CN109461385A - Flexible display apparatus - Google Patents
Flexible display apparatus Download PDFInfo
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- CN109461385A CN109461385A CN201910013773.6A CN201910013773A CN109461385A CN 109461385 A CN109461385 A CN 109461385A CN 201910013773 A CN201910013773 A CN 201910013773A CN 109461385 A CN109461385 A CN 109461385A
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- flexible display
- display screen
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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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- General Physics & Mathematics (AREA)
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Abstract
The present invention provides a kind of flexible display apparatus, are related to field of display technology.The flexible display apparatus may include: flexible display screen, including bent area；It is bonded the support component of bent area setting；The retraction assemblies of support component periphery are set；And driving assembly, be configured to driving retraction assemblies along close to flexible display screen direction move and along away from flexible display screen direction move between switch.The embodiment of the present invention is by being arranged support component and retraction assemblies in the bent area of flexible display screen, so that when flexible display screen is in flattened state, bent area can be supported jointly by support component and retraction assemblies, when flexible display screen is in folded state, bent area can continue to be supported by support component, and retraction assemblies are then mobile to the direction far from flexible display screen, to vacate the shrink space of flexible display screen, and then bent area is effectively prevented since suffered pulling force is more than mechanicalness fracture caused by pulling force power limit.
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 flexible display technologies, favor of the flexible display apparatus increasingly by market.But for current
Flexible display apparatus for, flexible display screen is easy to appear screen internal portion's construction machine fracture when folding, so as to cause
Shield body damage.
Therefore, flexible display screen how to be avoided to be damaged when folding as urgent problem to be solved.
Summary of the invention
In view of this, the embodiment of the present invention is dedicated to providing a kind of flexible display apparatus, it is flexible in the prior art to solve
The problem of display screen can be damaged when folding.
One aspect of the present invention provides a kind of flexible display apparatus, comprising: flexible display screen, including bent area；It is bonded curved
The support component of folding area setting；The retraction assemblies of support component periphery are set；And driving assembly, it is configured to driving contraction group
Part along close to flexible display screen direction move and along away from flexible display screen direction move between switch.
In one embodiment of the invention, support component includes at least one support magnet, and retraction assemblies include absorption
At least one at least one support magnet periphery shrinks magnet, wherein at least one support magnet and at least one contraction
Magnet parallel arranged and be cylinder.
In one embodiment of the invention, driving assembly includes at least one first electromagnetism that bending area edge is arranged in
Iron and at least one second electromagnet；Wherein, magnet is shunk under the action of the first attraction of the first electromagnet along close to soft
Property display screen direction it is mobile, shrink magnet under the action of the second attraction of the second electromagnet along away from flexible display screen
Direction is mobile.
In one embodiment of the invention, driving assembly further comprises the first pressure being arranged on the first electromagnet
Sensor and controller, wherein the first electromagnet, the second electromagnet and first pressure sensor are electrically connected with the controller, control
Device processed, which is configured that, receives the first pressure signal that first pressure sensor is sent, and wherein first pressure signal is used to indicate contraction
Magnet is being gradually increased the pressure of the first electromagnet；The first attraction is gradually decreased according to first pressure signal；And according to
First pressure signal is gradually increased the second attraction.
In one embodiment of the invention, driving assembly further comprises being arranged on the second electromagnet and and controller
The second pressure sensor of electrical connection, wherein controller is further configured to: the second pressure that second pressure sensor is sent is received
Force signal, wherein second pressure signal is used to indicate contraction magnet and is being gradually reduced to the pressure of the second electromagnet；According to second
Pressure signal is gradually increased the first attraction；And the second attraction is gradually decreased according to second pressure signal.
In one embodiment of the invention, at least one support magnet is greater than second to the third attraction for shrinking magnet
The maximum value of attraction, and/or, the maximum value of the first attraction.
In one embodiment of the invention, the distance of the center of gravity of the second electromagnet to flexible display screen is greater than the first electromagnetism
Distance of the center of gravity of iron to flexible display screen.
In one embodiment of the invention, one at least one support magnet is fixed on flexible display screen.
In one embodiment of the invention, flexible display screen further comprises positioned at the first of the opposite two sides in bent area
Open and flat area and the second open and flat area, flexible display apparatus further comprise the first support portion and the support second for supporting the first open and flat area
Second support portion in open and flat area, wherein the first support portion and the second support portion are curved to limit by contacting with each other for respective bottom surface
The bending of folding area.
In one embodiment of the invention, at least the first electromagnet and at least one second electromagnet are arranged at first
Between support part and flexible display screen, and/or, between the second support portion and flexible display screen.
The embodiment of the present invention is by being arranged support component and retraction assemblies in the bent area of flexible display screen, so that working as
When flexible display screen is in flattened state, bent area can be supported jointly by support component and retraction assemblies, work as flexible display screen
When in folded state, bent area can continue from support component support and retraction assemblies then to far from flexible display screen direction
It is mobile, to vacate the shrink space of flexible display screen, and then bent area is effectively prevented since suffered pulling force is more than pulling force
Mechanicalness is broken caused by power limit, effectively prevents the damage of flexible display screen.
Detailed description of the invention
Fig. 1 is the partial schematic structure of flexible display apparatus according to an embodiment of the invention in a folded configuration
Figure.
Fig. 2 is partial schematic structure of the flexible display apparatus according to an embodiment of the invention under tiled state
Figure.
Fig. 3 is the flow diagram of controller configuration according to an embodiment of the invention.
Fig. 4 is the flow diagram of controller configuration in accordance with another embodiment of the present invention.
Fig. 5 is the schematic diagram of flexible display apparatus according to an embodiment of the invention in a folded configuration.
Fig. 6 is schematic diagram of the flexible display apparatus according to an embodiment of the invention under tiled state.
Appended drawing reference in above-mentioned attached drawing is as follows: flexible display screen 1, bent area 11, the first open and flat area 121, second are open and flat
Area 122, shrink magnet 2, support magnet 3, the first electromagnet 4, the second electromagnet 5, the first support portion 61, the second support portion 62,
First piezoelectric transducer 7, second pressure sensor 8.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
In the conceived case, the same or similar part that the various pieces in attached drawing are mentioned will use identical attached drawing
Label.
As described in background, flexible display screen in the prior art is easy to happen damage when folding, to influence
The service life of flexible display apparatus.Inventor is the study found that there is the reason of this problem, in order to make flexible display screen
It can be shown in the state of open and flat, the non-display side of flexible display screen is usually provided with the component with certain degree of hardness, uses
To support flexible display screen.Like this, while folded flexible display screen, the component can also be folded.Due to component
Hardness is higher, is not susceptible to elastic deformation, therefore in a folded configuration, and the bent area of flexible display screen will be in the shape of tension
State, and with the increase of the degree of folding, pulling force suffered by the bent area of flexible display screen can be also gradually increased.When the pulling force is more than
When the pulling force limit that flexible display screen can bear, mechanicalness fracture will occur for flexible display screen, so as to cause screen body damage.
In order to solve the problems, such as screen body damage, inventor research obtain, if in a folded configuration, flexible display screen it is curved
Pulling force suffered by folding area can be less than the pulling force limit that flexible display screen can bear, and flexible display screen will be not susceptible to machinery
Property fracture, and then effectively prevent flexible display screen fold when be easy to happen damage.
Based on this, the present invention provides a kind of flexible display apparatus, which includes: flexible display screen, packet
Include bent area；It is bonded the support component of bent area setting；The retraction assemblies of support component periphery are set；And driving assembly,
Driving retraction assemblies are configured to move along the direction close to flexible display screen and moving it along the direction away from flexible display screen
Between switch.
Specifically, the region that bending deformation occurs when folding, on flexible display screen for flexible display screen is properly termed as bending
Area.Support component can be used for supporting the bent area of flexible display apparatus, and no matter in tiled state or folded state, support
Component can be bonded to each other with bent area.Under tiled state, retraction assemblies can support bent area with support component jointly.
In folded flexible display screen, retraction assemblies can be moved along the direction away from flexible display screen, to eliminate to bent area
Supporting role, vacated the shrink space of flexible display screen, and then reduce pulling force suffered by flexible display screen, avoided soft
The damage of property display screen.When flexible display screen is tiled state by collapsed state, retraction assemblies again can be along close to soft
Property display screen direction it is mobile, to restore the supporting role to bent area.Specifically, retraction assemblies can be in driving assembly
Under driving effect complete along close to flexible display screen direction move and along away from flexible display screen direction move between cut
It changes.
Herein, in order to allow support component to be bonded bent area at any time, support component can have by mutual
The magnet of absorption is constituted, be also possible to be joined end to end by multiple chain links and the chain structure that constitutes.When support component includes magnet
When, in two adjacent magnet, a magnet can surround another magnet rotors.At this point, retraction assemblies can also be by magnet
It constitutes.
When support component is joined end to end and constituted by multiple chain links, in two adjacent chain links, a chain link can enclose
It is rotated around another chain link.At this point, retraction assemblies can also be made of chain link.
The embodiment of the present invention is by being arranged support component and retraction assemblies in the bent area of flexible display screen, so that working as
When flexible display screen is in flattened state, bent area can be supported jointly by support component and retraction assemblies, work as flexible display screen
When in folded state, bent area can continue to be supported by support component, and retraction assemblies are then to the side far from flexible display screen
To movement, to vacate the shrink space of flexible display screen, and then bent area is effectively prevented since suffered pulling force is more than to draw
Mechanicalness is broken caused by power power limit, effectively prevents the damage of flexible display screen.
For a clear description, it is illustrated so that support component and retraction assemblies are made of magnet as an example below.
Fig. 1 is the partial schematic structure of flexible display apparatus according to an embodiment of the invention in a folded configuration
Figure.
In one embodiment of the invention, as shown in Figure 1, the flexible display apparatus may include: flexible display screen 1,
Including bent area 11；Support at least one support magnet 3 of bent area 11；And at least one shrinks magnet 2；Wherein, it shrinks
Magnet 2 along close to flexible display screen 1 direction move and along away from flexible display screen 1 direction move between switch.At this
In, it shrinks magnet 2 and is moved along the direction close to flexible display screen 1, to support bent area 11；Magnet 2 is shunk along away from flexibility
The direction of display screen 1 is mobile, to vacate the shrink space of flexible display screen 1.
In the non-display side of flexible display screen 1, i.e., away from the side that display content is presented, the position of the corresponding bent area 11
It installs and is equipped with the support magnet 3 for being used to support the bent area 11.Herein, the quantity of magnet 3 is supported to can be one, it can also be with
Be it is multiple, here for support magnet 3 quantity without limitation.Similarly, the quantity for shrinking magnet 2 can be one, can also
To be multiple.
When flexible display screen 1 is in tiled state, bent area 11 is also at open and flat state, and bent area 11 is by propping up at this time
It supports magnet 3 and shrinks magnet 2 and support jointly.When flexible display screen 1 is from tiled state to collapsed state, i.e. folded flexible
When display device, bent area 11 will be gradually converted into bending state, and in this process, bent area 11 is continued by support magnet 3
Support, but shrink magnet 2 and then gradually moved along the direction away from the flexible display screen 1.In the process of folded flexible display screen 1
In, bent area 11 needs to be elongated, however the elongation of bent area 11 needs to increase pulling force suffered by flexible display screen 1.Therefore, when
When the quantity of the magnet of bent area 11 being supported to reduce, the shrink space of flexible display screen 1 will be vacated, to effectively prevent multiple
Magnet supports the pressure of bent area 11, and then effectively reduces pulling force suffered by bent area 11.Herein, support is forced to generate
The reason of be due to support bent area 11 multiple magnet can not be compressed during folding, supporting role can be enforced,
To elongate flexible display screen 1, and then increase the pulling force suffered by bent area 11 of flexible display screen 1.During folding,
Pulling force that the bent area 11 of flexible display screen 1 is born is maximum, and therefore, when the pulling force suffered by the bent area 11 reduces, flexibility is aobvious
The probability that mechanicalness fracture occurs for display screen 1 will substantially reduce.
When flexible display screen 1 from folded state to tiled state change when, i.e., tiling flexible display apparatus when, bent area 11
It will be gradually converted into flattened state, in this process, bent area 11 continues to be supported by support magnet 3, but will on bent area 11
Occur non-magnet support region, in order to avoid bent area 11 be in flattened state when there are non-magnet support and there are folds
The phenomenon that, magnet 2 is shunk then gradually to the direction movement of the close flexible display screen 1, to realize the continuation to bent area 11
Support.
The embodiment of the present invention supports magnet 3 and contraction magnet 2 by being arranged in the bent area of flexible display screen 1 11, thus
So that bent area 11 can be supported jointly by support magnet 3 and contraction magnet 2 when flexible display screen 1 is in flattened state, when
When flexible display screen 1 is in folded state, bent area 11 can continue to be supported by support magnet 3, and shrink magnet 2 then to separate
The direction of flexible display screen 1 is mobile, and then effectively prevents bent area 11 and lead since suffered pulling force is more than pulling force power limit
The mechanicalness of cause is broken, and effectively prevents the damage of flexible display screen 1.
Fig. 2 is partial schematic structure of the flexible display apparatus according to an embodiment of the invention under tiled state
Figure.
In one embodiment of the invention, as shown in Fig. 2, flexible display apparatus may further include setting bending
At least one first electromagnet 4 at 11 edge of area and at least one second electromagnet 5；Wherein, magnet 2 is shunk in the first electromagnet
It is moved under the action of 4 the first attraction along the direction close to flexible display screen 1, shrinks magnet 2 the second of the second electromagnet 5
It is moved under the action of attraction along the direction away from flexible display screen 1.
Specifically, shrink magnet 2 along close to flexible display screen 1 direction move and along deviate from flexible display screen 1 side
It can be controlled to switching between movement by the first electromagnet 4 and the second electromagnet 5.Herein, the first attraction and second attracts
Power is not fixed and invariable, but can be changed with the change of the magnetic field strength of the first electromagnet 4 and the second electromagnet 5
Become, so that shrinking magnet 2 can complete under the action of the first attraction and the second attraction along close to Flexible Displays
The direction that the direction movement of screen 1 and edge deviate from flexible display screen 1 switches between moving.
In addition, in order to avoid the influence of the first electromagnet 4 and 5 pairs of the second electromagnet support magnet 3, in order to make the first electricity
Mutual attractive force between magnet 4 and the second electromagnet 5 and support magnet 3 can be minimized, and in order to make 4 He of the first electromagnet
Second electromagnet 5 and the mutual attractive force shunk between magnet 2 can maximize, and the first electromagnet 4 and the second electromagnet 5 can be with
It is preferably provided at the edge of bent area 11.
It should be appreciated that herein, the setting position of the first electromagnet 4 and the second electromagnet 5 may belong to bent area 11,
It can be not belonging to bent area 11, whether bent area 11 is belonged to for the setting position of the first electromagnet 4 and the second electromagnet 5 here
It is not specifically limited.
In one embodiment of the invention, as shown in Fig. 2, at least one, which shrinks magnet 2, can be adsorbed at least one
Support the periphery of magnet 3.
Specifically, since the edge of bent area 11 is arranged in the first electromagnet 4 and the second electromagnet 5, in order to make
One electromagnet 4 and the second electromagnet 5 and the mutual attractive force shunk between magnet 2 can maximize, at least one shrinks magnet 2
It can be adsorbed on the periphery of at least one support magnet 3, so as to shorten support magnet 3 and the first electromagnet 4 and the second electricity
The distance between magnet 5.For example, as shown in Fig. 2, shrink magnet 2 quantity can be two, be located at the branch of parallel arranged
Support the both ends of magnet 3.
Fig. 3 is the flow diagram of controller configuration according to an embodiment of the invention.
In one embodiment of the invention, as shown in Fig. 2, display device may further include setting in the first electromagnetism
First pressure sensor and controller (being not shown) on iron 4, wherein the first electromagnet 4, the second electromagnet 5 and
One pressure sensor is electrically connected with the controller.As shown in figure 3, controller is configurable to:
Step 310: receiving the first pressure signal that first pressure sensor is sent, wherein first pressure signal is used to indicate
Magnet 2 is shunk to be gradually increased the pressure of the first electromagnet 4.
Specifically, first pressure sensor can be set the first electromagnet 4 towards shrink magnet 2 surface on, so as to
First pressure sensor, which can incude, shrinks magnet 2 to the pressure of the first electromagnet 4.When shrinking the support bent area 11 of magnet 2,
Shrinking magnet 2 can be adsorbed on the first electromagnet 4.When folded flexible display screen 1, due to supporting multiple magnetic of bent area 11
The mutual extrusion of iron will lead to contraction magnet 2 and be gradually increased to the pressure of the first electromagnet 4.Herein, the pressure being gradually increased
Information may be constructed first pressure signal, and be sent to controller by first pressure sensor, so as to controller could be aware that it is soft
Property display screen 1 is from tiled state to collapsed state.
Step 320: the first attraction is gradually decreased according to first pressure signal.
Specifically, the size of the first attraction can be controlled by the magnetic field strength of the first electromagnet 4, and the first electromagnet 4
Magnetic field strength can be by flowing through the current control of the first electromagnet 4, and the electric current for flowing through the first electromagnet 4 can be by controller
Control.The electric current that controller control flows through the first electromagnet 4 gradually decreases, so that the first attraction be made to gradually decrease.
Herein, for the ease of the control of controller, the electric current for flowing through the first electromagnet 4 can be according to the first predeterminated frequency
It gradually decreases.
Step 330: the second attraction is gradually increased according to first pressure signal.
Specifically, the size of the second attraction can be controlled by the magnetic field strength of the second electromagnet 5, and the second electromagnet 5
Magnetic field strength can be by flowing through the current control of the second electromagnet 5, and the electric current for flowing through the second electromagnet 5 can also be by controlling
Device control.The electric current that controller control flows through the second electromagnet 5 is gradually increased, so that the second attraction be made to be gradually increased.
When the electric current that controller control flows through the first electromagnet 4 is gradually decreased according to the first predeterminated frequency, can also control
The electric current that system flows through the second electromagnet 5 is gradually increased according to the second predeterminated frequency.When the second attraction is sufficiently large, and it is soft folding
Property display screen 1 when, support bent area 11 multiple magnet between extruding force it is sufficiently large when, shrink magnet 2 will second attract
It is automatic under the collective effect of power and the extruding force to be moved along the direction away from flexible display screen 1, to realize to bent area 11
The reduction of suffered pulling force.
It should be appreciated that herein, the first predeterminated frequency and the second predeterminated frequency can be identical, can also be different, this
In do not limit this.
Fig. 4 is the flow diagram of controller configuration in accordance with another embodiment of the present invention.
In one embodiment of the invention, as shown in Fig. 2, display device may further include setting in the second electromagnetism
On iron 5 and the second pressure sensor 8 that is electrically connected with the controller, wherein as shown in figure 4, controller can be further configured to:
Step 410: receiving the second pressure signal that second pressure sensor 8 is sent, wherein second pressure signal is for referring to
Show that shrinking magnet 2 is being gradually reduced the pressure of the second electromagnet 5.
Specifically, magnet 2 is shunk after moving along the direction away from flexible display screen 1, will be adsorbed on the second electromagnet 5
On.When flexible display screen 1 changes from folded state to tiled state, due to 3 pairs of magnet contraction magnet 2 of at least one support
Third attraction is greater than the maximum value of the second attraction, and in the case where there is multiple support magnet, multiple support magnetic side by side
Iron also will be changed into open and flat side by side relationship with the change of bending zone state, in third attraction and multiple support magnet shapes
Under the collective effect that state changes, in order to tend to stress balance, the pressure of the second electromagnet 5 will be gradually reduced by shrinking magnet 2.?
Here, the pressure information being gradually reduced constitutes second pressure signal, and is sent to controller by second pressure sensor 8, so as to
Controller could be aware that flexible display screen 1 is changed from folded state to tiled state.
Restore to enable to shrink magnet 2 to support bent area 11, in embodiments of the present invention, at least one support magnetic
The third attraction of 3 pairs of iron contraction magnet 2 is greater than the maximum value of the second attraction, also greater than the maximum value of the first attraction.
Step 420: the first attraction is gradually increased according to second pressure signal.
Specifically, controller, which also can control, flows through the electric current of the first electromagnet 4 and is gradually increased, to make the first attraction
It is gradually increased.
Herein, for the ease of the control of controller, the electric current for flowing through the first electromagnet 4 can be according to third predeterminated frequency
It is gradually increased.
Step 430: the second attraction is gradually decreased according to second pressure signal.
Specifically, controller, which also can control, flows through the electric current of the second electromagnet 5 and gradually decreases, to make the second attraction
It gradually decreases.
When the electric current that controller control flows through the first electromagnet 4 is gradually increased according to third predeterminated frequency, can also control
The electric current that system flows through the second electromagnet 5 is gradually decreased according to the 4th predeterminated frequency.
During tiling flexible display screen 1, shrinking magnet 2 will make in the collaboration of the first attraction and third attraction
With lower close to flexible display screen 1, continue to realize the support to bent area 11.
It should be appreciated that herein, third predeterminated frequency and the 4th predeterminated frequency can be identical, can also be different.It removes
Except this, the first predeterminated frequency and third predeterminated frequency or the 4th predeterminated frequency can be identical, be also possible to different.
Similarly, the second predeterminated frequency is also such.
In one embodiment of the invention, it is moved to allow to shrink magnet 2 along the direction away from flexible display screen 1
Dynamic, the distance of center of gravity to the flexible display screen 1 of the second electromagnet 5 is greater than the center of gravity of the first electromagnet 4 to flexible display screen 1
Distance.
Specifically, as shown in Fig. 2, the first electromagnet 4 can be fixed on flexible display screen 1, correspondingly, the second electromagnet
5 can be fixed on the first electromagnet 4.In addition to this, the first electromagnet 4 and the second electromagnet 5 can also be each attached to flexibility
On display screen 1, only the center of gravity of the second electromagnet 5 is higher than the center of gravity of the first electromagnet 4, so realize shrink magnet 2 can be with
It is moved under the action of the attraction of the second electromagnet 5 along the direction away from flexible display screen 1.Herein, each electromagnet
Center of gravity can refer to the center of effort of various external force suffered by the electromagnet.
In one embodiment of the invention, in order to make the bent area 11 of flexible display screen 1 either be in flattened state
Still it is in bending state and folded region is not present, at least one support magnet 3 can be preferably parallel arranged.In order to enable should
Parallel arranged state can be maintained, and one at least one support magnet 3 can be fixed on flexible display screen 1.This
Outside, in order to guarantee uniform force, which can be preferably placed at intermediate one, for example, as Fig. 2 gets the bid
Note is that of A.It should be appreciated that the case where for supporting the quantity of magnet to be even numbers, can choose in intermediate two
Any one.
In one embodiment of the invention, for the ease of during folded flexible display screen 1, suffered by bent area 11
Tensile deformation it is minimum, i.e., suffered pulling force is minimum, support magnet 3 be required to the surface along adjacent support magnet 3 into
Row movement, for this purpose, at least one support magnet 3 can be preferably cylindrical.Similarly, at least one shrink magnet 2 can also be with
It is preferably all cylinder.
Fig. 5 is the schematic diagram of flexible display apparatus according to an embodiment of the invention in a folded configuration,
In, the region that dotted line is irised out can be as shown in Figure 2.Fig. 6 is flexible display apparatus according to an embodiment of the invention flat
Schematic diagram under paving state, wherein the region that dotted line is irised out can be as shown in Figure 1.
In one embodiment of the invention, as shown in Figure 5 and Figure 6, flexible display screen 1 may further include positioned at curved
The open and flat area 121 of the first of the opposite two sides in folding area 11 and the second open and flat area 122, flexible display apparatus may further include support
Second support portion 62 in the second open and flat area 122 of the first support portion 61 and support in the first open and flat area 121, wherein the first support portion
61 and second support portion 62 bending of bent area 11 can be limited by contacting with each other for respective bottom surface.
Specifically, in order to facilitate doubling, the symmetry axis of flexible display screen 1 can be located at bent area 11.For the ease of bending,
It bent area 11 can also be according to the symmetry axis axisymmetricly.Correspondingly, the first open and flat area 121 and the second open and flat area 122 can close
It is symmetrical in bent area 11.When flexible display screen 1 carries out doubling, the first support portion 61 and the second support portion 62 can be connected to each other
Touching, and the surface contacted can be plane, which is properly termed as bottom surface, so that the first support portion 61 and the second support
Portion 62 can limit the further bending of bent area 11.In addition, if the bottom of the bottom surface of the first support portion 61 and the second support portion 62
When face can completely attach to, the bending state of the bent area 11 of flexible display screen 1 can be in semicircle shape, and then meet examining for user
U.S. demand.
It should be appreciated that the first open and flat area 121 and the second open and flat area 122 are also possible to asymmetric setting, here not to this
It limits.When the first open and flat area 121 and the second open and flat 122 asymmetric setting of area, the first support portion 61 and the second support portion 62
Respective contacting with each other for bottom surface can also limit the further bending of bent area 11.
In one embodiment of the invention, as shown in Fig. 2, bent area 11 and the first open and flat area 121 and the second open and flat area
122 can be adjacent relationship, in order to enable each region of flexible display screen 1 can be supported, and in order to
Enough realize effective control of the first electromagnet 4 and 5 pairs of the second electromagnet contraction magnet 2, the first electromagnet 4 and the second electromagnet 5
It can be set between the first support portion 61 and flexible display screen 1.In addition, the first electromagnet 4 and the second electromagnet 5 can also be set
It sets between the second support portion 62 and flexible display screen 1.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, made any modification, equivalent replacement etc. be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of flexible display apparatus characterized by comprising
Flexible display screen, including bent area；
It is bonded the support component of the bent area setting；
The retraction assemblies of the support component periphery are set；And
Driving assembly is configured to drive the retraction assemblies moving along the direction close to the flexible display screen and along away from institute
It states and switches between the direction movement of flexible display screen.
2. flexible display apparatus according to claim 1, which is characterized in that the support component includes at least one support
Magnet, the retraction assemblies include at least one the contraction magnet for being adsorbed at least one support magnet periphery, wherein institute
It states at least one support magnet and at least one described contraction magnet parallel arranged and is cylinder.
3. flexible display apparatus according to claim 2, which is characterized in that the driving component includes being arranged described curved
At least one first electromagnet and at least one second electromagnet at folding area edge；
Wherein, the contraction magnet is under the action of the first attraction of first electromagnet along close to the flexible display screen
Direction it is mobile, the contractions magnet is under the action of the second attraction of second electromagnet along away from the Flexible Displays
The direction of screen is mobile.
4. flexible display apparatus according to claim 3, which is characterized in that the driving component further comprises that setting exists
First pressure sensor and controller on first electromagnet, wherein first electromagnet, second electromagnet and
The first pressure sensor is electrically connected with the controller, and the controller is configured that
Receive the first pressure signal that the first pressure sensor is sent, wherein the first pressure signal be used to indicate it is described
Magnet is shunk to be gradually increased the pressure of first electromagnet；
First attraction is gradually decreased according to the first pressure signal；And
Second attraction is gradually increased according to the first pressure signal.
5. flexible display apparatus according to claim 4, which is characterized in that the driving component further comprises that setting exists
The second pressure sensor being electrically connected on second electromagnet and with the controller, wherein the controller is further matched
It is set to:
Receive the second pressure signal that the second pressure sensor is sent, wherein the second pressure signal be used to indicate it is described
Magnet is shunk to be gradually reduced the pressure of second electromagnet；
First attraction is gradually increased according to the second pressure signal；And
Second attraction is gradually decreased according to the second pressure signal.
6. flexible display apparatus according to claim 3, which is characterized in that at least one described support magnet is to the receipts
The third attraction of contracting magnet is greater than the maximum value of second attraction, and/or, the maximum value of first attraction.
7. flexible display apparatus according to claim 3, which is characterized in that the center of gravity of second electromagnet is to described soft
Property display screen distance be greater than first electromagnet center of gravity to the flexible display screen distance.
8. the flexible display apparatus according to any one of claim 2 to 7, which is characterized in that at least one described support
One in magnet is fixed on the flexible display screen.
9. flexible display apparatus according to claim 3, which is characterized in that the flexible display screen further comprises being located at
The the first open and flat area and the second open and flat area of the opposite two sides in the bent area, the flexible display apparatus further comprise support institute
It states first support portion in the first open and flat area and supports second support portion in the second open and flat area, wherein first support portion
The bending of the bent area is limited by contacting with each other for respective bottom surface with second support portion.
10. flexible display apparatus according to claim 9, which is characterized in that at least first electromagnet and it is described extremely
Few second electromagnet is arranged between first support portion and the flexible display screen, and/or, second support portion
Between the flexible display screen.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013773.6A CN109461385B (en) | 2019-01-07 | 2019-01-07 | Flexible display device |
| PCT/CN2019/095733 WO2020143202A1 (en) | 2019-01-07 | 2019-07-12 | Flexible display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013773.6A CN109461385B (en) | 2019-01-07 | 2019-01-07 | Flexible display device |
Publications (2)
| Publication Number | Publication Date |
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| CN109461385A true CN109461385A (en) | 2019-03-12 |
| CN109461385B CN109461385B (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910013773.6A Active CN109461385B (en) | 2019-01-07 | 2019-01-07 | Flexible display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109461385B (en) |
| WO (1) | WO2020143202A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109461385B (en) | 2020-01-31 |
| WO2020143202A1 (en) | 2020-07-16 |
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