WO2021135341A1 - Dispositif d'affichage - Google Patents

Dispositif d'affichage Download PDF

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Publication number
WO2021135341A1
WO2021135341A1 PCT/CN2020/113278 CN2020113278W WO2021135341A1 WO 2021135341 A1 WO2021135341 A1 WO 2021135341A1 CN 2020113278 W CN2020113278 W CN 2020113278W WO 2021135341 A1 WO2021135341 A1 WO 2021135341A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate
middle frame
display device
connecting plate
back plate
Prior art date
Application number
PCT/CN2020/113278
Other languages
English (en)
Chinese (zh)
Inventor
黄晓程
刘建国
曾震华
蔡少军
Original Assignee
惠州视维新技术有限公司
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 惠州视维新技术有限公司 filed Critical 惠州视维新技术有限公司
Publication of WO2021135341A1 publication Critical patent/WO2021135341A1/fr

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • 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

Definitions

  • the present disclosure relates to the technical field of display devices, and in particular to a display device.
  • a borderless display device refers to a display device with an extremely narrow screen frame, and adopts a design that integrates the display screen and the frame.
  • the borderless display device is more beautiful in design, and to a certain extent, it brings a wider viewing area to the user, but the cost is higher.
  • the display device with a frame due to the lower cost of the LCD screen, has a slight advantage over the display device without a frame in cost.
  • the structure of the display device is complex, there are many parts during assembly, and there are problems of slow assembly speed and low efficiency.
  • the present disclosure provides a display device, which aims to solve the problems of complicated structure of the current display device, many parts during assembly, and slow assembly speed and low efficiency.
  • a display device includes:
  • a middle frame structure the middle frame structure supporting the display panel
  • the back plate structure includes a back plate main body and a back plate connecting plate, one end of the back plate connecting plate is connected to the back plate main body, and the other end is bent and extended to form a supporting surface, and the supporting surface is connected to the middle frame structure Abut.
  • the middle frame structure includes a middle frame body, and a middle frame side plate provided on the outer end side of the middle frame body, the middle frame body abuts against the supporting surface, and the middle frame The side plate corresponds to the side surface of the back plate connecting plate.
  • the display device includes an optical module disposed between the backplane structure and the middle frame structure, the middle frame body has a middle frame protrusion extending toward the backplane body, and the middle frame protrusion Abut against the optical module.
  • both ends of the middle frame side plate respectively protrude from both sides of the middle frame main body, and respectively form a panel limit side plate and a module limit side plate, and the panel limit side plate It is blocked on the outside of the edge of the display panel, and the module limiting side plate is blocked on the outside of the edge of the optical module.
  • the optical module includes an optical film and a diffuser plate that are connected to each other, the optical film abuts against the middle frame, and the diffuser plate is connected to the back plate connecting plate.
  • the middle frame structure is configured as a frame-shaped structure with gaps
  • the display device further includes a plastic frame connected to the notch position of the middle frame structure, one side of the plastic frame is connected with the display panel, and the other side is connected with the optical module.
  • the middle frame body is provided with a first connecting hole
  • the supporting surface is correspondingly provided with a second connecting hole
  • the middle frame body and the back plate connecting plate pass through the first connecting hole.
  • a connecting hole is connected with the screw connection of the second connecting hole.
  • the display device includes an outer frame structure surrounding the middle frame structure and the peripheral side of the display panel, and the outer frame structure is connected to the backplane main body.
  • the outer frame structure includes a ring-shaped outer frame body, an outer frame groove is formed on the inner side of the outer frame body, and the middle frame side plate, the display panel, and the back plate connecting plate The edges all extend into the groove of the outer frame;
  • the backplane connection plate is provided with process holes, the process holes are arranged along the edge of the backplane connection plate; the backplane connection plate is provided with a third connection hole adjacent to the process hole, and the outer frame
  • the main body is correspondingly provided with a fourth connecting hole that is matched with the third connecting hole, and the outer frame main body and the back plate connecting plate pass through a second screw passing through the third connecting hole and the fourth connecting hole. Connector connection.
  • the backplane structure further includes a diaphragm hook detachably provided on the backplane connecting plate, and the diaphragm hook is configured to be hooked to the optical diaphragm.
  • the back plate connecting plate is an L-shaped bent plate, and the end of the L-shaped bent plate abuts the middle frame side plate.
  • the backplane connecting plate is a U-shaped bent plate, and the edge of the optical module extends into a groove formed by the U-shaped bent plate.
  • the U-shaped bent plate includes a first horizontal connecting plate section, a vertical connecting plate section, and a second horizontal connecting plate section; the first horizontal connecting plate section and the vertical connecting plate section Surrounding the second horizontal connecting plate section to form an accommodating groove, the accommodating groove is arranged to accommodate the edge of the optical module.
  • the U-shaped bent plate includes a first horizontal connecting plate section, a vertical connecting plate section, and a plurality of second horizontal connecting plate sections; between the plurality of second horizontal connecting plate sections are formed Connection gap; the diaphragm hook is a diaphragm hook that is detachably arranged at the connection gap, and the top side of the optical diaphragm is provided with diaphragm hanging ears corresponding to the diaphragm hook.
  • a positioning boss is provided on the backplane connecting plate, and a positioning hole corresponding to the positioning boss is provided on the middle frame body.
  • a backplane body and a backplane connecting plate are arranged on the backplane structure, one end of the backplane connecting plate is connected to the backboard body, and the other end is bent and extended to form a supporting surface. Abutting with the middle frame structure to simplify the structure of the display device and effectively improve assembly efficiency.
  • FIG. 1 is a schematic diagram of an exploded structure of a display device according to an embodiment of the disclosure
  • FIG. 2 is a schematic diagram of a three-dimensional structure of a backplane structure of a display device according to an embodiment of the disclosure
  • FIG. 3 is a schematic diagram of a partially enlarged structure of part A of FIG. 2;
  • Fig. 4 is a partial enlarged schematic diagram of the part B of Fig. 2;
  • FIG. 5 is a schematic partial cross-sectional structure diagram of the display device (where the middle frame structure and the back plate structure are connected) according to an embodiment of the disclosure;
  • FIG. 6 is a schematic partial cross-sectional view of the display device (where the backplane structure and the outer frame structure are connected) according to an embodiment of the disclosure
  • the directional indication is only used to explain that it is in a specific posture ( As shown in the figure), if the relative positional relationship and movement conditions of the components underneath, if the specific posture changes, the directional indication will also change accordingly.
  • the present disclosure proposes a display device including a backplane structure 100, a middle frame structure 300, and a display panel 400.
  • the display panel 400 is fixed on the top surface of the middle frame structure 300, that is, the middle frame structure 300 can support and fix the display panel 400.
  • the backplane structure 100 can be connected and fixed with the middle frame structure 300.
  • the backplane structure 100 may include a backplane main body 110 and a backplane connection plate 120.
  • One end of the back plate connecting plate 120 is connected to the back plate main body 110, and the other end extends along the bending to form a supporting surface 126, and the supporting surface 126 abuts against the middle frame structure 300.
  • the middle frame structure 300 can be supported by the supporting surface 126 on the back plate connecting plate 120 provided on the back plate structure 100, and the back plate structure 100 and the middle frame structure 300 can be fixed together.
  • the above-mentioned backplane main body 110 and the backplane connection plate 120 can be integrated, that is, the backplane connection plate 120 is a part of the backplane main body 110.
  • the backplane main body 110 and the backplane connection plate 120 are integrally formed.
  • the plate connecting plate 120 abuts the middle frame structure 300, which reduces unnecessary assembly components and improves assembly efficiency; the two can also be arranged separately, that is, the two can be connected together in a detachable manner.
  • the display panel 400 can be supported and fixed by the middle frame structure 300, and the middle frame structure 300 and the back plate connection plate 120 of the back plate structure 100 can be simplified assembling structure, which improves the assembly efficiency.
  • the above-mentioned display device may further include an optical module 200 disposed on the backplane structure 100, and the middle frame structure 300 abuts on the top of the optical module 200.
  • the above-mentioned display device may further include an outer frame structure 500 that is detachably connected to the backplane structure 100 and surrounds the middle frame structure 300 and the display panel 400. In this way, the optical module 200 can be installed between the backplane structure 100 and the middle frame structure 300, the display panel 400 abuts against the middle frame structure 300, and the middle frame structure 300 supports the display panel 400 to realize the positioning support of the display panel 400.
  • the display panel 400 and the optical module 200 can be fixed by the middle frame structure 300 and the back plate structure 100, and the outer frame structure 500 can protect the optical module 200 and the display panel 400 from the outside.
  • the setting of the outer frame structure 500 can be determined according to needs, and the present disclosure does not specifically limit it.
  • the display panel can be a liquid crystal panel.
  • the above-mentioned middle frame structure 300 may include a middle frame body 310 provided on the peripheral edge of the optical module 200, and the middle frame body 310 may be plate-shaped and protrude from the middle frame.
  • the middle frame side plate 320 at the outer end of the main body 310, the top surface of the middle frame body 310 is connected to the display panel 400, the middle frame body 310 is in contact with the optical module 200, and the middle frame side plate 320 is connected to the back plate connecting plate 120.
  • the optical module 200 can be clamped by using the back plate connecting plate 120 on the peripheral side of the back plate main body 110 and the middle frame main body 310 of the middle frame structure 300.
  • the above-mentioned optical module 200 may include a diffuser plate 210 and an optical film 220 that are stacked and connected, wherein the diffuser plate 210 may be disposed on the back plate main body of the back plate structure 100 110, and the optical film 220 abuts on the middle frame protrusion 330 of the middle frame structure 300.
  • the above-mentioned backplane structure 100 further includes a diaphragm hook 102 detachably provided on the backplane connecting plate 120, and the diaphragm hook 102 can be hooked with the optical diaphragm 220. That is, the optical film 220 is hung on the backplane connection plate 120 through the film hook 102 to further fix the optical film 220 and the optical module 200.
  • an externally closed accommodating groove is formed between the middle frame body 310 and the back plate body 110, so that the peripheral edge of the optical module 200 can be placed in the accommodating groove. Center for positioning and limit.
  • the above-mentioned back plate connecting plate 120 may be bent into an L-shaped bent plate, and the end of the L-shaped bent plate may abut against the middle frame side plate 320.
  • the peripheral edge of the back plate main body 110 can be bent and extended in a direction close to the middle frame main body 110 to form an L-shaped bent plate having an angle with the edge of the back plate main body 110.
  • the bent sides of the middle frame side plate 320 and the L-shaped bent plate (that is, the above-mentioned supporting surface 126) are bolted through the first screw connection 700, and are surrounded by the back plate connecting plate and the middle frame body 310.
  • the accommodating groove on the peripheral edge of the optical module 200 is accommodated.
  • the backplane connecting plate 120 is a U-shaped bent plate, and the edge of the optical module 200 extends into the groove formed by the U-shaped bent plate.
  • the end of the curved plate is detachably connected to the middle frame side plate 320 or the middle frame main body 310. That is to say, the bent connecting plate first extends from the peripheral side edge of the back plate main body 110 in a direction away from the back plate main body 110 to form the first horizontal connecting plate section 121, and then bends and extends in the direction close to the middle frame main body 310 to form a horizontal connection.
  • the plate segments form an angled vertical connecting plate section 122, and then bend and extend in a direction close to the back plate main body 110 to form a second horizontal connecting plate section (that is, the supporting surface 126) forming an angle with the vertical connecting plate section.
  • the second horizontal connecting plate section 122 can be detachably connected with the middle frame main body 310, and the first horizontal connecting plate section 121, the vertical connecting plate section 122, and the second horizontal connecting plate section can be enclosed to form an accommodating optical fiber.
  • the accommodating groove ie, groove
  • the above-mentioned second horizontal connecting plate sections may be arranged discontinuously on the vertical connecting plate sections, so that a plurality of second horizontal connecting plate sections can be formed on the vertical connecting plate sections.
  • a connection gap (ie, a sinking groove) may be formed between two adjacent second horizontal connecting plate sections, and the above-mentioned diaphragm hook 102 may include a detachable
  • the diaphragm hook at the connection gap is protruding from the edge of the optical diaphragm 220 on the diaphragm hanging ear, and the diaphragm hook can be hung on the diaphragm hanging ear to fix the optical diaphragm 220.
  • the middle frame main body 310 is provided with a first connecting hole
  • the supporting surface 126 at the end of the back plate connecting plate 120 is correspondingly provided with a second connecting hole.
  • the middle frame main body 310 and the back plate connecting plate 120 pass through
  • the first screw connection 700 connecting the first connecting hole and the second connecting hole can detachably connect the middle frame structure 300 and the back plate structure 100 together.
  • the above-mentioned outer frame structure 500 may include an outer frame body set in a ring frame shape.
  • a third connecting hole 124 is provided on the backplane main body or on the first horizontal connecting plate section 121 of the backplane connecting plate 120, and a third connecting hole 124 is provided on the outer frame structure correspondingly.
  • the connecting hole 124 corresponds to the mating fourth connecting hole, and the outer frame main body and the back plate main body 110 (or the back plate connecting plate) are connected by a second screw connection 800 that penetrates the third connecting hole 124 and the fourth connecting hole.
  • a process hole 122 communicating with the outside is partially opened in the vertical connecting plate section.
  • the process hole 122 can be arranged along the edge of the back plate connecting plate 120, so that the third connecting hole and the second screw connection
  • the member 800 can be arranged as close to the outside as possible to meet the expansion gap requirement of the inner optical module 200, so that the second screw connection member 800 does not interfere with the optical module 200.
  • the process holes 122 can be changed and cancelled on the mold, that is, the backplane structure 100 with process holes 122 can be produced through the selection of the mold, or the backplane structure 100 without process holes 122 can be produced, and the structure is improved to increase the mold Versatility.
  • the above-mentioned outer frame structure 500 may include an outer frame body set in a ring frame shape, an outer frame groove is opened on the inner side of the outer frame body, the middle frame side plate 320, the edge of the back plate connecting plate 120, and the display panel
  • the edges of 400 can extend into the groove of the outer frame.
  • the ring-shaped outer frame body can limit the middle frame side plate 320, the back plate connecting plate 120 and the display panel 400 from the peripheral side, so as to limit and fix the back plate structure 100, the middle frame structure 300 and the display panel 400.
  • the above-mentioned middle frame structure 300 may be configured as a frame-like structure with a notch, and the above-mentioned display device may further include a plastic frame 340 connected to the position of the notch of the middle frame structure 300. That is, the middle frame structure 300 can be configured as a notched ring shape, so that it can be easily installed on the peripheral side of the optical module 200 and the display panel 400. Moreover, the plastic frame 340 provided at the notch position of the middle frame structure 300 can limit and support the display panel 400 and the optical module 200.
  • both the outer frame main body and the back plate connecting plate 120 can be configured as a gap ring shape to correspond to the gap ring-shaped middle frame structure 300, and the rubber frame 340 is set at the gap position of these structures for closed connection.
  • the above-mentioned display device can be a square shape, and correspondingly, the middle frame structure 300, the back plate structure 100, the optical module 200, the display panel 400 and other structures can also be square.
  • the aforementioned middle frame structure 300, the outer frame body, and the back plate connecting plate 120 can all be U-shaped structures, and the aforementioned plastic frame 340 is connected to the notch position of the U-shaped structure.
  • the above-mentioned middle frame structure 300 may include multiple sections of middle frame rods spliced in sequence, which is convenient for disassembly and transportation according to requirements.
  • the gap ring-shaped middle frame structure 300 can be set as a split structure.
  • the frame rod bodies are respectively mounted on the back plate structure 100.
  • the three edges of the diffuser 210 of the optical module 200 can be inserted into the U-shaped structure of the back plate connection plate 120, and overlapped on the back plate main body 110 or the back plate connection plate 120 on.
  • the top side of the optical diaphragm 220 is provided with diaphragm hanging ears, which are hung on the diaphragm hooks of the back plate connecting plate 120.
  • the left and right sides of the optical diaphragm 220 (the diaphragm hanging ears may not be provided) are also inserted into the U The backplane of the shaped structure is connected to the board 120.
  • middle frame protrusion 330 and the middle frame side plates 320 can be clamped on both sides of the back plate connecting plate 120 of the U-shaped structure, which can restrict the middle frame structure 300 from moving left and right.
  • positioning bosses can be designed on the back plate connecting plate 120 of the U-shaped structure of the back plate structure 100, and positioning holes corresponding to the positioning bosses can be provided on the middle frame main body 310 of the middle frame structure 300 for positioning.
  • a sink groove can be designed on the surface of the middle frame body 310.
  • the rubber strip 600 is attached to the surface of the middle frame body 310, and then the display panel 400 Assemble on the rubber strip 600, and finally push the U-shaped outer frame structure 500 sideways to assemble it on the display module.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)

Abstract

L'invention concerne un dispositif d'affichage, comprenant un écran d'affichage (400), une structure de cadre intermédiaire (300), et une structure de plaque arrière (100), la structure de cadre intermédiaire (300) supportant l'écran d'affichage (400) ; la structure de plaque arrière (100) comprend un corps principal de plaque arrière (110) et une plaque de liaison de plaque arrière (120) ; et une extrémité de la plaque de liaison de plaque arrière (120) est reliée au corps principal de plaque arrière (110), l'autre extrémité de la plaque de liaison de plaque arrière est courbée et s'étend pour former une surface de support (126), et la surface de support (126) vient en butée contre la structure de cadre intermédiaire (300).
PCT/CN2020/113278 2019-12-31 2020-09-03 Dispositif d'affichage WO2021135341A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201922501651.XU CN210722202U (zh) 2019-12-31 2019-12-31 显示装置
CN201922501651.X 2019-12-31

Publications (1)

Publication Number Publication Date
WO2021135341A1 true WO2021135341A1 (fr) 2021-07-08

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Application Number Title Priority Date Filing Date
PCT/CN2020/113278 WO2021135341A1 (fr) 2019-12-31 2020-09-03 Dispositif d'affichage

Country Status (2)

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CN (1) CN210722202U (fr)
WO (1) WO2021135341A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113596365A (zh) * 2021-07-29 2021-11-02 珠海市金品创业共享平台科技有限公司 一种用于tv移动定位结构
CN113741094A (zh) * 2021-08-25 2021-12-03 惠州视维新技术有限公司 显示装置
CN115951516A (zh) * 2022-12-08 2023-04-11 业成科技（成都）有限公司 背光模组及显示装置

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN210722202U (zh) * 2019-12-31 2020-06-09 惠州视维新技术有限公司 显示装置
CN113947995B (zh) * 2020-07-17 2023-08-15 海信视像科技股份有限公司 一种显示装置
CN111816061A (zh) * 2020-07-23 2020-10-23 海信视像科技股份有限公司 一种显示装置
CN113299189A (zh) * 2021-05-14 2021-08-24 江苏毅昌科技有限公司 一种无边框模组及显示装置
CN115413154A (zh) * 2021-05-28 2022-11-29 华为技术有限公司 电子设备及电子设备的组装方法
CN116055661A (zh) * 2023-02-20 2023-05-02 深圳康佳电子科技有限公司 一种液晶电视

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CN208903035U (zh) * 2018-10-17 2019-05-24 合肥惠科金扬科技有限公司 一种显示装置
CN210722202U (zh) * 2019-12-31 2020-06-09 惠州视维新技术有限公司 显示装置

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JPH11143383A (ja) * 1997-11-05 1999-05-28 Hitachi Ltd 液晶表示装置
CN101667373A (zh) * 2009-09-28 2010-03-10 友达光电(厦门)有限公司 显示装置
CN103327771A (zh) * 2013-01-25 2013-09-25 友达光电股份有限公司 显示装置及其背光模块
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113596365A (zh) * 2021-07-29 2021-11-02 珠海市金品创业共享平台科技有限公司 一种用于tv移动定位结构
CN113741094A (zh) * 2021-08-25 2021-12-03 惠州视维新技术有限公司 显示装置
CN113741094B (zh) * 2021-08-25 2024-01-19 惠州视维新技术有限公司 显示装置
CN115951516A (zh) * 2022-12-08 2023-04-11 业成科技（成都）有限公司 背光模组及显示装置

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