Μ3Ό6335 八、新型說明： 【新型所屬之技術領域】 本創作係關於一種導光板及背光模組，尤指一種有關將光學膜片與導光板 呈模組化設計之導光板及背光模組。 【先前技術】 圖1為顯示一習知背光模組之構件分解圖。如圖丨所示，背光模組100係由一 定位框102、一導光板104及一組堆疊之光學膜片1〇6所組成，光學膜片1〇6例如 可為一擴散片108、一X軸稜鏡增光片ii〇a、一γ軸稜鏡增光片11〇b所構成，定位 框102上形成複數缺口 112，各個光學膜片1〇6均對應缺口 112位置形成膜片凸緣 114，以置入定位框102之複數缺口 n2内，藉由定位框缺口 112與膜片凸緣114的 對位效果’使光學膜片106水平限位於定位框1〇2内。 然而，此一設計當導光板頂面10如與定位框1〇2之擋牆頂面1〇2a的距離過小 時，容易造成堆疊之光學膜片106於導光板1〇4滑移而不易組裝，因此，一般會 增加導光板頂面104a與定位框102之擋牆頂面1〇2a的距離，以形成一容許裕度， 方便各光學膜片106的組裝放置，但當存放光學膜片觸的空間較大時，各光學 膜片106間可能因毛邊、空氣、滑動等因素，而無法相互緊密貼合，造成增光片 110a、110b的稜鏡面不平整，而產生牛頓環現象等問題。 【新型内容】 酋一因此本創作之目的在提供一種導光板及導光組件，其能避免光學膜片於 導光板上滑移或鬆動，而能維持光學膜片於導光板上之精確定位。 本創作之另目的在提供一種背光模組，其能於組裝後維持光學膜片之良 ’基板上貼覆有 ，複數定位結構 依本創作之設計，-種導光板包含一基板及複數定位結構 至少一光學，絲學膜片具有複數沿端面凸伸形成之卡角 M3 063 3 5 板織面’各做錄構與練财—高度差，且兩者之連接處 欣口之-卡槽，且定位結構可由—第—凸塊、—第二 構 ，該_接第—牽凸取峨軸械持-_。所構成 2本創作之封，因導光板之織_立設置具有卡狀複數定位 本且“疋位結構設計為與基板具有—高度差，如此當光學則之 ^ =生穩固的嵌合效果，以避免光學膜片之滑移或鬆動， 2 片於導光板上之精確定位。 才尤予胰 再者，本創作提供一種背光模組，其包含一定位框、-反射板、—導光板 播至少=光學刻、—f光源及—遮光反射膠帶，反射板容置歧位框之承載 曰，且導光板疊置於反射板，並背光源設置於導光板之-端侧，且光學膜片堆 =導光板，而絲則形财凸緣讀導光板之定健職合，遮光反 一貼光學則鄰近導光板框緣之區域，藉由遮光反射膠帶之攤平效果可完^ 避免凸緣置人凹槽時可能發生之變形，而可維持良好的絲膜片平整度。 【實施方式】 如下以不同實施例伴隨圖示說明本創作之設計，其中於各個實施例及圖示 出現的相同元件係以同一標號表示。 u圖2為依本創作之_實施例，顯示_導光減計之示意圖。如圖2所示， 4 V光板10係由-基板12及連接該基板1：2之複數定位結構Μ所構成，基板 /、出光面12a、反射面12b及複數面圍設於該基板12外周緣之側表面 以’稷數定位結構Η 一體連伸於該側表面1Sc，各個定位結構Μ以具有高於 、板出光面12a之水平而度較佳，或者定位結構14與基板出光面仏間亦可 位於同一平面而不具高度差，絲面l2e形成有至少兩相對稱之卡榫丨6，且各 卡榫16與一背光模組定位框(未圖示)之凹槽傲合。 圖3為圖2之部份放大示意圖M，以清楚顯示本創作定位結構14之一設計 例。如圖3所示，定位結構14具有兩凸塊141、142及連接兩凸塊141及142 之肋邛143，凸塊141及凸塊142呈間隔狀連接於基板側表面12c，連接兩凸塊 Μ3Ό6335 14卜142之肋部143與基板側表面12c間產生一間隙，且兩凸塊⑷、⑷、肋 部、基板12間圍設形成-卡槽18，並肋部⑷設有—與出光面以呈垂直狀設 置之連接面1咖、及一斜面觸，且斜面觸與連接面⑷&呈 而供兩凸塊Μ刚及該肋部143之頂面連接形成為具有同—高度之^面⑷ 姻時配合圖4之側視圖所示，定位結構14之水平面⑷高出基板出光面^ -段垂直距離d，該凸塊⑷、凸塊142與肋部143之型態及相對位置並不限定 ’僅需能界定出—^槽18即可。 圖5為-示意圖，顯示構成本創作一導光模組之組件。如圖 絲節〇堆疊於導光㈣之編12a，該光學膜片2g例 U抽稜鏡增光片24、及一 γ轴稜鏡增光片26，光學膜片2〇之部份= 凸伸形成*油凸緣28，作為欽雜結構Μ卡槽18的卡角。 圖_示複數光侧卿疊於導光板1Q後之示意圖，圖7為沿圖6之 山-人^切:得之剖面放大圖，用以說明本創作光學膜片2q與定位結構Μ 學膜片2〇置於導光板1〇上時，各光學膜片2〇預先形成之凸 緣:刀別肷入各定位結構14之卡槽18，以獲得精確定位效果，而定位結構Μ M3 咖，偷㈣_麵入伽8，並抵靠於肋部 ，僅—幸1丨:的膜片固定效果，且肋部斜面i43b形成之高度並不限定 僅而此達到平順地抵靠凸緣28之效果即可。 =，如圖4所示，定位結構之水平面i4a高出基板12 距離d ’與複數個光學膜片20堆疊後之厚度相同較佳。 有，作於導光板10之基板12側表面叫蜀立設置具 構14，且該梅構14與導光板丨G之基板12具有一 间又’如此虽光學臈片20之凸緣28置入卡槽 ，相較圖1所示習知利用定位框缺 座玍果 牢固之嵌合效果能完全避免光學膜片 月=抵靠作用之設計，本創作 於導光板10上之精確纽，且私2〜移縫動，而能維持光學膜片20 設計。 鈇（、先予膜片20與導光板10組合成為模組化之 Μ3Ό6335 而可視實際需結構·板上齡齡式絲量並不限定， 表面，且每個側表面連接有^=1，定位結構14可如圖2所示分佈於三個側 接-個定位結構14亦可.A本疋位結構14，或如圖8所示每個侧表面僅連 分佈於三個側表mt如第圖9所示，複數個定減構14並不限定為 „ .^ 刀佈於二個側表面上同樣可提供嵌合效果。 为一方面，如圖5所示 僅需對應卡槽18的位置即可，复為二角之斗凸緣28於光學膜片20上的形成位置 β 4佈方式及數量並不蚊。舉例而言，擴散片 應基板12 -側曰所有定位姓=4倾鏡增光片26 一側之端面，不需同時形成對 片之同一側上交替=峨28，何㈣術於不同光學膜 鏡增光片26形成三個凸缘2 者，如圖8所示，亦可僅於最外層之Υ轴稜 ㈣—凸緣28，§隶外層之光學膜片20與定位結構14嵌合後， 里。、之其他光學膜片2〇(如擴散片22及X軸稜鏡增光片24)可獲得固定效 果；再者如圖Η)所示’光學膜片之凸緣28a、28b形成方式並不限定，例如可 开 =成其置入面寬度與卡槽18之寬度實質相同，俾獲得後合效果之凸緣撕，同 時搭配形成置入面寬度較袖提供抵紋位效果之凸緣挪，當然，光學膜片 2〇之數量並不限定，可視實際需求加以變化。 圖11為-構件分解圖，顯示包含本創作導光板設計之一背光模組％。如圖 =所示，背光模、组30包含-定位框32、一反射板34、一導光板1〇、至少一光 學膜片20、-背光源36，例如在本實施例是由多顆發光二極體組合成之一光桿 (hght bar)’及-遮光片，該遮光片可為一遮光反射膠帶％，反射板％置於定 :框32之承載槽32a内，導光板10疊置於反射板34，且導光板1〇之卡禅％ 肷合於定位框32之凹槽c，例如發光二極體構成之背光源％設置於導光板ι〇 之一端側，且光學膜片20堆疊於導光板10，光學膜片2〇形成有凸緣28以與導 光板10之定位結構14嵌合，遮光反射膠帶38壓貼光學膜片2〇鄰近該導光板 1〇框緣之區域，以覆蓋一液晶顯示面板(未圖示)之非顯示區域，組裝完成之背光 杈組30如圖12之俯視平面圖所示，遮光反射膠帶38圍繞液晶顯示面板顯示區 域44外周的導光板1〇框緣區域，因此，如圖13沿為圖12之8七，線橫切放大 Μ3Ό6335 剖面圖所示，當凸緣28置入凹槽18時，即使有因置人角度關係產生些許挽曲 變形的情況，該撓賴形亦會於背賴㈣組㈣辦，藉由遮歧射膠帶％ 之攤平效果完全消除，維持良好的光學膜片平整度。 / 以上所述僅為舉例性，而非為限制性者。任何未脫離本創作之精神斑射 ㈣敎，嫩編㈣咖•靡 【圖式簡單說明】 圖1為顯示一習知導光模組之構件分解圖。 圖2為依本創作之_實施例，顯示_導光板設計之示意圖。 圖3為圖2之部份放大示意圖M。 圖4為圖2所示之導光板之一側視圖。 圖5為一構件分解圖，顯示構成本創作一導光模組之組件。 圖6顯示複數光學膜片堆疊於導光板後之示意圖。 圖7為沿圖6之A-A’線橫切而得之剖面放大圖。 圖8為顯示本創作另一實施例之示意圖。 圖9為顯示本創作另-實施例之示意圖。 圖1〇為顯示本創作另—實施例之示意圖。 圖11為一構件分解圖，顯示包含本創作導光板設計之一背光模組。 圖12為一背光模組之俯視平面圖。 图/口圖12之線橫切而得之剖面放大圖。 【主要元件符號說明】 10 導光板 12 基板 12a 出光面 12b 反射面 M306335Μ3Ό6335 八, New Description: [New Technology Field] This creation is about a light guide plate and backlight module, especially a light guide plate and backlight module for modular design of optical film and light guide plate. [Prior Art] FIG. 1 is an exploded view showing a conventional backlight module. As shown in FIG. ,, the backlight module 100 is composed of a positioning frame 102, a light guide plate 104, and a set of stacked optical films 1〇6. The optical film 1〇6 can be, for example, a diffusion sheet 108. The X-axis 稜鏡 稜鏡 〇 、 、 、 、 、 、 、 、 、 、 、 , , , , , 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位 定位The optical film 106 is horizontally confined within the positioning frame 1〇2 by being placed in the plurality of notches n2 of the positioning frame 102 by the alignment effect of the positioning frame notch 112 and the diaphragm flange 114. However, in this design, when the distance between the top surface 10 of the light guide plate and the top surface of the retaining wall 1〇2a of the positioning frame 1〇2 is too small, the stacked optical film 106 is easily slipped on the light guide plate 1〇4 and is not easy to assemble. Therefore, the distance between the top surface 104a of the light guide plate and the top surface 1〇2a of the positioning frame 102 is generally increased to form an allowable margin, which facilitates the assembly and placement of the optical films 106, but when the optical film is stored, When the space is large, the optical films 106 may be in close contact with each other due to factors such as burrs, air, sliding, etc., causing unevenness of the surface of the brightness-increasing sheets 110a and 110b, and causing problems such as Newton's ring phenomenon. [New Content] The purpose of this creation is to provide a light guide plate and a light guide assembly that can prevent the optical film from slipping or loosening on the light guide plate, and can maintain precise positioning of the optical film on the light guide plate. Another object of the present invention is to provide a backlight module which can be used to maintain the optical film on the substrate after assembly, and the plurality of positioning structures are designed according to the present invention. The light guide plate comprises a substrate and a plurality of positioning structures. At least one optical, silky film has a plurality of card angles formed along the end face convex M3 063 3 5 plate weaving surface 'each recording and practicing wealth - height difference, and the connection between the two is the mouth - card slot, And the positioning structure can be - the first bump, the second structure, the _ joint first - the convex convex 峨 axis mechanical holding - _. The seal of the two creations is composed of a card-shaped complex positioning device and the "clamping structure is designed to have a height difference from the substrate, so that when the optical is the same, the solid-filled effect is achieved. In order to avoid the slip or looseness of the optical film, the precise positioning of the two pieces on the light guide plate. In particular, the present invention provides a backlight module comprising a positioning frame, a reflection plate, and a light guide plate. At least = optical engraving, -f light source and - shading reflective tape, the reflecting plate accommodates the carrying frame of the dislocation frame, and the light guiding plate is stacked on the reflecting plate, and the backlight is disposed on the end side of the light guiding plate, and the optical film Heap = light guide plate, while the wire is shaped to read the light guide plate, and the light-shielding anti-adhesive optical is adjacent to the area of the frame of the light guide plate, and the flattening effect of the light-shielding reflective tape can be completed. Deformation that may occur when a person is placed in a groove, and a good flatness of the silk film can be maintained. [Embodiment] The design of the present invention is illustrated with different embodiments as follows, wherein the same applies to the various embodiments and illustrations. Components are given the same label Figure 2 is a schematic diagram showing the light-reducing light reduction according to the embodiment of the present invention. As shown in Fig. 2, the 4 V light plate 10 is composed of a substrate 12 and a plurality of positioning structures connected to the substrate 1:2. The substrate/the light-emitting surface 12a, the reflective surface 12b, and the plurality of surfaces are disposed on the side surface of the outer periphery of the substrate 12, and are integrally connected to the side surface 1Sc by a plurality of positioning structures, and the respective positioning structures are higher than The level of the light-emitting surface 12a of the board is preferably good, or the positioning structure 14 and the light-emitting surface of the substrate may be located on the same plane without a height difference, and the silk surface l2e is formed with at least two symmetrical cards 6 and each card 16 is proud of the groove of a backlight module positioning frame (not shown). Fig. 3 is a partial enlarged view M of Fig. 2 to clearly show a design example of the present positioning structure 14. As shown in Fig. 3, The positioning structure 14 has two protrusions 141 and 142 and ribs 143 connecting the two protrusions 141 and 142. The protrusions 141 and the protrusions 142 are connected to the substrate side surface 12c in a spaced manner, and connect the ribs of the two protrusions Ό3Ό6335 14 142 a gap is formed between the portion 143 and the substrate side surface 12c, and the two bumps (4), (4), ribs, The plate 12 is formed with a card slot 18, and the rib portion (4) is provided with a connecting surface 1 and a sloped surface which are arranged perpendicularly to the light emitting surface, and the inclined surface contacts the connecting surface (4) & The top surface of the rib 143 and the rib 143 are formed to have the same-height surface (4). The horizontal plane of the positioning structure 14 is higher than the vertical distance d of the substrate illuminating surface. The shape and relative position of the bump (4), the bump 142 and the rib 143 are not limited to 'only need to define the groove 18'. FIG. 5 is a schematic view showing the light guiding module constituting the present creation. The component is as shown in Fig. 12a, which is stacked in the light guide (4), 12a, the optical film 2g, the U-twisted brightness enhancement sheet 24, and the γ-axis 稜鏡 brightness enhancement sheet 26, the optical film 2 〇 part = The projections form an oil flange 28 which serves as a card corner of the dowel-shaped latching groove 18. Figure _ shows a schematic diagram of the complex light side stacked on the light guide plate 1Q, and Fig. 7 is a cross-sectional enlarged view along the mountain-human cut of Fig. 6 to illustrate the optical film 2q and the positioning structure. When the sheet 2 is placed on the light guide plate 1 , the optical film 2 is formed into a pre-formed flange: the knife is inserted into the card slot 18 of each positioning structure 14 to obtain a precise positioning effect, and the positioning structure Μ M3 coffee, Stealing (4) _ face into gamma 8, and abutting the ribs, only fortunately, the diaphragm fixing effect, and the height of the rib slope i43b is not limited only to achieve a smooth abutment against the flange 28 The effect is fine. =, as shown in Fig. 4, the horizontal plane i4a of the positioning structure is preferably the same as the thickness d of the substrate 12 after stacking the plurality of optical films 20. The side surface of the substrate 12 on the light guide plate 10 is called a standing structure 14, and the substrate 14 of the plume 14 and the light guide plate 丨G has a space therebetween. Thus, the flange 28 of the optical cymbal 20 is placed. The card slot, compared with the conventional one shown in FIG. 1 , can completely avoid the design of the optical film month=the abutting effect, and the precision of the light guide plate 10 is private. 2~ Shifting movement while maintaining the design of the optical diaphragm 20.鈇(, the membrane 20 and the light guide plate 10 are combined to form a modular Μ3Ό6335, which can be visually determined according to the actual structure. The age of the plate is not limited, the surface, and each side surface is connected with ^=1, positioning The structure 14 may be distributed on three side-to-one positioning structures 14 as shown in FIG. 2 or A. The clamping structure 14 or each side surface as shown in FIG. 8 is only distributed in three side tables mt. As shown in Fig. 9, the plurality of fixed structures 14 are not limited to „.^ The knife cloth can also provide a fitting effect on the two side surfaces. On the one hand, as shown in Fig. 5, only the position corresponding to the card slot 18 is required. That is, the formation position of the two-corner bucket flange 28 on the optical film 20 is not the mosquito. For example, the diffusion sheet should be the substrate 12 - side 曰 all positioned last name = 4 tilting mirror The end face of one side of the brightness enhancement sheet 26 does not need to be formed on the same side of the pair of sheets at the same time alternately = 峨 28, and (4) is formed by three different flanges of different optical film mirrors 26, as shown in FIG. Only the outermost ridge shaft (4) - flange 28, § the optical film 20 of the outer layer is fitted with the positioning structure 14, and the other optical film 2 〇 ( The diffusion sheet 22 and the X-axis 稜鏡 light-increasing sheet 24) can obtain a fixing effect; further, the manner in which the flanges 28a and 28b of the optical film are formed is not limited, for example, it can be opened and placed into the surface. The width is substantially the same as the width of the slot 18, and the flange of the rear effect is obtained, and the flange of the insertion surface is formed to be offset from the sleeve by the sleeve. Of course, the number of the optical diaphragm 2 is not The definition is changed according to the actual needs. Figure 11 is an exploded view of the component showing the backlight module % of the design of the light guide plate. As shown in Fig., the backlight module and the group 30 include a positioning frame 32 and a reflection plate. 34. A light guide plate, at least one optical film 20, and a backlight 36. For example, in the embodiment, a plurality of light emitting diodes are combined into a hght bar and a light shielding film. The sheet may be a light-shielding reflective tape%, the reflection plate% is placed in the bearing groove 32a of the frame 32, the light guide plate 10 is stacked on the reflection plate 34, and the light guide plate 1 is clamped to the positioning frame 32. The recess c, for example, the backlight of the light-emitting diode is disposed on one end side of the light guide plate ι, The optical film 20 is stacked on the light guide plate 10, and the optical film 2 is formed with a flange 28 for fitting with the positioning structure 14 of the light guide plate 10. The light-shielding reflective tape 38 is pressed against the optical film 2, adjacent to the light guide plate. The area of the frame edge covers a non-display area of a liquid crystal display panel (not shown), and the assembled backlight unit 30 is shown in a top plan view of FIG. 12, and the light-shielding reflective tape 38 surrounds the periphery of the liquid crystal display panel display area 44. The light guide plate 1 is in the frame edge region. Therefore, as shown in FIG. 13 along the eight-seventh of FIG. 12, the line is transversely enlarged and enlarged as shown in the cross-sectional view of the Μ3Ό6335. When the flange 28 is placed in the groove 18, even if there is a relationship due to the angle of the person In the case of a slight deformation, the scratching will also be carried out in the group (4). The flattening effect of the astigmatism tape is completely eliminated, and the flatness of the optical film is maintained. The above description is for illustrative purposes only and not as a limitation. Anything that does not deviate from the spirit of this creation (4) 敎, tender (4) coffee • 靡 [Simplified illustration] Figure 1 is an exploded view of a conventional light guide module. FIG. 2 is a schematic diagram showing the design of the light guide plate according to the embodiment of the present invention. Figure 3 is a partial enlarged view M of Figure 2. 4 is a side view of the light guide plate shown in FIG. 2. FIG. 5 is an exploded view of the component showing the components constituting the light guiding module of the present invention. Figure 6 shows a schematic diagram of a plurality of optical films stacked behind a light guide plate. Fig. 7 is an enlarged cross-sectional view taken along line A-A' of Fig. 6. Figure 8 is a schematic view showing another embodiment of the present creation. Figure 9 is a schematic view showing another embodiment of the present creation. Figure 1 is a schematic view showing another embodiment of the present creation. FIG. 11 is an exploded view of a component showing a backlight module including the design of the present light guide plate. Figure 12 is a top plan view of a backlight module. The cross-sectional view of the cross-section of the figure/port diagram 12 is shown. [Main component symbol description] 10 Light guide plate 12 Substrate 12a Light exit surface 12b Reflective surface M306335
12c 側表面 14 定位結構 14a 水平面 16 卡榫 18 卡槽 20 光學膜片 22 擴散片 24 X軸稜鏡增光片 26 Y軸稜鏡增光片 28、28a、28b 凸緣 30 背光模組 32 定位框 32a 定位框承載槽 34 反射板 36 背光源 38 遮光反射膠帶 42 凹槽 44 顯示區域 100 導光模組 102 定位框 102a 擋牆頂面 104 導光板 104a 導光板頂面 106 光學膜片 108 上擴散片 110a、 110b 增光片 112 缺口 M306335 114 膜片凸緣 14卜 142 凸塊 143 肋部 143a 連接面 143b 斜面12c side surface 14 positioning structure 14a horizontal plane 16 cassette 18 card slot 20 optical diaphragm 22 diffuser 24 X-axis 稜鏡 brightness enhancement sheet 26 Y-axis 稜鏡 brightness enhancement sheet 28, 28a, 28b flange 30 backlight module 32 positioning frame 32a Positioning frame bearing groove 34 Reflecting plate 36 Backlight 38 Light-shielding reflective tape 42 Groove 44 Display area 100 Light guide module 102 Positioning frame 102a Retaining wall top surface 104 Light guide plate 104a Light guide plate top surface 106 Optical film 108 Upper diffusion sheet 110a , 110b glossing 112 notch M306335 114 diaphragm flange 14 142 bump 143 rib 143a connecting surface 143b bevel