TW202211184A - Display and electronic apparatus - Google Patents

Abstract

A display including a casing, a flexible panel and a magnetic induction member is provided. The casing has a first side, a second side opposite to the first side and a third side connected with the first side and the second side, and the casing includes a first supporting member and a second supporting member slidably connected to the first supporting member. The flexible panel includes a first display part located at the first side of the casing and fixed to the first supporting member and a second display part connected to the first display part and extending around the third side to the second side of the casing. The second display part is slidably connected to the second supporting member. The magnetic induction member is disposed between the flexible panel and the casing and attached to flexible panel. The magnetic induction member having magnetic force extends from the first side and then around the third side to the second side of the casing. An electronic apparatus is also provided.

Description

Display devices and electronic equipment

The present invention relates to a display device and an electronic device, and more particularly, to a display device using a flexible screen and an electronic device using the display device.

Portable electronic devices have become an indispensable tool for modern people because of their advantages of being easy to carry around and sending and receiving information in real time. Common portable electronic devices include smart phones, tablet computers, and notebook computers. Most of the common portable electronic devices are configured with a single display device, and the size of the display screen is fixed. Therefore, the user cannot flexibly adjust the display screen size according to individual needs.

At present, products that integrate a flexible screen (or flexible screen) into the above-mentioned portable electronic devices have been proposed, and the flexible screen (or flexible screen) must be integrated with a hinge mechanism to facilitate the user to flip and fold the portable electronic device. Tilt screen (or flexible screen). However, in the process of flipping and folding the flexible screen (or called the flexible screen), the flexible screen (or called the flexible screen) is easily damaged by being squeezed by the hinge mechanism.

The present invention provides a display device using a flexible screen and an electronic device using the display device, which has excellent operational flexibility and reliability.

The present invention provides a display device, which includes a casing, a flexible screen and a magnetosensitive member. The casing has a first side, a second side opposite to the first side, and a third side connecting the first side and the second side, and the casing includes a first support and a second support slidably connected to the first support pieces. The flexible screen includes a first display part and a second display part. The first display portion is located on the first side of the casing and is fixed to the first support member. The second display part is connected to the first display part and bypasses the third side of the casing to extend to the second side. The second display portion is slidably connected to the second support member. The magnetic sensing element is arranged between the flexible screen and the casing, and is attached to the flexible screen. The magnetically sensitive member with magnetic force bypasses the third side from the first side of the casing and extends to the second side. When the second support member slides relative to the first support member, the second support member drives at least a portion of the second display portion to slide from the second side of the casing to the first side, and at least a portion of the magnetically sensitive member follows the second display portion. sliding.

In an embodiment of the present invention, the above-mentioned second support member is made of magnetic material. The magnetic induction member contacts and is adsorbed on the second support member.

In an embodiment of the present invention, the above-mentioned second support member has a first magnetic region and a second magnetic region after being magnetized by sub-regions, and the first magnetic region is away from the third side of the casing. The magnetic force of the second magnetic region is greater than or equal to the magnetic force of the first magnetic region.

In an embodiment of the present invention, the above-mentioned first magnetic region has a first magnetic region length in the sliding direction of the second supporting member, and the second magnetic region has a second magnetic region in the sliding direction of the second supporting member length. The length of the first magnetic region is greater than or equal to the length of the second magnetic region.

In an embodiment of the present invention, the above-mentioned casing further includes a roller connected to the second support member, and the first support member and the roller are respectively located on two opposite sides of the second support member. The magnetic element contacts the roller.

In an embodiment of the present invention, the above-mentioned rollers are magnetic rollers, and the magnetically sensitive member is in contact with and adsorbed on the rollers. The magnetic force of the magnetic roller is greater than or equal to the magnetic force of the second magnetic region.

In an embodiment of the present invention, the above-mentioned magnetic induction member has a plurality of positioning concave portions facing the first support member, the second support member and the roller, and the roller has a plurality of positioning convex portions. At least a portion of the plurality of positioning protrusions is coupled to at least a portion of the plurality of positioning recesses.

In an embodiment of the present invention, when the above-mentioned rollers are magnetic rollers, the magnetic force of the second magnetic region is equal to the magnetic force of the magnetic rollers, or the magnetic force of the second magnetic region is greater than the magnetic force of the magnetic rollers and the A magnetic field is greater than the magnetic force of the magnetic roller.

In an embodiment of the present invention, the above-mentioned display device further includes a magnetic film attached to the second support member, and the magnetic film is located between the second support member and the magnetically sensitive member. The magnetosensitive member is in contact with and adsorbed on the magnetic film. .

In an embodiment of the present invention, the above-mentioned magnetic film bypasses the third side from the first side of the casing and extends to the second side, and the magnetic film includes a first magnetic portion located on the second side and connected to the first magnetic portion part of the second magnetic part. The second magnetic portion bypasses the third side from the second side and extends to the first side. The magnetic force of the second magnetic portion is greater than or equal to the magnetic force of the first magnetic portion.

In an embodiment of the present invention, the above-mentioned magnetic film is distributed on the first side and the second side of the casing, and the magnetic film includes a first magnetic portion distributed on the second side and a first magnetic portion distributed on the first side and the second side the second magnetic part. The second magnetic part on the second side is connected to the first magnetic part. The magnetic force of the second magnetic portion is greater than or equal to the magnetic force of the first magnetic portion.

In an embodiment of the present invention, the first magnetic portion has a first distribution length in the sliding direction of the second support member, and the second magnetic portion has a second distribution length in the sliding direction of the second support member. The first distribution length is greater than or equal to the second distribution length.

In an embodiment of the present invention, the above-mentioned casing further includes a roller connected to the second support member, and the first support member and the roller are respectively located on two opposite sides of the second support member. The magnetic element contacts the roller.

In an embodiment of the present invention, the above-mentioned rollers are magnetic rollers, and the magnetically sensitive member is in contact with and adsorbed on the magnetic rollers. The magnetic force of the magnetic roller is greater than or equal to the magnetic force of the second magnetic portion, and the magnetic force of the second magnetic portion is greater than or equal to the magnetic force of the first magnetic portion.

In an embodiment of the present invention, when the above-mentioned roller is a magnetic roller, the magnetic force of the second magnetic portion is equal to the magnetic force of the magnetic roller, or the magnetic force of the second magnetic portion is greater than the magnetic force of the magnetic roller and the first magnetic force is equal to that of the magnetic roller. A magnetic portion is larger than the magnetic force of the magnetic roller.

In an embodiment of the present invention, the above-mentioned casing further has a zooming space located between the first supporting member and the second supporting member, and the casing further includes a folding supporting member disposed in the zooming space. One end of the folding support is connected to the first support, and the other end of the folding support is connected to the second support. In the first mode, the folding support is in a folded state and contacts the first display portion. When the second support member slides relative to the first support member to switch to the second mode, the zoom space is enlarged, the folding support member is driven by the second support member to unfold, and contacts the first display portion and the second display portion.

In an embodiment of the present invention, the above-mentioned folding support includes a plurality of first magnetic blocks and a plurality of second magnetic blocks alternately arranged, and adjacent one first magnetic block and one second magnetic block are connected to each other. Each of the first magnetic blocks and each of the second magnetic blocks has a first magnetic pole and a second magnetic pole different from the first magnetic pole. In the first mode, the second magnetic pole of a first magnetic block aligns and attaches to the first magnetic pole of an adjacent second magnetic block, and the first magnetic pole of a first magnetic block aligns and attaches to an adjacent first magnetic block A second pole of a second magnetic block. In the second mode, the second magnetic pole of a first magnetic block is aligned and attached to the first magnetic pole of an adjacent second magnetic block, and the first magnetic pole of a first magnetic block is separated from an adjacent second magnetic block the second pole of the magnetic block.

In an embodiment of the present invention, the above-mentioned folding support is driven by the second support to unfold, and an unfolding angle is formed between an adjacent first magnetic block and a second magnetic block.

In an embodiment of the present invention, the second magnetic pole of the first magnetic block is connected to the first magnetic pole of an adjacent second magnetic block, and the second magnetic pole of a second magnetic block is connected to an adjacent first magnetic block. the second pole of the magnetic block.

In an embodiment of the present invention, the above-mentioned second support member includes a first magnetic support portion, a second magnetic support portion opposite to the first magnetic support portion, and a second magnetic support portion located between the first magnetic support portion and the second magnetic support portion The third magnetic support part has a zoom space between the first magnetic support part and the first support part. In the first mode, the third magnetic support portion is located outside the zoom space, and the first magnetic support portion and the second magnetic support portion exert a magnetic repulsion force on the third magnetic support portion. When the second support member slides relative to the first support member to switch to the second mode, the zoom space is enlarged, and the third magnetic support portion is pushed by the magnetic repulsion force of the first magnetic support portion and the second magnetic support portion to slide into the zoom mode space. After the third magnetic support part slides into the zoom space, the first magnetic support part exerts a magnetic attraction force on the third magnetic support part, and the third magnetic support part contacts the second display part.

In an embodiment of the present invention, the above-mentioned first support member has a guide inclined surface located in the zoom space, and the third magnetic support portion has a sliding inclined surface matched with the guide inclined surface. In the first mode, the sliding ramps are separated from the guiding ramps. When the second supporter slides relative to the first supporter to switch to the second mode, the sliding slope of the third magnetic support part contacts the guide slope and slides relative to the guide slope.

In an embodiment of the present invention, the above-mentioned first support member has a first guide groove located outside the zoom space and a second guide groove located in the zoom space, and the second guide groove is connected to the first guide groove . In the first mode, the third magnetic support portion is slidably connected to the first guide recessed portion. When the second support member slides relative to the first support member to switch to the second mode, the third magnetic support portion moves out of the first guide recess and slides into the second guide recess.

In an embodiment of the present invention, the above-mentioned casing further includes a connecting member, and two ends of the connecting member are respectively connected to the third magnetic support portion and the second magnetic support portion.

In an embodiment of the present invention, the above-mentioned third magnetic support portion is a permanent magnet, and the connecting member is formed of an elastic body.

In an embodiment of the present invention, the above-mentioned third magnetic support portion is a conductor, and the connecting member is a power line, and the power line energizes the third magnetic support portion to generate a magnetic force.

The present invention provides an electronic device, which includes a host and the above-mentioned display device. The display device is pivotally connected to the host.

Based on the above, the display device in the electronic device of the present invention adopts a flexible screen, so that a larger display screen or different operation modes can be provided by adjusting the distribution position or orientation of the flexible screen. Further, the flexible screen includes a first display part and a second display part connected to the first display part, and the distribution position or orientation of the second display part can be based on the second support member in the casing relative to the first support member to adjust for slippage. More specifically, the second display portion of the flexible screen is magnetically attracted to the second support member through the magnetically sensitive member. During the process of expanding or collapsing the second display portion driven by the second support member, the second display portion It can be closely attached to the outer surface of the second support member, which can not only prevent the second display part from warping and deform, but also avoid the second display part being damaged by being pushed or pulled. Therefore, the display device and the electronic equipment using the display device not only have excellent operational flexibility, but also have excellent operational reliability.

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 schematic diagram of an electronic device in a first mode according to an embodiment of the present invention. FIG. 1B is a schematic diagram of an electronic device in a second mode according to an embodiment of the present invention. FIG. 1C is a schematic front view of the electronic device of FIG. 1A . 1D is a schematic front view of the electronic device of FIG. 1B . Referring to FIGS. 1A and 1B , in this embodiment, the electronic device 10 can be a notebook computer, and the portable electronic device 10 includes a host 11 and a display device 100 pivotally connected to the host 11 . The host 11 has the capabilities of logical operation and data access, and the display device 100 is electrically connected to the host 11 . The size of the display screen of the display device 100 can be flexibly adjusted according to the individual needs of the user.

Please refer to FIGS. 1A to 1D , the display device 100 includes a casing 110 and a flexible screen 120 , wherein the casing 110 includes a first supporting member 111 and a second supporting member 112 slidably connected to the first supporting member 111 , and is flexible The screen 120 includes a first display part 121 and a second display part 122 connected to the first display part 121 . The first display portion 121 is fixed on the first support member 111 , so the position of the first display portion 121 remains unchanged. In addition, the second support member 112 is slidably connected to the second support member 112 . Based on the sliding movement of the second support member 112 relative to the first support member 111 , the second display portion 122 can be driven by the second support member 112 to expand or expand. When folded, or in other words, based on the sliding movement of the second support member 112 relative to the first support member 111 , the second display portion 122 can be driven by the second support member 112 to adjust its distribution position or orientation.

For example, the number of the second support members 112 can be two, and the second support members 112 are symmetrically arranged on the first support member 111 . In addition, the number of the second display parts 122 can be two, and they are respectively connected to two opposite sides of the first display part 121 . Each of the second display parts 122 is kept in contact with a corresponding one of the second support members 112 . When the two second support members 112 slide outward relative to the first support member 111 respectively, the two second display parts 112 The parts 122 are respectively driven by the two second support members 112 to produce sliding, and at least part of each second display part 122 slides to the side of the first display part 121 to form a larger and coplanar The display area is provided to provide the user with a larger display screen, as shown in FIG. 1B and FIG. 1D .

FIG. 2A is a partial top schematic view of the display device of FIG. 1A . FIG. 2B is a partial top schematic view of the display device of FIG. 1B . Referring to FIGS. 2A and 2B , in this embodiment, the casing 110 has a first side 113 , a second side 114 opposite to the first side 113 , and a third side 115 , and the third side 115 can be connected to the first side 115 . The arcuate sides of side 113 and second side 114 . On the other hand, the first display portion 121 is located on the first side 113 and is fixed on the first support member 111 . The second display portion 122 is connected to the edge of the first display portion 121 and bypasses the third side 115 to extend to the second side 114 .

As shown in FIG. 2A and FIG. 2B , the second display portion 122 is slidably connected to the second support member 112 . When the second support member 112 slides outward relative to the first support member 111 , the second display portion 122 is supported by the second support member 112 . The member 112 is driven, so that at least part of the second display portion 122 slides to the side of the first display portion 121 to provide the user with a larger display screen (see FIG. 2B ).

In the present embodiment, the display device 100 further includes a magnetic induction member 130 , wherein the magnetic induction member 130 is disposed between the flexible screen 120 and the casing 110 and is attached to the inner surface of the flexible screen 120 facing the casing 110 . Specifically, the magnetically sensitive member 130 bypasses the third side 115 from the first side 113 of the casing 110 and extends to the second side 114 , and at least a part of the magnetically sensitive member 130 can be supported by the second display portion 122 . For example, at least part of the magnetically sensitive part 130 moves from the third side 115 and the second side 114 of the casing 110 to the first side 113; or conversely, at least part of the magnetically sensitive part 130 Move back from the first side 113 of the casing 110 to the third side 115 and the second side 114 .

Please refer to FIG. 2A and FIG. 2B , the magnetically sensitive member 130 has a magnetic force, and can be bent under force to generate elastic deformation. On the other hand, the second support member 112 is made of a magnetic material, wherein the magnetic induction member 130 contacts the second support member 112 and is adsorbed on the second support member 112 . Because the magnetically sensitive member 130 is attached to the inner surface of the flexible screen 120 facing the casing 110 , the second display portion 122 can closely adhere to the outer surface of the second support member 112 through the magnetically sensitive member 130 . Furthermore, when the second display portion 122 is expanded or collapsed by the second support member 112 , the second display portion 122 can be closely attached to the second support member 112 through the magnetic induction member 130 . On the outer surface, the magnetically sensitive member 130 can not only prevent the second display portion 122 from being warped and deformed, but also prevent the second display portion 122 from being damaged by being pushed or pulled.

The second support 112 made of magnetic material can be magnetized by partitions to have a first magnetic region 112a and a second magnetic region 112b, wherein the first magnetic region 112a is away from the third side 115 of the casing 110, and the second magnetic region 112b The magnetic force of is greater than or equal to the magnetic force of the first magnetic region 112a. For example, the magnetic force ratio between the second magnetic region 112b and the first magnetic region 112a is preferably 5:3.

As shown in FIG. 2A , at least a portion of the magnetically sensitive member 130 substantially overlaps with the distribution positions of the second display portion 122 , and at least a portion of the magnetically sensitive member 130 is attracted to the first magnetic region 112 a and the second magnetic region 112 b. As shown in FIG. 2B , when the second support member 112 drives at least part of the magnetic induction member 130 and the second display portion 122 to move from the third side 115 and the second side 114 of the casing 110 to the first side 113 , the The magnetic force of a magnetic region 112a is weak, and at least part of the magnetically sensitive member 130 and the second display portion 122 can easily slide relative to the second support member 112 to avoid being pulled and damaged. In addition, due to the strong magnetic force of the second magnetic region 112b, when at least part of the magnetically sensitive member 130 and the second display portion 122 slide through the third side 115 of the arc-shaped side, at least a part of the magnetically sensitive member 130 and the The second display portion 122 can be closely attached to the outer surface of the second support member 112 under the action of the aforementioned magnetic force, and is unlikely to be warped, slipped, or detached.

As shown in FIG. 2A , the first magnetic region 112 a has a first magnetic region length L1 in the sliding direction D of the second supporting member 112 , and the second magnetic region 112 b has a second magnetic region length L1 in the sliding direction D of the second supporting member 112 . Magnetic sector length L2. The length L1 of the first magnetic region is greater than or equal to the length L2 of the second magnetic region, that is to say, on the second support 112, the distribution range of the weak magnetic region is larger than the distribution range of the strong magnetic region, so as to facilitate expanding or collapsing the second display Section 122. For example, the length ratio of the first magnetic domain length L1 and the second magnetic domain length L2 is preferably 5:3.

The display devices of other embodiments are listed below, and the differences will be described, and the same or similar design principles will not be repeated.

FIG. 3A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 3B is a partial top schematic view of the display device of FIG. 3A being switched to a second mode. Please refer to FIG. 3A and FIG. 3B , unlike the display device 100 shown in FIG. 2A , in the display device 100A of the present embodiment, the casing 110 further includes a roller 116 connected to the second support member 112 , and the first support member The rollers 111 and the rollers 116 are respectively located on two opposite sides of the second support member 112 . Further, the roller 116 is located on the third side 115 of the casing 110 , wherein the roller 116 can rotate around a specific axis, and the second display portion 122 contacts the roller 116 through the magnetically sensitive member 130 to improve the second display portion 122 Smoothness and stability when sliding with the magnetically sensitive member 130 .

In an example, the roller 116 can be a magnetic material, and becomes a magnetic roller through magnetization (eg, magnetization), so the magnetically sensitive member 130 can be in contact with and adsorbed on the roller 116 . In another example, the rollers 116 can be magnetic rollers (ie, the magnetic rollers are composed of magnets), so the magnetically sensitive member 130 can be in contact with and adsorbed on the magnetic rollers. Further, the magnetic force of the magnetic roller is greater than or equal to the magnetic force of the second magnetic region 112b, and the magnetic force of the second magnetic region 112b is greater than or equal to the magnetic force of the first magnetic region 112a. Due to the strong magnetic force of the magnetic roller, the magnetically sensitive member 130 and the second display portion 122 during sliding can closely adhere to the outer surface of the magnetic roller, and are not prone to warping deformation, slippage or separation.

4A to 4D are magnetic rollers of various embodiments. Referring to FIG. 4A , the magnetic roller can be a solid roller, and includes a first magnetic pole N and a second magnetic pole S different from the first magnetic pole N. Referring to FIG. 4B , the magnetic roller can be a solid roller, and includes a plurality of first magnetic poles N and a plurality of second magnetic poles S different from the plurality of first magnetic poles N, and the plurality of first magnetic poles N Alternately arranged with the plurality of second magnetic poles S. That is to say, a first magnetic pole N is sandwiched between any two adjacent second magnetic poles S.

Referring to FIG. 4C , the magnetic roller can be a hollow roller, and includes a first magnetic pole N and a second magnetic pole S different from the first magnetic pole N. As shown in FIG. Referring to FIG. 4D , the magnetic roller can be a hollow roller, and includes a plurality of first magnetic poles N and a plurality of second magnetic poles S different from the plurality of first magnetic poles N, and the plurality of first magnetic poles N Alternately arranged with the plurality of second magnetic poles S. That is to say, a first magnetic pole N is sandwiched between any two adjacent second magnetic poles S.

FIG. 5A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 5B is a partial top schematic view of the display device of FIG. 5A being switched to a second mode. Please refer to FIG. 5A and FIG. 5B . Unlike the display device 100A shown in FIG. 3A , in the display device 100B of this embodiment, the magnetically sensitive member 130 has facing the first support member 111 , the second support member 112 and the roller 116 . There are a plurality of positioning recesses 1301, and the roller 116 has a plurality of positioning protrusions 1161. At least a part of the plurality of positioning protrusions 1161 is coupled to or snapped into at least a part of the plurality of positioning concave parts 1301, so as to prevent the magnetically sensitive member 130 and the second display part 122 from being warped and deformed while sliding. The smoothness and stability of the magnetically sensitive member 130 and the second display portion 122 when sliding are improved.

In an exemplary embodiment, the rollers 116 can be magnetic rollers, so the magnetically sensitive member 130 is in contact with and adsorbed on the magnetic rollers. The magnetic force of the magnetic roller is equal to the magnetic force of the second magnetic region 112b, and the magnetic force of the second magnetic region 112b is greater than or equal to the magnetic force of the first magnetic region 112a. Due to the strong magnetic force of the magnetic roller and the second magnetic region 112b, the magnetically sensitive member 130 and the second display portion 122 during the sliding can be closely attached to the outer surfaces of the magnetic roller and the second support member 112, and it is not easy to generate Warping deformation, slippage or separation from the second support member 112, etc.

In another example, the traction force generated by the coupling or engagement of the plurality of positioning protrusions 1161 and the plurality of positioning recesses 1301 with each other is sufficient to avoid warping and deformation of the magnetically sensitive member 130 during sliding, so A design in which the magnetic force of the second magnetic region 112b is larger than that of the magnetic roller and the magnetic force of the first magnetic region 112a is larger than that of the magnetic roller can be adopted. That is, the magnetic force of the magnetic roller is the weakest, and the magnetic force of the second magnetic region 112b is still greater than that of the first magnetic region 112a. Due to the strong magnetic force of the second magnetic region 112b, the magnetically sensitive member 130 and the second display portion 122 during the sliding can be closely attached to the outer surface of the second supporting member 112, and are not prone to warping deformation, slipping or detachment, etc. Condition. In addition, since the magnetic force of the magnetic roller is the weakest, the magnetically sensitive member 130 and the second display portion 122 during sliding can easily pass through the arc-shaped outer surface of the magnetic roller.

FIG. 6A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 6B is a partial top schematic view of the display device of FIG. 6A being switched to the second mode. Please refer to FIGS. 6A and 6B , different from the display device 100 shown in FIG. 2A , in this embodiment, the display device 100C further includes a magnetic film 140 attached to the second support member 112 , wherein the magnetic film 140 is located on the second supporting member 112 . Between the support member 112 and the magnetic induction member 130 , the first side 113 of the casing 110 bypasses the third side 115 and extends to the second side 114 . Further, the second support member 112 is made of non-magnetic material, and the outer surface of the second support member 112 is covered by the magnetic film 140 . The magnetically sensitive member 130 is in contact with and adsorbed to the magnetic film 140 , so the second display portion 122 can be attached to the outer surface of the second support member 112 through the magnetic attraction force between the magnetically sensitive member 130 and the magnetic film 140 .

FIG. 7A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 7B is a partial top schematic view of the display device of FIG. 7A being switched to the second mode. Please refer to FIGS. 7A and 7B . Unlike the display device 100A shown in FIG. 3A , in this embodiment, the display device 100D further includes a magnetic film 140 attached to the second support member 112 , wherein the magnetic film 140 is located on the second supporting member 112 . The support member 112 and the magnetic induction member 130 are distributed on the first side 113 and the second side 114 of the casing 110 . Further, the second support member 112 is made of non-magnetic material, and the outer surface of the second support member 112 is covered by the magnetic film 140 . The magnetically sensitive member 130 is in contact with and adsorbed to the magnetic film 140 , so the second display portion 122 can be attached to the outer surface of the second support member 112 through the magnetic attraction force between the magnetically sensitive member 130 and the magnetic film 140 .

FIG. 8A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 8B is a partial top schematic view of the display device of FIG. 8A being switched to the second mode. Please refer to FIGS. 8A and 8B . Unlike the display device 100D shown in FIG. 7A , in the display device 100E of the present embodiment, the magnetically sensitive member 130 has facing the first support member 111 , the second support member 112 and the roller 116 . There are a plurality of positioning recesses 1301, and the roller 116 has a plurality of positioning protrusions 1161. At least a part of the plurality of positioning protrusions 1161 is coupled to or snapped into at least a part of the plurality of positioning concave parts 1301, so as to prevent the magnetically sensitive member 130 and the second display part 122 from being warped and deformed while sliding. The smoothness and stability of the magnetically sensitive member 130 and the second display portion 122 when sliding are improved.

FIG. 9A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 9B is a partial top schematic view of the display device of FIG. 9A being switched to the second mode. Referring to FIGS. 9A and 9B , unlike the display device 100C shown in FIG. 6A , in the display device 100F of this embodiment, the magnetic film 140 includes the first magnetic portion 141 and the first magnetic portion 141 distributed on the second side 114 of the casing 110 . The second magnetic portion 142 of the first magnetic portion 141 is connected, and the second magnetic portion 142 bypasses the third side 115 from the second side 114 and extends to the first side 113 .

Further, the magnetic force of the second magnetic portion 142 is greater than or equal to the magnetic force of the first magnetic portion 141 , and the ratio of the magnetic force of the second magnetic portion 142 to the first magnetic portion 141 is preferably 5:3. Because the magnetic force of the first magnetic portion 141 is weak, the magnetically sensitive member 130 and the second display portion 122 can easily slide relative to the second supporting member 112 to avoid being pulled and damaged. In addition, due to the strong magnetic force of the second magnetic portion 142, the magnetically sensitive member 130 and the second display portion 122 during sliding can be closely attached to the outer surface of the second supporting member 112, and are not prone to warping deformation, slipping or detachment, etc.

In this embodiment, the first magnetic portion 141 has a first distribution length L3 in the sliding direction D of the second supporting member 112 , and the second magnetic portion 142 has a second distribution in the sliding direction D of the second supporting member 112 . Length L4. The first distribution length L3 is greater than or equal to the second distribution length L4, that is to say, on the second support 112, the distribution range of the weak magnetic region is larger than the distribution range of the strong magnetic region, so as to facilitate expanding or collapsing the second display portion 122 . For example, the length ratio of the first distribution length L3 and the second distribution length L4 is preferably 5:3.

FIG. 10A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 10B is a partial top schematic view of the display device of FIG. 10A being switched to the second mode. Referring to FIGS. 10A and 10B , unlike the display device 100D shown in FIG. 7A , in the display device 100G of the present embodiment, the magnetic film 140 includes a first magnetic portion 141 a , a The second magnetic portion 142a distributed on the first side 113 and the second magnetic portion 142b distributed on the second side 114, and the second magnetic portion 142b on the second side 114 is connected to the first magnetic portion 141a.

Further, the magnetic force of the second magnetic portions 142a, 142b is greater than or equal to the magnetic force of the first magnetic portion 141a, and the ratio of the magnetic force of the second magnetic portions 142a, 142b to the first magnetic portion 141 is preferably 5:3. Because the magnetic force of the first magnetic portion 141a is weak, the magnetically sensitive member 130 and the second display portion 122 can easily slide relative to the second supporting member 112 to avoid being pulled and damaged. In addition, due to the strong magnetic force of the second magnetic portions 142a and 142b, the magnetically sensitive member 130 and the second display portion 122 during sliding can be closely attached to the outer surface of the second support member 112, and are not prone to warping deformation, Slippage or disengagement, etc.

In this embodiment, the first magnetic portion 141 a has a first distribution length L5 in the sliding direction D of the second supporting member 112 , and the second magnetic portions 142 a and 142 b have a first distribution length L5 in the sliding direction D of the second supporting member 112 . Two distribution length L6. The first distribution length L5 is greater than or equal to the second distribution length L6, that is to say, on the second support 112, the distribution range of the weak magnetic region is larger than the distribution range of the strong magnetic region, so as to facilitate unfolding or collapsing the second display portion 122 . For example, the length ratio of the first distribution length L5 and the second distribution length L6 is preferably 5:3.

In an exemplary embodiment, the rollers 116 can be magnetic rollers, so the magnetically sensitive member 130 is in contact with and adsorbed on the magnetic rollers. The magnetic force of the magnetic roller is greater than or equal to the magnetic force of the second magnetic portions 142a and 142b, and the magnetic force of the second magnetic portions 142a and 142b is greater than or equal to the magnetic force of the first magnetic portion 141a. Due to the strong magnetic force of the magnetic roller and the second magnetic portions 142a and 142b, the magnetically sensitive member 130 and the second display portion 122 during the sliding can be closely attached to the outer surfaces of the magnetic roller and the second support member 112. Warpage deformation, slippage or separation from the second support member 112 is unlikely to occur.

FIG. 11A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 11B is a partial top schematic view of the display device of FIG. 11A being switched to the second mode. Please refer to FIGS. 11A and 11B , unlike the display device 100G shown in FIG. 10A , in the display device 100H of the present embodiment, the magnetically sensitive member 130 has facing the first support member 111 , the second support member 112 and the roller 116 There are a plurality of positioning recesses 1301, and the roller 116 has a plurality of positioning protrusions 1161. At least a part of the plurality of positioning protrusions 1161 is coupled to or snapped into at least a part of the plurality of positioning concave parts 1301, so as to prevent the magnetically sensitive member 130 and the second display part 122 from being warped and deformed while sliding. The smoothness and stability of the magnetically sensitive member 130 and the second display portion 122 when sliding are improved.

In an exemplary embodiment, the rollers 116 can be magnetic rollers, so the magnetically sensitive member 130 is in contact with and adsorbed on the magnetic rollers. The magnetic force of the magnetic roller is equal to the magnetic force of the second magnetic parts 142a, 142b, and the magnetic force of the second magnetic parts 142a, 142b is greater than or equal to the magnetic force of the first magnetic part 141a. Due to the strong magnetic force of the magnetic roller and the second magnetic portions 142a and 142b, the magnetically sensitive member 130 and the second display portion 122 during the sliding can be closely attached to the outer surfaces of the magnetic roller and the second support member 112. Warpage deformation, slippage or separation from the second support member 112 is unlikely to occur.

In another example, the plurality of positioning protrusions 1161 and the plurality of positioning recesses 1301 are coupled to each other (or the traction force generated by the mutual engagement is sufficient to avoid warping and deformation of the magnetically sensitive member 130 during sliding, so The magnetic force of the second magnetic parts 142a, 142b is larger than the magnetic force of the magnetic roller and the design of the magnetic force of the first magnetic part 141a is larger than that of the magnetic roller. Because the magnetic force of the second magnetic parts 142a, 142b is stronger, the sliding The magnetic induction member 130 and the second display portion 122 can be closely attached to the outer surface of the second support member 112, and are not prone to warping deformation, slippage or separation, etc. In addition, because the magnetic force of the magnetic roller is the weakest, so The sliding magnetic element 130 and the second display portion 122 can easily pass through the arc-shaped outer surface of the magnetic roller.

FIG. 12 is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. Referring to FIG. 12 , unlike the display device 100C shown in FIG. 6A , in the display device 100I of the present embodiment, the magnetic film 140 may be formed of a plurality of parallel magnetic strips.

FIG. 13A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 13B is a partial top schematic view of the display device of FIG. 13A being switched to the second mode. Please refer to FIGS. 13A and 13B , unlike the display device 100F shown in FIG. 9A , in the display device 100J of this embodiment, the casing 110 further has a zoom between the first support 111 and the second support 112 space 117 , and the casing 110 further includes a folding support 118 disposed in the zoom space 117 . One end of the folding supporter 118 is connected to the first supporter 111 , and the other end of the folding supporter 118 is connected to the second supporter 112 . In the first mode shown in FIG. 13A , the folding support 118 is in a folded state and contacts the first display part 121 to support the first display part 121 and prevent the first display part 121 from collapsing. When the second supporting member 112 slides relative to the first supporting member 111 to switch to the second mode shown in FIG. 13B , the zooming space 117 is enlarged, the folding supporting member 118 is driven by the second supporting member 112 to unfold, and contacts the first A display part 121 and a second display part 122 are used to support the first display part 121 and the second display part 122 and prevent the first display part 121 and the second display part 122 from collapsing.

Referring to FIG. 13A , the folding support 118 includes a plurality of first magnetic blocks 118 a and a plurality of second magnetic blocks 118 b which are alternately arranged, and an adjacent first magnetic block 118 a and a second magnetic block 118 b are connected to each other. Further, each of the first magnetic blocks 118a and each of the second magnetic blocks 118b has a first magnetic pole N and a second magnetic pole S different from the first magnetic pole N. When the folding support 118 is in the folded state, the first magnetic pole N is The first magnetic pole N of the magnetic block 118a is aligned with and attached to the second magnetic pole S of the adjacent second magnetic block 118b, and the second magnetic pole S of the first magnetic block 118a is aligned and attached to the adjacent second magnetic pole The first pole N of the block 118b.

Referring to FIG. 13B , when the folding support 118 is in the unfolded state, the second magnetic pole S of the first magnetic block 118a is aligned with and adsorbed to the first magnetic pole N of the adjacent second magnetic block 118b, and the first magnetic block 118a The first magnetic pole N is separated from the second magnetic pole S of the adjacent second magnetic block 118b.

13A and 13B, the second magnetic pole S of the first magnetic block 118a is connected to the first magnetic pole N of the adjacent second magnetic block 118b, and the second magnetic pole S of the second magnetic block 118b is connected to the adjacent first magnetic pole S The first magnetic pole N of the magnetic block 118a. In addition, the first magnetic pole N of the first magnetic block 118a closest to the first support 111 is connected to the first support 111, and the second magnetic pole S of the second magnetic block 118b farthest from the first support 111 is connected to the second support Piece 112. After the folding support member 118 is driven by the second support member 112 to be unfolded, the adjacent first magnetic blocks 118 a and the second magnetic blocks 118 b rotate with each other, and an unfolding angle is formed therebetween. The aforementioned deployment angle may be between 60 degrees and 180 degrees, and the deployment angle shown in FIG. 13B is about 180 degrees.

FIG. 14A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 14B is a partial top schematic view of the display device of FIG. 14A being switched to the second mode. Referring to FIGS. 14A and 14B , unlike the display device 100J shown in FIG. 13A , in the display device 100K of the present embodiment, the first magnetic pole N of the first magnetic block 118 a is connected to the second magnetic pole N of the adjacent second magnetic block 118 b Two magnetic poles S, and the first magnetic pole N of the second magnetic block 118b is connected to the second magnetic pole S of the adjacent first magnetic block 118a. In addition, the second magnetic pole S of the first magnetic block 118a closest to the first support 111 is connected to the first support 111, and the first magnetic pole N of the second magnetic block 118b farthest from the first support 111 is connected to the second support Piece 112. After the folding support member 118 is driven by the second support member 112 to be unfolded, the adjacent first magnetic blocks 118 a and the second magnetic blocks 118 b rotate with each other, and an unfolding angle is formed between them, which is about 60 degrees.

FIG. 15A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 15B is a partial top schematic view of the display device of FIG. 15A being switched to the second mode. Referring to FIGS. 15A and 15B , different from the display device 100F shown in FIG. 9A , in the display device 100L of this embodiment, the second support member 112 includes a first magnetic support portion 1121 , which is opposite to the first magnetic support portion 1121 . The second magnetic support portion 1122 and the third magnetic support portion 1123 located between the first magnetic support portion 1121 and the second magnetic support portion 1122, and there is a zoom space between the first magnetic support portion 1121 and the first support member 111 117.

In the first mode shown in FIG. 15A , the third magnetic support portion 1123 is supported by the first support member 111 and is located outside the zoom space 117 . In addition, when the third magnetic support portion 1123 is located outside the zoom space 117 , the first magnetic support portion 1121 and the second magnetic support portion 1122 exert a magnetic repulsion force on the third magnetic support portion 1123 . When the second support member 112 slides relative to the first support member 111 to switch to the second mode shown in FIG. 15B , the first magnetic support portion 1121 slides away from the first support member 111 to enlarge the zoom space 117 . In addition, the first magnetic support portion 1121 and the second magnetic support portion 1122 are synchronized and slide in the same direction to drive the third magnetic support portion 1123 . When the zoom space 117 is enlarged enough to accommodate the third magnetic support portion 1123 , the third magnetic support portion 1123 is pushed into the zoom space 117 by the magnetic repulsion force of the first magnetic support portion 1121 and the second magnetic support portion 1122 .

As shown in FIG. 15B , after the third magnetic support part 1123 slides into the zoom space 117 , the first magnetic support part 1121 applies a magnetic attraction force to the third magnetic support part 1123 to position the third magnetic support part 1123 in the zoom space 117 Inside. In addition, the third magnetic support portion 1123 contacts the second display portion 122 to support the second display portion 122 and prevent the second display portion 122 from collapsing. For example, the magnetic pole distribution of the first magnetic support portion 1121, the second magnetic support portion 1122 and the third magnetic support portion 1123 may be: a block of the first magnetic support portion 1121 corresponding to the guiding slope 111a is configured as an S pole , and another block of the first magnetic support portion 1121 corresponding to the second magnetic support portion 1122 is configured as an N pole; one end of the second magnetic support portion 1122 facing the first magnetic support portion 1121 is configured as an S pole; One end of the three magnetic support parts 1123 facing the first magnetic support part 1121 is arranged as an N pole, and the other end of the second magnetic support part 1122 is arranged as an S pole.

As shown in FIG. 15A , the third magnetic support portion 1123 located outside the zoom space 117 is aligned with the upper half region of the first magnetic support portion 1121 , and the upper half region of the first magnetic support portion 1121 applies pressure to the third magnetic support portion 1123 Magnetic repulsion. As shown in FIG. 15B , the third magnetic support portion 1123 located in the zoom space 117 is aligned with the lower half area of the first magnetic support portion 1121 , and the lower half area of the first magnetic support portion 1121 is applied to the third magnetic support portion 1123 Magnetic attraction.

In this embodiment, the first support member 111 has a guide slope 111a located in the zoom space 117, and the third magnetic support portion 1123 has a sliding slope 1124 matched with the guide slope 111a. When the third magnetic support portion 1123 is located outside the zoom space 117, the sliding slope 1124 is separated from the guide slope 111a. When the third magnetic support portion 1123 slides into or out of the zoom space 117 , the sliding slope 1124 contacts the guide slope 111 a and slides relative to the guide slope 111 a.

On the other hand, the casing 110 further includes a connecting member 119 , and two ends of the connecting member 119 are respectively connected to the third magnetic support portion 1123 and the second magnetic support portion 1122 . In an exemplary embodiment, the third magnetic support portion 1123 is a permanent magnet, and the connecting member 119 is formed of an elastic body, so as to serve as a sliding or reset assistance for the third magnetic support portion 1123 . In another example, the third magnetic support portion 1123 is a conductor, and the connecting member 119 is a power line (eg, a flexible cable). Depending on the mode switching, the user can control the power line to energize the third magnetic support portion 1123 to generate magnetic force, or stop energizing the third magnetic support portion 1123 to remove the magnetic force.

FIG. 16A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 16B is a partial top schematic view of the display device of FIG. 16A being switched to the second mode. Referring to FIGS. 16A and 16B , unlike the display device 100L shown in FIG. 15A , in the display device 100M of this embodiment, the first support member 111 has a first guide groove 111 b located outside the zoom space 117 and a first guide groove 111 b located outside the zoom space 117 . The second guide groove 111c in the space 117, and the second guide groove 111c is connected to the first guide groove 111b.

In the first mode shown in FIG. 16A , the third magnetic support portion 1123 is slidably connected to the first guide recess 111b. When the second support member 112 slides relative to the first support member 111 to switch to the second mode shown in FIG. 16B , the third magnetic support portion 1123 moves out of the first guide recess 111b and slides into the second guide recess 111c. Further, when the third magnetic support portion 1123 slides into or out of the zoom space 117 , the second guide recess 111c can guide the third magnetic support portion 1123 to slide downward or upward.

To sum up, the display device in the electronic device of the present invention adopts a flexible screen, so that a larger display screen or different operation modes can be provided by adjusting the distribution position or orientation of the flexible screen. Further, the flexible screen includes a first display part and a second display part connected to the first display part, and the distribution position or orientation of the second display part can be based on the second support member in the casing relative to the first support member to adjust for slippage. More specifically, the second display portion of the flexible screen is magnetically attracted to the second support member through the magnetically sensitive member. During the process of expanding or collapsing the second display portion driven by the second support member, the second display portion It can be closely attached to the outer surface of the second support member, which can not only prevent the second display part from warping and deform, but also avoid the second display part being damaged by being pushed or pulled. Therefore, the display device and the electronic equipment using the display device not only have excellent operational flexibility, but also have excellent operational reliability.

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.

10: Electronics 11: Host 100, 100A~100M: Display device 110: Chassis 111: The first support 111a: Guide Bevel 111b: first guide groove 111c: Second guide groove 112: Second support 112a: first magnetic sector 112b: second magnetic area 1121: the first magnetic support part 1122: the second magnetic support 1123: The third magnetic support 1124: Sliding Bevel 113: First side 114: Second side 115: Third side 116: Roller 1161: Positioning convex part 117: Zoom Space 118: Folding supports 118a: first magnetic block 118b: second magnetic block 119: Connector 120: Flexible screen 121: The first display part 122: Second display part 130: Magnetic parts 130l: Positioning recess 140: Magnetic film 141, 141a: the first magnetic part 142, 142a, 142b: second magnetic part D: sliding direction L1: The length of the first magnetic region L2: The length of the second magnetic region L3, L5: the first distribution length L4, L6: The second distribution length N: the first magnetic pole S: second magnetic pole

FIG. 1A is a schematic diagram of an electronic device in a first mode according to an embodiment of the present invention. FIG. 1B is a schematic diagram of an electronic device in a second mode according to an embodiment of the present invention. FIG. 1C is a schematic front view of the electronic device of FIG. 1A . 1D is a schematic front view of the electronic device of FIG. 1B . FIG. 2A is a partial top schematic view of the display device of FIG. 1A . FIG. 2B is a partial top schematic view of the display device of FIG. 1B . FIG. 3A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 3B is a partial top schematic view of the display device of FIG. 3A being switched to a second mode. 4A to 4D are magnetic rollers of various embodiments. FIG. 5A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 5B is a partial top schematic view of the display device of FIG. 5A being switched to a second mode. FIG. 6A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 6B is a partial top schematic view of the display device of FIG. 6A being switched to the second mode. FIG. 7A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 7B is a partial top schematic view of the display device of FIG. 7A being switched to the second mode. FIG. 8A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 8B is a partial top schematic view of the display device of FIG. 8A being switched to the second mode. FIG. 9A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 9B is a partial top schematic view of the display device of FIG. 9A being switched to the second mode. FIG. 10A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 10B is a partial top schematic view of the display device of FIG. 10A being switched to the second mode. FIG. 11A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 11B is a partial top schematic view of the display device of FIG. 11A being switched to the second mode. FIG. 12 is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 13A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 13B is a partial top schematic view of the display device of FIG. 13A being switched to the second mode. FIG. 14A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 14B is a partial top schematic view of the display device of FIG. 14A being switched to the second mode. FIG. 15A is a partial top plan view of a display device in a first mode according to another embodiment of the present invention. FIG. 15B is a partial top schematic view of the display device of FIG. 15A being switched to the second mode. FIG. 16A is a partial top schematic view of a display device in a first mode according to another embodiment of the present invention. FIG. 16B is a partial top schematic view of the display device of FIG. 16A being switched to the second mode.

100: Display device

110: Chassis

111: The first support

112: Second support

112a: first magnetic sector

112b: second magnetic area

113: First side

114: Second side

115: Third side

120: Flexible screen

121: The first display part

122: Second display part

130: Magnetic parts

D: sliding direction

L1: The length of the first magnetic region

L2: The length of the second magnetic region

Claims (27)

A display device, comprising: The casing has a first side, a second side opposite to the first side, and a third side connecting the first side and the second side, and the casing includes a first support member and is slidably connected to the first side a second support of the support; The flexible screen includes a first display part and a second display part, the first display part is located on the first side of the casing and is fixed on the first support part, the second display part is connected to the first display part and bypassing the third side of the casing to extend to the second side, wherein the second display portion is slidably connected to the second support; and A magnetically sensitive piece is disposed between the flexible screen and the casing and attached to the flexible screen, the magnetically sensitive piece bypasses the third side from the first side of the casing and extends to the first Two sides, wherein the magnetosensitive member has a magnetic force, When the second support member slides relative to the first support member, the second support member drives at least part of the second display portion to slide from the second side of the casing to the first side, and the magnetic induction At least part of the member slides with the second display portion. The display device according to claim 1, wherein the second support member is made of a magnetic material, and the magnetically sensitive member contacts and is adsorbed on the second support member. The display device of claim 2, wherein the second support member has a first magnetic region and a second magnetic region after being magnetized by sub-regions, and the first magnetic region is far away from the third side of the casing, wherein the first magnetic region The magnetic force of the second magnetic region is greater than or equal to the magnetic force of the first magnetic region. The display device of claim 3, wherein the first magnetic region has a first magnetic region length in the sliding direction of the second support, and the second magnetic region is in the sliding direction of the second support It has a second magnetic region length, and the first magnetic region length is greater than or equal to the second magnetic region length. The display device according to claim 3, wherein the casing further comprises a roller connected to the second support member, and the first support member and the roller are respectively located on two opposite sides of the second support member. The magnet contacts the roller. The display device of claim 5, wherein the roller is a magnetic roller, and the magnetically sensitive member contacts and is adsorbed on the roller, wherein the magnetic force of the magnetic roller is greater than or equal to the magnetic force of the second magnetic region. The display device according to claim 5, wherein the magnetically sensitive member has a plurality of positioning concave portions facing the first support member, the second support member and the roller, and the roller has a plurality of positioning convex portions, the At least a portion of the positioning protrusions is coupled to at least a portion of the positioning recesses. The display device according to claim 7, wherein when the roller is a magnetic roller, the magnetic force of the second magnetic region is equal to the magnetic force of the magnetic roller, or the magnetic force of the second magnetic region is greater than that of the magnetic roller The magnetic force of the column and the first magnetic region is greater than the magnetic force of the magnetic roller. The display device as claimed in claim 1, further comprising a magnetic film attached to the second support member, and the magnetic film is located between the second support member and the magnetically sensitive member, and the magnetically sensitive member contacts and is adsorbed on the the magnetic film. The display device of claim 9, wherein the magnetic film bypasses the third side from the first side of the casing and extends to the second side, and the magnetic film comprises: a first magnetic portion on the second side; and a second magnetic part connected to the first magnetic part, the second magnetic part bypasses the third side from the second side and extends to the first side, The magnetic force of the second magnetic portion is greater than or equal to the magnetic force of the first magnetic portion. The display device according to claim 9, wherein the magnetic film is distributed on the first side and the second side of the casing, and the magnetic film comprises: a first magnetic portion distributed on the second side; and the second magnetic parts distributed on the first side and the second side, the second magnetic part on the second side is connected to the first magnetic part, The magnetic force of the second magnetic portion is greater than or equal to the magnetic force of the first magnetic portion. The display device according to claim 10 or 11, wherein the first magnetic portion has a first distribution length in the sliding direction of the second supporting member, and the second magnetic portion has a first distribution length in the sliding direction of the second supporting member The upper has a second distribution length, and the first distribution length is greater than or equal to the second distribution length. The display device according to claim 10 or 11, wherein the casing further comprises a roller connected to the second support, and the first support and the roller are respectively located on two opposite sides of the second support, The magnetically sensitive member contacts the roller. The display device according to claim 13, wherein the roller is a magnetic roller, and the magnetosensitive member contacts and is adsorbed on the magnetic roller, wherein the magnetic force of the magnetic roller is greater than or equal to the magnetic force of the second magnetic portion, And the magnetic force of the second magnetic portion is greater than or equal to the magnetic force of the first magnetic portion. The display device according to claim 13, wherein the magnetically sensitive member has a plurality of positioning concave portions facing the first support member, the second support member and the roller, and the roller has a plurality of positioning convex portions, the At least a portion of the positioning protrusions is coupled to at least a portion of the positioning recesses. The display device according to claim 15, wherein when the roller is a magnetic roller, the magnetic force of the second magnetic portion is equal to the magnetic force of the magnetic roller, or the magnetic force of the second magnetic portion is greater than that of the magnetic roller The magnetic force of the column and the first magnetic portion is greater than the magnetic force of the magnetic roller. The display device according to claim 1, wherein the casing further has a zooming space located between the first supporting member and the second supporting member, and the casing further comprises a folding supporting member disposed in the zooming space , one end of the folding support is connected to the first support, and the other end of the folding support is connected to the second support, wherein, in the first mode, the folding support is in a folded state and contacts the first display portion; and Wherein, when the second support member slides relative to the first support member to switch to the second mode, the zoom space is enlarged, the folding support member is driven by the second support member to unfold, and contacts the first display part and the second display part. The display device of claim 17, wherein the folding support member comprises a plurality of first magnetic blocks and a plurality of second magnetic blocks which are alternately arranged, and adjacent one of the first magnetic block and one of the second magnetic block connected to each other, each of the first magnetic blocks and each of the second magnetic blocks has a first magnetic pole and a second magnetic pole different from the first magnetic pole, Wherein, in the first mode, the second magnetic pole of a first magnetic block is aligned and attached to the first magnetic pole of an adjacent second magnetic block, the first magnetic pole of a first magnetic block The magnetic poles are aligned and attached to the second magnetic poles of an adjacent one of the second magnetic blocks; and Wherein, in the second mode, the second magnetic pole of a first magnetic block is aligned and attached to the first magnetic pole of an adjacent second magnetic block, the first magnetic pole of a first magnetic block The magnetic pole is separated from the second magnetic pole of an adjacent second magnetic block. The display device according to claim 18, wherein the folding support is driven by the second support to unfold, and an unfolding angle is formed between the adjacent one of the first magnetic blocks and one of the second magnetic blocks. The display device of claim 18, wherein the second magnetic pole of a first magnetic block is connected to the first magnetic pole of an adjacent second magnetic block, and the second magnetic pole of a second magnetic block is connected to an adjacent second magnetic pole of the first magnetic block. The display device of claim 1, wherein the second support member includes a first magnetic support portion, a second magnetic support portion opposite to the first magnetic support portion, and a second magnetic support portion located between the first magnetic support portion and the second magnetic support portion. a third magnetic support part between the support parts, and there is a zoom space between the first magnetic support part and the first support part, wherein, in the first mode, the third magnetic support portion is located outside the zoom space, and the first magnetic support portion and the second magnetic support portion exert a magnetic repulsion force on the third magnetic support portion; and Wherein, when the second support member slides relative to the first support member to switch to the second mode, the zoom space is enlarged, and the third magnetic support portion is supported by the first magnetic support portion and the second magnetic support portion The magnetic repulsion force pushes and slides into the zoom space, after the third magnetic support part slides into the zoom space, the first magnetic support part exerts a magnetic attraction force on the third magnetic support part, and the third magnetic support part contacts the second display part. The display device as claimed in claim 21, wherein the first support member has a guide slope located in the zoom space, and the third magnetic support portion has a sliding slope matched with the guide slope, wherein, in the first mode, the sliding ramp is separated from the guide ramp; and Wherein, when the second support member slides relative to the first support member to switch to the second mode, the sliding slope of the third magnetic support portion contacts the guide slope and slides relative to the guide slope. The display device of claim 21, wherein the first support member has a first guide groove located outside the zoom space and a second guide groove located in the zoom space, and the second guide groove is connected to the a first guide groove, in the first mode, the third magnetic support part slides on the first guide groove, when the second support member slides relative to the first support member to switch to the second mode , the third magnetic support part moves out of the first guide recess and is slidably connected to the second guide recess. The display device of claim 21, wherein the casing further comprises a connecting piece, and two ends of the connecting piece are respectively connected to the third magnetic support portion and the second magnetic support portion. The display device of claim 24, wherein the third magnetic support portion is a permanent magnet, and the connecting member is formed of an elastic body. The display device of claim 24, wherein the third magnetic support portion is a conductor, and the connecting member is a power line, and the power line conducts electricity on the third magnetic support portion to generate a magnetic force. An electronic device comprising: the host; and The display device according to any one of claims 1 to 26, and the display device is pivotally connected to the host.

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