CN107316568B - A kind of flexible display apparatus - Google Patents
A kind of flexible display apparatus Download PDFInfo
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- CN107316568B CN107316568B CN201710752624.2A CN201710752624A CN107316568B CN 107316568 B CN107316568 B CN 107316568B CN 201710752624 A CN201710752624 A CN 201710752624A CN 107316568 B CN107316568 B CN 107316568B
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- flexible display
- air bag
- display apparatus
- bending
- fixed substrate
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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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- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
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Abstract
The invention discloses a kind of flexible display apparatus, belong to field of display technology.Including fixed substrate and flexible display panels；Fixed substrate includes conformable region and peripheral region；Flexible display panels are bonded in conformable region with fixed substrate；Peripheral region is provided at least one air bag；When flexible display apparatus is along bending axis bending, flexible display panels are bent axis and are divided into first area and second area；Air bag makes have gap between the flexible display panels in flexible display panels and second area in first area.To prevent damage caused by flexible display panels overflexing, the life and reliability of flexible display apparatus is improved.In addition to this, the lighter in weight of air bag is conducive to the lightening of flexible display apparatus.
Description
Technical field
The present invention relates to field of display technology, more particularly, to a kind of flexible display apparatus.
Background technique
With the development of display technology, consumer is more and more diversified for the demand of display device, personalized.Flexibility is aobvious
Showing device has many advantages, such as can to bend, easy to carry, the favor by consumer for traditional display device.
Referring to FIG. 1, a kind of flexible display apparatus that the prior art provides can be easy to carry with doubling.Work as Flexible Displays
For device in bending, bending region 02 angle [alpha] as made of bending is too small, will lead to flexible display apparatus overflexing, makes
At flexible display apparatus damage, failure.
Summary of the invention
In view of this, the present invention provides a kind of flexible display apparatus.
The present invention provides a kind of flexible display apparatus, comprising: fixed substrate and flexible display panels；Fixed substrate includes
Conformable region and peripheral region；Flexible display panels are bonded in conformable region with fixed substrate；Peripheral region is provided at least one air bag；
When flexible display apparatus is along bending axis bending, flexible display panels are bent axis and are divided into first area and second area；Gas
Capsule makes have gap between the flexible display panels in flexible display panels and second area in first area.
Compared with prior art, flexible display apparatus provided by the invention, at least realize it is following the utility model has the advantages that
In flexible display apparatus provided by the invention, including fixed substrate and flexible display panels, flexible display panels patch
It closes in fixed substrate.Wherein, the peripheral region of fixed substrate is provided at least one air bag.When flexible display apparatus is along bending axis
When bending, flexible display panels are bent axis and are divided into first area and second area, and air bag keeps the flexibility in first area aobvious
Showing has gap between the flexible display panels in panel and second area, prevent flexible display panels in first area and the
The hypotelorism of flexible display panels in two regions improves to prevent damage caused by flexible display panels overflexing
The life and reliability of flexible display apparatus.In addition to this, the lighter in weight of air bag is conducive to the frivolous of flexible display apparatus
Change.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is a kind of the schematic diagram of the section structure for flexible display apparatus that the prior art provides；
Fig. 2 is a kind of schematic perspective view of flexible display apparatus provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the bending state for the flexible display apparatus that Fig. 2 is provided；
Fig. 4 is the structural schematic diagram of the bending state of another flexible display apparatus provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the bending state of another flexible display apparatus provided in an embodiment of the present invention；
Fig. 6-(a) is the structural schematic diagram of the bending state of another flexible display apparatus provided in an embodiment of the present invention；
Fig. 6-(b) is the structural schematic diagram of the bending state of another flexible display apparatus provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of the bending state of another flexible display apparatus provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of the bending state of another flexible display apparatus provided in an embodiment of the present invention；
Fig. 9 is the structural schematic diagram of another flexible display apparatus provided in an embodiment of the present invention；
Figure 10 is the structural schematic diagram of the bending state for the flexible display apparatus that Fig. 9 is provided；
Figure 11 is the structural schematic diagram of another flexible display apparatus provided in an embodiment of the present invention；
Figure 12 is the structural schematic diagram of the bending state for the flexible display apparatus that Figure 11 is provided；
Figure 13 is the planar structure schematic diagram of another flexible display apparatus provided in an embodiment of the present invention.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 2 and Fig. 3 are please referred to, Fig. 2 is a kind of stereochemical structure signal of flexible display apparatus provided in an embodiment of the present invention
Figure, Fig. 3 are the structural schematic diagrams of the bending state for the flexible display apparatus that Fig. 2 is provided.The embodiment of the invention provides a kind of soft
Property display device, comprising: fixed substrate 10 and flexible display panels 20；Fixed substrate 10 includes conformable region 11 and peripheral region 12；
Flexible display panels are bonded in conformable region 11 with fixed substrate 10；Peripheral region 12 is provided at least one air bag 30；Work as flexibility
When display device is along bending axis Z bending, flexible display panels 20 are bent axis Z and are divided into first area X1 and second area X2；
Air bag 30 makes have gap between the flexible display panels in the flexible display panels in the X1 of first area and second area X2.
In Fig. 2 and flexible display apparatus shown in Fig. 3, fixed substrate 10 is for fixing flexible display panels 20.Fixed base
Plate 10 can use plastic material, can also use metal material, and the present embodiment is not specifically limited this.Fixed substrate 10 is wrapped
Conformable region 11 and peripheral region 12 are included, conformable region 11 is for being bonded flexible display panels 20, for example, flexible display panels 20 can make
It is bonded with glue material with fixed substrate 10.
Flexible display apparatus provided in this embodiment can be along bending axis Z bending.Wherein, bending axis Z can be entity and deposit
An axis, for example, bending axis Z can integrate be arranged in fixed substrate 10.Bending axis Z is also possible to the one of virtual presence
Root axis, flexible display apparatus can be bent along the axis.Flexible display panels 20 be bent axis Z be divided into first area X1 and
Second area X2, flexible display panels and second area when flexible display apparatus is along bending axis Z bending, in the X1 of first area
Flexible display panels in X2 are adjacent to each other.
Flexible display apparatus provided in this embodiment is provided at least one air bag 30 in peripheral region 12, in Fig. 2 and Fig. 3 only
The embodiment that the quantity of air bag 30 is one is illustrated, optionally, the quantity of air bag 30 can be two or more, particular number
It needs to be configured according to specific performance.When flexible display apparatus provided in this embodiment is along bending axis Z bending,
Under the supporting role of air bag 30, between the flexible display panels in the flexible display panels in the X1 of first area and second area X2
With gap, the size in the gap can be configured according to the specific bending performance of flexible display panels, can prevent first
It damages, makes caused by the distance between the flexible display panels in flexible display panels and second area X2 in the X1 of region are too small
There is gap between the flexible display panels in flexible display panels and the second area in the first area, avoid the
The flexible display panels in flexible display panels and second area in one region contact with each other, and avoid bending flexible display apparatus
Afterwards, flexible display panels collision, extruding or the friction in two regions, causes the damage of display panel.Specifically, for example, solid
Determine substrate 10 and be bent axis Z to be divided into the first side and second side, when flexible display apparatus is along bending axis Z bending, is located at first
The air bag 30 of side can be located at second side fixed substrate 10 be in contact, prevent first area X1 in flexible display panels after
The flexible display panels continued into second area X2 are close.It should be noted that air bag 30 keeps the flexibility in the X1 of first area aobvious
Show that the specific set-up mode between the flexible display panels in panel and second area X2 with gap is without being limited thereto.Due to air bag
30 have certain elasticity, buffer function can be played, can prevent flexible display apparatus stops suddenly bend and caused by damage
It is bad.
It should be noted that the size of air bag 30 can be configured according to the concrete condition of flexible display panels, for example,
When angle made of the bending that flexible display panels can be born is smaller, air bag 30 be can be set smaller；Flexible Displays
The bending performance of panel is poor, and when angle made of unbearable lesser bending, air bag 30 be can be set larger.And
And the air pressure inflated in air bag 30 can also be configured with specific requirements according to display device.In addition to this, air bag 30
Lighter in weight is conducive to the lightening of flexible display apparatus.
In flexible display apparatus provided by the invention, including fixed substrate and flexible display panels, flexible display panels patch
It closes in fixed substrate.Wherein, the peripheral region of fixed substrate is provided at least one air bag.When flexible display apparatus is along bending axis
When bending, flexible display panels are bent axis and are divided into first area and second area, and air bag keeps the flexibility in first area aobvious
Showing has gap between the flexible display panels in panel and second area, prevent flexible display panels in first area and the
The hypotelorism of flexible display panels in two regions, so that damage caused by flexible display panels overflexing is prevented, meanwhile,
There is gap between the flexible display panels in flexible display panels and the second area in the first area, avoid the
The flexible display panels in flexible display panels and second area in one region contact with each other, and avoid bending flexible display apparatus
Afterwards, flexible display panels collision, extruding or the friction in two regions, causes the damage of display panel, improves Flexible Displays
The life and reliability of device.In addition to this, the lighter in weight of air bag is conducive to the lightening of flexible display apparatus.
In some alternative embodiments, referring to FIG. 4, Fig. 4 is another Flexible Displays provided in an embodiment of the present invention
The structural schematic diagram of the bending state of device.Fig. 4 has continued to use the appended drawing reference of Fig. 3, and something in common repeats no more.It is wrapped in air bag 30
Include sensor 31；When flexible display apparatus is bent, sensor 31 exports the first electric signal, and flexible display apparatus enters standby mould
Formula；When flexible display apparatus is unfolded by bending state, sensor 31 exports the second electric signal, and flexible display apparatus is made to enter work
Mode.In flexible display apparatus provided in this embodiment, sensor 31 is integrated in air bag 30.It is understood that due to
Air bag 30 is hollow state, and sensor 31 can be set in the inside of air bag 30.In order to clearly illustrate the middle biography of the present embodiment
The relative positional relationship of sensor 31 and air bag 30 illustrates the schematic diagram of the section structure of flexible display apparatus in Fig. 4.The present embodiment
In the flexible display apparatus of offer, sensor 31 can sense the motion state of flexible display apparatus, when flexible display apparatus is curved
When folding, flexible display panels 20 are without executing display function, and in order to save power consumption, sensor 31 exports the first electric signal, flexible
Display device enters standby mode；When flexible display apparatus is unfolded by bending state, flexible display panels 20 need to be implemented display
Function, sensor 31 export the second electric signal, so that flexible display apparatus is entered operating mode from standby mode, so as to user into
The subsequent operation of row.Sensor 31 can be integrated in air bag 30 by flexible display apparatus provided in this embodiment, can be saved
The space of flexible display apparatus is conducive to the lightening of flexible display apparatus.
Optionally, please continue to refer to Fig. 4.Flexible display apparatus provided in this embodiment further includes first circuit board 32, is passed
Sensor 31 is electrically connected with first circuit board 32；First circuit board 32 and air bag 30 form sealing space, and sensor 31 is arranged close
It seals in space.First circuit board 32 is a printed circuit board (Printed Circuit Board, abbreviation PCB), the first circuit
Plate 32 is provided with circuit trace, can be 31 transmission telecommunications number of sensor.Making flexible display apparatus provided in this embodiment
When, sensor 31 can be electrically connected on first circuit board 32, it is then thin in first circuit board 32 and the covering of 31 surface of sensor
Film, to formation air bag 30 after gas-filled film.First circuit board 32, sensor 31 and air bag 30 form an independent element, and
The element is fixed on peripheral region 12 afterwards.Flexible display apparatus provided in this embodiment, air bag 30 can and fixed substrate
10, flexible display panels 20 are fabricated separately, and are then fitted together, simple process, and improve the system of flexible display apparatus
Make efficiency.
In some alternative embodiments, sensor can be fixed on first circuit board, pass through first circuit board and fixation
Substrate connection.Air bag includes transparent flexible thin-walled, and the thin-walled is connect with first circuit board, forms confined space and accommodates sensing
Device.The groove of first circuit board can be accommodated by being formed in fixed substrate, and first circuit board is embedded in fixed substrate, thus make air bag with
Sensor is more stable to be fixed in fixed substrate.In some alternative embodiments, please continue to refer to Fig. 4.Air bag 30 includes
Sensor 31, sensor 31 include at least one of pressure sensor, light sensor, imaging sensor.
When sensor 31 includes pressure sensor, pressure sensor can sense the pressure condition that air bag 30 is subject to.When
When the pressure that air bag 30 is subject to reaches preset value, illustrate that flexible display apparatus has reached the limit of bending, sensor 31 can be defeated
Corresponding electric signal out, flexible display apparatus can make flexible display apparatus enter standby mode according to the electric signal；Work as air bag
When 30 pressure being subject to are gradually reduced, illustrate that flexible display apparatus is unfolded by bending state, sensor 31 can export accordingly
Electric signal makes flexible display apparatus enter operating mode.
When sensor 31 includes light sensor, light sensor can sense the light of 30 region of air bag.When
The light of light sensor sensing gradually it is dimmed to preset value when, illustrate that flexible display apparatus is being bent, sensor 31 can be with
Corresponding electric signal is exported, flexible display apparatus can make flexible display apparatus enter standby mode according to the electric signal；Work as light
When the light of line sensor sensing gradually brightens to preset value, illustrate that flexible display apparatus is unfolded by bending state, sensor 31
Corresponding electric signal can be exported, flexible display apparatus is made to enter operating mode.
When sensor 31 includes imaging sensor, flexible display apparatus can be determined according to the image that sensor 31 is shot
Motion state.When flexible display apparatus is bent to the limit, sensor 31 can export corresponding electric signal, Flexible Displays dress
Setting can make flexible display apparatus enter standby mode according to the electric signal；When flexible display apparatus is unfolded by bending state, pass
Sensor 31 can export corresponding electric signal, and flexible display apparatus is made to enter operating mode.
In some alternative embodiments, referring to FIG. 5, Fig. 5 is another Flexible Displays provided in an embodiment of the present invention
The structural schematic diagram of the bending state of device.Fig. 5 has continued to use the appended drawing reference of Fig. 3.In flexible display apparatus shown in fig. 5, Gu
Determining substrate 10 includes shaft 101, and flexible display apparatus can be bent along shaft 101.Wherein, flexible display apparatus is curved along shaft 101
It is converted into approximate "U" shaped.Shaft 101 is integrated in fixed substrate 10 by flexible display apparatus provided in this embodiment, convenient for soft
Property display device around shaft 101 bend.
It in some alternative embodiments, can will be flexible material at design fixed substrate bending axis, to realize bending,
Other regions are rigid material, and flexible display panels can be played with protection or support.Wherein, flexible display apparatus is curved along shaft
After folding, bending region has bending radius curved surface, specifically, flexible display apparatus is bent into approximate "U" shaped along shaft.
In some alternative embodiments, with continued reference to FIG. 5, peripheral region is provided with multiple air bags；When Flexible Displays fill
When setting along the bending of shaft 101, air bag 30 is contacted with fixed substrate 10；It wherein, is first apart from the smallest air bag apart from shaft 101
Air bag 301, apart from shaft 101 apart from maximum air bag be the second air bag 302；The height of first air bag 301 be H01,1.5R≤
H01≤2R；The height of second air bag 302 is H02, R≤H02≤2R；Bending radius when fixed substrate 10 is bent along shaft 101
For R.In flexible display apparatus provided in this embodiment, according to the bending performance of flexible display panels set fixed substrate 10 along turn
Axis 101 bend when bending radius be R, when fixed substrate 10 around shaft 101 be bent to bending radius be R when, air bag 30 with
Fixed substrate 10 contacts, and resistance value fixed substrate 10 is further bent.Multiple gas are provided in the present embodiment, in flexible display apparatus
Capsule 30, apart from shaft 101 apart from the smallest air bag be the first air bag 301, set the first air bag 301 height H01 1.5R extremely
In the range of 2R, the height H01 of the first air bag 301 can not be bent to default no more than 2R more than flexible display apparatus after 2R
Position；The height H01 of first air bag 301 not be preferably less than 1.5R, less than cannot effectively be prevented after 1.5R fixed substrate 10 into
One step, which is bent to bending radius, is less than R.In addition to this, the height H02 of the second air bag 302 is less than the first air bag 301 height H01, R
≤ H02≤2R can make flexible display apparatus smaller apart from the gap of shaft 101 remotely, the Flexible Displays dress after making bending
It sets more beautiful and easy to carry.
In some alternative embodiments, please refer to Fig. 6-(a), Fig. 6-(a) be it is provided in an embodiment of the present invention another
The structural schematic diagram of the bending state of flexible display apparatus, peripheral region are provided with multiple air bags 30；Multiple air bags 30 are with shaft 101
It is symmetrical arranged for symmetry axis.Flexible display apparatus provided in this embodiment, multiple air bags 30 are that symmetrical axial symmetry is set with shaft 101
It sets, when fixed substrate 10 is bent around shaft 101, two symmetrically arranged air bags 30 are contacted with each other, and can make first area
There is gap between flexible display panels in flexible display panels in X1 and second area X2.To prevent Flexible Displays face
It is damaged caused by plate overflexing, improves the life and reliability of flexible display apparatus.
It optionally, is air bag group 300 please continue to refer to Fig. 6-(a), air bag 30 and with its symmetrically arranged air bag 30；When soft
Property display device when being bent along shaft 101, the air bag 30 in air bag group 300 contacts with each other；Wherein, apart from shaft apart from the smallest
Air bag group be the first air bag group 301, apart from shaft apart from maximum air bag group be the second air bag group 302；In first air bag group 301
The sum of the height of air bag be H1,1.5R≤H1≤2R；The sum of height of air bag in second air bag group 302 is H2, wherein H2
=H21+H22, R≤H2≤2R；Wherein, bending radius when fixed substrate 10 is bent along shaft 101 is R.The present embodiment provides
Display panel in, the sum of height that air bag in the first air bag group 301 is arranged is H1,1.5R≤H1≤2R, and the first air bag is arranged
The sum of height of air bag H1 can not be bent to preset position more than flexible display apparatus after 2R no more than 2R in group 301；H1
It is not preferably less than 1.5R, further bending to bending radius is less than R less than cannot effectively prevent fixed substrate 10 after 1.5R.Second
The sum of height of air bag in air bag group 302 is H2, wherein H2=H21+H22, R≤H2≤2R；In addition to this, the second air bag group
The sum of height of air bag in 302 H2 can make less than the sum of the height of air bag in the first air bag group 301 H1, R≤H2≤2R
Flexible display apparatus is smaller apart from the gap of shaft 101 remotely, and the flexible display apparatus after making bending is more beautiful, and is convenient for
It carries.
In some alternative embodiments, please refer to Fig. 6-(b), Fig. 6-(b) be it is provided in an embodiment of the present invention another
The structural schematic diagram of the bending state of flexible display apparatus.Unlike embodiment shown in Fig. 6-(a), the present embodiment
In, the air bag in the first air bag group 301 includes the air bag upper surface away from fixed substrate 10, and the air bag further includes close to described
The air bag lower surface of fixed substrate 10；Air bag lower surface is fixed in fixed substrate 10, it can be understood as air bag lower surface with should
It is parallel to locate fixed substrate 10.Air bag upper surface and its lower surface are not parallel, that is to say, that air bag upper surface is compared to the air bag institute
The surface of fixed substrate 10 have certain inclination.
The upper surface of two air bags in first air bag group 301 is parallel under the bending state of flexible display apparatus, as a result,
Under the bending state of flexible display apparatus, the upper surface of two air bags in the first air bag group 301 is mutually agreed with, and avoids bending state
Under bending axis two sides first area and second area occur relative movement or dislocation, maintain the stabilization of bending state.Certainly,
The upper surface that the present invention is not intended to limit air bag in only the first air bag group uses the design of the present embodiment.
In some alternative embodiments, referring to FIG. 7, Fig. 7 is another Flexible Displays provided in an embodiment of the present invention
The structural schematic diagram of the bending state of device.Fig. 7 has continued to use the appended drawing reference of Fig. 1.Flexible display panels in the X1 of first area
The plane at place is the first plane S1；The plane where flexible display panels in second area X2 is the second plane S2；When soft
Property display device when being bent along bending axis 102, air bag 30 contacts with each other or air bag 30 is contacted with fixed substrate 10, makes first flat
The angle of face S1 and the second plane S2 are predetermined angle θ.Wherein, Fig. 7 illustrates to bend when flexible display apparatus along bending axis 102
When, embodiment that air bag 30 is contacted with fixed substrate 10.When flexible display apparatus is bent along bending axis 102, air bag 30 is mutual
The way of example being in contact please refers to Fig. 8.Fig. 8 is the bending of another flexible display apparatus provided in an embodiment of the present invention
The structural schematic diagram of state, Fig. 8 have continued to use the appended drawing reference of Fig. 7.In flexible display apparatus shown in Fig. 8, at least there are two gas
Capsule 30 is symmetrical arranged with bending axis 102 as symmetry axis, and when flexible display apparatus is bent along bending axis 102, two are symmetrical arranged
Air bag 30 contact with each other, make the angle predetermined angle θ of the first plane Yu the second plane.It should be noted that Fig. 7 and Fig. 8
Shown in flexible display apparatus, flexible display apparatus bends along bending axis 102, and flexible display apparatus is made to be bent into approximate " V " word
Shape, wherein bending axis 102 is integrated in fixed substrate 10.It is soft in the X1 of first area since flexible display panels are relatively thin
Plane where property display panel is that the plane where the flexible display panels in the first plane S1, second area X2 is second flat
Face S2 makes the minimum predetermined angle θ of the angle of the first plane S1 and the second plane S2, at this point, being the bending resistance of flexible display panels
When the angle of the folding limit, the first plane S1 and the second plane S2 are less than predetermined angle θ, flexible display panels may be made to damage
It is bad.Flexible display apparatus provided in this embodiment, when flexible display apparatus is bent along bending axis 102, air bag 30 is contacted with each other
Or air bag 30 is contacted with fixed substrate 10, can be prevented damage caused by flexible display panels overflexing, be improved flexibility
The life and reliability of display device.
In some alternative embodiments, with continued reference to FIG. 7, peripheral region is provided with multiple air bags；Along far from bending axis
The height H in 102 direction, multiple air bags 30 is successively increased.Direction far from bending axis 102 please refers to the direction x in figure.This reality
In the flexible display apparatus that example offer is provided, make the minimum predetermined angle θ of the angle of the first plane S1 and the second plane S2, therefore,
On the direction far from bending axis 102, the distance between the first plane S1 and the second plane S2 are gradually increased, multiple by being arranged
The height H of air bag 30 is successively increased, and the fixed substrate 10 that can make air bag 30 and be in contact with it is worked in coordination, and can effectively be prevented
Only fixed substrate 10 is further bent to less than predetermined angle θ.
Optionally, with continued reference to FIG. 7, when flexible display apparatus is bent along bending axis 102, air bag 30 and fixed substrate
10 contacts；The height of air bag 30 is H, wherein H >=L × tan θ, L is distance of the air bag 30 to bending axis 102.The present embodiment mentions
In the flexible display apparatus of confession, L × tan θ is set by the minimum value of the height H of air bag 30, can effectively prevent fixed base
Plate 10 is bent to less than predetermined angle θ.
In some alternative embodiments, referring to FIG. 9, Fig. 9 is another Flexible Displays provided in an embodiment of the present invention
The structural schematic diagram of device.Fig. 9 has continued to use the appended drawing reference of Fig. 7.In flexible display apparatus shown in Fig. 9, along far from bending axis
The height in 102 direction, single air bag 30 gradually increases.Direction far from bending axis 102 please refers to the direction x in figure.
Optionally, incorporated by reference to reference Fig. 9 and Figure 10, Figure 10 be Fig. 9 provide flexible display apparatus bending state knot
Structure schematic diagram.Air bag 30 includes the air bag upper surface 3001 away from fixed substrate 10, and air bag 30 includes close to fixed substrate 10
Air bag lower surface 3002；When flexible display apparatus is bent along bending axis 102, air bag 30 is contacted with fixed substrate 10；On air bag
The angle of surface 3001 and air bag lower surface 3002 is θ.In flexible display apparatus provided in this embodiment, by setting air bag
The angle of surface 3001 and air bag lower surface 3002 is θ, when flexible display apparatus along bending axis 102 be bent to the first plane S1 with
When the angle of second plane S2 is predetermined angle θ, air bag upper surface 3001 can be contacted completely with fixed substrate 10, Ke Yiyou
Effect prevents fixed substrate 10 to be further bent to less than predetermined angle θ.It is understood that Fig. 9 and Figure 10 only illustrate gas
The quantity of capsule 30 is one, and optionally, the quantity of air bag 30 can be multiple.
In some alternative embodiments, please refer to Figure 11 and Figure 12, Figure 11 be it is provided in an embodiment of the present invention another
The structural schematic diagram of flexible display apparatus, Figure 12 are the structural schematic diagrams of the bending state for the flexible display apparatus that Figure 11 is provided.
Air bag 30 includes the air bag upper surface 3003 away from fixed substrate 10, and air bag includes close to the air bag lower surface of fixed substrate
3004；When flexible display apparatus is bent along bending axis 102, air bag 30 is contacted with each other；Air bag upper surface 3003 and air bag following table
The angle in face 3004 is θ/2.In flexible display apparatus provided in this embodiment, by under setting air bag upper surface 3003 and air bag
The angle on surface 3004 is θ/2, and two contacted with each other air bag is symmetrical arranged, when flexible display apparatus is curved along bending axis 102
When the angle for being folded to the first plane S1 and the second plane S2 is predetermined angle θ, it is further to can effectively prevent fixed substrate 10
It is bent to and is less than predetermined angle θ.
In some alternative embodiments, Figure 13 is please referred to, Figure 13 is that another flexibility provided in an embodiment of the present invention is aobvious
The planar structure schematic diagram of showing device.On the basis of the flexible display apparatus that any embodiment of the present invention provides, fixed substrate
10 and flexible display panels 20 be rectangle；The short side 101 of fixed substrate 10 extends in a first direction, the long side of fixed substrate 10
102 extend in a second direction, and first direction is vertical with second direction；Bending axis Z is extended in a first direction.Optionally, air bag 30
It is arranged on four angles of the fixed substrate 10 of rectangle.
In some alternative embodiments, please continue to refer to Figure 13, display device further includes aerating and exhaust device 50；Flexibility is aobvious
When showing device is along bending axis Z bending, aerating and exhaust device 50 is inflated to air bag 30；When flexible display apparatus is unfolded by bending state,
Aerating and exhaust device 50 deflates air bag 30.It, can by the way that aerating and exhaust device 50 is arranged in flexible display apparatus provided in this embodiment
To be inflated to air bag 30, prevent flexible display apparatus overflexing when flexible display apparatus is along bending axis Z bending；In flexibility
When display device is unfolded by bending state, air bag 30 is deflated, reduces the surface texture of fixed substrate 10.
In some alternative embodiments, the groove that can accommodate air bag is formed in fixed substrate, air bag is fixed on fixation
In groove on substrate, after air bag inflation, the part of the prominent fixed substrate of air bag is played a supporting role, and air bag and fixed substrate connect
The part connect is embedded in the groove of fixed substrate, to make air bag is more stable to be fixed in fixed substrate.Air bag is put
After gas, air bag can be accommodated in groove, be conducive to the slimming of flexible display apparatus, and the flexible display apparatus after making bending is more
Add beauty, while groove plays the role of protecting air bag, avoid when without using air bag, air bag be exposed to fixed substrate it is outer by
Damage.
In some alternative embodiments, the direction for being parallel to bending axis along one, at least there are two air bags, it is preferred that
Along the same direction for being parallel to bending axis, at least respectively there are an air bag or air bag group in flexible display panels two sides, flexible in this way
For display device after bending axis bending, air bag can provide support more evenly.
In some alternative embodiments, soft on the basis of the flexible display apparatus that any embodiment of the present invention provides
Property display panel 10 be organic LED display panel.Organic Light Emitting Diode (Organic Light-Emitting
Diode, abbreviation OLED) it is also known as Organic Electricity laser display, organic luminous semiconductor.Organic LED display panel has
Self-luminous, wide viewing angle, high contrast, compared with low power consumption, reaction speed is fast the advantages that.And organic LED display panel can
To use flexible material to make.
Through the foregoing embodiment it is found that flexible display apparatus provided by the invention, at least realize it is following the utility model has the advantages that
In flexible display apparatus provided by the invention, including fixed substrate and flexible display panels, flexible display panels patch
It closes in fixed substrate.Wherein, the peripheral region of fixed substrate is provided at least one air bag.When flexible display apparatus is along bending axis
When bending, flexible display panels are bent axis and are divided into first area and second area, and air bag keeps the flexibility in first area aobvious
Showing has gap between the flexible display panels in panel and second area, prevent flexible display panels in first area and the
The hypotelorism of flexible display panels in two regions, thus damage caused by preventing flexible display panels overflexing too small,
Improve the life and reliability of flexible display apparatus.In addition to this, the lighter in weight of air bag, is conducive to flexible display apparatus
It is lightening.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (16)
1. a kind of flexible display apparatus characterized by comprising
Fixed substrate and flexible display panels；
The fixed substrate includes conformable region and peripheral region；The flexible display panels in the conformable region with the fixed base
Plate fitting；
The peripheral region is provided at least one air bag, includes sensor in the air bag；When the flexible display apparatus is bent,
The sensor exports the first electric signal, and the flexible display apparatus enters standby mode；The flexible display apparatus is by bending
When state is unfolded, the sensor exports the second electric signal, and the flexible display apparatus is made to enter operating mode；
When the flexible display apparatus is along bending axis bending, the flexible display panels are divided into the firstth area by the bending axis
Domain and second area；The air bag makes the Flexible Displays in flexible display panels and the second area in the first area
There is gap between panel.
2. flexible display apparatus according to claim 1, which is characterized in that
It further include first circuit board, the sensor is electrically connected with the first circuit board；
The first circuit board and the air bag form sealing space, and the sensor is arranged in the sealing space.
3. flexible display apparatus according to claim 1, which is characterized in that
Include sensor in the air bag, the sensor include pressure sensor, light sensor, in imaging sensor extremely
Few one kind.
4. flexible display apparatus according to claim 1, which is characterized in that
The bending axis includes the shaft being integrally disposed in the fixed substrate, and the flexible display apparatus can be along the shaft
Bending.
5. flexible display apparatus according to claim 4, which is characterized in that
The peripheral region is provided with multiple air bags；
The multiple air bag is symmetrical arranged by symmetry axis of the shaft.
6. flexible display apparatus according to claim 5, which is characterized in that
The air bag and with its symmetrically arranged air bag be air bag group；
When the flexible display apparatus is bent along the shaft, the air bag in the air bag group is contacted with each other；Wherein, apart from institute
State shaft apart from the smallest air bag group be the first air bag group, apart from the shaft apart from maximum air bag group be the second air bag group；
The sum of height of air bag in the first air bag group is H1,1.5R≤H1≤2R；
The sum of height of air bag in the second air bag group is H2, R≤H2≤2R；Wherein, the fixed substrate turns along described
Bending radius when axis is bent is R.
7. flexible display apparatus according to claim 4, which is characterized in that
The peripheral region is provided with multiple air bags；When the flexible display apparatus is bent along the shaft, the air bag and institute
State fixed substrate contact；It wherein, is the first air bag apart from the smallest air bag apart from the shaft, it is maximum apart from the shaft distance
Air bag be the second air bag；
The height of first air bag is H01,1.5R≤H01≤2R；
The height of second air bag is H02, R≤H02≤2R；
The bending radius when fixed substrate is bent along the shaft is R.
8. flexible display apparatus according to claim 1, which is characterized in that
The plane where flexible display panels in the first area is the first plane；
The plane where flexible display panels in the second area is the second plane；
When the flexible display apparatus is bent along the bending axis, the air bag contact with each other or the air bag with it is described solid
Determine substrate contact, makes the angle predetermined angle θ of first plane Yu second plane.
9. flexible display apparatus according to claim 8, which is characterized in that
The peripheral region is provided with multiple air bags；
Along the direction far from the bending axis, the height of the multiple air bag is successively increased.
10. flexible display apparatus according to claim 8, which is characterized in that
Along the direction far from the bending axis, the height of the single air bag is gradually increased.
11. flexible display apparatus according to claim 10, which is characterized in that
The air bag includes the air bag upper surface away from the fixed substrate, and the air bag includes the gas close to the fixed substrate
Capsule lower surface；
When the flexible display apparatus is along bending axis bending, the air bag is contacted with the fixed substrate；Table on the air bag
The angle of face and the air bag lower surface is θ.
12. flexible display apparatus according to claim 10, which is characterized in that
The air bag includes the air bag upper surface away from the fixed substrate, and the air bag includes the gas close to the fixed substrate
Capsule lower surface；
When the flexible display apparatus is along bending axis bending, the air bag is contacted with each other；The air bag upper surface and the gas
The angle of capsule lower surface is θ/2.
13. flexible display apparatus according to claim 8, which is characterized in that
When the flexible display apparatus is bent along the bending axis, the air bag is contacted with the fixed substrate；
The height of the air bag is H, wherein H >=L × tan θ, L is distance of the air bag to the bending axis.
14. flexible display apparatus according to claim 1, which is characterized in that
The fixed substrate and the flexible display panels are rectangle；
The short side of the fixed substrate extends in a first direction, and the long side of the fixed substrate extends in a second direction, and described
One direction is vertical with the second direction；
The bending axis extends along the first direction.
15. flexible display apparatus according to claim 1, which is characterized in that
The flexible display panels are organic LED display panel.
16. flexible display apparatus according to claim 1, which is characterized in that
The display device further includes aerating and exhaust device；
When the flexible display apparatus is along bending axis bending, the aerating and exhaust device is inflated to the air bag；
When the flexible display apparatus is unfolded by bending state, the aerating and exhaust device deflates the air bag.
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| CN201710752624.2A CN107316568B (en) | 2017-08-28 | 2017-08-28 | A kind of flexible display apparatus |
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| CN107316568B true CN107316568B (en) | 2019-06-14 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108364602B (en) * | 2018-04-24 | 2021-05-25 | 京东方科技集团股份有限公司 | Flexible display panel, manufacturing method thereof and optical compensation method thereof |
| CN109300401B (en) * | 2018-11-30 | 2021-07-30 | 上海天马微电子有限公司 | Display panel, manufacturing method thereof and display device |
| CN109637365B (en) | 2018-12-15 | 2020-09-01 | 武汉华星光电半导体显示技术有限公司 | Airbag module and flexible panel bending method using same |
| CN110197621B (en) * | 2019-07-01 | 2021-11-12 | 武汉天马微电子有限公司 | Flexible foldable display device |
| CN110675747B (en) | 2019-09-16 | 2021-01-01 | 武汉华星光电半导体显示技术有限公司 | Foldable display device |
| CN110752232B (en) * | 2019-09-29 | 2021-12-07 | 上海天马微电子有限公司 | Flexible display panel and display device |
| CN110610665B (en) * | 2019-10-09 | 2021-09-07 | 昆山工研院新型平板显示技术中心有限公司 | Display panel and display device |
| CN111128030B (en) * | 2020-01-02 | 2021-11-19 | 武汉天马微电子有限公司 | Display module and display device |
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