or
It is bent (bending), so that the bending of the supporting layer 420 or bending, and then the bending of display layer 410 or bending are driven, so as to
To realize the folding or curling of flexible display screen.
In some embodiments, refering to Fig. 5, supporting layer 420 includes a bent area 4202 and two non-bent areas 4201,
Wherein, which is located between the two non-bent areas 4201.When being applied to terminal shown in Fig. 1-4, bent area
4202 belong to the second screen area 42 of display screen 40, and two non-bent areas 4201 are belonging respectively to the first screen area 41 and of display screen 40
Two screen areas 43.In some embodiments, bent area 4202 has bending resistance, and the bending number that can be carried is greater than 200000 times.
In some embodiments, with reference to Fig. 6, supporting layer 420 can be with outward bending, i.e. supporting layer 420 can turn up, so that soft
Property display screen can be folded inward or crimp.When being applied to terminal shown in Fig. 1-4, being turned up by supporting layer 420 makes to show
When screen 40 folds, it may make the corresponding display layer of the corresponding display layer in the first screen area 41 and third screen area 43 to be in contact, show at this time
Show that layer 410 is located at the inside of supporting layer 420.
In some embodiments, with reference to Fig. 7, supporting layer 420 can bend inwards, so that display layer 410 can be located at support
The outside of layer 420, so that flexible display screen can be foldable outwardly or crimp.When being applied to terminal shown in Fig. 1-4, lead to
When crossing 420 varus of supporting layer folds display screen 40, it may make the corresponding display layer in the first screen area 41 and third screen area 43 corresponding
Display layer be disposed opposite to each other.
Further, in some embodiments, as shown in Figure 6 and Figure 7, when flexible display screen folds, supporting
Under the action of layer 420, the angle folding of display layer 410 is arc-shaped, fold caused by folding or crimp so as to avoid display screen, arch
Rise or folding line.
In some embodiments, the thickness of the bent area 4202 is not more than non-bent area 4201.
In the first example of these embodiments, the thickness of the bent area 4202 is less than non-bent area 4201.Show at this
In example, the constituent material of the constituent material of bent area 4202 and non-bent area 4201 can be identical.The thickness of bent area 4202 compared with
It is thin, so that bent area 4202 non-bent area 4201 can be bent relatively, improve the foldable of flexible display screen or curling
Characteristic.The thickness of bent area 4202 should be in an appropriate range, if too thin, rigidity is inadequate, it is difficult in bending
Keep arc；If too thick, ability that is not pliable or not having bending.
In the first example of these embodiments, the thickness of non-bent area 4201 is thicker, improves the rigid of flexible display screen
Degree, and display layer 410 can be protected during or curling folding in flexible display screen, it is allowed to not because of folding or curling
And fold occurs, arches upward or folding line, to ensure that the planarization of flexible display screen.
In a first exemplary example of these embodiments, the thickness of bent area 4202 is less than 0.2mm.Have at one
In body example, bent area 4202 with a thickness of 0.01mm.In another specific example, bent area 4202 with a thickness of
0.05mm.In another specific example, bent area 4202 with a thickness of 0.1mm.In another specific example, bent area
4202 with a thickness of 0.2mm.
In a first exemplary example of these embodiments, non-bent area 4201 with a thickness of 0.02-0.5mm.?
In one specific example, non-bent area 4201 with a thickness of 0.02mm.In another specific example, the thickness of non-bent area 4201
Degree is 0.25mm.In another specific example, non-bent area 4201 with a thickness of 0.5mm.
It should be noted that, although the thickness to bent area 4202 and the thickness of non-bent area 4201 carry out respectively above
It introduces, but in the first example of these embodiments, the thickness of the Thickness of bent area 4202 and non-bent area 4201 is taken
Value is that joint carries out, and makes the thickness of bent area 4202 less than the thickness of non-bent area 4201.In a specific example,
Bent area 4202 with a thickness of 0.01mm, non-bent area 4201 with a thickness of 0.02mm.In another specific example, bent area
4202 with a thickness of 0.01mm, non-bent area 4201 with a thickness of 0.2mm.In another specific example, bent area 4202
With a thickness of 0.1mm, non-bent area 4201 with a thickness of 0.2mm.In another specific example, bent area 4202 with a thickness of
0.1mm, non-bent area 4201 with a thickness of 0.25mm.In another specific example, bent area 4202 with a thickness of 0.1mm,
Non- bent area 4201 with a thickness of 0.5mm.In another specific example, bent area 4202 with a thickness of 0.2mm, non-bent area
4201 with a thickness of 0.5mm.In another specific example, bent area 4202 with a thickness of 0.2mm, the thickness of non-bent area 4201
Degree is 0.25mm.In another specific example, bent area 4202 with a thickness of 0.2mm, non-bent area 4201 with a thickness of
0.4mm.Etc., it will not enumerate herein.
In a first exemplary example of these embodiments, with reference to Fig. 5, in the non-bending of the supporting layer 420
Under state, the upper surface of non-bent area 4201 and the upper surface of bent area 4202 are in same plane, the lower surface of bent area 4202
Relatively non-bent area 4201 is recessed inwardly.Upper surface refers to the one side towards display layer 410, and lower surface refers to away from display layer
410 one side.In this example, the planarization of flexible display screen can be further ensured that.
In a first exemplary example of these embodiments, the relatively non-bent area in the upper surface of non-bent area 4201
4201 are recessed inwardly, and the relatively non-bent area 4201 in the lower surface of bent area 4202 is recessed inwardly.Upper surface refers to towards aobvious
Show the one side of layer 410, lower surface refers to the one side away from display layer 410.
In a first exemplary example of these embodiments, the relatively non-bent area in the upper surface of non-bent area 4201
4201 are recessed inwardly, and the lower surface of the lower surface of non-bent area 4201 and bent area 4202 is in one plane.Upper surface refers to
One side towards display layer 410, lower surface refer to the one side away from display layer 410.
In the second example of these embodiments, the thickness of bent area 4202 can be equal to the thickness of non-bent area 4201.
In this example, the material of bent area 4202 can be different with the material of non-bent area 4201, and the material of bent area 4202
Rigidity is less than the rigidity of non-bent area 4201, so that bent area 4202 is bent easily with respect to non-bent area 4201.
In some embodiments, the supporting layer 420 is metal plate.The metal plate can be stainless steel plate, or
Copper sheet, or beryllium copper plate, or titanium alloy sheet, etc. will not enumerate herein.
In an example of these embodiments, bent area 4202 and non-bent area 4201 on supporting layer 420 can be by
One piece of sheet metal is process, and one side further improves the strength and stiffness of supporting layer 420, and then improves flexibility
The strength and stiffness of display screen；On the other hand the planarization of flexible display screen is further ensured.Bent area on supporting layer 420
4202 processing method can be chemical attack, or laser ablation, or punching press, or computer numerical control
(CNC) machine tooling, etc. no longer repeats one by one herein.
In some embodiments, at least one described bent area may include a bent area 4202, i.e., in supporting layer 420
Only one upper bent area 4202.Respectively there are a non-bent area 4201, the i.e. bent area 4202 in the two sides of the bent area 4202
Between two non-bent areas 4201, flexible display screen is allowed to carry out Fig. 6 and folding shown in Fig. 7.
In an example of these embodiments, which is located at the center of supporting layer 420, the i.e. bent area
The non-bent area 4201 of 4202 two sides is same size.In this example, user's folding can be improved or rolled flexible is shown
Feel when screen, and further ensure the planarization of flexible display screen.
In some embodiments, at least one described bent area includes multiple bent areas 4202, and described at least one is non-curved
Folding area includes multiple non-bent areas 4201；And at least one bent area 4202 is separated between adjacent non-bent area 4201.Show at this
In example, by the way that multiple bent areas 4202 are arranged, larger flexible display screen can be applied to, so that flexible display screen can carry out
It repeatedly folds, is perhaps folded or can be crimped in multiple regions, further improve user experience.
In some embodiments, the supporting layer 420 can be adhered to the back side of display layer 410 by adhesive layer 4203.
In an example of these embodiments, adhesive layer 4203 can be adhesive-layer, i.e. supporting layer 420 and display layer
410 are bonded together by viscose glue.Viscose glue is specifically as follows OCA (Optically Clear Adhesive) optical cement, can also
Think PVB (polyvinyl butyral) glue, or UV (Ultraviolet) glue, or liquid clear glue, etc.
Deng will not enumerate herein.
For fold caused by further avoiding display screen from folding or crimping, arch upward or folding line, adhesive layer 4203
Thickness can be 0.01mm-0.2mm.In one example, adhesive layer 4203 with a thickness of 0.01mm.In another example,
Adhesive layer 4203 with a thickness of 0.1mm.In another example, adhesive layer 4203 with a thickness of 0.2mm.
In some embodiments, adhesive layer 4203 can be the glue-line of an entirety, or the superposition of multiple glue-lines.
It should be noted that the non-bending state of supporting layer 420 refers to that the bent area 4202 of supporting layer 420 is not bent
State.In Fig. 5,420 state in which of supporting layer is non-bending state.
In some embodiments, with reference to Fig. 8, the supporting layer 420 include the first support plate 4204 and at least one second
Support plate 4205, the second support plate 4205 are bent.Wherein, 4 bent areas 4202 and non-bent area 4201 of supporting layer 420 are specific
For the region of first support plate 4204；At least one described second support plate 4205 is stacked in the display layer 410 and institute
It states between the first support plate 4204.
First support plate 4204 is divided for bent area 4202 and non-bent area 4201, to guarantee folding or the volume of flexible display screen
Qu Nengli.Second support plate 4205 does not distinguish bent area and non-bent area, and thickness is uniform, and integrally has and can bend
Property, the bending of 200000 or more numbers can be carried.Support protection can be provided for the display layer of flexible display screen, and further increased
Add the strength and stiffness of flexible display screen, and is further ensured that the planarization of flexible display screen.
In an example of these embodiments, at least one second support plate 4205 passes through adhesive layer on one side
4203 are adhered to the back side of the display layer 410；First support plate 4204 by adhesive layer 4203 be adhered to it is described at least
The another side of one the second support plate 4205.In this example, adhesive layer 4203 can refer to realization above, and details are not described herein again.
In an example of these embodiments, at least one described second support plate 4205 includes multiple second support plates
4205, the bonding of adhesive layer 4203 is passed sequentially through between the multiple second support plate 4205.Multiple second support plates 4205 are successively
It stacks, is bonded between two adjacent the second support plates 4205 by adhesive layer 4203.In this example, adhesive layer 4203 can join
It is admitted to literary realization, details are not described herein again.
It should be noted that when flexible display screen provided by the embodiments of the present application has multiple adhesive layers 4203, it is multiple
The constituent material of adhesive layer 4203 may be the same or different.For example, the adhesive layer that can be constituted for OCA optical cement,
It can be respectively adhesive layer, the adhesive layer of UV glue composition etc. that adhesive layer, the PVB glue of OCA optical cement composition are constituted.
In an example of these embodiments, second support plate 4205 is with a thickness of 0-0.2mm.In an example
In, second support plate 4205 is with a thickness of 0.01mm.In one example, second support plate 4205 is with a thickness of 0.1mm.
In one example, second support plate 4205 is with a thickness of 0.2mm.
In an example of these embodiments, first support plate 4204 is the first metal plate；Second support
Plate 4205 is the second metal plate or organic composite plate；Wherein, second metal plate includes amorphous metal plate.
In these examples, the first metal plate can be stainless steel plate, or copper sheet, or beryllium copper plate,
It can be titanium alloy sheet, etc., will not enumerate herein.Bent area 4202 and non-bent area in first support plate 4204
4201 are integrated design, and one side further improves the strength and stiffness of the first support plate 4204, and then improves flexibility
The strength and stiffness of display screen；On the other hand the planarization of flexible display screen is further ensured.First support plate 4204 at
Type mode can be chemical attack, or laser ablation, or punching press, or computer numerical control (CNC) machine
Bed processing, etc., no longer repeats one by one herein.
In this example, the second metal plate can be stainless steel plate, or copper sheet, or beryllium copper plate, it can also
Think titanium alloy sheet, etc., will not enumerate herein.Second metal plate can also be amorphous metal plate.Second metal plate is also
It can be amorphous metal plate.
In some embodiments, under the non-bending state of the supporting layer 420, the display screen is flat-faced screen.
In this embodiment, flexible display screen is specially flat-faced screen.
In some embodiments, under the non-bending state of the supporting layer 420, the display screen is camber display screen.
In this embodiment, flexible display screen is specially camber display screen.
In some embodiments, with reference to Fig. 9, Figure 10 and Figure 11, the display layer 410 includes display panel 4104, notacoria
4105；Wherein, the supporting layer 420 is located at the back side of the notacoria 4105.Further, the display layer can also include lid
Plate 4101, optical adhesive layer 4102, polaroid (Polarizer, POL) layer 4103.Cover board 4101 can be flexible cover plate.
In an example of these embodiments, with reference to Fig. 9, display layer 410 includes cover board 4101, the optics successively stacked
Glue-line 4102, POL layer 4103, display panel 4104, notacoria 4105, wherein supporting layer 420 is adhered to back by adhesive layer 4203
On film 4105.
In this example, the display panel 4104 is the display panel with touch function, and touch panel may be implemented
Function.In one example, touch panel can be embedded into above display panel luminescent layer using on-cel l technology.
In another example of these embodiments, with reference to Figure 10, display layer 410 include successively stack cover board 4101,
Optical adhesive layer 4102, touch panel 4106, POL layer 4103, display panel 4104, notacoria 4105, wherein supporting layer 420 passes through viscous
Layer 4203 is connect to be adhered on notacoria 4105.
In another example of these embodiments, with reference to Figure 11, display layer 410 include successively stack cover board 4101,
Optical adhesive layer 4102, POL layer 4103, touch panel 4106, display panel 4104, notacoria 4105, wherein supporting layer 420 passes through viscous
Layer 4203 is connect to be adhered on notacoria 4105.
In some embodiments, the non-bent area 4201 has fixing piece away from the side of display layer 410；The fixation
Part is used to the display screen being fixed to terminal.Fixing piece is used to display screen being fixed to terminal, to further be promoted
Intensity, rigidity and the planarization of display screen.
In an example of these embodiments, which can be threaded hole.The threaded hole is to be arranged in non-bending
In area 4201, there is screw thread, and be open and be located at non-bent area 4201 away from the tubulus of the side of display layer 410.One non-curved
On folding area 4201, at least one threaded hole can have.At least one threaded hole random distribution is evenly distributed on non-bent area
On 4201.When being applied to terminal shown in Fig. 1-4, in the first part 10 of terminal 100 and Part III 30 and non-bent area
The corresponding position of threaded hole on 4201, it may have threaded hole.Assembling when, can by with the matched screw rod of threaded hole, even
The threaded hole on threaded hole and terminal 100 on non-bent area 4201 is connect and fixes, so as to which display screen is fixed to terminal
On.
Screw thread in an exemplary example, on the hand of spiral of the threaded hole in terminal, with non-bent area 4201
The hand of spiral in hole is opposite.The screw thread of threaded hole on the screw thread of threaded hole in terminal and non-bent area 4201 reversed spiral shell each other
Line, the design are lower to the hand of spiral requirement on screw rod, are easily installed operation.
In these embodiments, the fixing piece is buckle.Bent area 4201 non-for one, can have at least one
A buckle.At least one buckle random distribution is evenly distributed on non-bent area 4201 on the side of display layer 410.When answering
For shown in Fig. 1-4 when terminal, in first part 10 and the position corresponding with the buckle on non-bent area 4201 of Part III 30
It sets, have and buckles matched card slot.In assembling, display screen can be by snapping fit onto terminal 100.The material of buckle
It can be metal material, such as stainless steel, copper, beryllium copper, titanium alloy etc..The material of buckle may be amorphous metal material.Card
The material of button can also be with organic double compound.Buckle can be integrally formed with non-bent area 4201 and design.Molding mode can be with
For chemical attack, or laser ablation, or punching press, or cnc machine tool processing, etc..Buckle
It can be fixed on by modes such as spot welding, bonding, dispensings on non-bent area 4201.
In some embodiments, the fixing piece is card slot.Bent area 4201 non-for one, can have at least one
Card slot.At least one card slot random distribution is evenly distributed on non-bent area 4201 on the side of display layer 410.Work as application
When the terminal shown in Fig. 1-4, in first part 10 and the position corresponding with the card slot on non-bent area 4201 of Part III 30,
With the buckle with pocket matches.In assembling, display screen can be snapped fit onto terminal 100 by card slot.The material of card slot can
Think metal material, such as stainless steel, copper, beryllium copper, titanium alloy etc..The material of card slot may be amorphous metal material.Card slot
Material can also be with organic double compound.Card slot can be integrally formed with non-bent area 4201 and design.Molding mode can be
Chemical attack, or laser ablation, or punching press, or cnc machine tool processing, etc..Card slot can
It is fixed in a manner of through spot welding, bonding, dispensing etc. on non-bent area 4201.
In some embodiments, with reference to Figure 12, the fixing piece is nut 42011.Bent area 4201 non-for one, can
To have at least one nut 42011.At least one 42011 random distribution of nut is evenly distributed on non-bent area 4201 and deviates from
On the side of display layer 410.In assembling, display screen can be fixed in terminal by nut 42011.When applied to Fig. 1-4
Shown in terminal when, in the corresponding position of first part 10 and Part III 30, can have nut.Nut 42011 and terminal
Nut on 100 can be attached and be fixed by screw rod.
In an exemplary example, the hand of spiral of a part 10 and the nut on Part III 30, with nut
42011 hand of spiral is opposite.The design is lower to the hand of spiral requirement on screw rod, is easily installed operation.
The material of nut 42011 can be metal material, such as stainless steel, copper, beryllium copper, titanium alloy etc..Nut 42011
Material may be amorphous metal material.The material of nut 42011 can also be with organic double compound.Nut 42011 can with it is non-curved
Folding area 201 is integrally formed and designs.Molding mode can be chemical attack, or laser ablation, or punching press,
Or cnc machine tool processing, etc..Nut 42011 can be fixed on non-by modes such as spot welding, bonding, dispensings
On bent area 4201.
Flexible display screen provided by the embodiments of the present application has stronger rigidity, and when folding or crimping display screen,
It can be in the bending of certain radian, fold caused by avoiding folding or crimping arches upward or folding line, improves the vision body of user
It tests.
The embodiment of the present application also provides a kind of terminals 500, and with reference to Figure 13, which is collapsible terminal, have
Processor (not shown), memory (not shown), radio circuit (not shown), flexible display screen 510；Wherein, processor is used for
Data are handled, central processing unit (Central Processing Unit, CPU) is specifically can be, can also be that other are general
Processor, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit (Application
Specific Integrated Circuit, ASIC) etc..General processor can be microprocessor, be also possible to any routine
Processor.Memory for storing data, specifically can be random access memory (Random Access Memory,
RAM), flash memory, read-only memory (Read-Only Memory, ROM), programmable read only memory (Programmable ROM,
PROM), Erasable Programmable Read Only Memory EPROM (Erasable PROM, EPROM), electrically erasable programmable read-only memory
(Electrically EPROM, EEPROM), register, hard disk etc..Radio circuit for receiving or emit signal, with and other
Equipment interacts.Flexible display screen 510 can be flexible display screen shown in any one of Fig. 5-Figure 12, can show thereon
At least one application icon 511 and virtual push button 512.The flexible display screen its with stronger rigidity, and fold or
It can be in the bending of certain radian when crimping display screen, fold caused by avoiding folding or crimping arches upward or folding line, improves
The visual experience of user.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (20)
1. a kind of flexible display screen characterized by comprising
Display layer；
Supporting layer, positioned at the back side of display layer, to increase the rigidity of display screen；Wherein,
The supporting layer includes at least one bent area and at least one non-bent area；The bent area can relatively non-bent area it is curved
Folding or bending, so that supporting layer bending or bending.
2. display screen according to claim 1, which is characterized in that the thickness of the bent area is not more than the thickness of non-bent area
Degree.
3. display screen according to claim 2, which is characterized in that described non-under the non-bending state of the supporting layer
The upper surface of the upper surface of bent area and the bent area is in same plane, and the relatively non-bent area in the lower surface of bent area is inside
Recess；Wherein, upper surface is the one side towards display layer, and lower surface is the one side away from display layer.
4. display screen according to claim 2, which is characterized in that the thickness of the bent area is less than 0.2mm.
5. display screen according to claim 2, which is characterized in that non-bent area with a thickness of 0.02-0.5mm.
6. display screen according to claim 1, which is characterized in that the supporting layer is metal plate.
7. display screen according to claim 1, which is characterized in that when at least one described bent area includes a bent area
When, the bent area is located at the supporting layer center.
8. display screen according to claim 1, which is characterized in that at least one described bent area includes multiple bent areas,
At least one described non-bent area includes multiple non-bent areas；And at least one bent area is separated between adjacent non-bent area.
9. display screen according to claim 1, which is characterized in that the supporting layer is adhered to display layer by adhesive layer
The back side.
10. display screen according to claim 1, which is characterized in that the supporting layer includes the first support plate and at least one
A second support plate, second support plate are bent；Wherein,
The bent area and the non-bent area are the region of first support plate；
At least one described second support plate is between the display layer and first support plate.
11. display screen according to claim 10, which is characterized in that at least one second support plate passes through on one side
Adhesive layer is adhered to the back side of the display layer；First support plate is adhered at least one second described by adhesive layer
The another side of fagging.
12. display screen according to claim 10, which is characterized in that at least one described second support plate includes multiple
Two support plates pass sequentially through adhesive layer bonding between the multiple second support plate.
13. display screen according to claim 10, which is characterized in that second support plate is with a thickness of 0-0.2mm.
14. display screen according to claim 10, which is characterized in that first support plate is the first metal plate；It is described
Second support plate is the second metal plate or organic composite plate；Wherein, second metal plate includes amorphous metal plate.
15. display screen according to claim 1, which is characterized in that described aobvious under the non-bending state of the supporting layer
Display screen is flat-faced screen.
16. display screen according to claim 1, which is characterized in that described aobvious under the non-bending state of the supporting layer
Display screen is camber display screen.
17. display screen according to claim 1, which is characterized in that the display layer includes display panel, notacoria；Wherein,
The supporting layer is located at the back side of the notacoria.
18. display screen according to claim 1, which is characterized in that the non-bent area has away from the side of display layer
Fixing piece；The fixing piece is used to the display screen being fixed to terminal.
19. display screen according to claim 18, which is characterized in that the fixing piece includes following any:
Threaded hole, buckle, card slot, nut.
20. a kind of terminal, which is characterized in that including the described in any item display screens of claim 1-19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/074823 WO2020168951A1 (en) | 2019-02-20 | 2020-02-12 | Flexible display screen and terminal comprising display screen |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019101251391 | 2019-02-20 | ||
| CN201910125139 | 2019-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110277022A true CN110277022A (en) | 2019-09-24 |
Family
ID=67959936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910420639.8A Pending CN110277022A (en) | 2019-02-20 | 2019-05-20 | A kind of flexible display screen and the terminal containing the display screen |
Country Status (2)
| Country | Link |
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| CN (1) | CN110277022A (en) |
| WO (1) | WO2020168951A1 (en) |
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| WO2020168951A1 (en) | 2020-08-27 |
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Application publication date: 20190924 |