、新型說明： 【新型所屬之技術領域】 本新型是有關於一種電連接器，特別是指一種插座連 接器及電連接器組合。 【先前技術】 現有種插座連接器的金屬殼體是由一金屬板沖壓彎 折而成，由於此類插座連接器通常利用金屬殼體界定出供 插頭連接器插接的插口，所以金屬殼體需形成圍繞壁以圍 繞出插口，但是因為金屬殼體是由金屬板一體沖壓彎折而 成，在圍繞壁會有接合產生的接縫，為了避免金屬殼體的 接缝處分離導致殼體變形，大多需要加強接縫處的強度。 台灣專利公告號第M276360號（對應中國專利 CN200520041188.0;對應美國專利US7214〇96))揭露一種電 連接器遮蔽殼體（金屬殼體）結構，該遮蔽殼體具有一上平面 片，及一個侧平面片，該二侧平面邊緣分別具有可相互扣 合之結合片，且各結合片下緣具有延伸彎折的凸緣，兩結 合片相互扣合形成結合區時，該等凸緣並列形成一凸緣區 ，該凸緣區可與電路板上之槽孔固定，藉以加強遮蔽殼體 之強度，避免電連接器之遮蔽殼體於電連接器之插拔過程 中因受外力而產生殼體變形。 而，如何更加進一步強化遮蔽殼體的接縫處之結合 強度，以增加連接器使用壽命，還有再改進的空間❹ 【新型内容】 因此本新型之目的，即在提供一種可以進一步強化 M424653 金屬殼體在接縫處的結合強度的插座連接器及電連接器組 合0 於是，本新型插座連接器，包含一絕緣本體、多根導 電端子及一金屬殼體。絕緣本體具有一基部及一由基部往 前延伸的舌板。導電端子設於絕緣本體且各具有一露出於 舌板的接觸部。金屬殼體設於絕緣本體且具有一頂壁、一 底壁及連接頂壁與底壁的兩個側壁，底壁由兩個部分相接 合所構成而具有一接縫’金屬殼體還具有多個固定腳及一 焊接腳’焊接腳是由一對由底壁後侧延伸的延伸片所構成 ’該對延伸片分別由接縫兩侧延伸且緊鄰並排，而且該對 延伸片之間設有一穿孔。 本新型電連接器組合，包含一電路板及一設於電路板 並與電路板電連接的前述插座連接器。其中金屬殼體的固 定腳及焊接腳固定於電路板。 較佳地，電路板設有對應各固定腳及焊接腳的多個焊 孔，焊接腳穿設於對應的焊孔並焊接於電路板，且該對延 伸片之間的穿孔至少部分位於焊孔内。 較佳地，金屬殼體的固定腳穿設於電路板對應的焊孔 且焊接於電路板，該等固定腳之中有兩個分別由各側壁往 外延伸，定義為架高固定腳，各架高固定腳具有一由側壁 彎折往下延伸的階部及一由階部往下延伸且較階部兩側内 縮的焊接部，焊接部伸入焊孔而階部位於焊孔外並抵於電 路板的板面。 較佳地，金屬殼體還具有一連接頂壁後側的後側壁， 4 M424653 且其中兩個固定腳是由後側壁相間隔地往下延伸。 較佳地，各導電端子還具有一埋設於絕緣本體的固定 部，及—由固定部延伸出絕緣本體的導接告p，且接觸部是 由固定部往前延伸。 較佳地，每一固定腳設有一穿孔，且各穿孔至少部分 位於對應的焊孔内。 較佳地，插座連接器為微型通用序列匯流排（Micr〇_ USB)連接器。 本新型之功效，金屬殼體具有由底壁後側且分別相鄰 接縫處的兩側延伸的一對延伸片所構成的焊接腳37，且兩 L伸片之間。又有穿孔，將焊接腳穿設並焊接於電路板的焊 孔内’且由穿孔加強焊接強度，&而能夠大幅強化金屬殼 體在接縫處的結合強度。 【實施方式】 有關本新型之前述及其他技術内容、特點與功效，在 以下配〇參考圖式之一個較佳實施例的詳細說明中，將可 清楚的呈現。 在本新型被詳細描述之前，要注意的是，在以下的說 明内容中，類似的元件是以相同的編號來表示。 參閱圖1’本新型電連接器組合之一較佳實施例包含： 一電路板9及一設於電路板9並與電路板9電連接的插座 連接器100’在本實施例插座連接器1〇〇為微型通用序列匯 流排（Micro-USB)連接器。 參閱圖2至圖5,插座連接器1〇〇包含：一絕緣本體1 5 M424653 、多根導電端子2及一金屬殼體3。絕緣本體1具有一基部 11及一由基部11往前延伸的舌板12。導電端子2設於絕緣 本體1 ’以埋入式模製（insert-molding)方式與絕緣殼體1 — 體成形，圖5所示導電端子2與絕緣本體1的分解圖是為 了方便說明導電端子2，實際上兩者不可分解。各導電端子 2具有一埋設於絕緣本體1的固定部21、一由固定部21延 伸出絕緣本體1的導接部22，及一由固定部21往前延伸露 出於舌板12的接觸部23，導接部22與電路板9電連接（參 閱圖6)。 金屬殼體3設於絕緣本體1，且具有一頂壁31、一底 壁32及連接頂壁31與底壁32的兩個側壁33，以及一連接 頂壁33後側的後側壁34。具體而言，金屬殼體3由一金屬 板沖壓弯折而成’底壁32由兩個部分相接合所構成而具有 一接缝321，金屬殼體3套設於絕緣本體〗的基部u，並圍 繞舌板12界定出一插接空間4,且藉由一體形成於頂壁31 的多個檔片311與設於絕緣本體1的基部u的對應卡槽 111，使金屬殼體3與絕緣本體〗在前後方向相對固定。金 屬殼體3是由絕緣本體1的前側往後組裝與絕緣本體1，金 屬殼體3的後側壁34是在金屬殼體3與絕緣本體1组裝到 達定位後才往下彎折，在圖4與圖5中為方便說明起見將 金屬殼體3與絕緣本體1分開圖示’所示的金屬殼體3為 組裝完成的態樣。 參閱圖1、圖2、圖6與圖7,金屬殼體3還具有固定 於電路板9的多個固定腳35、36及—焊接腳37，電路板$ 6 没有對應各固定腳35、36及焊接腳37的多個焊孔91。金 屬殼體3的固定腳35、36穿設於電路板9對應的焊孔91 且焊接於電路板9，其中兩個固定腳35分別由各側壁32往 外延伸，定義為架高固定腳35,各架高固定腳35具有一由 側壁32彎折往下延伸的階部351及一由階部351往下延伸 且較階部351兩側内縮的焊接部352 ,焊接部352伸入焊孔 91而階部351位於焊孔91外並抵於電路板9的板面92， 藉由兩側架高固定腳35的階部351抵於電路板9的板面92 ，以架高插座連接器100〇另外，其中兩個固定腳36是由 後侧壁34相間隔地往下延伸。每一固定腳3 5、％設有一 穿孔353、361，且各穿孔353、361至少部分位於對應的焊 孔91内，用以供焊料填充以增加固定腳35、36與電路板9 的焊接強度。焊接腳37是由一對由底壁32後側延伸的延 伸片371所構成，該對延伸片371分別由接缝321兩側延 伸且緊鄰並排’而且該對延伸片371之間設有一穿孔372。 同樣地，焊接腳37穿設於對應的焊孔91且該對延伸片371 之間的穿孔372至少部分位於焊孔91内並焊接於電路板9 。藉由接缝321兩侧延伸且緊鄰並排的延伸片371所構成 的焊接腳37焊接於焊孔91内，且由穿孔372加強焊接強 度，從而能夠大幅強化金屬殼體3在接縫321處的結合強 度。 综上所述，金屬殼體3具有由底壁32後側且分別相鄰 接縫321處的兩側延伸的一對延伸片371所構成的焊接腳 37，且兩延伸片371之間設有穿孔372，將焊接腳37穿設 M424653 並焊接於焊孔91内，且由穿孔372加強焊接強度，從而能 夠大幅強化金屬殼體3在接縫321處的結合強度，故確實 能達成本新型之目的。 惟以上所述者，僅為本新型之較佳實施例而已，當不 能以此限定本新型實施之範圍，即大凡依本新型申請專利 範圍及新型說明内容所作之簡單的等效變化與修飾，皆仍 屬本新型專利涵蓋之範圍内。 【圖式簡單說明】 圖1是一立體圖，說明本新型電連接器組合之一較佳 實施例； 圖2是一立體圖，說明該較佳實施例之一插座連接器 9 圖3是一圖2的另一角度視圖； 圖4疋一立體分解圖，說明該插座連接器之金屬殼體 與絕緣本體； 圖5是一立體分解圖，說明該插座連接器； 圖6是一圖1的側視圖；及 圖7疋/σ圖6中的VII-VII直線所取的剖視圖。 M424653 【主要元件符號說明】 100… •…插座連接器 33···.· …·側壁 1…… •…絕緣本體 34…·. •…後側壁 11…… •…基部 35••… ····(架高）固定腳 111… •…卡槽 351 ··· •…階部 12…… •…舌板 352… •…焊接部 2 ....... •…導電端子 353… •…穿孔 21…… …·固定部 36…… •…固定腳 22…… •…導接部 361… •…穿孔 23…… •…接觸部 37…… …·焊接腳 3 ....... •…金屬殼體 371 ·.·. …·延伸片 31…… …頂壁 372… •…穿孔 311… •…擋片 4 ....... …插接空間 32…… …·底壁 9 ....... …·電路板 焊孔 321 接縫 91New type of description: [New technical field] The present invention relates to an electrical connector, and more particularly to a socket connector and an electrical connector combination. [Prior Art] The metal case of the prior art socket connector is formed by stamping and bending a metal plate. Since such a socket connector usually defines a socket for plugging the plug connector by using a metal case, the metal case It is necessary to form a surrounding wall to surround the outlet, but since the metal casing is integrally stamped and bent by the metal plate, there is a seam formed by the joint around the wall, and the casing is deformed in order to avoid the separation of the joint of the metal casing. Most of them need to strengthen the strength of the seam. Taiwan Patent Publication No. M276360 (corresponding to Chinese patent CN200520041188.0; corresponding to US Pat. No. 7,212,96) discloses an electrical connector shielding housing (metal housing) structure having an upper flat sheet and a a side flat piece having a joint piece that can be engaged with each other, and a lower end edge of each of the joint pieces has a flange that is extended and bent. When the two joint pieces are fastened to each other to form a joint zone, the flanges are juxtaposed. a flange region, the flange region being fixed to the slot on the circuit board, thereby reinforcing the strength of the shielding shell, and preventing the shielding shell of the electrical connector from being generated by an external force during the insertion and removal of the electrical connector Body deformation. However, how to further strengthen the joint strength of the joint of the shielding shell to increase the service life of the connector, and further improve the space ❹ [new content] Therefore, the purpose of the novel is to provide a metal that can further strengthen M424653 The socket connector and the electrical connector combination of the joint strength of the shell at the seam. Thus, the novel socket connector comprises an insulative housing, a plurality of conductive terminals and a metal housing. The insulative housing has a base and a tongue extending forwardly from the base. The conductive terminals are disposed on the insulative housing and each have a contact portion exposed to the tongue. The metal shell is disposed on the insulative housing and has a top wall, a bottom wall and two side walls connecting the top wall and the bottom wall. The bottom wall is formed by joining two parts and has a seam. The metal shell also has many The fixing legs and the welding legs 'welding feet are formed by a pair of extending pieces extending from the rear side of the bottom wall'. The pair of extending pieces respectively extend from both sides of the seam and are adjacent to each other, and a pair is provided between the pair of extending pieces perforation. The novel electrical connector assembly includes a circuit board and a socket connector that is disposed on the circuit board and electrically connected to the circuit board. The fixing legs and the soldering legs of the metal casing are fixed to the circuit board. Preferably, the circuit board is provided with a plurality of soldering holes corresponding to the fixing legs and the soldering legs. The soldering legs are disposed on the corresponding soldering holes and soldered to the circuit board, and the through holes between the pair of extending sheets are at least partially located in the soldering holes. Inside. Preferably, the fixing legs of the metal housing are disposed on the corresponding soldering holes of the circuit board and soldered to the circuit board. Two of the fixing legs extend outward from the side walls respectively, and are defined as high fixing legs, and each frame The high fixing leg has a step extending downward from the side wall and a welding portion extending downward from the step portion and being retracted on both sides of the step portion, the welded portion extends into the welding hole and the step portion is located outside the welding hole and abuts On the board surface of the board. Preferably, the metal housing further has a rear side wall connecting the rear side of the top wall, 4 M424653 and two of the fixing legs are spaced downwardly from the rear side wall. Preferably, each of the conductive terminals further has a fixing portion embedded in the insulating body, and a guiding portion extending from the fixing portion to the insulating body, and the contact portion extends forward from the fixing portion. Preferably, each of the fixing legs is provided with a perforation, and each of the perforations is at least partially located in the corresponding welding hole. Preferably, the receptacle connector is a miniature universal serial bus (Micr〇_USB) connector. In the effect of the present invention, the metal casing has a pair of extending legs 37 formed by a pair of extending pieces extending from the rear sides of the bottom wall and adjacent to the respective seams, and between the two L-stretching sheets. Further, there are perforations, the soldering feet are pierced and soldered into the soldering holes of the board, and the bonding strength is enhanced by the perforations, and the bonding strength of the metal shell at the seams can be greatly enhanced. The above and other technical contents, features and effects of the present invention will be apparent from the following detailed description of the preferred embodiments. Before the present invention is described in detail, it is noted that in the following description, similar elements are denoted by the same reference numerals. Referring to FIG. 1 'a preferred embodiment of the present invention, the present invention comprises: a circuit board 9 and a socket connector 100' disposed on the circuit board 9 and electrically connected to the circuit board 9 in the socket connector 1 of the present embodiment. 〇〇 is a miniature universal serial bus (Micro-USB) connector. Referring to FIG. 2 to FIG. 5, the socket connector 1A includes: an insulative housing 1 5 M424653 , a plurality of conductive terminals 2 and a metal housing 3 . The insulative housing 1 has a base portion 11 and a tongue 12 extending forwardly from the base portion 11. The conductive terminal 2 is disposed on the insulative housing 1' in an insert-molding manner and is formed integrally with the insulative housing 1. The exploded view of the conductive terminal 2 and the insulative housing 1 shown in FIG. 5 is for convenience of explaining the conductive terminal. 2, in fact, the two can not be decomposed. Each of the conductive terminals 2 has a fixing portion 21 embedded in the insulative housing 1 , a guiding portion 22 extending from the fixing portion 21 to the insulative housing 1 , and a contact portion 23 extending from the fixing portion 21 to the tongue plate 12 . The guiding portion 22 is electrically connected to the circuit board 9 (refer to FIG. 6). The metal casing 3 is disposed on the insulative housing 1 and has a top wall 31, a bottom wall 32, and two side walls 33 connecting the top wall 31 and the bottom wall 32, and a rear side wall 34 connecting the rear side of the top wall 33. Specifically, the metal casing 3 is stamped and bent by a metal plate. The bottom wall 32 is formed by joining two portions and has a joint 321 . The metal casing 3 is sleeved on the base u of the insulating body. And a socket space 4 is defined around the tongue plate 12, and the metal shell 3 is insulated by a plurality of flaps 311 integrally formed on the top wall 31 and corresponding card slots 111 provided at the base u of the insulative housing 1. The body is relatively fixed in the front and rear direction. The metal casing 3 is assembled from the front side of the insulative housing 1 to the insulative housing 1. The rear side wall 34 of the metal housing 3 is bent downward after the metal housing 3 and the insulative housing 1 are assembled and positioned. 4, the metal casing 3 shown in FIG. 5 in which the metal casing 3 and the insulative housing 1 are separated from each other for the sake of convenience is assembled. Referring to FIG. 1, FIG. 2, FIG. 6, and FIG. 7, the metal casing 3 further has a plurality of fixing legs 35, 36 and soldering legs 37 fixed to the circuit board 9, and the circuit board $6 does not correspond to the respective fixing legs 35, 36. And a plurality of welding holes 91 of the welding leg 37. The fixing legs 35 and 36 of the metal casing 3 are disposed on the corresponding welding holes 91 of the circuit board 9 and are soldered to the circuit board 9. The two fixing legs 35 are respectively extended outward from the side walls 32, and are defined as the height fixing legs 35. Each of the upper fixing legs 35 has a step 351 which is bent downwardly from the side wall 32 and a welded portion 352 which extends downward from the step 351 and is contracted on both sides of the step 351. The welded portion 352 extends into the soldering hole. The step portion 351 is located outside the soldering hole 91 and abuts against the board surface 92 of the circuit board 9, and is fastened to the board surface 92 of the circuit board 9 by the step 351 of the mounting leg 35 on both sides to form the socket connector. In addition, two of the fixing legs 36 are extended downward by the rear side wall 34. Each of the fixing legs 35, 5% is provided with a through hole 353, 361, and each of the through holes 353, 361 is at least partially located in the corresponding welding hole 91 for filling the solder to increase the welding strength of the fixing legs 35, 36 and the circuit board 9. . The soldering leg 37 is formed by a pair of extending pieces 371 extending from the rear side of the bottom wall 32. The pair of extending pieces 371 extend from both sides of the seam 321 and are adjacent to the side by side, and a pair of through holes 372 are formed between the pair of extending pieces 371. . Similarly, the soldering legs 37 are disposed through the corresponding soldering holes 91 and the through holes 372 between the pair of extending sheets 371 are at least partially located in the soldering holes 91 and soldered to the circuit board 9. The welding legs 37 formed by the extending pieces 371 extending on both sides of the seam 321 and adjacent to each other are welded into the welding holes 91, and the welding strength is enhanced by the through holes 372, so that the metal casing 3 can be greatly strengthened at the joint 321 Bond strength. In summary, the metal casing 3 has a welding leg 37 formed by a pair of extending pieces 371 extending from the rear side of the bottom wall 32 and adjacent to the two sides of the joint 321 respectively, and between the two extending pieces 371 is provided. The through hole 372, the welding leg 37 is passed through the M424653 and welded in the welding hole 91, and the welding strength is strengthened by the through hole 372, so that the bonding strength of the metal casing 3 at the joint 321 can be greatly enhanced, so that the present invention can be achieved. purpose. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto, that is, the simple equivalent change and modification made by the novel patent application scope and the novel description content, All remain within the scope of this new patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a preferred embodiment of the present invention. FIG. 2 is a perspective view showing a socket connector 9 of the preferred embodiment. FIG. Figure 4 is an exploded perspective view showing the metal housing and the insulative housing of the socket connector; Figure 5 is an exploded perspective view showing the socket connector; Figure 6 is a side view of Figure 1 And a cross-sectional view taken along the line VII-VII in Fig. 7疋/σFig. 6. M424653 [Description of main component symbols] 100... •... Receptacle connector 33······· Sidewall 1... • Insulation body 34...·.•...Back side wall 11... •...Base 35••... ·· ··(Elevation) fixed foot 111... •... card slot 351 ··· •...step 12... •... tongue plate 352... •...welding part 2.....................conductive terminal 353... ...perforation 21.........fixing portion 36... •...fixing foot 22... •... guiding portion 361... •...perforating 23... •...contacting portion 37... ...·welding foot 3... •...Metal housing 371 ···....·Extension piece 31...Top wall 372...•...Perforation 311...•...Block 4............Tap space 32... Wall 9 ....... ... circuit board welding hole 321 seam 91