WO2021143363A1 - Foldable display device and mobile terminal - Google Patents

Foldable display device and mobile terminal Download PDF

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Publication number
WO2021143363A1
WO2021143363A1 PCT/CN2020/132050 CN2020132050W WO2021143363A1 WO 2021143363 A1 WO2021143363 A1 WO 2021143363A1 CN 2020132050 W CN2020132050 W CN 2020132050W WO 2021143363 A1 WO2021143363 A1 WO 2021143363A1
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WO
WIPO (PCT)
Prior art keywords
screen
housing
display device
folding display
convex tooth
Prior art date
Application number
PCT/CN2020/132050
Other languages
French (fr)
Chinese (zh)
Inventor
任荣清
Original Assignee
闻泰科技(深圳)有限公司
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Publication date
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Publication of WO2021143363A1 publication Critical patent/WO2021143363A1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
    • H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components

Definitions

  • This application relates to the technical field of electronic equipment, for example, to a foldable display device and a mobile terminal.
  • the larger and thinner screen of mobile terminals has become a trend.
  • the screen on a smart phone is generally fixed on the device, so that the size of the screen is affected by the size of the device itself, which is not conducive to the larger screen of the device. .
  • the present application provides a foldable display device and a mobile terminal to solve the problem that the size of the screen is restricted by the size of the device itself and cannot be realized as a large screen.
  • This application provides a folding display device, including:
  • a housing the housing having a housing front, a housing side, and a housing back;
  • a flexible screen at least partially covering the front of the housing, the side of the housing, and the back of the housing;
  • a driving mechanism configured to drive the flexible screen to slide along the surface of the front surface of the housing, the side surface of the housing, and the back surface of the housing.
  • the flexible screen is at least partially covered on the front surface, the side surface and the back surface of the casing, and can be slid along the surface of the casing under the action of the driving mechanism, thereby realizing the expansion of the display area on one of the planes.
  • the flexible screen has a storage state that covers the back of the casing to the maximum and an unfolded state that covers the back of the casing to the minimum, wherein:
  • the flexible screen does not protrude from the edge of the front surface of the housing
  • the flexible screen protrudes from the edge of the front surface of the housing.
  • the flexible screen In the stowed state, the flexible screen does not protrude from the front edge of the shell and is in the state of covering the largest shell. In the unfolded state, the flexible screen protrudes from the front edge of the shell and is in the state of the smallest covering shell, that is, the flexible screen is extended outwards. And finally realize that the entire flexible screen is displayed on the same plane.
  • the flexible screen includes a front screen, a bending part and a back screen, the bending part is in transmission connection with the driving mechanism, and the bending part covers the side surface of the casing.
  • the driving mechanism is in transmission connection with the bending part, and the back screen and the front screen are driven to move together through the movement of the bending part.
  • the front screen is provided with a supporting mechanism
  • the front of the housing is provided with a guide portion extending in a sliding direction
  • the supporting mechanism is slidably connected to the guide portion.
  • the front screen is provided with a supporting mechanism, and is provided with a guide part that cooperates with each other on the front of the casing, so that it can be kept horizontal and more stable when extending out of the front of the casing, so that the display effect is not affected.
  • the driving mechanism includes a rotating member, the rotating member is provided with a first convex tooth portion; the bending portion is provided with a second convex tooth portion, the first convex tooth The part meshes with the second convex tooth part.
  • the rotating length and speed of the rotating member correspond to the moving length and speed of the screen, which can achieve the consistency and stability of the overall moving speed of the screen.
  • the inner surface of the back screen is provided with the second convex tooth portion.
  • the rotating member exerts force on the back screen, and the screen moves more smoothly on two adjacent planes during the process from the stored state to the unfolded state.
  • the rotating member is provided on the side surface of the housing, and the first convex tooth part is simultaneously on the second convex tooth part of the bending part and the back screen.
  • the second convex teeth engage.
  • the rotating member is located on the side of the housing to assist in supporting the edge of the housing, and on the other hand, the length of the front screen is maximized.
  • the supporting mechanism is provided on both sides of the front screen along the sliding direction, and the guide part is covered on the supporting mechanism.
  • the edge of the front screen is covered by the guide part. During the screen sliding process, both sides of the screen are always in the guide part, thereby improving the dustproof effect of the terminal.
  • the support mechanism is provided on the non-display surface of the front screen, the guide portion is one of a rib and a sliding groove, and the supporting mechanism is provided with a rib and a sliding groove.
  • the display surface of the flexible screen has no sidewalls, which maximizes the display area of the flexible screen.
  • the application also provides a mobile terminal including the above-mentioned folding display device.
  • the flexible screen is at least partially covered on the front surface, the side surface and the back surface of the casing, and can be slid along the surface of the casing under the action of the driving mechanism, thereby realizing the expansion of the display area on one of the planes.
  • FIG. 1 is a schematic structural diagram of a folding display device according to an embodiment of the present application when it is stored;
  • FIG. 2 is a schematic structural diagram of the folding display device of the embodiment of the present application in the unfolded state
  • FIG. 3 is a schematic diagram of the structure of the cooperation between the driving mechanism of the folding display device and the flexible screen of the embodiment of the present application;
  • FIG. 4 is an expanded schematic diagram of the back screen of the folding display device of the embodiment of the present application.
  • FIG. 5 is a schematic diagram of the structure of the rotating member of the folding display device of the embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of a rotating member of a folding display device according to another embodiment of the application.
  • FIG. 7 is a schematic structural diagram of the cooperation between the guide part of the folding display device and the front screen of the embodiment of the present application;
  • FIG. 8 is a schematic diagram of the structure of the guide portion of the folding display device in cooperation with the front screen of another embodiment of the present application.
  • connection In the description of this application, unless expressly stipulated and limited otherwise, the terms “connected”, “connected”, and “fixed” shall be interpreted broadly, for example, they may be fixedly connected, detachably connected, or integrated. ; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components.
  • the meaning of the above terms in this application can be understood under specific circumstances.
  • the "on" or “under” of the first feature of the second feature may include direct contact between the first and second features, or may include the first and second features Not in direct contact but through other features between them.
  • the "above”, “above” and “above” of the first feature on the second feature include the first feature directly above and obliquely above the second feature, or it simply means that the first feature is higher in level than the second feature.
  • the “below”, “below” and “below” of the second feature of the first feature include the first feature directly below and obliquely below the second feature, or it simply means that the level of the first feature is smaller than the second feature.
  • the terms “upper”, “lower”, “right”, and other orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of description and simplifying operations, rather than indicating It may also imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present application.
  • the terms “first” and “second” are only used to distinguish them in description, and have no special meaning.
  • the application provides a folding display device.
  • the folding display screen includes a housing 1 and a flexible screen 2.
  • the housing 1 is provided with a driving mechanism 3 inside.
  • the housing 1 has a housing front 1A, a housing side 1B, and a housing back 1C.
  • the flexible screen 2 is at least partially covered on the housing front 1A, the housing side 1B, and the housing
  • the driving mechanism 3 is connected to the flexible screen 2 and can drive the flexible screen 2 to slide along the surface of the housing front 1A, the housing side 1B, and the housing back 1C.
  • the driving mechanism 3 can drive the back screen 23 to slide from the left side of the folding display device to the right side of the housing front 1A. At this time, the bending portion 22 corresponds to the left side of the folding display device.
  • the driving mechanism 3 can drive the back screen 23 to slide from the bottom of the longitudinal direction of the foldable display device to the top of the longitudinal direction to the front surface 1A of the housing.
  • the application is not limited to this.
  • the flexible screen 2 has a storage state with the largest covering the back 1C of the housing and an unfolding state with the smallest covering the back 1C of the housing.
  • the flexible screen 2 has a front screen 21, a bending portion 22, and a back screen 23.
  • the distinction is dynamic.
  • the front screen 21 is set on the surface of the housing front 1A
  • the folding portion 22 is provided on the surface of the side 1B of the casing
  • the back screen 23 is provided on the surface of the back 1C of the casing.
  • the area of the front screen 21 of the flexible screen 2 becomes larger, while the area of the back screen 23 gradually decreases, and a part of the front screen 21 protrudes from the front surface 1A of the housing.
  • the display state of the folding display device can be set to: case 1, only display on the front screen 21; case 2, only display on the back screen 23; case 3, only display on the bending part 22; In case four, the front screen 21 and the bending part 22 are displayed simultaneously; in case five, the bending part 22 and the back screen 23 are displayed simultaneously; in the sixth case, the front screen 21, the bending part 22 and the back screen 23 are displayed simultaneously.
  • the area of the front screen 21 corresponds to the area of the front 1A of the housing
  • the back screen 23 only corresponds to half of the area of the back 1C of the housing, so that the user can choose case two for use, that is, use only the small The back of the screen 23, so as to reach the power saving mode.
  • the drive mechanism 3 is connected to the bending portion 22 by transmission, that is, the drive mechanism 3 drives the bending portion 22.
  • the back screen 23 is transferred to the side surface 1B of the housing and serves as the bending portion 22.
  • 22 is gradually transferred to the housing front 1A and used as the front screen 21, and at the same time, the front screen 21 previously on the housing front 1A is extended outwards, so that the front screen 21, the bending part 22 and the back screen 23 are all located in the folding display device The same surface, so as to achieve a larger display effect.
  • the driving mechanism 3 includes a rotating member 31, which is configured to rotate around its own central axis L, the rotating member 31 is provided with a first convex tooth portion 32; the inner surface of the bending portion 22 is provided with a second convex tooth 231, the first convex tooth portion 32 meshes with the second convex tooth portion 231.
  • the first convex tooth portion 32 can drive the second convex tooth portion 231 to move relative to the rotating member 31, thereby pushing the screen 2 to slide.
  • the second convex tooth portion 231 is provided on the inner surface of the back screen 23, that is, during the process from the unfolded state to the stored state and from the stored state to the unfolded state, the flexible screen 2 contacted by the rotating member 31
  • the area is the same.
  • the flexible screen 2 when the rotating member 31 rotates clockwise around the central axis L, the flexible screen 2 performs an unfolding operation, and when the rotating member 31 rotates counterclockwise around the central axis L, the flexible screen 2 performs a storage operation.
  • the rotating member 31 is arranged on the side surface 1B of the housing.
  • the rotating member 31 is located on the side surface 1B of the casing to assist in supporting the edge of the casing 1.
  • the rotating member 31 can always engage with the flexible screen 2, and the rotating member 31 Make the flexible screen stretch more smoothly during exercise.
  • the second convex tooth portion 231 extends in a strip-shaped structure along a direction perpendicular to the arrangement direction.
  • the rotating member 31 has a cylindrical structure. As shown in FIG. 5, the first convex tooth portion 32 extends along the axial direction of the rotating member 31, or as shown in FIG. 6, the first convex tooth portion 32 is along the axis of the rotating member 31. Multiple groups arranged in a direction.
  • the housing front 1A is provided with a guide 10 extending in the arrangement direction, and the front screen 21 A supporting mechanism 211 is included, and the supporting mechanism 211 is slidably connected to the guide portion 10.
  • the supporting mechanism 211 is slidably connected to the guide portion 10, so that the front screen 21 is still restricted by the guide portion 10 after being drawn out, and remains horizontal and does not bend when it is extended.
  • the supporting mechanism 211 is provided on both sides of the front screen 21 along the sliding direction, and the guide portion 10 is provided on both sides of the housing front 1A and covers the supporting mechanism 211.
  • the supporting mechanism 211 is covered by the guide part 10. During the sliding process of the front screen 21, both sides of the front screen 21 are always in the guide part 10, thereby improving the dustproof effect of the mobile terminal.
  • the folding display device is described as a rectangular structure.
  • the driving mechanism 3 can drive the back screen 23 to slide from the left side of the folding display device to the right side of the housing front 1A.
  • the guide portion 10 is provided on the folding display device Both ends of the length direction.
  • the supporting mechanism 211 is provided on the non-display surface of the front screen 21, the supporting mechanism 211 is provided with ribs, and the guide portion 10 is a sliding groove. In another embodiment, or the guide portion 10 is a convex rib, the supporting mechanism 211 is provided with a sliding groove.
  • the display surface of the flexible screen 2 of this folding display device has no sidewalls, which can make the display area of the flexible screen 2 larger.
  • the startup and shutdown of the driving mechanism 3 can be realized by software or hardware.
  • it can be controlled by virtual keys displayed on the screen, and at the same time, physical keys can be provided on the housing 1 for control. This application is not limited to this.
  • the working principle of the folding display device is:
  • the rotating member 31 can simultaneously engage the back screen 23 and the second convex tooth portion 231 of the bending portion 22.
  • the front screen 21 is set on the front side 1A of the housing
  • the bending portion 22 is set on the side 1B of the housing
  • the back The screen 23 is set on the back 1C of the housing, and the transmission member 31 is activated.
  • the rotating member 31 rotates counterclockwise around the central axis L
  • the bending part 22 and the rear screen 23 are expanded until the rotating member 31 rotates to the second position of the rear screen 23.
  • the front screen 21 is extended to the maximum distance at this time; then the rotating member 31 is rotated clockwise around the central axis L, the bending portion 22 and the back screen 23 are stored, and the back screen 23 is gradually retracted to the shell On the back of the body 1C, the front screen 21 is gradually retracted to the front 1A of the housing.
  • the present application also provides a mobile terminal having the above-mentioned folding display device. After the mobile terminal is equipped with a folding display device, a larger display area can be realized.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The present application relates to the technical field of electronic devices, and disclosed are a foldable display device and a mobile terminal. The foldable display device comprises a housing, a flexible screen, and a driving mechanism; the housing has a front face, a side face, and a back face; the flexible screen at least partially covers the front face, the side face, and the back face of the housing; the driving mechanism is configured to drive the flexible screen to slide along the surfaces of the front face, the side face, and the back face of the housing. The mobile terminal comprises the foldable display device.

Description

折叠显示装置及移动终端Folding display device and mobile terminal
本申请要求在2020年01月16日提交中国专利局、申请号为202010046919.X的中国专利申请的优先权，该申请的全部内容通过引用结合在本申请中。This application claims the priority of a Chinese patent application filed with the Chinese Patent Office with an application number of 202010046919.X on January 16, 2020, and the entire content of the application is incorporated into this application by reference.
技术领域Technical field
本申请涉及电子设备技术领域，例如涉及一种折叠显示装置及移动终端。This application relates to the technical field of electronic equipment, for example, to a foldable display device and a mobile terminal.
背景技术Background technique
随着技术的发展，移动终端的大屏化和轻薄化成为趋势，例如，智能手机上的屏幕一般是固定在设备上，使得屏幕的尺寸受到设备本身尺寸的影响，不利于设备的大屏幕化。With the development of technology, the larger and thinner screen of mobile terminals has become a trend. For example, the screen on a smart phone is generally fixed on the device, so that the size of the screen is affected by the size of the device itself, which is not conducive to the larger screen of the device. .
发明内容Summary of the invention
本申请提供一种折叠显示装置及移动终端，以解决屏幕尺寸受到设备本身尺寸的制约而不能实现大屏幕化的问题。The present application provides a foldable display device and a mobile terminal to solve the problem that the size of the screen is restricted by the size of the device itself and cannot be realized as a large screen.
本申请提供一种折叠显示装置，包括：This application provides a folding display device, including:
壳体，所述壳体具有壳体正面、壳体侧面和壳体背面；A housing, the housing having a housing front, a housing side, and a housing back;
柔性屏，所述柔性屏至少部分地覆盖于所述壳体正面、壳体侧面和壳体背面上；A flexible screen, the flexible screen at least partially covering the front of the housing, the side of the housing, and the back of the housing;
驱动机构，所述驱动机构被配置为能够驱动所述柔性屏沿所述壳体正面、壳体侧面和壳体背面的表面滑动。A driving mechanism, the driving mechanism being configured to drive the flexible screen to slide along the surface of the front surface of the housing, the side surface of the housing, and the back surface of the housing.
柔性屏至少部分包覆于壳体正面、壳体侧面和壳体背面的表面，并且能够受到驱动机构的作用沿壳体表面滑动，从而实现在其中一个平面上显示面积扩大。The flexible screen is at least partially covered on the front surface, the side surface and the back surface of the casing, and can be slid along the surface of the casing under the action of the driving mechanism, thereby realizing the expansion of the display area on one of the planes.
作为上述的折叠显示装置的可选方案，所述柔性屏具有最大覆盖所述壳体背面的收纳状态和最小覆盖所述壳体背面的展开状态，其中：As an optional solution of the above-mentioned folding display device, the flexible screen has a storage state that covers the back of the casing to the maximum and an unfolded state that covers the back of the casing to the minimum, wherein:
在所述收纳状态时，所述柔性屏不突出所述壳体正面的边缘；In the storage state, the flexible screen does not protrude from the edge of the front surface of the housing;
在所述展开状态时，所述柔性屏突出所述壳体正面的边缘。In the unfolded state, the flexible screen protrudes from the edge of the front surface of the housing.
收纳状态时，柔性屏不突出于壳体正面边缘并处于最大覆盖壳体的状态，展开状态时，柔性屏突出壳体正面边缘并处于最小覆盖壳体的状态，即实现柔性屏向外延展，并最终实现整个柔性屏在同一平面上显示。In the stowed state, the flexible screen does not protrude from the front edge of the shell and is in the state of covering the largest shell. In the unfolded state, the flexible screen protrudes from the front edge of the shell and is in the state of the smallest covering shell, that is, the flexible screen is extended outwards. And finally realize that the entire flexible screen is displayed on the same plane.
作为上述的折叠显示装置的可选方案，所述柔性屏包括正面屏幕、弯折部和背面屏幕，所述弯折部与驱动机构传动连接，所述弯折部覆盖所述壳体侧面。As an optional solution of the above-mentioned folding display device, the flexible screen includes a front screen, a bending part and a back screen, the bending part is in transmission connection with the driving mechanism, and the bending part covers the side surface of the casing.
驱动机构与弯折部传动连接，通过弯折部的运动带动背面屏幕和正面屏幕共同运动。The driving mechanism is in transmission connection with the bending part, and the back screen and the front screen are driven to move together through the movement of the bending part.
作为上述的折叠显示装置的可选方案，所述正面屏幕设有支承机构，所述壳体正面设有沿滑动方向延伸的导向部，所述支承机构滑动连接于所述导向部。As an alternative to the above-mentioned folding display device, the front screen is provided with a supporting mechanism, the front of the housing is provided with a guide portion extending in a sliding direction, and the supporting mechanism is slidably connected to the guide portion.
正面屏幕设有支撑机构，并在壳体正面设有相互配合的导向部，使其伸出壳体正面仍能保持水平且更加平稳，从而不影响显示效果。The front screen is provided with a supporting mechanism, and is provided with a guide part that cooperates with each other on the front of the casing, so that it can be kept horizontal and more stable when extending out of the front of the casing, so that the display effect is not affected.
作为上述的折叠显示装置的可选方案，所述驱动机构包括转动件，所述转动件设有第一凸齿部；所述弯折部设置有第二凸齿部，所述第一凸齿部与所述第二凸齿部啮合。As an alternative to the above-mentioned folding display device, the driving mechanism includes a rotating member, the rotating member is provided with a first convex tooth portion; the bending portion is provided with a second convex tooth portion, the first convex tooth The part meshes with the second convex tooth part.
通过第一凸齿部和第二凸齿部啮合，转动件的转动长度和速度对应屏幕的移动长度和速度，能够实现屏幕整体移动速度的一致性和稳定性。Through the meshing of the first convex tooth part and the second convex tooth part, the rotating length and speed of the rotating member correspond to the moving length and speed of the screen, which can achieve the consistency and stability of the overall moving speed of the screen.
作为上述的折叠显示装置的可选方案，所述背面屏幕的内表面设有所述第二凸齿部。转动件对背面屏幕施力，从收纳状态至展开状态过程中，屏幕在相邻两个平面上运动时更加顺滑。As an optional solution of the above-mentioned folding display device, the inner surface of the back screen is provided with the second convex tooth portion. The rotating member exerts force on the back screen, and the screen moves more smoothly on two adjacent planes during the process from the stored state to the unfolded state.
作为上述的移动终端的可选方案，所述转动件设置在所述壳体侧面，所述第一凸齿部同时与所述弯折部的所述第二凸齿部以及所述背面屏幕上的所述第二凸齿部啮合。一方面转动件位于壳体侧面能够对壳体的边缘辅助支撑，另一方面使正面屏幕的长度最大化。As an optional solution of the above mobile terminal, the rotating member is provided on the side surface of the housing, and the first convex tooth part is simultaneously on the second convex tooth part of the bending part and the back screen. The second convex teeth engage. On the one hand, the rotating member is located on the side of the housing to assist in supporting the edge of the housing, and on the other hand, the length of the front screen is maximized.
作为上述的移动终端的可选方案，所述支承机构设置在所述正面屏幕沿滑动方向的两侧，所述导向部盖设在所述支承机构。As an optional solution of the above mobile terminal, the supporting mechanism is provided on both sides of the front screen along the sliding direction, and the guide part is covered on the supporting mechanism.
正面屏幕的边缘被导向部包覆，屏幕在滑动过程中，屏幕的两侧始终在导向部中，从而提高了终端的防尘效果。The edge of the front screen is covered by the guide part. During the screen sliding process, both sides of the screen are always in the guide part, thereby improving the dustproof effect of the terminal.
作为上述的移动终端的可选方案，所述支承机构设置在所述正面屏幕的非显示面，所述导向部为凸肋和滑槽中的一个，所述支承机构设置有凸肋和滑槽中的另一个。柔性屏的显示面没有挡边，使柔性屏的显示面积最大。As an alternative to the aforementioned mobile terminal, the support mechanism is provided on the non-display surface of the front screen, the guide portion is one of a rib and a sliding groove, and the supporting mechanism is provided with a rib and a sliding groove. The other one. The display surface of the flexible screen has no sidewalls, which maximizes the display area of the flexible screen.
本申请还提供一种移动终端，包括上述的折叠显示装置。The application also provides a mobile terminal including the above-mentioned folding display device.
本申请通过柔性屏至少部分包覆于壳体正面、壳体侧面和壳体背面的表面，并且能够受到驱动机构的作用沿壳体表面滑动，从而实现在其中一个平面上显示面积扩大。In the present application, the flexible screen is at least partially covered on the front surface, the side surface and the back surface of the casing, and can be slid along the surface of the casing under the action of the driving mechanism, thereby realizing the expansion of the display area on one of the planes.
附图说明Description of the drawings
为了更清楚地说明本申请实施例中的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，下面描述中的附图仅仅是本申请的一些实施例，对于本领域普通技术人员来讲，还可以根据这些附图获得其它的附图。In order to more clearly describe the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings that need to be used in the embodiments. The drawings in the following description are only some embodiments of the present application, which are common in the art. As far as technical personnel are concerned, other drawings can also be obtained based on these drawings.
图1是本申请的实施例的折叠显示装置在收纳状态时的结构示意图；FIG. 1 is a schematic structural diagram of a folding display device according to an embodiment of the present application when it is stored;
图2是本申请的实施例的折叠显示装置在展开状态时的结构示意图；2 is a schematic structural diagram of the folding display device of the embodiment of the present application in the unfolded state;
图3是本申请的实施例的折叠显示装置的驱动机构与柔性屏配合的结构示意图；3 is a schematic diagram of the structure of the cooperation between the driving mechanism of the folding display device and the flexible screen of the embodiment of the present application;
图4是本申请的实施例的折叠显示装置的背面屏幕的展开示意图；4 is an expanded schematic diagram of the back screen of the folding display device of the embodiment of the present application;
图5是本申请的实施例的折叠显示装置的转动件的结构示意图；5 is a schematic diagram of the structure of the rotating member of the folding display device of the embodiment of the present application;
图6是申请的另一种实施例的折叠显示装置的转动件的结构示意图；6 is a schematic structural diagram of a rotating member of a folding display device according to another embodiment of the application;
图7是本申请的实施例的折叠显示装置的导向部与正面屏幕配合的结构示意图；FIG. 7 is a schematic structural diagram of the cooperation between the guide part of the folding display device and the front screen of the embodiment of the present application;
图8是本申请的另一种实施例的折叠显示装置的导向部与正面屏幕配合的结构示意图。FIG. 8 is a schematic diagram of the structure of the guide portion of the folding display device in cooperation with the front screen of another embodiment of the present application.
图中：In the picture:
1-壳体；2-柔性屏；3-驱动机构；1-shell; 2-flexible screen; 3-drive mechanism;
1A-壳体正面；1B-壳体侧面；1C-壳体背面；10-导向部；21-正面屏幕；22-弯折部；23-背面屏幕；31-转动件；32-第一凸齿部；1A-Front of the housing; 1B- Side of the housing; 1C-Back of the housing; 10-Guide part; 21-Front screen; 22-Bending part; 23-Back screen; 31-Rotating part; 32-First convex tooth Department;
211-支承机构；231-第二凸齿部。211-support mechanism; 231-second convex tooth part.
具体实施方式Detailed ways
下面结合附图和实施例对本申请进行说明。此处所描述的实施例仅仅用于解释本申请，而非对本申请的限定。为了便于描述，附图中仅示出了与本申请相关的部分而非全部结构。The application will be described below with reference to the drawings and embodiments. The embodiments described here are only used to explain the application, but not to limit the application. For ease of description, the drawings only show a part of the structure related to the present application, but not all of the structure.
在本申请的描述中，除非另有明确的规定和限定，术语“相连”、“连接”、“固定”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间 媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系。可以具体情况理解上述术语在本申请中的含义。In the description of this application, unless expressly stipulated and limited otherwise, the terms "connected", "connected", and "fixed" shall be interpreted broadly, for example, they may be fixedly connected, detachably connected, or integrated. ; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components. The meaning of the above terms in this application can be understood under specific circumstances.
在本申请中，除非另有明确的规定和限定，第一特征在第二特征之“上”或之“下”可以包括第一和第二特征直接接触，也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且，第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方，或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方，或仅仅表示第一特征水平高度小于第二特征。In this application, unless expressly stipulated and defined otherwise, the "on" or "under" of the first feature of the second feature may include direct contact between the first and second features, or may include the first and second features Not in direct contact but through other features between them. Moreover, the "above", "above" and "above" of the first feature on the second feature include the first feature directly above and obliquely above the second feature, or it simply means that the first feature is higher in level than the second feature. The “below”, “below” and “below” of the second feature of the first feature include the first feature directly below and obliquely below the second feature, or it simply means that the level of the first feature is smaller than the second feature.
在本实施例的描述中，术语“上”、“下”、“右”、等方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述和简化操作，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请的限制。此外，术语“第一”、“第二”仅仅用于在描述上加以区分，并没有特殊的含义。In the description of this embodiment, the terms "upper", "lower", "right", and other orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of description and simplifying operations, rather than indicating It may also imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms "first" and "second" are only used to distinguish them in description, and have no special meaning.
本申请提供一种折叠显示装置。The application provides a folding display device.
如图1至图3所示，该折叠显示屏幕包括壳体1及柔性屏2。壳体1的内部设有驱动机构3，壳体1具有壳体正面1A、壳体侧面1B和壳体背面1C，柔性屏2至少部分包覆于壳体正面1A、壳体侧面1B和壳体背面1C上，驱动机构3与柔性屏2连接并能够驱动柔性屏2沿壳体正面1A、壳体侧面1B和壳体背面1C的表面滑动。As shown in FIGS. 1 to 3, the folding display screen includes a housing 1 and a flexible screen 2. The housing 1 is provided with a driving mechanism 3 inside. The housing 1 has a housing front 1A, a housing side 1B, and a housing back 1C. The flexible screen 2 is at least partially covered on the housing front 1A, the housing side 1B, and the housing On the back 1C, the driving mechanism 3 is connected to the flexible screen 2 and can drive the flexible screen 2 to slide along the surface of the housing front 1A, the housing side 1B, and the housing back 1C.
需要说明的是，本实施例中驱动机构3能够带动背面屏幕23从折叠显示装置左侧向右滑动至壳体正面1A上，此时弯折部22对应在折叠显示装置的左侧。It should be noted that in this embodiment, the driving mechanism 3 can drive the back screen 23 to slide from the left side of the folding display device to the right side of the housing front 1A. At this time, the bending portion 22 corresponds to the left side of the folding display device.
驱动机构3能够带动背面屏幕23从折叠显示装置的长度方向的底部向长度方向的顶部滑动至壳体正面1A上，此时弯折部22也可以设置在折叠显示装置的长度方向的底部，本申请并不限于此。The driving mechanism 3 can drive the back screen 23 to slide from the bottom of the longitudinal direction of the foldable display device to the top of the longitudinal direction to the front surface 1A of the housing. The application is not limited to this.
柔性屏2具有最大覆盖壳体背面1C的收纳状态和最小覆盖壳体背面1C的展开状态。The flexible screen 2 has a storage state with the largest covering the back 1C of the housing and an unfolding state with the smallest covering the back 1C of the housing.
如图1，柔性屏2具有正面屏幕21、弯折部22和背面屏幕23，该区分为动态的，例如当该折叠显示装置为收纳状态时，正面屏幕21设置在壳体正面1A表面，弯折部22设置在壳体侧面1B表面，背面屏幕23设置在壳体背面1C表面。如图2，在展开状态时，此时柔性屏2的正面屏幕21面积变大，而背面屏幕23的面积逐渐减小，并且正面屏幕21的部分凸出于壳体正面1A。As shown in Figure 1, the flexible screen 2 has a front screen 21, a bending portion 22, and a back screen 23. The distinction is dynamic. For example, when the folding display device is in a storage state, the front screen 21 is set on the surface of the housing front 1A, The folding portion 22 is provided on the surface of the side 1B of the casing, and the back screen 23 is provided on the surface of the back 1C of the casing. As shown in FIG. 2, in the unfolded state, the area of the front screen 21 of the flexible screen 2 becomes larger, while the area of the back screen 23 gradually decreases, and a part of the front screen 21 protrudes from the front surface 1A of the housing.
在收纳状态时，折叠显示装置的显示状态能够被设置为：情形一，仅在正 面屏幕21上显示；情形二，仅在背面屏幕23上显示；情形三，仅在弯折部22上显示；情形四，在正面屏幕21和弯折部22同时显示；情形五，在弯折部22和背面屏幕23同时显示；情形六，正面屏幕21、弯折部22和背面屏幕23同时显示。In the storage state, the display state of the folding display device can be set to: case 1, only display on the front screen 21; case 2, only display on the back screen 23; case 3, only display on the bending part 22; In case four, the front screen 21 and the bending part 22 are displayed simultaneously; in case five, the bending part 22 and the back screen 23 are displayed simultaneously; in the sixth case, the front screen 21, the bending part 22 and the back screen 23 are displayed simultaneously.
例如，在收纳状态时，正面屏幕21的面积对应壳体正面1A的面积，而背面屏幕23仅对应壳体背面1C的面积的一半，这样使用者能够选择情形二进行使用，即仅利用小的背面屏幕23，从而达到省电模式。For example, in the storage state, the area of the front screen 21 corresponds to the area of the front 1A of the housing, while the back screen 23 only corresponds to half of the area of the back 1C of the housing, so that the user can choose case two for use, that is, use only the small The back of the screen 23, so as to reach the power saving mode.
驱动机构3传动连接弯折部22，即驱动机构3带动弯折部22，从收纳状态至展开状态过程中，背面屏幕23均转移至壳体侧面1B上并作为弯折部22，弯折部22逐渐转移至壳体正面1A并作为正面屏幕21，同时使先前在壳体正面1A上的正面屏幕21向外伸出，实现正面屏幕21、弯折部22和背面屏幕23均位于折叠显示装置的同一表面，从而实现更大显示效果。The drive mechanism 3 is connected to the bending portion 22 by transmission, that is, the drive mechanism 3 drives the bending portion 22. During the process from the stored state to the unfolded state, the back screen 23 is transferred to the side surface 1B of the housing and serves as the bending portion 22. 22 is gradually transferred to the housing front 1A and used as the front screen 21, and at the same time, the front screen 21 previously on the housing front 1A is extended outwards, so that the front screen 21, the bending part 22 and the back screen 23 are all located in the folding display device The same surface, so as to achieve a larger display effect.
如图3，驱动机构3包括转动件31，转动件31被配置为绕自身的中心轴L旋转，转动件31设有第一凸齿部32；弯折部22的内表面设置第二凸齿部231，第一凸齿部32与第二凸齿部231啮合。As shown in Figure 3, the driving mechanism 3 includes a rotating member 31, which is configured to rotate around its own central axis L, the rotating member 31 is provided with a first convex tooth portion 32; the inner surface of the bending portion 22 is provided with a second convex tooth 231, the first convex tooth portion 32 meshes with the second convex tooth portion 231.
转动件31在绕中心轴L旋转时，第一凸齿部32能够带动第二凸齿部231与转动件31发生相对位移，进而推动屏幕2滑动。When the rotating member 31 rotates around the central axis L, the first convex tooth portion 32 can drive the second convex tooth portion 231 to move relative to the rotating member 31, thereby pushing the screen 2 to slide.
在本实施例中，第二凸齿部231设置在背面屏幕23的内表面，即从展开状态至收纳状态过程中和从收纳状态至展开状态过程中，转动件31所接触的柔性屏2的区域相同。In this embodiment, the second convex tooth portion 231 is provided on the inner surface of the back screen 23, that is, during the process from the unfolded state to the stored state and from the stored state to the unfolded state, the flexible screen 2 contacted by the rotating member 31 The area is the same.
在本实施例中，转动件31绕中心轴L顺时针旋转时，柔性屏2进行展开操作，转动件31绕中心轴L逆时针旋转时，柔性屏2进行收纳操作。In this embodiment, when the rotating member 31 rotates clockwise around the central axis L, the flexible screen 2 performs an unfolding operation, and when the rotating member 31 rotates counterclockwise around the central axis L, the flexible screen 2 performs a storage operation.
在本实施例中，转动件31设置在壳体侧面1B。一方面，转动件31位于壳体侧面1B能够对壳体1的边缘辅助支撑，另一方面，在从展开状态至收纳状态过程中，转动件31能够始终与柔性屏2啮合，且转动件31运动时使柔性屏伸展更加顺滑。In this embodiment, the rotating member 31 is arranged on the side surface 1B of the housing. On the one hand, the rotating member 31 is located on the side surface 1B of the casing to assist in supporting the edge of the casing 1. On the other hand, during the process from the unfolded state to the stored state, the rotating member 31 can always engage with the flexible screen 2, and the rotating member 31 Make the flexible screen stretch more smoothly during exercise.
参见图4，第二凸齿部231沿垂直所述排列方向的方向延伸成条形结构。Referring to FIG. 4, the second convex tooth portion 231 extends in a strip-shaped structure along a direction perpendicular to the arrangement direction.
转动件31呈筒形结构，如图5所示，第一凸齿部32沿转动件31的轴向延伸，或如图6所示，第一凸齿部32为沿所述转动件31轴向排列的多组。The rotating member 31 has a cylindrical structure. As shown in FIG. 5, the first convex tooth portion 32 extends along the axial direction of the rotating member 31, or as shown in FIG. 6, the first convex tooth portion 32 is along the axis of the rotating member 31. Multiple groups arranged in a direction.
为了使正面屏幕21从壳体正面1A伸出后依然保持水平，如图1、图2、图7和图8所示，壳体正面1A设有沿排列方向延伸的导向部10，正面屏幕21包括支承机构211，支承机构211与导向部10滑动连接。In order to keep the front screen 21 horizontal after protruding from the housing front 1A, as shown in FIGS. 1, 2, 7, and 8, the housing front 1A is provided with a guide 10 extending in the arrangement direction, and the front screen 21 A supporting mechanism 211 is included, and the supporting mechanism 211 is slidably connected to the guide portion 10.
通过将支承机构211滑动连接在导向部10中，从而使正面屏幕21划出后仍然被导向部10进行限位，并在伸出时保持水平、不会弯折。The supporting mechanism 211 is slidably connected to the guide portion 10, so that the front screen 21 is still restricted by the guide portion 10 after being drawn out, and remains horizontal and does not bend when it is extended.
如图7，在本实施例中，支承机构211设置在正面屏幕21沿滑动方向的两侧，导向部10设置在壳体正面1A的两侧并盖设在支承机构211。支承机构211被导向部10包覆，正面屏幕21在滑动过程中，正面屏幕21的两侧始终在导向部10中，从而提高了移动终端的防尘效果。As shown in FIG. 7, in this embodiment, the supporting mechanism 211 is provided on both sides of the front screen 21 along the sliding direction, and the guide portion 10 is provided on both sides of the housing front 1A and covers the supporting mechanism 211. The supporting mechanism 211 is covered by the guide part 10. During the sliding process of the front screen 21, both sides of the front screen 21 are always in the guide part 10, thereby improving the dustproof effect of the mobile terminal.
即由上述介绍可知，以折叠显示装置为矩形结构进行说明。In other words, it can be seen from the above description that the folding display device is described as a rectangular structure.
若弯折部22设置在折叠显示装置的左侧，驱动机构3能够带动背面屏幕23从折叠显示装置的左侧向右滑动至壳体正面1A上，此时，导向部10设置在折叠显示装置的长度方向的两端。If the bending portion 22 is provided on the left side of the folding display device, the driving mechanism 3 can drive the back screen 23 to slide from the left side of the folding display device to the right side of the housing front 1A. At this time, the guide portion 10 is provided on the folding display device Both ends of the length direction.
如图8，在另一种实施例中，支承机构211设置在正面屏幕21的非显示面，支承机构211设置有凸肋，导向部10为滑槽。在另一种实施例中，或者导向部10为凸肋，支承机构211设置有滑槽。相比图7的实施例，这种折叠显示装置的柔性屏2的显示面没有挡边，可以使柔性屏2的显示面积更大。As shown in FIG. 8, in another embodiment, the supporting mechanism 211 is provided on the non-display surface of the front screen 21, the supporting mechanism 211 is provided with ribs, and the guide portion 10 is a sliding groove. In another embodiment, or the guide portion 10 is a convex rib, the supporting mechanism 211 is provided with a sliding groove. Compared with the embodiment of FIG. 7, the display surface of the flexible screen 2 of this folding display device has no sidewalls, which can make the display area of the flexible screen 2 larger.
需要说明的是，驱动机构3的启动和关闭能够依靠软件实现，也可以依靠硬件实现。例如，可通过屏幕上显示的虚拟按键进行控制，同时也可以在壳体1上设置实体按键进行控制。本申请并不限于此。It should be noted that the startup and shutdown of the driving mechanism 3 can be realized by software or hardware. For example, it can be controlled by virtual keys displayed on the screen, and at the same time, physical keys can be provided on the housing 1 for control. This application is not limited to this.
折叠显示装置的工作原理为：The working principle of the folding display device is:
收纳状态时，转动件31能够同时啮合背面屏幕23和弯折部22的第二凸齿部231，此时正面屏幕21设置在壳体正面1A，弯折部22设置在壳体侧面1B，背面屏幕23设置在壳体背面1C，启动传动件31，转动件31绕中心轴L逆时针旋转时，弯折部22和背面屏幕23进行展开操作，直至转动件31旋转至背面屏幕23的第二凸齿部231的末端，此时正面屏幕21伸出至最大距离；再将转动件31绕中心轴L顺时针旋转，弯折部22和背面屏幕23进行收纳操作，背面屏幕23逐渐退回至壳体背面1C，正面屏幕21逐渐退回至壳体正面1A。In the stored state, the rotating member 31 can simultaneously engage the back screen 23 and the second convex tooth portion 231 of the bending portion 22. At this time, the front screen 21 is set on the front side 1A of the housing, the bending portion 22 is set on the side 1B of the housing, and the back The screen 23 is set on the back 1C of the housing, and the transmission member 31 is activated. When the rotating member 31 rotates counterclockwise around the central axis L, the bending part 22 and the rear screen 23 are expanded until the rotating member 31 rotates to the second position of the rear screen 23. At the end of the convex tooth portion 231, the front screen 21 is extended to the maximum distance at this time; then the rotating member 31 is rotated clockwise around the central axis L, the bending portion 22 and the back screen 23 are stored, and the back screen 23 is gradually retracted to the shell On the back of the body 1C, the front screen 21 is gradually retracted to the front 1A of the housing.
本申请还提供一种移动终端，该移动终端具有上述的折叠显示装置。移动终端装配折叠显示装置后，能够实现更大的显示面积。The present application also provides a mobile terminal having the above-mentioned folding display device. After the mobile terminal is equipped with a folding display device, a larger display area can be realized.

Claims (10)

  1. 一种折叠显示装置，包括：A folding display device includes:
    壳体(1)，所述壳体(1)具有壳体正面(1A)、壳体侧面(1B)和壳体背面(1C)；A housing (1), the housing (1) has a housing front (1A), a housing side (1B) and a housing back (1C);
    柔性屏(2)，所述柔性屏(2)至少部分地覆盖于所述壳体正面(1A)、壳体侧面(1B)和壳体背面(1C)上；及A flexible screen (2), the flexible screen (2) at least partially covering the front surface (1A), the side surface (1B) and the back surface (1C) of the casing; and
    驱动机构(3)，所述驱动机构(3)被配置为能够驱动所述柔性屏(2)沿所述壳体正面(1A)、壳体侧面(1B)和壳体背面(1C)的表面滑动。Drive mechanism (3), the drive mechanism (3) is configured to drive the flexible screen (2) along the surface of the housing front (1A), housing side (1B) and housing back (1C) slide.
  2. 根据权利要求1所述的折叠显示装置，其中，所述柔性屏(2)具有最大覆盖所述壳体背面(1C)的收纳状态和最小覆盖所述壳体背面(1C)的展开状态，其中：The folding display device according to claim 1, wherein the flexible screen (2) has a storage state that covers the back of the casing (1C) to the maximum and an unfolded state that covers the back of the casing (1C) the least, wherein :
    在所述收纳状态时，所述柔性屏(2)不突出所述壳体正面(1A)的边缘；In the storage state, the flexible screen (2) does not protrude from the edge of the front surface (1A) of the housing;
    在所述展开状态时，所述柔性屏(2)突出所述壳体正面(1A)的边缘。In the unfolded state, the flexible screen (2) protrudes from the edge of the front surface (1A) of the housing.
  3. 根据权利要求2所述的折叠显示装置，其中，所述柔性屏(2)包括正面屏幕(21)、弯折部(22)和背面屏幕(23)，所述弯折部(22)与驱动机构传动连接，所述弯折部(22)覆盖所述壳体侧面(1B)。The folding display device according to claim 2, wherein the flexible screen (2) comprises a front screen (21), a bending portion (22) and a back screen (23), and the bending portion (22) is connected to the driving The mechanism is connected in transmission, and the bent portion (22) covers the side surface (1B) of the casing.
  4. 根据权利要求3所述的折叠显示装置，其中，所述正面屏幕(21)设有支承机构(211)，所述壳体正面(1A)设有沿滑动方向延伸的导向部(10)，所述支承机构(211)滑动连接于所述导向部(10)。The foldable display device according to claim 3, wherein the front screen (21) is provided with a supporting mechanism (211), and the housing front (1A) is provided with a guide portion (10) extending in the sliding direction, so The supporting mechanism (211) is slidably connected to the guide portion (10).
  5. 根据权利要求3所述的折叠显示装置，其中，所述驱动机构(3)包括转动件(31)，所述转动件(31)设有第一凸齿部(32)；所述弯折部(22)的内表面设置有第二凸齿部(231)，所述第一凸齿部(32)与所述第二凸齿部(231)啮合。The folding display device according to claim 3, wherein the driving mechanism (3) comprises a rotating member (31), and the rotating member (31) is provided with a first convex tooth portion (32); the bending portion The inner surface of (22) is provided with a second convex tooth portion (231), and the first convex tooth portion (32) meshes with the second convex tooth portion (231).
  6. 根据权利要求5所述的折叠显示装置，其中，所述背面屏幕(23)的内表面设有所述第二凸齿部(231)。The folding display device according to claim 5, wherein the inner surface of the back screen (23) is provided with the second convex tooth portion (231).
  7. 根据权利要求6所述的折叠显示装置，其中，所述转动件(31)设置在所述壳体侧面(1B)，所述第一凸齿部(32)同时与所述弯折部(22)的所述第二凸齿部(231)以及所述背面屏幕(23)上的所述第二凸齿部(231)啮合。The folding display device according to claim 6, wherein the rotating member (31) is arranged on the side surface (1B) of the casing, and the first convex tooth portion (32) is simultaneously with the bending portion (22). The second convex tooth part (231) of) and the second convex tooth part (231) on the back screen (23) are engaged.
  8. 根据权利要求4所述的折叠显示装置，其中，所述支承机构(211)设置在所述正面屏幕(21)沿滑动方向的两侧，所述导向部(10)盖设在所述支承机构(211)上。The folding display device according to claim 4, wherein the supporting mechanism (211) is provided on both sides of the front screen (21) along the sliding direction, and the guide portion (10) is provided on the supporting mechanism (211) on.
  9. 根据权利要求4所述的折叠显示装置，其中，所述支承机构(211)设置在所述正面屏幕(21)的非显示面，所述导向部(10)为凸肋和滑槽中的一个， 所述支承机构(211)设置有凸肋和滑槽中的另一个。The folding display device according to claim 4, wherein the supporting mechanism (211) is provided on the non-display surface of the front screen (21), and the guide portion (10) is one of a rib and a sliding groove , The supporting mechanism (211) is provided with the other one of a protruding rib and a sliding groove.
  10. 一种移动终端，包括如权利要求1-9任一项所述的折叠显示装置。A mobile terminal comprising the folding display device according to any one of claims 1-9.
PCT/CN2020/132050 2020-01-16 2020-11-27 Foldable display device and mobile terminal WO2021143363A1 (en)

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