WO2022193366A1 - 显示装置 - Google Patents
显示装置 Download PDFInfo
- Publication number
- WO2022193366A1 WO2022193366A1 PCT/CN2021/084267 CN2021084267W WO2022193366A1 WO 2022193366 A1 WO2022193366 A1 WO 2022193366A1 CN 2021084267 W CN2021084267 W CN 2021084267W WO 2022193366 A1 WO2022193366 A1 WO 2022193366A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flexible screen
- display device
- screen
- casing
- roller
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims description 18
- 230000001050 lubricating effect Effects 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000036316 preload Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1624—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with sliding enclosures, e.g. sliding keyboard or display
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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
Definitions
- the present invention relates to the field of display technology, and in particular, to a display device.
- the display device provided by the present invention can realize full-screen display in a non-shooting state and can protect optical components.
- the present invention provides a display device, comprising:
- a flexible screen installed in the casing and comprising a display area and a light-transmitting area located at one end of the display area;
- a screen tensioning component installed on the casing, and the screen tensioning component exerts a pre-tightening force on the flexible screen;
- the flexible screen can be slid relative to the casing, so that the display device is in a first state.
- the display area of the flexible screen is facing the display window, and the transparent light area is outside the display window.
- the display device further includes:
- a first roller and a second roller are installed in the casing and located at both ends of the casing; the two ends of the flexible screen are respectively rolled around the first roller and the second roller to make the flexible screen Sliding around the first roller and the second roller.
- the flexible screen includes a first end and a second end, and the first end of the flexible screen bypasses the first roller and is connected to the casing through a connecting member, The second end of the flexible screen bypasses the second roller and is connected to the housing through the screen tensioning assembly.
- the connecting component includes:
- a first gear meshes with the first rack, and the first gear is rotatably connected to the housing.
- the screen tensioning assembly includes:
- the first fixed end is connected to the second end of the flexible screen
- the second fixed end is fixedly connected to the casing
- the tensioning part is connected between the first fixed end and the second fixed end.
- the tensioning portion is a spring or a telescopic rod.
- the screen tensioning assembly includes:
- a second gear meshes with the second rack, and the second gear is rotatably connected to the housing.
- the display device further includes:
- a second magnetic element disposed on the housing and magnetically opposite to the first magnetic element
- a third magnetic element disposed on the casing and magnetically opposite to the first magnetic element; the third magnetic element is located between the second drum and the second magnetic element;
- the first magnetic element is respectively adsorbed to the second magnetic element or the third magnetic element.
- the display device further includes:
- the distance sensing element is used for sensing the moving distance of the second end of the flexible screen relative to the casing
- the control element is fixed on the screen tensioning assembly; the control element is used to control whether the flexible screen stops sliding according to the sensed moving distance.
- the present invention also provides another display device, the display device comprising:
- a flexible screen installed in the casing and comprising a display area and a light-transmitting area located at one end of the display area;
- an optical component mounted in the housing and located on a side of the flexible screen facing away from the display window;
- a screen tensioning component installed on the casing and capable of applying a pre-tightening force to the flexible screen
- the flexible screen can slide relative to the display window to switch the display device between the first state and a second state;
- the display area of the flexible screen faces the display window, and the light-transmitting area is located outside the display window;
- the light-transmitting area of the flexible screen is located in the display window and faces the optical component.
- the display device further includes:
- a first roller and a second roller are installed in the casing and located at both ends of the casing; the two ends of the flexible screen are respectively rolled around the first roller and the second roller to make the flexible screen Sliding around the first roller and the second roller.
- the flexible screen includes a first end and a second end, and the first end of the flexible screen bypasses the first roller and is connected to the casing through a connecting member, so The second end of the flexible screen bypasses the second roller and is connected to the housing through the screen tensioning assembly.
- the connecting component includes:
- a first gear meshes with the first rack, and the first gear is rotatably connected to the housing.
- the screen tensioning assembly includes:
- the second fixed end is fixedly connected to the casing
- the tensioning part is connected between the first fixed end and the second fixed end.
- the tensioning portion is a spring or a telescopic rod.
- the screen tensioning assembly includes:
- a second gear meshes with the second rack, and the second gear is rotatably connected to the housing.
- the display device further includes:
- a second magnetic element disposed on the housing and magnetically opposite to the first magnetic element
- a third magnetic element disposed on the casing and magnetically opposite to the first magnetic element; the third magnetic element is located between the second drum and the second magnetic element;
- the first magnetic element is respectively adsorbed to the second magnetic element or the third magnetic element.
- the display device further includes:
- the distance sensing element is used for sensing the moving distance of the second end of the flexible screen relative to the casing
- the control element is fixed on the screen tensioning assembly; the control element is used to control whether the flexible screen stops sliding according to the sensed moving distance.
- the display device in the first state, displays a full screen.
- the display device further includes:
- cover plate mounted on the casing and located above the display window and the flexible screen, the flexible screen can slide relative to the cover plate;
- the flexible screen of the display device provided by the present invention can slide relative to the casing, so that the light-transmitting area (camera hole) can be hidden when the shooting function is turned off, so that the non-shooting state (No. 1 state) full-screen display; 2)
- the display device provided by the present invention further includes a screen tensioning component, and uses the screen tensioning component to apply a preload force to the flexible screen, and the preload force can keep the flexible screen
- the flatness during the sliding process can avoid the wrinkling of the flexible screen during the sliding process, which will affect the display effect of the display device.
- FIG. 1 is a schematic perspective view of a display device (in a first state) provided by the present invention
- FIG. 2 is a schematic perspective view of a display device in a first display state and without a casing
- FIG. 3 is a schematic perspective view of a display device in a second display state and without a casing
- FIG. 4 is a schematic diagram of the internal components of the display device in a first display state
- FIG. 5 is a schematic diagram of the internal components of the display device in a second display state
- FIG. 6 is a schematic diagram of the internal components of another display device in a first display state provided by the present invention.
- FIG. 7 is a schematic diagram of the internal components of another display device in a second display state provided by the present invention.
- the present invention may repeat reference numerals and/or reference letters in different implementations, such repetition is for the purpose of simplicity and clarity and does not in itself indicate the relationship between the various implementations and/or arrangements discussed.
- the present invention realizes full-screen display in a non-shooting state by sliding the flexible screen; The flexible screen wrinkled during the sliding process.
- the present invention provides a display device 100 .
- the display device 100 may be a mobile phone, a display screen, a notebook, and the like with a photographing function.
- the display device 100 is a mobile phone.
- the display device 100 has a first state and a second state.
- the first state is a non-photographing state (full-screen display state)
- the second state is a photographing state.
- the display device 100 includes a casing 20 , a flexible screen 10 and an optical component 30 .
- the casing 20 has a display window (not shown).
- the flexible screen 10 is mounted on the casing 20 .
- the flexible screen 10 includes a display area 11 and a light-transmitting area 12 located at one end of the display area 11 .
- the optical component 30 is mounted on the housing 20 and is located on the side of the flexible screen 10 facing away from the display window. Wherein, the flexible screen 10 can slide relative to the display window to realize switching of the display device 100 between the first state and the second state.
- the display area 11 of the flexible screen 10 is facing the display window, and the light-transmitting area 12 is located outside the display window. At this time, the display device 100 can achieve full screen display.
- the light-transmitting area 12 of the flexible screen 10 is located in the display window and faces the optical component 30 . At this time, the display device 100 can perform imaging, and the display device 100 It cannot be displayed in full screen.
- the light transmittance of the film layer of the flexible screen 10 located in the light transmission area 12 is greater than the light transmittance of the film layers at other positions.
- At least one through hole 121 penetrating the transparent flexible screen 10 is further opened in the light-transmitting area 12 .
- the through hole 121 is hidden under the flexible screen 10 facing the display window.
- the through hole 121 is located in the display window and faces the optical component 30 .
- the through hole 121 may be a single hole, a double hole, a multi-hole, etc., or a special-shaped hole, and the special-shaped hole may be in the shape of a droplet or a rectangle.
- the flexible screen 10 further includes a non-display area (not marked in the figure) located at both ends of the display area 11, and the light-transmitting area 12 is located in the non-display area or the in the display area 11.
- the flexible screen 10 may not include a non-display area. In this case, the entire flexible screen 10 has a display function and can realize full-screen display on the front and four sides.
- the flexible screen 10 further includes a first end 13 and a second end 14 , and the first end 13 is opposite to the second end 14 .
- the light-transmitting area 12 is located between the display area 11 and the first end 13 .
- the light-transmitting area 12 may also be located between the display area 11 and the second end 14 .
- the optical component 30 is a camera device. Wherein, the optical component 30 is used to cooperate with the light-transmitting area 12 to capture images.
- the optical component 30 is mounted on the casing 20 and is hidden under the flexible screen 10 . In the present invention, when the display device 100 is switched between the first state and the second state, the optical assembly 30 does not need to move.
- the display device 100 further includes a first roller 61 and a second roller 62 , and the first roller 61 and the second roller 62 are mounted on the casing 20 and located at both ends of the display device 100 .
- Both ends of the flexible screen 10 are respectively rolled around the first roller 61 and the second roller 62 so that the flexible screen 10 slides around the first roller 61 and the second roller 62 .
- the first end 13 and the second end 14 of the flexible screen 10 are parallel to the flexible screen 10 facing the display window.
- the flexible screen 10 can rotate around the first roller 61 and the second roller 62 by a predetermined angle.
- the display device 100 is switched from the first state to the second state.
- the display device 100 is switched from the second state to the first state.
- the farthest distance between the outer edges of the first roller 61 and the second roller 62 is equal to the length of the display window of the casing 20 .
- the distance between the center points of the radial sections of the first roller 61 and the second roller 62 is equal to the length of the display window of the casing 20 .
- the first end 13 and the second end 14 of the flexible screen 10 are respectively fixed on the first roller 61 and the second roller 62 , and the first roller 61 and The second roller 62 can rotate synchronously, thereby driving the flexible screen 10 to slide relative to the display window.
- the first roller 61 and the second roller 62 rotate clockwise
- the flexible screen 10 slides clockwise
- the display device 100 switches from the first state to the second state.
- the first roller 61 and the second roller 62 rotate counterclockwise
- the flexible screen 10 slides counterclockwise, and the display device 100 switches from the second state to the first state.
- the first end 13 and the second end 14 of the flexible screen 10 are radially bent relative to the first roller 61 and the second roller 62, and the first roller 61 and the second roller 62 are radially bent.
- the first end 13 and the second end 14 of the flexible screen 10 after the radial bending of the second roller 61 and the second roller 62 are opposite to each other.
- both the first end 13 and the second end 14 of the flexible screen 10 are in a direction close to the first roller 61 . move.
- both the first end 13 and the second end 14 of the flexible screen 10 move in a direction away from the first roller 61 .
- the display device 100 further includes a connecting member 40 .
- One end of the connecting member 40 is connected to the first end 13 of the flexible screen 10 , and the other end of the connecting member 40 is slidably connected to the casing 20 .
- the connecting member 40 includes a first bonding plate 41 , a first rack 42 and a first gear 43 .
- the first bonding plate 41 is fixed on the first end 13 of the flexible screen 10 .
- the first rack 42 is fixed on the first bonding plate 41 .
- the first gear 43 meshes with the first rack 42 and is rotatably connected to the housing 20 .
- the first gear 43 rotates under the action of an external force to drive the first rack 42 to slide, and the first rack 42 drives the flexible screen 10 to slide relative to the display window.
- the length of the first rack 42 is equal to the sliding distance when the flexible screen 10 is switched from the first state to the second state, so as to limit the moving distance of the flexible screen 10 .
- the display device 100 further includes at least one driving component (not shown).
- the driving part is connected to the connecting part 40 and is used to drive the flexible screen 10 to slide relative to the display window.
- the driving components are provided in the housing 20 .
- the film material of any layer or splicing part of the flexible screen 10 has elasticity.
- the flexible screen 10 When one end of the flexible screen 10 is fixedly connected to the casing 20, the flexible screen 10 When the other end of the flexible screen 10 is subjected to a pulling force (driven), any layer of the flexible screen 10 or the film material of the splicing part will be extended, and the display device 100 can be switched from the first state to the second state; When the pulling force on the other end of the flexible screen 10 disappears, the flexible screen 10 slides in reverse until it returns to its original state.
- both ends of the flexible screen 10 when both ends of the flexible screen 10 can slide relative to the casing 20, the two ends of the flexible screen 10 are driven synchronously by external force or driving components to drive the flexible screen 10.
- the screen 10 slides relative to the display window.
- the display device 100 further includes a cover plate 50, the cover plate 50 is mounted on the casing 20 and is located above the display window and the flexible screen 10, the flexible screen 10 can be opposite to all The cover plate 50 slides.
- the flexible screen 10 , the optical assembly 30 , the connecting member 40 , the driving member, the first roller 61 and the second roller 62 are all disposed on the cover plate 50 and the housing 20 Therefore, the waterproof function of the display device 100 can be improved, and the service life of the display device 100 can be prolonged.
- the cover plate 50 is a glass cover plate 50 .
- the gap there is a gap between the flexible screen 10 and the cover plate 50 , and the gap is filled with a lubricating substance, and the lubricating substance can reduce the distance between the flexible screen 10 and the cover. friction between the plates 50 , thereby reducing the wear of the flexible screen 10 .
- the lubricating substance may be a fluid or a film layer.
- the lubricating substance may be formed on the surface of the cover plate 50 facing the flexible screen 10 or formed on the surface of the flexible screen 10 facing the cover plate 50 .
- the lubricating substance is a fluid, the lubricating substance is directly filled in the gap between the flexible screen 10 and the cover plate 50 .
- the lubricating substance is transparent.
- the lubricating substance may also have heat dissipation properties, so as to facilitate heat dissipation of the display device 100 .
- the lubricating substance is a transparent optical adhesive (Optically Clear Adhesive, OCA).
- OCA Optically Clear Adhesive
- the display device 100 further includes a screen tensioning assembly 70 , and the screen tensioning assembly 70 is installed in the housing 20 .
- the screen tensioning component 70 applies a pre-tensioning force to the flexible screen 10 .
- the screen tensioning assembly 70 can tension the flexible screen 10 at all times, so as to keep the flexible screen 10 flat.
- the screen tensioning assembly 70 is fixedly connected to the second end 14 of the flexible screen 10 .
- one end of the screen tensioning assembly 70 is fixed on the housing 20 , and the other end is fixed on the second end 14 of the flexible screen 10 .
- the other end of the screen tensioning assembly 70 opposite to the one end fixedly connected to the second end 14 of the flexible screen 10 has elasticity, which can drive the second end 14 of the flexible screen 10 to approach or move away from The direction of the first roller 61 moves.
- the first end 13 of the flexible screen 10 and the entire screen tensioning assembly 70 can be slidably connected to the housing 20, and the entire screen tensioning assembly 70 can be connected with any according to the sliding of the flexible screen 10 .
- the preload force does not change.
- the entire screen tensioning assembly 70 can slide synchronously with the connecting member 40 .
- the flexible screen 10 has elasticity, the first end 13 of the flexible screen 10 is fixedly connected to the casing 20, and the screen tensioning assembly 70 can be relatively The casing 20 slides. Since the first end 13 of the flexible screen 10 is fixed on the casing 20, when the screen tensioning assembly 70 is on the casing 20 toward the direction of the first roller 61 When sliding, the film material of any layer or splicing part of the flexible screen 10 will be extended, and the display device 100 can be switched from the first state to the second state; when the screen tensioning assembly 70 returns When reaching the initial position, the flexible screen 10 returns to its original state.
- the screen tensioning assembly 70 includes a first fixing end 71 , a second fixing end 72 , a tensioning portion 73 and a second bonding plate 74 .
- the first fixed end 71 is connected to the second end 14 of the flexible screen 10 .
- the second fixing end 72 is disposed on the second adhering plate 74
- the second adhering plate 74 is disposed on the housing 20 .
- the tensioning portion 73 is connected between the first fixed end 71 and the second fixed end 72 .
- the tensioning portion 73 is used to generate a pre-tensioning force.
- the second fixed end 72 is fixed on the housing 20 , and the first fixed end 71 can slide with the sliding of the flexible screen 10 .
- the preload force changes with the sliding of the flexible screen 10 .
- both the second fixing end 72 and the first fixing end 71 can slide relative to the housing 20 .
- the preloading force does not change.
- the tensioning portion 73 is a spring.
- the spring is always in a stretched state. Specifically, when the display device 100 is switched from the first state to the second state, the deformation amount of the spring gradually decreases, and the preload force decreases.
- the deformation amount of the spring increases gradually, and the preload force increases.
- the tensioning portion 73 is a telescopic rod.
- the telescopic rod always has a pulling force (pre-tightening force) on the second end 14 of the flexible screen 10 .
- the telescopic rod gradually shrinks, and when the display device 100 switches from the second state to the second state During a state, the telescopic rod is gradually extended.
- the tensioning portion 73 may also be a rigid connecting rod, as long as the tensioning portion 73 can always tension the flexible screen 10, at this time, the screen
- the tensioning assembly 70 needs to be driven synchronously with the connecting member 40 to slide relative to the housing 20 .
- the structure of the screen tensioning assembly 70 is similar to that of the connecting member 40 , and the screen tensioning assembly 70 includes a second rack (not shown), which is similar to the structure of the connecting member 40 .
- the second end 14 of the flexible screen 10 is fixedly connected; and a second gear (not shown) meshes with the second rack, and the second gear is rotatably connected to the housing 20 .
- the screen tensioning assembly 70 may also pass the first gear as described above. 43 and the first rack 42 control the distance that the screen tensioning assembly 70 drives the flexible screen 10 to move.
- the display device 100 further includes: a first magnetic element fixed to one end of the screen tensioning assembly 70; a second magnetic element disposed on the housing 20 and connected to the The first magnetic element is magnetically opposite; and the third magnetic element is disposed on the housing 20 and is magnetically opposite to the first magnetic element; the third magnetic element is located between the second roller 62 and the second magnetic element Between magnetic elements; when the flexible screen 10 stops sliding, the first magnetic element is respectively adsorbed to the second magnetic element or the third magnetic element. Specifically, when the display device 100 is in the first state, the first magnetic element and the second magnetic element attract each other. When the display device 100 is in the second state, the first magnetic element and the third magnetic element attract each other.
- the distance between the second magnetic element and the third magnetic element is equal to the sliding distance of the flexible screen 10 when the display device 100 switches from the first state to the second state.
- the display device 100 further includes: a distance sensing element fixed to the screen tensioning assembly 70 ; the distance sensing element is used to sense the first position of the flexible screen 10 . The moving distance of the two ends 14 relative to the casing 20; and a control element, which is fixed to the screen tensioning assembly 70; the control element is used to control whether the flexible screen 10 stops according to the sensed moving distance slide.
- the first magnetic element, the second magnetic element and the third magnetic element as described above may also be provided on the connecting member 40; the distance sensing as described above may also be provided components and control components.
- the display device 100 further includes a control device (not shown), and the control device is configured to control the display device 100 between the first state and the second state automatically switch between.
- the control device controls the driving component to drive the flexible screen 10 to slide clockwise until the light-transmitting area 12 faces the optical assembly 30 .
- the control device controls the driving component to drive the flexible screen 10 to slide counterclockwise until the light-transmitting area 12 is hidden in the first roller 61 or facing the display window.
- the display device 100 displays a full screen.
- the casing 20 is further provided with a sliding key (not shown), the sliding key is fixedly connected to the connecting member 40, and the flexibility is realized by pushing the sliding key The screen 10 slides relative to the display window.
- the flexible screen of the display device provided by the present invention can slide relative to the casing, so that the light-transmitting area (camera hole) can be hidden when the shooting function is turned off, so that the non-shooting state (No.
- the display device provided by the present invention further includes a screen tensioning component, and uses the screen tensioning component to apply a preload force to the flexible screen, and the preload force can keep the flexible screen
- the flatness during the sliding process can avoid the wrinkling of the flexible screen during the sliding process and affect the display effect of the display device;
- the display device provided by the present invention only needs to drive the flexible screen to slide relative to the casing, and all the If the optical assembly remains stationary, the display device can be switched between the first state and the second state.
- the structure is simpler, and the optical components are not easily damaged.
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- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
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Abstract
一种显示装置(100)，包括壳体(20)；柔性屏(10)，包括显示区(11)和透光区(12)；显示窗口，形成在壳体(20)上；及屏幕张紧组件(70)，能够对柔性屏(10)施加预紧力；柔性屏(10)相对壳体(20)滑动，使显示装置(100)处于第一状态，在第一状态下，显示区(11)正对显示窗口，透光区(12)位于显示窗口外。显示装置(100)能实现全屏显示，从而提高显示装置(100)的显示效果。
Description
本发明涉及显示技术领域，尤其涉及一种显示装置。
随着人们对手机屏幕的要求越来越高，全面屏已成为必然的趋势。然而，手机前置摄像头占用屏幕空间，占用区域显示画面缺失，无法实现真正的全面屏。业界采用在壳体上挖槽，并将摄像头可升降的安装于槽内，当需要摄像时，摄像头从槽内伸出，不需要摄像时，摄像头隐藏在所述槽内。这种设计需要设计一个升降组件控制摄像头的升降，在摄像过程中，摄像头裸露在外，容易损坏。另外，槽的存在使得手机屏幕并不能实现真正意义上的全面显示。因此，现有技术中的全面屏手机在非拍摄状态下也无法实现真正意义上的全屏显示。
本发明提供的显示装置能够在非拍摄状态下实现全屏显示且能够保护光学组件。
为解决上述问题，本发明提供的技术方案如下：
本发明提供一种显示装置，包括：
壳体；
柔性屏，安装于所述壳体内且包括显示区和位于所述显示区一端的透光区；
显示窗口，形成在壳体上；及
屏幕张紧组件，安装于所述壳体，且所述屏幕张紧组件对所述柔性屏施加一预紧力；
所述柔性屏能够相对所述壳体滑动，以使所述显示装置处于第一状态，在所述第一状态下，所述柔性屏的显示区正对所述显示窗口，而所述透光区位于所述显示窗口外。
在本发明一可选实施例中，所述显示装置还包括：
第一滚筒和第二滚筒，安装于所述壳体内且位于所述壳体两端；所述柔性屏的两端分别绕所述第一滚筒及所述第二滚筒卷曲以使得所述柔性屏绕所述第一滚筒及所述第二滚筒滑动。
在本发明一可选实施例中，所述柔性屏包括第一端及第二端，所述柔性屏的第一端绕过所述第一滚筒并通过一连接部件连接于所述壳体，所述柔性屏的第二端绕过所述第二滚筒并通过所述屏幕张紧组件连接于所述壳体。
在本发明一可选实施例中，所述连接部件包括：
第一齿条，与所述柔性屏的第一端固定连接；及
第一齿轮，与所述第一齿条啮合，所述第一齿轮与所述壳体可转动连接。
在本发明一可选实施例中，所述屏幕张紧组件包括：
第一固定端，连接在所述柔性屏的第二端，
第二固定端，固定连接于所述壳体上；及
张紧部，连接在所述第一固定端和所述第二固定端之间。
在本发明一可选实施例中，所述张紧部为弹簧或伸缩杆。
在本发明一可选实施例中，所述屏幕张紧组件包括：
第二齿条，与所述柔性屏的第二端固定连接；及
第二齿轮，与所述第二齿条啮合，所述第二齿轮与所述壳体可转动连接。
在本发明一可选实施例中，所述显示装置还包括：
第一磁性元件，固定于所述屏幕张紧组件的一端；
第二磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；及
第三磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；所述第三磁性元件位于所述第二滚筒与所述第二磁性元件之间；
当所述柔性屏停止滑动时，所述第一磁性元件分别与所述第二磁性元件或第三磁性元件相吸附。
在本发明一可选实施例中，所述显示装置还包括：
距离感测元件，固定于所述屏幕张紧组件；所述距离感测元件用于感测所述柔性屏的第二端相对所述壳体的移动距离；及
控制元件，固定于所述屏幕张紧组件；所述控制元件用于根据感测到的所述移动距离控制所述柔性屏是否停止滑动。
本发明还提供另一种显示装置，所述显示装置包括：
壳体；
柔性屏，安装于所述壳体内且包括显示区和位于所述显示区一端的透光区；
显示窗口，形成在壳体上；
光学组件，所述光学组件安装于所述壳体内且位于所述柔性屏背向所述显示窗口的一侧；及
屏幕张紧组件，安装于所述壳体且所述屏幕张紧组件能够对所述柔性屏施加一预紧力；
所述柔性屏能相对所述显示窗口滑动以实现所述显示装置在所述第一状态和一第二状态之间的切换；
在所述第一状态下，所述柔性屏的显示区正对所述显示窗口，而所述透光区位于所述显示窗口外；及
在所述第二状态下，所述柔性屏的透光区位于所述显示窗口内且正对所述光学组件。
在本发明一可选实施例中所述显示装置还包括：
第一滚筒和第二滚筒，安装于所述壳体内且位于所述壳体两端；所述柔性屏的两端分别绕所述第一滚筒及所述第二滚筒卷曲以使得所述柔性屏绕所述第一滚筒及所述第二滚筒滑动。
在本发明一可选实施例中所述柔性屏包括第一端及第二端，所述柔性屏的第一端绕过所述第一滚筒并通过一连接部件连接于所述壳体，所述柔性屏的第二端绕过所述第二滚筒并通过所述屏幕张紧组件连接于所述壳体。
在本发明一可选实施例中所述连接部件包括：
第一齿条，与所述柔性屏的第一端固定连接；及
第一齿轮，与所述第一齿条啮合，所述第一齿轮与所述壳体可转动连接。
在本发明一可选实施例中所述屏幕张紧组件包括：
第一固定端，连接在所述柔性屏的第二端；
第二固定端，固定连接于所述壳体上；及
张紧部，连接在所述第一固定端和所述第二固定端之间。
在本发明一可选实施例中所述张紧部为弹簧或伸缩杆。
在本发明一可选实施例中所述屏幕张紧组件包括：
第二齿条，与所述柔性屏的第二端固定连接；及
第二齿轮，与所述第二齿条啮合，所述第二齿轮与所述壳体可转动连接。
在本发明一可选实施例中所述显示装置还包括：
第一磁性元件，固定于所述屏幕张紧组件的一端；
第二磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；及
第三磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；所述第三磁性元件位于所述第二滚筒与所述第二磁性元件之间；及
当所述柔性屏停止滑动时，所述第一磁性元件分别与所述第二磁性元件或第三磁性元件相吸附。
在本发明一可选实施例中所述显示装置还包括：
距离感测元件，固定于所述屏幕张紧组件；所述距离感测元件用于感测所述柔性屏的第二端相对所述壳体的移动距离；及
控制元件，固定于所述屏幕张紧组件；所述控制元件用于根据感测到的所述移动距离控制所述柔性屏是否停止滑动。
在本发明一可选实施例中，在所述第一状态下，所述显示装置全屏显示。
在本发明一可选实施例中，所述显示装置还包括：
盖板，安装于所述壳体上且位于所述显示窗口和所述柔性屏的上方，所述柔性屏能够相对所述盖板滑动；
其中，所述柔性屏和所述盖板之间具有缝隙，所述缝隙内填充有润滑物质。
本发明的有益效果为：1)本发明提供的显示装置的柔性屏能够相对壳体滑动，从而能够在关闭拍摄功能时隐藏透光区(摄像孔)，从而能够实现在非拍摄状态下(第一状态)下的全屏显示；2)本发明提供的显示装置还包括一个屏幕张紧组件，并利用屏幕张紧组件施加给所述柔性屏一个预紧力，所述预紧力可以保持柔性屏在滑动过程中的平整度，以避免柔性屏在滑动过程中出现的褶皱而影响显示装置的显示效果。
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图。
图1为本发明提供的一种显示装置(处于第一状态)的立体示意图；
图2为处于第一显示状态且不包含壳体的显示装置的立体示意图；
图3为处于第二显示状态且不包含壳体的显示装置的立体示意图；
图4为处于第一显示状态的显示装置的内部元件示意图；
图5为处于第二显示状态的显示装置的内部元件示意图；
图6为本发明提供的另一种处于第一显示状态的显示装置的内部元件示意图；及
图7本发明提供的另一种处于第二显示状态的显示装置的内部元件示意图。
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述。显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
在本发明的描述中，需要理解的是，术语“上”、“下”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，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发明的限制。此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个所述特征。在本发明的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。
本发明可以在不同实施中重复参考数字和/或参考字母，这种重复是为了简化和清楚的目的，其本身不指示所讨论各种实施方式和/或设置之间的关系。
本发明针对现有的全面屏手机具无法实现真正意义上的全面显示的技术问题，通过滑动柔性屏，实现在非拍摄状态下的全屏显示；通过屏幕张紧组件保持柔性屏的平整，以防止柔性屏在滑动过程中出现褶皱。
请参阅图1-4，本发明提供一种显示装置100。所述显示装置100可以是具有拍摄功能的手机、显示屏、笔记本等。在本发明中，所述显示装置100为一手机。
其中，所述显示装置100具有第一状态和第二状态。具体地，在本发明一可选实施例中，所述第一状态为非摄像状态(全屏显示状态)，所述第二状态为摄像状态。
具体地，请参阅图1-3，所述显示装置100包括一壳体20、一柔性屏10及一光学组件30。所述壳体20具有一显示窗口(图未示)。所述柔性屏10安装于所述壳体20。所述柔性屏10包括显示区11和位于所述显示区11一端的透光区12。所述光学组件30安装于所述壳体20且位于所述柔性屏10背向所述显示窗口的一侧。其中，所述柔性屏10能相对所述显示窗口滑动以实现所述显示装置100在第一状态和第二状态之间的切换。
具体地，在所述第一状态下，所述柔性屏10的所述显示区11正对所述显示窗口，而所述透光区12位于所述显示窗口外，此时，所述显示装置100能够实现全屏显示。在所述第二状态下，所述柔性屏10的透光区12位于所述显示窗口内且正对所述光学组件30，此时，所述显示装置100能够进行摄像，所述显示装置100不能全屏显示。
在本发明一可选实施例中，位于所述透光区12内的所述柔性屏10的膜层的透光率大于其他位置处的膜层的透光率。
在本发明一可选实施例中，所述透光区12内还开设有至少一个贯穿所述透柔性屏10的通孔121。具体地，在所述第一状态下，所述通孔121被隐藏在面向所述显示窗口的所述柔性屏10之下。在所述第二状态下，所述通孔121位于所述显示窗口内且正对所述光学组件30。
其中，所述通孔121可以是单孔、双孔、多孔等，也可以是异形孔，所述异形孔可以呈水滴形或矩形等。
在本发明一可选实施例中，所述柔性屏10还包括一位于所述显示区11两端的非显示区(图未标示)，所述透光区12位于所述非显示区或所述显示区11内。
在其他实施例中，所述柔性屏10还可以不包括非显示区，此时，所述柔性屏10整个都具有显示功能且可以实现正面及四侧面的全屏显示。其中，所述柔性屏10还包括一第一端13及一第二端14，所述第一端13与所述第二端14相背。在本发明一可选实施例中，所述透光区12位于所述显示区11和所述第一端13之间。当然，在其他实施例中，所述透光区12还可以位于所述显示区11和所述第二端14之间。
在本发明一可选实施例中，所述光学组件30为一摄像装置。其中，所述光学组件30用于与所述透光区12配合以摄取图像。所述光学组件30安装于所述壳体20上且隐藏在所述柔性屏10下。在本发明中，当所述显示装置100在所述第一状态和所述第二状态之间切换时，所述光学组件30不需要移动。
在本发明一可选实施例中，所述显示装置100还包括一第一滚筒61及一第二滚筒62，所述第一滚筒61及所述第二滚筒62安装于所述壳体20上且位于所述显示装置100的两端。所述柔性屏10的两端分别绕所述第一滚筒61及所述第二滚筒62卷曲以使得所述柔性屏10绕所述第一滚筒61及所述第二滚筒62滑动。具体地，所述柔性屏10的所述第一端13及所述第二端14平行于面向所述显示窗口的所述柔性屏10。
具体地，所述柔性屏10能够绕所述第一滚筒61及所述第二滚筒62旋转一预定角度。当所述柔性屏10绕所述第一滚筒61及所述第二滚筒62顺时针旋转所述预定角度时，所述显示装置100由所述第一状态切换成所述第二状态。当所述柔性屏10绕所述第一滚筒61及所述第二滚筒62逆时针旋转所述预定角度时，所述显示装置100由所述第二状态切换成所述第一状态。
在本发明一可选实施例中，所述第一滚筒61及所述第二滚筒62的外缘的最远距离等于所述壳体20的显示窗口的长度。
在本发明一可选实施例中，所述第一滚筒61及所述第二滚筒62的径向截面的中心点之间的距离等于所述壳体20的显示窗口的长度。
在本发明一可选实施例中，所述柔性屏10的第一端13及第二端14分别固定在所述第一滚筒61及所述第二滚筒62上，所述第一滚筒61及所述第二滚筒62能够同步转动，从而带动所述柔性屏10相对所述显示窗口滑动。具体地，当所述第一滚筒61及所述第二滚筒62顺时针转动时，所述柔性屏10顺时针滑动，所述显示装置100自所述第一状态切换成所述第二状态。当所述第一滚筒61及所述第二滚筒62逆时针转动时，所述柔性屏10逆时针滑动，所述显示装置100自所述第二状态切换成所述第一状态。
在本发明一可选实施例中，所述柔性屏10的第一端13及第二端14相对所述第一滚筒61及所述第二滚筒62径向弯折，经所述第一滚筒61及所述第二滚筒62径向弯折后的所述柔性屏10的第一端13及第二端14相对。具体地，当所述显示装置100自所述第一状态切换成所述第二状态时，所述柔性屏10的第一端13及第二端14均向靠近所述第一滚筒61的方向移动。当所述显示装置100自所述第二状态切换成所述第一状态时，所述柔性屏10的第一端13及第二端14均向远离所述第一滚筒61的方向移动。
其中，所述显示装置100还包括一连接部件40。所述连接部件40的一端连接在所述柔性屏10的所述第一端13上，所述连接部件40的另一端可滑动连接在所述壳体20上。
请参阅图4，在本发明一可选实施例中，所述连接部件40包括一第一贴合板41、一第一齿条42及一第一齿轮43。所述第一贴合板41固定在所述柔性屏10的所述第一端13上。所述第一齿条42固定在所述第一贴合板41上。所述第一齿轮43与所述第一齿条42啮合且可转动连接在所述壳体20上。其中，所述第一齿轮43在外力作用下转动以带动所述第一齿条42滑动，所述第一齿条42带动所述柔性屏10相对所述显示窗口滑动。
其中，所述第一齿条42的长度等于所述柔性屏10从所述第一状态切换到所述第二状态时的滑动距离，以限制所述柔性屏10的移动距离。
具体地，当所述第一齿轮43顺时针旋转时，所述第一齿条42向靠近所述第一滚筒61的方向滑动。当所述第一齿轮43逆时针旋转时，所述第一齿条42向远离所述第一滚筒61的方向滑动。
请参阅图4，当所述显示装置100处于所述第一状态时，所述第一齿条42的远离所述柔性屏10的所述第二端14的一端与所述第一齿轮43啮合。
请参阅图5，当所述柔性屏10处于所述第二状态时，所述第一齿条42的靠近所述柔性屏10的所述第二端14的一端与所述第一齿轮43啮合。
在本发明一可选实施例中，所述显示装置100还包括至少一驱动部件(图未示)。所述驱动部件连接在所述连接部件40上且用于驱动所述柔性屏10相对所述显示窗口滑动。具体地，所述驱动部件设置在所述壳体20内。
在本发明一可选实施例中，所述柔性屏10的任意层或拼接部分的膜材具有弹性，当所述柔性屏10的一端固定连接在所述壳体20上，所述柔性屏10的另一端受到一拉力(被驱动)时，所述柔性屏10的任意层或拼接部分的膜材会被延长，所述显示装置100能够从所述第一状态切换到所述第二状态；当所述柔性屏10的另一端受到的所述拉力消失时，所述柔性屏10反向滑动直至恢复原状。
在本发明一可选实施例中，当所述柔性屏10的两端均能够相对所述壳体20滑动，所述柔性屏10的两端被外力或驱动部件同步驱动，以带动所述柔性屏10相对所述显示窗口滑动。
其中，所述显示装置100还包括一盖板50，所述盖板50安装于所述壳体20上且位于所述显示窗口和所述柔性屏10的上方，所述柔性屏10能够相对所述盖板50滑动。所述柔性屏10、所述光学组件30、所述连接部件40、所述驱动部件、所述第一滚筒61及所述第二滚筒62均设置在所述盖板50及所述壳体20之间，从而能够提升所述显示装置100的防水功能，延长所述显示装置100的使用寿命。
具体地，所述盖板50为一玻璃盖板50。
在本发明一可选实施例中，所述柔性屏10和所述盖板50之间具有缝隙，所述缝隙内填充有润滑物质，所述润滑物质能够降低所述柔性屏10与所述盖板50之间的摩擦，从而降低所述柔性屏10的磨损。
其中，所述润滑物质可以是流体，也可以是膜层。当所述润滑物质是膜层时，所述润滑物质可以形成在所述盖板50的面向所述柔性屏10的表面上或形成在所述柔性屏10的面向所述盖板50的表面上。当所述润滑物质是流体时，所述润滑物质直接填充在所述柔性屏10和所述盖板50之间的缝隙内。
其中，所述润滑物质透明。
在本发明一可选实施例中，所述润滑物质还可以具有散热特性，以利于所述显示装置100的散热。
优选地，所述润滑物质为透明光学胶(Optically Clear Adhesive，OCA)。
请参阅图4-7，在本发明一可选实施例中，所述显示装置100还包括一屏幕张紧组件70，所述屏幕张紧组件70安装于所述壳体20内。所述屏幕张紧组件70对所述柔性屏10施加一预紧力。所述屏幕张紧组件70能够时刻拉紧所述柔性屏10，从而保持所述柔性屏10的平整。
其中，所述屏幕张紧组件70固定连接在所述柔性屏10的所述第二端14上。
在本发明一可选实施例中，所述屏幕张紧组件70的一端固定在所述壳体20上，另一端固定连接在所述柔性屏10的所述第二端14上。所述屏幕张紧组件70的与固定连接在所述柔性屏10的所述第二端14上的一端相对的另一端具有弹性，能够带动所述柔性屏10的第二端14向靠近或远离所述第一滚筒61的方向移动。
在本发明一可选实施例中，所述柔性屏10的第一端13及整个所述屏幕张紧组件70可滑动连接于所述壳体20，整个所述屏幕张紧组件70能够随所述柔性屏10的滑动而滑动。当所述显示装置100在所述第一状态和所述第二状态之间切换时，所述预紧力不变。具体地，整个所述屏幕张紧组件70能够随所述连接部件40同步滑动。
在本发明一可选实施例中，所述柔性屏10具有弹性，所述柔性屏10的第一端13固定连接在所述壳体20上，所述屏幕张紧组件70能够相对于所述壳体20滑动，由于所述柔性屏10的第一端13被固定在所述壳体20上，当所述屏幕张紧组件70在所述壳体20上向所述第一滚筒61的方向滑动时，所述柔性屏10的任意层或拼接部分的膜材会被延长，所述显示装置100能够从所述第一状态切换到所述第二状态；当所述屏幕张紧组件70返回至初始位置时，所述柔性屏10恢复原状。
具体地，请参阅图4-7，所述屏幕张紧组件70包括一第一固定端71、一第二固定端72、一张紧部73及一第二贴合板74。所述第一固定端71连接在所述柔性屏10的第二端14上。所述第二固定端72设置在所述第二贴合板74上，所述第二贴合板74设置在所述壳体20上。所述张紧部73连接在所述第一固定端71和所述第二固定端72之间。所述张紧部73用于产生一预紧力。
在本发明一可选实施例中，所述第二固定端72固定在所述壳体20上，所述第一固定端71能够随所述柔性屏10的滑动而滑动。当所述显示装置100在所述第一状态和所述第二状态之间切换时，所述预紧力随所述柔性屏10的滑动而改变。
在本发明一可选实施例中，所述第二固定端72及所述第一固定端71均能够相对所述壳体20滑动。当整个所述屏幕张紧组件70随所述连接部件40同步滑动时，所述预紧力不变。
请参阅图4-5，在本发明一可选实施例中，所述张紧部73为弹簧。当所述显示装置100在所述第一状态和所述第二状态切换时，所述弹簧始终处于拉伸状态。具体地，当所述显示装置100自所述第一状态切换至所述第二状态的过程中，所述弹簧的形变量逐渐减小，所述预紧力减小，当所述显示装置100自所述第二状态切换至所述第一状态的过程中，所述弹簧的形变量逐渐增大，所述预紧力增大。
请参阅图6-7，在本发明一可选实施例中，所述张紧部73为伸缩杆。所述伸缩杆始终对所述柔性屏10的第二端14具有一拉力(预紧力)。具体地，当所述显示装置100自所述第一状态切换至所述第二状态的过程中，所述伸缩杆逐渐收缩，当所述显示装置100自所述第二状态切换至所述第一状态的过程中，所述伸缩杆逐渐伸长。
在本发明一可选实施例中，所述张紧部73还可以为一硬质连接杆，只要保证所述张紧部73始终拉紧所述柔性屏10即可，此时，所述屏幕张紧组件70需要与所述连接部件40被同步驱动，以相对所述壳体20滑动。
在本发明一可选实施例中，所述屏幕张紧组件70的结构与所述连接部件40的结构相似，所述屏幕张紧组件70包括第二齿条(图未示)，与所述柔性屏10的第二端14固定连接；及第二齿轮(图未示)，与所述第二齿条啮合，所述第二齿轮与所述壳体20可转动连接。
在本发明一可选实施例中，当所述连接部件40及所述屏幕张紧组件70被两个驱动组件同步驱动时，所述屏幕张紧组件70还可以通过如上所述的第一齿轮43和第一齿条42控制所述屏幕张紧组件70带动所述柔性屏10移动的距离。
在本发明一可选实施例中，所述显示装置100还包括：第一磁性元件，固定于所述屏幕张紧组件70的一端；第二磁性元件，设置于所述壳体20且与所述第一磁性元件磁性相反；及第三磁性元件，设置于所述壳体20且与所述第一磁性元件磁性相反；所述第三磁性元件位于所述第二滚筒62与所述第二磁性元件之间；当所述柔性屏10停止滑动时，所述第一磁性元件分别与所述第二磁性元件或第三磁性元件相吸附。具体地，当所述显示装置100处于所述第一状态时，所述第一磁性元件与所述第二磁性元件相吸。当所述显示装置100处于所述第二状态时，所述第一磁性元件与所述第三磁性元件相吸。
其中，所述第二磁性元件与所述第三磁性元件之间的距离等于所述显示装置100从所述第一状态切换到所述第二状态时的所述柔性屏10的滑动距离。
在本发明一可选实施例中，所述显示装置100还包括：距离感测元件，固定于所述屏幕张紧组件70；所述距离感测元件用于感测所述柔性屏10的第二端14相对所述壳体20的移动距离；及控制元件，固定于所述屏幕张紧组件70；所述控制元件用于根据感测到的所述移动距离控制所述柔性屏10是否停止滑动。
当然，在本发明一可选实施例中，所述连接部件40上也可以设置如上所述的第一磁性元件、第二磁性元件及第三磁性元件；还可以设置如上所述的距离感测元件及控制元件。
在本发明一可选实施例中，所述显示装置100还包括控制装置(图未示)，所述控制装置用于控制所述显示装置100在所述第一状态和所述第二状态之间自动切换。当用户打开摄像功能时，所述控制装置控制所述驱动部件驱动所述柔性屏10顺时针滑动至所述透光区12正对所述光学组件30。当用户关闭摄像功能时，所述控制装置控制所述驱动部件驱动所述柔性屏10逆时针滑动至所述透光区12隐藏在所述第一滚筒61或正对所述显示窗口的所述柔性屏10之下，所述显示装置100全屏显示。
在本发明一可选实施例中，所述壳体20上还设置有一滑动键(图未示)，所述滑动键固定连接于所述连接部件40，通过推动所述滑动键实现所述柔性屏10相对所述显示窗口滑动。
本发明的有益效果为：1)本发明提供的显示装置的柔性屏能够相对壳体滑动，从而能够在关闭拍摄功能时隐藏透光区(摄像孔)，从而能够实现在非拍摄状态下(第一状态)下的全屏显示；2)本发明提供的显示装置还包括一个屏幕张紧组件，并利用屏幕张紧组件施加给所述柔性屏一个预紧力，所述预紧力可以保持柔性屏在滑动过程中的平整度，以避免柔性屏在滑动过程中出现的褶皱而影响显示装置的显示效果；3)本发明提供的显示装置只需要驱动柔性屏相对于所述壳体滑动，而所述光学组件保持不动，就可以实现显示装置在第一状态和第二状态之间的切换，相比于背景技术中提及的现有技术中需要借助摄像头升降组件来实现状态切换的显示装置而言，结构更简单，光学组件不容易损坏。
综上所述，虽然本发明已以优选实施例揭露如上，但上述优选实施例并非用以限制本发明，本领域的普通技术人员，在不脱离本发明的精神和范围内，均可作各种更动与润饰，因此本发明的保护范围以权利要求界定的范围为准。
Claims (20)
- 一种显示装置，其中，包括：壳体；柔性屏，安装于所述壳体内且包括显示区和位于所述显示区一端的透光区；显示窗口，形成在壳体上；及屏幕张紧组件，安装于所述壳体且所述屏幕张紧组件能够对所述柔性屏施加一预紧力；所述柔性屏能够相对所述壳体滑动，以使所述显示装置处于第一状态，在所述第一状态下，所述柔性屏的显示区正对所述显示窗口，而所述透光区位于所述显示窗口外。
- 如权利要求1所述的显示装置，其中，所述显示装置还包括：第一滚筒和第二滚筒，安装于所述壳体内且位于所述壳体两端；所述柔性屏的两端分别绕所述第一滚筒及所述第二滚筒卷曲以使得所述柔性屏绕所述第一滚筒及所述第二滚筒滑动。
- 如权利要求2所述的显示装置，其中，所述柔性屏包括第一端及第二端，所述柔性屏的第一端绕过所述第一滚筒并通过一连接部件连接于所述壳体，所述柔性屏的第二端绕过所述第二滚筒并通过所述屏幕张紧组件连接于所述壳体。
- 如权利要求3所述的显示装置，其中，所述连接部件包括：第一齿条，与所述柔性屏的第一端固定连接；及第一齿轮，与所述第一齿条啮合，所述第一齿轮与所述壳体可转动连接。
- 如权利要求4所述的显示装置，其中，所述屏幕张紧组件包括：第一固定端，连接在所述柔性屏的第二端；第二固定端，固定连接于所述壳体上；及张紧部，连接在所述第一固定端和所述第二固定端之间。
- 如权利要求5所述的显示装置，其中，所述张紧部为弹簧或伸缩杆。
- 如权利要求3所述的显示装置，其中，所述屏幕张紧组件包括：第二齿条，与所述柔性屏的第二端固定连接；及第二齿轮，与所述第二齿条啮合，所述第二齿轮与所述壳体可转动连接。
- 如权利要求1所述的显示装置，其中，所述显示装置还包括：第一磁性元件，固定于所述屏幕张紧组件的一端；第二磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；及第三磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；所述第三磁性元件位于所述第二滚筒与所述第二磁性元件之间；及当所述柔性屏停止滑动时，所述第一磁性元件分别与所述第二磁性元件或第三磁性元件相吸附。
- 如权利要求1所述的显示装置，其中，所述显示装置还包括：距离感测元件，固定于所述屏幕张紧组件；所述距离感测元件用于感测所述柔性屏的第二端相对所述壳体的移动距离；及控制元件，固定于所述屏幕张紧组件；所述控制元件用于根据感测到的所述移动距离控制所述柔性屏是否停止滑动。
- 一种显示装置，其中，所述显示装置包括：壳体；柔性屏，安装于所述壳体内且包括显示区和位于所述显示区一端的透光区；显示窗口，形成在壳体上；光学组件，所述光学组件安装于所述壳体内且位于所述柔性屏背向所述显示窗口的一侧；及屏幕张紧组件，安装于所述壳体且所述屏幕张紧组件能够对所述柔性屏施加一预紧力；所述柔性屏能相对所述显示窗口滑动以实现所述显示装置在所述第一状态和一第二状态之间的切换；在所述第一状态下，所述柔性屏的显示区正对所述显示窗口，而所述透光区位于所述显示窗口外；及在所述第二状态下，所述柔性屏的透光区位于所述显示窗口内且正对所述光学组件。
- 如权利要求10所述的显示装置，其中，所述显示装置还包括：第一滚筒和第二滚筒，安装于所述壳体内且位于所述壳体两端；所述柔性屏的两端分别绕所述第一滚筒及所述第二滚筒卷曲以使得所述柔性屏绕所述第一滚筒及所述第二滚筒滑动。
- 如权利要求11所述的显示装置，其中，所述柔性屏包括第一端及第二端，所述柔性屏的第一端绕过所述第一滚筒并通过一连接部件连接于所述壳体，所述柔性屏的第二端绕过所述第二滚筒并通过所述屏幕张紧组件连接于所述壳体。
- 如权利要求12所述的显示装置，其中，所述连接部件包括：第一齿条，与所述柔性屏的第一端固定连接；及第一齿轮，与所述第一齿条啮合，所述第一齿轮与所述壳体可转动连接。
- 如权利要求13所述的显示装置，其中，所述屏幕张紧组件包括：第一固定端，连接在所述柔性屏的第二端；第二固定端，固定连接于所述壳体上；及张紧部，连接在所述第一固定端和所述第二固定端之间。
- 如权利要求14所述的显示装置，其中，所述张紧部为弹簧或伸缩杆。
- 如权利要求12所述的显示装置，其中，所述屏幕张紧组件包括：第二齿条，与所述柔性屏的第二端固定连接；及第二齿轮，与所述第二齿条啮合，所述第二齿轮与所述壳体可转动连接。
- 如权利要求10所述的显示装置，其中，所述显示装置还包括：第一磁性元件，固定于所述屏幕张紧组件的一端；第二磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；及第三磁性元件，设置于所述壳体且与所述第一磁性元件磁性相反；所述第三磁性元件位于所述第二滚筒与所述第二磁性元件之间；及当所述柔性屏停止滑动时，所述第一磁性元件分别与所述第二磁性元件或第三磁性元件相吸附。
- 如权利要求10所述的显示装置，其中，所述显示装置还包括：距离感测元件，固定于所述屏幕张紧组件；所述距离感测元件用于感测所述柔性屏的第二端相对所述壳体的移动距离；及控制元件，固定于所述屏幕张紧组件；所述控制元件用于根据感测到的所述移动距离控制所述柔性屏是否停止滑动。
- 如权利要求10所述的显示装置，其中，在所述第一状态下，所述显示装置全屏显示。
- 如权利要求10所述的显示装置，其中，所述显示装置还包括:盖板，安装于所述壳体上且位于所述显示窗口和所述柔性屏的上方，所述柔性屏能够相对所述盖板滑动；其中，所述柔性屏和所述盖板之间具有缝隙，所述缝隙内填充有润滑物质。
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| CN113707017B (zh) * | 2021-08-24 | 2022-08-19 | 联想(北京)有限公司 | 柔性结构的拉伸机构及电子设备 |
| CN113674629B (zh) * | 2021-09-07 | 2023-05-02 | 武汉华星光电半导体显示技术有限公司 | 显示装置 |
| CN114220351A (zh) * | 2021-12-28 | 2022-03-22 | 深圳市华星光电半导体显示技术有限公司 | 显示屏以及显示装置 |
| CN115132083A (zh) * | 2022-07-01 | 2022-09-30 | 武汉华星光电半导体显示技术有限公司 | 显示装置 |
| CN118248046A (zh) * | 2024-04-07 | 2024-06-25 | 荣耀终端有限公司 | 滑卷装置及电子设备 |
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| US11880239B2 (en) | 2024-01-23 |
| CN113066368A (zh) | 2021-07-02 |
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