TW202219920A - Flexible display - Google Patents

Abstract

A flexible display includes a stand, a supporting mechanism connected to the stand, a flexible screen attached to the supporting mechanism, a driving component disposed on the stand, a first link, a second link, a third link and a fourth link. The first link has a first end coupled to the driving component and a second end. The second link has a third end pivoted to the second end and a fourth end. The third link has a fifth end pivoted to the fourth end and a sixth end pivoted to the supporting mechanism. The fourth link has a seventh end pivoted the fourth end and an eighth end pivoted to the supporting mechanism. The driving component drives the first link to rotate and the first link drives the third link and fourth link through the second link, and thus driving the supporting mechanism and the flexible screen to transform.

Description

flexible display

The present invention relates to a display, and more particularly, to a flexible display.

With the development of display technology, the demand for curved displays and flexible displays is increasing, and the application layers are more extensive. Generally speaking, most of the curved screens of curved monitors are set to have a fixed curvature, so it is difficult to bend the curved screen to a large extent. On the other hand, a common flexible display is generally divided into an inward folding design and an outward folding design. the bend in between. During the bending process of the flexible screen, the wings on both sides are always in a flat state, and only the bending portion is bent or flattened, so that the flexible display can be opened and closed by 180 degrees. Therefore, conventional flexible displays are less able to meet the requirements of universal folding. In addition, the folding of common flexible displays is mostly done manually, so the operation convenience is not good.

The present invention provides a flexible display, which can meet the requirements of multi-directional bending.

The present invention provides a flexible display, which includes a bracket, a support mechanism, a flexible screen, a driving member, a first link, a second link, a third link and a fourth link. The support mechanism connects the bracket. The flexible screen is attached to the support mechanism. The driving part is arranged on the bracket. The first link has a first end and a second end opposite to the first end, and the first end is coupled to the driving member. The second link has a third end and a fourth end opposite to the third end, and the second end is pivotally connected to the third end. The third link has a fifth end and a sixth end opposite to the fifth end, wherein the fourth end is pivotally connected to the fifth end, and the sixth end is pivotally connected to the support mechanism. The fourth link has a seventh end and an eighth end opposite to the seventh end, wherein the seventh end is pivotally connected to the fourth end, and the eighth end is pivotally connected to the support mechanism. The driving part drives the first connecting rod to rotate, and the first connecting rod drives the third connecting rod and the fourth connecting rod through the second connecting rod, so as to drive the supporting mechanism and the flexible screen to deform.

In an embodiment of the present invention, the above-mentioned support mechanism includes at least one first hinge block, a plurality of second hinge blocks rotatably connected to each other, at least one third hinge block, at least one first support rod, a plurality of A second support rod and at least one third support rod. The first hinge block is rotatably connected to the bracket. The first hinge block is located between the bracket and the plurality of second hinge blocks, and the plurality of second hinge blocks are located between the first hinge block and the third hinge block. A second hinge block is rotatably connected to the first hinge block, and a third hinge block is rotatably connected to the other second hinge block. The first support rod is slidably arranged on the first hinge block. The plurality of second support rods are fixed on the plurality of second hinge blocks. The third support rod is slidably disposed on the third hinge block, wherein the flexible screen is attached to the first support rod, the plurality of second support rods and the third support rod.

In an embodiment of the present invention, the sixth end of the third link and the eighth end of the fourth link are pivotally connected to the third hinge block.

In an embodiment of the present invention, the first hinge block, the plurality of second hinge blocks and the third hinge blocks are fitted with a concave arc structure, and the flexible screen cooperates with the concave arc structure to form a curved screen.

In an embodiment of the present invention, the above-mentioned first hinge block fits a first flat structure, the plurality of second hinge blocks fits a convex arc structure, and the third hinge block fits a second flat structure . The flexible screen cooperates with the first flat structure, the convex arc structure and the second flat structure to form a first flat screen section, a curved screen section and a second flat screen section.

In an embodiment of the present invention, the above-mentioned support mechanism further includes a spring, and two ends of the spring are respectively connected to the third hinge block and the third support rod.

In an embodiment of the present invention, the number of the above-mentioned first hinge blocks is multiple, and the number of the third hinge blocks is multiple. The plurality of first hinge blocks are rotatably connected to each other, one first hinge block is rotatably connected to the bracket, and the other first hinge block is rotatably connected to a second hinge block. The plurality of third hinge blocks are rotatably connected to each other, and one third hinge block is rotatably connected to the other second hinge block.

In an embodiment of the present invention, the sixth end of the third link is pivotally connected to a third hinge block adjacent to the plurality of second hinge blocks, and the eighth end of the fourth link is pivotally connected to Another third hinge block remote from the plurality of second hinge blocks.

In an embodiment of the present invention, the number of the above-mentioned first support rods is multiple, and the number of the third support rods is multiple. The plurality of first support rods are slidably disposed on the plurality of first hinge blocks, and the plurality of third support rods are slidably disposed on the plurality of third hinge blocks.

In an embodiment of the present invention, the above-mentioned support mechanism further includes a spring, and two ends of the spring are respectively connected to a third hinge block that is far away from the plurality of second hinge blocks and a third hinge block disposed far away from the plurality of second hinge blocks. The third support rod on the block's third hinge block.

In an embodiment of the present invention, the above-mentioned driving member is a motor.

In an embodiment of the present invention, the seventh end of the fourth link is pivotally connected to the upper side of the fourth end of the second link, and the fifth end of the third link is pivotally connected to the fourth end of the second link. the underside of the four ends.

In an embodiment of the present invention, the pivot axes of the seventh end of the fourth link and the fourth end of the second link are coaxial with the fifth end of the third link and the fourth end of the second link. pivot axis of the end.

In an embodiment of the present invention, the pivot axis between the second end of the first link and the third end of the second link, the pivot axis between the fourth end of the second link and the fifth end of the third link Rotation axis, the sixth end of the third link and the pivot axis of the support mechanism, the pivot axis of the fourth end of the second link and the seventh end of the fourth link, and the eighth end of the fourth link and the support The pivot axes of the mechanisms are parallel to each other.

Based on the above, in the flexible display of the present invention, the first link is used as a driving rod to be driven by the driving member to rotate. On the other hand, the second link, the third link and the fourth link serve as driven links, and the third link and the fourth link are pivotally connected to the support mechanism. When the driving element drives the first link to rotate, the first link drives the third link and the fourth link to rotate and move through the second link, so as to drive the support mechanism and the flexible screen attached to the support mechanism produce the corresponding deformation. In one mode, the flexible screen forms a curved screen to provide a single-sided display and surround view. In another mode, the flexible screen forms a first flat screen section, a curved screen section, and a second flat screen section to provide at least three different oriented displays. That is to say, the flexible display of the present invention can meet the requirement of multi-directional bending.

In order to make the above-mentioned features and advantages of the present invention more obvious and easy to understand, the following embodiments are given and described in detail with the accompanying drawings as follows.

FIG. 1A is a partial top schematic view of a flexible display in a first mode according to an embodiment of the present invention. FIG. 1B is a partial perspective view of the bracket, the support mechanism, and the first to fourth links of FIG. 1A . FIG. 2A is a partial top schematic view of the flexible display in a second mode according to an embodiment of the present invention. FIG. 2B is a partial perspective view of the bracket, the support mechanism and the first to fourth links of FIG. 2A . Please refer to FIG. 1A and FIG. 2A first. In this embodiment, the flexible display 100 includes a bracket 110 , a supporting mechanism 120 , a flexible screen 130 , a driving member 140 and a link assembly 150 . It should be noted that, FIGS. 1A and 2A show the left half of the flexible display 100 , and the right half of the flexible display 100 is not shown. The left half and the right half of the flexible display 100 are symmetrically arranged. In essence, the number of the supporting mechanism 120 , the flexible screen 130 , the driving member 140 and the link group 150 is two.

The mechanism and mode transition of the left half of the flexible display 100 will be described below.

In detail, the flexible display 100 is suitable for switching between the first mode shown in FIG. 1A and the second mode shown in FIG. 2A , wherein the first mode is a curved display mode, and the second mode is a multi- Display-oriented mode. The support mechanism 120 is connected to the bracket 110 , and the flexible screen 130 is attached to the support mechanism 120 . With the movement of the support mechanism 120, the flexible screen 130 is deformed accordingly.

As shown in FIG. 1A , in the first mode, the support mechanism 120 is fitted with a concave arc structure 101 , and the flexible screen 130 cooperates with the concave arc structure 101 to form a curved screen 130 a to provide a single-sided display and surround view.

As shown in FIG. 2A , in the second mode, the support mechanism 120 is fitted with a first flat structure 102 , a convex arc structure 103 connected to the first flat structure 102 , and a second flat structure 104 connected to the convex arc structure 103 , and can The flexible screen 130 cooperates with the first flat structure 102, the convex arc structure 103 and the second flat structure 140 to form a first flat screen section 131, a curved screen section 132 and a second flat screen section 133 to provide at least three different oriented imaging. For example, the screen can be cut based on the first flat screen section 131, the curved screen section 132, and the second flat screen section 133 to display multiple work windows, display multiple operation interfaces, open multiple web pages, or Execute multiple applications.

Specifically, the flexible display 100 can also be switched to a transition mode between the first mode and the second mode, wherein the support mechanism 120 can be fitted with a flat structure, and the flexible screen 130 can be fitted with the flat structure to form a flat screen , to provide single-sided imaging. Therefore, the flexible display 100 has excellent operational flexibility.

Please refer to FIG. 1B and FIG. 2B , in this embodiment, the driving member 140 is disposed on the bracket 110 , and the driving member 140 can be a servo motor or a stepping motor for providing the folding support mechanism 120 and the flexible screen 130 The driving force of the invention eliminates the need for the user to manually fold the support mechanism 120 and the flexible screen 130, thereby improving the convenience of operation.

The power output shaft of the driving member 140 is mechanically coupled to the connecting rod set 150 , and the connecting rod set 150 is mechanically coupled to the supporting mechanism 120 . When the driving member 140 drives the link group 150 to rotate and move, the support mechanism 120 is moved by the link group 150 correspondingly, and the flexible screen 130 cooperates with the support mechanism 120 to generate corresponding deformation, as shown in FIG. 1A and FIG. 2A . Show.

Please refer to FIG. 1B and FIG. 2B , the connecting rod set 150 includes a first connecting rod 151 , a second connecting rod 152 , a third connecting rod 153 and a fourth connecting rod 154 , wherein the first connecting rod 151 has a first end 151 a and an opposite At the second end 151b of the first end 151a, the first end 151a is mechanically coupled to the power output shaft of the driving member 140 . The second link 152 has a third end 152a and a fourth end 152b opposite to the third end 152a, and the second end 151b is pivotally connected to the third end 152a.

On the other hand, the third link 153 has a fifth end 153a and a sixth end 153b opposite to the fifth end 153a, wherein the fourth end 152b is pivotally connected to the fifth end 153a, and the sixth end 153b is pivotally connected to the support mechanism 120. The fourth link 154 has a seventh end 154a and an eighth end 154b opposite to the seventh end 154a, wherein the seventh end 154a is pivotally connected to the fourth end 152b, and the eighth end 154b is pivotally connected to the support mechanism 120.

The first link 151 serves as a driving rod, and the second link 152 , the third link 153 and the fourth link 154 serve as driven rods. When the driving member 140 drives the first link 151 to rotate, the first link 151 drives the third link 153 and the fourth link 154 to rotate and move through the second link 152 , so as to drive the support mechanism 120 to be attached to the support The flexible screen 130 on the mechanism 120 is deformed accordingly, as shown in FIG. 1A and FIG. 2A .

As shown in FIGS. 1B and 2B , when the first link 151 rotates, the third end 152 a of the second link 152 rotates relative to the second end 151 b of the first link 151 and moves toward the bracket 110 . At the same time, the seventh end 154a of the fourth link 154 rotates relative to the fourth end 152b of the second link 152 , and the eighth end 154b of the fourth link 154 moves toward the bracket 110 . Because the eighth end 154b of the fourth link 154 is pivotally connected to the side of the support mechanism 120 farthest from the bracket 110 , and the distance between the eighth end 154b of the fourth link 154 and the bracket 110 varies with the distance of the first link 151 . It rotates and shortens, thereby driving the support structure 120 to generate corresponding movement.

Alternatively, when the first link 151 rotates, the third end 152a of the second link 152 rotates relative to the second end 151b of the first link 151 and moves away from the bracket 110 . At the same time, the seventh end 154a of the fourth link 154 rotates relative to the fourth end 152b of the second link 152 , and the eighth end 154b of the fourth link 154 moves away from the bracket 110 . Because the eighth end 154b of the fourth link 154 is pivotally connected to the side of the support mechanism 120 farthest from the bracket 110 , and the distance between the eighth end 154b of the fourth link 154 and the bracket 110 varies with the distance of the first link 151 . The rotation increases, thereby driving the support structure 120 to generate corresponding movement.

In this embodiment, the seventh end 154a of the fourth link 154 is pivotally connected to the upper side of the fourth end 152b of the second link 152, and the fifth end 153a of the third link 153 is pivotally connected to the second link The underside of the fourth end 152b of 152. On the other hand, the first end 151a of the first link 151 rotates around the first pivot axis A1, wherein the second end 151b of the first link 151 and the third end 152a of the second link 152 are around the second pivot axis The line A2 rotates, and the fourth end 152b of the second link 152 and the fifth end 153a of the third link 153 rotate about the third pivot axis A3. The seventh end 154a of the fourth link 154 and the fourth end 152b of the second link 152 also rotate about the third pivot axis A3, wherein the sixth end 153b of the third link 153 is opposite about the fourth pivot axis A4 The support mechanism 120 rotates, and the eighth end 154b of the fourth link 154 rotates relative to the support mechanism 120 around the fifth pivot axis A5. Further, the first pivot axis A1, the second pivot axis A2, the third pivot axis A3, the fourth pivot axis A4 and the fifth pivot axis A5 are parallel to each other.

Referring to FIGS. 1B and 2B , in this embodiment, the support mechanism 120 includes a plurality of first hinge blocks 121 rotatably connected to each other, a plurality of second hinge blocks 122 rotatably connected to each other, and rotatably connected to each other. A plurality of third hinge blocks 123, a plurality of first support rods 124, a plurality of second support rods 125 and a plurality of third support rods 126 are connected, wherein the plurality of first hinge blocks 121 are located between the bracket 110 and the between the plurality of second hinge blocks 122 , and the plurality of second hinge blocks 122 are located between the plurality of first hinge blocks 121 and the plurality of third hinge blocks 123 . The plurality of second hinge blocks 122 are connected to the bracket 110 through the plurality of first hinge blocks 121, wherein the first hinge block 121 farthest from the plurality of second hinge blocks 122 is rotatably connected to the bracket 110, and the most The plurality of second hinge blocks 122 are rotatably connected to the first hinge block 121 away from the bracket 110 . In other words, the second hinge block 122 closest to the bracket 110 is rotatably connected to the first hinge block 121 farthest from the bracket 110 .

On the other hand, the second hinge block 122 farthest from the plurality of first hinge blocks 121 is rotatably connected to the third hinge block 123 closest to the plurality of first hinge blocks 121 , wherein the third link 153 The sixth end 153b is pivoted to the third hinge block 123 closest to the plurality of second hinge blocks 122, and the eighth end 154b of the fourth link 154 is pivoted to the farthest from the plurality of second hinge blocks 122 the third hinge block 123. When the third link 153 and the fourth link 154 rotate and move, the plurality of third hinge blocks 123 move toward the bracket 110 or move away from the bracket 110 along with the third link 153 and the fourth link 154 , and simultaneously , the plurality of first hinge blocks 121 and the plurality of second hinge blocks 122 are driven by the plurality of third hinge blocks 123 to generate corresponding movements.

The plurality of first support rods 124 are slidably disposed on the plurality of first hinge blocks 121 , and the plurality of second support rods 125 are fixed on the plurality of second hinge blocks 122 . On the other hand, the plurality of third support rods 126 are slidably disposed on the plurality of third hinge blocks 123, and the flexible screen 130 is attached to the plurality of first support rods 124, the The plurality of second support rods 125 and the plurality of third support rods 126 are shown in FIG. 1A and FIG. 2A . Since the plurality of first support rods 124 and the plurality of third support rods 126 have the freedom of sliding movement, the degree of tension of the flexible screen 130 during the folding process can be determined by the plurality of first support rods 124 is adaptively adjusted with the plurality of third support rods 126 to prevent the flexible screen 130 from being too tight and damaged.

As shown in FIG. 1A , in the first mode, the plurality of first hinge blocks 121 , the plurality of second hinge blocks 122 and the plurality of third hinge blocks 123 are fitted with a concave arc structure 101 , and The flexible screen 130 cooperates with the concave arc structure 101 to form a curved screen 130a, so as to provide a single-sided display and a surround view.

As shown in FIG. 2A , in the second mode, the plurality of first hinge blocks 121 are fitted with a first flat structure 102 , and the plurality of second hinge blocks 122 are fitted with a convex connecting the first flat structure 102 The arc structure 103 is formed, and the plurality of third hinge blocks 123 are fitted to form the second flat structure 104 connecting the convex arc structures 103 . The flexible screen 130 cooperates with the first flat structure 102 , the convex arc structure 103 and the second flat structure 140 to form a first flat screen section 131 , a curved screen section 132 and a second flat screen section 133 to provide at least three Different aspects of imaging. For example, the screen can be cut based on the first flat screen section 131, the curved screen section 132, and the second flat screen section 133 to display multiple work windows, display multiple operation interfaces, open multiple web pages, or Execute multiple applications.

It is particularly noted that, compared with the plurality of first hinge blocks 121 and the plurality of third hinge blocks 123 , the plurality of second hinge blocks 122 have the largest folding range.

Referring to FIG. 1B , in this embodiment, the support mechanism 120 further includes a spring 127 , and two ends of the spring 127 are respectively connected to the third hinge block 123 farthest from the plurality of second hinge blocks 122 and the third hinge block 123 farthest from the plurality of second hinge blocks 122 respectively. The third support rod 126 on the third hinge block 123 of the plurality of second hinge blocks 122.

As shown in FIGS. 1A to 2B , the spring 127 may be a compression spring. In the first mode, the third support rod 126 is at the third dead center of travel on the third hinge block 123 and the spring 127 is compressed . During the transition from the first mode to the second mode, the elastic force of the spring 127 pushes the third support rod 126 to move away from the third stroke dead center. Therefore, the spring 127 can be used to assist in adjusting the tension of the flexible screen 130 .

FIG. 3A is a partial top schematic view of the flexible display in the first mode according to another embodiment of the present invention. 3B is a partial top schematic view of the flexible display in the second mode according to another embodiment of the present invention. Please refer to FIG. 3A and FIG. 3B , the design principle of the flexible display 100A of the present embodiment is substantially the same as that of the flexible display 100 of the previous embodiment, but the design of the link group is different. In this embodiment, the link set 150 a includes a first link 151 and a second link 152 , and the fourth end 152 b of the second link 152 is pivotally connected to the second link closest to the plurality of second hinge blocks 122 . Three hinge blocks 123 .

When the first link 151 rotates, the third end 152a of the second link 152 rotates relative to the second end 151b of the first link 151 and moves toward the bracket 110 . At the same time, the distance between the fourth end 152b of the second link 152 and the bracket 110 is shortened as the first link 151 rotates, thereby driving the support structure 120 to move accordingly. Alternatively, when the first link 151 rotates, the third end 152a of the second link 152 rotates relative to the second end 151b of the first link 151 and moves away from the bracket 110 . At the same time, the distance between the fourth end 152b of the second link 152 and the bracket 110 increases as the first link 151 rotates, thereby driving the support structure 120 to move accordingly.

In one embodiment, the number of the first hinge block 121 , the third hinge block 123 , the first support rod 124 and the third support rod 126 is one. The first hinge block 121 is located between the bracket 110 and the plurality of second hinge blocks 122 , and the plurality of second hinge blocks 122 are located between the first hinge block 121 and the third hinge block 123 . One second hinge block 122 is rotatably connected to the first hinge block 121 , and the third hinge block 123 is rotatably connected to the other second hinge block 122 . In addition, two ends of the spring 127 are respectively connected to the third hinge block 123 and the third support rod 126 .

In another embodiment, the number of the first hinge block 121 and the third hinge block 123 is one, and the number of the first support rod 124 and the third support rod 126 is multiple. For example, the plurality of first support rods 124 are slidably connected to the same first hinge block 121 , and the plurality of third support rods 126 are slidably connected to the same third hinge block 123 .

To sum up, in the flexible display of the present invention, the first link is used as a driving rod to be driven by the driving member to rotate. On the other hand, the second link, the third link and the fourth link serve as driven links, and the third link and the fourth link are pivotally connected to the support mechanism. When the driving element drives the first link to rotate, the first link drives the third link and the fourth link to rotate and move through the second link, so as to drive the support mechanism and the flexible screen attached to the support mechanism produce the corresponding deformation. In one mode, the flexible screen forms a curved screen to provide a single-sided display and surround view. In another mode, the flexible screen forms a first flat screen section, a curved screen section, and a second flat screen section to provide at least three different oriented displays. That is to say, the flexible display of the present invention can meet the requirement of multi-directional bending. In addition, the motor can provide the driving force for the folding support mechanism and the flexible screen, so that the user is not required to manually fold the supporting mechanism and the flexible screen, thereby improving operational convenience.

Although the present invention has been disclosed above by the embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, The protection scope of the present invention shall be determined by the scope of the appended patent application.

100, 100A: Flexible Display 101: Concave arc structure 102: First Flattened Structure 103: Convex arc structure 104: Second Flat Structure 110: Bracket 120: Supporting mechanism 121: The first hinge block 122: Second hinge block 123: Third hinge block 124: The first support rod 125: Second support rod 126: The third support rod 127: Spring 130: Flexible screen 130a: Curved screen 131: The first flat screen section 132: Bend screen section 133: Second flat screen section 140: Drivers 150, 150a: connecting rod group 151: The first link 151a: First end 151b: second end 152: Second Link 152a: third end 152b: Fourth end 153: Third Link 153a: fifth end 153b: sixth end 154: Fourth Link 154a: seventh end 154b: eighth end A1: The first pivot axis A2: Second pivot axis A3: Third pivot axis A4: Fourth pivot axis A5: Fifth pivot axis

FIG. 1A is a partial top schematic view of a flexible display in a first mode according to an embodiment of the present invention. FIG. 1B is a partial perspective view of the bracket, the support mechanism, and the first to fourth links of FIG. 1A . FIG. 2A is a partial top schematic view of the flexible display in a second mode according to an embodiment of the present invention. FIG. 2B is a partial perspective view of the bracket, the support mechanism and the first to fourth links of FIG. 2A . FIG. 3A is a partial top schematic view of the flexible display in the first mode according to another embodiment of the present invention. 3B is a partial top schematic view of the flexible display in the second mode according to another embodiment of the present invention.

100: Flexible Display

102: First Flattened Structure

103: Convex arc structure

104: Second Flat Structure

110: Bracket

120: Supporting mechanism

121: The first hinge block

122: Second hinge block

123: Third hinge block

124: The first support rod

125: Second support rod

126: The third support rod

130: Flexible screen

131: The first flat screen section

132: Bend screen section

133: Second flat screen section

140: Drivers

151: The first link

152: Second Link

153: Third Link

154: Fourth Link

Claims (14)

A flexible display comprising: bracket; a support mechanism, connecting the bracket; A flexible screen is attached to the support mechanism; a driving part, arranged on the bracket; a first link having a first end and a second end opposite to the first end, and the first end is coupled to the driving member; a second link having a third end and a fourth end opposite to the third end, and the second end is pivotally connected to the third end; a third link having a fifth end and a sixth end opposite to the fifth end, wherein the fourth end is pivotally connected to the fifth end, and the sixth end is pivotally connected to the support mechanism; and The fourth link has a seventh end and an eighth end opposite to the seventh end, wherein the seventh end is pivotally connected to the fourth end, and the eighth end is pivotally connected to the support mechanism, and the driving member drives the The first link rotates, and the first link drives the third link and the fourth link through the second link to drive the support mechanism and the flexible screen to deform. The flexible display of claim 1, wherein the support mechanism comprises: at least one first hinge block, and the first hinge block is rotatably connected to the bracket; A plurality of second hinge blocks rotatably connected to each other, and the first hinge block is located between the bracket and the second hinge blocks, one of the second hinge blocks is rotatably connected to the first hinge block ; at least one third hinge block, and the second hinge blocks are located between the first hinge block and the third hinge block, the third hinge block is rotatably connected to the other of the second hinge blocks; At least one first support rod is slidably arranged on the first hinge block; a plurality of second support rods fixed on the second hinge blocks; and At least one third support rod is slidably disposed on the third hinge block, wherein the flexible screen is attached to the first support rod, the second support rods and the third support rod. The flexible display of claim 2, wherein the sixth end of the third link and the eighth end of the fourth link are pivotally connected to the third hinge block. The flexible display of claim 2, wherein the first hinge block, the second hinge blocks and the third hinge block are fitted with a concave arc structure, and the flexible screen is formed with the concave arc structure Curved screen. The flexible display of claim 2, wherein the first hinge block fits a first flat structure, the second hinge blocks fit a convex arc structure, and the third hinge block fits a second hinge block A flat structure, the flexible screen cooperates with the first flat structure, the convex arc structure and the second flat structure to form a first flat screen section, a curved screen section and a second flat screen section. The flexible display of claim 2, wherein the support mechanism further comprises a spring, and two ends of the spring are respectively connected to the third hinge block and the third support rod. The flexible display of claim 1, wherein the number of the first hinge blocks is plural, the number of the third hinge blocks is plural, the first hinge blocks are rotatably connected to each other, the One of the first hinge blocks is rotatably connected to the bracket, the other of the first hinge blocks is rotatably connected to one of the second hinge blocks, and the third hinge blocks are rotatably connected to each other, One of the third hinge blocks is rotatably connected to the other of the second hinge blocks. The flexible display of claim 7, wherein the sixth end of the third link is pivotally connected to a third hinge block adjacent to the second hinge blocks, and the first link of the fourth link The eight ends are pivotally connected to the other third hinge block away from the second hinge blocks. The flexible display of claim 7, wherein the number of the first support rods is multiple, the number of the third support rods is multiple, and the first support rods are slidably disposed on the first support rods on a hinge block, and the third support rods are slidably arranged on the third hinge blocks. The flexible display of claim 7, the support mechanism further comprises a spring, and two ends of the spring are respectively connected to a third hinge block far away from the second hinge blocks and a third hinge block disposed far away from the second hinges the third support rod on the third hinge block of the block. The flexible display of claim 1, wherein the driving member is a motor. The flexible display of claim 1, wherein the seventh end of the fourth link is pivotally connected to the upper side of the fourth end of the second link, and the fifth end of the third link is pivoted The lower side of the fourth link connected to the second link. The flexible display of claim 1, wherein the pivot axis of the seventh end of the fourth link and the fourth end of the second link is coaxial with the fifth end of the third link and the pivot axis of the fourth end of the second link. The flexible display of claim 1, wherein the pivot axis of the second end of the first link and the third end of the second link, the fourth end of the second link and the pivot axis The pivot axis of the fifth end of the third link, the sixth end of the third link and the pivot axis of the support mechanism, the fourth end of the second link and the pivot axis of the fourth link The pivot axis of the seventh end and the eighth end of the fourth link are parallel to the pivot axis of the support mechanism.

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