CN109922181A - Supporting structure of foldable display device and foldable display device - Google Patents
Supporting structure of foldable display device and foldable display device Download PDFInfo
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- CN109922181A CN109922181A CN201910349110.1A CN201910349110A CN109922181A CN 109922181 A CN109922181 A CN 109922181A CN 201910349110 A CN201910349110 A CN 201910349110A CN 109922181 A CN109922181 A CN 109922181A
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- 238000010276 construction Methods 0.000 claims description 46
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- 230000014759 maintenance of location Effects 0.000 claims description 11
- 238000005452 bending Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 230000001976 improved effect Effects 0.000 description 7
- 230000006378 damage Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920001621 AMOLED Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002633 protecting effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Abstract
The invention discloses a supporting structure of a foldable display device and the foldable display device, wherein the supporting structure of the foldable display device is used for supporting a flexible screen of the foldable display device, and the flexible screen comprises at least two plane areas and a bending area for connecting the two adjacent plane areas; the support structure includes: the supporting plates correspond to the plane area one by one, a sliding part is arranged between any two adjacent supporting plates, the supporting plates on the two sides of the sliding part are respectively a first supporting plate and a second supporting plate, the first supporting plate is rotatably connected with the sliding part, and the second supporting plate is slidably connected with the sliding part; the first supporting plate and the second supporting plate can be folded towards the direction far away from the flexible screen, when the supporting structure is unfolded, the second supporting plate moves along the direction far away from the first supporting plate, and the sliding part is opposite to the bending area. This collapsible display device's bearing structure can reduce the stress in flexible screen bending region, improves the planarization in bending region, improves collapsible display device's display effect.
Description
Technical field
The present invention relates to field of display technology, support construction more particularly to a kind of foldable display device and foldable
Display device.
Background technique
Foldable flexible screen mobile phone is the important trend of modern cell phones development, and the flexible screen of folding device generally includes to put down
Face area and bent area, above-mentioned bent area connects two adjacent plane areas, foldable soft corresponding to the structure of foldable flexible screen
Property screen mobile phone support construction include planar support member and bending support portion, above-mentioned planar support member is opposite with above-mentioned plane area,
Above-mentioned bending support portion is opposite with above-mentioned bent area.
In the prior art, folding device includes planar support member and bending support portion, and bending support portion is connected to adjacent
Between two planar support members, for driving two adjacent planar support members to fold and unfold.Wherein, bending support portion includes
Foldable hinge component, structure is complex, and the stability for unfolding and folding process of structure is poor.In addition, bending support
Portion and flexible screen have certain thickness, during bending support portion drives flexible screen bent area to unfold and fold, bending support
Portion corresponds to the length of flexible screen in the deployed state, less than the length of flexible screen under bending state, causes flexible screen in bending
Under tension under state causes flexible screen service life to decline, and bent area is easy there are fold under unfolded state, display effect compared with
Difference.
Summary of the invention
The purpose of the embodiment of the present invention is that the support construction and foldable display device of a kind of foldable display device are provided,
To reduce the stress of flexible screen bent area, the planarization of bent area is improved, improves the display effect of foldable display device.
The support construction of foldable display device provided by the embodiment of the present invention, the foldable display device includes soft
Property screen, the flexible screen includes at least two plane areas and the bent area for connecting the two neighboring plane area, and the support is tied
Structure includes:
First support plate, the second support plate and sliding part, first support plate and the sliding part are rotatablely connected, described
Second support plate is slidably connected with the sliding part, and when support construction expansion, second support plate is along far from described
The direction of first support plate is mobile.
Optionally, the support construction of foldable display device further includes shaft, and first support plate has the first connection
Portion, the first connecting portion have first rotating shaft hole, and the sliding part has second connecting portion, and the second connecting portion has the
Two shaft holes, the shaft pass through the first rotating shaft hole and second shaft hole, make the first connecting portion and described the
The rotation connection of two interconnecting pieces.
Optionally, the first connecting portion has multiple first engaging lugs, and first engaging lug has first rotating shaft hole,
The second connecting portion has multiple second engaging lugs, and second engaging lug has the second shaft hole, first engaging lug
It is arranged with second engaging lug interval.
Optionally, the sliding part includes multiple sliding blocks, and second support plate has and the sliding block slidable fit
Sliding slot；Alternatively, second support plate includes multiple sliding blocks, the sliding part has the sliding slot with the sliding block slidable fit.
Optionally, the sliding slot is adapted to one by one with the sliding block.
Optionally, the sliding block has guiding fin, and the sliding slot has the guide groove being adapted to the guiding fin.
Optionally, the sliding part is structure as a whole.
Optionally, the sliding block has retention bead, and the sliding slot has the first limit faceplate, when second support plate
When moving set distance along the direction far from first support plate, the retention bead can be with the first limit faceplate card
It connects, limits second support plate along the direction far from first support plate.
Optionally, the sliding block has elastic spacing protrusion, and the sliding slot has the second limit faceplate, when described second
When fagging moves set distance along the direction close to first support plate, the elastic spacing protrusion can be with second limit
Position faceplate clamping, limits second support plate along the direction far from first support plate.
Based on same inventive concept, present invention also provides a kind of foldable display device, the foldable display devices
Support construction including the foldable display device in any of the above-described technical solution.
In technical solution provided by the embodiment of the present invention, when the expansion of the support construction of foldable display device, sliding
Part is rotated relative to the first support plate, to drive the expansion of the second support plate, and makes the second support plate along far from the first support plate
Direction with respect to sliding part slide, thus make between the second support plate and the first support plate have a certain distance, it is soft to adapt to
The length of property screen unfolded state, sliding part are opposite with the bent area of flexible screen.Support construction entire length meets the need of flexible screen
It asks, therefore bent area is less prone to fold, so that the bent area of flexible screen also can have preferable planarization, foldable display
The display effect of device is preferable.When the support construction of foldable display device folds, the second support plate is along close to the first support
The direction of plate is mobile, so as to shorten the distance between the first support plate and the second support plate, sliding shoe drive the second support plate and
After first support plate folds, flexible screen wraps up above-mentioned support construction, and in the embodiment, there is bending part enough length to include
The fold domain of support construction, thus, it is less prone to the excessive situation of stress, reduces answering for flexible screen bent area to reduce
Power is conducive to improve the service life of flexible screen.In addition, in the embodiment of the present application, in two neighboring support plate only one relative to
Sliding part sliding between the two, so that the reliability of sliding process is preferable.
Detailed description of the invention
Fig. 1 is foldable flexible display device folded state structural schematic diagram provided in an embodiment of the present invention；
Fig. 2 is foldable flexible display device folded state side structure schematic diagram provided in an embodiment of the present invention；
Fig. 3 is foldable flexible display device unfolded state structural schematic diagram provided in an embodiment of the present invention；
Fig. 4 is that foldability display device provided in an embodiment of the present invention folds and unfolds state change structural schematic diagram；
Fig. 5 is a kind of connection status figure of second support plate and sliding part provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of sliding part provided in an embodiment of the present invention；
Fig. 7 is a kind of the schematic diagram of the section structure of second support plate and sliding part provided in an embodiment of the present invention；
Fig. 8 is the connection status figure of another second support plate and sliding part provided in an embodiment of the present invention；
Fig. 9 is a kind of schematic cross-section of second support plate provided in an embodiment of the present invention；
Figure 10 is the schematic diagram of the section structure of another second support plate and sliding part in the embodiment of the present invention；
Figure 11 is the connection status figure of another the second support plate and sliding part provided in an embodiment of the present invention；
Figure 12 is the connection status figure of another the second support plate and sliding part provided in an embodiment of the present invention；
Figure 13 is the connection status figure of another the second support plate and sliding part provided in an embodiment of the present invention.
Appended drawing reference:
1- flexible screen；11- plane area；
The first plane area of 111-；The second plane area of 112-；
The bent area 12-；2- support plate；
The first support plate of 21-；211- first connecting portion；
The first engaging lug of 2111-；The second support plate of 22-；
221- sliding slot；221 '-sliding slots；
2211- guide groove；2212- first limits faceplate；
3- sliding part；31- second connecting portion；
The second shaft hole of 311-；The second engaging lug of 312-；
32- sliding block；32 '-sliding blocks；
321- is oriented to fin；322- retention bead；
323- slider body；324- elastic spacing protrusion；
325- elastomeric pad；4- shaft.
Specific embodiment
For the stress for reducing flexible screen bent area, the planarization of bent area is improved, the display of foldable display device is improved
Effect, the embodiment of the invention provides a kind of support construction of foldable display device and foldable display devices.To make this hair
Bright purposes, technical schemes and advantages are clearer, and invention is further described in detail by the following examples.
For in the prior art, the bent area of the flexible screen in foldable flexible display device exists in a folded configuration
Stress under flat, has the problem of fold, the embodiment of the present application provides a kind of support construction of foldable display device
And foldable display device.Fig. 1 to Fig. 3 specifically is please referred to, foldable display device is shown respectively and is folding and unfolding state
Under structural schematic diagram, the support construction of the foldable display device in the embodiment of the present application, which is used to support can
The flexible screen 1 of Folding display device, flexible screen 1 include at least two plane areas 11 and the bending for connecting two neighboring plane area 11
Area 12, specifically, above-mentioned two plane area 11 is specific in figure by taking flexible screen 1 includes two plane areas 11 and bent area 12 as an example
For the first plane area 111 and the second plane area 112, bent area 12 be connected to the first plane area 111 and the second plane area 112 it
Between.
Specifically, the support construction of foldable display device includes and the one-to-one support plate 2, Yi Jiren of plane area 11
The sliding part 3 having between two support plates 2 for anticipating adjacent, the support plate 2 of 3 two sides of sliding part are respectively 21 He of the first support plate
Second support plate 22, first support plate 21 and the first plane area 111 are opposite, and the first support plate 21 can support above-mentioned first
Plane area 111, the second support plate 22 and the second plane area 112 are opposite, and the second support plate 22 can support above-mentioned second plane
Area 112.Above-mentioned first support plate 21 is rotatablely connected with sliding part 3, and the second support plate 22 is slidably connected with sliding part 3；First
Fagging 21 and the second support plate 22 can fold (as shown in the camber line arrow in Fig. 3) to the direction far from flexible screen 1, work as support
When structure is unfolded, the second support plate 22 is moved along the direction far from the first support plate 21, and sliding part 3 and bent area 12 are opposite.
In the embodiment, each plane area 11 of corresponding flexible screen 1 has a support plate 2, corresponding each bent area 12
It is equally by taking flexible screen 1 includes two plane areas 11 and a bent area 12 as an example, then, corresponding to roll over a sliding part 3
The support construction of folded display device includes two support plates 2 and a sliding part 3 being connected between above-mentioned two support plate 2,
Support plate 2 positioned at 3 both ends of sliding part can be respectively the first support plate 21 and the second support plate 22, then specific embodiment
In, one end of sliding part 3 and the first support plate 21 are rotatablely connected, such as are pivotally connected, the other end of sliding part 3 and the second support
Plate 22 is slidably connected, then, sliding part 3 can drive the second support plate 22 to rotate relative to the first support plate 21, so that completing can
The movement of the support construction of Folding display device folded and unfolded.
In specific embodiment, the material of above-mentioned support plate and the material of sliding part are unlimited, and each support plate and
The material of sliding part may be the same or different, for example, support plate that can be all is same material, and the material of sliding part
Matter is different from the material of support plate, can also be also not identical with the material of each support plate, alternatively, each support plate and sliding part
Material is all the same.Specifically, the material of support plate and the material of sliding part can be metal, such as stainless steel, or
Plastics, such as polycarbonate (PC).
Fig. 3 and Fig. 4 are please referred to, the foldability display device that Fig. 4 shows another embodiment of the present invention folds and unfolds
State change structural schematic diagram.Specifically, sliding part 3 is relative to first when the expansion of the support construction of foldable display device
Support plate 21 rotates, to drive the expansion of the second support plate 22, and makes the second support plate 22 along the side far from the first support plate 21
It is slided to opposite sliding part 3, thus make that there is a certain distance between the second support plate 22 and the first support plate 21, it is soft to adapt to
Property 1 unfolded state of screen length, the bent area 12 of sliding part 3 and flexible screen 1 is opposite.Support construction entire length meets flexible screen
1 demand, therefore bent area 12 is less prone to fold, so that the bent area 12 of flexible screen 1 also can have preferable planarization,
The display effect of foldable display device is preferable.When the support construction of foldable display device folds, 22 edge of the second support plate
It is mobile close to the direction of the first support plate 21, so as to shorten the distance between the first support plate 21 and the second support plate 22, sliding
After block drives the second support plate 22 and the first support plate 21 to fold, flexible screen 1 wraps up above-mentioned support construction, curved in the embodiment
Folding part has enough length to include the fold domain of support construction, thus, it is less prone to the excessive situation of stress, to subtract
The small stress for reducing 1 bent area 12 of flexible screen is conducive to improve the service life of flexible screen 1.In addition, in the embodiment of the present application,
In two neighboring support plate 2 only one relative between the two sliding part 3 slide, so that the reliability of sliding process is preferable.
Fig. 1 and Fig. 4 are please referred to, optionally, the support construction of foldable display device includes shaft 4, the first support plate 21
It is connected with sliding part 3 by shaft 4, connection structure is relatively simple, and the stability rotated is preferable.
Please refer to Fig. 3, Fig. 5 and Fig. 6, wherein Fig. 5 shows the connection status figure of the second support plate 22 and sliding part 3, figure
6 show the structural schematic diagram of sliding part 3, and in specific embodiment, the support construction of foldable display device further includes shaft
4, the first support plate 21 has first connecting portion 211, and first connecting portion 211 has first rotating shaft hole, and sliding part 3 has second to connect
Socket part 31, second connecting portion 31 have the second shaft hole 311, and shaft 4 passes through first rotating shaft hole and the second shaft hole 311, make the
One interconnecting piece 211 and second connecting portion 31 are rotatablely connected.
First connecting portion 211 is made directly in the first support plate 21, first connecting portion 211 has first rotating shaft hole, uses
In installation shaft 4, the connection structure between the first support plate 21 and sliding part 3, and first connecting portion 211 and first can simplify
Rigidity preferably, is conducive to improve the stability that support construction folds and unfolds action process between support plate 21；Directly sliding
Second connecting portion 31 is made on part 3, there is second connecting portion 31 second shaft hole 311 also can simplify for installing shaft 4
Connection structure between first support plate 21 and sliding part 3, and rigidity is preferable between second connecting portion 31 and sliding part 3, favorably
The stability of action process is folded and unfolded in raising support construction.
Please continue to refer to Fig. 3, Fig. 5 and Fig. 6, optionally, first connecting portion 211 has multiple first engaging lugs 2111, the
One engaging lug 2111 has first rotating shaft hole, and second connecting portion 31 has multiple second engaging lugs 312, the second engaging lug 312 tool
There is the second shaft hole 311, the first engaging lug 2111 and the second engaging lug 312 interval are arranged.
In the embodiment, realize that shaft 4 connects using spaced engaging lug, the first support plate 21 and sliding part 3 it
Between rotation process it is more steady.In specific embodiment, the distance between two neighboring first engaging lug 2111 is equal to above-mentioned
The width of the second engaging lug 312 between two neighboring first engaging lug 2111, so that the gap between engaging lug is smaller, thus
It is not easy to shake between first connecting portion 211 and second connecting portion 31, on the one hand in folding process, movement is relatively stable, another
Aspect, when support flexible screen 1 is unfolded in support construction, support effect is preferable.
Specifically, the slip connection mode between sliding part and the second support plate can be a kind of a variety of, specific connection
Mode is that sliding block is connect with sliding slot.It more specifically, can include multiple sliding blocks for sliding part, the second support plate has sliding with sliding block
The sliding slot of dynamic assembly.As shown in Fig. 3, Fig. 5, Fig. 6 and Fig. 7, wherein Fig. 7 shows the section of the second support plate 22 and sliding part 3
In structural schematic diagram embodiment, sliding part 3 has multiple sliding blocks 32, and the second support plate 22, which then has, to be adapted to above-mentioned sliding block 32
Sliding slot 221.In the embodiment, the sliding process between sliding part 3 and the second support plate 22 is relatively stable, and the second support plate 22
Can be made towards the flattened region on the surface of the second plane area 112 it is larger, to preferably provide support for flexible screen 1.
Alternatively, referring to FIG. 8, Fig. 8 shows the connection of one embodiment of the application another second support plate and sliding part
State diagram.In another specific embodiment, or the second support 22 includes multiple sliding blocks 32 ', and sliding part 3 has and cunning
The sliding slot 221 ' of 32 ' slidable fit of block.In the embodiment, the sliding process between sliding part 3 and the second support plate 22 is more steady
It is fixed.
Using the sliding block of multiple adaptations and the slip connection mode of sliding slot, the opposite connection with using two slide bars and slide opening
Mode, the sliding process between sliding part and the second support plate are relatively stable.
Optionally, sliding slot is adapted to one by one with sliding block.In the embodiment, sliding block is adapted to one by one with sliding slot, can also be played and be led
To effect, so that the stability slided between sliding block and sliding slot is further improved, to improve the second support plate and sliding
The stability slided between part.
Fig. 5 to Fig. 7 is please referred to, in another specific embodiment, sliding block 32 has guiding fin 321, and sliding slot 221 has
There is the guide groove 2211 being adapted to guiding fin 321.
In the embodiment, also there is guidance set between sliding block 32 and sliding slot 221, when sliding block 32 is slided with respect to sliding slot 221
When, guiding fin 321 moves in guide groove 2211, plays the role of guiding, thus the sliding between sliding block 32 and sliding slot 221
It is more stable, and then improve the stability slided between the second support plate 22 and sliding part 3.
Optionally, sliding part is structure as a whole.Specifically, when sliding part includes multiple sliding blocks, can multiple sliding blocks it
Between connecting rod is set, the connecting rod and above-mentioned multiple sliding blocks are integrally formed；In another embodiment, sliding part includes multiple sliding slots
When, connecting rod can be set between multiple sliding slots, the connecting rod and above-mentioned multiple sliding slots are integrally formed.In specific implementation we
Case is, also it is unlimited with come connection sliding block or sliding slot using connecting rod, or the structures such as connection sheet, make multiple sliding blocks or
Sliding slot becomes one structure.
In the embodiment, sliding part is structure as a whole, then when making the second support plate and sliding part slides relatively, along vertical
It is preferable in the synchronism of glide direction, sliding, the case where being less prone to deflection or Caton, improve the smoothness of sliding process.
Please refer to Fig. 6, Fig. 9 and Figure 10, wherein Fig. 9 shows a kind of section of second support plate in the embodiment of the present application
Schematic diagram, Figure 10 show the schematic diagram of the section structure of another second support plate and sliding part in the embodiment of the present application.It is optional
, sliding block 32 has retention bead 322, and sliding slot 221 has the first limit faceplate 2212, when the second support plate 22 is along far from first
When the direction movement set distance of support plate 21, retention bead 322 can be clamped with the first limit faceplate 2212, make the second support
Plate 22 is limited along the direction far from the first support plate 21.
Specifically, sliding block 32 has retention bead far from the position of shaft 4 so that sliding part 3 has multiple sliding blocks 32 as an example
322, specifically, the retention bead is fixed retention bead, which can be an integral molding structure with sliding block 32.
Correspondingly, sliding slot 221 has the first limit faceplate 2212 close to the position of shaft 4, thus, when the second support plate 22 is far from first
When support plate 21 slides set distance, retention bead 322 can with the first limit faceplate clamping, thus the second support plate 22 with it is sliding
It will not fall off between moving part 3, and it is excessive not will lead to distance between the second support plate 22 and the first support plate 21, to pull soft
Property screen 1, causes to damage, therefore, the program can also improve the protecting effect to flexible screen 1 to flexible screen 1.
Specifically, above-mentioned set distance can according to 12 domain of bent area of flexible screen under folded state and unfolded state,
Size difference setting between support construction, for example, as shown in figure 4, wrapping up turning for support construction under 1 folded state of flexible screen
Dynamic region, the radius of the pivot region are r, then above-mentioned set distance A is π r, which can be used as the second support plate 22
With the sliding stroke between sliding part 3.I.e. when opposite first support plate, 21 sliding distance of the second support plate 22 be above-mentioned setting away from
When from A, under 1 unfolded state of flexible screen, preferable support can be provided for flexible screen 1, improved under 1 unfolded state of flexible screen
Planarization.
Figure 11 is please referred to, Figure 11 shows the connection of another the second support plate and sliding part provided in an embodiment of the present invention
State diagram, in another optional embodiment, sliding block 32 includes slider body 323 and the elasticity for being fixed on slider body 323
Retention bead 324, sliding slot 221 have the second limit faceplate, when the second support plate 22 is moved along the direction close to the first support plate 21
When dynamic set distance, elastic spacing protrusion 324 can make the second support plate 22 along far from first with the second limit faceplate clamping
The direction of fagging 21 limits.Specifically, sliding slot 221 and slider body 323 are clearance fit, so that sliding in the embodiment of the present application
There is block 32 position of elastic spacing protrusion 324 can slide in sliding slot 221, and, sliding block 32 has elastic spacing protrusion 324
Position and above-mentioned sliding slot 221 inner wall in it is non-second limit faceplate region be interference fit, i.e., elastic spacing protrusion 324 at
In contraction state, on the one hand, the case where accidentally sliding between sliding block 32 and sliding slot 221 can be reduced, it on the other hand can also be in cunning
221 inner wall of slot makes groove, can be made with forming the second limit faceplate when elastic spacing protrusion 324 slides into above-mentioned groove
Elastic spacing protrusion 324 is in nature extended state, to be clamped with groove, so that the second support plate 22 and the first support plate 21
When folding, the second support plate 22 is fixed along the position far from the first support plate 21, to improve the support knot of foldable display device
The stability of structure, to improve the protecting effect to flexible screen.
Specifically, sliding block 32 has elastic spacing protrusion 324 so that sliding part 3 has multiple sliding blocks 32 as an example, correspondingly,
Sliding slot 221 has the second limit faceplate, thus, when the second support plate 22 is slided close to the first support plate 21, so that support construction
When folding, elastic spacing protrusion 324 can be clamped with the second limit faceplate, to protect between the second support plate 22 and sliding part 3
It is relatively fixed to hold position, when folding so as to cause the second support plate 22 and the first support plate 21, the second support plate 22 is not susceptible to
Sliding, to pull flexible screen 1, causes to damage to flexible screen 1, and therefore, the program can also improve the effect of the protection to flexible screen 1
Fruit.
As shown in figure 12, Figure 12 shows the connection of another the second support plate and sliding part provided in an embodiment of the present invention
State diagram.In the embodiment, sliding block 32 is plane close to the surface of the side of flexible screen, which can mention for flexible screen
For more smooth support, flexible screen can be made not pliable, also be not easy to receive the destruction of stress concentration, flexible screen can be improved
Display effect and service life.
As shown in figure 13, Figure 13 shows the connection of another the second support plate and sliding part provided in an embodiment of the present invention
State diagram.In the embodiment, sliding block 32 has elastomeric pad 325 close to the surface of the side of flexible screen, which has
Elasticity, when foldable display device folds, which can be accommodated in sliding slot with sliding block 32；Foldable aobvious
When showing device is unfolded, which can be popped up, to compensate surface and second support plate 22 of the sliding block 32 close to flexible screen
Segment difference between the surface of flexible screen, so as to be the more smooth support after flexible screen, so as to so that flexible
Screen is not pliable, and the destruction for being also not easy to receive stress concentration can also improve the flexible screen if the flexible screen is touch-control flexible screen
Operability, the display effect and service life of flexible screen can be improved.
As shown in Figure 1, present invention also provides a kind of foldable display devices, this is foldable based on unified inventive concept
Display device includes the support construction of the foldable display device in any of the above-described technical solution.
The support construction of the foldable display device, including the first support plate 21 and the second support plate 22, upon deployment, the
Two support plates 22 can be slided along the direction far from the first support plate 21, so as to so that the bent area 12 of flexible screen 1 is being unfolded
More smooth under state, when folding, the stress influence that the bent area 12 of flexible screen 1 is subject to is smaller, so as to improve flexibility
The service life of screen 1.
In specific embodiment, the concrete type of above-mentioned flexible screen is unlimited, for example, the flexible screen can be flexible for Electronic Paper
Screen, liquid crystal flexible screen, Organic Light Emitting Diode (OLED) flexible screen or active matrix organic light-emitting diode (AMOLED) are soft
Property screen, various types of flexible screens can be made as Flexible Displays mould group provided by the present application.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of support construction of foldable display device, the foldable display device includes flexible screen, the flexible screen packet
It includes at least two plane areas and connects the bent area of the two neighboring plane area, which is characterized in that the support construction includes:
First support plate, the second support plate and sliding part, first support plate and the sliding part are rotatablely connected, and described second
Support plate is slidably connected with the sliding part, and when support construction expansion, second support plate is along far from described first
The direction of support plate is mobile.
2. the support construction of foldable display device as described in claim 1, which is characterized in that it further include shaft, described the
One support plate has first connecting portion, and the first connecting portion has first rotating shaft hole, and the sliding part has second connecting portion,
The second connecting portion has the second shaft hole, and the shaft passes through the first rotating shaft hole and second shaft hole, makes institute
State first connecting portion and second connecting portion rotation connection.
3. the support construction of foldable display device as claimed in claim 2, which is characterized in that the first connecting portion has
Multiple first engaging lugs, first engaging lug have the first rotating shaft hole, and the second connecting portion has multiple second to connect
Lug, second engaging lug have second shaft hole, and first engaging lug and second engaging lug interval are arranged.
4. the support construction of foldable display device as described in claim 1, which is characterized in that the sliding part includes multiple
Sliding block, second support plate have the sliding slot with the sliding block slidable fit；Alternatively, second support plate includes multiple cunnings
Block, the sliding part have the sliding slot with the sliding block slidable fit.
5. the support construction of foldable display device as claimed in claim 4, which is characterized in that the sliding slot and the sliding block
It is adapted to one by one.
6. the support construction of foldable display device as claimed in claim 4, which is characterized in that the sliding block has guiding convex
Rib, the sliding slot have the guide groove being adapted to the guiding fin.
7. the support construction of foldable display device as claimed in claim 4, which is characterized in that the sliding part is integrated knot
Structure.
8. the support construction of foldable display device as claimed in claim 4, which is characterized in that the sliding block has limit convex
It rises, the sliding slot has the first limit faceplate, sets when second support plate is moved along the direction far from first support plate
When set a distance, the retention bead can make second support plate along far from described the with the first limit faceplate clamping
The direction of one support plate limits.
9. the support construction of foldable display device as claimed in claim 4, which is characterized in that the sliding block has elasticity limit
Position protrusion, the sliding slot have the second limit faceplate, when second support plate is moved along the direction close to first support plate
When dynamic set distance, the elastic spacing protrusion can make second support plate along remote with the second limit faceplate clamping
Direction limit from first support plate.
10. a kind of foldable display device, which is characterized in that including foldable display as described in any one of claims 1 to 9
The support construction of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910349110.1A CN109922181B (en) | 2019-04-28 | 2019-04-28 | Supporting structure of foldable display device and foldable display device |
Applications Claiming Priority (1)
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