200836412 九、發明說明： 【發明所屬之技術領域】 本發明係關於-種電子卡連接器，尤其涉及一種沉板型電 【先前技術】 ° 隨著具有擴展魏之存針在移純話、紐械、筆 車導航系統巾的廣泛應用，用於將存儲卡連接至電子設似實現 ^ ，功能之電子卡連接ϋ被越來越廣泛的顧。電子卡連接器^安3 包子產品之板上，其-般包括絕緣本體、收容於絕緣本體 ，端子、遮覆於絕緣本體上之舰殼體及形成於絕緣本體與 接觸部電性接，，以達電子卡與電路板電性連接之㈣，相關先前J 茶閱中國大陸實用新型專利公告271767〇號及271882〇號。 " 輕 、t :見有通常是直接安裝至電路板上，隨著電子產品的 ，入設置在電路板上設置之-開孔内，並延伸至電卡;ϊ 二:卡電ί板上方的高度，以充分利用電子產品心限 帝工上*二卡連接态直接沉板安裝於電路板上形成之開孔内時， 與電路鱗接相連而將電子卡連接器安裝於電路板上猎 ，=Γ離焊接部—側，故，在钱時，絕緣本體會 pttt:且^緣本體發生傾倒，將會影響導電端子之焊接部與電路板之 間的焊接穩定性，進而影響訊號傳輸的穩定性。 陷。因此，確有必要對先前之電子卡連接器進行改進以克服先前技術之缺 【發明内容】 α本發明之目的在雜供—難有餘止絕緣本魏斜之沉板型電子卡連 接器。 =達上述目的本㈣細如下技術方案：—種沉板型電子卡連接器， 收容於絕緣本體内之複數導電端子及遮覆於絕緣本體上之 -/、、、、e緣本體包括基部、自基部前觀伸形成之複數端子槽道及 2柏端延伸形成之延伸f ;複數導電端子分職容於前述端子槽道内， 母-¥電舒对與f子卡紐_之接卿、與魏板連接之尾部及固定 200836412 於絕緣本翻之©持部；遮蔽殼體包括主體部及自主體部向下延伸之複數側 臂’該等側臂與前述主體料同形献容電子卡之收容空間，射所述絕緣 本體之延伸臂兩側分別設有用於搭接於電路上之支撐臂。 “相較於先前技術，本發明之沉板型電子卡連接器具有如下有益效果··其 猎絕緣本體之兩側臂分概置的支撐臂而將絕緣本體搭接於電路板上進而避 免絕緣本體由於重心靠後而產生傾倒之現象。 【實施方式】 下，將結合第一圖至第六圖詳細介紹本發明之沉板型電子卡連接器的 ，體實施方式。本發明之沉板型t子卡連接器励，其包括絕緣本體1〇了收 容於絕緣本體10内之複數導電端子2G、㈣搭設絕緣本體1G之電路板3〇、 ‘覆於、{緣本體10上之遮蔽殼H4G、組裝於遮蔽殼體40 0之導軌知、安裝 於遮敝殼體4〇 -侧之退卡機構6〇及一對分別設置於遮蔽殼體*兩側之固持 广茶^第二圖至第四圖所示，絕緣本體1G大致成縱長獅，其包括一縱 長形之基部η、自基部u兩端分別向後延伸形成之一對延伸臂12、自基部 η兩端向前延伸形成之_對固定裝^ 13及自基部n中部向後延伸形成之位 於兩^對延伸臂12之_對接部14。其中對接部14上平行設置有複數沿前 後向貝牙、乡巴緣本體10之端子槽道14〇，於基部n之前端設有與對接部Μ相 對應之槪15 ’其上形成有上下貫穿細板15之貫賴151(第四圖所示）， _位於攔板15兩侧之固定裝置13上分別設有固持孔13〇，基部u上形成有一 對與攔板I5同側之固定塊11〇(第四圖所示）。 —自各延伸臂12之外壁_體延伸形成有—對支撐臂施(第三圖所 5)八中支撐’ 120包括自延伸臂12外壁向外一體延伸形成之水平部 1、自水平部121垂直向上延伸之豎直部124及自豎直部124向外水平延伸 ^搭接於電路板上之搭接部123，所述水平部121與延伸臂12之底壁位於 7平面内，且水平部121及豎直部124 一體形成連接部(未標號），該連接部 伸$ 12間形成有凹槽(未標號）；另一支撐臂120a所設之搭接部123，其 糸桃延伸臂12外壁水平延伸形成，即，延伸臂12與支撐臂12Ga間未形成有 凊苓閱第二圖所示，複數導電端子20係分別收容於絕緣本體10之端子 200836412 =返uo内’其分別包括一與電子卡電性接觸之接觸部η、收容於前述貫通 曰、1,51内且用於與印刷電路板3〇連接之尾部24及固持於絕、緣本體1〇之端子 槽道140内的固持部25。 口月茶閱第-圖與第二圖所示，遮蔽殼體4〇呈L型，且覆蓋於絕緣本體 Μ上與其共同構成—可收容L形電子卡或細彡電子卡之卡收容空間(未標 號）.亥遮蔽设體40包括-呈l型的板狀主體部41及複數自主體部41之相 緣丑直向下延伸之側壁。该等側壁包括自主體部前端緣向下延伸之前 抬邛42、位於該丽擋部42兩側之第一側壁汜及第二侧壁(未標號）、與第一 側J 43平仃且同侧之第三侧壁45及位於第一側壁43與第三侧壁45之間的 縱向壁46。其中w擋部a與主體部則妾合處形成有一對與前述絕緣本體仞 響之基部11設置的固定塊110對應固定之固定孔，於該前播部42兩側分別 自主體部41向前延伸形成有一對固持片421，其上形成有安裝孔似。第一 側壁43鄰近縱向壁46處設有設有一開孔431，於該第一侧壁43與主體部μ 連接處開設有長槽4〇〇。 /請參閱第二圖所示，導軌50係組裝於遮蔽殼體4〇内，其包括一呈三角 形的板體51、自板體51前侧緣向上並向前延伸形成之台階2及於& 52-側凸伸出之凸伸體55。其中該凸伸體分上設有赫述第一讎43 = 置之開孔431 扣持的凸塊53，於凸塊53之相反面設有用以導引電子^ 插入之導引部54。雜部52之前翻以與前述遮蔽殼體4()之縱向壁4 _設置的卡片（未標號)相抵觸。 請芩閱第二圖所示，退卡機構60係組裝於遮蔽殼體4〇之一侧，其包括 外殼61、推桿62、第一導桿63、第二導桿64及雙向臂仍。直中外嗖、^自 一側套合於推桿62上，第-導桿63藉轉62推動而隨其一起運動:盆 没有一扣持口 630 ;第二導桿64收容於所述絕緣本體1〇之延伸臂12與支俨 形成之凹槽(未標號)内，其-端設有卡孔640,另一端與卡孔64〇相^ 立形成有用於退卡之退卡部641 ;雙向臂65之一端卡入第一導尸B上 ’另一端卡入第二導桿64設置之卡孔640内。當電子干卡插二， 猎氧子卡前端抵觸退卡部641，而帶動第二導桿64向前移動，藉連接 第二導桿64的雙向臂65將第—導桿63向後推動至初“置，二 %子卡完全插人。當退卡時，向前推動推趕62，第—導桿63隨其向前運動 200836412 . ^ 亚通過雙向臂65而將第二導桿μ向後拉動直至電子卡退出。本發明退卡機 構60^工作顧與業界技術相同且非本發明之重點，故在此不作詳述。 一請筝閱第二圖所示，一對固持部件70、70a分別安裝於遮蔽殼體40之第 -側壁(未標號)及退卡機構6G之相，其巾麟部件7() &括麟於第二侧臂 上之基片71及自基片71延伸形成之搭接於電路板3〇上的水平安裝部72 ; 固持部件70a包括搭接於電路板3〇上之水平安裝部72及固接於退卡機構6〇 上之固接部73。 请參閱第-圖及第二騎示，電路板3G上開設有-用於沉板收容電子卡 連接裔100之開π部301，前述絕緣本體1〇之支撐臂12〇、12〇a的搭接部123 搭載於電路板30之開口部3〇1邊緣，同時前述固持部件7〇、7〇a之安裝部72 攀亦焊接固持於電路板30上。 電子卡連接器100沉板安裝於電路板30内時，複數導電端子2〇收容於 絕緣本體10之端子槽道14〇内，其焊接部24焊接於電路板3〇上，同時絕緣 本體10藉其上之固定塊110與遮蔽殼體4〇上之固定孔42〇對應扣持進而固 定於遮蔽殼體40内，其上之支撐臂12〇、12〇a亦搭接於電路板3〇上，固持 部件70、70a固接於電路板3〇上而將電子卡連接器1〇〇沉板安裝於電路板3〇 上。藉螺栓依次穿過電路板30上之固持孔(未圖示）、遮蔽殼體4〇之固持片 421上的安裝孔422及固持裝置13之固持孔130而將電子卡連接器100固持 於電路板30上。藉於絕緣本體10上設置搭接於電路板3〇上之支撐臂12〇、 _ 120a而避免絕緣本體1〇由於重心靠後而產生傾倒之現象。另，藉攔板15之 限位而控制導電端子20之尾部24位置的準確度，進而提高導電端子20與電 路間焊接的穩定性與焊接品質。本發明只對原有絕緣本體之設計作了修改， 在其上增設了支撐臂120、120a及欄板15，無需改變原有電子卡連接器之結 構。 本貫施方式僅列舉了本發明之較佳實施方式，當然，本發明沉板型電子 卡連接器100之絕緣本體20的支撐臂120、120a可作如下變更：請參閱第五 圖及第六圖所示，支撐臂120、120a之搭接部123可用板狀金屬片80來替代， 其金屬片80包括安裝部81及自安裝部81彎折延伸之用來替代搭接部123而 搭接於電路板30上之金屬搭接部82。此時，支撐臂120、120a設置之豎直部 124、125上分別設有用於收容金屬片80之安裝部81的收容槽128。另，本 200836412 發明支撐臂亦可作如下變更，例如，該支撐臂包括自絕緣本體延伸形成之連 接部及用於搭接於電路板上之金屬片，其中一金屬片固定於與絕緣本體延伸 臂間形成有凹槽之連接部上，另一金屬片直接固定於絕緣本體之延伸臂外壁 上；或者採用如下變更，該支撐臂係一對金屬片，其中一金屬片直接固定於 絕緣本體一延伸臂上，該金屬片包括安裝於所述延伸臂内之安裝部及搭接於 電路板上之搭接部，另一金屬片變更為包括有安裝於絕緣本體另一延伸臂内 之安裝部及用於代替前述塑膠連接部之金屬連接部，於該連接部彎折延伸形 成有搭接於電路板上之搭接部。 由於Express card標準的PC卡有兩種外型，一種為傳統的矩形，另一種 為L型，故相應的電子卡連接器也包括兩種外殼構形，本實施方式是以l型 電子卡連接器為例，但並不僅限於此。 綜上所述，本發明確已符合發明專利之要件，爰依法提出申請專利。惟， 以上所述者僅係本發明之較佳貫施方式，本發明之範圍並不以上述實施方式 爲限，舉凡熟習本案技藝之人士援依本發明之精神所作之等效修飾或變化， 皆應涵以下申請專利範圍内。 【圖式簡單說明】 第一圖係本發明沉板型電子卡連接器之立體圖。 第二圖係本發明沉板型電子卡連接器之立體分解β。 第三圖係本發明沉板型電子卡連接器之絕緣本體立體圖。 第四圖係第三圖另一視角之視圖。 苐五圖係本發明沉板型電子卡連接裔其它實施方式之絕緣本體與支撐 臂之立體組合圖。 第六圖係本發明沉板型電子卡連接器絕緣本體與支撐臂立體分解圖。 【主要元件符號說明】 電子卡連接器 100 絕緣本體 10 基部 11 固定塊 110 延伸臂 12 支撐臂 120、120a 水平部 121 搭接部 123 豎直部 124、125 固定裝置 13 固持孔 130 對接部 14 200836412 端子槽道 140 棚板 15 貫通槽 151 導電端子 20 接觸部 22 尾部 24 固持部 25 電路板 30 開口部 301 遮蔽殼體 40 主體部 41 前擂部 42 固持片 421 安裝孔 422 固定孔 420 側臂 43、45 長槽 400 開孔 431 縱向壁 46 導軌 50 板體 51 台階部 52 凸塊 53 導引部 54 退卡機構 60 外殼 61 推桿 62 導桿 63、64 扣持口 630 卡孔 640 雙向臂 65 固持部件 70、70a 基片 71 水平安裝部 72 固接部 73 金屬片 80 安裝部 81 金屬搭接部 82200836412 IX. Description of the invention: [Technical field of the invention] The present invention relates to an electronic card connector, and more particularly to a sinker type electric system [Prior Art] ° With the extension of the Weizhi deposit in the pure language, the mechanical, The wide application of the carriage navigation system towel is used to connect the memory card to the electronic device. The function of the electronic card connection is more and more widely considered. The board of the electronic card connector, which generally includes an insulative housing, is received in the insulative housing, the terminal, the ship housing covering the insulative housing, and the insulative housing and the contact portion are electrically connected, The electrical connection between the electronic card and the circuit board (4), related to the previous J tea read the Chinese mainland utility model patent notice 271767 nickname and 271882 nickname. " Light, t: See that it is usually installed directly on the circuit board, with the electronic product, into the hole set in the board - and open to the card; ϊ 2: card power 板 above the board The height is to make full use of the electronic product heart limit. When the two card connection state is directly mounted on the hole formed in the circuit board, it is connected with the circuit scale to mount the electronic card connector on the circuit board. , = away from the welding part - side, so, in the case of money, the insulating body will pttt: and the body of the edge will be dumped, which will affect the welding stability between the soldering portion of the conductive terminal and the circuit board, thereby affecting the signal transmission. stability. trap. Therefore, it is indeed necessary to improve the previous electronic card connector to overcome the deficiencies of the prior art. [The present invention] The purpose of the present invention is to provide a sinking type electronic card connector that is difficult to insulate. = The above-mentioned purpose (4) is as follows: - a type of sinking type electronic card connector, a plurality of conductive terminals housed in the insulating body and the -/, ,, and e-edge body covering the insulating body include a base, The plurality of terminal channels formed by the front extension of the base and the extension of the 2 berth end extensions; the plurality of conductive terminals are respectively accommodated in the terminal channel, and the mother-¥电舒对和f子卡纽_ The tail of the Wei-Board connection and the fixing of the 200836412 are in the insulation part of the insulation; the shielding shell comprises a main body part and a plurality of side arms extending downward from the main body portion. The side arms are shaped to accommodate the electronic card in the same shape as the main body material. The space, the two sides of the extension arm of the insulative body are respectively provided with support arms for overlapping on the circuit. "Compared with the prior art, the sinker type electronic card connector of the present invention has the following beneficial effects. · The support arm of the two sides of the insulating body is divided into the support arms, and the insulating body is overlapped on the circuit board to avoid insulation. The body is tilted due to the rear of the center of gravity. [Embodiment] Next, a body embodiment of the sinker type electronic card connector of the present invention will be described in detail with reference to the first to sixth figures. The t-card connector is excited, and includes an insulative housing 1 and a plurality of conductive terminals 2G housed in the insulative housing 10, (4) a circuit board 3 erected with the insulative housing 1G, and a cover shell H4G covering the edge body 10. The guide rail assembled to the shielding case 40 0, the ejecting mechanism 6 安装 attached to the concealed housing 4 〇-side, and a pair of fixed-holding teas respectively disposed on both sides of the shielding housing * As shown in the four figures, the insulative housing 1G is substantially a longitudinal lion, which includes a longitudinal base η, and extends from the base u to the rear to form a pair of extension arms 12 extending from the ends of the base η. _ for fixed fixtures ^ 13 and extending from the middle of the base n The abutting portion 14 is formed on the pair of extension arms 12. The abutting portion 14 is parallelly provided with a plurality of terminal channels 14 沿 along the front and rear direction teeth and the ridge edge body 10, and is provided at the front end of the base n The corresponding portion 15' of the butt portion 形成 is formed with a 151 which is vertically penetrated through the thin plate 15 (shown in the fourth figure), and the fixing device 13 located on both sides of the blocking plate 15 is respectively provided with a holding hole 13〇, A pair of fixed blocks 11〇 on the same side of the blocking plate I5 are formed on the base u (shown in the fourth figure). - The outer wall_body extends from each of the extending arms 12 to form a pair of supporting arms (third figure 5) eight The middle support '120 includes a horizontal portion 1 integrally extending outward from the outer wall of the extension arm 12, a vertical portion 124 extending vertically upward from the horizontal portion 121, and a horizontally extending outward from the vertical portion 124 to be overlapped on the circuit board. In the lap portion 123, the horizontal portion 121 and the bottom wall of the extension arm 12 are located in a plane of 7, and the horizontal portion 121 and the vertical portion 124 integrally form a connecting portion (not labeled), and the connecting portion is formed with a recessed portion of $12. a groove (not labeled); a lap portion 123 provided by the other support arm 120a, the outer wall of the peach extension arm 12 is horizontally extended For example, the extension arm 12 and the support arm 12Ga are not formed. Referring to the second figure, the plurality of conductive terminals 20 are respectively received in the terminal of the insulative housing 10 200836412 = return uo', respectively, including an electronic card The contact portion η that is electrically contacted, the tail portion 24 that is received in the through hole 1, 1, 51 and is connected to the printed circuit board 3A, and the holding portion 25 that is held in the terminal channel 140 of the edge and the body 1b As seen in the first and second figures, the shielding case 4 is L-shaped and covers the insulating body to form a card receiving space for the L-shaped electronic card or the fine electronic card. (Unlabeled) The Shielding body 40 includes a plate-shaped main body portion 41 having an l-type and a plurality of side walls extending from the front edge of the main body portion 41 so as to extend straight downward. The side walls include a front lifter 42 extending from the front end edge of the main body portion, a first side wall 汜 and a second side wall (not labeled) on both sides of the slanting portion 42, and the same as the first side J 43 The third side wall 45 of the side and the longitudinal wall 46 between the first side wall 43 and the third side wall 45. A fixing hole corresponding to the fixing block 110 provided on the base portion 11 of the insulative housing is formed on the side of the front portion of the front portion 42, and the front portion of the front portion 42 is respectively forwarded from the main portion 41. A pair of holding pieces 421 are formed to extend, and a mounting hole is formed thereon. An opening 431 is defined in the first side wall 43 adjacent to the longitudinal wall 46. A long slot 4 is defined in the first side wall 43 and the body portion μ. / Referring to the second figure, the guide rail 50 is assembled in the shielding case 4, which comprises a triangular plate body 51, a step 2 extending upward from the front side edge of the plate body 51 and extending forward, and & 52- protruding protrusion 55 protruding from the side. The protrusion body is provided with a protrusion 53 held by the first opening 43 of the Hessian 431, and a guiding portion 54 for guiding the insertion of the electron is provided on the opposite side of the protrusion 53. The miscellaneous portion 52 is previously turned against the card (not numbered) provided with the longitudinal wall 4_ of the shield housing 4 (). Referring to the second drawing, the card ejecting mechanism 60 is assembled on one side of the shielding case 4, and includes a housing 61, a push rod 62, a first guiding rod 63, a second guiding rod 64, and a bidirectional arm. The middle and outer cymbals are fitted on the push rod 62 from the side, and the first guide rod 63 is pushed by the push 62 to move together: the pot does not have a latching opening 630; the second guiding rod 64 is received in the insulating body In the groove (not labeled) formed by the extension arm 12 and the support, the end is provided with a hole 640, and the other end is formed with a card hole 64 形成 to form a card release portion 641 for retreating the card; One end of the arm 65 is snapped into the first guide body B' and the other end is snapped into the card hole 640 provided by the second guide rod 64. When the electronic dry card is inserted into the second card, the front end of the hunting oxygen card is in contact with the ejecting portion 641, and the second guiding rod 64 is moved forward. The two-way arm 65 connected to the second guiding rod 64 pushes the first guiding rod 63 backward. "Set, the two% daughter card is fully inserted. When the card is retracted, push forward 62, the first guide 63 moves forward with it 200836412. ^ The second guide rod μ is pulled backward by the two-way arm 65 Until the electronic card is withdrawn, the card withdrawal mechanism of the present invention is the same as the industry technology and is not the focus of the present invention, so it will not be described in detail here. A kite is shown in the second figure, a pair of holding members 70, 70a respectively Mounted on the first side wall (not labeled) of the shielding shell 40 and the phase of the card ejecting mechanism 6G, the lining part 7() & the lining of the substrate 71 on the second side arm and extending from the substrate 71 The horizontal mounting portion 72 is lapped on the circuit board 3; the holding member 70a includes a horizontal mounting portion 72 that is lapped on the circuit board 3A and a fixing portion 73 that is fixed to the ejecting mechanism 6A. In the first diagram and the second riding, the circuit board 3G is provided with an open π part 301 for the sinking board to receive the electronic card connection 100, the insulating body The lap portion 123 of the support arm 12〇, 12〇a is mounted on the edge of the opening portion 3〇1 of the circuit board 30, and the mounting portion 72 of the holding member 7〇, 7〇a is also soldered and held on the circuit board. 30. When the electronic card connector 100 is mounted in the circuit board 30, the plurality of conductive terminals 2 are received in the terminal channel 14 of the insulative housing 10, and the soldering portion 24 is soldered to the circuit board 3, and insulated. The fixing block 110 of the main body 10 is fastened and fixed to the shielding shell 40 by the fixing holes 42 of the shielding shell 4, and the supporting arms 12〇, 12〇a are also overlapped on the circuit board. 3, the holding members 70, 70a are fixed on the circuit board 3, and the electronic card connector 1 is mounted on the circuit board 3A. The bolts are sequentially passed through the holding holes on the circuit board 30 (not The mounting hole 422 on the holding piece 421 of the shielding case 4 and the holding hole 130 of the holding device 13 secure the electronic card connector 100 to the circuit board 30. The insulating body 10 is provided with a lap joint. Supporting arms 12〇, _120a on the circuit board 3 to avoid the insulative body 1〇 falling due to the rear of the center of gravity In addition, the accuracy of the position of the tail portion 24 of the conductive terminal 20 is controlled by the limit of the blocking plate 15, thereby improving the stability and welding quality of the welding between the conductive terminal 20 and the circuit. The present invention only designs the original insulating body. Modifications have been made to add support arms 120, 120a and fences 15 thereon, without changing the structure of the original electronic card connector. The present embodiment merely exemplifies the preferred embodiment of the present invention, of course, the present invention sinks The support arms 120, 120a of the insulative housing 20 of the board type electronic card connector 100 can be modified as follows: Referring to the fifth and sixth figures, the overlapping portions 123 of the support arms 120, 120a can be made of a plate-shaped metal piece 80. Alternatively, the metal piece 80 includes a mounting portion 81 and a metal overlapping portion 82 that is bent and extended from the mounting portion 81 to overlap the overlapping portion 123 and overlap the circuit board 30. At this time, the vertical portions 124 and 125 provided in the support arms 120 and 120a are respectively provided with receiving grooves 128 for accommodating the mounting portions 81 of the metal piece 80. In addition, the support arm of the invention of 200836412 can also be modified as follows. For example, the support arm includes a connecting portion extending from the insulating body and a metal piece for lapping on the circuit board, wherein a metal piece is fixed to the insulating body and extends The other metal piece is directly fixed on the outer wall of the extending arm of the insulating body; or the following modification is made, the supporting arm is a pair of metal pieces, wherein one metal piece is directly fixed to the insulating body The metal piece includes a mounting portion mounted in the extending arm and a lap portion overlapping the circuit board, and the other metal piece is changed to include a mounting portion mounted in another extending arm of the insulating body And a metal connecting portion for replacing the plastic connecting portion, and the connecting portion is bent and extended to form a overlapping portion that is overlapped on the circuit board. Since the standard card of the Express card has two appearances, one is a conventional rectangle and the other is an L-shape, the corresponding electronic card connector also includes two kinds of housing configurations, and the present embodiment is connected by an l-type electronic card. For example, this is not limited to this. In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make equivalent modifications or variations in accordance with the spirit of the present invention. All should be within the scope of the following patent application. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is a perspective view of a sinker type electronic card connector of the present invention. The second figure is the stereoscopic decomposition β of the sinker type electronic card connector of the present invention. The third figure is a perspective view of an insulating body of the sinker type electronic card connector of the present invention. The fourth figure is a view of another perspective of the third figure. The fifth figure is a three-dimensional combination diagram of the insulating body and the support arm of other embodiments of the sinking type electronic card connection of the present invention. The sixth figure is an exploded perspective view of the insulating body and the support arm of the sinker type electronic card connector of the present invention. [Main component symbol description] Electronic card connector 100 Insulating body 10 Base portion 11 Fixed block 110 Extension arm 12 Support arm 120, 120a Horizontal portion 121 Lap portion 123 Vertical portion 124, 125 Fixing device 13 Retaining hole 130 Docking portion 14 200836412 Terminal channel 140 Shelf 15 Passing groove 151 Conductive terminal 20 Contact portion 22 Tail portion 24 Holding portion 25 Circuit board 30 Opening portion 301 Shading housing 40 Main body portion 41 Front portion 42 Holding piece 421 Mounting hole 422 Fixing hole 420 Side arm 43 45 long slot 400 opening 431 longitudinal wall 46 rail 50 plate 51 step 52 cam 53 guiding portion 54 retracting mechanism 60 housing 61 push rod 62 guide rod 63, 64 holding port 630 card hole 640 bidirectional arm 65 Holding member 70, 70a Substrate 71 Horizontal mounting portion 72 Fixing portion 73 Metal piece 80 Mounting portion 81 Metal lap portion 82