CN107403590A - Foldable display device - Google Patents
Foldable display device Download PDFInfo
- Publication number
- CN107403590A CN107403590A CN201710769737.3A CN201710769737A CN107403590A CN 107403590 A CN107403590 A CN 107403590A CN 201710769737 A CN201710769737 A CN 201710769737A CN 107403590 A CN107403590 A CN 107403590A
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- China
- Prior art keywords
- display device
- foldable display
- supportive body
- folded state
- magnetic portion
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- 230000003319 supportive effect Effects 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims description 68
- 238000004804 winding Methods 0.000 claims description 28
- 239000000853 adhesive Substances 0.000 claims description 27
- 230000001070 adhesive effect Effects 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 23
- 238000005516 engineering process Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000000806 elastomer Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1679—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts for locking or maintaining the movable parts of the enclosure in a fixed position, e.g. latching mechanism at the edge of the display in a laptop or for the screen protective cover of a PDA
Abstract
The application is related to foldable display device.The display device includes flexible display screen and supportive body, supportive body includes multiple first grooves and multiple second grooves, wherein, position where multiple first grooves is the first folding position, position where multiple second grooves is the second folding position, and, foldable display device has first folded state, under first folded state, display surface is wrapped in supportive body, or, foldable display device has the second folded state, under the second folded state, display surface is exposed to outside supportive body, or, foldable display device has the 3rd folded state, under the 3rd folded state, a part for display surface is wrapped in supportive body, remainder is exposed to outside supportive body.In the program, the folding mode of flexible display apparatus is more diversified, can meet the requirement of a variety of different applications of foldable display device, improves the flexibility that foldable display device folds.
Description
Technical field
The application is related to display technology field, more particularly to a kind of foldable display device.
Background technology
With the development of science and technology, portable set has become the new development trend of modern society, and it is being altered in steps
The life of the mankind, major transformation is brought for science and technology.
In particular, flexible display apparatus with its is foldable, be convenient for carrying, the advantage such as have a wide range of application more and more by
The favor of user, and give the brand-new viewing experience of user.
In correlation technique, the exposed foldable display device of display screen after folding, the foldable display device are deposited
Folding mode it is single, fold very flexible, the requirement of a variety of applications of foldable display device can not be met.
The content of the invention
This application provides a kind of foldable display device, it is possible to increase the flexibility that foldable display device folds.
This application provides a kind of foldable display device, has folded state and deployed condition, including：
Flexible display screen, the flexible display screen include display surface and non-display face；And
Supportive body, the supportive body attach to the flexible display screen, and the supportive body is included along the flexibility
The first surface and second surface that the thickness direction of display screen is oppositely arranged, the first surface are provided with multiple first grooves,
The second surface is provided with multiple second grooves,
Wherein, the position where multiple first grooves is the first folding position, where multiple second grooves
Position is the second folding position, also,
The foldable display device folds in first folded position, to form first folded state, described
Under first folded state, the display surface is wrapped in the supportive body,
Or
The foldable display device folds in second folded position, to form the second folded state, described
Under second folded state, the display surface is exposed to outside the supportive body,
Or
The foldable display device folds in first folded position and second folded position, to be formed
3rd folded state, under the 3rd folded state, a part for the display surface is wrapped in the supportive body, its
Remaining part point is exposed to outside the supportive body.
The technical scheme that the application provides can reach following beneficial effect：
This application provides a kind of foldable display device, wherein, two apparent surfaces of supportive body are respectively arranged with more
Individual first groove and multiple second grooves, the position where multiple first grooves are the first folding position, multiple second groove institutes
Position be the second folding position, and because the first groove and the second groove are opened in the different surface of supportive body respectively,
So that flexible display screen has a variety of different folding modes.A kind of mode is that flexible display screen is rolled in the first groove
Folded, now, display surface is wrapped in the inside of supportive body；Another way is that flexible display screen folds in the second groove,
Now, display surface is exposed in the outside of supportive body；The third mode is that flexible display screen is recessed in the first groove and second respectively
Folded at groove, now, the part of display surface is wrapped in the inside of supportive body, and remainder is then exposed in supportive body
It is outside.It follows that the folding mode of flexible display apparatus is more diversified, can meet foldable display device it is a variety of not
With the requirement of application, the flexibility that foldable display device folds is improved.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
Application.
Brief description of the drawings
Fig. 1 is the schematic diagram that the foldable display device that the embodiment of the present application provides is in deployed condition；
Fig. 2 is the signal for the first embodiment that the foldable display device that the embodiment of the present application provides is in folded state
Figure；
Fig. 3 is the signal for second of embodiment that the foldable display device that the embodiment of the present application provides is in folded state
Figure；
Fig. 4 is the signal for another embodiment that the foldable display device that the embodiment of the present application provides is in folded state
Figure；
Fig. 5 is the signal for another embodiment that the foldable display device that the embodiment of the present application provides is in folded state
Figure；
Fig. 6 is the signal for another embodiment that the foldable display device that the embodiment of the present application provides is in folded state
Figure；
Fig. 7 is the signal for another embodiment that the foldable display device that the embodiment of the present application provides is in folded state
Figure；
Fig. 8 is the schematic diagram that the supportive body that the embodiment of the present application provides is split-type structural；
Fig. 9 is the schematic diagram that the supportive body that the embodiment of the present application provides is framework；
Figure 10 is that the first groove is covered with first surface and the second groove is covered with the supportive body that the embodiment of the present application provides
The schematic diagram of second surface；
Figure 11 is that the first groove and the second groove are triangular groove in the supportive body that the embodiment of the present application provides
Schematic diagram；
Figure 12 is the signal of a kind of embodiment of lockable mechanism in the foldable display device that the embodiment of the present application provides
Figure；
Figure 13 is in the lockable mechanism that the embodiment of the present application provides, and the first adhesive face and the second adhesive face are inclined plane
Schematic diagram；
Figure 14 is in the foldable display device that the embodiment of the present application provides, and the first magnetic portion is with the second magnetic portion in adhesive
A kind of schematic diagram of embodiment under state；
Figure 15 is in the foldable display device that the embodiment of the present application provides, and the first magnetic portion is with the second magnetic portion in adhesive
The schematic diagram of the embodiment overlapped under state；
Figure 16 is in the foldable display device that the embodiment of the present application provides, and the first magnetic portion is with the second magnetic portion in adhesive
The schematic diagram of another embodiment overlapped under state.
Reference：
The foldable display devices of 1-；
11- flexible display screens；
111- display surfaces；
The non-display faces of 112-；
12- supportive bodies；
121- first surfaces；
The grooves of 121a- first
122- second surfaces；
The grooves of 122a- second；
12a- Part I；
12b- Part II；
The frames of 123- first；
The frames of 124- second；
13- lockable mechanisms；
The magnetic portions of 131- first；
The adhesive faces of 131a- first；
The magnetic portions of 132- second；
The adhesive faces of 132a- second；
131 '-the first lockable mechanisms；
132 '-the second lockable mechanisms；
14- winding mechanisms.
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the application
Example, and be used to together with specification to explain the principle of the application.
Embodiment
The application is described in further detail below by specific embodiment and with reference to accompanying drawing.
It should be noted that the noun of locality such as " on ", " under ", "left", "right" described by the embodiment of the present application is with accompanying drawing
Shown angle should not be construed as the restriction to the embodiment of the present application come what is be described.In addition, within a context, it is also necessary to
Understand, when mentioning an element and being formed on another element " on " or " under ", it can not only be formed directly into
Another element " on " or " under ", can also be indirectly formed by intermediary element another element " on " or " under.
This application provides a kind of foldable display device 1, it has folded state and deployed condition, in deployed condition
Under, foldable display device 1 can with maximum area display image, in a folded configuration, foldable display device 1 can with compared with
Small area display image, and the space shared by the foldable display device 1 after folding reduces, and facilitates user to carry.
Specifically, Fig. 1 is refer to, Fig. 1 shows that foldable display device is in the schematic diagram of deployed condition.It is foldable
Display device 1 includes flexible display screen 11 and supportive body 12, wherein, flexible display screen 11 includes display surface 111 and non-aobvious
Show face 112, supportive body 12 attaches to flexible display screen 11, can be that flexible display screen 11 provides support and protection.
In the embodiment shown in fig. 1, a kind of scheme, supportive body 12 can attach to the display surface of flexible display screen 11
111；Another scheme, interchangeable, supportive body 12 can also attach to the non-display face 112 of flexible display screen 11, support
The position that main body 12 attaches to flexible display screen 11 can select according to actual conditions.At this time, it may be necessary to explanation, at the first
In scheme, supportive body 12 can be selected to be made up of transparent material, to cause supportive body 12 not interfere with the aobvious of display surface 111
Show.
Supportive body 12 includes the first surface 121 and second surface being oppositely arranged along the thickness direction of flexible display screen 11
122, first surface 121 is provided with multiple first groove 121a, and second surface 122 is provided with multiple second groove 122a, and each
One groove 121a is recessed from first surface 121 towards close to the side of second surface 122, and each second groove 122a is from second surface
122 are recessed towards the side of first surface 121.
In above-mentioned scheme, due to multiple first groove 121a setting and multiple second groove 122a setting, branch
The bending strength for supportting main body 12 weakens, opposite, the ability of its flexural deformation can arrive reinforcement, and supportive body 12 is easy to multiple
At first groove 121a and the bending of multiple second groove 122a places, thus, it is possible to by the position where multiple first groove 121a
The first folding position of foldable display device 1 is arranged to, the position where multiple second groove 122a is arranged to foldable aobvious
Second folding position of showing device 1, that is to say, that foldable display device 1 can be respectively in the first folded position and second
Folded position is folded so that foldable display device 1 is changed to folded state by deployed condition.
Fig. 2 is refer to, Fig. 2 shows that foldable display device is in the schematic diagram of the first embodiment of folded state.
As shown in Figure 2, foldable display device 1 folds in the first folded position, after folding, the doubling of flexible display screen 11, and show
Face 111 is relative.
Fig. 3 is refer to, Fig. 3 shows that foldable display device is in the schematic diagram of second of embodiment of folded state.
From the figure 3, it may be seen that likewise, foldable display device 1 folds in the first folded position, after folding, flexible display screen 11 is formed
Winding-structure, and display surface 111 is wound on the inside of foldable display device 1.
Fig. 4 is refer to, Fig. 4 shows that foldable display device is in the schematic diagram of another embodiment of folded state.
Foldable display device 1 folds in the first folded position, and the marginal portion at the both ends of flexible display screen 11 is towards center section
Bending, after folding, the display surface of marginal portion is relative with the display surface 111 of center section.
In the embodiment shown in Fig. 2 to Fig. 4, after foldable display device 1 folds, display surface 111 is all wrapped
In supportive body 12, this folded state is designated as first folded state, and in this folded condition, display surface 111 is wrapped in branch
The inside of main body 12 is supportted, so that display surface 111 is risk of damage to reduce.
Fig. 5 is refer to, Fig. 5 shows that foldable display device is in the schematic diagram of another embodiment of folded state.
In Fig. 5, foldable display device 1 only folds in the second folded opening position, after folding, the doubling of flexible display screen 11, and display surface 111
Opposite to each other.
Fig. 6 is refer to, Fig. 6 shows that foldable display device is in the schematic diagram of another embodiment of folded state.
In Fig. 6, foldable display device 1 folds in the second folded position, and the marginal portion at the both ends of flexible display screen 11 is in
Between partly bend, after folding, the display surface 111 of marginal portion is opposite with the display surface 111 of center section.
In the embodiment shown in Fig. 5 to Fig. 6, after foldable display device 1 folds, display surface 111 is all exposed to
Outside supportive body 12, this folded state is designated as the second folded state, and in this folded condition, display surface 111 passes through folding position
Be defined as some, now, at least one portion therein can be used for show, with meet user read and study
Use demand.
Please continue to refer to Fig. 7, Fig. 7 shows that foldable display device is in the signal of another embodiment of folded state
Figure.
In the embodiment shown in fig. 7, foldable display device 1 is respectively in the first folded position and the second folding position
Place is folded, and after folding in this way, a part for display surface 111 is wrapped in supportive body 12, and remainder is exposed to branch
Support outside main body 12, folded state now is designated as the 3rd folded state, under the 3rd folded state, is exposed to outside supportive body 12
A part of display surface 111 can be used for show, equally disclosure satisfy that user read and study use demand.
It can be seen from description more than, the foldable display device 1 that the application provides has a variety of folded states, i.e. the
One folded state, the second folded state and the 3rd folded state, under three of the above folded state, user's difference can be met
Demand, specifically, under first folded state, display surface 111 can be avoided to damage, display surface 111 be played well
Protective effect；Under second of folded state and the third folded state, the use demand of user was both met, had been reduced again
The volume of foldable display device 1, foldable display device 1 is facilitated to carry.
In the embodiment shown in Fig. 1-7, supportive body 12 is integral type structure, wherein, the table of first surface 121 and second
Face 122 is respectively two surfaces that thickness direction of the supportive body 12 along flexible display screen 11 is oppositely arranged.However, it is desirable to illustrate
, supportive body 12 is not limited only to the situation shown by Fig. 1-7, and in some other embodiment, supportive body 12 also has it
Its selection scheme.
Fig. 8 is refer to, Fig. 8 shows the schematic diagram of another embodiment of supportive body.
Selectable, supportive body 12 includes Part I 12a and Part II 12b, and flexible display screen 11 is held on
Between a part of 12a and Part II 12b, under this scheme, first surface 121 is Part I 12a away from Part II 12b's
One side surface, second surface 122 are a side surfaces of the Part II 12b away from Part I 12a.
In the embodiment shown in fig. 8, supportive body 12 is split-type structural, and flexible display screen 11 is located at Part I
Between 12a and Part II 12b, in a folded configuration, flexible display screen 11 is in neutral surface, soft in the presence of folding force
The deformation of property display screen 11 is relatively small, the length of flexible display screen 11 influenceed by its state change it is smaller, it is possible thereby to subtract
Small flexible display screen 11 is frequently deploying to use the longevity with the damage in the transfer process of folding, extension flexible display screen 11
Life.
It is readily appreciated that, Part I 12a can be connected to display surface 111, and Part II 12b can be connected to non-display
Face 112, vice versa.Herein, so that Part I 12a attaches to display surface 111 as an example, in the present embodiment, in order to not influence to show
Show the display effect in face 111, set edges of the Part I 12a along flexible display screen 11 to set.A kind of embodiment, Part I
12a is upper can to offer through hole, and the viewing area of display surface 111 exposes via the through hole, to avoid blocking viewing area,
Influence display effect；On the other hand, can not be to Part II 12b's because Part II 12b attaches to non-display face 112
Concrete structure limits.
Fig. 9 is refer to, Fig. 9 shows the schematic diagram that supportive body is framework.Specifically, the whole installation of supportive body 12 is
Framework, edge extension of the framework along flexible display screen 11, it includes the first frame 123 being parallel to each other and the second frame 124,
At this point it is possible to be respectively provided with multiple first folding positions in the first frame 123 and the second frame 124, and to be located at the first frame
123 each first folding position and each first folding position face one by one positioned at the second frame 124.It is flexible after so setting
Display screen 11 can fold in two relative the first folded positions, on the one hand can be very good to control flexible display screen 11
Folding position, the deviation of folding position will not occur in the side for being not provided with the first folding position；On the other hand, can also hold very much
Change places and control the folding degree of flexible display screen 11, and reduce the folding difficulty of flexible display screen 11.
Refer to, multiple second folding positions can also be respectively provided with the first frame 123 and the second frame 124, equally
Setting positioned at each second folding position of the first frame 123 with positioned at each second folding position of the second frame 124 one by one just
It is right.In this scheme, the set-up mode of the second folding position is identical with the set-up mode of the first folding position, and technique effect is identical,
Here is omitted.
It should be noted that in the scheme that supportive body 12 is split-type structural, Part I 12a and Part II
12b can be disposed as framework, wherein, Part I 12a attaches to the edge of display surface 111, and Part II 12b is attached to
The edge in non-display face 112.
In addition, the application is not limited the first folding position on supportive body 12 and the second folding position region
It is fixed, that is to say, that can be selected according to demand position of first folding position with the second folding position on supportive body 12
Select.
In the embodiment shown in fig. 9, the first folding position and thickness side of second folding position along flexible display screen 11
Set to face, that is to say, that position where each first groove 121a and the position where each second groove 122a are along flexibility
The thickness direction face of display screen 11, being arranged such can ensure that foldable display device 1 can fold in fixed opening position,
Damage to flexible display screen 11 is caused to avoid user from choosing at random folding position.
It is readily appreciated that, first folding position supportive body 12 on different according to the folding mode of foldable display device 1
Put and be not limited only to situation shown in Fig. 9 with the second folding position, in addition, the first frame 123 and the second frame 124 can be with
More first folding positions and the second folding position are set respectively.
Figure 10 is refer to, Figure 10 shows the signal that the first groove is covered with first surface and the second groove is covered with second surface
Figure.
It is selectable, the first groove 121a can also be set to be covered with first surface 121, or the second groove 122a is covered with
Two surfaces 122, now, foldable display device 1 can arbitrarily fold in any part of supportive body 12, foldable to improve
Flexibility when display device 1 folds.
In the various embodiments described above, the first groove 121a and the second groove 122a shape can select according to actual conditions
Setting, multiple first groove 121a comprise at least one kind in trapezoidal groove, triangular groove, and/or, multiple second grooves
122a comprises at least one kind in trapezoidal groove, triangular groove.
Please continue to refer to Figure 10, for example, it is trapezoidal groove that the first groove 121a and the second groove 122a, which can be set,
The bottom of trapezoidal groove is plane, and deformation space when it is folded is larger, and deflection is larger.
It refer to Figure 11, the schematic diagram that Figure 11 shows the first groove and the second groove is triangular groove.
Selectable, the first groove 121a and the second groove 122a can also be disposed as triangular groove, triangle
The bottom of groove is a rib, and in the presence of folding force, the deflection of triangular groove is relatively small, it is possible thereby to avoid soft
Property display screen 11 produce larger deflection deformation when folding, avoid occurring dead folding after folding.
In some other embodiment, the first groove 121a can also be arranged to trapezoidal groove, by the second groove 122a
It is arranged to triangular groove, vice versa.
In the application, in order to which foldable display device 1 is maintained at into folded state, foldable display device 1 also includes lock
Locking mechanism 13, lockable mechanism 13 may insure that the foldable display device 1 after folding will not voluntarily be deployed.
Please continue to refer to Fig. 4, lockable mechanism 13 includes being arranged at the first magnetic portion 131 and the second magnetic of supportive body 12
Portion 132, in a folded configuration, the first magnetic portion 131 and the second magnetic portion 132 are close, and both mutual adhesives, to keep folding
State.
In the embodiment shown in fig. 4, the first magnetic portion 131 and the second magnetic portion 132 are separately positioned on supportive body 12
Both ends, in a folded configuration, the first magnetic portion 131 is docked with the second magnetic portion 132, and specifically, the first magnetic portion 131 has
There is the first adhesive face 131a, the second magnetic portion 132 has the second adhesive face 132a, the first adhesive face 131a and the second adhesive face
132a faces and it is bonded to each other.In the program, the first magnetic portion 131 is brought into close contact with the second magnetic portion 132, and between the two without
Gap, it is possible thereby to improve the stability of folded state.
Figure 12 is refer to, Figure 12 shows the schematic diagram of another embodiment of lockable mechanism.
For the supportive body 12 of split-type structural, the first magnetic portion 131 and the second magnetic portion 132 can be distinguished
Including two parts, and it is separately positioned on Part I 12a and Part II 12b, after foldable display device 1 folds,
Each first magnetic portion 131 and each adhesive one by one of second magnetic portion 132.
Figure 13 is refer to, Figure 13 shows the first adhesive face and the schematic diagram that the second adhesive face is inclined plane.Further, it is
The adhesive area of two magnetic portions of increase, the first adhesive face 131a and the second adhesive face 132a can also be disposed as tilting
Face, and two inclined planes be arranged in parallel.
Inclined plane it is larger relative to the area of vertical plane, according to the suction-combining force it is directly proportional to adhesive area this is theoretical, increase
Add the area in adhesive face can increase the suction-combining force, so as to improve the reliability of adhesive so that the first magnetic portion 131 and the second magnetic
Portion 132 will not easy disengagement.Figure 14 shows the schematic diagram under the first magnetic portion 131 and the attracting state of the second magnetic portion 132.
Figure 15 is refer to, Figure 15 shows the first magnetic portion and the signal mutually overlapped under the second magnetic portion attracting state
Figure.First magnetic portion 131 and the second magnetic portion 132 can also be by the way of mutually overlapping, i.e. the first magnetic portion 131 and
After the adhesive of two magnetic portion 132, the first magnetic portion 131 and the second magnetic portion 132 are stacked.
Figure 16 is refer to, Figure 16 shows the first magnetic portion and the another kind mutually overlapped under the second magnetic portion attracting state
The schematic diagram of embodiment.
It should be noted that the quantity of the first magnetic portion 131 and the second magnetic portion 132 can also fill according to foldable display
1 different folding modes selection is put, for example, in the embodiment shown in fig. 4, the first magnetic portion 131 is divided with the second magnetic portion 132
One is not arranged to；And for example, in the embodiment shown in fig. 8, the first magnetic portion 131 is respectively set to the second magnetic portion 132
Two；In some other embodiment, the first magnetic portion 131 and the second magnetic portion 132 can also be more, and the application is to this
It is not construed as limiting.
On the other hand, the foldable display device 1 that the application provides also includes winding mechanism 14, please continue to refer to Fig. 1, volume
It is connected around one end of mechanism 14 with supportive body 12, the other end is connected with flexible display screen 11, and winding mechanism 14 is soft for adjusting
Property display screen 11 deploy when and fold when length, its display surface 111 is kept smooth, corrugationless.
Specifically, winding mechanism 14 has winding stroke and unreels stroke, and in a folded configuration, folding force is to Flexible Displays
Screen 11 produces tensile stress, and now, the length increase of flexible display screen 11, accordingly, winding mechanism 14 must produce and unreel stroke；
Conversely, in the deployed state, flexible display screen 11 replys original length, now, winding mechanism 14 produces winding stroke, will be soft
Property display screen 11 reclaim, so as to realize the purpose of adjustment display surface 111 length under folded state and deployed condition respectively.
Winding mechanism 14 is frequently connected to the end of flexible display screen 11, and selectable, and the quantity of winding mechanism 14 can
To be arranged to multiple, each winding mechanism 14 can be separately positioned on the both ends of flexible display screen 11, and multiple winding mechanisms 14 can make
Being more uniformly stressed when flexible display screen 11 shrinks and deployed is obtained, avoids both ends unbalance stress from causing to damage to flexible display screen 11
It is bad.In the embodiment shown in fig. 1, the quantity of winding mechanism 14 is two, and the both ends of supportive body 12 respectively set one.
A kind of embodiment, winding mechanism 14 can use elastic mechanism to realize, specifically, winding mechanism 14 includes elasticity
Part, one end of elastic component are connected with supportive body 12, and the other end is connected with flexible display screen 11, in the expansion of flexible display screen 11
During, expansion power, which acts on elastic component, makes it be deformed stroke, in the folding process of flexible display screen 11, folds masterpiece
It is set to produce return stroke for elastic component.
Wherein, elastomer can use scroll spring, extension spring, compression spring and torsion spring etc., the application to this not
It is construed as limiting.
Certainly, winding mechanism 14 is not limited only to realize that in some other embodiment, winding mechanism is also using elastic mechanism
Other schemes can be used.
In order to ensure the stability of the work of winding mechanism 14, supportive body 12 can set host cavity, and winding mechanism 14 is set
It is placed in host cavity, host cavity, which can play, provides spacing position for elastomer, to ensure that elastomer is only allowing it to deform
Direction distortion, without other directions occur play.
Please continue to refer to Figure 11, for the supportive body 12 of split-type structural, foldable display can also be set to fill
Putting 1 includes multiple first lockable mechanisms 131 ', and multiple first lockable mechanisms 131 ' may be contained within Part I 12a, in the first folding
Under overlapping state, each first lockable mechanism, 131 ' one-to-one location fit.
Similarly, foldable display device 1 can also be set to include multiple second lockable mechanisms 132 ', multiple second locking machines
Structure 132 ' may be contained within Part II 12b, under the second folded state, each second lockable mechanism, 132 ' one-to-one location fit.
In the embodiment shown in fig. 11, foldable display device 1 includes multiple first lockable mechanisms 131 ' and multiple the
Two lockable mechanisms 132 ', multiple first lockable mechanisms 131 ' may be contained within Part I 12a, and multiple second lockable mechanisms 132 ' are equal
Part II 12b is arranged at, under the 3rd folded state, each first lockable mechanism, 131 ' one-to-one location fit, each second lock
The one-to-one location fit of locking mechanism 132 '.The schematic diagram of each first lockable mechanism, 131 ' one-to-one location fit may be referred to Figure 14
And Figure 15.
Selectable, at least one of the first lockable mechanism 131 ' and the second lockable mechanism 132 ' could be arranged to magnetic
Portion, and the adhesive principle of magnetic portion is identical with the adhesive principle of the first magnetic portion 131 and the second magnetic portion 132, it is no longer superfluous herein
State.
It should be noted that lockable mechanism 13 is not limited only to by the way of magnetic portion, for example, it is also possible to solid using bonding
Foldable display device 1 is maintained at folded state by fixed mode, or the mode connected and fixed.Similarly, the first lockable mechanism
131 ' and second the embodiment of lockable mechanism 132 ' be also not limited to magnetic portion, here is omitted.
The preferred embodiment of the application is the foregoing is only, is not limited to the application, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (17)
1. a kind of foldable display device, there is folded state and deployed condition, it is characterised in that including：
Flexible display screen, the flexible display screen include display surface and non-display face；And
Supportive body, the supportive body attach to the flexible display screen, and the supportive body is included along the Flexible Displays
The first surface and second surface that the thickness direction of screen is oppositely arranged, the first surface is provided with multiple first grooves, described
Second surface is provided with multiple second grooves,
Wherein, the position where multiple first grooves is the first folding position, the position where multiple second grooves
For the second folding position, also,
The foldable display device folds in first folded position, to form first folded state, described first
Under folded state, the display surface is wrapped in the supportive body,
Or
The foldable display device folds in second folded position, to form the second folded state, described second
Under folded state, the display surface is exposed to outside the supportive body,
Or
The foldable display device folds in first folded position and second folded position, to form the 3rd
Folded state, under the 3rd folded state, a part for the display surface is wrapped in the supportive body, its remaining part
Divide and be exposed to outside the supportive body.
2. foldable display device according to claim 1, it is characterised in that the first surface and the second surface
One of with the flexible display screen be attached.
3. foldable display device according to claim 1, it is characterised in that the supportive body include Part I and
Part II, the flexible display screen are held between the Part I and the Part II,
The first surface is a side surface of the Part I away from the Part II, and the second surface is described the
Two partially away from the Part I a side surface.
4. foldable display device according to claim 3, it is characterised in that the Part I attaches to the display
Face, and the edge of the display surface is arranged at, the Part II attaches to the non-display face.
5. the foldable display device according to claim 1 or 3, it is characterised in that the supportive body is framework, its edge
The edge extension of the flexible display screen, and the first frame and the second frame including being parallel to each other,
First frame and second frame are respectively provided with multiple first folding positions, positioned at each of first frame
First folding position and each first folding position face one by one positioned at second frame, and/or
First frame and second frame are respectively provided with multiple second folding positions, positioned at each of first frame
Second folding position and each second folding position face one by one positioned at second frame.
6. foldable display device according to claim 1, it is characterised in that first folding position and described second
Thickness direction face of the folding position along the flexible display screen is set.
7. foldable display device according to claim 1, it is characterised in that also including lockable mechanism, the locking machine
Structure is used to the foldable display device being fixed on the folded state.
8. foldable display device according to claim 7, it is characterised in that the lockable mechanism is described including being arranged at
The first magnetic portion and the second magnetic portion of supportive body,
Under the folded state, first magnetic portion and second magnetic portion are attracted.
9. foldable display device according to claim 8, it is characterised in that first magnetic portion and described second
Magnetic portion is respectively arranged at the both ends of the supportive body,
Under the folded state, first magnetic portion is docked with second magnetic portion.
10. foldable display device according to claim 9, it is characterised in that first magnetic portion has first to inhale
Conjunction face, second magnetic portion have the second adhesive face, and the first adhesive face and the second adhesive face are inclined plane, and
Two inclined planes are parallel to each other.
11. foldable display device according to claim 1, it is characterised in that multiple first grooves comprise at least
One kind in trapezoidal groove, triangular groove, and/or
Multiple second grooves comprise at least one kind in trapezoidal groove, triangular groove.
12. foldable display device according to claim 1, it is characterised in that also including winding mechanism, the up- coiler
One end of structure is connected with the supportive body, and the other end is connected with the flexible display screen, and there is the winding mechanism winding to go
Journey and stroke is unreeled,
In the transfer process of the folded state and the deployed condition, the winding mechanism produces the winding stroke or institute
State and unreel stroke, to adjust length of the display surface respectively under folded state and deployed condition.
13. foldable display device according to claim 12, it is characterised in that the quantity of the winding mechanism is more
Individual, each winding mechanism is separately positioned on the both ends after the flexible display screen expansion.
14. foldable display device according to claim 12, it is characterised in that the winding mechanism includes elastic component,
One end of the elastic component is connected with the supportive body, and the other end is connected with the flexible display screen,
During the expansion of the flexible display screen, under external force, the elastic component is deformed stroke, described soft
Property display screen folding process in, the elastic component produces return stroke.
15. foldable display device according to claim 12, it is characterised in that the supportive body has host cavity,
The winding mechanism is arranged in the host cavity.
16. foldable display device according to claim 3, it is characterised in that more also including multiple first lockable mechanisms
Individual first lockable mechanism may be contained within the Part I, under the first folded state, each first locking machine
The one-to-one location fit of structure, or
Also include multiple second lockable mechanisms, multiple second lockable mechanisms may be contained within the Part II, described
Under eighty percent discount overlapping state, each one-to-one location fit of second lockable mechanism, or
Also include multiple first lockable mechanisms and multiple second lockable mechanisms, multiple first lockable mechanisms may be contained within described
Part I, multiple second lockable mechanisms may be contained within the Part II, each described under the 3rd folded state
The one-to-one location fit of first lockable mechanism, each one-to-one location fit of second lockable mechanism.
17. foldable display device according to claim 16, it is characterised in that first lockable mechanism and described the
At least one of two lockable mechanisms include magnetic portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710769737.3A CN107403590B (en) | 2017-08-31 | 2017-08-31 | Foldable display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710769737.3A CN107403590B (en) | 2017-08-31 | 2017-08-31 | Foldable display device |
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| Publication Number | Publication Date |
|---|---|
| CN107403590A true CN107403590A (en) | 2017-11-28 |
| CN107403590B CN107403590B (en) | 2021-04-13 |
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|---|---|---|---|
| CN201710769737.3A Active CN107403590B (en) | 2017-08-31 | 2017-08-31 | Foldable display device |
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