201003227 九、發明說明： 【發明所屬之技術領域】 本發明是有關於一種顯示裝置，且特別是有關於一種液晶 顯示裝置（liquid crystal display, LCD )及其背光模組（backlight module)。 【先前技術】 隨著平面顯示技術的進步加上平面顯示裝置具有重量 輕、體積小及省電等優點，平面顯示裝置已愈來愈普及。常見 的平面顯示裝置有液晶顯示裝置、電漿顯示裝置（plasma displaypanel，PDP)、有機發光二極體顯示裝置（〇rganiclight emitting diode display, OLED display )以及電泳顯示裝置 (electrophoretic display, EPD)等，其中又以液晶顯示裝置的 普及率最高。 液晶顯示裝置包括液晶顯示面板（LCD panel)以及背光 模組，其中背光模組是用以提供面光源至液晶顯示面板。一般 而言，背光模組依其入光方式可分成直下式（direct type)背 光模組及侧邊入光式（sidelight type)背光模組。圖1是習知 一種側邊入光式背光模組的爆炸圖。請參照圖1，習知背光模 組100包括二光源110、導光板120、反射片130、多個光學 膜片140、下框架150與上框架160。每一燈源110包括冷陰 極螢光燈管（cold cathode fluorescent lamp, CCFL) 112 與燈罩 114。光源lio是配置於導光板12〇之入光面122旁，反射片 130是配置於導光板120之底部，而光學膜片HO是配置於導 光板120之出光面124。下框架150與上框架160組立，以固 定光源110、導光板120、反射片130以及光學膜片MO。 在習知技術中，當冷陰極螢光燈管112損壞時，維修人員 6 201003227 解下框架15G、上框架⑽、光學膜片⑽、導光板i2〇 以及光源m，之後才更換新的冷陰極螢絲管m。換古 背光模組之冷陰極螢光燈管112損壞時，維修人 時間來拆解背光触1GG之大部分的構件，才能 冷陰極螢光燈管112。此外，維修完成後，維修人員 =費許多時間組裝背光模組100。因此，習知背光模組1〇〇 風礼上較為不便且較耗費時間。另外，由於維修時需拆解光 1予4^、=及導歧UG等光學元件，所以容料致光學膜片 M0及導光板120等光學元件受 【發明内容】 、 本發明提供—㈣光模組，其具有容易組裝與容易拆解的 1霞黑占0 顯示裝置，其背光模組具有容易組 本發明另提供一種液晶 裳與容易拆解的優點。 /達上述優點’本發明提出—種背光模組，其包括箱體、 一原紕、，光學膜片組以及侧蓋。箱體具有第一開口與第二開 :’其中第-開π與箱體之底部相對，第二開〇與箱體之一側 3對。箱體之另二相對的側壁分麟有承載部，且承載部與 =之間構成第—容置空間，承載部與第—開口之間構成第二 谷空間。光源組由第二開口置入第一容置空間内，並配置於 底^上。光學膜片組由第二開Π置人第二容置空間内，並配置 於承载部上，且第—開口暴露出部份光學膜片組。側蓋與箱體 組合’以覆蓋第二開口。 I在本發明之一實施例中，上述之光源組包括一導光板、至 >—燈罩以及至少一燈源。導先板具有一出光面與至少一入光 面’出光面是面向光學膜片組。燈罩是配置於人光面旁，導光 201003227 板的底部的-部份是承靠於燈罩，而燈η 在本發明之1施例中，上述之側罢2配置於燈罩内。 使燈源之至少1材經由孔洞穿出箱體;^有至卜孔洞，以 在本發明之_實施例中，上述之 膜片以及二固定件。蚊件是配置 H㈣衫個光學 以固定光學骐片。 嗎片之相對的兩側， 在本發明之_實施例中，上述 銷與對翻定_多個卡合孔。每 有多個固定 別具有對應固定，的多個固定孔，且每:=相對的兩侧分 固定孔並卡合於對應的卡合孔内。是穿過對應的 施例t，上述之側蓋是鎖固於箱體。 之—實施例中，上述之側蓋是卡合於箱體。 明之—實施例中，上述之承載部為肋條。 部，配置:以;例中，上述之箱體之底部設桃 2本么月之-實施例中，上述之箱體的材質包括金屬。 —’、、、達^述優點，本發明另提出—種液晶顯示裝置，其包括 二液晶顯示面板以及上述之背光模組，其中背光模組是配 夜晶顯示面板之—側。 、 取*在本，明之液晶顯示裝置與背光模組中，由於光源組與光 :膜片組是配置於箱體之不同容置空間肉，當光源組需要維修 僅需拆解側蓋與光源組，而不需拆解光學膜片組，如此4 郎省拆解與組裝背光模組的時間，進而提补維修效率。 為讓本發明之上述和其他目的、特徵和優點能更明顯易 董，下文特舉較佳實施例，並配合所附圖式，作詳細說明如下。 【實施方式】 201003227 圖心=;口背光模組的立體示意圖，圖3是 立體干立闰]面不心圖，而圖4是圖2中箱體與側蓋的 括2至圖4，本實施例之背光模組施包 =:第，22°、光學膜片組23。以及側蓋勝箱 =0具有第一開口 212與第二開口 214，其中第一開口 212 d210之ΐ部211相對，第二開口214與箱體21〇之一側 目對。相體210之另二相對的側壁215、217分別設有 ς Ρ 216且承载部216與底部211之間構成第一容置空間 承載4 216與第一開口 212之間構成第二容置空間％。 、’源、、且220適於由第二開口 214置入第—容置空間si内，並 ，置於底部211上。光學膜片組23〇由第二開口 214置入第二 =置空間S2内，並配置於承載部216上，且第一開口 212暴 ，出部份光學膜片組230。側蓋240與箱體21〇組合，以覆篕 第二開口 214。 在本實施例中’可藉由鎖固件250 (如螺絲）穿過側蓋240 之鎖固孔242與箱體210之鎖固孔218，以將側蓋240鎖固於 箱體210。然而，本實施例並不限定側蓋24〇固定於箱體21〇 的方式’舉例來說’側蓋240亦可卡合於箱體21〇。此外，側 盖240具有至少一孔洞244(在圖2與圖4中是以兩個孔洞244 為例），以使燈源226之至少一線材226a能經由孔洞224穿 出箱體210外。另外，設於箱體210之側壁215、217的承载 部216可分別為一或多個肋條。承載部216可與箱體210 —體 成型。箱體210的材質可包括金屬，如鋁，但不以此為限。 承上述，光源組220包括導光板222、至少一燈罩224 (在 圖3中是以兩個燈軍224為例）以及至少一燈源226 (在圖3 中是以兩個燈源226為例）。導光板222具有一出光面222a 201003227 與至少一入光面222b(在圖3中是以兩個入光面22沘為例）， 出光面222a是面向光學膜片組23〇。燈罩224是配置於入光 面222b旁，導光板222的底部222c的一部份是承靠於燈罩 224，而燈源226則是配置於燈罩224内。在本實施例中，燈 源226可為冷陰極榮光燈管、發光二極體（Ught咖此吨di〇de， LED)或是其他適用之燈源。 圖5是圖3中光學膜片組的上視圖，而圖6是圖5中固定 件之開合的示意圖。請參照圖3、圖5與圖6，上述之光學膜 片組230包括多個光學膜片232以及二固定件234。固定件234 是配置於光學膜片232之相對的兩側，以固定光學膜片2%。 具體而言，每一固疋件2M具有多個固定銷234&與對應固定 銷234a的多個卡合孔234b。每一光學膜片232的相對的兩侧 分別具有對應固定銷234a的多個固定孔232a ,且每一固定銷 234a疋穿過對應的固定孔232a並卡合於對應的卡合孔234b 内0 本實施例之背紐組細在_時可先分別組裝光源組 220及光學膜片組230 ’之後再將光源組22〇經由箱體21〇的 第二，口 2H置入第-容置空間S1 μ，並將光學膜片組23〇 經由相體210的第二開口 214置入第二容置空間S2内。然後， 再將側蓋240與箱體210組合。 # ' 由於光源組220及光學膜片組23〇是放置於不同的容置* 内’所以當光源組220的燈源226損壞而f更換時，僅需^ ，側盖240將光源組220取出即可進行更換燈源⑽的動作， =可^拆解背光模組的時間。此外，燈源22 4〇 ,、相體2Η)組合即可’所以能節省組裝f光模組細的時 201003227 ^。因此，相較於習知技術，本實施例之背光模組汾^具 士1 且裝與容易拆解的優點。另外’由於在更換燈源226的過^ 中不需拆解光學膜片組MO，所以可避免光學膜片Μ2受損^ 圖7是本發明另—實施例之背光模組的示意圖，圖8 200，ί=上，。請參照圖7與圖8 ’本實施例之背光模組 /、上处之月光杈組200相似，以下僅針對其結構上 ί 相較於背光模組，本實施例之背光模組， 是位於承載=11 二有多個凸起部219’且這些凸起部219 220罟? 的下方。凸起部219的設置可減少光源組 ^ ,弟一谷置空間S1時與箱體210,的底部211之間的摩 以讓光源組22。更容易放入第一容置空間㈣。此外， 端㈣219可與箱體210 一體成型，並作為光源組220的接地 圖9圖太發明—實施例之液晶顯示裝置的示意圖。請參照 及背例之液晶顯示裝£ 300包括液晶顯示面板310以 之一侧5二2 32()是配置於液晶顯示面板310 ㈣源322錄晶顯示面板⑽。此外，背光 ^ σ為上述之背光模組200與背光模組2〇〇，其中之一。 列優:上所述’本發明之液晶顯^裝置與背域組至少具有下 間内，與光學骐片組是配置於箱體之不同容置空 拆解光維修時，僅需拆解側蓋與光源組，而不需 而提率此可節省拆解與組裳背光模組的時間，進 源組更ΐ易;t:i的箱二之底部的凸起部不僅可使光 —、—各置空間内，凸起部還可作為光源 201003227 組的接地端。 【圖==細之申請專利範圍所界定者為準。 習知一種側邊入光式背光模組的爆炸圖。 發明—實施例之背光模組的立體示意圖。 圖3疋圖2之背光模組的剖面示意圖。 圖4是圖2中箱體與側蓋的立體示意圖。 圖5是圖3中光學膜片組的上視圖。 圖6是圖5中固定件之開合的示意圖。 圖7是本發明另一實施例之背光模組的示意圖。 圖8是圖7中箱體的上視圖。 圖9疋本發明一實施例之液晶顯示裝置的示意圖。 【主要元件符號說明】 200、200,、320 光源 冷陰極螢光燈管 224 :燈罩 222 :導光板 222b :入光面 222a :出光面 反射片 232 :光學膜片 上框架 100 110 112 114 120 122 124 130 140 150 背光模組 12 201003227 160 :下框架 210、210’ ：箱體 211 :底部 212 :第一開口 213、215、217 :侧壁 214 :第二開口 216 :承載部 218、242 :鎖固孔 219 :凸起部 220 :光源組 222c :底部 226 :燈源 226a :線材 230 :光學膜片組 234 :固定件 234a :固定銷 234b :卡合孔 240 :侧蓋 244 :孔洞 250 :鎖固件 300 :液晶顯示裝置 310 :液晶顯示面板 322 :面光源 51 :第一容置空間 52 :第二容置空間201003227 IX. Description of the Invention: [Technical Field] The present invention relates to a display device, and more particularly to a liquid crystal display (LCD) and a backlight module thereof. [Prior Art] With the advancement of flat display technology and the advantages of flat display devices such as light weight, small size, and power saving, flat display devices have become more and more popular. A common flat display device includes a liquid crystal display device, a plasma display panel (PDP), an organic light emitting diode display (OLED display), and an electrophoretic display (EPD). Among them, the popularity of liquid crystal display devices is the highest. The liquid crystal display device includes a liquid crystal display panel (LCD panel) and a backlight module, wherein the backlight module is used to provide a surface light source to the liquid crystal display panel. In general, the backlight module can be divided into a direct type backlight module and a sidelight type backlight module according to the light entering mode. 1 is an exploded view of a conventional edge-lit backlight module. Referring to FIG. 1, a conventional backlight module 100 includes two light sources 110, a light guide plate 120, a reflection sheet 130, a plurality of optical films 140, a lower frame 150, and an upper frame 160. Each of the light sources 110 includes a cold cathode fluorescent lamp (CCFL) 112 and a lamp cover 114. The light source lio is disposed beside the light incident surface 122 of the light guide plate 12, the reflection sheet 130 is disposed at the bottom of the light guide plate 120, and the optical film HO is disposed on the light exit surface 124 of the light guide plate 120. The lower frame 150 is assembled with the upper frame 160 to fix the light source 110, the light guide plate 120, the reflection sheet 130, and the optical film MO. In the prior art, when the cold cathode fluorescent lamp tube 112 is damaged, the maintenance personnel 6 201003227 untie the frame 15G, the upper frame (10), the optical film (10), the light guide plate i2 〇, and the light source m, and then replace the new cold cathode. Fluorescent tube m. When the cold cathode fluorescent lamp 112 of the backlight module is damaged, the maintenance person can disassemble most of the components of the backlight 1GG to be the cold cathode fluorescent lamp 112. In addition, after the repair is completed, the maintenance personnel = a lot of time to assemble the backlight module 100. Therefore, the conventional backlight module 1 is inconvenient and time consuming. In addition, since the optical components such as the optical film M0 and the light guide plate 120 are required to be disassembled during the maintenance, the optical components such as the optical film M0 and the light guide plate 120 are subjected to the invention, and the present invention provides - (4) light. The module has a display device which is easy to assemble and easy to disassemble, and the backlight module has an easy group. The invention further provides an advantage of a liquid crystal skirt and easy disassembly. / The above advantages are achieved. The present invention provides a backlight module comprising a case, an original, an optical film set and a side cover. The casing has a first opening and a second opening: wherein the first opening π is opposite to the bottom of the casing, and the second opening is opposite to one side of the casing. The other two opposite side walls of the box body have a bearing portion, and a first accommodating space is formed between the bearing portion and the second space, and a second valley space is formed between the carrying portion and the first opening. The light source group is placed in the first accommodating space by the second opening, and is disposed on the bottom. The optical film set is placed in the second accommodating space by the second opening, and is disposed on the carrying portion, and the first opening exposes a part of the optical film set. The side cover is combined with the case to cover the second opening. In an embodiment of the invention, the light source group includes a light guide plate, a >-light cover, and at least one light source. The leader plate has a light exiting surface and at least one light incident surface. The light exiting surface is facing the optical film set. The lampshade is disposed beside the human light surface, and the portion of the bottom of the light guide 201003227 is supported by the lampshade, and the lamp η is in the first embodiment of the present invention, and the above-mentioned side 2 is disposed in the lampshade. At least one material of the light source is passed through the hole through the casing; and there is a hole, in the embodiment of the invention, the above-mentioned diaphragm and the two fixing members. The mosquito piece is equipped with an H (four) shirt optics to fix the optical cymbal. On the opposite sides of the tablet, in the embodiment of the present invention, the pin and the pair are folded over a plurality of engaging holes. Each of the plurality of fixed fixing holes has a plurality of fixing holes, and each of the two sides of the fixed fixing holes is engaged with the corresponding engaging holes. It is passed through the corresponding embodiment t, and the above side cover is locked to the box. In the embodiment, the side cover is engaged with the case. In the embodiment, the above-mentioned bearing portion is a rib. For example, in the case where the bottom of the above-mentioned box body is provided with a peach 2 month, in the embodiment, the material of the above-mentioned box body includes metal. The present invention further provides a liquid crystal display device comprising two liquid crystal display panels and the above backlight module, wherein the backlight module is provided on the side of the night crystal display panel. In the liquid crystal display device and the backlight module of the present invention, since the light source group and the light: the film group are arranged in different housing spaces of the box body, when the light source group needs to be repaired, only the side cover and the light source need to be disassembled. The group does not need to disassemble the optical film set, so the time of disassembling and assembling the backlight module is further improved, thereby improving the maintenance efficiency. The above and other objects, features, and advantages of the present invention will become more apparent from the aspects of the appended claims. [Embodiment] 201003227 Fig. = Fig. 3 is a perspective view of a port backlight module, Fig. 3 is a three-dimensional dry stand, and Fig. 4 is a block and side cover of Fig. 2, Fig. 2 to Fig. 4, The backlight module of the embodiment is applied with a: 22°, optical film group 23. And the side cover win box =0 has a first opening 212 and a second opening 214, wherein the crotch portion 211 of the first opening 212 d210 is opposite, and the second opening 214 is opposite to one side of the case 21〇. The other two opposite side walls 215, 217 of the phase body 210 are respectively provided with a 容 216 and a second accommodating space is formed between the bearing portion 216 and the bottom portion 211 to form a second accommodating space between the first accommodating space bearing 4 216 and the first opening 212. . The 'source,' and 220 are adapted to be placed in the first accommodating space si by the second opening 214 and placed on the bottom 211. The optical film group 23 is placed in the second = space S2 by the second opening 214, and is disposed on the carrying portion 216, and the first opening 212 is blasted out of the optical film group 230. The side cover 240 is combined with the case 21 to cover the second opening 214. In the present embodiment, the locking member 250 (such as a screw) can pass through the locking hole 242 of the side cover 240 and the locking hole 218 of the casing 210 to lock the side cover 240 to the casing 210. However, the present embodiment does not limit the manner in which the side cover 24 is fixed to the case 21'. For example, the side cover 240 may be engaged with the case 21'. In addition, the side cover 240 has at least one aperture 244 (two apertures 244 are illustrated in Figures 2 and 4) such that at least one of the wires 226a of the light source 226 can exit the housing 210 via the aperture 224. In addition, the bearing portions 216 provided on the side walls 215, 217 of the casing 210 may be one or more ribs, respectively. The carrier portion 216 can be integrally formed with the case 210. The material of the casing 210 may include a metal such as aluminum, but is not limited thereto. In the above, the light source group 220 includes a light guide plate 222, at least one lamp cover 224 (for example, two lamp army 224 in FIG. 3), and at least one light source 226 (in FIG. 3, two light sources 226 are taken as an example). ). The light guide plate 222 has a light-emitting surface 222a 201003227 and at least one light-incident surface 222b (in FIG. 3, two light-incident surfaces 22 沘 are taken as an example), and the light-emitting surface 222a faces the optical film group 23A. The lamp cover 224 is disposed adjacent to the light incident surface 222b. A portion of the bottom portion 222c of the light guide plate 222 bears against the lamp cover 224, and the light source 226 is disposed in the lamp cover 224. In this embodiment, the light source 226 can be a cold cathode glory lamp, a light emitting diode (Ught), or other suitable light source. Figure 5 is a top view of the optical film set of Figure 3, and Figure 6 is a schematic view of the opening and closing of the fastener of Figure 5. Referring to FIG. 3, FIG. 5 and FIG. 6, the optical film set 230 includes a plurality of optical films 232 and two fixing members 234. The fixing members 234 are disposed on opposite sides of the optical film 232 to fix the optical film 2%. Specifically, each of the fixing members 2M has a plurality of fixing pins 234 & and a plurality of engaging holes 234b corresponding to the fixing pins 234a. Each of the opposite sides of each optical film 232 has a plurality of fixing holes 232a corresponding to the fixing pins 234a, and each fixing pin 234a passes through the corresponding fixing hole 232a and is engaged with the corresponding engaging hole 234b. When the back button group of the embodiment is fine, the light source group 220 and the optical film group 230' may be assembled separately, and then the light source group 22 is placed into the first-accommodating space via the second port 2H of the box 21〇. S1 μ, and the optical film group 23 置 is placed into the second accommodating space S2 via the second opening 214 of the phase body 210. Then, the side cover 240 is combined with the case 210. # ' Since the light source group 220 and the optical film group 23〇 are placed in different accommodations*, when the light source 226 of the light source group 220 is damaged and f is replaced, only the side cover 240 takes out the light source group 220. The operation of replacing the light source (10) can be performed, and the time of the backlight module can be dismantled. In addition, the combination of the light source 22 4 〇 and the phase body 2 Η) can save the time when the assembly of the f-light module is fined 201003227 ^. Therefore, compared with the prior art, the backlight module of the present embodiment has the advantages of being easy to disassemble. In addition, since the optical film group MO is not required to be disassembled in the replacement of the light source 226, the optical film Μ2 can be prevented from being damaged. FIG. 7 is a schematic diagram of a backlight module according to another embodiment of the present invention, FIG. 200, ί=上,. Referring to FIG. 7 and FIG. 8 'the backlight module of the embodiment/the moonlight 杈 group 200 above, the following is only for the structure of the backlight module, and the backlight module of the embodiment is located. Carrier = 11 has a plurality of raised portions 219' and below the raised portions 219 220罟. The arrangement of the raised portions 219 reduces the amount of light source between the light source group and the bottom portion 211 of the case 210. It is easier to put in the first housing space (4). Further, the terminal (four) 219 can be integrally formed with the case 210 and serves as a grounding for the light source group 220. Fig. 9 is a schematic view of the liquid crystal display device of the invention. Please refer to the back and forth example of the liquid crystal display device 300 including the liquid crystal display panel 310 with one side 5 2 2 32 () is disposed on the liquid crystal display panel 310 (four) source 322 recording crystal display panel (10). In addition, the backlight ^ σ is one of the backlight module 200 and the backlight module 2 described above. XIAO You: The above-mentioned liquid crystal display device and the back domain group of the present invention have at least the lower space, and the optical enamel group is disposed in the different housings of the box, and only needs to be disassembled. Cover and light source group, without the need to increase the time to save the disassembly and assembly backlight module, the source group is easier; t: i the bottom of the box 2 of the convex portion can not only light - - Within each space, the raised portion can also serve as the ground for the 201003227 group of light sources. [Figure == The scope of the patent application scope is subject to change. An exploded view of a side-lit backlight module is known. Invention - A perspective view of a backlight module of an embodiment. 3 is a cross-sectional view of the backlight module of FIG. 2. 4 is a perspective view of the case and the side cover of FIG. 2. Figure 5 is a top plan view of the optical film set of Figure 3. Figure 6 is a schematic view of the opening and closing of the fixing member of Figure 5. FIG. 7 is a schematic diagram of a backlight module according to another embodiment of the present invention. Figure 8 is a top plan view of the case of Figure 7. Figure 9 is a schematic view of a liquid crystal display device according to an embodiment of the present invention. [Main component symbol description] 200, 200, 320 light source cold cathode fluorescent lamp 224: lamp cover 222: light guide plate 222b: light incident surface 222a: light exit surface reflection sheet 232: optical film upper frame 100 110 112 114 120 122 124 130 140 150 backlight module 12 201003227 160: lower frame 210, 210': box 211: bottom 212: first opening 213, 215, 217: side wall 214: second opening 216: carrying portion 218, 242: lock Solid hole 219: raised portion 220: light source group 222c: bottom portion 226: light source 226a: wire 230: optical film set 234: fixing member 234a: fixing pin 234b: engaging hole 240: side cover 244: hole 250: lock Firmware 300: liquid crystal display device 310: liquid crystal display panel 322: surface light source 51: first accommodating space 52: second accommodating space