WO2014029122A1 - 无边框液晶显示装置 - Google Patents

无边框液晶显示装置 Download PDF

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Publication number
WO2014029122A1
WO2014029122A1 PCT/CN2012/080739 CN2012080739W WO2014029122A1 WO 2014029122 A1 WO2014029122 A1 WO 2014029122A1 CN 2012080739 W CN2012080739 W CN 2012080739W WO 2014029122 A1 WO2014029122 A1 WO 2014029122A1
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WO
WIPO (PCT)
Prior art keywords
liquid crystal
crystal display
plastic frame
substrate
panel
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Application number
PCT/CN2012/080739
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English (en)
French (fr)
Inventor
俞刚
杨流洋
贾沛
Original Assignee
深圳市华星光电技术有限公司
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Application filed by 深圳市华星光电技术有限公司 filed Critical 深圳市华星光电技术有限公司
Priority to US13/642,470 priority Critical patent/US9110321B2/en
Publication of WO2014029122A1 publication Critical patent/WO2014029122A1/zh

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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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • G02F1/13332—Front frames

Definitions

  • the present invention relates to a display device, and more particularly to a frameless liquid crystal display device. Background technique
  • Liquid crystal display has many advantages such as thin body, power saving, and no radiation, and has been widely used.
  • Most of the liquid crystal display devices on the market are backlight type liquid crystal display devices, which include a liquid crystal display panel and a backlight module.
  • the working principle of the liquid crystal display panel is to place liquid crystal molecules in two parallel glass substrates, control the liquid crystal molecules to change direction by energizing or not the glass substrate, and refract the light of the backlight module to produce a picture.
  • the liquid crystal display device generally includes a rear case, a front case disposed in cooperation with the rear case, a backlight module disposed in the rear case, a plastic frame disposed on the backlight module, and a liquid crystal display panel disposed on the plastic frame.
  • the plastic frame is used to carry the liquid crystal display panel
  • the front case is used to fix the liquid crystal display panel.
  • the liquid crystal display panel includes a color filter substrate (CF, Color Filter), a thin film transistor substrate (TFT, Thin Film Transistor), a liquid crystal (LC, liquid crystal) sandwiched between the color filter substrate and the thin film transistor substrate, and a sealant frame. ( Sealant), a gap position is formed at an edge of the CF substrate and the TFT substrate for electrically connecting an external device, thereby driving the liquid crystal display panel.
  • CF color Filter
  • TFT Thin Film Transistor
  • LC liquid crystal
  • the liquid crystal display device gradually becomes narrower and framed, and further develops toward the frameless direction, and the fixing mode of the liquid crystal display panel of the frameless liquid crystal display device has become a major issue today.
  • FIG. 1 is a schematic structural diagram of a conventional frameless liquid crystal display device, including: a rear case 100, a backlight module 300 disposed in the rear case, and a backlight module and fixedly connected to the rear case 100.
  • the plastic frame 500 and the liquid crystal display panel 700 disposed on the plastic frame 500, the liquid crystal display panel and the plastic frame 500 are bonded together by the double-sided tape 900, and pass through the surface finishing material 110 to the TFT of the liquid crystal display panel 700 (Thin Film)
  • the liquid crystal display panel 700 is further fixed at a gap position 724 formed between the substrate 702 and the CF (Color Filter) substrate 704, thereby realizing the fixing of the liquid crystal display panel of the frameless liquid crystal display device.
  • the adhesive of the double-sided tape 900 is required to be sufficiently strong.
  • this causes the double-sided tape 900 to be removed when the liquid crystal display panel 700 is removed. It is difficult to remove, which may damage the liquid crystal display panel 700, causing huge losses, thereby increasing maintenance costs.
  • the present invention provides a frameless liquid crystal display device, including: a back cover, a backlight module disposed in the rear case, a plastic frame disposed on the backlight module and fixedly connected to the rear case, and being disposed on the glue a liquid crystal display panel on the frame, the liquid crystal display panel includes a CF substrate and a TFT substrate disposed on the CF substrate, and the first and the second sides are respectively formed between the edge positions of the CF substrate and the TFT substrate corresponding to the TFT frame a second step position, wherein the rubber frame is provided with a latching portion corresponding to the second step, the second gap position is received and engaged in the engaging portion, and a decorative material is pressed against the first gap The position is fixed on the plastic frame, and the liquid crystal display panel is assembled on the plastic frame.
  • the plastic frame is connected to the rear case by a screw lock.
  • the finishing material is connected to the plastic frame by a screw lock.
  • a cushion is disposed between the liquid crystal display panel and the plastic frame.
  • the upper surface of the finishing material, the upper surface of the CF substrate, and the upper surface of the frame engaging portion are located in the same plane.
  • a buffer structure is disposed between the surface finishing material and the liquid crystal display panel.
  • the liquid crystal display panel further includes a liquid crystal disposed between the CF substrate and the TFT substrate, and an upper polarizer and a lower polarizer respectively bonded to the CF substrate and the TFT substrate.
  • the backlight module includes a backplane, a backlight disposed in the backplane, and a reflective backplane disposed in the backplane, including a bottom panel and a side panel connected to the bottom panel, wherein the backlight is mounted on the side panel.
  • the reflective sheet is disposed on the bottom plate.
  • a heat sink is further disposed between the backlight and the side plate of the back plate, and the backlight is attached to the heat sink by a heat-dissipating adhesive, and the heat-dissipating film is attached to the back plate of the back plate by a heat-dissipating glue, and further Fix the backlight to the back panel side panel.
  • the present invention also provides a frameless liquid crystal display device, comprising: a back cover, a backlight module disposed in the rear case, a plastic frame disposed on the backlight module and fixedly connected to the rear case, and a liquid crystal disposed on the plastic frame a display panel
  • the liquid crystal display panel includes a CF substrate and a TFT substrate disposed on the CF substrate
  • first and second gap positions are respectively formed between edge positions of the CF substrate and the TFT substrate corresponding to the two sides of the plastic frame
  • the plastic frame is provided with a "" joint portion corresponding to the second gap position, the first The second gap position is accommodated and engaged in the engaging portion, and a decorative material is pressed against the first gap position, and is fixed on the plastic frame, thereby assembling the liquid crystal display panel on the plastic frame;
  • the plastic frame is connected to the rear case by a screw lock
  • finishing material is connected to the plastic frame by screwing
  • a buffer pad is disposed between the liquid crystal display panel and the plastic frame;
  • the upper surface of the surface finishing material, the upper surface of the CF substrate, and the upper surface of the plastic frame engaging portion are located in the same plane;
  • a buffer structure is disposed between the surface finishing material and the liquid crystal display panel;
  • the liquid crystal display panel further includes a liquid crystal disposed between the CF substrate and the TFT substrate, and an upper polarizer and a lower polarizer respectively attached to the CF substrate and the TFT substrate;
  • the backlight module includes a backplane, a backlight disposed in the backplane, and a backplane.
  • the backplane includes a bottom plate and a side plate connected to the bottom plate, and a backlight is mounted on the side plate, and the reflective sheet is disposed on the bottom plate;
  • a heat sink is further disposed between the backlight and the side plate of the backboard, and the backlight is attached to the heat sink by a heat-dissipating adhesive.
  • the heat sink is fixed to the back panel by a heat-dissipating adhesive or a screw lock. Then, the backlight is further fixed to the backboard side panel.
  • the present invention provides a frameless liquid crystal display device which is provided with a locking portion on a plastic frame to form a gap with the engaging portion on the liquid crystal display panel, thereby detachably mounting the liquid crystal display panel.
  • the liquid crystal display panel of the borderless liquid crystal display device is fixed, and the structure is simple, and the installation is convenient.
  • the disassembly is convenient, and the maintenance cost is effectively reduced.
  • FIG. 1 is a schematic structural view of a conventional frameless liquid crystal display device
  • FIG. 2 is a schematic structural view of a frameless liquid crystal display device of the present invention.
  • FIG. 3 is a perspective view of the liquid crystal display panel of FIG. 2.
  • the present invention provides a frameless liquid crystal display device, including: a rear case 2, a backlight module 4 disposed in the rear case, and a glue disposed on the backlight module 4 and fixedly connected to the back case
  • the frame 6 and the liquid crystal display panel 8 are disposed on the plastic frame 6.
  • the plastic frame 6 is fixedly connected to the rear case 2 by screwing.
  • the liquid crystal display panel 8 includes a CF substrate 82 and a TFT substrate 84 disposed on the CF substrate 82.
  • the CF substrate 82 and the TFT substrate 84 are respectively formed with first and second edges on opposite sides of the plastic frame. Break positions 824, 842.
  • the plastic frame 6 is disposed in the second gap position 842, and the second gap position 842 is received and engaged in the engaging portion 62, thereby bringing the liquid crystal display panel 8 closer to the first
  • the second break position 842 is fixed on the plastic frame 6.
  • the one side trimming material 9 is press-fitted to the first stepping position 824, and is fixed to the plastic frame 6 by screwing, and then the liquid crystal display panel 8 is fixed to the plastic frame near the first breaking position 824 end. Further, the liquid crystal display panel 8 is completely fixed to the plastic frame 6, and the plastic frame 6 is fixed to the rear case 2 by screws, thereby assembling a complete frameless liquid crystal display device.
  • the upper surface 92 of the finishing material 9, the upper surface 822 of the CF substrate 82, and the upper surface 622 of the frame 6 of the frame 6 are located in the same plane, thereby making the liquid crystal display device have good ornamental properties.
  • a cushion 68 is disposed between the liquid crystal display panel 8 and the plastic frame 6, and a buffer structure 98 is disposed between the surface material 9 and the liquid crystal display panel 8.
  • the cushion 68 can be integrally formed with the buffer structure 98, preferably a "T" type cross-section cushion, which protects the end faces of the liquid crystal display panel 8 while protecting the upper and lower surfaces thereof.
  • the cushion 68 can also be disposed separately from the buffer structure 98, and the specific shape thereof can be differently set according to different needs, and the technical effects of the present invention can be achieved.
  • the second gap position 842 of the liquid crystal display panel 8 is first placed in the engaging portion 62 of the plastic frame 6, and the surface material 9 is placed at the first step position 824 of the liquid crystal display panel 8. Then, the plastic frame 6 is placed on the backlight module 4, and the back plate 42 of the backlight module 4, the plastic frame 6 and the surface decoration material 9 are locked together by screws, and the liquid crystal display panel 8 is fixed to the plastic frame 6 Finally, the rear case 2 is assembled on the plastic frame 6, and is locked with the plastic frame 6 by screws, thereby completing the assembly of the frameless liquid crystal display device.
  • the backlight module 4 includes a back plate 42 , a backlight 44 disposed in the back plate 42 , and a back plate The reflection sheet 46 in the 42, the light guide plate 48 provided on the reflection sheet 46, and the optical film group 49 provided on the light guide plate 48.
  • the backplane 42 includes a bottom plate 422 and a side plate 424 connected to the bottom plate 422.
  • the backlight 44 is mounted on the side plate 424, and the reflective sheet 46 is disposed on the bottom plate 422.
  • a heat sink 442 is further disposed between the backlight 44 and the side plate 424 of the back plate 42.
  • the backlight 44 is attached to the heat sink 442 by a heat dissipating glue (not shown), and the heat sink 442 passes through The heat-dissipating glue is glued or screwed to the side plate 424 of the back plate 42 to fix the backlight 44 to the side plate 424 of the back plate 42.
  • the backlight 44 is a linear light source, preferably an LED light strip, which emits light, a portion directly enters the light guide plate 48 through the light incident surface of the light guide plate 48, and another portion is reflected by the reflective sheet 49 and enters the light guide plate 48.
  • the light plate 48 propagates inside, and total reflection, refraction, and the like occur at the same time, thereby providing a uniform surface light source for the liquid crystal display panel 8.
  • the liquid crystal display panel 8 further includes a liquid crystal (not shown) provided between the CF substrate 82 and the TFT substrate 84, and upper polarizer 86 and lower polarizer 88 bonded to the CF substrate 82 and the TFT substrate 84, respectively.
  • the surface light source provided by the backlight module 4 is polarized by the lower polarizer 88, and then refracted by the liquid crystal molecules, and finally polarized by the upper polarizer 86, and then transmitted through the liquid crystal display panel 8, thereby realizing the screen display.
  • the present invention provides a frameless liquid crystal display device in which a locking portion is formed on a plastic frame to form a gap with the engaging portion on the liquid crystal display panel, and the liquid crystal display panel is detachably mounted on the liquid crystal display panel.
  • the liquid crystal display panel of the borderless liquid crystal display device is fixed, and the structure is simple, and the installation is convenient.
  • the disassembly is convenient, and the maintenance cost is effectively reduced.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)

Abstract

提供一种无边框液晶显示装置，包括：后壳（2）、设于后壳（2）内的背光模组（4）、设于背光模组（4）上且与后壳（2）固定连接的胶框（6）及设于胶框（6）上的液晶显示面板（8），所述液晶显示面板（8）包括CF基板（82）及与CF基板（82）贴合设置的TFT基板（84），在CF基板（82）与TFT基板（84）相对应胶框（6）两侧的边缘位置之间分别形成有第一与第二断差位置（824，842），所述胶框（6）对应该第二断差位置（842）设有一卡合部（62），该第二断差位置（842）容置并卡合于该卡合部（62）内，一面饰材料（9）压合于该第一断差位置（824），并固定于胶框（6）上，进而将液晶显示面板（8）组装于胶框（6）上。无边框液晶显示装置通过在胶框（6）上设置卡合部（62），在液晶显示面板（8）上形成与卡合部（62）配合的断差（824，842），进而将液晶显示面板（8）可拆卸安装于胶框（6）上，实现无边框液晶显示装置液晶显示面板（8）的固定。

Description

无边框液晶显示装置 技术领域
本发明涉及一种显示装置， 尤其涉及一种无边框液晶显示装置。 背景技术
液晶显示装置（LCD, Liquid Crystal Display )具有机身薄、 省电、 无 辐射等众多优点， 得到了广泛的应用。 现有市场上的液晶显示装置大部分 为背光型液晶显示装置， 其包括液晶显示面板及背光模组 （backlight module ) 。 液晶显示面板的工作原理是在两片平行的玻璃基板当中放置液 晶分子， 通过玻璃基板通电与否来控制液晶分子改变方向， 将背光模组的 光线折射出来产生画面。
所述液晶显示装置一般包括： 后壳、 与后壳配合设置的前壳、 设于后 壳内的背光模组、 设于背光模组上的胶框及设于胶框上的液晶显示面板， 其中， 胶框用于承载液晶显示面板， 前壳用于固定液晶显示面板。
所述液晶显示面板包括彩膜基板（CF, Color Filter ) 、 薄膜晶体管基 板（TFT, Thin Film Transistor), 夹于彩膜基板与薄膜晶体管基板之间的液 晶 （LC, Liquid Crystal )及密封胶框 ( Sealant ) , 该 CF基板与 TFT基板 的边缘处形成有一断差位置， 用于电性连接外部设备， 进而驱动液晶显示 面板。
随着液晶显示装置生产技术不断的发展， 液晶显示装置逐步趋向窄边 框化， 进一步向无边框方向发展， 而无边框液晶显示装置的液晶显示面板 的固定方式， 成为当今的一大课题。
请参阅图 1 , 为现有的无边框液晶显示装置的结构示意图， 其包括： 后壳 100、 设于后壳内的背光模组 300、 设于背光模组上并固定连接于后 壳 100的胶框 500及设于胶框 500上的液晶显示面板 700, 其液晶显示面 板与胶框 500通过双面胶 900贴合在一起， 并通过面饰材料 110于液晶显 示面板 700 的 TFT ( Thin Film Transistor, 薄膜晶体管 )基板 702与 CF ( Color Filter, 彩膜）基板 704之间形成的断差位置 724处对液晶显示面 板 700进行进一步固定， 进而实现无边框液晶显示装置的液晶显示面板的 固定。
为了能牢固固定液晶显示面板 700于胶框 500上， 需要其双面胶 900 的粘性足够强， 然而， 这就导致， 液晶显示面板 700拆卸时， 双面胶 900 不易去除， 进而可能损坏液晶显示面板 700, 造成巨大损失， 进而增加了 维修成本。 发明内容
本发明的目的在于提供一种无边框液晶显示装置， 结构筒单， 易组 装， 且能有效降低维修成本。
为实现上述目的， 本发明提供一种无边框液晶显示装置， 包括： 后 壳、 设于后壳内的背光模组、 设于背光模组上且与后壳固定连接的胶框及 设于胶框上的液晶显示面板， 所述液晶显示面板包括 CF基板及与 CF基 板贴合设置的 TFT基板， 在 CF基板与 TFT基板相对应胶框两侧的边缘位 置之间分别形成有第一与第二断差位置， 所述胶框对应该第二断差位置设 有一卡合部， 该第二断差位置容置并卡合于该卡合部内， 一面饰材料压合 于该第一断差位置， 并固定于胶框上， 进而将液晶显示面板组装于胶框 上。
所述胶框通过螺釘锁合连接于后壳上。
所述面饰材料通过螺釘锁合连接于胶框上。
所述液晶显示面板与胶框之间设有緩沖垫。
所述面饰材料的上表面、 CF基板的上表面及胶框卡合部的上表面位 于同一平面内。
所述面饰材料与液晶显示面板之间设有緩沖结构。
所述液晶显示面板还包括设于 CF基板与 TFT基板之间的液晶及分别 贴合于该 CF基板与 TFT基板的上偏光片及下偏光片。
所述背光模组包括背板、 设于背板内的背光源、 设于背板内的反射 所述背板包括底板及连接于底板的侧板， 所述背光源安装于侧板上， 所述反射片设于底板上。
所述背光源与背板侧板之间还设有散热片， 所述背光源通过散热胶贴 合于散热片上， 该散热片通过散热胶贴合或螺釘锁合于背板侧板上， 进而 将背光源固定于背板侧板上。
本发明还提供一种无边框液晶显示装置， 包括： 后壳、 设于后壳内的 背光模组、 设于背光模组上且与后壳固定连接的胶框及设于胶框上的液晶 显示面板， 所述液晶显示面板包括 CF基板及与 CF基板贴合设置的 TFT 基板， 在 CF基板与 TFT基板相对应胶框两侧的边缘位置之间分别形成有 第一与第二断差位置， 所述胶框对应该第二断差位置设有一"" ^合部， 该第 二断差位置容置并卡合于该卡合部内， 一面饰材料压合于该第一断差位 置， 并固定于胶框上， 进而将液晶显示面板组装于胶框上；
其中， 所述胶框通过螺釘锁合连接于后壳上；
其中， 所述面饰材料通过螺釘锁合连接于胶框上；
其中， 所述液晶显示面板与胶框之间设有緩沖垫；
其中， 所述面饰材料的上表面、 CF基板的上表面及胶框卡合部的上 表面位于同一平面内；
其中， 所述面饰材料与液晶显示面板之间设有緩沖结构；
其中， 所述液晶显示面板还包括设于 CF基板与 TFT基板之间的液晶 及分别贴合于该 CF基板与 TFT基板的上偏光片及下偏光片；
其中， 所述背光模组包括背板、 设于背板内的背光源、 设于背板内的
'其中， 所述背板包括底板及连接于底板的侧板 所 背光源安装于侧 板上， 所述反射片设于底板上；
其中， 所述背光源与背板侧板之间还设有散热片， 所述背光源通过散 热胶贴合于散热片上， 该散热片通过散热胶贴合或螺釘锁合固定于背板侧 板上， 进而将背光源固定于背板侧板上。
本发明的有益效果： 本发明提供的无边框液晶显示装置， 其通过在胶 框上设置卡合部， 在液晶显示面板上形成与卡合部配合的断差， 进而将液 晶显示面板可拆卸安装于胶框上， 实现无边框液晶显示装置液晶显示面板 的固定， 其结构筒单， 安装方便， 在需要对液晶显示面板进行维修或更换 时， 方便拆卸， 有效降低维修成本。
为了能更进一步了解本发明的特征以及技术内容， 请参阅以下有关本 发明的详细说明与附图， 然而附图仅提供参考与说明用， 并非用来对本发 明加以限制。 附图说明
下面结合附图， 通过对本发明的具体实施方式详细描述， 将使本发明 的技术方案及其它有益效果显而易见。
附图中，
图 1为现有的无边框液晶显示装置的结构示意图；
图 2为本发明无边框液晶显示装置的结构示意图；
图 3为图 2中液晶显示面板的立体示意图。 具体实施方式
为更进一步阐述本发明所采取的技术手段及其效果， 以下结合本发明 的优选实施例及其附图进行详细描述。
参阅图 2及图 3 , 本发明提供一种无边框液晶显示装置， 包括： 后壳 2、 设于后壳 内的背光模组 4、 设于背光模组 4上且与后壳 固定连接的 胶框 6及设于胶框 6上的液晶显示面板 8, 在本实施例中， 所述胶框 6通 过螺釘锁合固定连接于后壳 2上。
所述液晶显示面板 8 包括 CF基板 82及与 CF基板 82贴合设置的 TFT基板 84, 在 CF基板 82与 TFT基板 84相对应胶框两侧的边缘位置之 间分别形成有第一与第二断差位置 824、 842。
所述胶框 6对应该第二断差位置 842设有一"" ^合部 62, 该第二断差位 置 842容置并卡合于该卡合部 62 内， 进而将液晶显示面板 8靠近第二断 差位置 842端固定于胶框 6上。
一面饰材料 9压合于该第一断差位置 824, 并通过螺釘锁合固定于胶 框 6上， 进而将液晶显示面板 8靠近第一断差位置 824端固定于胶框上。 进而将液晶显示面板 8完全固定于胶框 6上， 而该胶框 6又通过螺釘固定 于后壳 2上， 进而组装成一完整的无边框液晶显示装置。
优选的， 所述面饰材料 9的上表面 92、 CF基板 82的上表面 822及胶 框 6卡合部 62的上表面 622位于同一平面内， 进而使得液晶显示装置具 有好的观赏性。
为了保护液晶显示面板 8, 可在所述液晶显示面板 8与胶框 6之间设 有緩沖垫 68 , 在所述面饰材料 9 与液晶显示面板 8 之间设有緩沖结构 98。
该緩沖垫 68可与緩沖结构 98—体成型设置， 优选为 "T" 型截面緩 沖垫， 在保护液晶显示面板 8上下表面的同时保护其端面。
该緩沖垫 68也可以与緩沖结构 98分离设置， 其具体形状可根据不同 需要而进行不同设置， 均可实现本发明技术效果。
组装时， 可先将液晶显示面板 8的第二断差位置 842容置于胶框 6的 卡合部 62 内， 将面饰材料 9 置于液晶显示面板 8 的第一断差位置 824 处， 再将胶框 6置于背光模组 4上， 用螺釘将背光模组 4的的背板 42、 胶 框 6及面饰材料 9锁合在一起， 进而将液晶显示面板 8固定于胶框 6上， 最后将后壳 2组装于胶框 6上， 并通过螺釘与胶框 6锁合在一起， 进而完 成无边框液晶显示装置的的组装。
所述背光模组 4包括背板 42、 设于背板 42内的背光源 44、 设于背板 42内的反射片 46、 设于反射片 46上的导光板 48及设于导光板 48上的光 学膜片组 49。
所述背板 42包括底板 422及连接于底板 422的侧板 424, 所述背光源 44安装于侧板 424上， 所述反射片 46设于底板 422上。 优选的， 所述背 光源 44与背板 42侧板 424之间还设有散热片 442, 所述背光源 44通过散 热胶（未图示）贴合于散热片 442上， 该散热片 442通过散热胶贴合或螺 釘锁合于背板 42侧板 424上， 进而将背光源 44 固定于背板 42侧板 424 上。
所述背光源 44为线性光源， 优选 LED灯条， 其发出光线， 一部分直 接通过导光板 48的入光面进入导光板 48 内， 另一部分通过反射片 49反 射后进入导光板 48 , 光线在导光板 48 内传播， 同时发生全反射、 折射 等， 进而为液晶显示面板 8提供均匀的面光源。
所述液晶显示面板 8还包括设于 CF基板 82与 TFT基板 84之间的液 晶 （未图示）及分别贴合于该 CF基板 82与 TFT基板 84的上偏光片 86 及下偏光片 88。
背光模组 4提供的面光源， 经由下偏光片 88偏正后， 再通过液晶分 子发生折射， 最后再经由上偏光片 86偏正后由液晶显示面板 8透出， 进 而实现画面显示。
综上所述， 本发明提供的无边框液晶显示装置， 其通过在胶框上设置 卡合部， 在液晶显示面板上形成与卡合部配合的断差， 进而将液晶显示面 板可拆卸安装于胶框上， 实现无边框液晶显示装置液晶显示面板的固定， 其结构筒单， 安装方便， 在需要对液晶显示面板进行维修或更换时， 方便 拆卸， 有效降低维修成本。
以上所述， 对于本领域的普通技术人员来说， 可以根据本发明的技术 方案和技术构思作出其他各种相应的改变和变形， 而所有这些改变和变形 都应属于本发明权利要求的保护范围。

Claims

权 利 要 求
I、 一种无边框液晶显示装置， 包括： 后壳、 设于后壳内的背光模 组、 设于背光模组上且与后壳固定连接的胶框及设于胶框上的液晶显示面 板， 所述液晶显示面板包括 CF基板及与 CF基板贴合设置的 TFT基板， 在 CF基板与 TFT基板相对应胶框两侧的边缘位置之间分别形成有第一与 第二断差位置， 所述胶框对应该第二断差位置设有一卡合部， 该第二断差 位置容置并卡合于该卡合部内， 一面饰材料压合于该第一断差位置， 并固 定于胶框上， 进而将液晶显示面板组装于胶框上。
2、 如权利要求 1 所述的无边框液晶显示装置， 其中， 所述胶框通过 螺釘锁合连接于后壳上。
3、 如权利要求 1 所述的无边框液晶显示装置， 其中， 所述面饰材料 通过螺釘锁合连接于胶框上。
4、 如权利要求 1 所述的无边框液晶显示装置， 其中， 所述液晶显示 面板与胶框之间设有緩沖垫。
5、 如权利要求 1 所述的无边框液晶显示装置， 其中， 所述面饰材料 的上表面、 CF基板的上表面及胶框卡合部的上表面位于同一平面内。
6、 如权利要求 1 所述的无边框液晶显示装置， 其中， 所述面饰材料 与液晶显示面板之间设有緩沖结构。
7、 如权利要求 1 所述的无边框液晶显示装置， 其中， 所述液晶显示 面板还包括设于 CF基板与 TFT基板之间的液晶及分别贴合于该 CF基板 与 TFT基板的上偏光片及下偏光片。
8、 如权利要求 1 所述的无边框液晶显示装置， 其中， 所述背光模组 包括背板、 设于背板内的背光源、 设于背板内的反射片、 设于反射片上的 导光板及设于导光板上的光学膜片组。
9、 如权利要求 8 所述的无边框液晶显示装置， 其中， 所述背板包括 底板及连接于底板的侧板， 所述背光源安装于侧板上， 所述反射片设于底 板上。
10、 如权利要求 9所述的无边框液晶显示装置， 其中， 所述背光源与 背板侧板之间还设有散热片， 所述背光源通过散热胶贴合于散热片上， 该 散热片通过散热胶贴合或螺釘锁合固定于背板侧板上， 进而将背光源固定 于背板侧板上。
II、 一种无边框液晶显示装置， 包括： 后壳、 设于后壳内的背光模 组、 设于背光模组上且与后壳固定连接的胶框及设于胶框上的液晶显示面 板， 所述液晶显示面板包括 CF基板及与 CF基板贴合设置的 TFT基板， 在 CF基板与 TFT基板相对应胶框两侧的边缘位置之间分别形成有第一与 第二断差位置， 所述胶框对应该第二断差位置设有一卡合部， 该第二断差 位置容置并卡合于该卡合部内， 一面饰材料压合于该第一断差位置， 并固 定于胶框上， 进而将液晶显示面板组装于胶框上；
其中， 所述胶框通过螺釘锁合连接于后壳上；
其中， 所述面饰材料通过螺釘锁合连接于胶框上；
其中， 所述液晶显示面板与胶框之间设有緩沖垫；
其中， 所述面饰材料的上表面、 CF基板的上表面及胶框卡合部的上 表面位于同一平面内；
其中， 所述面饰材料与液晶显示面板之间设有緩沖结构；
其中， 所述液晶显示面板还包括设于 CF基板与 TFT基板之间的液晶 及分别贴合于该 CF基板与 TFT基板的上偏光片及下偏光片；
其中， 所述背光模组包括背板、 设于背板内的背光源、 设于背板内的
'其中， 所述背板包括底板及连接于底板的侧板 所 背光源安装于侧 板上， 所述反射片设于底板上；
其中， 所述背光源与背板侧板之间还设有散热片， 所述背光源通过散 热胶贴合于散热片上， 该散热片通过散热胶贴合或螺釘锁合固定于背板侧 板上， 进而将背光源固定于背板侧板上。
7
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