CN112489561B - Foldable display device - Google Patents
Foldable display device Download PDFInfo
- Publication number
- CN112489561B CN112489561B CN202011447215.XA CN202011447215A CN112489561B CN 112489561 B CN112489561 B CN 112489561B CN 202011447215 A CN202011447215 A CN 202011447215A CN 112489561 B CN112489561 B CN 112489561B
- Authority
- CN
- China
- Prior art keywords
- unit module
- unit
- unit modules
- display device
- sliding block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Abstract
The invention discloses a foldable display device, which relates to the technical field of display and comprises: the flexible display screen comprises a plurality of main body regions which are arranged in an array manner and a bending region which is positioned between any two adjacent main body regions; the unit modules are positioned on one side of the flexible display screen, which is far away from the light-emitting surface of the flexible display screen, and the unit modules are positioned in the corresponding main body regions; a plurality of sliding block assemblies, wherein one sliding block assembly is arranged between any two adjacent unit modules; the angle between two adjacent unit modules is alpha; when alpha is 180 degrees, the sliding block component between the two unit modules is connected with the two unit modules, and the sliding block component covers the bending area between the two unit modules; when the angle is more than or equal to 0 degree and less than or equal to 180 degrees, the sliding block component between the two unit modules is positioned in any one of the main body areas corresponding to the two unit modules. The invention solves the problem that the folding direction of the foldable display device in the prior art is single.
Description
Technical Field
The invention relates to the technical field of display, in particular to a foldable display device.
Background
Flexible display is a research hotspot in the field of existing display technologies, and the current technology is to fix a flexible display screen on a foldable terminal main body to form a foldable display device, and the folding of the flexible display screen is driven by the folding of the terminal main body.
The folding of terminal main part is realized to the hinge structure that adopts usually among the current terminal main part to drive the folding of flexible display screen, hinge structure is comparatively complicated, and thickness increase is obvious after collapsible display device is folding, if need fold many times and need increase more hinge structure, require height to product thickness and structure. And because the hinge structure limits, the folding display device can not realize the folding of two intersecting directions simultaneously, the folding direction is single, cause very big influence to the degree of freedom of product.
Disclosure of Invention
In view of this, the present invention provides a foldable display device to solve the problem of single folding direction of the foldable display device in the prior art.
The present invention provides a foldable display device comprising: the flexible display screen comprises a plurality of main body regions which are arranged in an array manner and a bending region which is positioned between any two adjacent main body regions; the unit modules are positioned on one side of the flexible display screen, which is far away from the light emergent surface of the flexible display screen, the unit modules correspond to the main body area one by one, and the unit modules are positioned in the main body area corresponding to the unit modules; a plurality of sliding block assemblies, wherein one sliding block assembly is arranged between any two adjacent unit modules; the angle between two adjacent unit modules is alpha; when alpha is 180 degrees, the sliding block component between the two unit modules is connected with the two unit modules, and the sliding block component covers the bending area between the two unit modules; when the angle alpha is more than or equal to 0 degrees and less than 180 degrees, the slide block component between the two unit modules is positioned in any one of the main body areas corresponding to the two unit modules.
Compared with the prior art, the foldable display device provided by the invention at least realizes the following beneficial effects:
the foldable display device provided by the invention also comprises a plurality of unit modules, wherein the unit modules correspond to the main body regions one by one, and the unit modules are positioned in the main body regions corresponding to the unit modules and play a role in supporting the main body regions corresponding to the unit modules. The foldable display device further comprises a plurality of sliding block assemblies, one sliding block assembly is arranged between any two adjacent unit modules, when the angle between the two adjacent unit modules is 180 degrees, the bending area between the two adjacent unit modules is in an unfolding state at the moment, two ends of the sliding block assembly between the two unit modules are respectively connected with the two unit modules, and at the moment, the middle part of the sliding block assembly covers the bending area between the two unit modules, so that the fixed connection between the two adjacent unit modules is realized through the sliding block assembly, and the bending area between the two adjacent unit modules is prevented from being bent when in the unfolding state. When the relative angle between two adjacent unit modules is greater than or equal to 0 degrees and less than 180 degrees, the bending area between the two adjacent unit modules is in a bending state, the sliding block assembly between the two unit modules is located in any one main body area corresponding to the two unit modules, at the moment, the sliding block assembly does not cover the bending area between the two adjacent unit modules, the influence of the sliding block assembly on the bending area is effectively avoided, and therefore the bending area between the two unit modules is bent. The flexible display screen is characterized in that the main body area is arranged in an array mode along a first direction and a second direction, the unit modules correspond to the main body area in a one-to-one mode, namely the unit modules are correspondingly arranged in the array mode along the first direction and the second direction, a sliding block assembly is arranged between every two adjacent unit modules arranged along the first direction and between every two adjacent unit modules arranged along the second direction, and therefore the foldable display device can be bent in the first direction and the second direction, and multi-directional folding of the foldable display device is achieved.
Of course, it is not necessary for any product in which the present invention is practiced to specifically achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic plan view of a foldable display device provided by the present invention;
fig. 2 is a schematic connection diagram of two adjacent unit modules in a foldable display device according to the present invention in an unfolded state;
fig. 3 is a schematic connection diagram of two adjacent unit modules in a foldable display device according to the present invention in a bent state;
fig. 4 is a schematic plan view of a foldable display device according to the present invention, in which two adjacent unit modules are in an unfolded state;
fig. 5 is another connection diagram of adjacent two unit modules in an unfolded state in a foldable display device according to the present invention;
fig. 6 is another connection diagram of adjacent two unit modules in a folded state in the foldable display device provided in the present invention;
fig. 7 is another schematic plan view of adjacent two unit modules in an unfolded state in a foldable display device provided in the present invention;
FIG. 8 is a schematic plan view of another foldable display device provided in accordance with the present invention;
fig. 9 is a schematic structural view of a unit module in the foldable display device provided in the present invention;
fig. 10 is a schematic plan view of still another foldable display device provided in the present invention.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Fig. 1 is a schematic plan view of a foldable display device provided in the present invention, fig. 2 is a schematic connection diagram of two adjacent unit modules in an unfolded state in the foldable display device provided in the present invention, fig. 3 is a schematic connection diagram of two adjacent unit modules in a folded state in the foldable display device provided in the present invention, and referring to fig. 1 to 3, the present embodiment provides a foldable display device including:
the flexible display screen 100, the flexible display screen 100 includes a plurality of body regions a1 arranged in an array, and a bending region a2 located between any two adjacent body regions a 1;
the unit modules 200 are located on one side of the flexible display panel 100 away from the light emitting surface, the unit modules 200 correspond to the body regions a1 one by one, and the unit modules 200 are located in the body regions a1 corresponding to the unit modules 200;
a plurality of slider assemblies 300, one slider assembly 300 being disposed between any two adjacent unit modules 200;
the angle between two adjacent unit modules 200 is α; wherein the content of the first and second substances,
when α is 180 °, the slider assembly 300 between the two unit modules 200 is connected to both of the two unit modules 200, and it covers the bending region a2 between the two unit modules 200;
when 0. ltoreq. alpha. is less than 180, the slider assembly 300 between the two unit modules 200 is located in any one of the body regions A1 corresponding to the two unit modules 200.
Specifically, the foldable display device provided in this embodiment includes a flexible display screen 100, where the flexible display screen 100 includes a plurality of body regions a1 arranged in an array and a bending region a2 located between any two adjacent body regions a1, where the body region a1 is in a flat plate state, and the bending region a2 has a bendable function. Alternatively, the flexible display screen 100 is made of a flexible material that is resistant to bending.
The foldable display device provided in this embodiment further includes a plurality of unit modules 200, the unit modules 200 are in one-to-one correspondence with the body regions a1, and the unit modules 200 are located in the body regions a1 corresponding thereto, and support the body regions a1 corresponding thereto.
The foldable display device provided by the embodiment further includes a plurality of slider assemblies 300, a slider assembly 300 is disposed between any two adjacent unit modules 200, when an angle between two adjacent unit modules 200 is 180 °, two adjacent unit modules 200 are located on the same plane, that is, the bending region a2 between two adjacent unit modules 200 is in an unfolded state, two ends of the slider assembly 300 between two unit modules 200 are respectively connected with the two unit modules 200, at this time, the middle portion of the slider assembly 300 covers the bending region a2 between the two unit modules 200, so that the two adjacent unit modules 200 are fixedly connected through the slider assembly 300, and bending of the bending region a2 between two adjacent unit modules 200 is avoided when the bending region a2 is in the unfolded state.
When the relative angle between two adjacent unit modules 200 is greater than or equal to 0 ° and less than 180 °, the bending region a2 between two adjacent unit modules 200 is in a bent state, and when the relative angle between two adjacent unit modules 200 is changed, the bending curvature of the bending region a2 between two adjacent unit modules 200 is changed accordingly. When the bending region a2 between two adjacent unit modules 200 is in a bent state, the slider assembly 300 between two unit modules 200 is located in any one of the main body regions a1 corresponding to the two unit modules 200, and at this time, the slider assembly 300 does not cover the bending region a2 between two adjacent unit modules 200, thereby effectively preventing the slider assembly 300 from affecting the bending of the bending region a2, and further realizing the bending of the bending region a2 between two unit modules 200.
In the foldable display device provided in the present embodiment, the body regions a1 in the flexible display screen 100 are arranged in an array along a first direction X and a second direction Y, where the first direction X and the second direction Y intersect. Optionally, the first direction X and the second direction Y intersect perpendicularly. The unit modules 200 correspond to the body regions a1 one-to-one, that is, the unit modules 200 are correspondingly arranged in an array along the first direction X and the second direction Y, and a slider assembly 300 is disposed between two adjacent unit modules 200 arranged along the first direction X and between two adjacent unit modules 200 arranged along the second direction Y, so that the foldable display device can be bent in both the first direction X and the second direction Y, thereby realizing multi-directional folding of the foldable display device.
It is to be understood that the connection structure between the adjacent two unit modules 200 is exemplarily shown in fig. 2 and 3, and the connection structure between the adjacent two unit modules 200 arranged in the first direction X and the connection structure between the adjacent two unit modules 200 arranged in the second direction Y in the present invention may refer to fig. 2 and 3.
It should be noted that fig. 1 exemplarily shows that the flexible display screen 100 in the foldable display device includes 3 × 3 body regions a1, in other embodiments of the present invention, the flexible display screen 100 may further include other numbers of body regions a1, and the description of the present invention is not repeated herein.
With continued reference to fig. 1-3, optionally, wherein two adjacent unit modules 200 are a first unit module 200a and a second unit module 200b, respectively;
the first unit module 200a includes a first groove 211, the first groove 211 being positioned at a side of the first unit module 200a adjacent to the second unit module 200 b;
the second unit module 200b includes a second groove 212, the second groove 212 being positioned at a side of the second unit module 200b adjacent to the first unit module 200 a;
the angle between the first unit module 200a and the second unit module 200b is α; wherein the content of the first and second substances,
when α is 180 °, one end of the slider assembly 300 is located in the first groove 211, and the other end of the slider assembly 300 is located in the second groove 212;
when the angle alpha is more than or equal to 0 degrees and less than 180 degrees, the whole slide block assembly 300 is positioned in the first groove 211.
Specifically, two adjacent unit modules 200 are a first unit module 200a and a second unit module 200b, respectively, a first groove 211 is formed at one side of the first unit module 200a close to the second unit module 200b, and a second groove 212 is formed at one side of the second unit module 200b close to the first unit module 200 a. When the angle between the first and second unit modules 200a and 200b is 180 °, the first and second unit modules 200a and 200b are located on the same plane, that is, the bending region a2 between the first and second unit modules 200a and 200b is in the unfolded state, one end of the slider assembly 300 between the first and second unit modules 200a and 200b is located in the first groove 211, and the other end thereof is located in the second groove 212, and the fixed connection between the first and second unit modules 200a and 200b is achieved by the slider assembly 300, thereby preventing the bending region a2 between the first and second unit modules 200a and 200b from being bent when in the unfolded state.
When the relative angle between the first unit module 200a and the second unit module 200b is greater than or equal to 0 ° and less than 180 °, the bending region a2 between the first unit module 200a and the second unit module 200b is in a bent state, and the slider assembly 300 between the first unit module 200a and the second unit module 200b is entirely located in the first groove 211, and at this time, the slider assembly 300 does not cover the bending region a2 between the first unit module 200a and the second unit module 200b, thereby effectively preventing the slider assembly 300 from affecting the bending of the bending region a2, and thus achieving the bending of the bending region a2 between the first unit module 200a and the second unit module 200 b.
It should be noted that, in the present invention, it is not limited that one unit module 200 can be only the first unit module 200a or the second unit module 200b, one unit module 200 can be both the first unit module 200a and the second unit module 200b, and the names of the first unit module and the second unit module are only used to describe the connection relationship between two adjacent unit modules 200 and the slider assemblies 300 located therebetween.
Alternatively, with continued reference to fig. 1 to 3, at least one side of the slider assembly 300 adjacent to the second unit module 200b is provided with a protrusion 310, a recess 213 is provided in the second groove 212 in the second unit module 200b, the protrusion 310 corresponds to the recess 213, and when the angle between the first unit module 200a and the second unit module 200b is 180 °, the protrusion 310 is embedded in the recess 213, thereby improving the stability of the connection between the slider assembly 300 and the second unit module 200 b.
Fig. 4 is a schematic plan view illustrating a foldable display device according to the present invention, in which two adjacent unit modules are in an unfolded state, and referring to fig. 1 to 4, the foldable display device further includes a plurality of motors 400, and at least one motor 400 is provided in a first unit module 200 a;
the slider assembly 300 includes a support assembly 320, a first spring 330, and a traction member 340;
one end of the first spring 330 is fixed to the inner wall of the first groove 211, the other end of the first spring 330 is fixed to the support member 320, and the first spring 330 extends and retracts in a direction in which the first unit module 200a points to the second unit module 200 b;
one end of the drawing part 340 is fixed to one side of the support assembly 320 near the second unit module 200b, and the other end of the drawing part 340 is connected to the motor 400, and the motor 400 is used for winding up the drawing part 340.
Specifically, with continued reference to fig. 1 to 4, the slider assembly 300 includes a supporting assembly 320 and a first spring 330, one end of the first spring 330 is fixed to the inner wall of the first groove 211, the other end of the first spring 330 is fixed to the supporting assembly 320, the first spring 330 is extended and contracted in a direction in which the first unit module 200a is directed to the second unit module 200b, when the angle between the first unit module 200a and the second unit module 200b is 180, the bending region a2 between the first unit module 200a and the second unit module 200b is in an unfolded state, the first spring 330 drives the supporting member 320 to pop out, such that one end of the supporting member 320 is located in the first recess 211, the other end of the first unit module 200a is positioned in the second groove 212, and the first unit module 200a and the second unit module 200b are fixedly connected by the support assembly 320, so that the bending region a2 between the first unit module 200a and the second unit module 200b is prevented from being bent when the first unit module and the second unit module are in the unfolded state.
The foldable display device further includes a plurality of motors 400, at least one motor 400 is provided in one first unit module 200a, the slider assembly 300 further includes a drawing member 340, one end of the drawing member 340 is fixed to one side of the support assembly 320, which is close to the second unit module 200b, the other end of the drawing member 340 is connected to the motor 400, the motor 400 is used to wind the drawing member 340, when the bending region a2 between the first unit module 200a and the second unit module 200b needs to be bent, the traction component 340 is wound by the motor 400, the traction component 340 drives the sliding block assembly 300 to integrally retract into the first groove 211, and at this time, the slider assembly 300 does not cover the bending region a2 between the first unit module 200a and the second unit module 200b, effectively preventing the slider assembly 300 from affecting the bending of the bending region a2, thereby achieving bending of the bending region a2 between the first unit module 200a and the second unit module 200 b.
Alternatively, the pulling member 340 may be a pulling wire, one end of which is fixed to one side of the support assembly 320 near the second unit module 200b, and the other end of which is connected to the motor 400, and the pulling wire is wound up by the motor 400. It should be noted that, in this embodiment, the traction component 340 is exemplarily shown to be a traction wire, in other embodiments of the present invention, the traction component 340 may also be a component that can be used for traction, and the present invention is not described herein again.
Fig. 5 is another connection diagram of adjacent two unit modules in a foldable display device provided by the present invention in an unfolded state, fig. 6 is another connection diagram of adjacent two unit modules in a foldable display device provided by the present invention in a folded state, and fig. 7 is another plane diagram of adjacent two unit modules in a foldable display device provided by the present invention in an unfolded state, referring to fig. 5 to 7, optionally, wherein the support assembly 320 comprises a base 321, a support plate 322, and a second spring 323;
the first spring 330 is fixed to a side of the base 321 away from the second unit module 200 b;
the supporting plate 322 is located on one side of the base 321 close to the flexible display screen 100, one end of the second spring 323 is fixed to the base 321, the other end of the second spring 323 is fixed to the supporting plate 322, and the second spring 323 extends and retracts in a direction perpendicular to the supporting plate 322;
one end of the drawing member 340 is fixed to the inside of the base 321, and the drawing member 340 extends through the inside of the base 321 and the support plate 322;
when α is 180 °, the supporting plate 322 is located in the bending region a2 between the first unit module 200a and the second unit module 200b, and a surface of the supporting plate 322 on a side away from the base 321 is attached to the flexible display screen 100.
Specifically, the supporting assembly 320 includes a base 321, a supporting plate 322, and a second spring 323, the supporting plate 322 is located on one side of the base 321 close to the flexible display screen 100, one end of the second spring 323 is fixed to the base 321, the other end of the second spring 323 is fixed to the supporting plate 322, the second spring 323 extends and retracts in a direction perpendicular to the supporting plate 322, so that the second spring 323 moves the support plate 322 in a direction perpendicular to the support plate 322, when a is 180, i.e., the angle between the first unit module 200a and the second unit module 200b is 180, the bending region a2 between the first unit module 200a and the second unit module 200b is in an unfolded state, the second spring 323 drives the supporting plate 322 to pop out, the surface of the supporting plate 322 on the side away from the base 321 is attached to the flexible display screen 100, and the bending area a2 is supported, so that a flat display surface is provided for a user.
The first spring 330 is fixed to a side of the base 321 away from the second unit module 200b, one end of the pulling member 340 is fixed to the inside of the base 321, and the pulling member 340 extends through the inside of the base 321 and the supporting plate 322, when the bending region a2 between the first unit module 200a and the second unit module 200b needs to be bent, the pulling member 340 is wound by the motor 400, the pulling member 340 drives the supporting plate 322 to compress the second spring 323, so that the supporting plate 322 is pressed downward toward the base 321, after the supporting plate 322 is pressed downward, the pulling member 340 continues to drive the supporting assembly 320 to compress the first spring 330, so that the slider assembly 300 is integrally retracted into the first groove 211, and the slider assembly 300 is prevented from affecting the bending of the bending region a2 between the first unit module 200a and the second unit module 200 b.
With continued reference to fig. 5-7, optionally, wherein a placement slot 324 is provided on a side of the base 321 proximate to the flexible display screen 100;
when the angle alpha is more than or equal to 0 degree and less than 180 degrees, the second spring 323 and the supporting plate 322 are both positioned in the placing groove 324.
Specifically, a placement groove 324 is provided on one side of the base 321 close to the flexible display screen 100, and when α is greater than or equal to 0 ° and less than 180 °, that is, when the bending region a2 between the first unit module 200a and the second unit module 200b needs to be bent, the second spring 323 and the support plate 322 are both located in the placement groove 324, so that the support assembly 320 is integrally retracted into the first recess 211.
With continued reference to fig. 5-7, optionally, when α is 180 °, the vertical projection of the supporting plate 322 on the flexible display screen 100 coincides with the vertical projection of the placing groove 324 on the flexible display screen 100, and coincides with the bending region a2 between the first unit module 200a and the second unit module 200 b.
Specifically, when α is 180 °, that is, when the angle between the first unit module 200a and the second unit module 200b is 180 °, the bending area a2 between the first unit module 200a and the second unit module 200b is in the unfolded state, the vertical projection of the support plate 322 on the flexible display screen 100 coincides with the bending area a2 between the first unit module 200a and the second unit module 200b, and the support plate 322 plays a role in supporting the bending area a2 with a large area, so as to provide a flat display surface for the user. And the vertical projection of the supporting plate 322 on the flexible display screen 100 coincides with the vertical projection of the placing groove 324 on the flexible display screen 100, when the angle α is greater than or equal to 0 ° and less than 180 °, that is, when the bending region a2 between the first unit module 200a and the second unit module 200b needs to be bent, both the second spring 323 and the supporting plate 322 can be retracted into the placing groove 324, so that the supporting assembly 320 can be retracted into the first groove 211 as a whole.
With continued reference to fig. 5-7, optionally, wherein the base 321 includes a first subsection 325 and a second subsection 326 connected, the first subsection 325 and the second subsection 326 are located on both sides of the placement slot 324 in a direction that the first unit module 200a points to the second unit module 200 b;
when α is 180 °, the first part 325 is located in the first recess 211, the second part 326 is located in the second recess 212, and the length of the second part 326 is the same as that of the second recess 212 in a direction in which the first unit module 200a is directed to the second unit module 200 b.
Specifically, in the direction in which the first unit module 200a is directed to the second unit module 200b, the base 321 further includes a first sub-portion 325 and a second sub-portion 326 positioned at both sides of the placement groove 324, and when α is 180, i.e., the angle between the first unit module 200a and the second unit module 200b is 180, the bending region a2 between the first unit module 200a and the second unit module 200b is in an unfolded state, the first subsection 325 is located in the first recess 211, the second subsection 326 is located in the second recess 212, so that the connection of the first and second sub-portions 325 and 326 is achieved by the base 321, and in the direction in which the first unit module 200a is directed to the second unit module 200b, the length of the second sub-portion 326 is the same as that of the second recess 212, the second sub-portion 326 is embedded in the second recess 212, so that the support plate 322 is ejected from the second groove 212 by the second spring 323 to support the bending region a 2.
With continued reference to fig. 1 to 4, optionally, wherein the slider assemblies 300 between two unit modules 200 adjacent in the first direction X do not overlap with the slider assemblies 300 between two unit modules 200 adjacent in the second direction Y in the first direction X and the second direction Y, wherein the first direction X intersects with the second direction Y.
Specifically, in the foldable display device provided in the present embodiment, the body regions a1 in the flexible display screen 100 are arranged in an array along a first direction X and a second direction Y, where the first direction X and the second direction Y intersect. Optionally, the first direction X and the second direction Y intersect perpendicularly. The unit modules 200 correspond to the body regions a1 one to one, that is, the unit modules 200 are arranged in an array in the first direction X and the second direction Y, in the first direction X and the second direction Y, the slider assemblies 300 between two unit modules 200 adjacent in the first direction X do not overlap with the slider assemblies 300 between two unit modules 200 adjacent in the second direction Y, that is, when the flexible display panel 100 is in the unfolded state, the slider assemblies 300 between two unit modules 200 adjacent in the first direction X and the slider assemblies 300 between two unit modules 200 adjacent in the second direction Y are disposed at different layers in a direction perpendicular to the flexible display panel 100, therefore, the area of the slider assembly 300 in the foldable display device is effectively increased, the supporting area of the slider assembly 30 on the bending area A2 in the flexible display screen 100 is increased, and the stability of the foldable display device in the unfolded state is effectively improved.
Fig. 8 is a schematic plan view of another foldable display device provided by the present invention, referring to fig. 8, 2-4, and optionally, wherein each of the slider assemblies 300 is disposed in the same layer, and a vertical projection of the slider assembly 300 between two unit modules 200 adjacent in the first direction X on the flexible display screen 100 does not overlap with a vertical projection of the slider assembly 300 between two unit modules 200 adjacent in the second direction Y on the flexible display screen 100, wherein the first direction X intersects with the second direction Y.
Specifically, in the foldable display device provided in the present embodiment, the body regions a1 in the flexible display screen 100 are arranged in an array along a first direction X and a second direction Y, where the first direction X and the second direction Y intersect. Optionally, the first direction X and the second direction Y intersect perpendicularly. The unit modules 200 and the body regions a1 are in one-to-one correspondence, that is, the unit modules 200 are correspondingly arranged in an array along the first direction X and the second direction Y, and the slider assemblies 300 are arranged in the same layer, so that the thickness of each unit module 200 is effectively reduced, thereby reducing the thickness of the foldable display device. And the perpendicular projection of the slider assembly 300 between two adjacent unit modules 200 along the first direction X on the flexible display screen 100 is not overlapped with the perpendicular projection of the slider assembly 300 between two adjacent unit modules 200 along the second direction Y on the flexible display screen 100, thereby effectively avoiding the mutual interference between the slider assembly 300 between two adjacent unit modules 200 along the first direction X and the slider assembly 300 between two adjacent unit modules 200 along the second direction Y.
It should be noted that, since fig. 4 only illustrates an example of a connection relationship between the first unit module 200a and the second unit module 200b in one direction, the number of the motors 400 in one first unit module 200a is not limited in fig. 4.
With continued reference to fig. 1 and 4, optionally, a motor 400 is provided in one of the first unit modules 200 a;
the drawing means 340 in the slider assembly 300 between the first unit module 200a and the second unit module 200b arranged in the first direction X thereof, and the drawing means 340 in the slider assembly 300 between the same first unit module 200a and the second unit module 200b arranged in the second direction Y thereof are connected to the motor 400 in the same first unit module 200 a.
Specifically, a motor 400 is provided in one first unit module 200a, and the motor 400 can receive different control signals to control the traction members 340 in the slider assemblies 300 between the first unit module 200a and the second unit modules 200b arranged in the first direction X, and the traction members 340 in the slider assemblies 300 between the same first unit module 200a and the second unit modules 200b arranged in the second direction Y, respectively, thereby effectively reducing the production cost.
With continued reference to fig. 1 and 4, optionally, two motors 400 are provided within one first unit module 200 a.
The drawing members 340 in the slider assembly 300 between the first unit module 200a and the second unit module 200b arranged in the first direction X thereof, and the drawing members 340 in the slider assembly 300 between the same first unit module 200a and the second unit module 200b arranged in the second direction Y thereof are respectively connected to different motors 400 within the same first unit module 200 a.
Specifically, two motors 400 are arranged in one first unit module 200a, and based on the two motors 400, the traction part 340 in the slider assembly 300 between the first unit module 200a and the second unit module 200b arranged along the first direction X and the traction part 340 in the slider assembly 300 between the same first unit module 200a and the second unit module 200b arranged along the second direction Y are respectively controlled, so that the control difficulty of the motors 400 is effectively simplified.
Fig. 9 is a schematic structural view of unit modules in the foldable display device according to the present invention, referring to fig. 1 and 9, and optionally, magnets 220 are provided in the unit modules 200, and the magnets 220 in the respective unit modules 200 are located at the same position in the unit modules 200.
Specifically, in the foldable display device provided in this embodiment, the magnets 220 are disposed in each unit module 200, and the positions of the magnets 220 in each unit module 200 are the same in the unit modules 200, so that when the bending portion of the foldable display device is bent, the unit modules 200 are positioned based on the mutual attraction of the magnets 220, and the stability of the foldable display device after bending is effectively improved.
Alternatively, the magnets 220 in one unit module 200 are disposed at four corners of the unit module 200, respectively.
Fig. 10 is a schematic plan view of another foldable display device provided in the present invention, and referring to fig. 10 and fig. 4, optionally, the foldable display device further includes a touch device (not shown in fig. 10), a plurality of connection lines 500, and a driving chip 600, wherein the touch device is electrically connected to the driving chip 600;
one motor 400 is electrically connected with the driving chip 600 through one connecting wire 500, and different motors 400 are electrically connected with the driving chip 600 through different connecting wires 500;
the driving chip 600 forms a motor driving signal according to the touch signal formed by the touch component, and transmits the motor driving signal to the motor 400, and the motor 400 winds the traction component 340 according to the motor driving signal.
Specifically, the foldable display device further includes a touch component and a driving chip 600, the touch component is electrically connected to the driving chip 600, and the touch component can form a touch signal according to a touch position of a user on the foldable display device and transmit the touch signal to the driving chip 600. The foldable display device further includes a plurality of connection lines 500, one motor 400 is electrically connected to the driving chip 600 through one connection line 500, and different motors 400 are electrically connected to the driving chip 600 through different connection lines 500. When the foldable display device needs to be folded, a user can operate the foldable display device (for example, lines are drawn on the flexible display screen 100 in the foldable display device), the touch control assembly can form a touch control signal according to the operation of the user on the foldable display device and transmit the touch control signal to the driving chip 600, the driving chip 600 converts the touch control signal formed by the touch control assembly into a motor driving signal and transmits the motor driving signal to the motor 400 at a corresponding position on the foldable display device, the motor 400 winds the traction part 340 according to the motor driving signal, and the traction part 340 drives the sliding block assembly 300 to integrally retract into the first groove 211, so that the sliding block assembly 300 is effectively prevented from influencing the bending of the bending area a2, and the bending of the bending area a2 at the corresponding position is realized.
It can be understood that the foldable display device provided in the embodiment of the present invention may be a display device with a display function, such as a mobile phone, a computer, a television, a vehicle-mounted display device, and the present invention is not limited in this respect.
According to the embodiment, the foldable display device provided by the invention at least has the following beneficial effects:
the foldable display device provided by the invention also comprises a plurality of unit modules, wherein the unit modules correspond to the main body regions one by one, and the unit modules are positioned in the main body regions corresponding to the unit modules and play a role in supporting the main body regions corresponding to the unit modules. The foldable display device further comprises a plurality of sliding block assemblies, one sliding block assembly is arranged between any two adjacent unit modules, when the angle between the two adjacent unit modules is 180 degrees, the bending area between the two adjacent unit modules is in an unfolding state at the moment, two ends of the sliding block assembly between the two unit modules are respectively connected with the two unit modules, and at the moment, the middle part of the sliding block assembly covers the bending area between the two unit modules, so that the fixed connection between the two adjacent unit modules is realized through the sliding block assembly, and the bending area between the two adjacent unit modules is prevented from being bent when in the unfolding state. When the relative angle between two adjacent unit modules is greater than or equal to 0 degrees and less than 180 degrees, the bending area between the two adjacent unit modules is in a bending state, the sliding block assembly between the two unit modules is located in any one main body area corresponding to the two unit modules, at the moment, the sliding block assembly does not cover the bending area between the two adjacent unit modules, the influence of the sliding block assembly on the bending area is effectively avoided, and therefore the bending area between the two unit modules is bent. The flexible display screen is characterized in that the main body area is arranged in an array mode along a first direction and a second direction, the unit modules correspond to the main body area in a one-to-one mode, namely the unit modules are correspondingly arranged in the array mode along the first direction and the second direction, a sliding block assembly is arranged between every two adjacent unit modules arranged along the first direction and between every two adjacent unit modules arranged along the second direction, and therefore the foldable display device can be bent in the first direction and the second direction, and multi-directional folding of the foldable display device is achieved.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (11)
1. A foldable display device, comprising:
the flexible display screen comprises a plurality of main body regions which are arranged in an array manner and a bending region which is positioned between any two adjacent main body regions;
the unit modules are positioned on one side of the flexible display screen, which is far away from the light-emitting surface of the flexible display screen, the unit modules correspond to the main body area one by one, and the unit modules are positioned in the main body area corresponding to the unit modules;
a plurality of slider assemblies, one of which is disposed between any two adjacent unit modules;
two adjacent unit modules are respectively a first unit module and a second unit module;
the first unit module comprises a first groove, and the first groove is positioned on one side of the first unit module close to the second unit module;
the second unit module comprises a second groove which is positioned at one side of the second unit module close to the first unit module;
an angle between the first unit module and the second unit module is α; wherein, the first and the second end of the pipe are connected with each other,
when alpha is 180 degrees, one end of the sliding block component is positioned in the first groove, the other end of the sliding block component is positioned in the second groove, and the sliding block component covers the bending area between the first unit module and the second unit module;
when the angle alpha is more than or equal to 0 degrees and less than 180 degrees, the whole sliding block assembly is positioned in the first groove;
the first unit module is internally provided with at least one motor;
the sliding block assembly comprises a supporting assembly, a first spring and a traction component;
one end of the first spring is fixed with the inner wall of the first groove, the other end of the first spring is fixed with the supporting component, and the first spring stretches along the direction of the first unit module pointing to the second unit module;
one end of the traction component is fixed with one side, close to the second unit module, of the supporting assembly, the other end of the traction component is connected with the motor, and the motor is used for winding the traction component.
2. The foldable display device of claim 1,
the supporting component comprises a base, a supporting plate and a second spring;
the first spring is fixed with one side of the base, which is far away from the second unit module;
the supporting plate is positioned on one side, close to the flexible display screen, of the base, one end of the second spring is fixed to the base, the other end of the second spring is fixed to the supporting plate, and the second spring stretches and retracts in the direction perpendicular to the supporting plate;
one end of the traction component is fixed in the base, and the traction component extends through the base and the inner part of the supporting plate;
when alpha is 180 degrees, the supporting plate is positioned in the bending area between the first unit module and the second unit module, and the surface of one side of the supporting plate, which is far away from the base, is attached to the flexible display screen.
3. The foldable display device of claim 2,
a placing groove is formed in one side, close to the flexible display screen, of the base;
when alpha is more than or equal to 0 degrees and less than 180 degrees, the second spring and the supporting plate are both positioned in the placing groove.
4. The foldable display device of claim 3,
when alpha is 180 degrees, the vertical projection of the support plate on the flexible display screen is coincided with the vertical projection of the placing groove on the flexible display screen, and the vertical projection is coincided with the bending area between the first unit module and the second unit module.
5. The foldable display device of claim 4,
the base comprises a first subsection and a second subsection which are connected, and the first subsection and the second subsection are located on two sides of the placement groove along the direction that the first unit module points to the second unit module;
when α is 180 °, the first branch is located in the first groove, the second branch is located in the second groove, and a length of the second branch is the same as a length of the second groove in a direction in which the first unit module is directed to the second unit module.
6. The foldable display device of claim 1,
in a first direction and a second direction, a slider assembly between two of the unit modules adjacent in the first direction does not overlap with a slider assembly between two of the unit modules adjacent in the second direction, wherein the first direction intersects with the second direction.
7. The foldable display device of claim 1,
the sliding block assemblies are arranged on the same layer, the vertical projection of the sliding block assembly between two adjacent unit modules in the first direction on the flexible display screen is not overlapped with the vertical projection of the sliding block assembly between two adjacent unit modules in the second direction on the flexible display screen, and the first direction is intersected with the second direction.
8. The foldable display device of claim 6 or 7,
one motor is arranged in one first unit module;
the traction means in the slider assembly between the first unit module and the second unit module arranged in the first direction, and the traction means in the slider assembly between the same first unit module and the second unit module arranged in the second direction are connected to the motor in the same first unit module.
9. The foldable display device of claim 6 or 7,
two motors are arranged in one first unit module;
and the traction part in the sliding block assembly between the first unit module and the second unit module arranged along the first direction, and the traction part in the sliding block assembly between the same first unit module and the second unit module arranged along the second direction are respectively connected with different motors in the same first unit module.
10. The foldable display device of claim 1,
magnets are arranged in the unit modules, and the positions of the magnets in the unit modules are the same.
11. The foldable display device of claim 1, further comprising a touch component, a plurality of connecting wires and a driving chip, wherein the touch component is electrically connected with the driving chip;
one motor is electrically connected with the driving chip through one connecting wire, and different motors are electrically connected with the driving chip through different connecting wires;
the driving chip forms a motor driving signal according to a touch signal formed by the touch component, the motor driving signal is transmitted to the motor, and the motor winds the traction part according to the motor driving signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011447215.XA CN112489561B (en) | 2020-12-09 | 2020-12-09 | Foldable display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011447215.XA CN112489561B (en) | 2020-12-09 | 2020-12-09 | Foldable display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112489561A CN112489561A (en) | 2021-03-12 |
| CN112489561B true CN112489561B (en) | 2022-07-01 |
Family
ID=74941362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011447215.XA Active CN112489561B (en) | 2020-12-09 | 2020-12-09 | Foldable display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112489561B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113963628B (en) * | 2021-11-05 | 2023-05-09 | 武汉天马微电子有限公司 | Flexible display panel and display device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106355996A (en) * | 2016-11-23 | 2017-01-25 | 上海天马微电子有限公司 | Flexible display device |
| CN106788536A (en) * | 2016-12-23 | 2017-05-31 | 珠海市魅族科技有限公司 | Folding-type electronic device |
| CN107846484A (en) * | 2016-09-20 | 2018-03-27 | 华为机器有限公司 | The fold mechanism and mobile terminal of a kind of mobile terminal |
| KR20180076271A (en) * | 2016-12-26 | 2018-07-05 | 박현민 | Hinge Device in both Infolding and Outfolding Way with Round Holding Stand |
| CN208271482U (en) * | 2018-05-30 | 2018-12-21 | 云谷（固安）科技有限公司 | Foldable mechanism and foldable display device for foldable display device |
| CN111653202A (en) * | 2020-06-30 | 2020-09-11 | 武汉天马微电子有限公司 | Foldable display device and use method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015225331A (en) * | 2014-05-30 | 2015-12-14 | 株式会社半導体エネルギー研究所 | Electronic apparatus |
| KR102421579B1 (en) * | 2015-11-16 | 2022-07-18 | 삼성디스플레이 주식회사 | Foldable display apparatus |
| KR20180056444A (en) * | 2016-11-18 | 2018-05-29 | 삼성디스플레이 주식회사 | Foldable display device |
| CN106790829B (en) * | 2017-01-26 | 2023-08-04 | Oppo广东移动通信有限公司 | Shell assembly, display device and mobile terminal |
| KR102434719B1 (en) * | 2017-05-31 | 2022-08-19 | 엘지디스플레이 주식회사 | Foldable display apparatus |
-
2020
- 2020-12-09 CN CN202011447215.XA patent/CN112489561B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846484A (en) * | 2016-09-20 | 2018-03-27 | 华为机器有限公司 | The fold mechanism and mobile terminal of a kind of mobile terminal |
| CN106355996A (en) * | 2016-11-23 | 2017-01-25 | 上海天马微电子有限公司 | Flexible display device |
| CN106788536A (en) * | 2016-12-23 | 2017-05-31 | 珠海市魅族科技有限公司 | Folding-type electronic device |
| KR20180076271A (en) * | 2016-12-26 | 2018-07-05 | 박현민 | Hinge Device in both Infolding and Outfolding Way with Round Holding Stand |
| CN208271482U (en) * | 2018-05-30 | 2018-12-21 | 云谷（固安）科技有限公司 | Foldable mechanism and foldable display device for foldable display device |
| CN111653202A (en) * | 2020-06-30 | 2020-09-11 | 武汉天马微电子有限公司 | Foldable display device and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112489561A (en) | 2021-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11315443B2 (en) | Display device | |
| CN111343310B (en) | Display device and mobile terminal | |
| CN111833748B (en) | Flexible display device and electronic apparatus | |
| US10310566B2 (en) | Foldable mechanism of mobile terminal and mobile terminal | |
| US11849549B2 (en) | Flexible display device | |
| WO2022042534A1 (en) | Electronic device | |
| US11792945B2 (en) | Rollable display device | |
| CN108122497A (en) | A kind of flexible array substrate, flexible display apparatus and assemble method | |
| CN112489561B (en) | Foldable display device | |
| CN110022386A (en) | A kind of folding terminal device | |
| US11922831B2 (en) | Electronic device | |
| CN110191207B (en) | Intelligent terminal host with expansion flexible screen and stack intelligent terminal | |
| CN112769986B (en) | Folding structure and electronic equipment | |
| JP6971405B2 (en) | A device that automatically folds a flexible display | |
| CN113436537B (en) | Display module and display device | |
| US20200348726A1 (en) | Flexible display device | |
| CN206992289U (en) | Remote control aerial mounting structure | |
| CN113540192A (en) | Display panel and display device | |
| CN113793553A (en) | Display module | |
| CN113132516A (en) | Electronic device | |
| CN112002225A (en) | Display device | |
| US20220300038A1 (en) | Support structure member and display device | |
| CN213461837U (en) | Supporting device of flexible display screen and terminal equipment | |
| CN110189949A (en) | Press-key structure | |
| CN113744644B (en) | Display device and display method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |