200825530 九、發明說明： 【發明所屬之技術領域】 本發明涉及一種液晶顯示模組，尤其涉及一液晶顯示模組之支撐裝 置。 【先前技術】 請參見第一圖所示，習知液晶顯示模組包括一液晶顯示面板11、 一背光模組12設置於液晶顯示面板11後方以對液晶顯示面板提供光 # 線，以及一支撐裝置，用以支撐及固定該液晶顯示面板11及該背光模 組12。該支撐裝置包括一背板13、一膠框14以及覆蓋於該膠框14上 之環形玻璃板15，使該液晶顯示面板η覆蓋於玻璃板15上。該支撐 裝置及液晶顯示面板11四周被一邊框16所包覆，進而將該液晶顯示模 組女裝至液晶顯不裝置的外殼内。該背板13包括一矩形底板131及複 數個支撐板132，該些支撐板132分別自該底板131四邊邊緣以垂直底 板131之方向延伸而出，藉底板131與支撐板132共同形成一收容空 _ 間。該背光模組12包括一光源（未圖示）及一反射板12卜一導光板 122以及一光學膜片組123。該反射板12卜該導光板122及該光學膜 片組123依次設置於底板131上，並收容於該收容空間内，用以向液 晶顯示面板11提供均勻的平面光。光學膜片組123包括複數個光學膜 片，例如擴散板或稜鏡板等，設置於導光板122的出光面1220，使由 出光面1220輸出之光線透過光學膜片組123的作用而使光線更為均勻 擴散以及提升光線的正面輝度。該膠框14環繞於背板13四周，其包 括一環形固定框141，環繞於支撐板132外侧，以及複數個平台142， 200825530 - 從該固定框141之每一側邊以平行於底板131之方向向内延伸而出， 該等平台142受到支撐板132的支撐，並且部分架設於該光學膜片組 123之四周外邊緣之上，且與該光學膜片組123之間形成有一定間距(表 不為di)。就一般所知的，該間距dl應控制在015-〇2毫米之間，以 保證光學膜片組123在受熱時有足夠的膨脹空間，防止光學膜片組123 出現鬲低不平的波浪狀（waving)變形。然，在上述習知液晶顯示裝置 中’平台142僅靠支撐板132支撐容易出現如下問題：即當玻璃板15 鲁 裝至平台142上，並將液晶顯示面板11裝至玻璃板15上並搭靠於平台 142的一自由末端1421之後，由於支撐板132對平台142的一支撐點 1420距離平台142的一自由末端ι421較遠，故易使平台142因受力而 發生變形，導致平台142與光學膜片組123之間的距離dl無法維持在 〇·15-0·2毫米之間，而是低於該理想值，因此，當光學膜片組123在來 自光源的熱作用下，尤其是在接受高溫測試時，容易因受熱膨脹空間 不足而造成波浪狀（waving)變形，影響液晶顯示裝置的畫面效果，甚 至造成光學膜片組脫落。 故，有必要提供一種液晶顯示模組及其支撐裝置，以防止光學膜片 組發生波浪狀（waving)變形或脫落，解決習知技術中所存在的缺陷。 【發明内容】 本發明之目的在於提供一種液晶顯示模組及其支樓裝置，防止光學 膜片組發生波浪狀（waving)變形或脫落。 為實現本發明之上述目的，本發明提供一種液晶顯示模組的支揮裝 置，包括有：一背板，其包括一底板、複數個自該底板四周垂直向上 6 200825530 延伸而出的支撐板，以及一膠框。其中該底板上依次設置有一導光板 及一光學膜片組。該膠框，進一步包括一固定框環繞於該等支撐板外， 以及複數個平台，從該固定框之每一側邊平行於該底板延伸而出，其 中該等平台架設於該光學膜片組之上，且與該光學膜片組之間形成有 一定間距;且至少一平台上設有一凸肋，該光學膜片組上對應開設有 穿孔，穿孔的尺寸大於其對應的凸肋的尺寸，使每一凸肋均穿過其對 應之穿孔而支撐於該平台與該導光板之間。 ， 籲 本發明另提供一種液晶顯示模組，包括有：一背板、一背光模組、 一膠框，以及一液晶顯示面板。該液晶顯示面板具有一晝面部及一位 於畫面部四週的延伸部。該背板包括一底板及複數個支撐板，且使該 底板及複數個支撐板共同形成一收容空間。該背光模組包括一導光板 及一光學膜片組，依次設置於該背板的收容空間中。該膠框環繞於該 背板之外侧，其包括複數個平台，該等平台部分延伸至該光學膜片組 上’且與該光學膜片組之間形成有間距，至少一平台上設有一凸肋， ® 該凸肋透過光學膜片組而支撐該導光板。 與本發明之先前技術相比較，本發明相當於將對膠框的平台支撐點 的位置更加靠近膠框辭台的自由末端，即更靠近液晶顯示面板的晝 面侧’故可以保證平台與光學膜片組之間的距離在理想範圍内，防止 光學膜片組在鬲溫狀態下發生波浪狀（waving)變形，且可防止光學膜 片組脫落。 【實施方式】 請參見第二圖所示，為依據本發明較佳實施例之一種液晶顯示模 7 200825530 組，其主要包括一液晶顯示面板21、一背光模組22設置於液晶顯示面 板21後方對液晶顯示面板21提供光線，以及一支#裝置，用以支撐 並固定該液晶顯示面板21及該背光模組22。該支撐裝置進一步包括一 背板23、一膠框24及覆蓋於該膠框24上之環形玻璃板25，並使該液 晶顯示面板21覆蓋於玻璃板25上。該支撐裝置及液晶顯示面板21四 周被一邊框26所包覆，進而安裝至一液晶顯示裝置之外殼内。 該液晶顯示面板21包括架設於光學膜片組223上之一畫面部211 及位於晝面部211四週、壓合於玻璃板25上之延伸部212。 該背板23包括一矩形底板231及複數個支撑板232，支撐板232 從底板231四週以垂直底板231之方向向上延伸而出，且底板231與 支撐板232共同形成一收容空間。 該背光模組22包括一光源（未圖示）及一反射板221、一導光板 222以及一光學膜片組223。該反射板221、該導光板222及該光學膜 片組223依次設置於背板的底板231上，並收容於該收容空間内，用 以向液晶顯示面板21提供均勻的平面光。光學膜片組223包括複數個 光學膜片，例如擴散板或稜鏡板等，設置於導光板222的出光面2220， 使由出光面輸出之光線透過光學膜片組223的作用而使光線更為均勻 以及提升光線的正面輝度。請結合參照第三圖所示，在一實施例中， 該光學膜片組223之相對兩侧端在靠近支撐板232處還各開設有複數 個穿透該光學膜片組223之長條狀穿孔2231。惟，光學膜片組223上 穿孔2231之數量及形狀僅為各種實施方式之一，並非用以限定本發明 8 200825530 之範圍。 如第二圖所示，該膠框24環繞於_23四周，其包括一環形固定 框24i，環繞於支撐板232外侧，以及複數個平台撕，從該固定框241 之每一侧邊以平行於底板加之方向延伸而出。該等平台Μ2受到支 撐板232的支撲，並且部分架設於該光學膜片组223之四周外邊緣之 上，且與該光學膜片組223之間形成有-定間距（表示為扣），且該間 距控制在0.15-0·2毫米之間，確保光學媒片組223在受熱時有足夠的膨 脹空間，以防止光學膜片組223出現高低不平的波浪狀（卿_)變形。 每一平台242均具有一自由末端2421，玻璃板25裝至平台242上，並 將液晶顯示面板21裝至玻璃板25上並搭靠於平台242的自由末端 2421，使該液晶顯示面板21之延伸部212抵靠於該等自由末端2421 上。該固定框241具有相對的兩橫向侧邊框241〇 (第二圖中示出其中 一個橫向側邊框2410)以及相對的兩縱向側邊框（未圖示）。在本實施 例中，膠框24的兩橫向侧邊框2410的每一平台242上靠近自由末端 2421處均設有複數個長條狀凸肋2422，並與前述光學膜片組223兩侧 端之複數個穿孔2231相對應。每一凸肋2422用以分別貫穿其所對應 的穿孔2231，支撐於平台242與導光板222之間並抵持於該導光板222 的出光面2220上。應注意，凸肋2422不能靠液晶顯示面板21之晝面 部211太近，以確保人眼以相對垂直該液晶顯示面板21之45度視角觀 看時，不能透過晝面部211而看到該些凸肋2422。 請參照第四圖所示，在另一實施例中，該光學膜片組223，的四周 9 200825530 各開設有複數個穿透該光學膜片組223，之穿孔223Γ ;惟，該光學 膜片組223’上穿孔2231’之數量及形狀並非用以限定本發明之範 圍。該膠框24的兩橫向侧邊框2410及兩縱向側邊框的每一平台242 上均設有複數個凸肋2422，以對應光學膜片組223，四周之複數個穿 孔2231’。每一穿孔2231 (223Γ )之尺寸略大於其相應的凸肋2422 之尺寸，以方便定位，且爲光學膜片組223 (223，）提供適當的膨脹 空間。 該些凸肋2422透過光學膜片組223(223’）上的穿孔2231(2231’） 而支撐於導光板222之出光面2220。凸肋2422與平台242之間具有一 連接點2422a。凸肋2422與導光板222之間形成一第一支撐點2422b。 在一較佳實施例中，平台242除受到來自凸肋2422的支持力，支撐板 232亦支撐於平台242上，平台242與支撐板232之間形成一第二支撐 點2420。第二支撐點2420位於第一支撐點2422b的外側。因此可瞭解， 由於平台242兩端分別被凸肋2422、背板23之支撐板232與固定框 241所支撐，且第一支撐·點2422a靠近平台242的自由末端2421，故可 以確保平台242與光學膜片組223之間之距離維持在理想範圍（0.15-0.2 毫米）内，不會因玻璃板25及液晶顯示面板21之安裝而導致該距離 減小，因此可防止光學膜片組在高溫狀態下發生波浪狀（waving)變形， 且可防止光學膜片組脫落。 綜上所述，本發明確已符合發明專利之要件，爰依法提出專利申 請。惟，以上所述者僅爲本發明之較佳實施方式，舉凡熟習本案技術 200825530 之人士援依本發明之精神所作之等效修飾或變化，皆涵蓋於後附之申 請專利範圍内。 【圖式簡單說明】 第一圖為習知液晶顯示模組之截面示意圖； 第二圖為本發明液晶液晶顯示模組之截面示意圖； 第三圖為一種根據本發明之一實施例之液晶顯示模組中光學膜片 組之俯視示意圖；以及 • 第四圖為一種根據本發明之另一實施例之液晶顯示模組中光學膜 片組之俯視示意圖。 【主要組件符號說明】 液晶顯示面板 11-21 背光模組 12、22 反射板 121、221 導光板 122、222 出光面 1220、2220 光學膜片組 123、223、223, 背板 13、23 底板 131 >231 支撐板 132、232 膠框 14、24 固定框 141 > 241 平台 142、242 支撐點 1420 自由末端 142 卜 2421 玻璃板 15、25 邊框 16、26 畫面部 211 延伸部 212 穿孔 223 卜 2231， 橫向側邊框 2410 凸肋 2422 連接點 2422a 11 200825530 2420 第一支撐點 2422b 第二支撐點200825530 IX. Description of the Invention: [Technical Field] The present invention relates to a liquid crystal display module, and more particularly to a support device for a liquid crystal display module. [Previous Art] As shown in the first figure, the conventional liquid crystal display module includes a liquid crystal display panel 11 and a backlight module 12 disposed behind the liquid crystal display panel 11 to provide a light line to the liquid crystal display panel, and a support The device supports and fixes the liquid crystal display panel 11 and the backlight module 12. The supporting device comprises a backing plate 13, a plastic frame 14 and an annular glass plate 15 covering the plastic frame 14, so that the liquid crystal display panel n covers the glass plate 15. The support device and the liquid crystal display panel 11 are surrounded by a frame 16 to further expose the liquid crystal display module to the outer casing of the liquid crystal display device. The backplane 13 includes a rectangular bottom plate 131 and a plurality of support plates 132. The support plates 132 extend from the four edges of the bottom plate 131 in the direction of the vertical bottom plate 131. The bottom plate 131 and the support plate 132 form a receiving space. _ between. The backlight module 12 includes a light source (not shown), a reflector 12, a light guide 122, and an optical film set 123. The light guide plate 122 and the optical film group 123 are sequentially disposed on the bottom plate 131 and housed in the receiving space for providing uniform planar light to the liquid crystal display panel 11. The optical film group 123 includes a plurality of optical films, such as a diffusing plate or a slab, and is disposed on the light emitting surface 1220 of the light guiding plate 122, so that the light output from the light emitting surface 1220 passes through the optical film group 123 to make the light more For even diffusion and enhance the positive brightness of the light. The plastic frame 14 surrounds the back plate 13 and includes an annular fixing frame 141 surrounding the outer side of the support plate 132 and a plurality of platforms 142, 200825530 - from each side of the fixing frame 141 to be parallel to the bottom plate 131 The direction of the platform 142 is supported by the support plate 132, and is partially disposed on the outer edge of the periphery of the optical film group 123, and a certain distance is formed between the optical film group 123 and the optical film group 123 ( The table is not di). As is generally known, the spacing dl should be controlled between 015 and 2 mm to ensure that the optical film stack 123 has sufficient expansion space when heated to prevent the optical film group 123 from appearing in an uneven wave shape ( Waving) deformation. However, in the above-described conventional liquid crystal display device, the support of the platform 142 by the support plate 132 easily causes the following problem: when the glass plate 15 is mounted on the platform 142, and the liquid crystal display panel 11 is attached to the glass plate 15 and After the free end 1421 of the platform 142 is located, because the support point 1420 of the support plate 132 is far away from a free end ι 421 of the platform 142, the platform 142 is easily deformed due to the force, resulting in the platform 142 and The distance dl between the optical film groups 123 cannot be maintained between 15·15-0·2 mm, but lower than the ideal value, therefore, when the optical film group 123 is under the action of heat from the light source, especially When subjected to the high temperature test, it is easy to cause waviness deformation due to insufficient heat expansion space, affecting the picture effect of the liquid crystal display device, and even causing the optical film group to fall off. Therefore, it is necessary to provide a liquid crystal display module and a supporting device thereof to prevent waviness deformation or peeling of the optical film group, and to solve the defects existing in the prior art. SUMMARY OF THE INVENTION An object of the present invention is to provide a liquid crystal display module and a branch device thereof for preventing waviness deformation or falling off of an optical film group. In order to achieve the above object of the present invention, the present invention provides a support device for a liquid crystal display module, comprising: a back plate comprising a bottom plate and a plurality of support plates extending from a vertical upward direction of the bottom plate 6 200825530; And a plastic frame. A light guide plate and an optical film group are sequentially disposed on the bottom plate. The plastic frame further includes a fixing frame surrounding the supporting plates, and a plurality of platforms extending from each side of the fixing frame parallel to the bottom plate, wherein the platforms are mounted on the optical film group Above, and formed with a certain distance between the optical film set; and at least one of the platforms is provided with a rib, the optical film set correspondingly has a perforation, the size of the perforation is larger than the size of the corresponding rib, Each rib is supported between the platform and the light guide plate through its corresponding perforation. The present invention further provides a liquid crystal display module, comprising: a back plate, a backlight module, a plastic frame, and a liquid crystal display panel. The liquid crystal display panel has a face portion and an extension portion around the screen portion. The backplane includes a bottom plate and a plurality of support plates, and the bottom plate and the plurality of support plates collectively form a receiving space. The backlight module includes a light guide plate and an optical film group, which are sequentially disposed in the receiving space of the back plate. The plastic frame surrounds the outer side of the backboard, and includes a plurality of platforms, the platform portions extend onto the optical film group and form a spacing between the optical film groups, and at least one platform is provided with a convex portion. Rib, ® The rib supports the light guide plate through the optical film set. Compared with the prior art of the present invention, the present invention is equivalent to bringing the position of the platform support point of the plastic frame closer to the free end of the plastic frame, that is, closer to the kneading side of the liquid crystal display panel, so that the platform and the optical can be ensured. The distance between the diaphragm groups is within a desired range, preventing the optical film group from undergoing waviness deformation in the temperature state, and preventing the optical film group from falling off. [Embodiment] Please refer to the second embodiment, which is a liquid crystal display module 7 200825530 according to a preferred embodiment of the present invention, which mainly includes a liquid crystal display panel 21 and a backlight module 22 disposed behind the liquid crystal display panel 21. The liquid crystal display panel 21 is provided with light, and a # device for supporting and fixing the liquid crystal display panel 21 and the backlight module 22. The support device further includes a back plate 23, a plastic frame 24, and an annular glass plate 25 covering the plastic frame 24, and the liquid crystal display panel 21 is covered on the glass plate 25. The support device and the liquid crystal display panel 21 are surrounded by a frame 26 for four weeks, and are then mounted in a casing of a liquid crystal display device. The liquid crystal display panel 21 includes a screen portion 211 that is stretched over the optical film group 223, and an extending portion 212 that is placed around the dome portion 211 and pressed against the glass plate 25. The backplane 23 includes a rectangular bottom plate 231 and a plurality of support plates 232. The support plate 232 extends upward from the bottom plate 231 in the direction of the vertical bottom plate 231, and the bottom plate 231 and the support plate 232 together form a receiving space. The backlight module 22 includes a light source (not shown), a reflective plate 221, a light guide plate 222, and an optical film set 223. The reflector 221, the light guide plate 222 and the optical film group 223 are sequentially disposed on the bottom plate 231 of the backboard and housed in the receiving space to provide uniform planar light to the liquid crystal display panel 21. The optical film group 223 includes a plurality of optical films, such as a diffusion plate or a slab, and is disposed on the light-emitting surface 2220 of the light guide plate 222, so that the light output from the light-emitting surface passes through the optical film group 223 to make the light more Uniform and enhance the positive brightness of the light. Referring to the third embodiment, in an embodiment, the opposite side ends of the optical film group 223 are further provided with a plurality of strips penetrating the optical film group 223 adjacent to the support plate 232. Perforation 2231. However, the number and shape of the perforations 2231 on the optical film set 223 are only one of various embodiments and are not intended to limit the scope of the present invention 8 200825530. As shown in the second figure, the plastic frame 24 surrounds the periphery of _23, and includes an annular fixing frame 24i, which surrounds the outer side of the support plate 232, and a plurality of platform tears, which are parallel from each side of the fixed frame 241. Extends in the direction of the bottom plate. The platform 2 is supported by the support plate 232, and is partially disposed on the outer edge of the periphery of the optical film group 223, and is formed with a predetermined distance (denoted as a buckle) between the optical film group 223. And the pitch is controlled between 0.15-0·2 mm, ensuring that the optical medium group 223 has sufficient expansion space when heated to prevent the optical film group 223 from being deformed by uneven waves. Each of the platforms 242 has a free end 2421, the glass plate 25 is mounted on the platform 242, and the liquid crystal display panel 21 is mounted on the glass plate 25 and abuts against the free end 2421 of the platform 242, so that the liquid crystal display panel 21 The extension 212 abuts against the free ends 2421. The fixed frame 241 has opposite lateral side frames 241A (one of the lateral side frames 2410 is shown in the second figure) and two longitudinal side frames (not shown). In this embodiment, each of the two lateral side frames 2410 of the plastic frame 24 is provided with a plurality of elongated ribs 2422 near the free end 2421, and is connected to the two ends of the optical film group 223. A plurality of perforations 2231 correspond. Each of the ribs 2422 is configured to extend between the platform 242 and the light guide plate 222 and abut against the light exit surface 2220 of the light guide plate 222. It should be noted that the rib 2422 cannot be too close to the 昼 surface portion 211 of the liquid crystal display panel 21 to ensure that the human eye can not see through the 昼 face portion 211 when viewed from a 45-degree angle of view of the liquid crystal display panel 21 with respect to the vertical direction. 2422. Referring to the fourth figure, in another embodiment, the periphery of the optical film set 223, 9 200825530, is provided with a plurality of perforations 223 穿透 through the optical film set 223; however, the optical film The number and shape of the perforations 2231' on the set 223' are not intended to limit the scope of the invention. The two lateral side frames 2410 of the plastic frame 24 and each of the two longitudinal side frames 242 are provided with a plurality of ribs 2422 corresponding to the plurality of through holes 2231' of the optical film group 223. Each of the perforations 2231 (223 Γ) is slightly larger in size than its corresponding rib 2422 to facilitate positioning and provide an appropriate expansion space for the optical film set 223 (223,). The ribs 2422 are supported by the light-emitting surface 2220 of the light guide plate 222 through the through holes 2231 (2231') on the optical film group 223 (223'). There is a connection point 2422a between the rib 2422 and the platform 242. A first support point 2422b is formed between the rib 2422 and the light guide plate 222. In a preferred embodiment, the platform 242 is supported by the ribs 2422, the support plate 232 is also supported on the platform 242, and a second support point 2420 is formed between the platform 242 and the support plate 232. The second support point 2420 is located outside of the first support point 2422b. Therefore, it can be understood that since the two ends of the platform 242 are respectively supported by the ribs 2422, the support plate 232 of the back plate 23 and the fixing frame 241, and the first support point 2422a is close to the free end 2421 of the platform 242, the platform 242 can be ensured. The distance between the optical film groups 223 is maintained within a desired range (0.15-0.2 mm), and the distance is not reduced by the mounting of the glass plate 25 and the liquid crystal display panel 21, thereby preventing the optical film set from being exposed to high temperatures. Wavy deformation occurs in the state, and the optical film set is prevented from falling off. In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art of the present invention in the spirit of the present invention are included in the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is a schematic cross-sectional view of a conventional liquid crystal display module; the second figure is a schematic cross-sectional view of a liquid crystal display module of the present invention; and the third figure is a liquid crystal display according to an embodiment of the present invention. A top view of an optical film set in a module; and a fourth top view is a top plan view of an optical film set in a liquid crystal display module according to another embodiment of the present invention. [Main component symbol description] LCD panel 11-21 backlight module 12, 22 reflector 121, 221 light guide plate 122, 222 light emitting surface 1220, 2220 optical film group 123, 223, 223, back plate 13, 23 bottom plate 131 >231 support plate 132, 232 plastic frame 14, 24 fixed frame 141 > 241 platform 142, 242 support point 1420 free end 142 2421 glass plate 15, 25 frame 16, 26 screen portion 211 extension 212 perforation 223 , lateral side frame 2410 rib 2422 connection point 2422a 11 200825530 2420 first support point 2422b second support point
1212