1375089 九、發明說明: 【發明所屬之技術領域】 本發明是有關於一種背光模組,特別是有關於一種具 有可固定發光條體之固定肋的背光模組。 【先前技術】 現今顯示裝置之背光模組是以多個發光條體(Hght bar)為主之平面光源為目前的發展趨勢,以提供顯示裝置 足夠之照明光線,其中發光條體的固定方式將影響背光模 組大量組裝下的製程順暢性。通常傳統發光條體的固定方 式係對每一組發光條體逐一地進行鎖固之程序,如此一 來,發光條體的數量越多,組裝發光條體所需之時間與成 本也就越高,更不提拆卸發光條體所需之時間與成本。 有鑑於此,利用連續壓迫任二發光條體之對應長邊之 固定方式便被提出,其係將許多壓迫件分別放置於任二發 光條體之對應長邊間,藉由直接鎖固此壓迫件於背板上, 使得壓迫件之兩長邊可分別壓迫於此二發光條體之對應長 邊上,使得壓迫件可進而使此二發光條體固定於背板上。 然而’單一壓迫件一次可固定發光條體之數量有限’ 且此壓迫件之體積受限於任二發光條體間之空間,如此, 此種固定方式仍有改善組裝時間及製程流暢性的空間。 【發明内容】 本發明之目的之一是在提供一種背光模組,以縮短組 1375089 裝及拆解之時間,改善其製程流暢性。 本發明之目的之-是在提供一種背光模組,以增加可 固定發光條體之數量。 本發明之目的之-是在提供—種背光模組以提供不 需受限於任二發光條體間之空間的固定方式。 根據上述之目的,本發明提供一種背光模組,背光模 組包括一背板、多個發光條體及一固定肋。各發光條體並 列地設於背板上,其上分別排列多個LED發光模組。固定 肋共同設於每一個發光條體上’且跨越至少一發光條體, 並藉由多個固定柱分別固定每一發光條體於背板上。 本發明之一第一實施例中,固定肋可設於此些發光條 體之同一方向之末端上,或設於此些發光條體兩對應端之 間。此實施例令,固定肋最佳可與此些發光條體成正交狀, 使得固定肋可同時壓迫此些發光條體,以同時將多個發光 條體固定於背板上。 本發明之一第二實施例中,固定柱可與固定肋分離, 為獨立之物件,包括頂帽部及突出部,突出部自頂帽部之 一側朝外延伸。或者,固定柱可一體成型地製作並排列於 固定肋之一面’並自固定肋之一面朝外延伸一突出部。其 中無論固定柱係與固定肋分離或一體成型,突出部之材質 並不限於塑膠、橡膠、矽膠、乳膠或金屬等。 本發明之一第三實施例中,背板對應此些發光條體之 第二貫穿孔分別具有一柱狀之連接部。當各發光條體設於 背板上時’背板上之連接部可穿過此些發光條體之第二貫 1375089 穿孔,並與突出部相耦接,以實現此些發光條體可固定於 背板上之方式。 最後,本發明背光模組之固定肋可跨越至少二個發光 條體,並共同地壓迫於每一個發光條體上,不僅縮短了組 裝及拆解固定肋之操作時間、增加了可固定發光條體之數 量,而且亦不需受限於任二發光條體間之空間。 【實施方式】 以下將以圖示及詳細說明清楚說明本發明之精神,如 熟悉此技術之人員在瞭解本發明之實施例後,當可由本發 明所教示之技術,加以改變及修飾,其並不脫離本發明之 精神與範圍。 本發明揭示出一種背光模組,請參閱第丨圖及第2圖 所示,第1圖為本發明根據第一實施例之一種組合示意圖。 第2圖為本發明根據第一實施例中之另一種組合示意圖。 背光模組包括一背板卜多個發光條體2及一固定肋3、3,。 各發光條體2’例如為電路板上分別排列多個發光二極體發 光模組21 (即LED封裝模組,簡稱LED發光模組),且發 光條體2並列地設於背板1上。固定肋3、3’之整體外型呈 帶狀(可呈長條形,見第1圖,或由多個圓形部35所串連 而成,見第2圖),可跨越至少一發光條體2以共同地壓迫 於每一個發光條體2上。如此,透過固定肋3、3,上之多個 固定柱31、31’,使得固定助3、3,可共同將每一發光條體 2固定於背板1上。 1375089 根據以上之描述,本發明將揭露數個實施例以進一步 闡明本案固定肋3、3’、固定柱31、31’及所搭配背板1之 技術特徵。 本發明之一第一實施例中,復見第1圖及第2圖所示, 關於上述固定肋3、3,跨越發光條體2以共同地壓迫發光條 體2上之實際位置,固定肋3可(i)如第1圖所示,設於 此些發光條體2之同一方向之側邊(或末端)上,或固定 肋3’可(ii)如第2圖所示,設於此些發光條體2兩對應端 之間。此實施例中,固定肋3、3’最佳可與此些發光條體2 成正交,使得固定肋3、3,可同時壓迫此些發光條體2,以 同時將多個發光條體2固定於背板1上。 惟上述僅為固定肋3、3’於此些發光條體2上之較佳位 置’本發明並不侷限固定肋3、3’於發光條體2上之實際位 置’只要固定肋3、3’得以共同地壓迫發光條體2,使得此 些發光條體2可被固定柱31、31,固定於背板1上即可。 本發明之一第二實施例中,復見第3圖及第4圖所示, 第3圖及第4圖均為根據第二實施例中之二種分解圖。關 於固定柱31、31,與固定肋3、3,之型態變化,固定柱31 可(0如第3圖所示,與固定肋3分離,為獨立之物件, 包括一頂帽部311及一突出部312 ,突出部312自頂帽部 311之一側朝外延伸。當固定肋3 一同使每一發光條體2 固定於背板1上時,藉由固定柱31之突出部312分別穿過 固定肋3之第一貫穿孔3〇及發光條體2之第二貫穿孔 而使此些發光條體2固定於背板丨上。 IS) 8 或者固定柱3i’可(ii)如第4圖所示,一體成型地製 作並排列於固定肋3,之一面,為一自固定肋3,之一面朝外 =伸之犬出。p 332。當固定肋3’ -同使每—發光條體2固 疋於者板1上時’冑由固定肋3,之突出部M2分別穿過發 光條體2之第—貫穿孔22’而使此些發光條體2固定於背 板1上。 其中無論ID定柱31與固^肋3分離或固定柱31’與固 定肋3’-體成型,固定肋3、3,於第3圖及第4圖中之形狀 僅供參考,並非代表與固定柱31分離或與固定柱Η,一體 成型之固定肋3、3,即受限於圖中之形狀限制。 突出部312、332並不限於塑膠、橡膠、㈣、乳膠或 金屬等材質,如此,當使用者於此些發光條體2上組裝或 拆解固定肋3、3,時,固定柱31、31,可更快速地被於此些 發光條體2上組裝或拆解,以縮短操作時間,增進其製程 流暢性。 ' 本發明之一第三實施例中,復見第5a圖至第5c圖所 示,為根據第三實施例中之背板丨與固定肋3、3,相耦接之 型態變化之多種組合示意圖。背〖對應此些發光條體2 之第二貫穿孔22分別具有一柱狀之連接部u<)當各發光條 體2設於背板1上時,背板丨上之連接部u可穿過此些發 光條體2之第二貫穿孔22,並與突出部312、332相耦接, 以實現此些發光條體2可固定於背板丨上之方式。 其中背板1之連接部11與突出部312、332相耦接之 型態變化包括: 1375089 ⑴如第化圖所示,突出部312、332於 11凹設有一開口 333’當連接部π穿過第二貫穿孔22後: 連接部U穿過第二貫穿孔22外之部份可插接至此開口 333,使得背板!之連接㈣得以與突出部312 332相輕 接。其中此開口 333可縱向貫穿(如第5a i圖所示,為突 出部312、332之另一變化示意圖)或不需縱向貫穿此固定 枉31 ;1375089 IX. Description of the Invention: [Technical Field] The present invention relates to a backlight module, and more particularly to a backlight module having a fixing rib capable of fixing a light-emitting strip. [Prior Art] Nowadays, the backlight module of the display device is a planar light source mainly composed of a plurality of light bars (Hght bar) as the current development trend, so as to provide sufficient illumination light for the display device, wherein the fixing manner of the light bar is Affects the smoothness of the process of a large number of assembled backlight modules. Generally, the fixing manner of the conventional light-emitting strip is a program for locking each group of the light-emitting strips one by one, so that the more the number of the light-emitting strips, the higher the time and cost required for assembling the light-emitting strips. Not to mention the time and cost required to disassemble the illuminating strips. In view of this, it is proposed to continuously press the corresponding long side of any two light-emitting strips, which is to place a plurality of pressing members between the corresponding long sides of any two light-emitting strips, by directly locking the compression The two sides of the pressing member are respectively pressed against the corresponding long sides of the two light-emitting strips, so that the pressing member can further fix the two light-emitting strips on the backing plate. However, 'a single compression member can fix a limited number of light-emitting strips at a time' and the volume of the compression member is limited by the space between any two light-emitting strips. Thus, the fixing method still has a space for improving assembly time and process fluency. . SUMMARY OF THE INVENTION One object of the present invention is to provide a backlight module to shorten the time of assembly and disassembly of the group 1375089 and improve the process fluency thereof. It is an object of the present invention to provide a backlight module to increase the number of illuminable strips that can be attached. It is an object of the present invention to provide a backlight module that provides a means of securing that does not require space limitations between any of the two strips. According to the above object, the present invention provides a backlight module, which comprises a back plate, a plurality of light strips and a fixing rib. Each of the illuminating strips is disposed in parallel on the backing plate, and a plurality of LED illuminating modules are respectively arranged thereon. The fixing ribs are disposed on each of the illuminating strips and span at least one of the illuminating strips, and each of the illuminating strips is fixed to the backing plate by a plurality of fixing posts. In a first embodiment of the present invention, the fixing ribs may be disposed at the ends of the illuminating strips in the same direction or between the corresponding ends of the illuminating strips. In this embodiment, the fixing ribs are preferably orthogonal to the illuminating strips such that the fixing ribs simultaneously press the illuminating strips to simultaneously fix the plurality of illuminating strips to the backing plate. In a second embodiment of the present invention, the fixing post is separable from the fixing rib and is a separate article, including a top cap portion and a protruding portion, the protruding portion extending outward from a side of the top cap portion. Alternatively, the fixing post may be integrally formed and arranged on one side of the fixing rib 'and a projection extending outward from one of the fixing ribs. Regardless of whether the fixed column and the fixed rib are separated or integrally formed, the material of the protrusion is not limited to plastic, rubber, silicone, latex or metal. In a third embodiment of the present invention, the second through-holes of the back plate corresponding to the light-emitting strips respectively have a column-shaped connecting portion. When the illuminating strips are disposed on the backing plate, the connecting portion on the backing plate can be pierced through the second through 1375089 of the illuminating strips, and coupled with the protruding portion, so that the illuminating strips can be fixed. The way on the backboard. Finally, the fixing rib of the backlight module of the present invention can span at least two illuminating strips and jointly press on each of the illuminating strip bodies, thereby shortening the operation time of assembling and disassembling the fixing ribs and increasing the fixable illuminating strips. The number of bodies, and does not need to be limited by the space between any two light strips. BRIEF DESCRIPTION OF THE DRAWINGS The spirit of the present invention will be clearly described in the following description and the detailed description of the embodiments of the present invention, which can be modified and modified by the teachings of the present invention, The spirit and scope of the invention are not departed. The present invention discloses a backlight module, which is shown in the drawings and FIG. 2, and FIG. 1 is a schematic diagram of a combination according to the first embodiment of the present invention. Fig. 2 is a schematic view showing another combination of the present invention according to the first embodiment. The backlight module comprises a back plate, a plurality of light strips 2 and a fixing rib 3, 3. Each of the illuminating strips 2 ′ is arranged on the circuit board, for example, a plurality of LED illuminating modules 21 (ie, LED package modules, referred to as LED illuminating modules), and the illuminating strips 2 are arranged side by side on the backing plate 1 . . The overall shape of the fixing ribs 3, 3' is strip-shaped (can be elongated, see Fig. 1, or formed by a plurality of circular portions 35, see Fig. 2), which can span at least one illuminating The strips 2 are pressed together on each of the illuminating strips 2 in common. Thus, the fixing bars 3, 3 are fixed through the fixing ribs 3, 3, and the fixing bars 3, 3 are fixed to each of the illuminating strips 2 to be fixed to the backing plate 1. 1375089 In light of the above description, the present invention will disclose several embodiments to further clarify the technical features of the fixing ribs 3, 3', the fixing posts 31, 31' and the backing plate 1 of the present invention. In a first embodiment of the present invention, as shown in Figs. 1 and 2, the fixing ribs 3, 3 cross the illuminating strip 2 to collectively press the actual position on the illuminating strip 2, and the rib is fixed. 3 (i) as shown in Fig. 1, provided on the side (or end) of the same direction of the light-emitting strips 2, or the fixed ribs 3' may be (ii) as shown in Fig. 2, The light strips 2 are between the two corresponding ends. In this embodiment, the fixing ribs 3, 3' are preferably orthogonal to the illuminating strips 2 such that the fixing ribs 3, 3 can simultaneously press the illuminating strips 2 to simultaneously illuminate the plurality of illuminating strips. 2 is fixed on the backboard 1. However, the above is only the preferred position of the fixing ribs 3, 3' on the illuminating strips 2. The present invention does not limit the actual position of the fixing ribs 3, 3' on the illuminating strip 2 as long as the fixing ribs 3, 3 'The illuminating strips 2 can be pressed together so that the illuminating strips 2 can be fixed to the backing plate 1 by the fixing posts 31, 31. In a second embodiment of the present invention, FIGS. 3 and 4 are shown in the drawings, and FIGS. 3 and 4 are both exploded views according to the second embodiment. Regarding the fixed columns 31, 31, and the fixed ribs 3, 3, the type of the fixed column 31 can be separated from the fixed rib 3 as shown in Fig. 3, which is a separate object, including a top hat portion 311 and a protruding portion 312 extending outward from one side of the top cap portion 311. When the fixing rib 3 is used to fix each of the illuminating strips 2 to the backing plate 1, the protruding portions 312 of the fixing posts 31 are respectively The light-emitting strips 2 are fixed to the back plate by passing through the first through holes 3 of the fixing ribs 3 and the second through holes of the light-emitting strips 2. IS) 8 or the fixed post 3i' can be (ii) As shown in Fig. 4, one side of the fixing rib 3 is integrally formed and arranged, and is a self-fixing rib 3, one of which faces outwardly and extends out of the dog. p 332. When the fixing ribs 3' - together with each of the illuminating strips 2 being fixed to the panel 1 - are made by the fixing ribs 3, the protruding portions M2 respectively pass through the first through holes 22' of the illuminating strips 2 The light strips 2 are fixed to the back sheet 1. Wherein the ID column 31 and the fixing rib 3 are separated or the fixing post 31' and the fixing rib 3' are formed, the fixing ribs 3, 3, and the shapes in the third and fourth figures are for reference only, and are not representative The fixing post 31 is separated or fixed with the fixing post, and the integrally formed fixing ribs 3, 3 are limited by the shape in the drawing. The protruding portions 312, 332 are not limited to materials such as plastic, rubber, (4), latex or metal. Thus, when the user assembles or disassembles the fixing ribs 3, 3 on the light-emitting strips 2, the fixing posts 31, 31 It can be assembled or disassembled more quickly on these illuminating strips 2 to shorten the operation time and improve the process fluency. In a third embodiment of the present invention, as shown in Figs. 5a to 5c, a variety of types of coupling of the back plate and the fixing ribs 3, 3 according to the third embodiment are shown. Combination diagram. The second through-holes 22 corresponding to the light-emitting strips 2 respectively have a columnar connecting portion u<) when the respective light-emitting strips 2 are disposed on the backing plate 1, the connecting portion u on the backing plate can be worn The second through holes 22 of the light strips 2 are coupled to the protrusions 312 and 332 to achieve the manner in which the light strips 2 can be fixed on the back sheet. The type change of the connecting portion 11 of the backboard 1 coupled to the protruding portions 312, 332 includes: 1375089 (1) As shown in the first embodiment, the protruding portions 312, 332 are recessed at 11 with an opening 333' when the connecting portion is π worn. After passing through the second through hole 22: a portion of the connecting portion U that passes outside the second through hole 22 can be inserted into the opening 333, so that the back plate! The connection (4) is lightly coupled to the projection 312 332. The opening 333 can be longitudinally penetrated (as shown in FIG. 5a, which is another variation of the protrusions 312, 332) or does not need to extend longitudinally through the fixing 枉 31;
(u)如第5b圖所示,連接部u於面對突出部312、 332凹設有-凹槽12,當連接部u穿過第:貫穿孔m 突出部312、332可插接至連接部u之凹槽12中,使得背 板1之連接部11得以與突出部312、332相麵接; (iii)如第5c圖所示,連接部u於面對突出部312、 332具f穿槽13 ’貫穿槽13縱向貫穿連接部u及背板 1。且突出部312、332末端具一卡固凸塊34、34,、34”(如 第5c圖、第5c-i圖及第5c-2圖所示,第5cM圖及第5c_2 圖為卡固凸塊34’、34,’之其他變化示意圖)。當連接部u 穿過第二貫穿孔22後,突出部312、332可插接至連接部 11之貫穿槽13中,且突出部312、332之卡固凸塊34、34,、 34’’可伸出背板1且卡固於背板1上。其中卡固凸塊之形狀 可呈球狀34、圓錐狀34,或箭頭狀34”,但本發明並不侷限 於卡固凸塊34、34,、34,,之形狀。 另外’見第6圖所示,本發明固定肋3之支撐件36於 上述實施例之操作示意圖。固定肋3背對突出部312、332 之一面分別具有多個支撐件36,此些支撐件36用以支撐背 10 1375089 光模組中之任一光學元件5 (如:擴散板),以簡化支撐件 36之組裝設計。 最後,本發明背光模組之3、3’可跨越多個發光條體2 (至少超過二個發光條體2)並共同地壓迫於每—個發光條 體2上,不僅縮短了組裝及拆解固定肋3、3,之操作時間、 增加了可固定發光條體2之數量,而且亦不需受限於任二 發光條體2間之空間。然而,本發明背光模組並不限於上 述描述’固定肋3可依實際需求調整固定肋3、3,之尺寸長 度及使用數量等。 而且本發明所揭露如上之各實施例中,並非用以限定本 發明,任何熟習此技藝者,在不脫離本發明之精神和範圍 内’當可作各種之更動與潤飾,因此本發明之保護範圍當 視後附之申請專利範圍所界定者為準。 【圖式簡單說明】 為讓本發明之上述和其他目的、特徵、優點與實施例 育匕更明顯易懂,所附圖式之詳細說明如下: 第1圖繪示本發明根據第一實施例之一種組合示意圖。 第2圖繪示本發明根據第一實施例中之另一種組合示 意圖。 第3圖繪示本發明根據第二實施例中之一種分解圖。 第4圖繪示本發明根據第二實施例中之另一種分解圖。 第5a圖繪示本發明根據第三實施例中之背板與固定肋 m 11 1375089 相耦接之型態變化i之組合示意圖。 第5a-l圖繪示本發明第5a圖中突出部 33 °丨之另一變化示意 圖。 第5b圖繪示本發明根據第三實施例中之背板與固定肋 相耦接之型態變化ii之組合示意圖。 第5c圖纟f·示本發明根據第二實施例中之背板與固定肋 相耦接之型態變化iii之組合示意圖。 第5c-1圖讀·示本發明第5c圖中卡固凸塊之另一變化示 意圖。 第5c-2圖繪示本發明第5c圖中卡固凸塊之又一變化示 意圖。 第6圖繪示本發明固定肋之支撐件之操作示意圖。 31、31’ :固定柱 3 11 :頂帽部 312、332 :突出部 333 :開口 34、34,、34” :卡固凸塊 3 5 :圓形部 36 :支撐件 5 :光學元件 【主要元件符號說明】 1:背板 11連接部 12 :凹槽 U :貫穿槽 2:發光條體 21 : LED發光模組 22 :第二貫穿孔 3 ' 3,:固定肋 30 :第一貫穿孔 i S] 12(u) as shown in FIG. 5b, the connecting portion u is recessed with the groove 12 in the facing protrusions 312, 332, and when the connecting portion u passes through the through hole m, the protruding portions 312, 332 can be plugged to the connection In the groove 12 of the portion u, the connecting portion 11 of the backing plate 1 is brought into contact with the protruding portions 312, 332; (iii) as shown in Fig. 5c, the connecting portion u is facing the protruding portions 312, 332 with f The through groove 13' penetrates the groove 13 longitudinally through the connecting portion u and the backing plate 1. And the ends of the protruding portions 312 and 332 have a fastening bump 34, 34, 34" (as shown in FIG. 5c, 5c-i and 5c-2, the 5cM and 5c_2 are stuck) a further variation of the bumps 34', 34, '. After the connecting portion u passes through the second through hole 22, the protruding portions 312, 332 can be inserted into the through slot 13 of the connecting portion 11, and the protruding portion 312, The locking projections 34, 34, 34" of the 332 can extend out of the backing plate 1 and be fastened to the backing plate 1. The shape of the locking projections can be spherical 34, conical 34, or arrow shaped 34. However, the invention is not limited to the shape of the snap projections 34, 34, 34, . Further, as seen in Fig. 6, the support member 36 of the fixing rib 3 of the present invention is schematically illustrated in the above embodiment. The fixing rib 3 has a plurality of supporting members 36 on one side of the protruding portions 312 and 332 respectively. The supporting members 36 are used to support any optical element 5 (such as a diffusion plate) of the back 10 1375089 optical module to simplify The assembly design of the support member 36. Finally, the backlight module 3, 3' of the present invention can span a plurality of light-emitting strips 2 (at least more than two light-emitting strips 2) and are commonly pressed against each of the light-emitting strips 2, thereby shortening assembly and disassembly. The operation time of the fixing ribs 3, 3 is increased, and the number of the illuminable strips 2 can be fixed, and the space between the two illuminating strips 2 is not limited. However, the backlight module of the present invention is not limited to the above description. The fixing rib 3 can adjust the fixing ribs 3, 3 according to actual needs, the size and the number of uses, and the like. Further, the present invention is not limited to the embodiments of the present invention, and any one skilled in the art can make various modifications and retouchings without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached. BRIEF DESCRIPTION OF THE DRAWINGS In order to make the above and other objects, features, advantages and embodiments of the present invention easier to understand, the detailed description of the drawings is as follows: FIG. 1 illustrates the first embodiment of the present invention. A combination diagram. Fig. 2 is a view showing another combination of the present invention according to the first embodiment. Figure 3 is an exploded view of the present invention in accordance with a second embodiment. Fig. 4 is a view showing another exploded view of the present invention in accordance with the second embodiment. FIG. 5a is a schematic diagram showing the combination of the type change i coupled to the fixing rib m 11 1375089 according to the third embodiment of the present invention. Fig. 5a-1 is a schematic view showing another variation of the projection 33 in Fig. 5a of the present invention. Fig. 5b is a schematic view showing the combination of the type change ii of the back plate coupled to the fixed rib according to the third embodiment of the present invention. Fig. 5c is a schematic view showing the combination of the type change iii of the back plate coupled to the fixed rib according to the second embodiment of the present invention. Fig. 5c-1 is a view showing another variation of the reinforcing bumps in Fig. 5c of the present invention. Fig. 5c-2 is a diagram showing still another variation of the retaining bumps in Fig. 5c of the present invention. Figure 6 is a schematic view showing the operation of the support member of the fixing rib of the present invention. 31, 31': fixing post 3 11 : top cap portion 312, 332: protruding portion 333: opening 34, 34, 34": locking projection 3 5: circular portion 36: support member 5: optical element [mainly Description of component symbols: 1: Backplane 11 connecting portion 12: Groove U: Through slot 2: Light strip 21: LED lighting module 22: Second through hole 3 '3,: Fixing rib 30: First through hole i S] 12