M415545 五、新型說明： 【新型所屬之技術領域】 本創作係關於一種能扣緊平板電腦的螢幕蓋之樞軸之保護 蓋，係應用至一平板電腦，該平板電腦包括一前蓋及一背蓋，且 尚有一螢幕蓋係用以遮蔽、保護該前蓋上設置之一螢幕，該保護 蓋能㈣辦板電狀該背蓋’且當雜護蓋與該背蓋結合成_ 體時可扣緊該螢幕蓋之-框轴，令使用者在使用該平板電腦時， 鲁能因該保護蓋之輔助’而隨心握持該平板電腦或螢幕蓋之任何部 位0 【先前技術】 按，近年來，由於各式軟、硬體技術的長足進步與人因工程 學的曰益精進，使得各式電子裝置的研發不再以運算速度等效能 指標為唯一目的，如何讓使用者有良好的互動體驗，更是現今產 業競爭力發展的重點所在。從早期的桌上型電腦（Deskt〇p C〇mputer)到筆記型電腦（Laptop)、掌上型電腦（paimt0p)以 及平板電腦（Tablet PC)，廠商於生產該等電子裝置時，除了藉 由硬體上的輕量化與小型化提升該等電子裝置之便攜性，在軟體 上也以使用者的直覺化操作為首要開發目標 ，如何以各種軟硬體 手段，令使用者於使用該等電子裝置時能以最簡便、最直覺的方 式與之互動，已係現今產業發展核心精神之所在。 由於平板電腦相較前述各類電子裝置，在攜帶性以及效能上 取知·良好的平衡，且其操作方式較為貼近人們既有的閱讀習慣， 在個人電腦的市場外更跨足了電子閱讀裝置的市場，近年來平板 3 M415545 電腦已成為眾多廠商研發重點之一，同時，越來越多的消費者在 選購前述各類電子裝置時，將平板電腦視為第一首選。由於便攜 性與操作上的靈活性係平板電腦的主要特色，多數 板電腦隨身卿制，且，比起其他各該電子輕，使用者於移 動中操作平㈣腦之齡相雜高，故，對平板的保護需求 亦高於其他各該電子装置。 目前市面上用於平板電腦之保護元件種類繁多，若以其直接 保護之標的部錢行區分，可分為保護全機之機身⑽、保護套 或保護螢幕之練貼、㈣如及保好板電腦錢之保護蓋 等’其中，機身包膜或保護貼等各該保護元件，主要係用以避免 平板電制接觸尖銳物體或受到磨擦而刮傷，對於作驗平板電 腦之撞擊幾乎沒有提供任何賴力，然而，對平板電腦螢幕之撞 擊極可能導致平板電腦之損壞，因此，使用者多會選擇能對平板 2腦之螢幕提縣制倾元件；再者，她於包覆全機之保護 套，部份制者更賴螢幕蓋作為使时板電爾最主要的 保護元件，以維持平板電腦使用上之輕便性以及外觀上的美感， 而呼應於此-需求，螢幕蓋多被設計成可輕易拆裝之形式，:強 調料螢幕魏靈活魏平㈣腦之特性，讓制者可以在靜能 壤境下優雅地平板t腦，且驗純將料螢幕蓋拆卸^ 於一旁’使平板電腦之整體更_單與輕巧；_，僅使用勞幕 板電腦之背蓋提供保護1是使用者需要將平板電 知隨身攜帶制’黯法敎平㈣腦之錄树_程中 =或磨擦’難稱理想；再者，由於該㈣幕蓋多被設計成可輕 裝之形式’只要使用者在操作平板電腦時動作較大，便可能 M4I5545 使該等螢幕蓋與平板電腦分離，若此時使用者僅抓住該螢幕蓋， 則可能導致平板電腦摔落地面而毀損，因此，使用者尚須付出額 外地注意，避免在操作平板電腦之過程發生此等意外，實在違反 讓使用者以最簡便、最直覺的方式使用平板電腦之核心精神。 紅上所述，雖然使用者常常需要在不同的條件下使用平板電 腦，但目前尚無一個簡便且實用的方案，能同時滿足使用者在不 同條件下使料板電腦時之不同需求，因此，如何湘一個簡便 # 且實用的裝置實現上述目的，即成為本創作在此欲探討的重要課 題。 【新型内容】 有鑑於現存應用於平板電腦之各種保護元件分別具有上述之 不同缺點’創作人結合自身實務經驗，並經過長久的研究、開發， 終於創作出此-能扣緊平板電腦的螢幕蓋之絲之賴蓋，在本 創作的輔助之下’使时能隨遽持該平板電腦或騎幕蓋之任 •何部位，以最簡便、最直覺之方式操作該平板電腦。 纟創作係—種能扣緊平板電腦的螢幕蓋之姉之保護蓋，係 應^一平ί電腦，該平板電腦包括一前蓋及—背蓋，且在鄰近 該前蓋及背蓋相接之邊設有—結合部，該螢幕蓋之一枢抽 能以後卡或_之方式，_結合部減合成―體使該營幕蓋 能以該植軸為軸心翻動，以遮蔽或不遮蔽該前蓋上設置之一營 幕；_護蓋係包括-蓋體、至少—炎扣部及—扣持部；其中該 蓋體係以具有彈性之材料製成（如：PC聚碳酸6旨、PVC聚氣乙缚 或PET聚對笨一甲二乙醋等材料），其一侧凹設有一容置空間，用 5 M415545 以容置該背蓋，以保護該背蓋，避免該背蓋受外力之磨擦或敲擊 而留下到痕甚至凹陷，該蓋體上對應於該平板電腦上與外界有交 互作用之部位，如：用以設置喇叭口、相機鏡頭、各式按鍵或^ 式周邊連接器之部位等，分別預留一開孔；各該夾扣部係設置於 該蓋體上鄰近該容置空間之周緣，且係由該蓋體周緣向該容置空 間延伸所形成之一勾狀構形，能與該平板電腦之周邊相匹配，以 在該背蓋容置於該容置空間後，各該夾扣部能扣住該平板電腦之 周邊，使該蓋體能與該背蓋結合成一體；該扣持部係設置在該蓋 體上對應於該結合部之位置，且係由該蓋體周緣延伸所形成，能 在該蓋體與該背蓋結合成一體時，扣緊該螢幕蓋之該樞軸，以確 保在使用者翻動該螢幕蓋之過程中，該樞軸不致自該結合部上鬆 脫。 A、 本創作之另一目的，係提供一種能扣緊平板電腦的螢幕蓋之 樞軸之保護蓋，係應用至一平板電腦及該平板電腦之一螢幕蓋； 該平板電腦包括-前蓋及-背蓋’且在鄰近贿蓋及背蓋相接之 一側周邊設有一結合部；該螢幕蓋包括一樞軸、二軸承座、一翻 轉桿及-覆蓋部，該S幕蓋之-梅減以嵌卡或吸附之方式，與 該結合部減合H該姉之^端齡職接於各該轴承座 中，該翻轉桿之兩端亦柩接於各該軸承座中，該翻轉桿與該樞軸 保持-間隙錄心、制目互平行，該覆蓋部之—端包覆於該翻轉桿 之表面，且能以該翻轉桿為軸心翻動，以遮蔽或不遮蔽該前蓋上 设置之-螢幕；該保護蓋係包括一蓋體、至少一央扣部及一扣持 部’·其中該蓋體係以具有彈性之材料製成，其_側凹設有一容置 空間’用以容置該背蓋，雜龍背蓋，避免該背蓋受外力之磨 M415545 2敲擊而留下到痕甚至凹陷，該蓋體上對應於該平板電腦上盘 卜界有交互_之部位，分顧留i孔，而軸於 $轴承座之位置，分別預留—讓賴σ ;各該夾扣部係設置於 〜盍體上鄰近該容置空間之麻，且係由該蓋體周緣向該容置空 間延伸所形成之—勾狀構形，能與該平板電腦之周邊相匹配以 在該背蓋容置於該容置空間後，各該夾扣部能扣住該平板電腦之 周邊，使該蓋體能與該背蓋結合成一體；該扣持部係設置在該蓋 # 體上對應於該結合部之位置，且係由該蓋體周緣延伸所形成f能 在該蓋體與蓋結合成—體時，由離軸之外部扣人 ^ 該翻轉桿之間，以確絲使用者鋪賤幕蓋之過封°，；^轴 不致自該結合部上鬆脫，#各_承座__為細共同插轉 時，該翻轉桿係以該樞軸為軸心於該扣持部之外側運動。 +如此，使用者便毋需擔心在使用該螢幕蓋時，因僅抓住該螢 幕蓋’而導致該平板電腦之獅，造成該姉自該結合部鬆脫， ' 發生該平板電腦摔落地面而毁損的意外，進而令使用者在使用該 • 平板電断’能隨保護蓋之輔助，而隨讀持該平板電腦或榮 幕蓋之任何部位。.且由於該保護蓋之組裝與拆卸方便，若使用者 係於-靜態環境下（如家中的臥室或#料）翻該平板電腦， 可暫時將魏護蓋甚至螢幕蓋拆下，於該平板電腦處於最輕巧之 形態下進彳τ操作；當制者需要觸平板電腦攜出，於通勤時或 人來人往之處所使料，可吨易地將該平板細、該螢幕蓋及 該保護蓋組裝成-體’為該平板電腦提供最佳保護。該保護蓋亦 可直接與該平板賴組裝成—體，而未必要與螢幕蓋同時使用， 可依使用者需求而隨性翻己，比起包覆全機之保護套，有相對較 7 M415545 回之靈活性’且當使用者選用不同外觀設計之各該保護蓋，亦有 助於展現個人化的風格。 為便貴審查委員能對本創作之目的、結構及其功效，做更 進一步之認識與暸解，茲舉實施例配合圖式，詳細說明如下： 【實施方式】 本創作係-種能扣緊平板電腦的螢幕蓋之樞轴之保護蓋，係 應用於-平板電腦11 ’作為可提供保護之輔助用具，請參閱第丄 圖及第2圖所示，係本創作之較佳實施例，在本實施例中，該平 板電腦11係以蘋果電腦公司之產品為例，該平板電腦u包括一 前蓋m及-背蓋112 ’該前蓋ηι上設置有一螢幕113，且在鄰 近該前蓋111及該背蓋112相接之一侧周邊設有一結合部114，在 本實施例中，該結合部114係供該螢幕蓋12以磁力與該結合部Μ 相結合成-體’故將該結合部114以—特絲圍進行標示，惟， 在其他可_實關當巾，該結合部114亦可為—嵌卡部或柩接 座’凡供膽幕蓋12與辭板電腦11減合之部位，即為此處 所稱之結合部114 ;復請參閱第2圖所示，該第2圖係蘋果電腦公 司所生產之-螢幕蓋12之局部示意圖，該螢幕蓋12包括一極轴 124、二軸承座123、-翻轉桿122及一覆蓋部m，在本實施例 當中’該榮幕蓋12係藉由該拖轴124與該結合部114(如第j圖所 示）以磁力相結合，該_ 124之兩端係分別樞接於各該轴承座 123中，該翻轉桿122之兩端亦樞接於各該軸承座123巾，該轉 桿122與該槐軸124 寺-間隙125且軸心係相互平行，該覆蓋 部121之-端包覆於該翻轉桿122之表面，且能以該翻轉桿122 M415545 為軸心翻動，以遮蔽或不遮蔽該螢幕113。 復請參閱第1圖所示，該保護蓋13係包括—蓋體⑶、至少 一夾扣部133及-扣持部134 ;其中該蓋體131細聚碳義 (Polycarbonate ’簡稱pC)所製成，惟，該蓋體131之材質並不 以此為限，合先陳明/該蓋體131之-側凹設有-容置空間132， 用以容置該背蓋112，以保護該背蓋112，避免該背蓋ii2受外力 之磨擦或敲擊而留下顺甚至凹陷，該蓋體131上對應於該平板 電腦11上與外界有交互作用之部位，分別預留一開孔咖，如： 用以設置’八口、相機鏡頭、各式按鍵或各式周邊連接器之部位 等，此外，由於該螢幕蓋12之各該軸承座123會與該平板電腦^ 相接觸’對應於各該軸承座123之位置分卿留—讓位開口既. 各該夾扣部133係設置於該蓋體131上鄰近該容置空間132之周 緣，且向該容置空間132延伸呈一勾狀構形，能與該平板電腦n 之周邊相匹配’以在該背蓋112容置於該容置空間132後各該 ，扣部133能扣住該平板電腦u之周邊，使該蓋體131能與該背 蓋112結合成-體；該扣持部134係設置在該蓋體i3i上對應於 該結合部114之位置，能在職體131與前蓋112結合成一體 時’自該樞軸124之外部扣入該樞軸124與該翻轉桿122間之該 間隙卿如第2圖所示），以確保在使用者翻動該螢幕蓋12之過 程中，該柩軸124不致自該結合部114上鬆脫。 為進-步詳述，當該螢幕蓋12藉由該枢轴124結合於該結合 部114’且該蓋體131藉各該夹扣部133與該背蓋ιΐ2結合成—體 =’該扣持部m與該樞軸124之相對關係，復請參閱第3圖及 第4圖所示’該第3圖係以該覆蓋部121遮蔽該螢幕113之示音 9 M415545 圖，而該第4圖係將該覆蓋部121樞轉至該背蓋112(如第丨圖所 示）所在之一側之示意圖，該扣持部係由該樞軸之外部扣 入該樞軸124與該翻轉桿122間之該間隙125(如第2圖所示），此 時’各該軸承座123能以該樞軸124為軸心共同翻轉，並帶動樞 接其上之該翻轉桿122,該翻轉桿122以該樞軸124為軸心於該扣 持部134之外侧翻動，此時，該翻轉桿122及包覆於其上之該覆 蓋部121整體能自該前蓋in所在之一側翻轉至接近該背蓋112 所在之一側，或以相反之方向翻轉。 如此，使用著在使用該平板電腦U時，藉由該保護蓋13之 輔助’Ik意翻動該螢幕蓋12亦不會造成該樞軸124自該結合部Π4 鬆脫，即使僅抓住該螢幕蓋12，亦毋需擔心該平板電腦n脫離該 螢幕蓋12摔落地面，導致該平板電腦u毀損，因此，便能依使 用者直覺的操作方式隨心握持該平板電腦u或螢幕蓋12之任何 部位。 以上所述，僅為本創作之一較佳實施例，惟，本創作所主張 之保護範圍，並不以此為限，凡熟悉相關技術領域之人士，在參 酌本創作後所能輕易思及之變化暨修飾，皆應屬於本創作所欲保 護之範疇。 人’、 【圖式簡單說明】 第1圖係本創作之較佳實施例之立體分解示意圖； 第2圖係一螢幕蓋局部特徵示意圖； 第3圖係本創作之較佳實施例之使用狀態局部示意:圖；及 第4圖係本創作之較佳實施例之另一使用狀態局部示意圖。 M415545 【主要元件符號說明】 平板電腦 ............ 11 前蓋 ............ 111 背蓋 ............ 112 螢幕 113 結合部 ............ 114 螢幕蓋 ............ 12 鲁覆蓋部 ............121 翻轉桿 122 軸承座 ............ 123 樞軸 ............ 124 間隙 ............ 125 保護蓋 ............ 13 蓋體 ............ 131 • 容置空間 ............ 132 炎扣部 ............ 133 扣持部 ............ 134 讓位開口 ............ 135 開孔 ............ 136 11M415545 V. New description: [New technical field] This creation is about a protective cover that can fasten the pivot of the screen cover of a tablet computer. It is applied to a tablet computer, which includes a front cover and a back. a cover, and a screen cover for shielding and protecting a screen provided on the front cover, the protective cover capable of (4) electrically controlling the back cover' and when the hybrid cover is combined with the back cover to form a body Fasten the frame-axis of the screen cover, so that when the user uses the tablet, Luneng can hold any part of the tablet or the screen cover with the aid of the protective cover. [Prior Art] Press, in recent years Due to the advancement of various soft and hardware technologies and the advancement of human factors engineering, the development of various electronic devices is no longer the sole purpose of the equivalent speed performance index, how to make users have a good interactive experience. It is also the focus of today's industrial competitiveness development. From early desktop computers (Deskt〇p C〇mputer) to laptops (PDAs), palmtops (paimt0p), and tablets (Tablet PCs), manufacturers use these devices in addition to hard The lightweight and miniaturization of the body enhances the portability of these electronic devices, and the intuitive development of the user is also the primary development goal in the software. How to use the electronic devices by various software and hardware means It is possible to interact with it in the simplest and most intuitive way, and it is the core spirit of today's industrial development. Because the tablet computer has a good balance between portability and performance compared with the aforementioned various types of electronic devices, and its operation mode is relatively close to the existing reading habits, and the electronic reading device is further integrated outside the personal computer market. In recent years, the Tablet 3 M415545 computer has become one of the research and development priorities of many manufacturers. At the same time, more and more consumers regard the tablet as the first choice when purchasing the aforementioned various electronic devices. Since the portability and operational flexibility are the main features of the tablet computer, most of the board computers are made by the user, and compared with other electronic ones, the user operates on the mobile level (four) brain age is high, therefore, The protection requirements for the tablet are also higher than those of other electronic devices. At present, there are many kinds of protection components for tablet computers on the market. If they are differentiated by the direct protection of the department, they can be divided into the whole body (10), the protective cover or the protection screen, and (4) The protective cover of the board computer money, etc., in which the protective element such as the fuselage envelope or the protective sticker is mainly used to prevent the flat panel from being in contact with sharp objects or being scratched by friction, and there is almost no impact on the tablet computer. Providing any reliance, however, the impact on the screen of the tablet is likely to cause damage to the tablet. Therefore, the user will choose to use the screen of the tablet of the tablet 2 to make the tilting component; in addition, she covers the whole machine. The protective cover, some manufacturers rely on the screen cover as the most important protection element for the time plate to maintain the portability and aesthetics of the tablet, and echo the need - the screen cover is Designed to be easily disassembled, it emphasizes the characteristics of the screen Wei Wei Wei Weiping (four) brain, so that the system can elegantly flatten the brain in the static energy, and the pure screen cover will be removed. 'Make the whole tablet more _ single and light; _, use only the back cover of the screen computer to provide protection 1 is the user needs to carry the tablet to know how to carry it. = or rubbing 'difficult to be ideal; moreover, because the (four) curtain cover is designed to be lightly loaded' as long as the user moves larger when operating the tablet, the M4I5545 may separate the screen cover from the tablet. If the user only grasps the screen cover at this time, the tablet may fall to the ground and be damaged. Therefore, the user still has to pay extra attention to avoid such accidents during the operation of the tablet, which is a violation of the use. Use the core spirit of the tablet in the easiest and most intuitive way. Red, although users often need to use tablets under different conditions, there is currently no simple and practical solution that can meet the different needs of users when they use different materials under different conditions. How to make Xiang a simple # and practical device to achieve the above purposes, is to become an important topic of this creation. [New content] In view of the fact that the various protection components currently used in tablet computers have the above-mentioned different shortcomings, the creator combines his own practical experience and, after long-term research and development, finally created this - the screen cover that can fasten the tablet computer. With the help of this creation, the silk can be used to operate the tablet in the simplest and most intuitive way with the tablet or the cover.纟Creation Department—A protective cover that can fasten the screen cover of a tablet computer. It should be a flat-panel computer. The tablet computer includes a front cover and a back cover, and is adjacent to the front cover and the back cover. The side is provided with a joint portion, and one of the screen cover can be pulled or later, and the joint portion can be folded to make the camping cover pivot about the planting axis to shield or not cover the same. The front cover is provided with a curtain; the cover comprises a cover body, at least a sturdy buckle portion and a buckle portion; wherein the cover system is made of a material having elasticity (for example: PC polycarbonate 6 and PVC) The gas is sealed or the PET is paired with a material such as a pair of ethylene glycol and the like. The one side is recessed with an accommodating space, and the back cover is accommodated by 5 M415545 to protect the back cover from external force. Rubbing or knocking to leave a mark or even a depression, the cover body corresponding to the part of the tablet that interacts with the outside world, such as: for setting a bell mouth, a camera lens, various buttons or a peripheral connection Each of the parts of the device is reserved with an opening; each of the clamping portions is disposed on the cover body adjacent to the opening a peripheral edge of the space, and a hook-shaped configuration formed by extending the periphery of the cover body toward the accommodating space, and matching with the periphery of the tablet computer, after the back cover is received in the accommodating space, Each of the clip portions can fasten the periphery of the tablet, so that the cover body can be integrated with the back cover; the buckle portion is disposed on the cover body corresponding to the joint portion, and is covered by the cover Forming a circumferential extension of the body, and fastening the pivot of the screen cover when the cover body is integrated with the back cover to ensure that the pivot does not engage from the hinge during the flipping of the screen cover by the user The department is loose. A. Another object of the present invention is to provide a protective cover for a pivot of a screen cover of a tablet, which is applied to a tablet computer and a screen cover of the tablet; the tablet includes a front cover and a back cover ′ and a joint portion on a side of the side adjacent to the bribe cover and the back cover; the screen cover includes a pivot shaft, two bearing seats, a flip lever and a cover portion, and the S-cover cover-Mei Subtracting the card or adsorbing, and the joint portion is reduced, and the end of the flipping rod is also connected to each of the bearing seats, and the turning rod is also connected to each of the bearing blocks. Maintaining a gap between the pivoting and the center of the gap, the end of the covering portion is covered on the surface of the turning rod, and can be pivoted with the turning rod as an axis to shield or not cover the front cover. The cover is provided with a cover body, at least one central buckle portion and a buckle portion. The cover system is made of a material having elasticity, and the cover is provided with an accommodation space for The back cover is accommodated, and the back cover of the dragon is avoided, so that the back cover is knocked by the external force M415545 2 and left to mark To the depression, the cover corresponds to the part of the tablet on which the disk has an interaction _, and the hole is reserved for the i hole, and the axis is reserved at the position of the bearing seat, respectively, to allow the zipper; The hook is disposed on the body adjacent to the accommodating space, and is formed by the periphery of the cover body extending toward the accommodating space, and can be matched with the periphery of the tablet to be on the back. After the cover is placed in the accommodating space, each of the clip portions can fasten the periphery of the tablet, so that the cover body can be integrated with the back cover; the latching portion is disposed on the cover body corresponding to the cover body The position of the joint portion is formed by the extension of the periphery of the cover body. When the cover body and the cover are combined into a body, the outer side of the off-axis is buckled between the flip bars to facilitate the user to lay the wire. When the curtain cover is over-sealed, the shaft does not come loose from the joint, and when the _ socket __ is a fine joint, the pivoting lever is pivoted to the buckle. Outside movement. + In this way, the user does not need to worry that when the screen cover is used, the lion of the tablet is caused by merely grasping the screen cover, causing the cymbal to come loose from the joint, 'the tablet falls to the ground The damage is caused by the user, and the user can use the tablet to replace any part of the tablet or the screen cover with the protection cover. And because the protection cover is easy to assemble and disassemble, if the user turns the tablet in a static environment (such as a bedroom or a material in the home), the Wei cover or even the screen cover can be temporarily removed. The computer is in the lightest form and enters the 彳τ operation; when the maker needs to touch the tablet computer to carry it out, when commuting or when people come and go, it can be used to make the flat plate, the screen cover and the protection. The cover is assembled into a body to provide the best protection for the tablet. The protective cover can also be assembled directly with the flat panel, and it is not necessary to use it simultaneously with the screen cover, and can be easily turned over according to the user's needs. Compared with the protective cover covering the whole machine, there is a relatively comparative 7 M415545. Back to flexibility' and when the user chooses each of the different designs, it also helps to show a personal style. In order to make the review committee able to further understand and understand the purpose, structure and efficacy of this creation, the following examples are combined with the drawings, and the details are as follows: [Embodiment] This creative department can fasten the tablet The protective cover of the pivot of the screen cover is applied to the tablet 11' as an auxiliary tool for providing protection. Please refer to the drawings and FIG. 2, which is a preferred embodiment of the present invention. For example, the tablet computer 11 is exemplified by a product of Apple Computer Co., which includes a front cover m and a back cover 112. The front cover η is provided with a screen 113 adjacent to the front cover 111 and A joint portion 114 is disposed on one side of the back cover 112. In the embodiment, the joint portion 114 is configured to combine the magnetic force with the joint portion to form a body. 114 is marked with a special wire, but in other cases, the joint portion 114 may also be a card-incorporating portion or a splicing-seat. The part is referred to herein as the joint 114; please refer to Figure 2 2 is a partial schematic view of a screen cover 12 produced by Apple Computer Co., Ltd., the screen cover 12 includes a pole shaft 124, two bearing blocks 123, a flipping lever 122 and a covering portion m, in this embodiment. The sliding cover 12 is coupled to the coupling portion 114 (shown in FIG. 9 ) by a magnetic force, and the two ends of the _ 124 are pivotally connected to the bearing housings 123 respectively. The two ends of the flipping lever 122 are also pivotally connected to the bearing housings 123. The rotating rod 122 is parallel to the crucible 124 and the gap 125 is parallel to the shaft. The end of the covering portion 121 is covered by the turning rod. The surface of 122 is flipped with the flip lever 122 M415545 as an axis to shield or not shield the screen 113. Referring to FIG. 1 , the protective cover 13 includes a cover body (3), at least one clip portion 133 and a latching portion 134. The cover body 131 is made of polycarbonate (pC). However, the material of the cover body 131 is not limited thereto. The first cover/the cover body 131 is provided with an accommodating space 132 for accommodating the back cover 112 to protect the cover. The back cover 112 prevents the back cover ii2 from being rubbed or tapped by external force to leave a smooth or even recessed portion. The cover body 131 corresponds to a portion of the tablet computer 11 that interacts with the outside world, and a hole opening coffee is reserved respectively. For example, it is used to set the 'eight-port, camera lens, various buttons or parts of various peripheral connectors, etc., and since the bearing pads 123 of the screen cover 12 are in contact with the tablet ^' The position of each of the bearing blocks 123 is divided into two parts. Each of the clip portions 133 is disposed on the cover body 131 adjacent to the periphery of the accommodating space 132, and extends toward the accommodating space 132. a configuration that matches the perimeter of the tablet n to allow the back cover 112 to be received in the housing space 132 The buckle portion 133 can be fastened to the periphery of the tablet computer u so that the cover body 131 can be combined with the back cover 112 to form a body; the buckle portion 134 is disposed on the cover body i3i corresponding to the joint portion 114. When the working body 131 is integrated with the front cover 112, the gap between the pivot 124 and the turning lever 122 is buckled from the outside of the pivot 124 as shown in FIG. 2 to ensure the user. During the flipping of the screen cover 12, the boring shaft 124 is not released from the joint portion 114. For the detailed description, when the screen cover 12 is coupled to the joint portion 114' by the pivot 124, the cover body 131 is combined with the back cover ι 2 by the clip portions 133 to form a body buckle. The relative relationship between the holding portion m and the pivot 124 is as shown in FIGS. 3 and 4, and the third portion of the screen is shielded by the cover portion 121 with the sound of the screen 113 M415545. The figure pivots the cover portion 121 to a side of the back cover 112 (as shown in the figure), the buckle portion being buckled from the outside of the pivot shaft into the pivot 124 and the flip lever The gap 125 between the 122s (as shown in FIG. 2), at this time, each of the bearing blocks 123 can be flipped together with the pivot 124 as an axis, and the flip lever 122 pivotally connected thereto is driven. 122 is pivoted on the outer side of the latching portion 134 with the pivot 124 as an axis. At this time, the flip lever 122 and the covering portion 121 coated thereon can be flipped from one side of the front cover in to the side Close to one side of the back cover 112, or flip in the opposite direction. Thus, when the tablet U is used, the pivoting of the screen cover 12 by the aid of the protective cover 13 does not cause the pivot 124 to be released from the joint portion 4, even if only the screen is grasped. The cover 12 also needs to worry about the tablet n falling off the screen cover 12 and causing the tablet u to be damaged. Therefore, the tablet u or the screen cover 12 can be grasped according to the user's intuitive operation. Any part. The above description is only a preferred embodiment of the present invention. However, the scope of protection claimed by the present invention is not limited thereto. Anyone who is familiar with the related art can easily think about it after considering this creation. The changes and modifications should belong to the scope of the creation of this creation. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective exploded view of a preferred embodiment of the present invention; FIG. 2 is a partial schematic view of a screen cover; and FIG. 3 is a state of use of a preferred embodiment of the present invention. Partial illustration: Figure; and Figure 4 is a partial schematic view of another state of use of the preferred embodiment of the present invention. M415545 [Key component symbol description] Tablet computer............ 11 Front cover............ 111 Back cover........... 112 Screen 113 Joint......... 114 Screen Cover............ 12 Lu Cover.........121 Flip lever 122 bearing housing............ 123 Pivot............ 124 Clearance............ 125 Protective cover. ........... 13 Cover......... 131 • accommodating space............ 132 inflammatory button... ......... 133 Buckle......... 134 Let the opening......... 135 Opening... ...... 136 11