1380519 I ιοί年09月26日梭正替換百I 2012“月%日修正替換頁 六、發明說明：1380519 I ιοί year September 26 shuttle is replacing the hundred I 2012 "month% correction replacement page", invention description:
【發明所屬之技術領域】 S 本發明涉及一種電源連接器，尤其涉及一種具有適配件之電源連接 器。 【先前技術】 電源連接器通常被要求具備傳導大電流及高電壓之特性◊惟，電源 連接器所處的系統因輸出/輸入電壓、電流不同，往往造成單一零件多 重電麗、電流不易識別的問題》如何在不同的系統要求下，達成電源連 接器零件的單-性及共服絲業界#箱注的問題。為改善此類問 題’研發人員提出了在電源連接器上增加適配件，以與互補之對接電源 連接器相配合的解決方案。 與本發明相關的習知技術請參2010年3月3日公開之中國大陸發 明專利第0麵16638難號，該專利揭示了一種電源連接器，其包括絕 緣本體、安裝於絕緣本體上的複數電源端子及適配件。請參該專利之第 五圖及第七圖所示，所述適配件包括中心段、複數肋及突出中心段之扣 持懸臂。所述絕緣本體設有收容適配件之定位扎，所述定位孔的内壁上 設有複數沿圓周方向分佈之凸肋。當適配件組裝到定位孔内時扣持懸 臂沿凸肋之間的狹槽而扣持於定位孔内。安裝完成後，由於扣持懸臂已 經完全收容於絕緣本體内，若要將適配件取出而更換其它類型之適配件 時，往往無從下手、不易操作。 是以，有必要設計出-種電源連接器以解決上述技術問題。 【發明内容】 本發明所要解決之技術問題在於提供—種易於使適配件與絕緣本 體分離之電源連接器。 為解決上述技術問題，本發明採用如下技術方案：一種電源連接 099123600 1013366860-0 101年09月26日梭正脊換首 2012年9月；25日修正替換頁 器，包括絕緣本體、女裝於絕緣本體内之複數導電端子及安裝於絕緣本 體内之適配件，所述絕緣本體設有對接面、自對接面凹設的用以收容對 接連接器之收容空間、及位於收容空間後端之後端部，所述收容空間設 有向後凹陷於後端部的疋位槽；所述適配件包括收容於定位槽内之收容 部及向前突伸入收容空間内的適配部’所述後端部設有由後向前延伸且 向前暴露於收容空間内的至少一彈性扣持臂，所述彈性扣持臂設有突伸 入定位槽内以鎖扣適配件並防止適配件向前脫離絕緣本體之扣合部。 進一步地，所述扣合部位於彈性扣持臂之自由末端，所述適配件設 有與彈性扣持臂的扣合部相抵壓之扣持面。 進一步地’所述收容部設有外表面及設於外表面上的凹槽以形成所 述扣持面，所述扣持面位於暨直平面内。 進一步地，所述彈性扣持臂包括上扣持臂及下扣持臂，所述扣合部 包括分別位於上扣持臂及下扣持臂上之上扣合部及下扣合部，所述適配 件之收容部被夾持於上扣合部與下扣合部之間。 進一步地，所述絕緣本體設有向前延伸入收容空間内且位於定位槽 兩側之第一導引塊及第二導引塊’所述第一導引塊與第二導引塊之間形 成一導引適配件之導引通道。 進一步地，所述第一導引塊及第二導引塊為片狀且相互平行，所述 第一導引塊及第二導引塊均設有延伸入導引通道内用以限位適配件之 定位塊。 進一步地，所述適配件設有對應彈性扣持臂之開槽，彈性扣持臂之 扣合部藉由該開槽而向前暴露於收容空間。 進一步地，所述扣合部設有暴露於開槽内且傾斜設置的切入面，所 述切入面用以被抵壓而帶動彈性扣持臂變形進而使扣合部脫離適配件。 進一步地，所述定位槽為多邊形，所述後端部包括形成定位槽之第 一定位面及第二定位面，所述適配件的收容部包括分別貼合於第一定位 面及第二定位面之第一配合面及第二配合面。 1013366860-0 5 1380519TECHNICAL FIELD OF THE INVENTION The present invention relates to a power connector, and more particularly to a power connector having an adapter. [Prior Art] Power connectors are usually required to have the characteristics of conducting large currents and high voltages. The system in which the power connector is placed often causes multiple parts to be ignited and current is not easily recognized due to different output/input voltages and currents. Question "How to achieve the single-strength of the power connector parts and the problem of the boxing of the common wire industry under different system requirements. To improve such problems, R&D has proposed a solution to add adapters to the power connector to complement the complementary mating power connector. The prior art related to the present invention is referred to the Chinese Patent No. 0, No. 16638, which is published on March 3, 2010. The patent discloses a power connector including an insulating body and a plurality of mounted on the insulating body. Power terminals and adapters. Referring to Figures 5 and 7 of the patent, the adapter includes a central section, a plurality of ribs, and a retaining cantilever for the protruding center section. The insulative housing is provided with a positioning tab for receiving a fitting, and the inner wall of the positioning hole is provided with a plurality of ribs distributed along the circumferential direction. When the adapter is assembled into the positioning hole, the cantilever is fastened in the positioning hole along the slot between the ribs. After the installation is completed, since the buckle cantilever has been completely accommodated in the insulation body, if the adapter is removed and other types of adapters are replaced, it is often impossible to operate. Therefore, it is necessary to design a power connector to solve the above technical problems. SUMMARY OF THE INVENTION The technical problem to be solved by the present invention is to provide a power connector that is easy to separate an adapter from an insulating body. In order to solve the above technical problem, the present invention adopts the following technical solution: a power connection 099123600 1013366860-0 on September 26, 101, the shuttle ridge is changed to September 2012; the 25th revised replacement page device, including the insulating body, women's clothing The plurality of conductive terminals in the insulating body and the fittings mounted in the insulating body, the insulating body is provided with a mating surface, a receiving space recessed from the mating surface for receiving the mating connector, and a rear end of the receiving space The receiving space is provided with a clamping groove recessed rearwardly at the rear end portion; the adapter comprises a receiving portion received in the positioning groove and an adapting portion that protrudes into the receiving space forward The portion is provided with at least one elastic latching arm extending from the rear to the front and exposed to the receiving space. The elastic latching arm is provided to protrude into the positioning slot to lock the adapter and prevent the adapter from disengaging forward. The fastening portion of the insulating body. Further, the fastening portion is located at a free end of the elastic fastening arm, and the adapter is provided with a fastening surface that is pressed against the fastening portion of the elastic fastening arm. Further, the receiving portion is provided with an outer surface and a groove provided on the outer surface to form the fastening surface, and the fastening surface is located in a straight plane. Further, the elastic fastening arm includes an upper fastening arm and a lower fastening arm, and the fastening portion includes a fastening portion and a lower fastening portion respectively on the upper fastening arm and the lower fastening arm. The accommodating portion of the fitting is clamped between the upper fastening portion and the lower fastening portion. Further, the insulative housing is provided with a first guiding block and a second guiding block that extend forward into the receiving space and are located at two sides of the positioning slot, between the first guiding block and the second guiding block A guiding channel for guiding the adapter is formed. Further, the first guiding block and the second guiding block are in the form of a sheet and are parallel to each other, and the first guiding block and the second guiding block are respectively disposed to extend into the guiding channel for limiting the position. Positioning block for accessories. Further, the adapter is provided with a slot corresponding to the elastic latching arm, and the latching portion of the elastic latching arm is forwardly exposed to the receiving space by the slot. Further, the fastening portion is provided with a cutting surface that is exposed in the slot and is inclined, and the cutting surface is used to be pressed to deform the elastic buckle arm to disengage the fastening portion from the adapter. Further, the positioning groove is a polygonal shape, the rear end portion includes a first positioning surface and a second positioning surface forming a positioning groove, and the receiving portion of the adapter includes a first positioning surface and a second positioning position respectively The first mating surface and the second mating surface of the surface. 1013366860-0 5 1380519
‘、 -pLOl年09月26日换頁I 2012“月〆日修正替換頁 進-步地，所述定位槽為矩形，所述第-^^面及^粒面均 兩個且相對設置；所述雜件之收容部料矩形，所述第—配合面及第 « 二配合面亦為兩個且相對設置。 相較於習知技術，本發明藉由將彈性扣持臂設置於絕緣本體上且向 前暴露於收容空間内’所述彈性扣持臂能夠易於被突伸入收容空間之工 具撐開，使適配件與絕緣本體脫離，以便於更換或旋轉適配件。 【實施方式】 第一圖及第三圖揭示了本發明之一種電源連接器1〇〇，其包括：絕 緣本體1'安裝於絕緣本體1上之複數導電端子2、及由前向後安裝於 絕緣本體1上之適配件3。 請參第二圖所示，所述絕緣本體丨設有對接面u、自對接面u凹 設的用以收容對接連接器(未圖示)之收容空間1〇、及位於收容空間⑺ 後端之後端部Π。所述後端部12設有沿前後方向貫穿且與收容空間1〇 連通之複數收容槽13。所述收容空間1〇設有向後凹陷於後端部12且 用以疋位適配件3的定位槽14。所述收容槽13用以定位導電端子2。 另’所述後端部Π亦設有由後向前延伸且向前暴露於收容空間1〇内之 彈性扣持臂15。所述彈性扣持臂15設有突伸入定位槽14内以鎖扣適 配件3並防止適配件3向前脫離絕緣本體丨之扣合部16。請參第七圖 所示，在圖示的實施方式令，所述彈性扣持臂15包括相對設置的上扣 持臂151及下扣持臂152。所述扣合部16包括分別設置於上扣持臂ΐ5ι 及下扣持臂152自由末端的上扣合部161及下扣合部162 β所述後端部 12亦設有與定位槽14連通且位於定位槽14上、下端之一對狹槽17。 當適配件3被插入定位槽14内時，所述上扣持臂151及下扣持臂152 可在狹槽17内發生彈性變形。請參第四圖所示，為了更好地導引適配 件3的插入，所述絕緣本體丨亦設有向前延伸入收容空間1〇内且位於 定位槽14兩側之第一導引塊18及第二導引塊19。所述第一導引塊a 099123600 6 1013366860-0 1380519 -1101 年 09月 26 日 2012 ^ 9月/^日修正替換^- 及第二導引塊19均為片狀且位於相互平行之兩豎直面内。所述第一導 引塊18與第二導引塊19之間形成一導引適配件3之導引通道180。請 參第二圖、第五圖及第七圖所示，所述第一導引塊18及第二導引塊19 之後端且靠近後端部12處均設有延伸入導引通道180内用以限位適配 件3之一對定位塊181。每一定位塊181設有位於前端且傾斜設置之導 引面182。 請參第二圖所示’所述定位槽14為多邊形(在本發明圖示的實施方 式中為矩形）。所述後端部12包括形成定位槽η且相對設置之兩第一 定位面141及相對設置的兩第二定位面142。所述第一定位面HI與第 二定位面142相互垂直。請參第七圖所示，彈性扣持臂15的上扣合部 161及下扣合部162分別延伸超出第一定位面141而突伸入定位槽14 内。 請參第四圖所示’每一導電端子2均為片狀，以簡化其結構'方 便製造。相鄰兩導電端子2構成端子對20用以與對接連接器配合。每 一導電端子2包括固定於收容槽13内之固定部21、自固定部21的前 端延伸且突伸入收容空間10内之接觸部22、及自固定部21的底端向 下延伸且用以安裝於電路板上之安裝部23。組成端子對20之兩導電端 子2的接觸部22之間的距離小於固定部21之間的距離。 請參第八圖至第十一圖所示，所述適配件3包括收容於定位槽μ 内之收容部31、向前突伸入收容空間10内之適配部32、及連接收容部 31與適配部32之中間部33。所述收容部31之外表面亦為多邊形(在本 發明圖示的實施方式中為矩形），以與定位槽14相對應。所述收容部Μ 包括相對設置的兩第一配合面311及相對設置的兩第二配合面312。所 述第一配合面311垂直於第二配合面312。所述兩第一配合面311上均 設有凹槽313以形成位於豎直平面内之扣持面314。所述凹槽313進一 步向前延伸並貫穿適配部32，以形成將扣持面314暴露在前面之開槽 321。請參第五圖所示’彈性扣持臂15的上扣合部161及下扣合部162 099123600； 1013386860-0 1380519 101年09月26日按正替换頁 2012年9月^日修正替換頁 163，所述切入面163用 均設有暴露於開槽321内且傾斜設置的切入面 以被抵壓而帶動彈性扣持臂15變形進而使上扣合部161及下扣合部ι62 脫離收容部3卜所述㈣部33的高度及寬度均大於收容部31及適配 部32對應的高度及寬度。並且中間部33靠近收容部31之四個角落均 3又有定位缺口 331。所述適配部32只有與具有互補結構的對接連接器 相配合，才能讓對接連接器最终插入收容空間1〇内。換言之，適配部 32具有防止不匹配的連接器誤插入收容空間1〇内之功能。 請參第四圖至第六圖所示，當適配件3由前向後組裝於絕緣本體i 上時，適配件3之收容部31被限制於第一導引塊18與第二導引塊19 之間，並且在第一導引塊18與第二導引塊19的導引下向後組裝。所述 適配件3之第一配合面311及第二配合面312對應貼著第一定位面141 及第一定位面142而收容於定位槽14内。在此過程中，收容部3丨之相 對設置的兩第一配合面311與彈性扣持臂15之上扣合部161及下扣合 部162分別相抵壓，使上扣持臂151及下扣持臂152在狹槽17内發生 彈性邊形。當適配件3插入到最終位置時，上扣合部κι及下扣合部 162釋放彈力而彈入凹槽313内並與扣持面314相抵壓，以防止適配件 3向前脫離絕緣本體1。因適配件3係安裝於定位槽丨4内，故可提高彈 性扣持臂15的上扣合部161及下扣合部162與扣持面314扣合的安全 性。所述適配件3之收容部31被夾持於上扣合部161與下扣合部162 之間。同時，第一導引塊18及第二導引塊19的定位塊181收容於收容 部31四個角落之定位缺口 331内，達成定位。 在本發明電源連接器100之實施方式中，絕緣本體〗之矩形定位 槽14與適配件3之矩形收容部31相互配合，可以提供相對較大的干涉 面’進而強化適配件3承受推力 '壓力及扭力，避免因適配件3損毀或 锋轉造成失效而引起的輸入及輸出錯誤。另，適配件3在旋轉一定的角 度(如180度)後同樣能夠被插入定位槽μ内，以達成多方位的適配效 果。當然，可以理解，與本實施方式揭示的收容部31相同或兼容，惟 099123600 1013366860-0 1380519 2012 ^9月^日修正替換頁q 適配部與本實施方式揭示的適配部32角度不同件亦可被插—~ 入定位槽14内，以達成多角度的適配性。而且，由於彈性扣持臂15係 向前暴露於收容空間10内，如需替換或變更適配件3時，上扣合部161 及下扣合部162能夠易於被突伸入收容空間1〇内的工具撐開，即可將 適配件3取出進行替換，可簡化物料、提升效率及零件的共用性。在本 發明的實施方式中，彈性扣持臂15藉由開槽321而向前暴露於收容空 間ίο内，工具可沿著開槽321伸入收容空間10進而抵壓切入面163。 由於切入面163係傾斜設置，隨著工具的插入，上扣持臂151及下扣持 臂152向外被撐開’進而使上扣合部161及下扣合部ι62脫離適配件3 的收容部31 ,適配件3因此可以被取出。另，因彈性扣持臂15具有彈 性可重複使用，在裝配多樣化時僅需旋轉適配件3或替換適配件3，即 可達到重複利用性、便利性及經濟性的效果。 综上所述，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實施方式，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’皆應涵蓋於以下申請專利範圍内。 【圖式簡單說明】 第一圓係本發明電源連接器之立體組合圖。 第二圖係第一圖所示的電源連接器於另一角度之立體組合圖。 第二圖係第一圖所示的電源連接器於再一角度之立體組合圖。 第四圖係第二圖所示的電源連接器之立體分解圖。 第五圖係第一圖所示的電源連接器被切除部分後之立體示意圖。 第六圖係第三圖所示的電源連接器被切除部分後之立體示意圖。 第七圖係第一圖所示電源連接器的絕緣本體被切除部分後之立體 示意圖。 099123600' 9 1013366860-0 第九圖係第八圖所示的適配件於另一角度之立體示意圖β 第十圖係第八圖所示的適配件被切除部分後之立體示意圖。 第十一圖係第九圖所示的適配件被切除部分後之立體示意圖。 【主要元件符號說明】 電源連接器 100 絕緣本體 1 收容空間 10 對接面 11 後端部 12 收容槽 13 定位槽 14 第一定位面 141 第二定位面 142 彈性扣持臂 15 上扣持臂 151 下扣持臂 152 扣合部 16 上扣合部 161 下扣合部 162 切入面 163 狹槽 17 第一導引塊 18 導引通道 180 定位塊 181 導引面 182 第二導引塊 19 導電端子 2 端子對 20 固定部 21 接觸部 22 安裝部 23 適配件 3 收容部 31 第一配合面 311 第二配合面 312 凹槽 313 扣持面 314 適配部 32 開槽 321 中間部 33 定位缺口 331 039123600· 101年09月26日修正替換頁 2012年9月^曰修正替換頁 1013366860-0 10', -pLOl, September 26, page change I 2012 "May Day Correction Replacement Page - Step, the positioning groove is rectangular, the first -^^ surface and the grain surface are two and relatively set; The receiving portion of the miscellaneous member is rectangular, and the first mating surface and the second mating surface are also two and oppositely disposed. Compared with the prior art, the present invention provides the elastic clasp arm to the insulating body. The elastic latching arm can be easily extended by the tool protruding into the receiving space to disengage the adapter from the insulating body, so as to replace or rotate the adapter. 1 and 3 are a power connector 1 of the present invention, including: a plurality of conductive terminals 2 mounted on the insulative housing 1 and an appropriate mounting on the insulative housing 1 from the front to the rear As shown in the second figure, the insulative housing is provided with a mating surface u, a receiving space for accommodating a mating connector (not shown), and a housing space that is recessed from the mating surface u. (7) a rear end portion Π. The rear end portion 12 is provided in the front-rear direction And a plurality of receiving slots 13 connected to the receiving space. The receiving space 1 is provided with a positioning slot 14 recessed rearwardly at the rear end portion 12 for clamping the adapter 3. The receiving slot 13 is used for positioning and conducting. Terminal 2. The 'rear end portion Π is also provided with an elastic latching arm 15 extending from the rear to the front and exposed forwardly in the receiving space 1 . The elastic latching arm 15 is provided to protrude into the positioning slot 14 is a latching adapter 3 and prevents the adapter 3 from being disengaged from the fastening portion 16 of the insulative housing 。. As shown in the seventh embodiment, in the illustrated embodiment, the elastic latching arm 15 includes a relative The upper fastening arm 151 and the lower fastening arm 152 are provided. The fastening portion 16 includes an upper fastening portion 161 and a lower fastening portion 162 which are respectively disposed at the free ends of the upper fastening arm ΐ5ι and the lower fastening arm 152. The rear end portion 12 is also provided with a slot 17 that communicates with the positioning slot 14 and is located on the positioning slot 14 and the lower end. When the adapter 3 is inserted into the positioning slot 14, the upper latching arm 151 and the lower portion The latching arm 152 can be elastically deformed in the slot 17. As shown in the fourth figure, in order to better guide the insertion of the adapter 3, the The edge body 丨 is also provided with a first guiding block 18 and a second guiding block 19 extending forward into the receiving space 1 且 and located at two sides of the positioning groove 14. The first guiding block a 099123600 6 1013366860-0 1380519 - 1 September 26, 2012 ^ September / ^ day correction replacement ^ - and the second guiding block 19 are all in the form of a sheet and are located in two vertical planes parallel to each other. The first guiding block 18 and the first A guiding channel 180 for guiding the adapter 3 is formed between the two guiding blocks 19. Referring to the second, fifth and seventh figures, the first guiding block 18 and the second guiding block The rear end portion of the rear end portion 12 is adjacent to the rear end portion 12 and is provided with a positioning guide block 181 extending into the guiding passage 180 for limiting the adapter member 3. Each of the positioning blocks 181 is provided with a guiding surface 182 which is disposed at the front end and which is disposed obliquely. Referring to the second figure, the positioning groove 14 is polygonal (rectangular in the illustrated embodiment of the invention). The rear end portion 12 includes two first positioning surfaces 141 and two opposite positioning surfaces 142 which are opposite to each other. The first positioning surface HI and the second positioning surface 142 are perpendicular to each other. As shown in FIG. 7 , the upper fastening portion 161 and the lower fastening portion 162 of the elastic fastening arm 15 extend beyond the first positioning surface 141 and protrude into the positioning groove 14 . Referring to Figure 4, each of the conductive terminals 2 is in the form of a sheet to simplify its structure. The adjacent two conductive terminals 2 constitute a terminal pair 20 for mating with the mating connector. Each of the conductive terminals 2 includes a fixing portion 21 fixed in the receiving groove 13 , a contact portion 22 extending from the front end of the fixing portion 21 and protruding into the receiving space 10 , and extending downward from the bottom end of the fixing portion 21 . The mounting portion 23 is mounted on the circuit board. The distance between the contact portions 22 of the two conductive terminals 2 constituting the terminal pair 20 is smaller than the distance between the fixed portions 21. As shown in FIG. 8 to FIG. 11 , the adapter 3 includes an accommodating portion 31 received in the positioning groove μ, an fitting portion 32 protruding forwardly into the accommodating space 10, and a connecting accommodating portion 31. The intermediate portion 33 of the adapter portion 32. The outer surface of the accommodating portion 31 is also polygonal (rectangular in the illustrated embodiment of the invention) to correspond to the positioning groove 14. The receiving portion 包括 includes two first mating surfaces 311 and two opposite mating surfaces 312 disposed opposite to each other. The first mating surface 311 is perpendicular to the second mating surface 312. The two first mating faces 311 are each provided with a recess 313 to form a latching surface 314 in a vertical plane. The recess 313 extends further forwardly and through the adapter portion 32 to form a slot 321 that exposes the latching surface 314 to the front. Please refer to the figure of Figure 5, 'The upper fastening part 161 and the lower fastening part 162 099123600 of the elastic buckle arm 15; 1013386860-0 1380519 September 26, 2011, according to the replacement page, September, 2012 163, the cutting surface 163 is provided with a cutting surface that is exposed in the slot 321 and is inclined to be pressed to drive the elastic latching arm 15 to deform, so as to disengage the upper fastening portion 161 and the lower fastening portion ι62. The height and width of the (four) portion 33 of the portion 3 are greater than the height and width of the accommodating portion 31 and the fitting portion 32. Further, the intermediate portion 33 is adjacent to the four corners of the accommodating portion 31 and has a positioning notch 331. The fitting portion 32 only cooperates with the mating connector having a complementary structure to allow the mating connector to be finally inserted into the receiving space. In other words, the adapting portion 32 has a function of preventing the mismatched connector from being erroneously inserted into the accommodating space 1A. Referring to FIG. 4 to FIG. 6 , when the adapter 3 is assembled from the front to the rear on the insulative housing i , the receiving portion 31 of the adapter 3 is limited to the first guiding block 18 and the second guiding block 19 . And assembled backwards under the guidance of the first guiding block 18 and the second guiding block 19. The first mating surface 311 and the second mating surface 312 of the adapter 3 are received in the positioning groove 14 corresponding to the first positioning surface 141 and the first positioning surface 142 . During the process, the two first mating surfaces 311 of the accommodating portion 3 are respectively pressed against the upper engaging portion 161 and the lower engaging portion 162 of the elastic latching arm 15, so that the upper latching arm 151 and the lower buckle are respectively pressed. The holding arm 152 has an elastic edge shape in the slot 17. When the adapter 3 is inserted into the final position, the upper fastening portion κι and the lower fastening portion 162 release the elastic force and are springed into the recess 313 and pressed against the latching surface 314 to prevent the adapter 3 from being disengaged from the insulating body 1 forward. . Since the adapter 3 is attached to the positioning groove 4, the safety of engaging the upper fastening portion 161 and the lower fastening portion 162 of the elastic fastening arm 15 with the fastening surface 314 can be improved. The accommodating portion 31 of the adapter 3 is sandwiched between the upper fastening portion 161 and the lower fastening portion 162. At the same time, the positioning blocks 181 of the first guiding block 18 and the second guiding block 19 are received in the positioning notches 331 of the four corners of the receiving portion 31 to achieve positioning. In the embodiment of the power connector 100 of the present invention, the rectangular positioning groove 14 of the insulating body and the rectangular receiving portion 31 of the adapter 3 cooperate to provide a relatively large interference surface and thereby strengthen the pressure of the adapter 3 to withstand the thrust. And torque, to avoid input and output errors caused by failure of the fitting 3 damage or forward rotation. In addition, the adapter 3 can also be inserted into the positioning groove μ after being rotated at a certain angle (e.g., 180 degrees) to achieve a multi-directional fitting effect. Certainly, it can be understood that the same or compatible with the accommodating portion 31 disclosed in the present embodiment, but the 099123600 1013366860-0 1380519 2012 ^ September It can also be inserted into the positioning slot 14 to achieve multi-angle adaptability. Moreover, since the elastic fastening arm 15 is exposed to the accommodating space 10 in the forward direction, the upper fastening portion 161 and the lower fastening portion 162 can be easily protruded into the accommodating space 1 如 when the adapter 3 is replaced or changed. When the tool is opened, the adapter 3 can be taken out and replaced, which simplifies the material, improves the efficiency and the commonality of the parts. In the embodiment of the present invention, the elastic latching arm 15 is forwardly exposed to the receiving space by the slot 321 and the tool can extend into the receiving space 10 along the slot 321 to press the cutting plane 163. Since the cutting surface 163 is inclined, the upper fastening arm 151 and the lower fastening arm 152 are outwardly extended as the tool is inserted, and the upper fastening portion 161 and the lower fastening portion ι62 are disengaged from the adapter 3 The part 31, the adapter 3 can therefore be taken out. Further, since the elastic holding arm 15 is elastically reusable, it is only necessary to rotate the adapter 3 or the replacement adapter 3 in the diversification of the assembly, that is, the effect of recyclability, convenience, and economy can be achieved. In summary, the present invention has indeed met the requirements of the invention patent, and the patent application is filed 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 the equivalent modifications or variations made by those skilled in the art in accordance with the spirit of the present invention are It should be covered by the following patent application. BRIEF DESCRIPTION OF THE DRAWINGS The first circle is a three-dimensional combination diagram of the power connector of the present invention. The second figure is a perspective assembled view of the power connector shown in the first figure at another angle. The second figure is a perspective assembled view of the power connector shown in the first figure at a further angle. The fourth figure is an exploded perspective view of the power connector shown in the second figure. The fifth figure is a perspective view of the power connector shown in the first figure after being cut off. The sixth figure is a perspective view of the power connector shown in the third figure after being cut off. Figure 7 is a perspective view showing the insulative body of the power connector shown in the first figure after being cut away. 099123600' 9 1013366860-0 The ninth diagram is a perspective view of the adapter shown in the eighth diagram at another angle. The tenth diagram is a perspective view of the modified portion of the adapter shown in the eighth diagram. The eleventh figure is a perspective view of the detached portion of the adapter shown in the ninth figure. [Main component symbol description] Power connector 100 Insulation body 1 accommodating space 10 Butting surface 11 Rear end portion 12 Storage groove 13 Positioning groove 14 First positioning surface 141 Second positioning surface 142 Elastic fastening arm 15 Upper holding arm 151 Buckle arm 152 Fastening portion 16 Upper fastening portion 161 Lower fastening portion 162 Cutting surface 163 Slot 17 First guiding block 18 Guide channel 180 Positioning block 181 Guide surface 182 Second guiding block 19 Conducting terminal 2 Terminal pair 20 fixing portion 21 Contact portion 22 Mounting portion 23 Adapter 3 Housing portion 31 First mating surface 311 Second mating surface 312 Groove 313 Buckle surface 314 Adapter portion 32 Slot 321 Intermediate portion 33 Positioning notch 331 039123600· September 26, 2011 revised replacement page September 2012 ^曰Revision replacement page 1013366860-0 10