WO2019071520A1 - Appareil d'affichage et appareil électronique - Google Patents

Appareil d'affichage et appareil électronique Download PDF

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Publication number
WO2019071520A1
WO2019071520A1 PCT/CN2017/105849 CN2017105849W WO2019071520A1 WO 2019071520 A1 WO2019071520 A1 WO 2019071520A1 CN 2017105849 W CN2017105849 W CN 2017105849W WO 2019071520 A1 WO2019071520 A1 WO 2019071520A1
Authority
WO
WIPO (PCT)
Prior art keywords
display device
module
lens
movable portion
image generating
Prior art date
Application number
PCT/CN2017/105849
Other languages
English (en)
Chinese (zh)
Inventor
余林蔚
Original Assignee
深圳市柔宇科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市柔宇科技有限公司 filed Critical 深圳市柔宇科技有限公司
Priority to PCT/CN2017/105849 priority Critical patent/WO2019071520A1/fr
Priority to CN201780092184.0A priority patent/CN110753873A/zh
Publication of WO2019071520A1 publication Critical patent/WO2019071520A1/fr

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details

Definitions

  • the present invention relates to an adjustment mechanism, and more particularly to a display device and an electronic device.
  • a near-eye display device such as a head-mounted display device amplifies an image on a display screen through a set of precise optical eyepieces, and projects the image on the eye, thereby enabling the wearer to view the enlarged virtual image, but the prior art head-mounted display In the device, there is very little diopter adjustment function that can meet the needs of myopia or hyperopia wearer.
  • the present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention is required to provide a display device and an electronic device.
  • An image generating module is oppositely disposed and movably connected to the lens module, and the image generating module is provided with a fixed axis;
  • An adjustment assembly including a chute coupled to the fixed shaft, the adjustment assembly driving the fixed shaft to move within the chute to adjust the image generation module and the lens mold The distance between the groups.
  • An electronic device includes: an outer casing and a display device as described above, the display device being housed in the outer casing.
  • the adjustment component can adjust the distance between the image generation module and the lens module, thereby realizing the adjustment of the diopter, thereby being suitable for more users.
  • FIG. 1 is a schematic view of an electronic device according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural view of a display device according to an embodiment of the present invention.
  • FIG 3 is a cross-sectional view of a display device according to an embodiment of the present invention.
  • FIG. 4 is an exploded perspective view of a display device in accordance with some embodiments of the present invention.
  • Figure 5 is an exploded perspective view of a display device in accordance with some embodiments of the present invention.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include one or more of the described features either explicitly or implicitly.
  • the meaning of "a plurality” is two or more unless specifically and specifically defined otherwise.
  • connection In the description of the present invention, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; may be mechanically connected, may be electrically connected or may communicate with each other; may be directly connected, or may be indirectly connected through an intermediate medium, may be internal communication of two elements or interaction of two elements relationship.
  • Connected, or integrally connected may be mechanically connected, may be electrically connected or may communicate with each other; may be directly connected, or may be indirectly connected through an intermediate medium, may be internal communication of two elements or interaction of two elements relationship.
  • the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
  • the first feature "on” or “under” the second feature may include direct contact of the first and second features, and may also include first and second features, unless otherwise specifically defined and defined. It is not in direct contact but through additional features between them.
  • the first feature "above”, “above” and “above” the second feature includes the first feature directly above and above the second feature, or merely indicating that the first feature level is higher than the second feature.
  • the first feature “below”, “below” and “below” the second feature includes the first feature directly below and below the second feature, or merely the first feature level being less than the second feature.
  • the electronic device 1000 of the embodiment of the present invention may be a head mounted display device for performing functions such as video playing, games, and the like.
  • the electronic device 1000 can include an earphone and a display assembly.
  • the display component comprises an outer casing and a display device 100 housed in the outer casing.
  • related components such as a circuit and a battery, which are not shown, are also included.
  • the display device 100 includes a lens module 10, an image generation module 20, and an adjustment assembly 30.
  • the display device 100 includes two lens modules 10, two image generation modules 20, and two adjustment assemblies 30 for use in binoculars. Under The illustration is exemplified by a set of lens modules 10, an image generation module 20, and an adjustment assembly 30.
  • the lens module 10 and the image generation module 20 are oppositely disposed and movably connected. It can be understood that the moving direction of the image generation module 20 faces or faces away from the lens module 10. Generally, the central axis of the image generation module 20 coincides with the optical axis of the lens module 10, and the image generated by the image generation module 20 is projected by the lens module 10 in a predetermined direction. Generally, the projection direction is the direction of the human eye.
  • the adjustment component 30 cooperates with the image generation module 20, so that the adjustment component 30 can adjust the distance between the image generation module 20 and the lens module 20.
  • the image generation module 20 is provided with a fixed shaft 21, and the adjustment component
  • the chute 31 is provided with a sliding slot 31.
  • the sliding slot 31 is matched with the fixed shaft 21, and the fixed shaft 21 is sleeved in the sliding slot 31 and can extend out of the sliding slot 31.
  • the sliding slot 31 defines the stroke of the fixed shaft 21, that is, The stroke of relative movement of the image generation module 20 and the lens module 10 is defined.
  • the adjustment assembly 30 is moved by applying a driving force to the adjustment assembly 30, and the fixed shaft 21 is biased by the chute 31 to move the fixed shaft 21 within the chute 31, thereby driving the image generation module 20 to move.
  • the chute 31 may be rectangular or other spline, and is not limited herein.
  • the display device 100 and the electronic device 1000 of the embodiments of the present invention allow the user to adjust the diopter for use by different users.
  • the adjusting component 30 and the image generating module 20 apply a force to the fixed shaft 21 through the sliding slot 31, and the two cooperate with each other to realize the relative movement of the image generating module 20 and the lens module 10.
  • the image generation module 20 includes a top wall and two side walls extending in a vertical direction from the top wall, and the fixed shaft 21 is disposed on both sidewalls of the image generation module 20.
  • the force receiving point of the image generating module 20 can be located on both sides of the module, and the overall force of the module is uniform with respect to the design of the force receiving point on the top wall, which can effectively prevent the concentration of the force applying points from being caused by the image generating module 20 .
  • the deflection that may occur during the movement which in turn causes the resulting image to be deformed by the tilt caused by the deflection, affects the viewing effect.
  • the fixed shaft 21 is on the same horizontal plane as the central axis of the image generation module 20. It can be understood that the position of the fixed shaft 21 is fixed, and the image generating module 20 is driven as a force receiving point. When the fixed shaft 21 and the central axis are at the same horizontal plane, the driving force of the image generating module 20 can be made symmetric about the central axis. , in the case of uniform force, the image generation module 20 It is possible to ensure smooth movement in the moving direction without deflection.
  • each side wall includes one fixed shaft 21 which is located on the central axis of the side wall.
  • the number of fixed shafts 21 may be plural, the number of which should be an even number, and the even number of fixed shafts 21 of each side wall should be symmetrical about the central axis of the side wall.
  • the fixed shaft 21 may be integrally formed with the housing of the image generating module 20, or may be assembled separately, and is not limited herein.
  • the chute 31 is disposed obliquely relative to the image generation module 20.
  • the tilting arrangement can cause the sliding slot 31 to apply force to the fixed shaft 21 to drive the image generating module 20 to move.
  • the orientation of the adjustment assembly 30 is perpendicular to the direction of movement of the image generation module 20, that is, when the adjustment assembly 30 is moved perpendicular to the central axis of the image generation module 20, the image can be driven.
  • the generating module 20 is moved in the direction of the central axis.
  • the lens module 10 includes a lens barrel and a lens assembly.
  • the lens assembly includes one or more lenses.
  • the lens barrel usually has an entrance port and an exit port.
  • the entrance port faces the side of the image generating module 20.
  • the light entering the entrance port passes through the lens assembly and is refracted and reflected, and finally is emitted from the exit port.
  • the image generating device 20 includes a display such as an LED display or an OLED display, and the display is disposed on the entrance port.
  • the light of the image displayed by the display enters the entrance port and is projected by the lens group in a predetermined direction, and the light emitted from the exit port enters the human eye, and the human eye will be able to see the enlarged virtual image of the image displayed by the display.
  • the display device 100 further includes a fixing plate 40 that is fixedly coupled to the lens module 10 .
  • the fixing plate 40 and the lens module 10 can be fixedly connected by screws, buckles, etc., of course, can also be bonded or the like, and is not limited herein. Specifically, the fixing plate 40 is fixedly coupled to the lens barrel. It can be understood that the user views the image through the lens module 10. Therefore, the relative movement between the lens module 10 and the image generation module 20 is that the lens module 10 is fixed, and the image generation module 20 moves.
  • the two side walls of the lens barrel are further provided with a bump 11
  • the bump 11 is provided with a slide rail 12 .
  • the adjustment assembly 30 further includes a movable portion 32 that covers the image generation module 20, and the movable portion 32 includes a top wall and two side walls extending in a vertical direction from both sides of the top wall.
  • the chute 31 is formed on both side walls of the movable portion 32.
  • the two side walls of the movable portion 32 are further formed with ribs 33, and the ribs 33 are engaged with the slide rails 12.
  • the sliding slot 31 is engaged with the fixed shaft 21, and the fixed shaft 21 is located at two sidewalls of the image generating module 20. Correspondingly, the sliding slot 31 is located at both sidewalls of the movable portion 32.
  • the force applied to the adjustment assembly 30 is to apply force to the movable portion 32. After the force is applied, the movable portion 32 can move in a direction perpendicular to the central axis of the image generation module 20, and the fixed shaft 21 is biased by the sliding groove 31, and then The image generation module 20 is driven to move.
  • the movable portion 32 is only engaged by the sliding groove 31 and the fixed shaft 21, and deflection may occur during the movement, and the movable portion 32 itself may be rotated, which is disadvantageous for adjustment. Therefore, the engagement of the rib 33 with the slide rail 12 can serve as a limit, so that the movement of the movable portion 32 is stabilized without deflection, and the movable portion 32 is restricted from being movable only in a predetermined direction. In operation, the movable portion 32 drives the rib 33, and the rib 33 moves in a predetermined direction under the restriction of the slide rail 12.
  • the fixing plate 40 forms a limiting member 41 that is perpendicular to the optical axis direction of the lens module 10.
  • the top wall of the movable portion 32 starts to have a through hole 34, and the limiting member 41 passes through the through hole 34.
  • the engagement of the stopper 41 with the through hole 34 can also increase the stability of the movable portion 32 during the movement.
  • the limiting member 41 can have a height that is comparable to the stroke of the movable portion 32.
  • the fixing plate 40 is fixedly connected to the lens module 10, the lens module 10 is movably connected to the image generating module 20, and the adjusting component 30 is movably disposed above the fixing plate 40, and can drive the image generating module 20 to move, the lens module 10 and the image generation module 20 is located below the fixed plate 40, or The node assembly 30 and the image generation module 20 are respectively located on both sides of the fixed plate 40.
  • the upper surface of the fixed plate 40 can be flush.
  • the fixing plate 40 may be formed in a stepped shape, wherein the thickness of the fixing plate 40 may be reduced from the side of the lens module 10 toward the side of the image generating module 20 on the basis of ensuring the strength.
  • the smaller thickness side forms a limiting member 41, and the movable portion 32 is covered on the fixing plate 40 through the through hole 34 and the limiting member 41, thereby reducing the overall height of the image generating module 20 side, so that the electronic device 1000 The whole is lighter and thinner.
  • the movable portion 32 further includes a rotating shaft 35.
  • the adjusting assembly 30 further includes a knob 36, and the knob 36 is screwed to the rotating shaft 35. In this way, turning the knob 36 will drive the movable portion 32 to move, thereby driving the image generating module 20 to move.
  • the biasing area of the knob 36 is larger than the end of the rotating shaft 35, which is convenient for the user to operate.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

L'invention concerne un appareil d'affichage (100) et un appareil électronique (1000), l'appareil d'affichage (100) comprenant un module de lentille (10), un module de génération d'image (20) et un ensemble de réglage (30). Le module de génération d'image (20) et le module de lentille (10) sont agencés de manière opposée et reliés de façon mobile, et un arbre fixe (21) est agencé sur le module de génération d'image (20). L'ensemble de réglage (30) comprend une rainure de coulissement (31) adaptée à l'arbre fixe (21), et l'ensemble de réglage (30) est entraîné pour permettre à l'arbre fixe (21) de se déplacer à l'intérieur de la rainure de coulissement (31) de façon à régler la distance entre le module de génération d'image (20) et le module de lentille (10).
PCT/CN2017/105849 2017-10-12 2017-10-12 Appareil d'affichage et appareil électronique WO2019071520A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2017/105849 WO2019071520A1 (fr) 2017-10-12 2017-10-12 Appareil d'affichage et appareil électronique
CN201780092184.0A CN110753873A (zh) 2017-10-12 2017-10-12 显示装置和电子装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/105849 WO2019071520A1 (fr) 2017-10-12 2017-10-12 Appareil d'affichage et appareil électronique

Publications (1)

Publication Number Publication Date
WO2019071520A1 true WO2019071520A1 (fr) 2019-04-18

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PCT/CN2017/105849 WO2019071520A1 (fr) 2017-10-12 2017-10-12 Appareil d'affichage et appareil électronique

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CN (1) CN110753873A (fr)
WO (1) WO2019071520A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201340485Y (zh) * 2009-01-15 2009-11-04 方正科技集团苏州制造有限公司 一种可调式头戴显示器
CN202018539U (zh) * 2011-02-11 2011-10-26 深圳市亿思达显示科技有限公司 一种具有屈光度调节机构的虚拟屏幕显示装置
CN104570355A (zh) * 2015-01-19 2015-04-29 青岛歌尔声学科技有限公司 可调式头戴显示器
CN104965382A (zh) * 2015-05-26 2015-10-07 青岛歌尔声学科技有限公司 一种微投影模组和显示设备
KR20170031978A (ko) * 2015-09-14 2017-03-22 엘지전자 주식회사 헤드 마운트 디스플레이
US20170212361A1 (en) * 2016-01-25 2017-07-27 Terrence A. Staton Optimal Focusing Design for High Field of View Head Mount Displays

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201210193Y (zh) * 2008-06-12 2009-03-18 亚洲光学股份有限公司 镜头变焦连动机构
CN106094209B (zh) * 2016-08-03 2018-10-19 深圳酷酷科技有限公司 光学模组及头戴式显示设备

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201340485Y (zh) * 2009-01-15 2009-11-04 方正科技集团苏州制造有限公司 一种可调式头戴显示器
CN202018539U (zh) * 2011-02-11 2011-10-26 深圳市亿思达显示科技有限公司 一种具有屈光度调节机构的虚拟屏幕显示装置
CN104570355A (zh) * 2015-01-19 2015-04-29 青岛歌尔声学科技有限公司 可调式头戴显示器
CN104965382A (zh) * 2015-05-26 2015-10-07 青岛歌尔声学科技有限公司 一种微投影模组和显示设备
KR20170031978A (ko) * 2015-09-14 2017-03-22 엘지전자 주식회사 헤드 마운트 디스플레이
US20170212361A1 (en) * 2016-01-25 2017-07-27 Terrence A. Staton Optimal Focusing Design for High Field of View Head Mount Displays

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