200815684 九、發明說明： 【發明所屬之技術領域】 本發明係關於一種鉸鏈結構，尤其係關於一種適用於 行動電話等便攜式電子装置之雙軸鉸鏈結構。 【先前技術】 現今，市場上所銷售之便攜式電子裝置有行動電話、 個人數字助理（PDA，PersonalDigitalAssistant)等其中行 φ動電話按其外型及結構可分爲直板型、翻蓋型、折疊型及 滑蓋型=種，就翻蓋型及折疊型之行動電話而言，其通常 包括-蓋體及-本體，蓋體藉由鉸鏈結構沿其開合方向可 旋轉之連接於本體，且可藉由鉸鏈結構定位。 … /、口 开收辛囟之凸輪、一 具波谷面之轉轴及一彈簧用以追使上述凸輪之波導面 轴之波谷面緊密接觸，且上述凸輪、轉轴及彈菩均收容於 一殼體内。-雜蓋型及㈣型行㈣話之蓋體可藉由克 服彈：之彈力使凸輪之波峰面與轉軸之波谷面相對運動以 實現蓋體沿其開合方向繞行動電話之本體旋轉。 隨著行動通訊技術之發展，拍照、攝像、視頻_等 新技街在打動電話領域應用愈來愈廣泛，而上述習知较鍵 結構僅具使蓋體相對本體處於開合兩餘態之簡單功卜 導致行動電話用戶拍照、攝像、視頻播放時受 :， 尤其是在需取得之圖像橫向尺寸大於縱向尺寸時僅能將 動電話橫向擺設，如此導致操作不便；在用行動電 視頻播放時亦存在上料便，這使得行動電話在規格= 8 200815684 '能方面受到諸多限制。由此可見，傳統之僅处杳 .種狀態之鉸鏈結構已不能滿足用戶之使=現開合兩 上已出現一也可於 要求。儘管市場 -了於兩個方向轉動之行動電話，妙每 動電話所應用之鉸鏈結構容易磨 _該種行 故同樣不能滿足消費之使用要求。线％疋性不佳， 【發明内容】 ，鑒於以上内容’有必要提供—種可提供兩個 且穩定性好、^磨損之鉸鏈結構。 Q轉動 :種鉸鏈結構，包括-基座、—第—鉸鏈與—第Μ 弟-鉸鏈使鉸鏈結構提供第—方向之 = : 供第二方向之轉動，第-鉸鏈連接至= -彈Γ=包括一轉軸、一轉動件、滾針、-固定件及 動件之一端面上開設有第-滾針槽，固定： &面上開設有用以部分容納所述滾針之第二 2 述滾針在第二滾針押予 、日所 對滾針滑動丄:件與滚針保持接觸且相 σ轉動地插入轉動件，轉軸可轉動地 所彈片及固定件，彈片與固定件及基座彈性抵接， 斤述彈片用於滾針滾動時産生彈力。 相較習知技術’所述鉸鏈結構之第—鉸鏈與第二錢鍵 提供兩個方向之轉動，且轉動件轉動時可對滾針産 =壓’進而使固定件擠壓彈片，使彈片産生彈力’從而 ί弟二鉸鏈之各元件之間保持緊密接觸，進而産生較爲穩 =之摩擦力矩’使鉸鏈運動平穩，另，當所述當滾針同時 谷納於第一滾針槽與第二滾針槽時，所述鉸鏈結構能夠保 9 200815684 ’持良好之穩定狀態，此外，由於轉動件藉由滾針與固定件 間接接觸，這樣轉動件與固定件之間不易磨損，從而延長 较鍵結構之使用菁命。 *【實施方式】 本發明之較佳實施方式公開一種鉸鏈結構，其適用於 行動電話、PDA等便攜式電子裝置。在本實施方式中，以 行動電話爲例加以說明。 請參閱圖1及圖2，本較佳實施方式中之鉸鏈結構10 ⑩包括一基座12、一固定板14、第一鉸鏈16與第二鉸鏈（圖 未標），第一鉸鏈16使鉸鏈結構10提供繞第一方向之轉 動，第二鉸鏈使鉸鏈結構10提供繞垂直於第一方向之第二 方向之轉動。 基座12包括一安裝部122、一容置部124及一延伸部 126，其中安裝部122位於容置部124與延伸部126之間， 且整個基座12爲一體成型。安裝部122中央開設有一轉轴 ⑩孔1222，該轉軸孔1222之一侧設有一弧形侧壁1223，該 轉軸孔1222之另一侧開設有一定位槽1224,該定位槽1224 爲方形，其由二定位侧壁（圖未標）圍成，二定位侧壁之 間形成一開口（圖未標），該開口朝向轉轴孔1222。容置 部124大體爲筒狀，其中心開設有一容置腔（圖未標），該 容置腔包括一異形孔1242與一圓形孔1243，在本實施方 式中，容置部124内開設異形孔1242之部分進一步開設有 二凹槽1245，從而在容置部124内壁之異形孔1242與圓 形孔1243之連接處形成一階梯1244。容置部124鄰近安 200815684 裝部122之定位槽122處開設有一鎖固槽1246，該鎖固槽 1240與容置部124之容置腔相通。延伸部120内設有一通 道1262以容納連接線纜。 < 固定板14爲長條狀，其中心開設有一大體爲橢圓形之 變形孔142,其兩端分別開設有一安裝孔144。該安裝孔 144用於將固定板14安裝到行動電話上。固定板14並不 限於長條狀，其可爲任意其他形狀，如圓形板狀或方形板 狀等。 第一鉸鏈16包括一殼體160、一主動件161、一隨動 件162、一彈簧163、一摩擦片164、——鎖固件165、一樞 轴166與一插銷167。 殼體160大體爲筒狀，其一端敞開，另一端爲開設有 端孔1602之半封閉端。殼體160之内外表面截面形狀均爲 異形，即非圓形，在本實施方式中，其大體爲橢圓形。 主動件161中心開設有大體爲橢圓形之一第一變形孔 ⑩1612，主動件161包括頸部1614與凸輪部1616，凸輪部 1616尺寸大於頸部1614。第一銷孔1618沿徑向貫穿頸部 1614，即其軸線方向垂直于第一變形孔1612之軸線。凸輪 部1616遠離頸部1614之一端設有凸輪面1619，凸輪面 1619上設二凸峰（圖未標）。 隨動件162大體爲柱狀，其中心開設有一圓孔1622。 隨動件162之一端設有一與主動件161之凸輪面1619配合 之凸輪面1624，凸輪面1624上開設有二對稱之凹谷（圖 未標）。隨動件162之截面形狀與殼體160之内侧壁截面形 11 200815684 ‘ 狀對應，在本實施方式中，隨動件162側壁上具二相對之 切面1626，以形成大體爲橢圓形之截面。 彈簧163爲一柱狀螺旋彈簧，其可被拉伸與壓縮。彈 ^ 簧163可被其他彈性件代替，如橡膠棒、彈片等。 摩擦片164爲片狀，其中心開設有一大體爲橢圓形之 第二變形孔1642,摩擦片164周緣處設有二對稱之第一凸 起1644，第一凸起1644對應基座12之凹槽1245。摩擦片 164設於彈簧163與鎖固件165之間，從而避免鎖固件165 β因其與彈簧ι63間之直接摩擦，使鎖固件ι65不易磨損。 鎖固件165中心開設有一大體爲橢圓形之轴孔1650， 其包括一大體爲柱狀之端部1652，端部1652周緣處設有 二對稱之第二凸起1653,使其截面形狀與大小對應基座12 之容置部124之異形孔1242與摩擦片164之截面。至少二 卡爪1654設置於端部1652之一端，且該卡爪1654設於鄰 近端部1652之周緣處，每一卡爪1654具有一卡止面 ⑩1656，在本實施方式中，均勻設置有四卡爪1654。端部1652 另一端於二第二凸起1653之間設有二對稱之凸片1658， 該凸片1658爲沿著端部1652邊緣延伸而成，摩擦片164 恰好可容納於該二凸片1658之間。 柩轴166包括一凸緣部1662與一轴部1664，凸緣部 1662尺寸大於軸部1664。凸緣部1662設於轴部1664 — 端，一第二銷孔1666開設於軸部1664另一端。軸部1664 之截面形狀大體爲橢圓形，第一、第二變形孔1612、1642 與軸孔1650之形狀與大小對應該軸部1664之截面。樞轴 12 200815684 - 166之轴部1664之截面形狀、主動件161之第一變形孔 1612、摩擦片164之第二變形孔1642與鎖固件165之軸孔 1650均不限於所述橢圓形，其可爲其他異形，即非圓形， • 如三角形、五邊形、六邊形等，僅需柩軸166不可於所述 第一、第二變形孔1612、1642及轴孔1650内轉動即可。 插銷167爲一圓柱體，其插入主動件161之第一銷孔 1618及樞轴166之第二銷孔1666。 裝配第一鉸鏈16時，請一併參閱圖3與圖4,樞轴166 馨之轴部1664依次穿過鎖固件165之轴孔1650、摩擦片164 之第二變形孔1642、彈簧163、隨動件162之圓孔1622、 主動件161之第一變形孔1612與殼體160，然後將插銷167 插入主動件161之第一銷孔1618與樞轴166之第二銷孔 1666,從而使樞軸166、主動件161、隨動件162、彈簧163、 摩擦片164與鎖固件165不能相互脫離。最後將鎖固件165 之卡爪1654朝内收縮而從異形孔1242 —端插入基座12 _之容置腔，卡爪1654從另一端伸出而伸入鎖固槽1246， 此時卡爪1654鬆開而使其卡止面1656卡止於形成鎖固槽 1246之端面，鎖固件165之端部1652卡止於基座12之階 梯1244，由此將第一鉸鏈16連接至基座12。此時，彈簧 163預設壓力，其兩端分別彈性抵接隨動件162及摩擦片 164,主動件161之凸輪面1619與隨動件162之凸輪面1624 配合，主動件161之凸峰位於隨動件162之凹谷處；隨動 件162全部、主動件161與彈簧163部分容納於殼體160 内，主動件161之頸部1614從殼體160之端孔1602處伸 13 200815684 _ 至殼體160外，彈箐163另一部分、鎖固件165部分與摩 擦片164全部容納於基座12之容置部124内，基座12之 階梯1244防止鎖固件165朝圓形孔1643方向移動；隨動 _ 件162不可相對殼體160轉動，主動件161、摩擦片164、 鎖固件165與樞軸166不可相對基座12轉動。 可以理解，樞轴166之第二銷孔1666可以省略，而在 此處設置螺紋，並在樞轴166伸出殼體160時旋入一螺母， 亦可將樞軸166開設第二銷孔1666之一端在插入殼體160 •等部件後鉚接，此時，插銷167與主動件161之頸部1614 可省略，第一銷孔1618亦無需開設。 第二鉸鏈包括一轉動件182、一固定件184、二滾針 185、一彈片186、一墊片188及一轉軸189。 轉動件182大體爲環狀體，其一端面上對稱開設有二 第一滾針槽1820,其大體爲半圓柱形，該第一滾針槽1820 用於部分收納滾針185。轉動件182在其設有第一滾針槽 響1820之端面邊緣處沿轴線方向垂直延伸有一限位塊 1822。轉動件182中心還開設有一大體爲橢圓形之變形孔 1824。 固定件184包括一凸輪部1841及一與凸輪部1841相 連之定位部1842。凸輪部1841大體爲環狀體，其一端面 上對稱開設有二第二滾針槽1843，其深度略大於第一滾針 槽1820，且大體爲半圓柱形，其位置與轉動件182之第一 滾針槽1820相對應。固定件184之凸輪部1841中心還開 設有一圓形之軸孔（圖未標）。定位部1842是從凸輪部1841 14 200815684 ‘ 周緣處沿徑向向外延伸而成，其大體爲τ形，其包括一定 位塊1844及一連接定位塊1844與凸輪部1841之連接塊 1845。連接塊1845與凸輪部1841相連處之兩側對稱各形 • 成一限位面，即第一限位面1846與第二限位面1847。定 位部1842之第一限位面1846及第二限位面1847用於與轉 動件182之限位塊1822配合而限制鉸鏈結構10在第二方 向之轉動角度。 滚針185爲圓柱體，其可始終保持大半部分容納於固 •定件184之第二滾針槽1843内，故滾針185可於固定件 184之第二滾針槽1843内滾動，而轉動件182可相對滾針 185滑動。 彈片186中心開設有一圓形中心孔1862，彈片186設 於固定件184與基座12之間，用於當受到固定件184擠壓 時産生彈力。可以理解，彈片186亦可爲螺旋彈簧所代替。 墊片188爲摩擦墊片，其中心開設有一圓形中心孔 • 1882,其周緣處設有一防止墊片188相對基座18轉動之方 形凸邊1884。 轉軸189包括一圓柱狀之第一軸部1892，第一軸部 1892兩端分別設有圓柱狀之第一止擋部1893與第二止擋 部1894，一截面大體爲橢圓之第二軸部1895設於第一止 檔部1893之第一軸部1892相對端，一截面大體爲橢圓之 第三轴部1896設於第二止擋部1894之第一軸部1892相對 端。轉轴189之第二軸部1895與第三軸部1896之截面形 狀、固定板14之變形孔142、轉動件182之變形孔1824 15 200815684 均不限於所述橢圓形，其可爲其他異形，即非圓形，如三 角形、五邊形、六邊形等，僅需轉軸189不可於所述變形 孔142、1824内轉動即可。墊片188設於基座12與轉軸 ‘ 189之第一止擋部1893之間，從而防止基座12因其與轉 轴189之第一止擋部1893間之摩擦而磨損，且因墊片188 之方形凸邊1884之限制，墊片188不能相對基座12旋轉。 請再次參閱圖3與圖4,裝配第二鉸鏈時，將彈片186 置於基座12之安裝部122處，使其彈片186之中心孔1862 與安裝部122之轉轴孔1222對準，接著將固定件184疊放 在彈片186上方，且使固定件184之轴孔與安裝部122之 轉轴孔1222對準，固定件184之凸輪部1841 —侧抵持安 裝部122之弧形侧壁1223，固定件184之定位部1842容 納於安裝部122之定位槽1224内，然後將二滾針185大半 部分分別容納於固定件184之二第二滾針槽1843内，接著 將轉動件182疊放在固定件184上，使轉動件182之二第 _ 一滾針槽1820分別與二滚針185之小半部分配合。轉軸 189之第三轴部1896插入固定板14之變形孔142,第二軸 部1895依次插入墊片188之中心孔1882、基座12之轉軸 孔1222、彈片186之中心孔1862、固定件184之軸孔及轉 動件182之變形孔，最後將第二轴部1895與第三軸部1896 端部分別鉚接而形成第一鉚合部1897與第二鉚合部 1898,從而防止上述部件相互脫離。轉動件182與轉軸189 不可相對固定板14轉動。 可以理解，轉轴189鉚接之兩端可分別設置螺紋，並 16 200815684 在該端部旋入一螺母，亦可參照第一鉸鏈16之插銷方式， 從而代替鉚接方式。 請一併參閱圖5,行動電話包括一本體20、一蓋體30 ^ 與連接本體20與蓋體30之鉸鏈結構10,殼體160不可轉 動地連接至本體20上，固定板14固定連接至蓋體30上。 在圖5之狀態下，蓋體30相對本體20繞第一方向轉動一 定角度而打開，且蓋體30相對本體20繞第二方向轉動一 定角度。 ^ 當對蓋體30施力使其繞第一方向轉動時，主動件 161、摩擦片164、鎖固件165與樞軸166、基座12、固定 板14與第二鉸鏈與蓋體30 —起相對本體20轉動，殼體 160與隨動件162則相對本體20不可轉動。在此過程中， 主動件161之凸峰逐步爬出隨動件162之凹谷，彈簧163 被壓縮，繼續轉動蓋體30直到當凸峰重新回到凹谷，此時 彈簣163回復原狀，蓋體30打開。蓋體30關閉時，工作 •原理與打開時相同。 蓋體30在第二方向處於原始位置時，鉸鏈結構10之 滾針185 —小半部分容納於第一滚針槽1820内，大半部分 容納於固定件184之第二滾針槽1843内。當對蓋體30施 力使其繞第二方向轉動時，固定板14、轉動件182與轉轴 189與蓋體30 —起相對本體20轉動，基座12、固定件184、 彈片186、墊片188與第一鉸鏈16則相對本體20不轉動， 而滚針185滑出轉動件182之第一滾針槽1820，且保持在 固定件184之第二滾針槽1843内滾動，如此轉動件182 17 200815684 則相對滾針185滑動，因此轉動件182與固定件184不直 接接觸。當蓋體30朝一方向轉動一預定角度時，轉動件 182之限位塊1822抵持在固定件184之第一限位面1846 而使蓋體30不能繼續轉動，即蓋體30轉動達到極限位置， 此時滾針185未容納第二滾針槽1843之部分又滑入第一滾 針槽1820内。當蓋體30反向轉動一預定角度時，轉動件 182之限位塊1822抵靠在固定件184之第二限位面1847 而不能繼續轉動，此時蓋體30返回原始位置。當蓋體30 轉動時，滾針185滑出轉動件182之第一滚針槽1820，轉 動件182轉動時擠壓滾針185，進而使固定件184擠壓彈 片186,使彈片186發生彈性變形，並對基座12産生彈力， 從而使基座12、墊片188、墊片188與轉轴189之第一止 擋部1893之間緊密接觸，從而産生方向與蓋體30轉動力 矩相反之摩擦力矩，由此使蓋體30之轉動更爲穩定，且蓋 體30之轉動可停留在任意位置。 當蓋體30處於預定角度時，本實施方式中爲處於0° 與180°時，彈片182滾針185同時容納於轉動件182之第 一滾針槽1820與固定件184之第二滾針槽1843内，從而 可使固定件184較爲穩定地保持在原來位置而不至於使蓋 體30輕易繞第二方向轉動。 鉸鏈結構10之第一鉸鏈16與第二鉸鏈使其可提供兩 個方向之轉動，且轉動件182轉動時可對滾針185産生擠 壓，進而使固定件184擠壓186彈片，使彈片186產生彈 力從而使第二鉸鏈之各元件之間保持緊密接觸，進而産生 18 200815684 較爲穩定之摩擦力矩，使鉸鏈結構1G運動平穩。另， 述滾針185同時容納位於第—滾針槽1820與第二滾二槽 1843時’鉸鏈結構1〇能夠保持良好之穩定狀態，: 由於轉動#182藉由滾針1δ5與固定件184間接 樣轉動件182與固定件184之間不 & 結構U)之使用壽命。 易心貝攸而延長鉸鏈 可以理解’殼體160亦可不可轉動地連接至蓋體％， 對應地將固定板14固定連接至本體20。本實施方式中， =體⑽連接至本體2G、固定板14連接至蓋體3〇之情 Γ4=欽、Γ構10應用於行動電話之工作過程，固定板 體：可=’而將轉軸189直接固定連接至蓋體％或本 ^ 20。滾針185之個數不限於二個，亦可以為—個或者複 或^複^地，第一滾針槽咖與第二滾針槽亦僅爲一個 【圖式簡單說明】 圖1係本發明鉸鏈結構較佳實施方式之立體分解圖； 圖2係本發明鉸鏈結構㈣實施方式之另 分解圖； ^ 圖3係本發明鉸鏈結構較佳實施方式之立體址裝圖； 圖4係本發明鉸鏈結構較佳實施方式之沿圖3之^_斤 之剖視圖；及 、 態^係應用本發明鉸鏈結構之便攜帶式電子裝置打開狀 【主要元件符號說明】 19 200815684 狡鍵結構 10 蓋體 30 固定板 14 安裝部 122 延伸部 126 弧形侧壁 1223 異形孔 1242 階梯 1244 鎖固槽 1246 安裝孔 144 主動件 161 彈簧 163 鎖固件 165 插銷 167 第一變形孔 1612 凸輪部 1616 凸輪面 1619， 切面 1626 第一凸起 1644 端部 1652 卡爪 1654 凸片 1658 軸部 1664 轉動件 182BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge structure, and more particularly to a biaxial hinge structure suitable for a portable electronic device such as a mobile phone. [Prior Art] Nowadays, portable electronic devices sold on the market include mobile phones, personal digital assistants (PDAs, Personal Digital Assistants), etc. Among them, the mobile phones can be divided into straight type, flip type, and folded type according to their appearance and structure. Slide type=species, in the case of flip-type and fold-type mobile phones, which generally include a cover body and a body, the cover body is rotatably coupled to the body in a hinge direction thereof by a hinge structure, and can be Hinge structure positioning. ... /, open the mouth of the Xin, the rotating shaft of a trough surface and a spring to catch the trough surface of the waveguide face axis of the cam, and the cam, the shaft and the bomb are contained in one Inside the housing. - The cover type of the miscellaneous cover type and the (4) type line (4) can be rotated by the elastic force of the cam: the crest surface of the cam and the trough surface of the rotating shaft to rotate the cover body around the body of the mobile phone in the opening and closing direction thereof. With the development of mobile communication technology, new technology street, such as photo, video, video, etc., has become more and more widely used in the field of mobile phones. However, the above-mentioned conventional key structure only has the simple function of opening and closing the cover body relative to the body. The work of the mobile phone user is caused by the camera, the camera, and the video player: especially when the horizontal size of the image to be obtained is larger than the vertical size, the mobile phone can be placed laterally, which causes inconvenience in operation; There is also a feeding, which makes the mobile phone subject to many restrictions on the specification = 8 200815684 '. It can be seen that the traditional hinge structure of the state is no longer sufficient for the user to make = the current opening and closing has already appeared on the two. Despite the fact that the market has a mobile phone that rotates in both directions, the hinge structure used by Miao Mobile is easy to grind. This kind of operation also fails to meet the consumption requirements. The line % is not good, and [invention], in view of the above, it is necessary to provide a hinge structure which provides two and has good stability and wear. Q rotation: a kind of hinge structure, including - pedestal, - first - hinge and - Μ - the hinge makes the hinge structure provide the first direction =: for the second direction of rotation, the first - hinge is connected to = - magazine = The first end surface of one of the rotating shaft, the rotating member, the needle roller, the fixing member and the moving member is provided with a first needle roller groove, and the fixing surface is provided with a second portion for partially accommodating the needle roller. The needle is placed on the second needle roller, and the needle roller slides on the needle: the member is in contact with the needle roller and is inserted into the rotating member in a phase sigma rotation, the elastic shaft and the fixing member are rotatably rotated, the elastic piece and the fixing member and the base are elastic Abut, the shrapnel is used to generate elastic force when the needle rolls. Compared with the prior art, the first hinge and the second money key of the hinge structure provide rotation in two directions, and when the rotating member rotates, the needle can be pressed and pressed, thereby causing the fixing member to press the elastic piece to make the elastic piece generate. The elastic force is thus maintained in close contact between the components of the two hinges, thereby producing a relatively stable friction torque, which makes the hinge movement smooth, and when the needle is simultaneously placed in the first needle groove and the first In the case of the two needle roller grooves, the hinge structure can maintain a stable state of stability, and in addition, since the rotating member is in indirect contact with the fixing member by the needle roller, the rotating member and the fixing member are not easily worn, thereby prolonging The use of the key structure. * [Embodiment] A preferred embodiment of the present invention discloses a hinge structure suitable for use in a portable electronic device such as a mobile phone or a PDA. In the present embodiment, a mobile phone will be described as an example. Referring to FIG. 1 and FIG. 2 , the hinge structure 10 10 of the preferred embodiment includes a base 12 , a fixing plate 14 , a first hinge 16 and a second hinge (not labeled), and the first hinge 16 makes the hinge The structure 10 provides rotation about a first direction and the second hinge provides rotation of the hinge structure 10 about a second direction that is perpendicular to the first direction. The base 12 includes a mounting portion 122, a receiving portion 124 and an extending portion 126. The mounting portion 122 is located between the receiving portion 124 and the extending portion 126, and the entire base 12 is integrally formed. A shaft 1022 is formed in the center of the mounting portion 122. One side of the shaft hole 1222 is provided with a curved side wall 1223. The other side of the shaft hole 1222 defines a positioning groove 1224. The positioning groove 1224 is square. Two positioning sidewalls (not shown) are formed, and an opening (not labeled) is formed between the two positioning sidewalls, and the opening faces the rotating shaft hole 1222. The accommodating portion 124 is substantially cylindrical, and has a accommodating cavity (not shown) at the center thereof. The accommodating cavity includes a shaped hole 1242 and a circular hole 1243. In the embodiment, the accommodating portion 124 is opened. The portion of the shaped hole 1242 is further provided with two recesses 1245, so that a step 1244 is formed at the junction of the shaped hole 1242 of the inner wall of the receiving portion 124 and the circular hole 1243. A locking groove 1246 is defined in the positioning groove 122 of the mounting portion 124 of the mounting portion 124. The locking groove 1240 communicates with the receiving cavity of the receiving portion 124. A passage 1262 is provided in the extension 120 to accommodate the connection cable. < The fixing plate 14 is elongated, and has a substantially elliptical deforming hole 142 at the center thereof, and a mounting hole 144 is defined at each of the two ends. The mounting hole 144 is for mounting the fixing plate 14 to the mobile phone. The fixing plate 14 is not limited to a long strip shape, and may be any other shape such as a circular plate shape or a square plate shape. The first hinge 16 includes a housing 160, an active member 161, a follower 162, a spring 163, a friction plate 164, a locking member 165, a pivot 166 and a latch 167. The housing 160 is generally cylindrical and has one end open and the other end having a semi-closed end with an end opening 1602. The inner and outer surfaces of the casing 160 have a cross-sectional shape that is irregular, i.e., non-circular. In the present embodiment, it is substantially elliptical. The active member 161 is centrally provided with a first deformed hole 101612 which is substantially elliptical. The active member 161 includes a neck portion 1614 and a cam portion 1616. The cam portion 1616 is larger in size than the neck portion 1614. The first pin hole 1618 extends radially through the neck portion 1614, i.e., its axial direction is perpendicular to the axis of the first deformation hole 1612. The cam portion 1616 is provided with a cam surface 1619 away from one end of the neck portion 1614, and two convex peaks (not shown) are disposed on the cam surface 1619. The follower 162 is generally cylindrical and has a circular opening 1622 in the center thereof. One end of the follower member 162 is provided with a cam surface 1624 which cooperates with the cam surface 1619 of the driving member 161, and the cam surface 1624 is provided with two symmetrical concave valleys (not shown). The cross-sectional shape of the follower member 162 corresponds to the inner wall cross-sectional shape of the housing 160. In the present embodiment, the side wall of the follower member 162 has two opposite cut surfaces 1626 to form a substantially elliptical cross section. The spring 163 is a cylindrical coil spring that can be stretched and compressed. The spring 163 can be replaced by other elastic members such as rubber rods, shrapnel, and the like. The friction plate 164 has a sheet shape, and a second deformation hole 1642 having a substantially elliptical shape is disposed at a center thereof. The first protrusion 1644 is disposed at a periphery of the friction piece 164, and the first protrusion 1644 corresponds to the groove of the base 12. 1245. The friction plate 164 is disposed between the spring 163 and the lock 165 to prevent the lock 165 β from being directly rubbed by the direct friction between the spring ι 63 and the lock ι 65. The center of the locking member 165 is provided with a substantially elliptical shaft hole 1650, which comprises a substantially cylindrical end portion 1652, and a second symmetrical second protrusion 1653 is provided at the periphery of the end portion 1652, so that the cross-sectional shape and size correspond to each other. A section of the shaped hole 1242 of the receiving portion 124 of the susceptor 12 and the friction plate 164. At least two claws 1654 are disposed at one end of the end portion 1652, and the claws 1654 are disposed at a periphery of the adjacent end portion 1652. Each of the claws 1654 has a locking surface 101656. In the embodiment, four are evenly disposed. Claw 1654. The other end of the end portion 1652 is provided with two symmetrical tabs 1658 between the second protrusions 1653. The tabs 1658 extend along the edge of the end portion 1652, and the friction plate 164 can be accommodated in the two tabs 1658. between. The yoke shaft 166 includes a flange portion 1662 and a shaft portion 1664 that is larger in size than the shaft portion 1664. The flange portion 1662 is provided at the end of the shaft portion 1664, and a second pin hole 1666 is opened at the other end of the shaft portion 1664. The cross-sectional shape of the shaft portion 1664 is substantially elliptical, and the shape and size of the first and second deforming holes 1612, 1642 and the shaft hole 1650 correspond to the cross-section of the shaft portion 1664. The cross-sectional shape of the shaft portion 1664 of the pivot shaft 12200815684-166, the first deformation hole 1612 of the driving member 161, the second deformation hole 1642 of the friction plate 164, and the shaft hole 1650 of the fastener 165 are not limited to the elliptical shape. Other shapes, that is, non-circular shapes, such as triangles, pentagons, hexagons, etc., only need to rotate the shaft 166 in the first and second deformation holes 1612, 1642 and the shaft hole 1650. . The latch 167 is a cylinder that is inserted into the first pin hole 1618 of the active member 161 and the second pin hole 1666 of the pivot 166. When assembling the first hinge 16, please refer to FIG. 3 and FIG. 4 together, the shaft portion 1664 of the pivot 166 is sequentially passed through the shaft hole 1650 of the fastener 165, the second deformation hole 1642 of the friction plate 164, the spring 163, and The circular hole 1622 of the movable member 162, the first deformation hole 1612 of the driving member 161 and the housing 160, and then the pin 167 is inserted into the first pin hole 1618 of the driving member 161 and the second pin hole 1666 of the pivot 166, thereby pivoting The shaft 166, the driving member 161, the follower 162, the spring 163, the friction plate 164, and the lock 165 are not disengageable from each other. Finally, the claw 1654 of the locking member 165 is contracted inwardly and inserted into the receiving cavity of the base 12 from the end of the shaped hole 1242. The claw 1654 protrudes from the other end and extends into the locking groove 1246. At this time, the claw 1654 Released such that the locking surface 1656 is locked to the end surface forming the locking groove 1246, and the end portion 1652 of the locking member 165 is locked to the step 1244 of the base 12, thereby connecting the first hinge 16 to the base 12. At this time, the spring 163 is preset pressure, and both ends thereof elastically abut against the follower 162 and the friction plate 164 respectively. The cam surface 1619 of the driving member 161 cooperates with the cam surface 1624 of the follower 162, and the peak of the driving member 161 is located. At the valley of the follower 162; all of the follower 162, the driving member 161 and the spring 163 are partially housed in the housing 160, and the neck 1614 of the driving member 161 extends from the end hole 1602 of the housing 160. 200815684 _ Outside the housing 160, another portion of the magazine 163, the portion of the fastener 165 and the friction plate 164 are all received in the receiving portion 124 of the base 12, and the step 1244 of the base 12 prevents the locking member 165 from moving toward the circular hole 1643; The follower member 162 is not rotatable relative to the housing 160, and the active member 161, the friction plate 164, the locking member 165 and the pivot shaft 166 are not rotatable relative to the base 12. It can be understood that the second pin hole 1666 of the pivot 166 can be omitted, and the thread is disposed here, and a nut is screwed when the pivot 166 protrudes from the housing 160, and the second pin hole 1666 can be opened by the pivot 166. One end is riveted after being inserted into the housing 160 and the like. At this time, the pin 167 and the neck portion 1614 of the driving member 161 can be omitted, and the first pin hole 1618 does not need to be opened. The second hinge includes a rotating member 182, a fixing member 184, two needle rollers 185, a resilient piece 186, a spacer 188 and a rotating shaft 189. The rotating member 182 is generally an annular body, and has a first needle groove 1820 symmetrically formed on one end surface thereof, which is substantially semi-cylindrical, and the first needle groove 1820 is used for partially accommodating the needle roller 185. The rotating member 182 has a limiting block 1822 extending vertically in the axial direction at the end edge of the end surface of which the first needle groove 1820 is provided. A deformed hole 1824 having a substantially elliptical shape is also formed in the center of the rotating member 182. The fixing member 184 includes a cam portion 1841 and a positioning portion 1842 connected to the cam portion 1841. The cam portion 1841 is generally an annular body, and has a second needle groove 1843 symmetrically formed on one end surface thereof, the depth of which is slightly larger than the first needle groove 1820, and is substantially semi-cylindrical, and the position and the rotation member 182 are A needle roller slot 1820 corresponds. The center of the cam portion 1841 of the fixing member 184 is also provided with a circular shaft hole (not shown). The positioning portion 1842 is formed radially outward from the peripheral portion of the cam portion 1841 14 200815684 ‘, which is generally in the shape of a τ, and includes a fixed block 1844 and a connecting block 1845 connecting the positioning block 1844 and the cam portion 1841. The connecting block 1845 is symmetrical with respect to both sides of the cam portion 1841. • A limiting surface, that is, a first limiting surface 1846 and a second limiting surface 1847. The first limiting surface 1846 and the second limiting surface 1847 of the positioning portion 1842 are used to cooperate with the limiting block 1822 of the rotating member 182 to limit the rotation angle of the hinge structure 10 in the second direction. The needle roller 185 is a cylinder, which can be kept in the second needle groove 1843 of the fixing member 184 at the same time. Therefore, the needle roller 185 can roll in the second needle groove 1843 of the fixing member 184, and rotate. The member 182 is slidable relative to the needle roller 185. A circular central hole 1862 is defined in the center of the elastic piece 186. The elastic piece 186 is disposed between the fixing member 184 and the base 12 for generating an elastic force when being pressed by the fixing member 184. It can be understood that the elastic piece 186 can also be replaced by a coil spring. The spacer 188 is a friction pad having a circular center hole 1882 at the center thereof, and a peripheral flange 1884 for preventing the spacer 188 from rotating relative to the base 18 at the periphery thereof. The rotating shaft 189 includes a cylindrical first shaft portion 1892. The first shaft portion 1892 is respectively provided with a first first stop portion 1893 and a second stop portion 1894, and a second shaft portion having a substantially elliptical cross section. 1895 is disposed at an opposite end of the first shaft portion 1892 of the first stop portion 1893, and a third shaft portion 1896 having a substantially elliptical cross section is disposed at an opposite end of the first shaft portion 1892 of the second stopper portion 1894. The cross-sectional shape of the second shaft portion 1895 and the third shaft portion 1896 of the rotating shaft 189, the deformation hole 142 of the fixing plate 14, and the deformation hole 1824 15 200815684 of the rotating member 182 are not limited to the elliptical shape, and may be other irregular shapes. That is, it is not circular, such as a triangle, a pentagon, a hexagon, etc., and only the shaft 189 is not rotatable in the deformation holes 142, 1824. The spacer 188 is disposed between the base 12 and the first stopping portion 1893 of the rotating shaft '189, thereby preventing the base 12 from being worn due to the friction between the base 12 and the first stopping portion 1893 of the rotating shaft 189, and the spacer With the limitation of the square bead 1884 of 188, the spacer 188 cannot rotate relative to the base 12. Referring to FIG. 3 and FIG. 4 again, when the second hinge is assembled, the elastic piece 186 is placed at the mounting portion 122 of the base 12 such that the central hole 1862 of the elastic piece 186 is aligned with the rotating shaft hole 1222 of the mounting portion 122, and then The fixing member 184 is stacked on the elastic piece 186, and the shaft hole of the fixing member 184 is aligned with the rotating shaft hole 1222 of the mounting portion 122. The cam portion 1841 of the fixing member 184 is abutted against the curved side wall of the mounting portion 122. 1223, the positioning portion 1842 of the fixing member 184 is received in the positioning groove 1224 of the mounting portion 122, and then the majority of the two needle rollers 185 are respectively received in the second needle groove 1843 of the fixing member 184, and then the rotating member 182 is stacked. It is placed on the fixing member 184 such that the second one-to-one needle groove 1820 of the rotating member 182 is respectively engaged with the small half of the two needle rollers 185. The third shaft portion 1896 of the rotating shaft 189 is inserted into the deformation hole 142 of the fixing plate 14, and the second shaft portion 1895 is sequentially inserted into the center hole 1882 of the spacer 188, the rotating shaft hole 1222 of the base 12, the center hole 1862 of the elastic piece 186, and the fixing member 184. The shaft hole and the deformation hole of the rotating member 182 finally rive the end portions of the second shaft portion 1895 and the third shaft portion 1896 to form the first staking portion 1897 and the second staking portion 1898, thereby preventing the components from being separated from each other. . The rotating member 182 and the rotating shaft 189 are not rotatable relative to the fixed plate 14. It can be understood that the two ends of the rotating shaft 189 can be respectively provided with threads, and 16 200815684 can screw a nut at the end, and can also refer to the bolting manner of the first hinge 16 instead of the riveting mode. Referring to FIG. 5 together, the mobile phone includes a body 20, a cover 30 ^ and a hinge structure 10 connecting the body 20 and the cover 30. The housing 160 is non-rotatably connected to the body 20, and the fixed plate 14 is fixedly connected to On the cover 30. In the state of Fig. 5, the cover 30 is opened at a certain angle with respect to the body 20 about the first direction, and the cover 30 is rotated by an angle with respect to the body 20 about the second direction. When the cover 30 is biased to rotate in the first direction, the driving member 161, the friction plate 164, the locking member 165 and the pivot 166, the base 12, the fixing plate 14 and the second hinge together with the cover 30 The housing 160 and the follower 162 are non-rotatable relative to the body 20 when rotated relative to the body 20. During this process, the peak of the driving member 161 gradually climbs out of the valley of the follower 162, and the spring 163 is compressed, and continues to rotate the cover 30 until the peak returns to the valley, and the magazine 163 returns to its original state. The cover 30 is opened. When the cover 30 is closed, the work principle is the same as when it is opened. When the cover 30 is in the home position in the second direction, the needle roller 185 of the hinge structure 10 is accommodated in the first needle groove 1820, and the majority is accommodated in the second needle groove 1843 of the fixing member 184. When the cover 30 is biased to rotate in the second direction, the fixing plate 14 and the rotating member 182 and the rotating shaft 189 and the cover 30 rotate relative to the body 20, and the base 12, the fixing member 184, the elastic piece 186, and the pad The piece 188 and the first hinge 16 are not rotated relative to the body 20, and the needle 185 slides out of the first needle groove 1820 of the rotating member 182 and is held in the second needle groove 1843 of the fixing member 184, so that the rotating member 182 17 200815684 then slides relative to the needle roller 185, so the rotating member 182 is not in direct contact with the fixing member 184. When the cover 30 is rotated in a direction by a predetermined angle, the limiting block 1822 of the rotating member 182 abuts against the first limiting surface 1846 of the fixing member 184, so that the cover 30 cannot continue to rotate, that is, the cover 30 rotates to the extreme position. At this time, the portion of the needle roller 185 that does not accommodate the second needle groove 1843 is slid into the first needle groove 1820. When the cover 30 is reversely rotated by a predetermined angle, the limiting block 1822 of the rotating member 182 abuts against the second limiting surface 1847 of the fixing member 184 and cannot continue to rotate, and the cover 30 returns to the original position. When the cover 30 rotates, the needle 185 slides out of the first needle groove 1820 of the rotating member 182, and when the rotating member 182 rotates, the needle 185 is pressed, so that the fixing member 184 presses the elastic piece 186 to elastically deform the elastic piece 186. And the elastic force is generated on the base 12, so that the base 12, the spacer 188, the spacer 188 and the first stop portion 1893 of the rotating shaft 189 are in close contact with each other, thereby generating a friction opposite to the rotational torque of the cover body 30. The moment, thereby making the rotation of the cover 30 more stable, and the rotation of the cover 30 can stay at any position. When the cover 30 is at a predetermined angle, in the present embodiment, at 0° and 180°, the elastic 182 needle 185 is simultaneously accommodated in the first needle groove 1820 of the rotating member 182 and the second needle groove of the fixing member 184. In 1843, the fixing member 184 can be stably held in the original position without easily rotating the cover 30 in the second direction. The first hinge 16 and the second hinge of the hinge structure 10 can provide two directions of rotation, and the rotating member 182 can rotate the needle 185 when the rotating member 182 rotates, so that the fixing member 184 presses the 186 elastic piece to make the elastic piece 186 The elastic force is generated to maintain close contact between the components of the second hinge, thereby generating a relatively stable friction torque of 18 200815684, so that the hinge structure 1G moves smoothly. In addition, when the needle roller 185 is simultaneously accommodated in the first needle roller groove 1820 and the second roller two groove 1843, the hinge structure 1 〇 can maintain a good stable state: since the rotation #182 is indirectly contacted by the needle roller 1δ5 and the fixing member 184 The life of the rotating member 182 and the fixing member 184 is not & It is understood that the housing 160 can also be non-rotatably connected to the cover body %, and the fixing plate 14 is fixedly coupled to the body 20 correspondingly. In this embodiment, the body (10) is connected to the body 2G, the fixing plate 14 is connected to the cover body 3, and the case 4 is applied to the working process of the mobile phone. The fixed plate body can be replaced with a shaft 189. Directly attached to the cover body % or this ^ 20. The number of the needle rollers 185 is not limited to two, and may be one or complex or complex, and the first needle roller slot and the second needle roller slot are also only one [simple description of the drawing] 2 is an exploded perspective view of a preferred embodiment of a hinge structure of the present invention; FIG. 2 is an exploded perspective view of a hinge structure according to a preferred embodiment of the present invention; FIG. 3 is a perspective view of a preferred embodiment of the hinge structure of the present invention; A cross-sectional view of the preferred embodiment of the hinge structure along the line of FIG. 3; and, the state of the portable electronic device with the hinge structure of the present invention is opened. [Main component symbol description] 19 200815684 狡 key structure 10 cover 30 Fixing plate 14 Mounting portion 122 Extension portion 126 Curved side wall 1223 Shaped hole 1242 Step 1244 Locking groove 1246 Mounting hole 144 Actuator 161 Spring 163 Locking 165 Pin 167 First deformation hole 1612 Cam portion 1616 Cam surface 1619, Cut surface 1626 First projection 1644 end 1652 jaw 1654 tab 1658 shaft portion 1664 rotating member 182
蓋體 20 基座 12 第一鉸鏈 16 容置部 124 轉轴孔 1222 定位槽 1224 圓形孔 1243 凹槽 1245 變形孔 142 殼體 160 隨動件 162 摩擦片 164 樞軸 166 端孔 1602 頸部 1614 第一銷孔 1618 1624 圓孔 1622 第二變形孔 1642 轴孔 1650 第二凸起 1653 卡止面 1656 凸緣部 1662 銷孔 1666 固定件 184 186200815684Cover 20 Base 12 First hinge 16 Receptacle 124 Rotary shaft hole 1222 Locating groove 1224 Circular hole 1243 Groove 1245 Deformation hole 142 Housing 160 Follower 162 Friction plate 164 Pivot 166 End hole 1602 Neck 1614 First pin hole 1618 1624 round hole 1622 second deformation hole 1642 shaft hole 1650 second protrusion 1653 locking surface 1656 flange portion 1662 pin hole 1666 fixing member 184 186200815684
滾針 185 彈片 墊片 188 轉轴 第一滾針槽 1820 限位塊 變形孔 1824 凸輪部 定位部 1842 第二滾針槽 定位塊 1844 連接塊 第一限位面 1846 第二限位面 中心孔 1862， 1882方形凸邊 第一轴部 1892 第一止檔部 第二止擋部 1894 第二軸部 第三軸部 1896 第一鉚合部 第二鉚合部 1898 189 1822 1841 1843 1845 1847 188 1893 1895 1897 21Needle roller 185 Shrapnel washer 188 Rotary shaft first needle groove 1820 Limit block deformation hole 1824 Cam portion positioning portion 1842 Second needle groove positioning block 1844 Connection block first limit surface 1846 Second limit surface center hole 1862 1882 square flange first shaft portion 1892 first stop portion second stop portion 1894 second shaft portion third shaft portion 1896 first staking portion second staking portion 1898 189 1822 1841 1843 1845 1847 188 1893 1895 1897 21