M283401 八、新型說明： 【新型所屬之技術領域】 本創作係有關一種雙層堆疊卡緣連接器組合（一），尤 才曰一種可以堆豐的方式固定二電子卡並使之電性連接於電 路板，例如Mini PCI-Express卡。 【先前技術】 電子設備的主電路板上設有不同的卡緣連接器用以 提供各種模組化電子卡的插置連接，使設於各電子卡之前 緣上的電性接點能電性接觸各相應之卡緣連接哭的導雷 :=達成該等電子卡和該主電路板之間的電性導通。 各電子卡需要可靠地被固持於各相應的卡緣連接哭中 和導電端子之間的穩定接觸。因此，卡緣 除了包括—具有導電端子的接頭外，並進一步包括 固持電子卡的鎖扣裝置。 關於先刖卡緣連接n的技術均為應用在單—的電 上，特別是在PCi express卡。在 π下，#要-u、 社蛋千δ又備不辦擴充的情 :A —片以上的電子卡已是勢在必行的趨勢。本創 2亡為使電路板的佈局及空間更有效的利用，乃特 究並配合學理之運用，故 研 置二片電子卡之本創作了於種以節省空間的方式設M283401 VIII. Description of the new type: [Technical field to which the new type belongs] This creation relates to a double-layer stacked card edge connector combination (1). You Caiyou said that you can fix two electronic cards in a piled manner and connect them electrically. A circuit board, such as a Mini PCI-Express card. [Previous technology] Different card edge connectors are provided on the main circuit board of electronic equipment to provide various modular electronic card insertion connections, so that the electrical contacts provided on the leading edge of each electronic card can be in electrical contact. Each corresponding card edge is connected to a lightning guide: = to achieve electrical conduction between the electronic cards and the main circuit board. Each electronic card needs to be reliably held in a stable contact between the corresponding card edge connection and the conductive terminal. Therefore, the card edge includes, in addition to a connector with conductive terminals, a locking device for holding an electronic card. The technology of the first card edge connection n is applied to single-line electricity, especially in PCi express cards. Under π, # 要 -u, company egg thousands δ, and not ready to expand: A-electronic cards of more than a chip is an inevitable trend. In order to make the layout of the circuit board and the more effective use of space, the original design and the use of scientific theory, the research and development of the two electronic cards was created in a way to save space.
f新型内容J 本創：之主要目的係提供—種雙層堆疊卡 δ (-），其可以堆叠的方式同時安裝二電 ^組 的佈局及空間更有效的利用。 吏電路板 M283401 本創作之再一目的彳^ # 入r ^^ 妁係棱供一種雙層堆疊卡緣連接哭组 合（一），其中卡緣連接哭 安叩、、且 anyplace n〇22le)^#^Hb^^ ? Ά接部達成共平面*良好地焊接於電路板上。 組a(為一二:本創作之-種雙層堆疊卡緣連接器 …（）心“並電性連接第 於電路板，其包括-妙㈣。下以-電子卡 扣裝置。該雙層連接哭勺紅— —鎖 σσ匕、、、巴緣殼體，該絕緣殼體形成 有上、下插槽以各自收容該第一、 ^ 乐一电于卡的刖緣，該 #曰的上方及下方各設有複數端子槽以容設端子。 ;;::ΓΓ置包括有一對側鎖扣件及一橋接部係連接該 對側鎖扣件，該對側鎖扣件各具有一基部係沿著第一、第 二電子卡的側緣延伸'一彈性臂係由該基部延伸、及一鎖 扣部係形成於該彈性臂的自由端且扣合該第一電子卡的後 j ’該基部係鬆配合組餘該絕緣殼體的侧面且設有複數 、單接。P於其底部。该第二鎖扣裝置設置於該電路板上以扣 合5亥弟二電子卡的後緣。 本創作相較先兩技術提供一雙層連接器，可供二張電 子卡以堆$的方式同時安裝於電路板上，使電路板的佈局 f空間更有效的利用。此外，第一鎖扣裝置中的橋接部可 供取放裝置吸附及置放以達成自動化安裝，並且該第一鎖 扣裝置以鬆配合組裝於該絕緣殼體的側面，藉此具有可浮 動的特性而使其底部的焊接部位在組裝後可自行調整至共 平面。 、 M283401 口圖式將本創作之較佳實施例詳細說明如下，但 :兄明僅係用來說明本創作，而非對本創作的權利範 圍作任何的限制。 钔作的掊利祀 【實施方式】 接器==—圖及第二圖’為本創作之雙層堆疊卡緣連 層二；緣連度的立體分解圖。本創作提供-種雙 θ且卡、#連接s組合㈠，乃是用以固定並電性連接第 一電子卡61及第二電子卡失楚- — 卞卞苓弟二圖）於一電路板50。此 貫施例中該第一雷+ + β〗 μ 乐4千卡61及弟二電子卡62乃是以Mini PCI-Express卡為例，然而本創作不以此為限。 口亥又層堆:卡緣連接器組合（一）包括有一雙層連接器 10、第-鎖扣裝置2G及第二鎖扣裝置3〇，其均置於電路板 50上。該第一鎖扣裝置2〇是用以扣住第一電子卡“的後緣 612’該第二鎖扣裝置3〇是用以扣住該第二電子卡62的後緣 622。 該雙層連接器10包括一呈階梯狀的絕緣殼體12。該絕 緣殼體12形成有上、下插槽丨21、122以各自收容該第一、 第二電子卡61、62的前緣611、621。 本貫施例中’該絕緣殼體12的該上插槽121上方及下方 各形成有複數端子槽140a、140b以容設端子14a、14b，該 下插槽122的上方及下方各形成有複數端子槽16〇a、i6〇b 以容設端子16a、16b。該些端子14a、14b、16a、16b電性 接觸於該第一、第二電子卡61、62於該電路板50。 M283401 本創作中該雙層連接器1 〇的該絕緣殼體丨2具有水平狀 的上頂面123及下頂面124、及垂直狀的上接面125及下接面 126。邊上接面125及下接面126乃是各由該上頂面123及該 下頂面124的邊緣向下延伸。其中該上插槽121係由該上接 面125向内凹設，該下插槽122係由該下接面126向内凹設。 忒第一鎖扣裝置20乃是由金屬件經一體成型地彎折而 成，其包括有一對側鎖扣件22a、22b及一橋接部21係連接 於该對側鎖扣件22a、22b。該對侧鎖扣件22a、22b各具有 基4 24係各沿著第一、第二電子卡的側緣延伸、 时彈性臂26係由該基部24延伸、及一鎖扣部27係形成於該 彈丨生# 26的自由端以扣合該第一電子卡6丨的後緣Η?。其中 u亥基邛24各具有一片由其底緣向外彎折的焊接部mi、243 以焊接於該電路板50上。 本實施例中該橋接部21乃是位於該對側鎖扣部22&、 22b的前端並且其兩端連接於該基部％，然而不限制於此。 該橋接部21乃是置於朗緣殼體12的該下頂面124上，並且 -有供取放裝置吸取的平坦頂面，藉此可供取放裝置 (Pick and place nozzle)取放以達到自動化的安裝。 本創作為配合該第一鎖扣裝置20的自動化安裝，豆中 該第一鎖扣裝置20的該基部24乃是鬆配合組裝於該絕緣殼 體12的侧面，藉此該第—鎖扣裝謂的料接部241、⑽ 可自動調整且貼平於該電路板5〇以達成良好焊接。其中該 =P24/、有貝牙的卡合孔244，並且該絕緣殼體12的兩侧 各形成-凸塊簡系相對應該卡合孔2料。該卡合孔⑽略高 M283401 方…亥凸塊128 ’藉此使該基部24以鬆配合組裝於該絕緣殼體 12，並確保該焊接部mi、243可貼平於該電路板5〇上。 在本較佳實施例中，該焊接部243的位置相對應於該基 邓24的该卡合孔244，並且該卡合孔244的位置較佳地乃是 相對應於邊橋接部21，如此使本創作中鬆配合的結構及其 焊接效果能發揮最佳的功效。 本較佳實施例中該第一鎖扣裝置2〇進一步具有一對連 接部23各由各由該對側鎖扣部22a、2汕的該基部％往前延 伸。=連接部23也是鬆配合組裝於該絕緣殼體12的兩侧 面，藉此以辅助固定該第一鎖扣裝置2〇。本實施例中該雙 層連接器10的該絕緣殼體12兩侧面各凸出有一凸塊127，該 連接部23各形成有-卡合孔232係相對應於該凸塊127，並 且及卡合孔232的咼度略大於該凸塊127的高度。 此外，該連接部23較佳地可以進一步設一加強肋234， 藉此可加強該連接部23的結構強度以避免彎曲。其中該加 強肋234較佳地乃是由該連接㈣延伸至該對側鎖扣部 22a、22b的該基部24。 本實施例中該彈性臂26是由該基部24的底緣向上彎 折，然後沿第一電子卡61側緣朝後延伸至該基部％的外 邻。物性臂26由該基部24延伸的方式可有不同變化，例 如直接由該基部24朝後延伸。對於該彈性臂％，本創作中 该側鎖扣件22a、22b具有良好的保護措施，其中該側鎖扣 件22a ' 22b進一步包括一限位板28係由該基部24的頂緣向 外側彎折而成，且延伸至該彈性臂26的外側，藉此避免該 M283401 彈I生# 26被過度向外扳動◦此外，該侧鎖扣件2ub進 :步包括一支撐部242係由該基部24朝外側凸出，且位於該 彈f生# 26下方，藉此限制該彈性臂％向下的位移量。 少該第一鎖扣裝置20的該鎖扣部27包括有一後擋板272 係由該彈性臂26的自由端朝内侧彎折、及—上擋板m係形 成方；该彈性臂26自由端的頂部。其中該後擋板272的頂緣向 ，斜向延伸一導斜板273，·該上擂板274的頂部呈傾斜狀， 藉此可以導引該第一電子卡61進入第一鎖扣裝置。 為著方便扳開彈性臂以退出電子卡，本實施例中該鎖 扣部27進一步具有一扳動板276係由該彈性臂26的自由端 向上延伸，其中該上擋板274乃是由該扳動板276的一侧緣 朝内彎折。 由於電子卡是由前緣先斜下插入插槽内，電子卡的後 緣會向上翹起，因此僅提供該後擋板272及該上擋板274已 足乂 i、插置後之弟一電子卡61的後緣612被鎖扣定位。本創 作中該鎖扣部27進一步具有一下擋板278係由該彈性臂26 的自由端底緣向上彎折而成。該下擋板278形成一頂面可用 以托住該插置後之第一電子卡61。 凊參閱第三圖及第四圖，分別為本創作之雙層堆疊卡 緣連接器組合（一）與電子卡組裝前及組裝後的立體圖。本 創作中該基部24可限制該插置後之第一電子卡61沿左右方 向上的位移，該鎖扣部2 7的該後擂板2 7 2可限制該第一電子 卡61向後位移，該上擋板274配合該下擋板278可限制該第 一電子卡61上下的位移。藉此使第一電子卡61在各方向上 M283401 .均受到妥善的定位，能有效抵抗震動，而與電路板50形成 良好的連接。該扳動板276方便供手動向外扳開 以退出第一電子卡61。 請再參閱第一圖及第二圖，讀第二鎖扣裝置30設置於 .該電路板5〇上以扣合該第二電子十62的後緣622。本實施例 巾該第二鎖扣裝置30包括有-絕緣底座31及—金屬固持件 32 ° ㈣緣底座31具有—固定於讀電路板5G上的定位部33 及-對鎖扣部35a、35b係彈性地連接於該定位部^的兩 侧。其中該絕緣底座31的該定位部犯向下延伸至少兩根定 位柱332，妓位柱332穿過該電略板5Q的定位⑽以固定 於其上。 該金屬固持件32具有複數支臂322、324、326分別由該 金屬固持件32的前端緣及後端緣向下延伸且固持_緣底 座31於該電路板50上，其中該些支们22、324的底部露出 • 於該絕緣底座31的底部。該絕緣底座31的該定位部33設有 -貫穿槽334,其中該金屬固持件犯其中之一該支臂辦穿 過該貫穿槽334且固定於電路板5〇上。 • 請參閱第二圖，該絕緣底座31的該對鎖扣部35a、35b 分別形成-朝向該雙層連接器1〇的定位槽挪以固持該插 + + 後緣其中該對鎖扣部―、刷 各自朝該雙層連接器ίο凸設一位於該定位槽352上方的卡 自部354、* 一位於該定位槽352下方的承靠部356。此外， 該對鎖扣部35a、35b各朝該雙層連接器㈣設一連接該承 11 M283401 =嶋及f卡勾部354的浦牆358，該側擋細分別擋 的二電子卡62的側邊。上述該鎖扣部-、伽 設有—朝向該雙層連接器_導斜面355, 以導引弟二電子卡62。 大本實施例中該對鎖扣部35a、咖各具有—肋部嶋連 =相對應_承靠部356及該卡勾部354，該肋部挪朝背 向s亥雙層連接器1 〇的方向延伸。 請㈣及第五圖’其中第五圖為本創作之雙層 ’卡緣連接器組合（-）與電子卡組额的側視圖。本創 t在退卡時具有另—優點，當第—電子卡_組裝在卡緣 連接器，由第二鎖扣裝置30退出第二電子卡62的時候，該 第二電子卡62的後緣622向上彈起。此時該第-鎖扣裝置20 的該下擋板278被該第二電子卡62的兩側緣向上推動而產 生導引作用，使該彈性臂26向兩側打開而自動退出第一電 I卡6卜因此當只要退出第二電子切時，不需同時扳動 第一鎖扣裝置20及第二鎖扣裝置3〇。 上述為本創作的第一實施例。請參閱第六圖及第七 圖，為本創作之雙層堆疊卡緣連接器組合（一）第二實施例 的立體分解圖。本創作第二實施例提供另一第二鎖扣裝置 40係由一對金屬鎖扣件4〇a、4〇b所組成，該對金屬鎖扣件 4〇a、40b分離地設置於該第二電子卡62的兩侧（請參第八 圖）。該鎖扣件40a、40b乃是由金屬板一體沖壓成型，其各 自包括一固定部42係固定於該電路板5〇上及一彈性臂44。 该彈性臂44是由該固定部42靠近該雙層連接器1〇的末端沿 12 M283401 該第二電子卡62侧緣向後延伸且外露於該固定部42的另一 端。 其中該彈性臂44的自由端形成類似於該第—鎖扣裝置 20之鎖扣部27的結構。該彈性臂44設有一朝内侧彎折的後 擋板45、及一形成於其頂部的上擋板46以固定該第二電子 卡62的後緣622。其中該後擋板45的頂緣向後斜向延伸一導 斜板452 ;該上擋板46的頂部呈傾斜狀，藉此可順利導引芎 第二電子卡62卡入並固定。 本實施例中該固定部42的底緣水平延伸複數焊接片 422、424以焊接於電路板50上。此外，該固定部的底緣 進一步向下延伸複數定位腳423以定位於電路板5〇上，該定 位腳423係由該焊接片422局部向下沖壓而成。其中該焊接 片424乃彎折至該彈性臂44的底部。 本實施例中該鎖扣件4 0 a、4 0 b進一步包括有一限位部 4 3係由該固定部4 2的頂緣朝外彎折至該彈性臂4 4的外侧， 該固定部42及該限位部43之間形成一空間供該彈性臂44彈 性地移動。 為著方便退卡，其中該彈性臂44的自由端進一步具有 一扳動板47由其頂部向上延伸。本實施例中該上擋板铛乃 ’ 是由該扳動板47的一侧緣朝内彎折。 其中該彈性臂44的自由端進一步具有一下擋板48係其 底緣向上彎折而成。藉此可在垂直方向、左右及前後方向 上穩固地扣住第二電子卡62的後緣622 (請參第九圖）。 請參閱第八圖及第九圖，為本創作之雙層堆疊卡緣連 13 M283401 接為組合㈠與電子卡組裝前、後的立體圖。上述第二麻 施例具有另一優點，由於該第一鎖扣裝置別及該第二鎖二 f置40均為一體成型的金屬件，當該第-鎖扣裝置20及該 弟二鎖扣裝置40電連接於該電路板5〇的接地電路時， 供第一及第二電子卡6卜62另_接地的管道。 2參閱第十圖’為本創作之雙層堆疊卡緣連接器組合 (-）第三實施例與電子卡組裝後的立體圖。此實施例中， 第，一鎖扣裝置20及第二鎖扣裝置财提供—上擋板⑽，及 心該上撞板274’及46’乃是各由該彈性臂26及4锡自由端 向上延伸後，並且向内側斜下延伸，再朝外侧彎折。 〔本創作之創作特徵及特點〕 本創作所能產生之特點及功能經整理如后·· 一、本創作提供雙層堆疊卡緣連接器組合（一），盆中 提供一 p皆梯狀雙層$疊連#器（step_type㈣他吐 connector)可供二張電子切堆疊的方·時安裝於電路 板上，使電路板的佈局及空間更有效的利用。 一本創作中第一鎖扣裝置中的橋接部具有平坦平面 而可t、取放衣置吸附及置放以達成自動化安裝，其中連接 部以鬆配合組裝於該絕緣殼體的側面，藉此具有可浮動的 特性而使其底部的焊接部位在組裝後可自行調整至共平 面。 准X上所揭路者，僅為本創作較佳實施例而已，自不 月b、此限疋本創作之權利範圍，因此依本創作申請範圍所 做之均等變化或修飾，仍屬本創作所涵蓋之範圍。 14 M283401 【圖式簡單說明】 第一圖··為本創作之雙層堆疊卡緣連接器組合（一）的立體 分解圖。 第二圖：為本創作之雙層堆疊卡緣連接器組合㈠另一角 度的立體分解圖。 弟二圖·為本創作之雙層堆疊卡緣連接器組合（―）與電子 卡組裝前的立體圖。 第四圖：為本創作之雙層堆疊卡緣連接器組合（一）與電子 卡組裝後的立體圖。 第五圖：為本創作之雙層堆疊卡緣連接器組合㈠與電子 卡組裝後的侧視圖。 第六圖：為本創作之雙層堆疊卡緣連接器組合（―）第二實 施例的立體分解圖。 、 第七圖：為本創作之雙層堆疊卡緣連接器組合㈠第二實 施例另一角度的立體分解圖。 第八圖：為本創作之雙層堆疊卡緣連接器組合（一）第二實 ^ 施例與電子卡組裝前的立體圖。 第九圖：為本創作之雙層堆疊卡緣連接器組合（―）第二實 ^ 施例與電子卡組裴後的立體圖。 第十圖·為本創作之雙層堆疊卡緣連接器組合（―）第三實 施例與電子卡組裝後的立體圖。 【主要元件符號說明】 〔本創作〕 10雙層連接器 15 M283401 12 絕緣殼 體 121 ^ 122 上 、下插槽 123 、 124 上、下頂面 125 、 126 上 、下接面 127 、 128 凸塊 14a 、 14b 端子 140a 、 140b 端子槽 16a 、 16b 端子 160a 、 160b 端子槽 20 第一鎖扣裝置 21 橋揍部f New content J Original: The main purpose is to provide a double-layer stacking card δ (-), which can be installed in a stacking manner while the layout and space of the two power units are used more efficiently. Official circuit board M283401 Another purpose of this creation 彳 # 入 r ^^ 妁 system edge for a double-stacked card edge connection cry combination (a), where the card edge is connected to cry, and anyplace n〇22le) ^ # ^ Hb ^^? The joints are coplanar * Solder well on the circuit board. Group a (for one or two: this kind of creation-a kind of double-layer stacked card edge connector ... ()) "and electrically connects the first and second circuit boards, which includes-mysterious. Below-electronic buckle device. The double layer Connect the crying spoon red—lock σσ dagger, ， and rim rim shell, the insulating shell is formed with upper and lower slots to receive the first, 一 一 电 电 on the rim of the card, the # 曰 上A plurality of terminal slots are provided below and below to accommodate terminals. ;; :: ΓΓ set includes a pair of side lock members and a bridge portion connected to the pair of side lock members, each of the pair of side lock members has a base system Extending along the side edges of the first and second electronic cards, an elastic arm is extended from the base portion, and a locking portion is formed at the free end of the elastic arm and engages the rear of the first electronic card. The base is loosely fitted to the side of the insulating case and is provided with a plurality of, single contacts. P is at the bottom. The second locking device is disposed on the circuit board to fasten the rear edge of the 5H2E electronic card. Compared with the first two technologies, this creation provides a double-layer connector, which can be used to install two electronic cards on the circuit board at the same time. The layout f space is more effectively used. In addition, the bridge portion in the first locking device can be sucked and placed by the pick-and-place device to achieve automatic installation, and the first locking device is assembled in the insulating housing with a loose fit. It has a floating side so that the welding parts at the bottom can be adjusted to be coplanar by themselves after assembly. The M283401 mouth pattern describes the preferred embodiment of this creation in detail as follows, but: Brother Ming is only It is used to explain this creation, but not to limit the scope of rights of this creation. [Effect] The connector == — picture and the second picture 'is a double-layered stack of card edges for this creation 2. A three-dimensional exploded view of the connection degree. This creation provides a combination of double θ and card, # connection ㈠, which is used to fix and electrically connect the first electronic card 61 and the second electronic card--卞Fu Lingdi's second picture) on a circuit board 50. In this embodiment, the first thunder + + β〗 μ Le 4 thousand cards 61 and Di Er electronic card 62 are based on Mini PCI-Express card as an example, but this creation does not This is the limit. Kou Hai layered: card edge connector combination (a It includes a double-layer connector 10, a first locking device 2G, and a second locking device 30, which are all placed on the circuit board 50. The first locking device 20 is used to hold the first electronic card " The rear edge 612 'of the second locking device 30 is used to fasten the rear edge 622 of the second electronic card 62. The double-layer connector 10 includes a stepped insulating shell 12. The insulation case 12 is formed with upper and lower slots 21, 122 to receive the front edges 611, 621 of the first and second electronic cards 61, 62, respectively. In this embodiment, a plurality of terminal grooves 140a and 140b are formed above and below the upper slot 121 of the insulating housing 12, respectively, and a plurality of terminals are formed above and below the lower slot 122. The terminal grooves 16a and 16b are used to accommodate the terminals 16a and 16b. The terminals 14a, 14b, 16a, and 16b are in electrical contact with the first and second electronic cards 61 and 62 on the circuit board 50. M283401 The double-layer connector 10 in this work has a horizontal upper surface 123 and lower surface 124, and a vertical upper surface 125 and lower surface 126. The upper contact surface 125 and the lower contact surface 126 extend downward from the edges of the upper top surface 123 and the lower top surface 124, respectively. The upper slot 121 is recessed inward from the upper contact surface 125, and the lower slot 122 is recessed inward from the lower contact surface 126.忒 The first locking device 20 is formed by integrally bending a metal member, and includes a pair of side locking members 22a, 22b and a bridge portion 21 connected to the pair of side locking members 22a, 22b. The pair of side locking members 22a and 22b each have a base 4 and 24 series each extending along the side edges of the first and second electronic cards. The elastic arm 26 extends from the base 24 and a locking portion 27 is formed on The free end of the spring # 26 engages the rear edge of the first electronic card 6 ?. Wherein, each of the u-based electrodes 24 has a soldering portion mi, 243 bent outward from its bottom edge to be soldered on the circuit board 50. In this embodiment, the bridging portion 21 is located at the front end of the pair of side locking portions 22 & 22b and both ends thereof are connected to the base portion, but it is not limited thereto. The bridging portion 21 is placed on the lower top surface 124 of the long edge housing 12 and has a flat top surface for the pick-and-place device to pick up, thereby allowing the pick-and-place device to pick and place Achieve automated installation. In order to cooperate with the automatic installation of the first locking device 20, the base 24 of the first locking device 20 in the bean is loosely assembled on the side of the insulating housing 12, thereby the first locking device is installed. The so-called material connection portions 241, ⑽ can be automatically adjusted and flattened to the circuit board 50 to achieve good soldering. Among them, the engagement hole 244 with a bayonet tooth is provided, and the two sides of the insulating shell 12 are formed-a bump is simply corresponding to the engagement hole 2. The engaging hole ⑽ is slightly higher than M283401 square ... Hai bump 128 ', thereby making the base portion 24 be assembled with the insulating housing 12 with a loose fit, and ensuring that the soldering portions mi, 243 can be flat against the circuit board 50. . In the preferred embodiment, the position of the welding portion 243 corresponds to the engaging hole 244 of the base 24, and the position of the engaging hole 244 preferably corresponds to the side bridge portion 21, so Make the loose fit structure and welding effect in this creation play the best effect. In the preferred embodiment, the first locking device 20 further has a pair of connecting portions 23 each extending forward from the base portion of the pair of side locking portions 22a, 2 respectively. The connecting portion 23 is also loosely assembled on both sides of the insulating case 12 to assist in fixing the first locking device 20. In this embodiment, two sides of the insulating housing 12 of the double-layer connector 10 each have a protrusion 127, and each of the connecting portions 23 is formed with an engaging hole 232 corresponding to the protrusion 127, and a card. The width of the coupling hole 232 is slightly larger than the height of the bump 127. In addition, the connecting portion 23 may preferably be further provided with a reinforcing rib 234, thereby strengthening the structural strength of the connecting portion 23 to avoid bending. The reinforcing rib 234 is preferably the base portion 24 extending from the connecting flange to the pair of side locking portions 22a, 22b. In this embodiment, the elastic arm 26 is bent upward from the bottom edge of the base portion 24, and then extends rearward along the side edge of the first electronic card 61 to the outer neighbor of the base portion. The manner in which the physical arm 26 extends from the base portion 24 can be variously changed, such as directly extending from the base portion 24 toward the rear. For the elastic arm%, the side lock members 22a, 22b have good protection measures in this creation, wherein the side lock members 22a '22b further include a limiting plate 28 outward from the top edge of the base 24 It is bent and extends to the outside of the elastic arm 26, so as to prevent the M283401 弹 I 生 # 26 from being excessively pulled outward. In addition, the side lock member 2ub includes: a support portion 242 is formed by The base 24 projects outward and is located below the spring # 26, thereby limiting the amount of downward displacement of the elastic arm. The locking portion 27 without the first locking device 20 includes a rear baffle 272 bent from the free end of the elastic arm 26 toward the inside, and an upper baffle m forming a square; the free end of the elastic arm 26 top. The top edge of the tailgate 272 extends diagonally, and a slanted guide plate 273 extends obliquely. The top of the top plate 274 is inclined to guide the first electronic card 61 into the first locking device. In order to conveniently open the elastic arm to eject the electronic card, in this embodiment, the locking portion 27 further has a trigger plate 276 extending upward from the free end of the elastic arm 26, wherein the upper baffle 274 is formed by the One edge of the trigger plate 276 is bent inward. Since the electronic card is inserted into the slot obliquely down from the front edge, the rear edge of the electronic card will tilt upward, so only the rear bezel 272 and the upper bezel 274 have been provided. The rear edge 612 of the electronic card 61 is positioned by a lock. In the present invention, the locking portion 27 further has a lower baffle plate 278 formed by bending the bottom edge of the free end of the elastic arm 26 upward. The lower baffle plate 278 forms a top surface for supporting the inserted first electronic card 61.凊 Refer to the third and fourth figures, respectively, before and after assembly of the two-layer stacked card edge connector combination (1) and the electronic card. In this creation, the base portion 24 can limit the displacement of the inserted first electronic card 61 in the left-right direction, and the back plate 2 7 2 of the locking portion 27 can restrict the rearward displacement of the first electronic card 61. The upper baffle plate 274 and the lower baffle plate 278 can limit the vertical displacement of the first electronic card 61. As a result, the first electronic card 61 is properly positioned in all directions M283401. It can effectively resist vibration and form a good connection with the circuit board 50. The trigger plate 276 is convenient for manually pulling outward to eject the first electronic card 61. Please refer to the first diagram and the second diagram again, and read that the second locking device 30 is disposed on the circuit board 50 to fasten the rear edge 622 of the second electronic ten 62. In this embodiment, the second locking device 30 includes an insulating base 31 and a metal holder 32 °. The flange base 31 has a positioning portion 33 fixed on the read circuit board 5G and a pair of locking portions 35a and 35b. It is elastically connected to both sides of the positioning portion ^. Wherein, the positioning portion of the insulating base 31 extends downwards by at least two positioning posts 332, and the prostitute posts 332 pass through the positioning posts of the electric board 5Q to be fixed thereto. The metal holder 32 has a plurality of arms 322, 324, and 326 extending downward from the front edge and the rear edge of the metal holder 32, respectively, and holds the edge base 31 on the circuit board 50, wherein the legs 22 The bottom of 324 is exposed at the bottom of the insulating base 31. The positioning portion 33 of the insulating base 31 is provided with a through slot 334, wherein one of the metal holders passes through the through slot 334 and is fixed on the circuit board 50. • Please refer to the second figure, the pair of locking portions 35a, 35b of the insulating base 31 are formed respectively-toward the positioning groove of the double-layer connector 10 to hold the plug + + rear edge of the pair of locking portions- Each of the brushes protrudes toward the double-layer connector from a latching portion 354 located above the positioning slot 352, and a bearing portion 356 located below the positioning slot 352. In addition, the pair of locking portions 35a and 35b each has a wall 358 connected to the double-layer connector to connect the bearing 11 and the f-hook portion 354. Side. The above-mentioned locking portion- and gamma-setting-are oriented toward the double-layer connector _ guide slope 355 to guide the second electronic card 62. In this embodiment, the pair of the locking portions 35a and the coffee each have a rib portion coupling = corresponding_abutting portion 356 and the hook portion 354, the rib portion is moved toward the back toward the double-layer connector 1 of the sea. Direction. Please refer to the fifth picture, where the fifth picture is a side view of the double-layered card edge connector combination (-) and the electronic card set. The present invention has another advantage when returning the card. When the first electronic card is assembled in the card edge connector and the second electronic card 62 is withdrawn by the second locking device 30, the rear edge of the second electronic card 62 622 bounced upwards. At this time, the lower baffle plate 278 of the first locking device 20 is pushed upward by both edges of the second electronic card 62 to generate a guiding effect, so that the elastic arm 26 is opened to both sides and automatically withdraws from the first electrical I The card 6b therefore does not need to pull the first locking device 20 and the second locking device 30 at the same time when the second electronic cut is withdrawn. The above is the first embodiment of the creation. Please refer to the sixth and seventh figures, which are exploded perspective views of the second embodiment of the two-layer stacked card edge connector combination (a) of this creation. The second embodiment of the present invention provides another second locking device 40 which is composed of a pair of metal locking members 40a and 40b, and the pair of metal locking members 40a and 40b are separately provided on the first Two sides of the two electronic cards 62 (see Figure 8). The locking members 40a and 40b are integrally stamped and formed from a metal plate. Each of the locking members 40a and 40b includes a fixing portion 42 fixed on the circuit board 50 and an elastic arm 44. The elastic arm 44 extends backward from the end of the fixing portion 42 near the double-layer connector 10 along the side edge of the second electronic card 62 and is exposed at the other end of the fixing portion 42. The free end of the elastic arm 44 forms a structure similar to the locking portion 27 of the first locking device 20. The elastic arm 44 is provided with a rear baffle 45 bent toward the inside, and an upper baffle 46 formed on the top thereof to fix the rear edge 622 of the second electronic card 62. The top edge of the rear baffle 45 extends obliquely rearwardly; a top of the upper baffle 46 is inclined so that the second electronic card 62 can be smoothly inserted and fixed. In this embodiment, a plurality of soldering pieces 422 and 424 extend horizontally from the bottom edge of the fixing portion 42 to be soldered to the circuit board 50. In addition, the bottom edge of the fixing portion further extends a plurality of positioning pins 423 downward to be positioned on the circuit board 50, and the positioning pins 423 are partially punched down from the soldering piece 422. The welding piece 424 is bent to the bottom of the elastic arm 44. In this embodiment, the locking members 40 a and 40 b further include a limiting portion 43 that is bent outward from the top edge of the fixing portion 42 to the outside of the elastic arm 44. The fixing portion 42 A space is formed between the limiting portion 43 and the elastic arm 44 for elastic movement. To facilitate card ejection, the free end of the elastic arm 44 further has a trigger plate 47 extending upward from its top. In this embodiment, the upper baffle bell is bent inward by a side edge of the trigger plate 47. The free end of the elastic arm 44 is further provided with a lower baffle plate 48 whose bottom edge is bent upward. Thereby, the rear edge 622 of the second electronic card 62 can be firmly held in the vertical direction, the left-right direction, and the front-rear direction (see FIG. 9). Please refer to the eighth and ninth diagrams. This is a two-dimensional stacking card edge connection 13 M283401 is connected to the combination of the card and the electronic card before and after the perspective view. The above-mentioned second hemp embodiment has another advantage, because the first locking device and the second locking device f 40 are integrally formed metal pieces. When the first-locking device 20 and the second locking device are locked, When the device 40 is electrically connected to the ground circuit of the circuit board 50, the first and second electronic cards 6 and 62 are connected to a grounding pipe. 2 Refer to the tenth figure 'for a perspective view of the third embodiment of the double-layer stacked card edge connector assembly (-) assembled with the electronic card. In this embodiment, the first locking device 20 and the second locking device are provided—the upper baffle ⑽, and the upper impact plates 274 'and 46' are free ends of the elastic arms 26 and 4 tin, respectively. After extending upwards, it extends obliquely downwards and then bends outwards. [The creation characteristics and features of this creation] The features and functions that can be produced by this creation have been organized as follows. I. This creation provides a double-layer stacked card edge connector combination (1), and a p is provided in the basin. The layer $ stack connection # device (step_type connector) can be installed on the circuit board for two electronic cutting stacks, making the layout and space of the circuit board more efficient. The bridge part of the first locking device in this work has a flat plane, and can be picked up and placed to achieve automatic installation. The connection part is loosely assembled on the side of the insulating case, thereby It has a floating characteristic so that the welding part at the bottom can be adjusted to be coplanar by itself after assembly. Those who are exposed on quasi-X are only the preferred embodiment of this creation. Since month b, this limit is the scope of rights of this creation. Therefore, the equal changes or modifications made in accordance with the scope of this creation application are still the creation Coverage. 14 M283401 [Brief description of the diagram] The first picture is a three-dimensional exploded view of the double-layer stacked card edge connector combination (1) of this creation. The second picture: another perspective perspective exploded view of the double-layer stacking card edge connector combination of this creation. Di Ertu · This is a perspective view of the double-layer stacked card edge connector combination (―) created before the electronic card is assembled. Figure 4: This is a perspective view of the two-layer stacked card edge connector combination (1) and electronic card assembled for this creation. Fifth image: The side view of the double-layer stacked card edge connector combination 创作 assembled with the electronic card for this creation. Figure 6: An exploded perspective view of the second embodiment of the double-layer stacked card edge connector combination (-) of this creation. Figure 7: A three-dimensional exploded view of the second embodiment of the two-layer stacked card edge connector assembly of the present invention. Figure 8: A perspective view of the two-layer stacked card edge connector combination (a) of the second embodiment ^ before the assembly with the electronic card. The ninth picture: a perspective view of the second embodiment of the two-layer stacked card edge connector combination (-) of this creation and the electronic card group. The tenth figure is a perspective view of the third embodiment of the double-layer stacked card edge connector combination (-) created with the electronic card. [Description of main component symbols] [This creation] 10 double-layer connectors 15 M283401 12 Insulated housing 121 ^ 122 Upper and lower slots 123, 124 Upper and lower top surfaces 125, 126 Upper and lower connection surfaces 127, 128 bumps 14a, 14b terminal 140a, 140b terminal slot 16a, 16b terminal 160a, 160b terminal slot 20 first locking device 21 bridge flange
234 加強肋 242 支撐部 244 卡合孔 27 鎖扣部 273 導斜板 276 扳動板 322、324、326 支臂 332 定位柱 22a、22b 侧鎖扣件 23連接部 232 卡合孔 24 基部 241 焊接部 243 焊接部 26 彈性臂 272 後擋板 274、274’ 上擋板 278 下擋板 28限位板 30 第二鎖扣裝置 31 絕緣底座 32 金屬固持件 33 定位部 334 貫穿槽 35a、35b 鎖扣部 16 M283401234 Reinforcing ribs 242 Supporting portions 244 Engagement holes 27 Locking portions 273 Slope guides 276 Trigger plates 322, 324, 326 Arms 332 Positioning posts 22a, 22b Side locks 23 Connection portions 232 Engagement holes 24 Base 241 Welding Part 243 Welding part 26 Elastic arm 272 Rear baffle 274, 274 'Upper baffle 278 Lower baffle 28 Limit plate 30 Second locking device 31 Insulating base 32 Metal holder 33 Positioning part 334 Through slot 35a, 35b Lock 16 M283401
352 定位槽 354 卡勾部 353 肋部 355 導斜面 356 承靠部 358 侧擋踏 40第 二鎖扣裝置 40a、 • 40b 金屬鎖扣件 42 固定部 44 彈性臂 422 、424 焊接片 423 定位腳 43 限位部 45 後擋板 46、 46’ 上擋板 47 扳動板 48 下擋板 50 電 路板 52 定位孔 61第 一電子卡 611 前緣 612 後緣 62第 二電子卡 621 前緣 622 後緣352 Positioning groove 354 Hook part 353 Rib 355 Guide slope 356 Bearing part 358 Side stop 40 Second locking device 40a, • 40b Metal fastener 42 Fixing part 44 Elastic arm 422, 424 Welding piece 423 Positioning foot 43 Stopper 45 Rear bezel 46, 46 'Upper bezel 47 Trigger plate 48 Lower bezel 50 Circuit board 52 Positioning hole 61 First electronic card 611 Front edge 612 Rear edge 62 Second electronic card 621 Front edge 622 Rear edge
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