TWI506888B - Electrical connector - Google Patents
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- TWI506888B TWI506888B TW102105459A TW102105459A TWI506888B TW I506888 B TWI506888 B TW I506888B TW 102105459 A TW102105459 A TW 102105459A TW 102105459 A TW102105459 A TW 102105459A TW I506888 B TWI506888 B TW I506888B
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Description
本發明係有關一種電連接器，尤其涉及一種內置電路板上安裝有隔離變壓器的電連接器。The present invention relates to an electrical connector, and more particularly to an electrical connector having an isolation transformer mounted on a circuit board.
於2012年5月23日公告的中國專利第CN101908682B號揭示了一種電連接器，所述電連接器安裝於主電路板上，所述電連接器包括絕緣本體與收容於絕緣本體的端子模組，所述端子模組進一步包括垂直於主電路板的內置電路板、與對接連接器配合連接的對接端子和設置於對接端子和內置電路板下方的轉接端子組，所述內置電路板具有相反設置的內側面和外側面，內側面設有若干磁性線圈組件，外側面設有用於指示工作狀態的指示燈及若干電子元件。所述磁性線圈組件需人工繞線，製程複雜、成本較高。An electrical connector is disclosed in the Chinese Patent No. CN101908682B, which is issued on May 23, 2012. The electrical connector is mounted on a main circuit board. The electrical connector includes an insulative housing and a terminal module received in the insulative housing. The terminal module further includes a built-in circuit board perpendicular to the main circuit board, a mating terminal mated with the mating connector, and a set of transfer terminals disposed under the mating terminal and the built-in circuit board, the built-in circuit board having the opposite The inner side and the outer side are provided, the inner side is provided with a plurality of magnetic coil assemblies, and the outer side is provided with an indicator light for indicating the working state and a plurality of electronic components. The magnetic coil assembly needs to be manually wound, and the process is complicated and the cost is high.
是以，針對上述問題，有必要對前述電連接器進行改造。Therefore, in order to solve the above problems, it is necessary to modify the aforementioned electrical connector.
本發明之目的在於提供一種磁性模組製程更簡單、製作成本更低的電連接器。The object of the present invention is to provide an electrical connector with a simpler process and lower manufacturing cost.
為解決前述技術問題，本發明提供一種電連接器，用以安裝於一水平電路板，其具有可供一對接插頭***配合的收容腔，並形成有連接前述對接插頭至水平電路板的若干差分信號通道，所述電連接器包括絕緣本體及裝設於絕緣本體的端子模組，所述端子模組包括延伸進入對接插口的若干對接端子、及用以連接至水平電路板的接腳端子，所述端子模組還包括連接於對接端子與接腳端子之間的上電路板元件與下電路板元件，所述上電路板元件包括上內置電路板及安裝於上內置電路板的若干電子元件，所述下電路板元件包括下內置電路板及安裝於下內置電路板的若干電子元件，上內置電路板與下內置電路板平行於水平方向設置，並在豎直方向大致對齊。In order to solve the foregoing technical problems, the present invention provides an electrical connector for mounting on a horizontal circuit board having a receiving cavity into which a pair of plugs can be inserted and formed, and forming a plurality of differentials connecting the mating plug to a horizontal circuit board. a signal path, the electrical connector includes an insulative housing and a terminal module mounted on the insulative housing, the terminal module includes a plurality of mating terminals extending into the mating socket, and a pin terminal for connecting to the horizontal circuit board, The terminal module further includes an upper circuit board component and a lower circuit board component connected between the docking terminal and the pin terminal, the upper circuit board component including an upper built-in circuit board and a plurality of electronic components mounted on the upper built-in circuit board The lower circuit board component includes a lower built-in circuit board and a plurality of electronic components mounted on the lower built-in circuit board. The upper built-in circuit board and the lower built-in circuit board are disposed in parallel with the horizontal direction and are substantially aligned in the vertical direction.
與先前技術相比，本發明中電連接器的內置電路板上安裝有貼片式隔離變壓器，這樣設計，既使磁性模組所佔空間符合了要求，也簡化了製程、降低了製作成本。Compared with the prior art, the built-in circuit board of the electrical connector of the present invention is provided with a chip type isolation transformer, so that the space occupied by the magnetic module meets the requirements, the process is simplified, and the manufacturing cost is reduced.
本發明的其他具體設計如下：Other specific designs of the invention are as follows:
所述電子元件包括以表面焊接方式安裝於其中至少一內置電路板的若干隔離變壓器，各隔離變壓器包括連接至對接端子的原邊線圈與連接至接腳端子的副邊線圈。The electronic component includes a plurality of isolation transformers mounted to at least one of the built-in circuit boards in a surface soldering manner, and each of the isolation transformers includes a primary side coil connected to the mating terminal and a secondary side coil connected to the pin terminal.
所述電連接器具有上下對齊並向前開口的兩對接插口，還包括上組對接端子及下組對接端子，上組對接端子與下組對接端子分別包括前述若干對接端子，並分別***前述兩對接插口。The electrical connector has two docking sockets that are vertically aligned and open to the front, and further includes an upper group butt terminal and a lower group butt terminal, and the upper group butt terminal and the lower group butt terminal respectively comprise the plurality of docking terminals, and are respectively inserted into the foregoing two Docking socket.
所述各內置電路板設有橫向排列於內置電路板前邊沿的前連接部、及沿前後方向排列於內置電路板的一側沿的側連接部，各隔離變壓器設有連接原邊線圈與副邊線圈至內置電路板的貼片端子，所述對接端子通過前連接部連接所述隔離變壓器原邊線圈的對應貼片端子，所述接腳端子通過側連接部連接所述隔離變壓器副邊線圈的對應貼片端子。Each of the built-in circuit boards is provided with a front connecting portion laterally arranged at a front edge of the built-in circuit board, and a side connecting portion arranged along a front side of the built-in circuit board in a front-rear direction, and each of the isolation transformers is provided with a primary side coil and a secondary side a coil to a chip terminal of the built-in circuit board, wherein the butt terminal is connected to a corresponding chip terminal of the primary winding of the isolation transformer through a front connecting portion, and the pin terminal is connected to the secondary winding of the isolation transformer through a side connecting portion Corresponding to the chip terminal.
所述端子模組包括連接接腳端子的底部電路板及連接底部電路板至對應內置電路板的連接端子，所述隔離變壓器的副邊線圈依次通過內置電路板、連接端子、及底部電路板連接至接腳端子。The terminal module includes a bottom circuit board connecting the pin terminals and a connection terminal connecting the bottom circuit board to the corresponding built-in circuit board, and the secondary side coil of the isolation transformer is sequentially connected through the built-in circuit board, the connection terminal, and the bottom circuit board. To the pin terminal.
所述端子模組還包括設置於上內置電路板與下內置電路板之間的中間塑膠，所述上組對接端子、下組對接端子、連接端子固定於中間塑膠。The terminal module further includes an intermediate plastic disposed between the upper built-in circuit board and the lower built-in circuit board, and the upper set of docking terminals, the lower set of docking terminals, and the connecting terminals are fixed to the intermediate plastic.
所述端子模組還包括設置於下內置電路板與底部電路板之間的定位塑膠，所述定位塑膠固定接腳端子，並提供連接端子的定位，以便於連接端子與底部電路板的安裝。The terminal module further includes a positioning plastic disposed between the lower built-in circuit board and the bottom circuit board, the positioning plastic fixing the pin terminal, and providing positioning of the connection terminal to facilitate installation of the connection terminal and the bottom circuit board.
所述電連接器具有一對接插口，所述若干對接端子均裝插於此對接插口中，其中部分對接端子連接於上內置電路板，部分對接端子連接於下內置電路板。The electrical connector has a pair of sockets, and the plurality of docking terminals are respectively inserted into the docking jacks, wherein some of the docking terminals are connected to the upper built-in circuit board, and some of the docking terminals are connected to the lower built-in circuit board.
所述電連接器設有四個差分信號通道，每個差分信號通道連接有一個前述隔離變壓器，且兩個隔離變壓器設置於下內置電路板的上表面，兩個隔離變壓器設置於上電路板的下表面。The electrical connector is provided with four differential signal channels, each of which is connected to one of the foregoing isolation transformers, and two isolation transformers are disposed on the upper surface of the lower built-in circuit board, and two isolation transformers are disposed on the upper circuit board. lower surface.
所述各隔離變壓器的原邊線圈均具有中心抽頭，所述各中心抽頭連接一電阻後再共同連接於一電容的一極，電容的另一極接地，所述電阻並列設置成排阻，所述排阻與電容設置於上內置電路板的上表面。The primary coils of the isolation transformers each have a center tap, and each of the center taps is connected to a resistor and then connected to one pole of a capacitor, and the other pole of the capacitor is grounded, and the resistors are arranged in parallel to form an exhaust resistor. The exclusion resistor and the capacitor are disposed on the upper surface of the upper built-in circuit board.
10,10'．．．電連接器10,10'. . . Electrical connector
11,11'．．．前遮罩殼體11,11'. . . Front cover housing
12,12'．．．後遮罩殼體12,12'. . . Rear mask housing
13．．．絕緣本體13. . . Insulating body
131'．．．前絕緣本體131'. . . Front insulation body
132'．．．第一收容槽132'. . . First receiving slot
133'．．．第一水平支撐部133'. . . First horizontal support
134'．．．第二收容槽134'. . . Second receiving slot
135'．．．後絕緣本體135'. . . Rear insulating body
136'．．．第二水平支撑部136'. . . Second horizontal support
137'．．．第三收容槽137'. . . Third receiving slot
130,130'．．．對接插口130,130'. . . Docking socket
14,14'．．．端子模組14,14'. . . Terminal module
140．．．內置電路板140. . . Built-in board
141'．．．上內置电路板141'. . . Built-in board
142'．．．下內置电路板142'. . . Lower built-in board
140A．．．第一表面140A. . . First surface
140B．．．第二表面140B. . . Second surface
1401,1401'．．．前連接部1401, 1401'. . . Front connection
1401a．．．第一前連接部1401a. . . First front connection
1401b．．．第二前連接部1401b. . . Second front connection
1401c．．．第三前連接部1401c. . . Third front connection
1401d．．．第四前連接部1401d. . . Fourth front connection
1401e．．．第五前連接部1401e. . . Fifth front connection
1401f．．．第六前連接部1401f. . . Sixth front connection
1401g．．．第七前連接部1401g. . . Seventh front connection
1401h．．．第八前連接部1401h. . . Eighth front connection
1402．．．側連接部1402. . . Side connection
1402a．．．第一側連接部1402a. . . First side connection
1402b．．．第二側連接部1402b. . . Second side connection
1402c．．．第三側連接部1402c. . . Third side connection
1402d．．．第四側連接部1402d. . . Fourth side connection
1402e．．．第五側連接部1402e. . . Fifth side connection
1402f．．．第六側連接部1402f. . . Sixth side connection
1402g．．．第七側連接部1402g. . . Seventh side connection
1402h．．．第八側連接部1402h. . . Eighth side connection
1403．．．讓位孔1403. . . Placement hole
1404'．．．後連接部1404'. . . Rear connection
15,15'．．．隔離變壓器15,15'. . . Isolation transformer
151．．．第一隔離變壓器151. . . First isolation transformer
152．．．第二隔離變壓器152. . . Second isolation transformer
153．．．第三隔離變壓器153. . . Third isolation transformer
154．．．第四隔離變壓器154. . . Fourth isolation transformer
16．．．磁芯16. . . Magnetic core
161．．．工字形磁芯161. . . I-shaped magnetic core
162．．．蓋板磁芯162. . . Cover core
171,171'．．．原邊線圈171,171'. . . Primary coil
172,172'．．．副邊線圈172,172'. . . Secondary coil
18．．．輸入端18. . . Input
19,19'．．．中心抽頭19,19'. . . Center tap
20,20'．．．共模濾波器20,20'. . . Common mode filter
201．．．第一共模濾波器201. . . First common mode filter
202．．．第二共模濾波器202. . . Second common mode filter
203．．．第三共模濾波器203. . . Third common mode filter
204．．．第四共模濾波器204. . . Fourth common mode filter
21,21'．．．電容21,21'. . . capacitance
22,22'．．．電阻22,22'. . . resistance
23．．．中間塑膠twenty three. . . Intermediate plastic
230．．．凹孔230. . . Concave hole
24,24'．．．對接端子24,24'. . . Docking terminal
241．．．上組對接端子241. . . Upper group docking terminal
242．．．下組對接端子242. . . Lower group butt terminal
25,25'．．．連接端子25,25'. . . Connection terminal
26．．．接腳端子26. . . Pin terminal
261'．．．第一接腳端子261'. . . First pin terminal
262'．．．第二接腳端子262'. . . Second pin terminal
27．．．底部電路板27. . . Bottom board
28．．．定位塑膠28. . . Positioning plastic
280．．．凸柱280. . . Tab
29．．．LED裝置29. . . LED device
第一圖係符合本發明的電連接器的立體圖。The first figure is a perspective view of an electrical connector in accordance with the present invention.
第二圖係第一圖中電連接器的立體分解圖。The second figure is an exploded perspective view of the electrical connector in the first figure.
第三圖係第二圖中端子模組的立體圖。The third figure is a perspective view of the terminal module in the second figure.
第四圖係第三圖中端子模組的立體分解圖。The fourth figure is an exploded perspective view of the terminal module in the third figure.
第五圖係第三圖中端子模組另一視角的立體分解圖。The fifth figure is an exploded perspective view of another perspective of the terminal module in the third figure.
第六圖係第四圖中內置電路板第一表面的正視圖。The sixth figure is a front view of the first surface of the built-in circuit board in the fourth figure.
第七圖係第四圖中內置電路板第二表面的正視圖。The seventh figure is a front view of the second surface of the built-in circuit board in the fourth figure.
第八圖係第四圖中隔離變壓器的立體圖。The eighth figure is a perspective view of the isolation transformer in the fourth figure.
第九圖係第四圖中內置電路板、隔離變壓器與串聯變壓器配合後的正視圖。The ninth figure is a front view of the built-in circuit board, the isolation transformer and the series transformer in the fourth figure.
第十圖係第四圖中內置電路板、電容與電阻配合後的正視圖。The tenth figure is a front view of the built-in circuit board, capacitor and resistor in the fourth figure.
第十一圖係電連接器的工作原理圖。The eleventh figure is a working principle diagram of the electrical connector.
第十二圖係符合本發明第二實施例的電連接器的立體圖。Figure 12 is a perspective view of an electrical connector in accordance with a second embodiment of the present invention.
第十三圖係第十二圖中電連接器的立體分解圖。Figure 13 is an exploded perspective view of the electrical connector of Figure 12.
第十四圖係第十二圖中電連接器另一視角的立體分解圖。Figure 14 is a perspective exploded view of another view of the electrical connector of Figure 12.
第十五圖係第十四圖中電連接器部分元件的放大圖。The fifteenth diagram is an enlarged view of some of the components of the electrical connector in the fourteenth diagram.
第十六圖係第十五圖中部分元件的立體分解圖。Figure 16 is an exploded perspective view of some of the elements in the fifteenth diagram.
第十七圖係第十六圖中上電路板元件上表面的正視圖。Figure 17 is a front elevational view of the upper surface of the upper circuit board component of Figure 16.
第十八圖係第十六圖中上電路板元件下表面的正視圖。Figure 18 is a front elevational view of the lower surface of the upper circuit board component of Figure 16.
第十九圖係第十六圖中下電路板元件上表面的正視圖。Figure 19 is a front elevational view of the upper surface of the lower circuit board component of Figure 16.
第二十圖係第十六圖中下電路板元件下表面的正視圖。Figure 20 is a front elevational view of the lower surface of the lower circuit board component in Figure 16.
第二十一圖係符合本發明第二實施例的電連接器的工作原理圖。The twenty-first embodiment is a working principle diagram of the electrical connector in accordance with the second embodiment of the present invention.
下面結合附圖來詳細說明本發明之具體實施方式。Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
請一併參閲第一圖至第十一圖，係符合本發明第一實施例的電連接器10，所述電連接器10用以安裝於一水平外部電路板（未圖示），其形成有連接至水平外部電路板的若干差分信號通道。所述電連接器10包括設有水平向前開口的絕緣本體13、裝設於絕緣本體13內的端子模組14、及包覆於絕緣本體13外的遮罩殼體。所述遮罩殼體包括前遮罩殼體11與後遮罩殼體12，所述前遮罩殼體11與後遮罩殼體12通過卡扣固持。所述端子模組14包括對接端子24、連接端子25、接腳端子26、連接於對接端子24與接腳端子26之間的若干電路板元件、及用以固持對接端子24與連接端子25的中間塑膠23，所述對接端子24包括上組對接端子241與下組對接端子242，所述各電路板元件對應各組對接端子24設置，其包括上電路板元件與下電路板元件，所述上電路板元件與下電路板元件呈中心對稱設置，且上下大致對齊。所述各電路板元件包括具有第一表面140A與第二表面140B的內置電路板140、及安裝於內置電路板140上的若干電子元件，用以連接上電路板元件與下電路板元件的連接端子25的一端焊接於對應其中一塊內置電路板140上，另一端貫穿另一塊內置電路板140，所述連接端子25結構相同。所述絕緣本體13設有上下兩排分別對齊的對接插口130，所述對接插口130以供一插頭沿水平方向向後***配合，所述各對接插口130均具有四個差分信號通道，所述上組對接端子241與所述下組對接端子242分別向前延伸進入相應的對接插口130。Referring to the first to eleventh drawings, the electrical connector 10 according to the first embodiment of the present invention is mounted on a horizontal external circuit board (not shown). A plurality of differential signal paths are formed that are connected to the horizontal external circuit board. The electrical connector 10 includes an insulative housing 13 that is horizontally open to the front, a terminal module 14 that is mounted in the insulative housing 13 , and a mask housing that is wrapped around the insulative housing 13 . The mask housing includes a front mask housing 11 and a rear mask housing 12, and the front mask housing 11 and the rear mask housing 12 are held by snaps. The terminal module 14 includes a mating terminal 24 , a connecting terminal 25 , a pin terminal 26 , a plurality of circuit board components connected between the mating terminal 24 and the pin terminal 26 , and a holding terminal 24 and a connecting terminal 25 . The intermediate plastic 23, the docking terminal 24 includes an upper set of docking terminals 241 and a lower set of docking terminals 242, and the circuit board components are disposed corresponding to the respective sets of docking terminals 24, including an upper circuit board component and a lower circuit board component, The upper circuit board component is centrally symmetric with the lower circuit board component and is substantially aligned up and down. Each of the circuit board components includes a built-in circuit board 140 having a first surface 140A and a second surface 140B, and a plurality of electronic components mounted on the internal circuit board 140 for connecting the connection between the upper circuit board component and the lower circuit board component. One end of the terminal 25 is soldered to one of the built-in circuit boards 140, and the other end is passed through the other built-in circuit board 140. The connection terminals 25 are identical in structure. The insulative housing 13 is provided with two oppositely aligned butt sockets 130. The mating sockets 130 are inserted into the plugs in a horizontal direction. The mating sockets 130 each have four differential signal channels. The group docking terminal 241 and the lower group docking terminal 242 respectively extend forward into the corresponding mating sockets 130.
所述內置電路板140水平排布，並設有橫向排列於內置電路板140前邊沿的前連接部1401、沿前後方向排列於內置電路板140的一側沿的側連接部1402、及與側連接部1402相反一側沿的讓位孔1403，所述側連接部1402從前向後依次為第一至第八側連接部(1402a~1402h)，所述前連接部1401從靠近側連接部1402依次為第一至第八前連接部(1401a~1401h)，其第一與第二側連接部(1402a,1402b)及第一與第二前連接部(1401a,1401b)連接於第一差分信號通道，第三與第四側連接部(1402c,1402d)及第三與第四前連接部(1401c,1401d)連接於第二差分信號通道，第五與第六側連接部(1402e,1402f)及第五與第六前連接部(1401e,1401f)連接於第三差分信號通道，第七與第八側連接部(1402g,1402h)及第七與第八前連接部(1401g,1401h)連接於第四差分信號通道。所述電子元件包括分別連接於各差分信號通道中間的四個隔離變壓器15與四個串聯變壓器20，所述隔離變壓器15與所述串聯變壓器20設置於內置電路板140靠近中間塑膠23的同一側面，且隔離變壓器15的橫向與電連接器10前後方向平行，並遠離側連接部1402設置。所述各隔離變壓器15與各串聯變壓器20以表面焊接方式安裝於內置電路板140，所述各隔離變壓器15從前向後依次為第一隔離變壓器151、第二隔離變壓器152、第三隔離變壓器153、第四隔離變壓器154，所述各串聯變壓器20從前向後依次為第一串聯變壓器201、第二串聯變壓器202、第三串聯變壓器203、第四串聯變壓器204，且第一隔離變壓器151與第一串聯變壓器201連接於第一差分信號通道，第二隔離變壓器152與第二串聯變壓器202連接於第二差分信號通道，第三隔離變壓器153與第三串聯變壓器203連接於第三差分信號通道，第四隔離變壓器154與第四串聯變壓器204連接於第四差分信號通道。所述各隔離變壓器15包括連接至對接端子24的原邊線圈171及用以將原邊線圈171連接至內置電路板140的貼片端子、連接至接腳端子26的副邊線圈172及用以將副邊線圈172連接至內置電路板140的貼片端子，所述各串聯變壓器20也設有將相應變壓器線圈連接至內置電路板140的對應貼片端子，所述貼片端子使隔離變壓器15與串聯變壓器20可以貼片式安裝於內置電路板140，簡化了變壓器的製作與安裝流程，節省了成本。所述上組對接端子241與下組對接端子242分別通過對應電路板元件的前連接部1401連接所述隔離變壓器15的對應貼片端子，所述連接端子25對應於內置電路板140的兩側沿設置，其中一側沿的連接端子25的一端通過上電路板元件的側連接部1402連接所述串聯變壓器20的對應貼片端子，另一端貫穿下電路板元件的讓位孔1403，另一側沿的連接端子25的一端貫穿上電路板元件的讓位孔1403，另一端通過下電路板元件的側連接部1402連接所述串聯變壓器20的對應貼片端子，所述串聯變壓器20連接於隔離變壓器15的副邊線圈172與接腳端子26之間，用於濾除共模雜訊。The built-in circuit board 140 is horizontally arranged, and is provided with a front connecting portion 1401 laterally arranged at a front edge of the built-in circuit board 140, and a side connecting portion 1402 and a side thereof which are arranged at one side of the built-in circuit board 140 in the front-rear direction. The connecting hole 1403 is located at the opposite side of the connecting portion 1402. The side connecting portion 1402 is a first to eighth side connecting portion (1402a to 1402h) from the front to the rear, and the front connecting portion 1401 is sequentially adjacent to the side connecting portion 1402. For the first to eighth front connecting portions (1401a to 1401h), the first and second side connecting portions (1402a, 1402b) and the first and second front connecting portions (1401a, 1401b) are connected to the first differential signal path. The third and fourth side connecting portions (1402c, 1402d) and the third and fourth front connecting portions (1401c, 1401d) are connected to the second differential signal path, the fifth and sixth side connecting portions (1402e, 1402f) and The fifth and sixth front connecting portions (1401e, 1401f) are connected to the third differential signal path, and the seventh and eighth side connecting portions (1402g, 1402h) and the seventh and eighth front connecting portions (1401g, 1401h) are connected to The fourth differential signal path. The electronic component includes four isolation transformers 15 and four series transformers 20 respectively connected between the differential signal channels, and the isolation transformer 15 and the series transformer 20 are disposed on the same side of the built-in circuit board 140 near the intermediate plastic 23 And the lateral direction of the isolation transformer 15 is parallel to the front-back direction of the electrical connector 10, and is disposed away from the side connection portion 1402. The isolation transformers 15 and the series transformers 20 are surface-mounted to the built-in circuit board 140. The isolation transformers 15 are, in order from the front to the rear, a first isolation transformer 151, a second isolation transformer 152, and a third isolation transformer 153. The fourth isolation transformer 154 is a first series transformer 201, a second series transformer 202, a third series transformer 203, a fourth series transformer 204, and the first isolation transformer 151 is connected in series with the first series. The transformer 201 is connected to the first differential signal channel, the second isolation transformer 152 and the second series transformer 202 are connected to the second differential signal channel, and the third isolation transformer 153 and the third series transformer 203 are connected to the third differential signal channel, and the fourth The isolation transformer 154 and the fourth series transformer 204 are connected to the fourth differential signal path. Each of the isolation transformers 15 includes a primary side coil 171 connected to the butt terminal 24, a chip terminal for connecting the primary side coil 171 to the built-in circuit board 140, a secondary side coil 172 connected to the pin terminal 26, and The secondary winding 172 is connected to the patch terminal of the built-in circuit board 140, and each of the series transformers 20 is also provided with a corresponding patch terminal that connects the corresponding transformer coil to the built-in circuit board 140, which causes the isolation transformer 15 The series transformer 20 can be mounted on the built-in circuit board 140 in a chip form, which simplifies the manufacturing and installation process of the transformer and saves costs. The upper group butt terminal 241 and the lower group butt terminal 242 are respectively connected to corresponding patch terminals of the isolating transformer 15 through the front connecting portion 1401 of the corresponding circuit board component, and the connecting terminal 25 corresponds to both sides of the built-in circuit board 140. Along the arrangement, one end of the connection terminal 25 at one side is connected to the corresponding patch terminal of the series transformer 20 through the side connection portion 1402 of the upper circuit board component, and the other end penetrates the yield hole 1403 of the lower circuit board component, and the other end One end of the connecting terminal 25 of the side edge penetrates the receiving hole 1403 of the upper circuit board component, and the other end is connected to the corresponding patch terminal of the series transformer 20 through the side connecting portion 1402 of the lower circuit board component, and the series transformer 20 is connected to The secondary winding 172 of the isolation transformer 15 and the pin terminal 26 are used to filter common mode noise.
所述隔離變壓器15包括磁芯16，所述隔離變壓器15的磁芯16包括具有中間繞線部的工字形磁芯161及蓋設於工字形磁芯161上的蓋板磁芯162，所述原邊線圈171與副邊線圈172纏繞於工字形磁芯161的繞線部，且繞線部沿縱向延伸。原邊線圈171與副邊線圈172均具有兩輸入端18及中心抽頭19，連接原邊線圈171的兩輸入端18與中心抽頭19的貼片端子分佈於隔離變壓器15橫向一側的縱向相反兩端，連接副邊線圈172的兩輸入端18與中心抽頭19的貼片端子分佈於隔離變壓器15橫向相反另一側的縱向相反兩端，且各隔離變壓器15橫向對齊平行排列於內置電路板140的第一表面140A上，所述第一隔離變壓器151原邊線圈171的貼片端子更靠近前連接部1401，所述第二隔離變壓器152副邊線圈172的貼片端子更靠近第一隔離變壓器151，所述第三隔離變壓器153原邊線圈171的貼片端子更靠近第二隔離變壓器152，所述第四隔離變壓器154副邊線圈172的貼片端子更靠近第三隔離變壓器153。所述內置電路板140的第一表面140A設有連接至第三及六前連接部(1401c,1401f)的導電線路，所述導電線路向後延伸不超過連接第一隔離變壓器151原邊線圈171的貼片端子。所述內置電路板140於與第一表面140A相反的第二表面140B上設有連接至第四及五前連接部(1401d,1401e)的導電線路，此兩導電線路向後平行延伸至連接第三隔離變壓器153原邊線圈171的貼片端子處。所述第二表面140B上還設有連接至第七及八前連接部(1401g,1401h)的導電線路，此兩導電線路向後平行延伸至連接第四隔離變壓器154原邊線圈171的貼片端子處。由於在電連接器10工作過程中，原邊線圈171對應相應的高壓區，副邊線圈172對應相應的低壓區，高壓區與低壓區的最短距離不少於1.5mm，所以，這樣設計避免了高壓區與低壓區因距離太短而造成放電現象。The isolation transformer 15 includes a magnetic core 16 , and the magnetic core 16 of the isolation transformer 15 includes an I-shaped magnetic core 161 having an intermediate winding portion and a cover magnetic core 162 disposed on the I-shaped magnetic core 161. The primary coil 171 and the secondary coil 172 are wound around the winding portion of the I-shaped magnetic core 161, and the winding portion extends in the longitudinal direction. Both the primary coil 171 and the secondary coil 172 have two input ends 18 and a center tap 19, and the two input ends 18 connecting the primary coil 171 and the patch terminals of the center tap 19 are distributed on the lateral side of the lateral side of the isolation transformer 15 in opposite directions. The two input ends 18 connecting the secondary winding 172 and the patch terminals of the center tap 19 are distributed at opposite longitudinal ends of the isolation transformer 15 on the opposite side of the other side, and the isolation transformers 15 are laterally aligned and arranged in parallel on the built-in circuit board 140. On the first surface 140A, the patch terminal of the primary winding 171 of the first isolation transformer 151 is closer to the front connecting portion 1401, and the patch terminal of the secondary winding 172 of the second isolation transformer 152 is closer to the first isolation transformer. 151. The chip terminal of the primary isolation coil 153 of the third isolation transformer 153 is closer to the second isolation transformer 152, and the patch terminal of the secondary isolation coil 154 of the fourth isolation transformer 154 is closer to the third isolation transformer 153. The first surface 140A of the built-in circuit board 140 is provided with conductive lines connected to the third and sixth front connecting portions (1401c, 1401f), and the conductive lines extend rearward beyond the primary winding 171 of the first isolation transformer 151. Patch terminal. The built-in circuit board 140 is provided with a conductive line connected to the fourth and fifth front connecting portions (1401d, 1401e) on the second surface 140B opposite to the first surface 140A. The two conductive lines extend rearward in parallel to the third connection. The isolation terminal of the primary winding 171 of the transformer 153 is at the patch terminal. The second surface 140B is further provided with a conductive line connected to the seventh and eighth front connecting portions (1401g, 1401h), and the two conductive lines extend rearward in parallel to the patch terminal connecting the primary winding 171 of the fourth isolation transformer 154. At the office. Since the primary coil 171 corresponds to the corresponding high pressure zone during the operation of the electrical connector 10, the secondary coil 172 corresponds to the corresponding low pressure zone, and the shortest distance between the high pressure zone and the low pressure zone is not less than 1.5 mm, so the design avoids The high voltage zone and the low pressure zone cause a discharge phenomenon due to the short distance.
所述電子元件還包括一個電容21及呈整體結構的四個電阻22，所述電容21與整體結構的四個電阻22設置於內置電路板140的第二表面140B上，所述四個電阻22的一端分別電性連接各隔離變壓器15原邊線圈171的中心抽頭19，另一端並列連接至電容21的一極，電容21的另一極接地。所述電阻22設置於所述電容21遠離側連接部1402的一側，且電容21接地的一極靠近側連接部1402設置。The electronic component further includes a capacitor 21 and four resistors 22 in a unitary structure. The capacitor 21 and the four resistors 22 of the overall structure are disposed on the second surface 140B of the built-in circuit board 140. The four resistors 22 One end of each of the isolation transformers 15 is electrically connected to the center tap 19 of the primary winding 171, and the other end is connected in parallel to one pole of the capacitor 21, and the other pole of the capacitor 21 is grounded. The resistor 22 is disposed on a side of the capacitor 21 away from the side connecting portion 1402, and a pole of the capacitor 21 being grounded is disposed adjacent to the side connecting portion 1402.
所述端子模組14還包括連接接腳端子26的底部電路板27、及設置於下內置電路板與底部電路板27之間的定位塑膠28，所述定位塑膠28固定接腳端子26，並提供連接端子25的定位，以便於連接端子25與底部電路板27的安裝。所述內置電路板140大致呈長方形，並於其斜對稱兩角設有缺口，所述下內置電路板置於所述中間塑膠23與所述定位塑膠28中間，且所述中間塑膠23於對應缺口處設有凹孔230，所述定位塑膠28於對應缺口處設有凸柱280，所述凹孔230與所述凸柱280在所述缺口處配合。The terminal module 14 further includes a bottom circuit board 27 connecting the pin terminals 26, and a positioning plastic 28 disposed between the lower built-in circuit board and the bottom circuit board 27. The positioning plastic 28 fixes the pin terminal 26, and The positioning of the connection terminal 25 is provided to facilitate the mounting of the connection terminal 25 and the bottom circuit board 27. The built-in circuit board 140 is substantially rectangular, and is provided with a notch at two corners of the oblique symmetry. The lower built-in circuit board is disposed between the intermediate plastic 23 and the positioning plastic 28, and the intermediate plastic 23 corresponds to A recessed hole 230 is defined in the notch, and the positioning plastic 28 is provided with a stud 280 at a corresponding notch, and the recessed hole 230 and the stud 280 are engaged at the notch.
請一併參閲第十二圖至第二十一圖，係符合本發明第二實施例的電連接器10'，所述電連接器10'用以安裝於一水平電路板（未圖示），其具有可供一對接插頭***配合的對接插口130'，所述電連接器10'包括絕緣本體、裝設於絕緣本體的端子模組14'、及包覆於絕緣本體外側的遮罩殼體。所述絕緣本體包括前絕緣本體131'與後絕緣本體135'，所述前絕緣本體131'具有一可供對接插頭***配合的收容腔、及位於收容腔後端用以收容端子的若干第一收容槽132'，所述前絕緣本體131'的底部具有用以支撐前述端子模組14'的具有齒輪狀邊緣的第一水平支撐部133'，所述第一水平支撐部133'齒輪狀邊緣向內凹陷處設有第二收容槽134'，所述後絕緣本體135'具有齒輪狀邊緣的第二水平支撐部136'，所述第二水平支撐部136'齒輪狀邊緣向內凹陷處設有第三收容槽137'。所述端子模組14'包括延伸進入前述收容腔的若干對接端子24'、用以連接至水平電路板的接腳端子、連接於對接端子24'與接腳端子之間的上電路板元件與下電路板元件、及連接上電路板元件與下電路板元件的連接端子25'，所述對接端子24'固持於前述第一收容槽132'，所述接腳端子包括第一接腳端子261'與第二接腳端子262'，所述第一接腳端子261'固持於前述第二收容槽134'，所述第二接腳端子262'固持於前述第三收容槽137'，所述前絕緣本體131'與後絕緣本體135'通過齒輪狀邊緣干涉配合。所述遮罩殼體包括前遮罩殼體11'與後遮罩殼體12'，所述前遮罩殼體11'與後遮罩殼體12'通過卡扣固持。所述電連接器10'還包括LED裝置29，所述LED裝置29安裝於前述前絕緣本體131'的下端兩側。Please refer to FIG. 12 to FIG. 21 together, which is an electrical connector 10 ′ according to a second embodiment of the present invention. The electrical connector 10 ′ is mounted on a horizontal circuit board (not shown). And having a mating socket 130' for inserting and mating a pair of plugs, the electrical connector 10' including an insulative housing, a terminal module 14' mounted on the insulative housing, and a mask covering the outer side of the insulative housing case. The insulative housing includes a front insulative housing 131' and a rear insulative housing 135'. The front insulative housing 131' has a receiving cavity for inserting and mating a mating plug, and a first one at the rear end of the receiving cavity for receiving the terminal. a receiving groove 132'. The bottom of the front insulating body 131' has a first horizontal support portion 133' having a gear-like edge for supporting the terminal module 14'. The first horizontal support portion 133' has a gear-like edge. a second receiving groove 134' is provided in the inward recess, the rear insulating body 135' has a second horizontal support portion 136' with a gear-shaped edge, and the second horizontal support portion 136' has a gear-shaped edge inwardly recessed There is a third receiving groove 137'. The terminal module 14' includes a plurality of docking terminals 24' extending into the receiving cavity, a pin terminal for connecting to the horizontal circuit board, and an upper circuit board component connected between the mating terminal 24' and the pin terminal. a lower circuit board component, and a connection terminal 25' connecting the upper circuit board component and the lower circuit board component, the docking terminal 24' being held by the first receiving slot 132', the pin terminal including the first pin terminal 261 'With the second pin terminal 262', the first pin terminal 261' is retained in the second receiving slot 134', and the second pin terminal 262' is retained in the third receiving slot 137'. The front insulating body 131' and the rear insulating body 135' are interference-fitted by a gear-like edge. The mask housing includes a front mask housing 11 ′ and a rear mask housing 12 ′, and the front mask housing 11 ′ and the rear mask housing 12 ′ are held by snaps. The electrical connector 10' further includes an LED device 29 mounted on both sides of the lower end of the front insulating body 131'.
所述上電路板元件包括上內置電路板141'及安裝於上內置電路板141'的若干電子元件，所述下電路板元件包括下內置電路板142'及安裝於下內置電路板142'的若干電子元件，上內置電路板141'與下內置電路板142'平行於水平方向設置，並在豎直方向大致對齊。所述各內置電路板均設有橫向排列於內置電路板前邊沿的前連接部1401'、及橫向排列於內置電路板後邊沿的後連接部1404'。所述電子元件包括隔離變壓器15'、共模濾波器20'、電阻22'、及電容21'，所述隔離變壓器15'與共模濾波器20'均設有用以連接至內置電路板的貼片端子，所述兩個隔離變壓器15'與兩個共模濾波器20'以表面焊接方式安裝於上內置電路板141'的下表面，所述兩個隔離變壓器15'與兩個共模濾波器20'以表面焊接方式安裝於下內置電路板142'的上表面，各隔離變壓器15'包括連接至對接端子24'的原邊線圈171'與連接至接腳端子26'的副邊線圈172'，所述原邊線圈171'與副邊線圈172'通過前述貼片端子連接至內置電路板。所述電阻22'並列設置成排阻，所述排阻與電容21'設置於上內置電路板141'的上表面。The upper circuit board component includes an upper built-in circuit board 141' and a plurality of electronic components mounted on the upper built-in circuit board 141', the lower circuit board component including a lower built-in circuit board 142' and a lower built-in circuit board 142' A plurality of electronic components, the upper built-in circuit board 141' and the lower built-in circuit board 142' are disposed in parallel with the horizontal direction and are substantially aligned in the vertical direction. Each of the built-in circuit boards is provided with a front connecting portion 1401' laterally arranged at a front edge of the built-in circuit board, and a rear connecting portion 1404' laterally arranged at a rear edge of the built-in circuit board. The electronic component includes an isolation transformer 15', a common mode filter 20', a resistor 22', and a capacitor 21'. The isolation transformer 15' and the common mode filter 20' are provided with a sticker for connecting to a built-in circuit board. a chip terminal, the two isolation transformers 15' and two common mode filters 20' are surface-welded to the lower surface of the upper built-in circuit board 141', the two isolation transformers 15' and two common mode filters The device 20' is surface-welded to the upper surface of the lower built-in circuit board 142', and each of the isolation transformers 15' includes a primary side coil 171' connected to the butt terminal 24' and a secondary side coil 172 connected to the pin terminal 26'. 'The primary coil 171' and the secondary coil 172' are connected to the internal circuit board through the aforementioned patch terminals. The resistors 22' are arranged side by side in an array, and the resistors and resistors 21' are disposed on the upper surface of the upper built-in circuit board 141'.
所述電連接器10'設有四個差分信號通道，每個差分信號通道連接有一個前述隔離變壓器15'與一個前述共模濾波器20'。所述上內置電路板141'的前連接部1401'為橫向排列的十個通孔，位於兩側的各一個通孔為焊接孔，用以焊接連接端子25'，中間八個通孔中的四個為焊接孔，用以焊接對接端子24'，其餘四個為讓位孔，用以貫穿對接端子24'；所述上內置電路板141'的後連接部1404'也為橫向排列的十個通孔，所述通孔中的六個為焊接孔，用以焊接接腳端子，其餘四個為讓位孔，用以貫穿接腳端子。所述下內置電路板142'的前連接部1401'為橫向排列的十個通孔，位於兩側的各一個通孔為焊接孔，用以焊接自上內置電路板141'向下延伸的連接端子25'，中間八個通孔中的四個為焊接孔，用以焊接貫穿上內置電路板141'後向下延伸的對接端子24'，其餘四個為讓位孔，用以貫穿對應自上內置電路板141'向下延伸的對接端子24'；所述下內置電路板142'的後連接部1404'也為橫向排列的十個通孔，所述十個通孔中的六個為焊接孔，六個焊接孔中的四個用以焊接貫穿上內置電路板141'後向下延伸的接腳端子，六個焊接孔中的另外兩個用以焊接對應自上內置電路板141'向下延伸的接腳端子，所述十個通孔中的其餘四個為讓位孔，用以貫穿對應自上內置電路板141'向下延伸的接腳端子。所述對接端子24'通過前連接部1401'連接所述隔離變壓器15'原邊線圈171'的對應貼片端子，所述接腳端子通過後連接部1404'連接所述隔離變壓器15'副邊線圈172'的對應貼片端子。所述各隔離變壓器15'的原邊線圈171'均具有中心抽頭19'，所述各中心抽頭19'連接一電阻22'後再共同連接於一電容21'的一極，電容21'的另一極接地。The electrical connector 10' is provided with four differential signal channels, each of which is connected to one of the aforementioned isolation transformers 15' and one of the aforementioned common mode filters 20'. The front connecting portion 1401' of the upper built-in circuit board 141' is ten through holes arranged in a lateral direction, and one through hole on each side is a soldering hole for soldering the connecting terminal 25', and among the eight through holes in the middle Four are soldering holes for soldering the butted terminal 24', and the remaining four are the retaining holes for penetrating the mating terminal 24'; the rear connecting portion 1404' of the upper built-in circuit board 141' is also horizontally arranged. The through holes, six of the through holes are solder holes for soldering the pin terminals, and the remaining four are letting holes for extending through the pin terminals. The front connecting portion 1401' of the lower built-in circuit board 142' is ten through holes arranged in a lateral direction, and each of the through holes on both sides is a soldering hole for soldering a connection extending downward from the upper built-in circuit board 141' The terminal 25', four of the eight through holes in the middle are soldering holes for soldering the butt terminal 24' extending downwardly through the built-in circuit board 141', and the remaining four are letting holes for the corresponding The butt terminal 24' of the lower built-in circuit board 141' extends downward; the rear connecting portion 1404' of the lower built-in circuit board 142' is also ten through holes arranged in a lateral direction, and six of the ten through holes are The welding hole, four of the six welding holes are used to weld the pin terminal extending downward through the upper built-in circuit board 141', and the other two of the six welding holes are used for soldering corresponding to the upper built-in circuit board 141' The pin terminals extending downwardly, and the remaining four of the ten through holes are the hole holes for extending through the pin terminals corresponding to the downward extending from the upper built-in circuit board 141'. The docking terminal 24' is connected to a corresponding chip terminal of the isolation transformer 15' primary coil 171' through a front connecting portion 1401', and the pin terminal is connected to the secondary side of the isolation transformer 15' through a rear connecting portion 1404' Corresponding patch terminal of coil 172'. The primary coils 171' of the isolation transformers 15' each have a center tap 19', and the center taps 19' are connected to a resistor 22' and then commonly connected to one pole of a capacitor 21'. One pole is grounded.
綜上所述，本發明確已符合發明專利之要件，爰依法提出專利申請。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，皆應涵以下申請專利範圍內。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. It should be within the scope of the following patent application.
141'．．．上內置電路板141'. . . Built-in board
142'．．．下內置電路板142'. . . Lower built-in board
15'．．．隔離變壓器15'. . . Isolation transformer
20'．．．共模濾波器20'. . . Common mode filter
21'．．．電容twenty one'. . . capacitance
22'．．．電阻twenty two'. . . resistance
24'．．．對接端子twenty four'. . . Docking terminal
25'．．．連接端子25'. . . Connection terminal
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102105459A TWI506888B (en) | 2013-02-18 | 2013-02-18 | Electrical connector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102105459A TWI506888B (en) | 2013-02-18 | 2013-02-18 | Electrical connector |
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| Publication Number | Publication Date |
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| TW201434216A TW201434216A (en) | 2014-09-01 |
| TWI506888B true TWI506888B (en) | 2015-11-01 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM398260U (en) * | 2010-07-15 | 2011-02-11 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| TW201117488A (en) * | 2009-12-14 | 2011-05-16 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| TW201145714A (en) * | 2010-06-04 | 2011-12-16 | Hon Hai Prec Ind Co Ltd | Electrical connector |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201117488A (en) * | 2009-12-14 | 2011-05-16 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| TW201145714A (en) * | 2010-06-04 | 2011-12-16 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| TWM398260U (en) * | 2010-07-15 | 2011-02-11 | Hon Hai Prec Ind Co Ltd | Electrical connector |
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