M262870 八、新型說明： 【新型所屬之技術領域】 梢作提供-種板對板連接器，尤其是指—種插頭連接用預塑成 线術將電子組件-體注娜成，母座軒具有底端雜電制部和側面 卡凸部’且财麟的端何崎細軒在底接料，在側面卡固 保持的電連接器。 【先前技術】M262870 8. Description of the new type: [Technical field to which the new type belongs] Provides seed-board-to-board connectors, especially refers to a type of plug connection that pre-molds the electronic components into a body, and the female seat has An electrical connector at the bottom end and a convex portion at the side 'and the end of Cailin He Qi Xixuan receive material at the bottom, and the retained electrical connector is fixed at the side. [Prior art]
同本案相關的現有技術，一般用於連接兩pcB板的板對板連接器，這 些板對板連接器的構造主要包括絕緣本體及若干個電性端子等構件，其中 、邑緣本體呈細t分概有復數無容紐端子的槽孔，組裝時電性端 子穿過槽减人麵賴内翻；其公、母觀接後絲公、母頭端子的 =生干涉固定，這種習知類型的板對板連接器，在使用和製程上仍然存在 諸多問題，簡言之··①為避免組裝時因膠芯的端子間壁過薄而易被端子刺 破造成的產品不良，端子孔的間距設計不能過小，阻礙了產品尺寸的小型 化’②具有彈性接觸能力的公頭端子在非理想插接時容易因為受到過大的鲁 有害外力而造成陷針損壞，降低產品的穩定性，導致產品質量下降；③利 用a母頭電性端子之間的彈性干涉難以額外為配合的連接器之間提供穩 疋的保持力，容易造成端子的損壞，亦不宜于產品實現小型化；④端子嵌 入膠心的制成較為複雜，且嶔入式組裝所提供的強度也很有限，易引發產 品變形和電性不暢，導致不良率上升，成本提高。 【新型内容】 為改善現有技術缺陷，本創作特提供一種連接器配對端子通過上下壓 5 M262870 觸的方式導通’在側面使料獨的卡凸部分進行卡合以提供更佳固持力， 公頭採用難成形技術—體形成，可避免端子出現陷針損壞，並可以有效 減小端子的間距的新型板對板連接器。 本創作的主要目的紐提供—她對板連接H通過賴端子的上 下祕方式實鱗通，以確觸子間雜翻的穩紐，實财效的電性 一本創作㈣—目的在於提供在_雜對板連翻在麻使用單獨的 第-接觸部分進行卡合，從_更加穩定牢_持力，使_的配 合連接更為可靠。 、本創作的又-主要目的在於提供—種板職連，其公職用預塑 成型技術以貫現更加緊湊的端子尺寸，並可以避免端子出現陷針損壞的板 對板連接器。 本創作之上述目的可藉由下述的技術方案加以實H板對板連接器 包括-公頭連接器和_母座連接器。其中，該公頭連接技·塑成型技 術’將若干電性端子按照設計要求進行排列後咖于公頭絕緣膠芯中製成春 的-體結構，-般該公頭的絕緣膠芯為矩形結構，該矩形結構具有一壓接 面，一與接面相對的烊接面，兩端子卡接面以及兩端面，該電性端子 為折奢後近似封閉的結構，該結構的端子在位於絕緣膠芯兩端子卡接面 的。P刀形成有端子的斜插部和凹陷的第二接觸部，形成該凹陷的第二接觸 损折’相度可以瓣，形成該第二獅部的折彎角度可簡節大小，另 外《亥第—接觸。卩亦可以根據公頭卡點形狀的變化而作適當變化，位于該膠 心雖面的端子部分形成絲—細部，位于娜芯焊接面的端子部分形 6 M262870 成為端子焊接部； 母座連接1是由_賴和紐軒针合雜成，林卿中該絕 緣座體對應公概_料—矩縣構，驗縣構具有―母座插接面， —與該母座插接面相對料座焊接面，該母座的插接面設有可供公頭連接 _入接合__插接凹槽’該凹槽具有分別與公頭絕緣膠芯的兩端子 卡接面對應配合的兩細槽卡接面，兩個相對的槽端面，以及位於凹槽底 部的凹讎接面，在母座焊接面上按設計要求設有端子嵌入孔以及端子接 觸槽，該端子接觸槽連續貫穿凹槽卡接面和凹槽壓接面分別形成第一接觸 槽和第二接觸槽’該端子喪入孔則具有逆止的卡槽；母頭端子具一有主體 部，主體部-端具有向上料綠形的彈性接觸部，另—端具有焊接部位 在主體部中部，具有垂直主體部向上延伸形成的插接端子，以及由插接端 子底側向彈性接觸部-側伸出並向上彎曲而形成的保持端子，該保持端子 具有向彈性接觸部-側凸起形成的保持接觸部，該插接端子末端具有盘端 子接觸槽對應設置的逆止的端子卡頭，將母頭的插接端子按設計要求插入 母座膠芯_子“孔，錢端子卡軸膠芯的逆止卡槽完全卡固，端子 的彈性接觸部和保持端子正確設置于端子接觸槽中，即構成本實用新型所 述的母座連接器。 被分別焊接于兩個PCB的公頭連接器和母座連接器進行配合後，公頭 的第-接觸部塵觸母座的彈性接觸部並導通，同時母座的保持接觸部亦卡 持公頭的第二接觸部實現單獨卡合，為公母頭連接器之間提供更佳的保持 力’亦同時提供電性導通；使用預塑成形技術的公頭端子不易在插接中產 生陷針損壞’而使用上下壓接方式的母座彈性端子，在插接中可及時陷入 7 M262870 端子接觸槽中受到保護而不被損壞，更有效地提供接觸力。綜上述優點可 有效保證兩PCB之間具有更可靠的保持力，並提更加供穩定有效的電性 連接。 下面結合附圖及實施例對本創作作進的一步說明。 【實施方式】 如第1圖所示為本創作之較佳實施例中的一種具體實施方案的立體示 意圖。該板對板連接器包括了公頭連接器10與母座連接器20，其中，公 頭連接II 1G由若干公頭端子12按照設計要求排列後使用翻成形技術容鲁 置固定在公頭的絕緣膠芯u内，母座連接器2〇則由若干母頭端子22按 照與公頭端子12相對應的排列方式，將母座端子22的插接端子222 一並 嵌入母座絕緣膠芯21上對應設置的端子嵌入孔21()中，母頭端子22的彈 性接觸部22i和保持接觸部奶設置于端子接觸槽212中，該彈性接觸部 221位於第-接觸槽214，保持接觸部225則位於第二接觸部犯，當公頭 連接為10插入母座連接器2〇中時，實現公頭連接器和母座連接器之間的 電性連接。 古主 · β〜、?'第2、3圖所示’分別是公頭連接器10和母座連接器20的截 面圖’第2圖中若干公頭端子12按照設計要求排舰，使用預塑成形技 錄成該a頭連接杰10 ’從第2圖可以看出，絕緣膠芯η不完全地包裹 a員端子12近似封閉的部分，以使該公頭端子部份暴露于絕緣膠芯η 的外側，在本實施你γ — τ 4碩10的絕緣膠芯11為一矩形結構，該絕緣膠 有焊接面111和壓接面112，兩端子卡接Φ II3，該公頭端子I2 在义干接面U1附近伸出的部分形成焊接部120，平行伸出于壓接面112的 M262870 端子部分軸第-接觸部m，射12錄端子卡接面113上的末端部分 折弯一定角後，形成凹陷可卡_第二接觸部123,形成該第二接觸部123 的折彎部分的傾❹度的大小可以絲進行調節；另外該第二接觸部⑵ 亦可以是根據公頭卡點形㈣變化_適當變化，端子u位於卡接面⑴ 122 , i22^ 公頭插接咖于引導端子12到達正確_接位置處，便于公頭w和母座 20之間方便準確地插接。 參照第3圖可知，母座連接器2〇是由若干母座電性端子22和母座絕 緣座體2丨插接並卡合鶴成。在本實施财，姆辆緣频22為一與 公頭絕緣膠芯U相對應的矩形結構，該矩形結構具有_母座插接面叫， 一與該母座插接面相對的母座焊接面213，在插接面211上設有可供公頭 連接器插入接合的矩形的插接凹槽216 ’該凹槽216具有兩凹槽卡接面 218，兩個相對的槽端面215，以及凹槽壓接面217，在該母座η上還設 有貫穿插接面加和焊接面犯的端子嵌入孔加，以及端子接觸槽^ 端子接觸槽連續貫穿凹讎接面加和凹槽卡接面別分卿成第—接觸《 槽2M以及第二接觸槽212，該端子嵌入孔21〇中設有逆止的卡槽⑽。 母頭端子22具有域部，該域部—端具有向上彎折驗_彈性接觸 部221，另—端為焊接部挪，在主體部中部，具有«主 形成的插接端子222 ’該插接端子222上適當為止處設有與母座膠芯^ 的卡槽训相對應的凸起形成的逆止端子卡頭224，而在該插接端子η2 底側具有向彈性接觸部-側伸出並向上彎曲而形成的保持端子223，該保 持端子223具有向彈性接觸部一側凸起形成的保持接觸部225，將插接端 9 M262870 子22按設計要求插入母座膠芯21的端子嵌入孔別中後端子卡頭w 與逆止卡槽219完全卡固並逆止，將端子22牢固固定于母座膠芯21中， 端子22的彈性接觸部221和保持端子m被正確設置于端子接觸槽中， 即彈性接觸部221設置于第-接觸槽214中，保持接觸部225設置于第二 接觸槽犯中，且該彈性接觸部⑵和保持接觸部奶可以分別在容置位 置的範_自由地運動；該母座端子的彈性働端子可以適當設計增加為 連續的兩個或多個’以實現舆公頭連接器端子的第二接觸部相隨量彎折 凹陷的連雜保持卡接。社組合即構成摘作實關希望達成_母座鲁 連接器20。 第4圖是為本創作實施例的公頭連接器1〇、母座連接器2〇配合連接 的截面圖，分別將公頭10與母座20分別焊接于兩個pCB(圖中未示出）， 然後將公頭10和母座2〇進行配合，公頭⑴的第—接觸部⑵壓觸母座 的彈性接觸部221實現導通，母座2〇的保持接觸部225亦卡持公頭ι〇 的第二接觸部123實現獨立的健卡合，與f通的端子卡合保持方式相 比由於雜持使用單獨的卡合結構，因而可以在忽略為了提供電性連接鲁 而對端子的尺寸，插接力方面的特殊要求的前提下，通過自由調整保持接 觸部225的尺寸，或是搭配調節公頭10第二接觸部⑵傾斜角角度值的 大小’一起實現靈活調節保持力的大小達到最佳值，不做插接力達到最 佳’亦可以有效控制保持力的大小’並使公頭1〇第一接觸部⑵和母座 2〇彈性接觸部221之間_接力達到最佳狀態，該保持接觸部225亦可以 提供辅助的電性連接；由於端子採用了上下壓接的接觸方式，母座如的 彈性接觸部221可以在插接時自由陷入第二接觸槽212中受到有效保護； M262870 而在端子插接完成後，不易產生PCB之間因為相對的横向移動造成的端 子間接觸不良縣的發生，或是賴卿子因受力過大造成陷針的損壞而 造成連接器的整體損壞；而個別保持接觸端子225的損壞並不會影響倒連 接器之_正常連接和個。另外顧翻成形技崎造的麵不會 出現陷針的損壞。 總上所述，可知本創作的公、母頭連接器具有諸多優點可以有效保證 本創作的創作目的的實現，另外本創作的連翻不限於上述較佳實施例具 體實施方式的關，亦可贿祕他雜的連翻本聽構，配合使用上 述的公、母座端子的卡合形式，以及制端子±下壓接的電性導通方式來 實施本實用新型。 【圖式簡單說明】 第1圖是本創作實施例組裝前的立體示意圖； 第2圖是本創作實施例公頭連接器組件的截面圖； 第3圖是本創作實施例母座連接器組件的另一截面圖； 第4圖是本創作實施例公頭、母座連接器組裝後的截面圖。 【主要元件符號說明】 10—公頭連接器（公頭） 11，21—絕緣膠芯 22—母頭端子 112—壓接面 120—焊接部 122—斜插部 20—母座連接器（母座） 12-公頭端子 111-焊接面 113—端子卡接面 121—第一接觸部 123—第二接觸部 11 M262870 210一散入孔 211—母座插接面 212—第二接觸槽 213—母座焊接面 214—第一接觸槽 215—槽端面 216—插接凹槽 217—壓接面 218—卡接面 219—止逆卡槽 220—焊接部 221—彈性接觸部 222一插接端子 223—保持端子 224一止逆端子卡頭 225—保持接觸部 12The prior art related to this case is generally used for connecting board-to-board connectors of two pcB boards. The structure of these board-to-board connectors mainly includes components such as an insulating body and a number of electrical terminals. There are multiple slot holes for terminals with no tolerance. The electrical terminals pass through the slot during assembly to reduce the inversion of the face; the male and female terminals are connected by the male and female terminals, and the interference is fixed. There are still many problems in the use and process of board-to-board connectors. In short ... ① In order to avoid product defects caused by pierced terminals due to the thin wall of the rubber-core terminals during assembly, terminal holes The spacing design must not be too small, which hinders the miniaturization of the product size. '② Male terminals with elastic contact ability are easily damaged by excessive external harmful forces during the non-ideal connection, which will cause pin damage and reduce the stability of the product. Product quality is reduced; ③ It is difficult to provide stable holding force between mating connectors by using the elastic interference between a female electrical terminals, which is likely to cause damage to the terminals and is not suitable for product realization Type conductivity; ④ terminal embedded plastic heart is made more complicated and strength qin-in assembly provided is very limited, and modification products easily lead to poor electrical properties, resulting in poor rate increases, costs increase. [New content] In order to improve the defects of the prior art, the author provides a connector mating terminal to conduct 5 M262870 contact up and down to conduct 'on the side of the material to engage the unique convex part to provide better retention, male The new board-to-board connector adopts the difficult-to-form technology-body formation, which can avoid terminal pin damage and can effectively reduce the pitch of the terminals. The main purpose of this creation is to provide — her connection to the board through the upper and lower secrets of the Lai terminal to achieve a smooth connection, to ensure the stability of the contacts between the contacts, the actual electrical efficiency of a book 目的 — the purpose is to provide in _ Miscellaneous pairs of plates are turned over in a hemp using a separate first-contact part, which is more stable and firm, and makes the mating connection more reliable. The main purpose of this creation is to provide a board-type connector. Its public office uses pre-molding technology to achieve a more compact terminal size, and can avoid board-to-board connectors that are damaged by terminal pins. The above purpose of this creation can be realized by the following technical solutions. H-board-to-board connectors include-male connectors and _ female connectors. Among them, the male connection technology and plastic molding technology 'arranges a number of electrical terminals according to design requirements, and then forms a spring-body structure in a male insulating rubber core, which generally has a rectangular insulating rubber core. The rectangular structure has a crimping surface, a crimping surface opposite to the splicing surface, two terminal snap-on surfaces, and two end surfaces. The electrical terminal is a structure that is approximately closed after being extravagant. The terminals of the structure are located in the insulation. The two terminals of the rubber core are connected to the surface. The P knife is formed with an oblique insertion portion of the terminal and a second contact portion of the recess. The second contact loss forming the recess can be flapped, and the bending angle forming the second lion portion can be simplified. Chapter-Contact.卩 It can also be changed appropriately according to the change of the shape of the male point. The terminal part located on the surface of the rubber core forms a wire-detail. The terminal part located on the welding surface of the core is shaped as M262870. It is a terminal welding part. It is a combination of _Lai and Niuxuan needles. The insulating base of Lin Qingzhong corresponds to the general profile._Material—Jianxian structure. The inspection structure has a ―female socket plug surface, ‖ which is opposite to the female socket plug face. Socket welding surface, the mating surface of the female seat is provided with a male connector for _into-engagement__plugging groove. The groove has two small pieces corresponding to the two terminal mating surfaces of the male insulating rubber core. The slot clamping surface, two opposite slot end surfaces, and the recessed joint surface at the bottom of the groove. A terminal insertion hole and a terminal contact groove are provided on the female welding surface according to the design requirements. The terminal contact groove continuously penetrates the groove. The clamping surface and the groove crimping surface form a first contact groove and a second contact groove, respectively. The terminal hole has a reverse groove; the female terminal has a main body part, and the main body part-end has an upward material. Green-shaped elastic contact part, the other end has a welding part in the main body part Part, which has a plug-in terminal formed by extending the vertical main body part upward, and a holding terminal formed by the bottom side of the plug-in terminal protruding toward the elastic contact part-side and bent upward, the holding terminal having a protrusion toward the elastic contact part-side The holding contact part formed, the end of the plug-in terminal is provided with a back-stop terminal chuck corresponding to the disc terminal contact groove, and the plug-in terminal of the female head is inserted into the female core rubber core_child ”hole according to the design requirements. The backstop slot of the rubber core is completely fixed, and the elastic contact portion of the terminal and the holding terminal are correctly set in the terminal contact slot, which constitutes the female connector according to the present invention. The male heads are respectively soldered to two PCBs. After the connector is mated with the female connector, the first-contact portion of the male dust contacts the elastic contact portion of the female seat and is conducted, and the holding contact portion of the female seat also holds the second contact portion of the male body for separate engagement. To provide better retention between the male and female connectors, and also provide electrical continuity; male terminals that use pre-molded technology are not prone to trap pin damage during mating, and use up and down crimping methods The female flexible terminal can be promptly plunged into the 7 M262870 terminal contact slot during the plug-in to be protected without being damaged, providing a more effective contact force. In summary, the above advantages can effectively ensure a more reliable holding force between the two PCBs, and Provide more stable and effective electrical connection. The following is a further description of this creation in conjunction with the drawings and examples. [Embodiment] As shown in Figure 1, this is a specific implementation of a preferred embodiment of the creation A three-dimensional schematic diagram. The board-to-board connector includes a male connector 10 and a female connector 20, of which the male connector II 1G is arranged by a plurality of male terminals 12 in accordance with design requirements and fixed using flip-forming technology. In the male insulating rubber core u, the female connector 20 is inserted into the female insulation by the female terminals 22 according to the arrangement corresponding to the male terminals 12 In the corresponding terminal insertion hole 21 () provided on the rubber core 21, the elastic contact portion 22i and the holding contact portion 22i of the female terminal 22 are provided in the terminal contact groove 212, and the elastic contact portion 221 is located in the first contact groove 214. A contact holding portion 225 located at a second contact portion made when the male connector 10 is inserted into the female connector 2〇 achieve electrical connection between the male connector and a female connector. Ancient master β ~,? "Shown in Figures 2 and 3" are cross-sectional views of the male connector 10 and the female connector 20 respectively. In the second figure, a number of male terminals 12 are rowed according to design requirements. The plastic forming technique is recorded as the a-head connection 10 ′. As can be seen from the second figure, the insulating rubber core η does not completely wrap the approximately closed portion of the a-member terminal 12 so that the male terminal portion is exposed to the insulating rubber core. On the outside of η, in this implementation, the insulation rubber core 11 of γ — τ 4 is 10 has a rectangular structure. The insulation rubber has a welding surface 111 and a crimping surface 112, and the two terminals are connected to Φ II3. The male terminal I2 is in The protruding portion near the U-shaped joint surface U1 forms a welding portion 120, which extends parallel to the M262870 terminal portion shaft-contact portion m of the crimping surface 112, and shoots the end portion of the terminal clip-engaging surface 113 at a certain angle. Then, a recessed coca_second contact portion 123 is formed, and the inclination of the bent portion forming the second contact portion 123 can be adjusted by wire; in addition, the second contact portion ⑵ can also be adjusted according to the male card point. Change of shape ㈣ Appropriate change, terminal u is located on the clamping surface ⑴ 122, i22 ^ male plug is connected to the guide terminal 12 Reaching the correct connection position, it is convenient to accurately and accurately connect the male w and the female seat 20. Referring to FIG. 3, it can be seen that the female connector 20 is formed by inserting and engaging a plurality of female electrical terminals 22 and a female insulating base 2 丨. In this implementation, the vehicle edge frequency 22 is a rectangular structure corresponding to the male insulating rubber core U. The rectangular structure has a female socket connector surface called a female socket welding opposite to the female socket connector surface. Surface 213, on the mating surface 211 is provided a rectangular plugging groove 216 for the male connector to be plugged and engaged; the groove 216 has two groove engaging surfaces 218, two opposite groove end faces 215, and The groove crimping surface 217 is also provided on the female seat η with a terminal embedding hole for penetrating the plug surface and a soldering surface, and a terminal contact groove ^ The terminal contact groove continuously penetrates the concave joint surface plus a groove card The contact surface is divided into two parts—the contact slot 2M and the second contact slot 212, and the terminal insertion hole 21 is provided with a back-stop slot 卡. The female terminal 22 has a domain part, the domain part has an upward bending inspection_elastic contact part 221 at one end, and the other part is a welding part, and in the middle part of the main body part, there is a «mainly formed plug terminal 222 'the plug The terminal 222 is provided with a check terminal 224 formed by a protrusion corresponding to the card groove of the female rubber core ^ at an appropriate place, and the bottom side of the plug terminal η2 has an elastic contact portion-side protruding. The retaining terminal 223 is formed by being bent upward. The retaining terminal 223 has a retaining contact portion 225 formed by protruding toward the elastic contact portion side. The insertion end 9 M262870 sub 22 is inserted into the terminal of the female rubber core 21 according to the design requirements. The rear terminal chuck w and the backstop groove 219 are completely locked and backstopped in the hole, and the terminal 22 is firmly fixed in the female rubber core 21. The elastic contact portion 221 of the terminal 22 and the holding terminal m are correctly set on the terminal. In the contact groove, that is, the elastic contact portion 221 is provided in the first-contact groove 214, the holding contact portion 225 is provided in the second contact groove, and the elastic contact portion ⑵ and the holding contact portion milk can be respectively in the accommodation position. _Free movement; elasticity of the female terminal 働The terminal can be appropriately designed and increased to be two or more consecutive ones to realize the contiguous retention and snapping of the second contact portion of the male connector terminal that is bent and recessed. The combination of the company and the organization constitutes the actual hope of achieving the _ female seat Lu connector 20. FIG. 4 is a cross-sectional view of the male connector 10 and the female connector 20 in a mating connection according to the embodiment of the present invention. The male connector 10 and the female connector 20 are respectively welded to two pCBs (not shown in the figure). ), And then the male head 10 and the female seat 20 are matched. The first contact part of the male head ⑵ presses the elastic contact part 221 of the female seat to achieve conduction, and the holding contact part 225 of the female seat 20 also holds the male head. The second contact part 123 of ι〇 achieves independent robust engagement. Compared with the f-type terminal engagement retention method, because the miscellaneous holding uses a separate engagement structure, it is possible to ignore the terminal connection for providing electrical connection. On the premise of special requirements in terms of size and mating force, the size of the holding contact portion 225 can be freely adjusted, or the size of the second contact portion ⑵ tilt angle angle value of the male head 10 can be adjusted to achieve flexible adjustment of the holding force. The best value, without the insertion force to achieve the best 'can also effectively control the magnitude of the holding force' and make the best contact between the male 10 first contact part ⑵ and the female 20 spring contact part 221, The holding contact portion 225 can also provide auxiliary Because the terminal adopts a contact method of crimping up and down, the elastic contact portion 221 of the female seat can be freely plunged into the second contact groove 212 during mating and is effectively protected; M262870 and after the mating of the terminal is completed , It is not easy to cause poor contact between terminals due to relative lateral movement between PCBs, or Lai Qingzi's overall damage to the connector caused by damage to the trap pin caused by excessive force; The damage will not affect the normal connection and the connection of the inverted connector. In addition, the surface made by Gu Fang will not be damaged by the trapped needle. In summary, it can be seen that the male and female connectors of this creation have many advantages that can effectively ensure the realization of the creation purpose of this creation. In addition, the continuous translation of this creation is not limited to the above-mentioned implementation of the preferred embodiment, but also The utility model is implemented by bridging other complicated continuous translation structures, using the above-mentioned male and female terminal engagement forms, and the electrical conduction mode of the terminal ± down crimping. [Brief description of the drawings] FIG. 1 is a schematic perspective view before assembling the creative embodiment; FIG. 2 is a cross-sectional view of the male connector component of the creative embodiment; and FIG. 3 is a female connector component of the creative embodiment FIG. 4 is a cross-sectional view of the male and female connectors of this creative embodiment after assembly. [Description of main component symbols] 10—male connector (male) 11, 21—insulating rubber core 22—female terminal 112—crimping surface 120—welding portion 122—inclined insertion portion 20—female connector (female Seat) 12-Male terminal 111-Welding surface 113-Terminal clamping surface 121-First contact portion 123-Second contact portion 11 M262870 210 A loose hole 211-Female socket insertion surface 212-Second contact groove 213 —Female seat welding surface 214—First contact groove 215—Slot end surface 216—Matching groove 217—Crimping surface 218—Matching surface 219—Non-reverse card groove 220—Welding portion 221—Elastomeric contact portion 222—Plug Terminal 223—holding terminal 224—non-return terminal chuck 225—holding contact portion 12