CN110428730A - Folding screen and Folding display device - Google Patents
Folding screen and Folding display device Download PDFInfo
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- CN110428730A CN110428730A CN201910515393.2A CN201910515393A CN110428730A CN 110428730 A CN110428730 A CN 110428730A CN 201910515393 A CN201910515393 A CN 201910515393A CN 110428730 A CN110428730 A CN 110428730A
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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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- Theoretical Computer Science (AREA)
- Telephone Set Structure (AREA)
Abstract
A kind of Folding screen, the fold domain including sticking part and between the sticking part, when fold domain two sides sticking part folds, the fold domain forms drops structure；The application also provides a kind of Folding display device.
Description
Technical field
This application involves communication electronics field, espespecially a kind of Folding screen and Folding display device.
Background technique
With the development of Folding screen technology, folds screen mobile phone and have become hot spot technology.Although and Folding screen can with bending,
But still cannot achieve 180 degree bending, not so dogleg section can damage screen there is still a need for certain angle R is kept.And it is existing
Folding mode is divided into infolding and is folded outward, i.e., screen is in inner or outer side after folding, and the Mate X issued such as Huawei is to be folded outward,
But the problem of being folded outward is that screen is in exposed state, is easy to be scratched by hard object, and Folding screen is more fragile.
Currently, each cell phone manufacturer has applied for fold mechanism, but structure is complicated for major part, and spare part is too many, passes through folding
Lamination and the linkage of complexity realize that the angle R of Folding screen folds, and protection Folding screen is not damaged.But mechanism and component
Complexity causes the unstable of folding, is easy error.
Summary of the invention
In consideration of it, it is necessary to provide a kind of Folding screen and Folding display device, by the fold domain of Folding screen in folding
When under overlapping state, it is folded into drop shape, increases and folds the angle R, can effectively extend the service life of Folding screen.
In order to solve the above technical problems, this application provides a kind of Folding screen, including sticking part and it is located at the sticking part
Between fold domain, when fold domain two sides sticking part folds, the fold domain forms drops structure.
In order to solve the above technical problems, present invention also provides a kind of Folding display device, including first, second folds
Plate, back-cover, lifter plate, linkwork, elevating mechanism and Folding screen between first, second folded sheet, the back
Lid includes back-cover cavity and is sequentially arranged in intracorporal two pair of first supporting walls of the back-cover chamber and is located at two pair of first supporting walls
Between two pair of second supporting walls, a linkwork is accommodated between each pair of first supporting walls, is held between each pair of second supporting walls
Receive an elevating mechanism, the linkwork includes sliding sliding block and the institute being limited on first, second folded sheet respectively
It states sliding block one end and rotates hinged drive rod and the transmission component with the drive rod fixed hinge, the elevating mechanism includes vertical
The biography for being lifted part, linking with the lifting part for being equipped with the pedestal of first rotating shaft to both ends dislocation, coupling with the first rotating shaft
The driving member of driving wheel and the driving member to link with the driving wheel, the drive rod of the linkwork and the elevating mechanism exists
Relative inner forms arc avoiding area and arc keeps away bit space, and the Folding screen, which is covered on first, second folded sheet, to deviate from
The back-cover side, under folded state, the Folding screen keeps away bit space infolding in the arc avoiding area and arc and builds up water droplet
Shape structure.
Preferably, the first, second lid side correspondence of the back-cover is offering first between first supporting walls
Bit-avoiding slot, the drive rod cross over first bit-avoiding slot, and first bit-avoiding slot provides rotation space for the drive rod, institute
State lid side and misplace between the pair of second supporting walls and be equipped with the second bit-avoiding slot, a pair of of driving member of the elevating mechanism across
Curved channel rotation on second bit-avoiding slot and first, second folded sheet is hinged.
Preferably, the transmission component includes a pair of of the first axle body, at least a pair of the be placed between the first axle body
Two axis bodies are sheathed at least four gears on the first axle body and the second axle body and being mutually twisted and are sheathed on described the
One, on the second axle body and be located at first, second clamping plate at four gear both ends, the drive rod be located at two of outside
The first axle body fixed hinge, the first axle body are fixed with gear thereon and not can be rotated, the second axle body and tooth thereon
Wheel can relatively rotate, and the both ends of first, second axis body are fixed on a pair of first supporting walls.
Preferably, it is correspondingly provided with the center of circle on first, second clamping plate and is in collinear several axis holes, described
One, the second axle body is sheathed in the axis hole, and the second axle body is side by side between two the first axle bodies, and the transmission component is also
Including third clamping plate and the spring being held between the second clamping plate and second clamping plate.
Preferably, first, second folded sheet, which corresponds to, is equipped with slide way mechanism, the slide way mechanism at the slide position
Including two convex blocks being set side by side, the sliding slot being opened between described two convex blocks and it is opened in the convex block and is located at the cunning
The limiting slot of one side bottom of slot, sliding block sliding are limited in the sliding slot, and the sliding block includes base portion, horizontal from the base portion
The positive stop strip being limited in the limiting slot is extended to form and set on the hinged end of described base portion one end, the hinge to two sides protrusion
It is hinged with described drive rod one end to connect end.
Preferably, the elevating mechanism includes pedestal and the first rotating shaft of longitudinal both ends dislocation equipped with first rotating shaft
The lifting part of connection, the driving member with the driving wheel of the lifting part linkage and with driving wheel linkage, the bottom of the pedestal
Face is fixed with the lifter plate, and the lifting part includes strip shape body, the first gear on the outside of described strip shape body one end and opens
It is placed on the strip-shaped hole outside the first rotating shaft set on the strip shape body other end, the driving wheel includes the second shaft, is set to institute
State second shaft one end and the second gear ratcheting with the first gear and with the integrally formed third tooth of the second gear
Wheel, the driving member include main part, the first, second union end for being formed in the main part both ends and are formed in described second
On the outside of union end and the 4th gear with the third gear mesh, the elevating mechanism further include pass through the 4th gear with
The free end of the third shaft of the first gear, second, third shaft at pedestal longitudinal direction both ends is limited in described second
On supporting walls.
Preferably, described two driving members are corresponded on first, second folded sheet and be respectively equipped with two position-limit mechanisms, often
A position-limit mechanism is equipped with curved channel, and the driving member is hinged in the curved channel by the 4th shaft, described
4th shaft can rotate in the curved channel.
Preferably, it is described lifting part strip-shaped hole have certain length, the first rotating shaft can in strip-shaped hole move away from
From；When the driving member drives driving wheel rotation, the driving wheel drives the lifting part to rotate, to make the lift
Rise part rotate around the first rotating shaft and with respect to the horizontal plane uprightly after lift the pedestal or make lifting part decline and around
The first rotating shaft, which is turned to, is in heeling condition with the horizontal plane until described put down the pedestal.
Preferably, the radius of the second gear of the driving wheel is less than the radius of the third gear so that first tooth
Wheel is concentric with the 4th gear, and is engaged the second gear with the first gear, the third gear and the 4th gear
Occlusion.
The application Folding display device passes through the relative inner face setting arc in a pair of of drive rod and a pair of of driving member
Avoiding area and arc keep away bit space, increase width when Folding screen folded state, increase the angle folding R of Folding screen, effectively
Extend the service life of Folding screen.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the perspective view of the application communication apparatus；
Fig. 2 is the stereogram exploded view of the application communication apparatus；
Fig. 3 is the perspective view of the application Folding display device；
Fig. 4 is the perspective view of the back-cover of the application Folding display device；
Fig. 5 is the folded sheet of the application Folding display device and the perspective view of lifter plate；
Fig. 6 is that the application linkwork and elevating mechanism are installed on the perspective view in the back-cover；
Fig. 7 is that the application linkwork and elevating mechanism are assembled in the perspective view on the folded sheet；
Fig. 8 is the perspective view of the application linkwork；
Fig. 9 is the sliding block of the application linkwork and the perspective view of axis；
Figure 10 is the perspective view of the transmission component of the application linkwork；
Figure 11 is the stereogram exploded view of the transmission component of the application linkwork；
Figure 12 is the front view of the damping fin of the transmission component of the application linkwork；
Figure 13 is the cross-sectional view along A-A dotted line shown in Figure 10；
Figure 14 is the stereogram exploded view of the application elevating mechanism；
Figure 15 is the perspective view of the lifting part of the application elevating mechanism；
Figure 16 is the perspective view of the cursor of the application elevating mechanism；
Figure 17 is the perspective view that the application Folding display device is in folded state；
Figure 18 is that the linkwork of the application and elevating mechanism are in the cooperation figure under folded state with the back-cover；
Figure 19 is the cross-sectional view along B-B dotted line shown in Figure 17.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with the application specific embodiment and
Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one
Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall in the protection scope of this application.
Referring to FIG. 1 to 3, the communication apparatus of the application includes the first, second folded sheet 11,12, is located at institute emphasis
It states the lifter plate 50 between the first, second folded sheet 11,12, be fixed on the hinged of 11,12 outside of the first, second folded sheet
Mechanism 40 and elevating mechanism 60, be installed on 11,12 outside of the first, second folded sheet and with the linkwork 40 and lifting
Back-cover 20, the first, second shell 31,32 and the folding for being mounted on 11,12 inside of the first, second folded sheet that mechanism 60 connects
80 (as shown in figure 19) of folded screen.
Please continue to refer to shown in Fig. 4, Fig. 6, the back-cover 20 includes caping 21, extends to form from 21 two sides of caping
First, second lid side 22,23 and the back-cover cavity 24 being set as is enclosed by the caping 21 and two lid sides 22,23.The caping
21 constitute arc-shaped outer surface with the outer surface of first, second lid side 22,23.The back-cover cavity 24 in the longitudinal direction according to
It is secondary to be equipped with a pair of first supporting walls, 251, two pair of second supporting walls 261 and a pair of first supporting walls 251.In the specific implementation, most
It is few that a pair of first supporting walls 251 or a pair of second supporting walls 261 are set, on first supporting walls 251 and the second supporting walls 261
Equipped with several axis holes.There are gaps between a pair of first supporting walls 251 supports for installing the linkwork 40, a pair second
There are certain intervals for installing the elevating mechanism 60 between wall 261.
The two lid sides 22,23 between a pair of first supporting walls 251 offer the first bit-avoiding slot 253, the lid respectively
The two sides that side 22,23 is located at first bit-avoiding slot 253 are recessed respectively is formed with subsidence part 254.Positioned at 22,23 points of the lid side
The second bit-avoiding slot 263, the second bit-avoiding slot 263 of described two lid sides 22,23 Dui Ying not be equipped between a pair of second supporting walls 261
It shifts to install, i.e., two the second bit-avoiding slots 263 are respectively close to one of them the second supporting walls 261.
Please continue to refer to shown in Fig. 2, Fig. 5, Fig. 7, the lifter plate is equipped between first, second folded sheet 11,12
50, the end of first, second folded sheet 11,12 is opposite to extend to form the extension 15 for surrounding the lifter plate 50.It is described
First, second folded sheet 11,12 is equipped with slide way mechanism 13 at corresponding 40 position of linkwork, and the slide way mechanism 13 includes
Two convex blocks 131 being set side by side, the sliding slot 133 being opened between described two convex blocks 131 and it is opened in the convex block 131
In the limiting slot 134 of 133 1 side bottom of sliding slot.First, second folded sheet 11,12 corresponding described elevating mechanism 60
It sets place and is equipped with position-limit mechanism 14.The position-limit mechanism 14 includes protruding to extend from 11,12 surface of first or second folded sheet
Two limit films 141, the accommodation space 143 between two limit films 141, separate 50 side of lifter plate company formed
The curved channel 144 for connecing the connection sheet 142 of described two limit films 141 and being opened in two limit films 141.Two limit films
Curved channel 144 on 141 is symmetrical arranged, and the curved channel 144 is extending to described the close to 50 side of lifter plate
One or 11,12 surface of the second folded sheet.The connection sheet 142 helps to enhance the intensity of described two limit films 141.Two limits
Position mechanism 14 respectively corresponds at two 263 positions of the second bit-avoiding slot of the back-cover 20.
Please continue to refer to shown in Fig. 7 to Figure 13, the linkwork 40 include sliding block 41, transmission component 43 and with the cunning
Block 41 and transmission component rotate hinged drive rod 42 respectively.The sliding block 41 is matched with the sliding slot 133 between two convex blocks 13
Interior, the sliding block 41 includes base portion 411, from 411 both lateral sides of base portion protrusion extends to form and be limited in the limiting slot 134
Interior positive stop strip 412 and the hinged end 413 set on described 411 one end of base portion.The drive rod 42 is including the body of rod 421 and is set to institute
State the hinged end 423,424 at 421 both ends of the body of rod.The generally curved warp architecture of the body of rod 421, and in 421 court of the body of rod
Arc avoiding area 422 is formed to 50 side of lifter plate, the setting of the arc avoiding area 422 helps to increase by two bodies of rod
Space width between 421 be handed over internal Folding screen 80 (as shown in figure 19) can with bigger R and be folded, reduces to folding
The technical difficulty requirement of screen 80.
The transmission component 43 includes a pair of of the first axle body 44, a pair of of the second axle body between a pair of of the first axle body 44
45, first to fourth clamping plate 481,482,483,484 that is successively sheathed on first, second axis body 44,45 is sheathed on institute
State on the first, second axis body 44,45 and be held between first, second clamping plate 481,482 four gears 46, be sheathed on
On the first axle body 44 and the spring 49 that is held between second, third described clamping plate 482,483 and it is held on described first
On axis body 44 and the second axle body 45 and it is located at the 3rd the 4th clamping plate 483, the damping block 47 between 484.Described first, the 4th clamping plate
481,484 outside is equipped with the fastener 485 that is fixed on the second axle body 45 to prevent described first, the 4th clamping plate 481,
484 fall off from the first or second axis body 44,45.First, second axis body 44,45 is respectively equipped with first end 441,
451 and the second end 444,454, the corresponding gear 46 of first, second axis body 44,45 is arranged position equipped with gear installation
The gear mounting portion 442 in portion 442,452, the first axle body 44 is irregular shape, and preferably rectangular, the gear 46 is arranged
When on the first axle body 44, the gear 46 is relatively fixed without can be rotated with the first axle body 44；Second axis
The gear mounting portion 452 of body 45 is circle, and when the gear 46 is sheathed on the gear mounting portion 452, the gear 46 can
It is rotated around the second axle body 45.
Emphasis refering to fig. 12, shown in Figure 13, it is two groups that the damping block 47, which is divided to, and every group clamps a first axle body 44 respectively
With a second axle body 45.Each damping block 47 includes block 471 and the first card slot 472 for being formed in 471 both ends of block
With the second card slot 473.First card slot 472 is fastened on the first axle body 44, and second card slot 473 is fastened in described
On the second axle body 45, first, second axis body 44,45 is equipped with damping block mounting portion 443 at corresponding 47 position of damping block,
453.The damping block mounting portion 443 of the first axle body 44 is circular configuration, the damping block mounting portion 453 of the second axle body 45
At least provided with two clamping planes.First card slot 472 can be rotated relative to the first axle body 44, second card slot
473 is relatively fixed rotatable with the second axle body 45.Several recess portions 474 are equipped in first card slot 472, i.e., described the
One card slot 472 is substantially square structure, and the radius of the inscribed circle of first card slot 472 is less than the resistance of the first axle body 44
The radius of Buddhist nun's block mounting portion 443, when first card slot 472 is rotated around the damping block mounting portion 443 of the first axle body 44,
Elastic-friction power is provided, realizes the positioning strength of any position.
The first axle body 44 of the linkwork 40 and the first, second end 441,451 of the second axle body 45 position respectively
In on two the first supporting walls 251 of the back-cover 20.The drive rod 42 across the back-cover 20 the first bit-avoiding slot 253 and
Rotation.Hinged end 423 positioned at the drive rod 42 of 11,12 side of the first, second folded sheet is hingedly connected to two the first axle bodies
44 inside of first end 441, the hinged end 423 of the drive rod 42 and the mutual fixation of the first axle body 44 and can not
Rotation.
For the linkwork 40 of the application in running, first, second folded sheet 11,12 mutually folds or expansion, band
It moves the sliding block 41 to move in the sliding slot 133, and the rotation of drive rod 42 is thus made to drive described 44 turns of the first axle body
Dynamic, the rotation of the first axle body 44 rotates gear 46 thereon and conducts to the gear 46 on the second axle body 45 to rotate, and
First card slot 472 of the damping block 47 provides elastic strength to the first axle body 44 to hinder turning for the first axle body 44
It is dynamic, realize the positioning of any position in rotation process.The spring 49 provides elastic force and suppresses the gear 46 and the damping
Block 47 is not to rotate stuck.
First, second axis body 44,45 is set side by side, and is driven by the occlusion of four gears 46, can reduce institute
The diameter for stating gear 46 keeps the linkwork 40 thinner；Thus, it is possible to 6,8 gears are set according to situation,
The occlusion transmission of preferably 4 gears.
In the specific implementation, if not considering the thickness of the linkwork 40, the linkwork 40 can be omitted second
Two the first axle bodies 44 are only arranged in axis body 45, are engaged transmission by two gears 46 on two the first axle bodies 44.
The application linkwork 40 can connect the first, second folded sheet 11,12, make the exhibition of the first, second folded sheet 11,12
It opens or folds through the transmission component 43 of the linkwork 40 and realize, and be engaged first, second respectively by damping block 47
Axis body 44,45 is supplied to the first axle body 44 to the resistance of anti-rotating, realizes the folding of Folding display device any position.
Please continue to refer to shown in Figure 14 to Figure 16, the elevating mechanism 60 includes that longitudinal both ends are equipped with first rotating shaft 612
Pedestal 61, couple with the first rotating shaft 612 lifting part 63, with it is described lifting part 63 link driving wheel 64 and with the biography
The driving member 66 that driving wheel 64 links.The bottom of the pedestal 61 and the lifter plate 50 are fixed on one.The lifting part 63 wraps
Include strip shape body 631, set on 631 one end transverse direction side of strip shape body first gear 633 and to be opened in the strip shape body 631 remote
Strip-shaped hole 632 from described 633 one end of first gear, the strip-shaped hole 632 are sheathed on the first of 61 lateral outer side of pedestal
In shaft 612.Two radiuses of the driving wheel 64 including the second shaft 641 and set on described second shaft, 641 one end are different
Second, third gear 643,642, second, third described 643,642 and the second shaft 641 of gear is structure as a whole, described
The radius of two gears 643 is less than the radius of the third gear 642, and the second gear 643 is stung with the first gear 633
It closes.The driving member 66 includes main part 661, the first, second union end 663,664 for being formed in 661 both ends of main part
And it is formed in the 4th gear 665 of 664 lateral outer side of the second union end.The main part 661 is presented and the hinged machine
The consistent arc-shaped bend structure of drive rod 42 of structure 40, and formed and the arc of the drive rod 42 on the inside of the main part 661
The consistent arc in shape avoiding area 422 keeps away bit space 662.4th gear 665 is engaged with the third gear 642.The lift
Rising mechanism 60 further includes passing through the third shaft 65 of the axis hole (not labeled) of the 4th gear 665 of the driving member 66, and described the
Three shafts 65 are also inserted into the axis hole (not labeled) of the first gear 633 of the lifting part 63.The first of the driving member 66
It connecing and is laterally equipped with the 4th shaft 67 on end 664, the 4th shaft 67 is fixed on first, second folded sheet 11,12
It can rotate in the curved channel 144 of position-limit mechanism 14 and around the curved channel 144.Second shaft 641 and third shaft
65 are individually fixed on the second supporting walls of a pair 261 of the back-cover 20 far from described 61 one end of pedestal.The two of the pedestal 61
Side is symmetrically arranged with the lifting part 63, driving wheel 64 and driving member 66.
Two second bit-avoiding slots of the driving member 66 across relative dislocation between the second supporting walls 261 of the back-cover 20
263。
For emphasis refering to shown in Fig. 6, Figure 18, Figure 19, the operation principles of the lifting mechanism 60 are as follows:
When first, second folded sheet 11,12 expansion, arc groove of the driving member 66 around the position-limit mechanism 14
Road 144 rotates, and the 4th gear 665 on the driving member 66 drives the third gear 642 of the driving wheel 64 to rotate, and described
The second gear 643 of 642 one of third gear drives the first gear 633 of the lifting part 63 to rotate, the first gear 633
Rotation so that the lifting part 63 is uprightly located at the bottom of the strip-shaped hole 632 to the first rotating shaft 612, the rotation of continuation into
And make the lifting part 63 continue to rise and increase the pedestal 61, finally drive the lifter plate 50 to rise, i.e., the described liter
It is mobile for rising towards separate 20 direction of back-cover that plate 50 is dropped.When being fully deployed, the lifter plate 50 risen to described first,
Second folded sheet 11,12 is concordantly to support the Folding screen 80 under unfolded state.
Conversely, the decline of lifter plate 50 is towards close to the back-cover when first, second folded sheet 11,12 folds
20 directions are mobile to avoid the fold domain 82 of the Folding screen 80 with Folding screen 80 described in anti-extrusion.
The rotation path that curved channel 144 on the position-limit mechanism 14 controls the driving member 66 meets the Folding screen
80 optimal folding path, and the longitudinal two sides of the pedestal 61 set-point is symmetrically lifted part 63, driving wheel 64 and driving member 66,
First, second folded sheet 11,12 can be made to fold or be unfolded with balanced speed, i.e. the first folded sheet 11, the second folded sheet
12 either sides fold or expansion certain angle, and the other side can similarly realize that folding or expansion are same by the lifting mechanism 60
Angle.
The lifting mechanism 60 of the application, when folding, moves back the lifter plate 50 also by way of lifter plate 50 is arranged
20 side of back-cover is gone back to avoid Folding screen 80, and upon deployment, the lifter plate 50 rises to and first, second folded sheet
11,12, concordantly to support the Folding screen 80, it is long to be solved perfectly internal and external cambered surface caused by 80 deployment lifting process of Folding screen
The faint variation of degree and the problem of crush easily.
Please continue to refer to shown in Figure 17 to Figure 19, after the Folding display folding device of the application, pass through the lifter plate 50
Cover support with keep away position make a concession be the Folding screen 80 space needed for folding or expansion process is provided.And after folding, institute
The driving member 66 of the drive rod 42 and the elevating mechanism 60 of stating linkwork 40 forms arc avoiding area 422 in relative inner
Bit space 662 is kept away with arc, increases the space between a pair of of drive rod 42 and a pair of of driving member 66, when the Folding screen 80 folds
Afterwards, the fold domain between the drive rod 42 and the driving member 66 is folded into drops structure 82, and is located at described the
One, then fitting forms sticking part 81 to the part between the second folded sheet 11,12 completely.The setting of the drops structure 82, can
To increase the angle R of the Folding screen 80, the technical difficulty of Folding screen 80 is reduced, cooperates the lifter plate 50, can accomplish rolling over
When folded display device folds completely, the consistency of thickness of back-cover 20 side and open end of Folding display device 80, is not in one
Side is thick, the thin situation in side.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (10)
1. a kind of Folding screen, which is characterized in that the fold domain including sticking part and between the sticking part, the folding
When region two sides sticking part folds, the fold domain forms drops structure.
2. a kind of Folding display device, which is characterized in that including the first, second folded sheet, back-cover, be located at described first, second
Lifter plate, linkwork, elevating mechanism and Folding screen between folded sheet, the back-cover include back-cover cavity and are sequentially arranged in
Intracorporal two pair of first supporting walls of the back-cover chamber and two pair of second supporting walls between two pair of first supporting walls, Mei Dui
A linkwork is accommodated between one supporting walls, accommodates an elevating mechanism, the linkwork between each pair of second supporting walls
Including sliding the sliding block being limited on first, second folded sheet respectively, rotating hinged drive rod with described sliding block one end
And the transmission component with the drive rod fixed hinge, the elevating mechanism include the base that longitudinal both ends dislocation is equipped with first rotating shaft
Seat, the lifting part coupled with the first rotating shaft, the biography with the driving wheel of the lifting part linkage and with driving wheel linkage
The driving member of moving part, the drive rod of the linkwork and the elevating mechanism forms arc avoiding area and arc in relative inner
Shape keeps away bit space, and the Folding screen is covered on first, second folded sheet under the back-cover side, folded state, institute
It states Folding screen and keeps away bit space infolding in the arc avoiding area and arc and build up drops structure.
3. Folding display device as claimed in claim 2, which is characterized in that the first, second lid side of the back-cover corresponds to
Offering the first bit-avoiding slot between first supporting walls, the drive rod crosses over first bit-avoiding slot, and described first
Bit-avoiding slot provides rotation space for the drive rod, and the lid side misplaces between the pair of second supporting walls is equipped with second
Bit-avoiding slot, a pair of of driving member of the elevating mechanism cross over the arc on second bit-avoiding slot and first, second folded sheet
The rotation of shape conduit is hinged.
4. Folding display device as claimed in claim 3, which is characterized in that the transmission component include a pair of of the first axle body,
At least a pair of the second axle body being placed between the first axle body is sheathed on the first axle body and the second axle body and mutually stings
At least four gears that close and it is sheathed on first, second axis body and is located at the first, second of four gear both ends
Clamping plate, the drive rod and two the first axle body fixed hinges for being located at outside, the first axle body are fixed with gear thereon
It not can be rotated, the second axle body can be relatively rotated with gear thereon, and a pair is fixed at the both ends of first, second axis body
On first supporting walls.
5. Folding display device as claimed in claim 4, which is characterized in that be correspondingly provided with circle on first, second clamping plate
The heart is in collinear several axis holes, and first, second axis body is sheathed in the axis hole, the second axle body side by side in
Between two the first axle bodies, the transmission component further includes third clamping plate and is held between the second clamping plate and second clamping plate
Spring.
6. Folding display device as claimed in claim 5, which is characterized in that first, second folded sheet corresponds to the cunning
At block position be equipped with slide way mechanism, the slide way mechanism include two convex blocks being set side by side, be opened in described two convex blocks it
Between sliding slot and be opened in the limiting slot that the convex block is located at one side bottom of sliding slot, sliding block sliding is limited in the cunning
In slot, the sliding block include base portion, from the base portion both lateral sides protrusion extend to form the limit being limited in the limiting slot
Item and set on the hinged end of described base portion one end, the hinged end and described drive rod one end are hinged.
7. Folding display device as claimed in claim 2, which is characterized in that the elevating mechanism includes that longitudinal both ends dislocation is set
Have the pedestal of first rotating shaft, couple with the first rotating shaft lifting part, with it is described lifting part link driving wheel and with it is described
The driving member of driving wheel linkage, the bottom surface of the pedestal are fixed with the lifter plate, and the lifting part includes strip shape body, is set to institute
It states the first gear on the outside of strip shape body one end and is opened in the strip-shaped hole that the strip shape body other end is placed on outside the first rotating shaft,
The driving wheel include the second shaft, set on second shaft one end and the second gear ratcheting with the first gear and with
The integrally formed third gear of second gear, the driving member include main part, are formed in the of the main part both ends
One, it the second union end and is formed on the outside of second union end and the 4th gear with the third gear mesh, the liter
Descending mechanism further includes the third shaft for passing through the 4th gear and the first gear, pedestal longitudinal direction both ends second,
The free end of third shaft is limited on second supporting walls.
8. Folding display device as claimed in claim 7, which is characterized in that described in corresponding on first, second folded sheet
Two driving members are respectively equipped with two position-limit mechanisms, and each position-limit mechanism is equipped with curved channel, and the driving member passes through the 4th
Shaft is hinged in the curved channel, and the 4th shaft can rotate in the curved channel.
9. Folding display device as claimed in claim 8, which is characterized in that the strip-shaped hole of the lifting part has a fixed length
Degree, the first rotating shaft can be in moving distance in strip-shaped hole；When the driving member drives driving wheel rotation, the transmission
Wheel drives the lifting part to rotate, thus lift after making the lifting part rotate around the first rotating shaft and is with respect to the horizontal plane upright
It plays the pedestal or makes lifting part decline and turn to that be in heeling condition with the horizontal plane straight around the first rotating shaft
The pedestal is put down to described.
10. Folding display device as claimed in claim 9, which is characterized in that the radius of the second gear of the driving wheel is small
In the third gear radius so that the first gear and the 4th gear are concentric, and make the second gear and described the
One engaged gears, the third gear and the 4th engaged gears.
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| CN201910515393.2A CN110428730B (en) | 2019-06-14 | 2019-06-14 | Folding display device |
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|---|---|---|---|
| CN201910515393.2A CN110428730B (en) | 2019-06-14 | 2019-06-14 | Folding display device |
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| CN110428730A true CN110428730A (en) | 2019-11-08 |
| CN110428730B CN110428730B (en) | 2022-05-20 |
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| CN201910515393.2A Active CN110428730B (en) | 2019-06-14 | 2019-06-14 | Folding display device |
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| CN114393812A (en) * | 2022-01-13 | 2022-04-26 | 玛尔斯检测技术(苏州)有限公司 | Flexible screen water droplet type bending jig structure |
| CN114688147A (en) * | 2021-07-01 | 2022-07-01 | 荣耀终端有限公司 | Slewing mechanism, strutting arrangement and folding screen terminal |
| CN114762025A (en) * | 2019-12-02 | 2022-07-15 | 三星电子株式会社 | Foldable electronic device comprising a hinge assembly |
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