M340470 八、新型說明： 【新型所屬之技術領域】 本創作涉及一種液晶顯示裝置，尤其涉及一種具有雙 屏的液晶顯示裝置。 【先前技術】 按，當前習知的具有雙屏的液晶顯示裝置包括主屏、 副屏、背光模組及框架，其中主屏、副屏及背光模組固定 於框架上。 惟，上述習知技術在將副屏組裝於框架上時，需採用 治具定位，這容易產生粉塵而污染產品，並且使用治具會 造成耗費工時及導致生產成本較高。 【新型内容】 本創作之目的係針對上述習知技術之不足而提供一種 生產成本低、耗費工時少的具有雙屏的液晶顯示裝置。 為達成上述目的，本創作提供了一種具有雙屏的液晶 顯示裝置，包括一框架、固定在框架内的背光模組、主屏 及固定在框架上的副屏。該框架包括一外殼，該外殼具有 一基板，基板上凸伸有複數個擔牆。副屏固定在框架之外 殼上，其邊緣抵於擂牆上。 為達成上述目的，本創作提供了另一種具有雙屏的液 晶顯示裝置，包括一框架、固定在框架内的背光模組、主 屏及固定在框架上的副屏。該框架包括一主框，該主框具 M340470 有一基板，基板上凸伸有複數個擂牆。副屏固定在框架之 主框上，其邊緣抵於擋牆上。 如上所述，在本創作具有雙屏的液晶顯示裝置之組裝 過程中將副屏固定於框架上時，可使副屏的邊緣抵於擋牆 上而達成定位，從而不必使用治具即可將副屏組裝於框架 上，因此可降低具有雙屏的液晶顯示裝置的生產成本、節 省其組裝工時。 【實施方式】 為詳細說明本創作之技術内容、構造特徵、所達成目 的及功效，以下茲例舉實施例並配合圖式詳予說明。 請參閱第一圖和第二圖，本實施例具有雙屏的液晶顯 示裝置包括一框架、一固定於該框架内的主屏30、背光模 組20及一固定於該框架上的副屏40。該框架由一外殼11、 一内框12及一蓋框13組成。 請參閱第二圖、第三圖和第四圖，外殼11具有一呈矩 形板狀的基板110,基板110的各邊緣皆垂直向上彎折延伸 有一侧牆111。侧牆111上開設有複數個卡槽112及凸設有 複數個卡塊113。其中一侧牆111上還開設有外殼開口 114。基板110上開設有一呈矩形的孔115，基板110於鄰 近孔115周緣處開設有複數個輔助孔116，該輔助孔116 之孔緣向外垂直彎折延伸形成有一檔牆117。基板110之在 擋牆117内侧的部分上黏貼有一呈方框形的雙面膠60。 M340470 請參閱第二圖，内框12由塑膠材料製成，其設置於外 殼11内，該内框12具有複數個邊框120，該等邊框120 圍成一第一方形空間121，每一邊框120的外侧緣皆垂直向 上延伸有一框壁122,且其中一框壁122上開設有一與外殼 開口 114對應的内框開口 125。該等框壁122上凸設有複數 個與外殼11之卡槽112相卡合的凸塊123。 蓋框13蓋合於外殼11上，其具有複數個框邊130， 複數個框邊130圍成一第二方形空間131。每一框邊130 外側緣皆垂直向下彎折延伸有一侧壁132。侧壁132上開設 有複數個與外殼11之卡塊113相卡合的開槽134，且其中 一侧壁132上還開設有一與外殼開口 114對應的蓋框開口 135 〇 請參閱第二圖和第五圖，主屏30、副屏40與主電路 板50連接在一起。主電路板50大致呈方框狀，其為一軟 性電路板。主電路板50中間設有一呈矩形的副屏容置孔 53。主電路板50的一外侧緣中部處形成有一主屏連接部 51，另一端之一内側緣中部處形成有一副屏連接部52，主 屏連接部51與副屏連接部52上均蝕刻有信號線（圖中未 示）。主屏連接部51的末端與主屏30的一端固定在一起並 使主屏連接部51的信號線與主屏30上的信號線形成電性 連接。副屏容置孔53用於容納副屏40，該主電路板50之 副屏連接部52的末端與副屏40的一端固定在一起而使副 7 M340470 屏連接。卩52的彳§號線與副屏4G的信號線形成電性連接， 且主電路板5〇之内側緣與副屏4G的邊緣間隔有一間隙 54 ’該間隙54用於容納外殼11之擋牆117。M340470 VIII. New description: [New technical field] The present invention relates to a liquid crystal display device, and more particularly to a liquid crystal display device having a dual screen. [Prior Art] According to the conventional liquid crystal display device with dual screens, a main screen, a sub-screen, a backlight module and a frame are provided, wherein the main screen, the sub-screen and the backlight module are fixed on the frame. However, the above-mentioned conventional technique requires the positioning of the jig when assembling the sub-screen to the frame, which is liable to generate dust and contaminate the product, and the use of the jig causes labor and labor costs. [New Content] The purpose of the present invention is to provide a liquid crystal display device having a dual screen with low production cost and low labor time in view of the above-mentioned deficiencies of the prior art. To achieve the above object, the present invention provides a liquid crystal display device having a dual screen, comprising a frame, a backlight module fixed in the frame, a main screen, and a sub-screen fixed to the frame. The frame includes a housing having a base plate on which a plurality of walls are projected. The secondary screen is attached to the outer shell of the frame with its edge against the wall. In order to achieve the above object, the present invention provides another liquid crystal display device having a dual screen, comprising a frame, a backlight module fixed in the frame, a main screen and a sub-screen fixed to the frame. The frame includes a main frame having a substrate with a plurality of walls protruding from the substrate. The secondary screen is attached to the main frame of the frame with its edge against the retaining wall. As described above, when the sub-screen is fixed to the frame during the assembly process of the liquid crystal display device having the dual screen, the edge of the sub-screen can be positioned against the retaining wall to achieve positioning, so that the jig can be used without using the jig. Since the sub-screen is assembled on the frame, the production cost of the liquid crystal display device having the dual screen can be reduced, and the assembly man-hour can be saved. [Embodiment] In order to explain the technical contents, structural features, objectives and effects of the present invention in detail, the embodiments are described below in detail with reference to the drawings. Referring to the first figure and the second figure, the liquid crystal display device with dual screen of this embodiment comprises a frame, a main screen 30 fixed in the frame, a backlight module 20 and a sub-screen 40 fixed to the frame. The frame is composed of a casing 11, an inner frame 12 and a cover frame 13. Referring to the second, third and fourth figures, the outer casing 11 has a rectangular plate-shaped substrate 110, and each edge of the substrate 110 is bent vertically upward to extend a side wall 111. A plurality of card slots 112 are defined in the side wall 111 and a plurality of card blocks 113 are protruded. A casing opening 114 is also formed in the side wall 111. A plurality of auxiliary holes 116 are defined in the substrate 110 at a periphery of the adjacent hole 115. The hole edge of the auxiliary hole 116 is bent outwardly to form a wall 117. A double-sided tape 60 having a square shape is adhered to a portion of the substrate 110 inside the retaining wall 117. M340470 Please refer to the second figure. The inner frame 12 is made of a plastic material and is disposed in the outer casing 11. The inner frame 12 has a plurality of frames 120. The frame 120 defines a first square space 121. A frame wall 122 extends vertically upwardly from the outer edge of the cover 120, and an inner frame opening 125 corresponding to the outer casing opening 114 is defined in the frame wall 122. A plurality of bumps 123 that are engaged with the card slots 112 of the outer casing 11 are protruded from the frame walls 122. The cover frame 13 is covered on the outer casing 11 and has a plurality of frame edges 130. The plurality of frame edges 130 enclose a second square space 131. Each of the outer edges of the frame edges 130 is bent vertically downward to extend a side wall 132. A plurality of slots 134 are defined in the side wall 132 for engaging with the latches 113 of the outer casing 11. One of the side walls 132 further defines a cover opening 135 corresponding to the outer casing opening 114. Please refer to the second figure and In the fifth figure, the main screen 30 and the sub-screen 40 are connected to the main circuit board 50. The main circuit board 50 is substantially in the shape of a square, which is a flexible circuit board. A sub-panel receiving hole 53 is formed in the middle of the main circuit board 50. A main screen connecting portion 51 is formed at a middle portion of an outer edge of the main circuit board 50, and a sub-screen connecting portion 52 is formed at a central portion of the inner side of the other end. The main screen connecting portion 51 and the sub-screen connecting portion 52 are etched with signal lines ( Not shown in the figure). The end of the main screen connecting portion 51 is fixed to one end of the main screen 30 and electrically connects the signal line of the main screen connecting portion 51 with the signal line on the main screen 30. The sub-screen accommodating hole 53 is for accommodating the sub-screen 40, and the end of the sub-screen connecting portion 52 of the main circuit board 50 is fixed to one end of the sub-screen 40 to connect the sub-screen 7 M340470. The 彳 号 line of the 卩 52 is electrically connected to the signal line of the sub-screen 4G, and the inner edge of the main circuit board 5 间隔 is spaced apart from the edge of the sub-screen 4G by a gap 54 ′ which is used to accommodate the retaining wall of the outer casing 11 117.
凊參閱第二圖、第五圖、第六圖和第七圖，在組裝本 創作具有雙屏的液晶顯示裝置時，首先將内框12裝設於外 殼11内，且内框12之框壁122上的凸塊123喪固於外殼 11之側牆111的卡槽112内；然後將背光模組2〇置於内框 12之第-方形空間121 N，背光模組2G的邊緣置於外殼 11之基板110的鄰近孔115的邊緣上；接著將主屏川裝設 於内框12之第一方形空間121上方，主屏3〇黏合固定於 内框12之邊框120上；再接著將蓋框13罩覆於外殼^和 内，12上’蓋框13的侧壁132包覆外殼11的側牆出， 並藉由開槽134與卡塊113卡合固定在—起，從而將蓋框 13、外殼U及内框12固定在一起。最後將副屏4〇裝設於 木上主電路板50之主屏連接部51通過外殼開口 u4、 内框開口 125及蓋框開口 135，使副㈣的邊緣抵於外殼 η之擔牆117上並黏合於雙面膠6〇上，此時外殼u之擋 踏U7容設於主電路板5G與副屏之間的間隙54内，從而田 將副屏40固定於框架之外殼n上。 請參閱第八至第十-圖，其揭示了本創作具有雙屏的 液晶顯示裝置的第二實施例’本實施例與第一實施例類 似，其不同之處在於··框架包括—蓋框13和_主框主 8 M340470 框14由塑膠材料製成，主框14具有一呈矩形板狀的基板 140’基板140的各邊緣皆垂直向上彎折延伸有一第一框壁 141，第一框壁141的外侧緣垂直向上延伸有一第二框壁 142’第二框壁142和第一框壁141上皆凸設有複數個與蓋 框13之卡槽134相卡合的複數個卡塊143。其中一侧的第 一框壁141和第二框壁142上還開設有一與蓋框開口 135 對應的主框開口 144。基板140上開設有一孔145,基板140 於鄰近孔145周緣處向外垂直於基板140凸伸有擋牆147。 在組裝本實施例之具有雙屏的液晶顯示裝置時，背光 模組20和主屏30裝設於主框14與蓋框13所圍成的内部 空間（圖中未示）内，背光模組20的邊緣置於主框14之 基板140的鄰近孔145的邊緣上，主屏30的邊緣置於主框 Μ之第一框壁Hi的邊緣上。 由上所述，在組裝過程中將副屏40固定於框架上時， 使副屏40的邊緣抵於擋牆117、147上，並使副屏40黏合 於雙面膠60上，藉此將副屏40固定於框架之外殼11或主 框14上，從而不必使用治具即可將副屏40組裝於框架上， 因此可降低本創作之具有雙屏的液晶顯示裝置的生產成 本、節省其組裝工時。 【圖式簡單說明】 第一圖係本創作具有雙屏的液晶顯示裝置之第一實施 例的立體組合圖。 9 M340470 第二圖係第一圖所示具有雙屏的液晶顯示裝置的立體 分解圖。 第三圖係第一圖所示具有雙屏的液晶顯示裝置之外殼 的立體圖。 & 第四圖係第三圖II部分之局部放大圖。 第五圖係第一圖所示具有雙屏的液晶顯示裝置之主電 路板、主屏和副屏連接後的立體組合圖。 第六圖係第一圖所示具有雙屏的液晶顯示裝置在組 裝過程中的一種狀態的立體圖。 第七圖係第一圖沿ΥΙ-ΥΙ線之部分剖視圖。 第八圖係本創作具有雙屏的液晶顯示裝置之第二實施 例的立體組合圖。 第九圖係第八圖所示具有雙屏的液晶顯示裝置的立 分解圖。 第十圖係第八圖所示具有雙屏的液晶顯示裝置之主框 的立體圖。 第十一圖係第八圖沿VII_VII線之部分剖視圖。 【主要元件符號說明】 外殼 11 基板 110 、 140 側牆 111 卡槽 112 卡塊 113 、 143 外殼開口 114 孔 115 、 145 輔助孔 116 M340470Referring to the second, fifth, sixth and seventh figures, when assembling the liquid crystal display device having the dual screen, the inner frame 12 is first installed in the outer casing 11, and the frame wall of the inner frame 12 The bump 123 on the 122 is fixed in the slot 112 of the side wall 111 of the outer casing 11; then the backlight module 2 is placed in the first square space 121 N of the inner frame 12, and the edge of the backlight module 2G is placed on the outer casing. The substrate 110 of the 11 is adjacent to the edge of the hole 115; then the main screen is installed above the first square space 121 of the inner frame 12, and the main screen 3 is adhesively fixed to the frame 120 of the inner frame 12; 13 covers the outer casing ^ and the inner side, and the side wall 132 of the cover frame 13 covers the side wall of the outer casing 11 and is fastened to the card block 113 by the slot 134, thereby fixing the cover frame 13 The outer casing U and the inner frame 12 are fixed together. Finally, the main screen connecting portion 51 of the sub-panel 4 is mounted on the wooden main circuit board 50 through the outer casing opening u4, the inner frame opening 125 and the cover frame opening 135, so that the edge of the sub-four (4) is pressed against the wall 117 of the outer casing n and The cover U7 of the outer casing u is accommodated in the gap 54 between the main circuit board 5G and the sub-screen, so that the sub-screen 40 is fixed to the outer casing n of the frame. Please refer to the eighth to tenth drawings, which disclose a second embodiment of the present invention having a dual screen liquid crystal display device. This embodiment is similar to the first embodiment, except that the frame includes a cover frame. 13 and _ main frame main 8 M340470 frame 14 is made of plastic material, the main frame 14 has a rectangular plate-shaped substrate 140' each edge of the substrate 140 is bent vertically upwards to extend a first frame wall 141, the first frame The outer edge of the wall 141 extends vertically upwards with a second frame wall 142'. The second frame wall 142 and the first frame wall 141 are convexly provided with a plurality of blocks 143 that are engaged with the card slots 134 of the cover frame 13. . A main frame opening 144 corresponding to the cover opening 135 is defined in the first frame wall 141 and the second frame wall 142 on one side. A hole 145 is defined in the substrate 140. The substrate 140 protrudes from the periphery of the hole 145 outwardly from the substrate 140 with a retaining wall 147. When the liquid crystal display device having the dual screen of the embodiment is assembled, the backlight module 20 and the main screen 30 are installed in an internal space (not shown) surrounded by the main frame 14 and the cover frame 13 , and the backlight module 20 is The edge is placed on the edge of the adjacent hole 145 of the substrate 140 of the main frame 14, and the edge of the main screen 30 is placed on the edge of the first frame wall Hi of the main frame. As described above, when the sub-screen 40 is fixed to the frame during the assembly process, the edge of the sub-screen 40 is brought against the retaining walls 117, 147, and the sub-screen 40 is adhered to the double-sided tape 60, thereby The sub-screen 40 is fixed to the outer casing 11 or the main frame 14 of the frame, so that the sub-screen 40 can be assembled on the frame without using a jig, thereby reducing the production cost and saving the liquid crystal display device having the dual screen of the present invention. Assembly work hours. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is a perspective assembled view of a first embodiment of a liquid crystal display device having a dual screen. 9 M340470 The second figure is a perspective exploded view of the liquid crystal display device with dual screen shown in the first figure. The third figure is a perspective view of the outer casing of the liquid crystal display device having a dual screen as shown in the first figure. & The fourth figure is a partial enlarged view of the third part of Fig. II. The fifth figure is a three-dimensional combination diagram of the main circuit board, the main screen and the sub-screen connected to the liquid crystal display device having the dual screen shown in the first figure. Fig. 6 is a perspective view showing a state in which the liquid crystal display device having a dual screen is assembled in the first figure. The seventh drawing is a partial cross-sectional view of the first figure along the ΥΙ-ΥΙ line. The eighth figure is a perspective assembled view of the second embodiment of the liquid crystal display device having a dual screen. The ninth drawing is an exploded view of the liquid crystal display device having a dual screen shown in the eighth drawing. Fig. 10 is a perspective view showing the main frame of the liquid crystal display device having a dual screen shown in Fig. 8. The eleventh figure is a partial cross-sectional view taken along line VII_VII of the eighth figure. [Main component symbol description] Enclosure 11 Substrate 110, 140 Side wall 111 Card slot 112 Block 113, 143 Housing opening 114 Hole 115, 145 Auxiliary hole 116 M340470
擋牆 117 、 147 内框 12 邊框 120 第一方形空間 121 框壁 122 凸塊 123 内框開口 125 蓋框 13 框邊 130 第二方形空間 131 侧壁 132 開槽 134 蓋框開口 135 主框 14 第一框壁 141 第二框壁 142 主框開口 144 背光模組 20 主屏 30 副屏 40 主電路板 50 主屏連接部 51 副屏連接部 52 副屏容置孔 53 間隙 54 雙面膠 60Retaining wall 117, 147 Inner frame 12 Frame 120 First square space 121 Frame wall 122 Bump 123 Inner frame opening 125 Cover frame 13 Frame edge 130 Second square space 131 Side wall 132 Slot 134 Cover frame opening 135 Main frame 14 First frame wall 141 Second frame wall 142 Main frame opening 144 Backlight module 20 Main screen 30 Sub-screen 40 Main circuit board 50 Main screen connection part 51 Sub-screen connection part 52 Sub-screen accommodating hole 53 Clearance 54 Double-sided tape 60
1111