TWI375372B - Electrical receptacle connector and assembly thereof - Google Patents

Description

1375372 4 IX. Description of the Invention: [Technical Field] The present invention relates to a socket electrical connector and a combination thereof which can increase the signal transmission rate. [Prior Art] The Universal Serial Bus (USB) interface is a standard input/output interface that has been widely used in the design of many electronic devices. In 1994, seven world-renowned computer and communication companies, including Intel, Compaq, Digital, IBM, Microsoft, NEC, and Northern Telecom, jointly established the USB Association (USB-IF) to initially establish a USB interface specification. Until now, the USB Association has released versions 1.〇, l 1 and 2.〇. • The aforementioned USB 1. 0, 1.1 '2.0 version supports the following three transmission rates respectively (1) 'Low speed mode transmission rate is 1.5 megabits per second, mostly for keyboard and mouse; (2), full speed mode transmission rate It is 12 megabits per second; (3), high speed mode transmission rate is 480 megabits per second. The USB socket electrical connector and the USB plug electrical connector in the prior art are described below with reference to the 32nd and 33rd drawings. Please refer to the 32nd diagram, a plug electrical connector conforming to the USB Association. The specified USB 2.0 version of the 插头-type plug electrical connector includes a first insulating tongue 52, four first contact terminals 53 held on the first insulating tongue 52, surrounding the first insulating tongue 52 The first metal case 54 and the outer insulating layer 55 covering the rear end of the first metal case 54 and the cable 57 electrically connected to the first contact terminal 53. The first insulating tongue 52 and the first metal housing _ 54 are both substantially rectangular, wherein the left side surface, the right side surface and the bottom surface of the first insulating tongue # 52 are in contact with the first metal housing 54, and the first A first receiving space 56 is formed between the top surface of the insulating tongue 52 and the upper surface 541 of the first metal housing 54. The first contact terminals 53 have a flat plate structure and are not elastic. The first contact terminals 53 are all disposed in the top surface of the first insulating tongue 52 and are substantially in the same plane as the top surface. The four first contact terminals 53 include a power terminal (Vbus) 5M, a ground terminal = ΝΙ) 534, a positive signal terminal (D+) 533 and a negative signal terminal 卬 _ 532, wherein The positive terminal ^ 533 and the negative signal terminal 532 constitute a pair of differential signal terminal groups. The first contact may be stamped from sheet metal or replaced by a gold finger on the circuit board. Referring to the thirty-third figure, the socket electrical connector is generally mounted on the circuit board of the host, and the plug connector 600 is also in compliance with the USB Association regulations. 2. 〇 version A type plug 6 1375372 The connector includes a second insulating tab 62, four first contact terminals 63 and a second metal housing 64 that are retained on the second insulating tab 62. The four second contact terminals 63 are located on the lower surface of the second insulating tab 62 and project downwardly from the lower surface of the second insulating tab 62. The second contact terminal 63 has a constant elasticity and is movable in the height direction of the second insulating tongue 62. The four second contact terminals 63 are arranged corresponding to the _ electrical connector _ _ _ _ _ _ terminal 53 arranging 'the power terminal (Vbus) 63 - the ground terminal (GN touch 4, _ root positive signal The terminal (10) 633 and the root negative signal terminal (D-) 632, wherein the positive signal terminal 633 and the negative signal terminal 632 form a pair of differential signal terminal groups for transmitting data. The second metal casing 64 is surrounded by A second receiving space (10) is formed around the second insulating tongue 62 for receiving the plug electrical connector 5A. When the plug electrical connector 500 is fully inserted into the electrical connector __, the corresponding insulating tongue 62 is correspondingly The first receiving space 56 of the plug electrical connector 500 is received. At this time, the four first contact terminals 531, 534, 533, 532 of the plug electrical connector 500 and the four elastic second connectors of the electrical receptacle connector 600 are respectively Contact terminals 631, 634, 633, 632 are in contact to achieve signal transmission between each other. However, with the development of the electronics industry, the transmission rate of 〇2.0 has been unable to meet the development requirements of certain electronic industries. For example, in transmitting audio Or depending on the situation, in order to ensure the quality of signal transmission Transmission rates are often as high as 1G to 2G per second (lG = l〇〇〇 megabits). Two other types of interfaces in the field of electrical connectors, such as PCI-E (transmission rate up to 2 5G per second) and SATA interface ( The transmission rate of up to 1. 5G to 3. 0G per second) has significantly exceeded the usb 2. 0 interface. To the extent that the 'PCI-E and SATA interfaces are far from being used, and the number of terminals of these two types of interfaces It is difficult to adapt to the development trend of light, thin, short and small in the future electronic industry. ^It is necessary to design a socket electrical connector, which can be used as a base KUSB 2. In view of the above, the purpose of the present invention is to provide a socket electrical connector with a high transmission rate and a combination thereof. To achieve the foregoing objective, the present invention provides an electrical socket connector including an insulating body and is insulated from the insulation. a plurality of conductive terminals and a shielding case on the body, wherein the insulating body is provided with a tongue plate, the tongue plate is provided with an abutting surface at an end thereof, and the conductive terminal is provided with a plurality of first conductive terminals, each of the first guiding 7 1375372 Electricity The terminal is provided with a first soldering portion and an elastic first butting portion, and the conductive terminal is further provided with at least one pair of differential signal terminals for transmitting signals, wherein each of the differential signal terminals is provided with a second soldering portion and a flat shaped portion a second abutting portion, the first and second abutting portions are disposed on the same side of the tongue plate, and the first and second abutting portions are disposed in two rows along the length direction of the tongue plate, wherein the second butting portion is compared with the second butting portion The first abutting portion is closer to the abutting surface of the tongue plate, and the first and second soldering portions are arranged in at least two rows. The electrical socket connector of the present invention comprises an insulating body and a plurality of conductive terminals fixed on the insulating body, wherein The insulating body is provided with a base portion and a tongue plate protruding from the base portion, the tongue plate is provided with an abutting surface away from the base portion, the conductive terminal is provided with a plurality of first conductive terminals, and each of the first conductive terminals is provided with a first soldering portion and The first abutting portion is further provided with at least one pair of differential signal terminals, wherein the first and second abutting portions are disposed on the same side of the tongue plate and are arranged in two rows along the length direction of the tongue plate. Place The first and second abutting portions are located on different planes, wherein the second butting portion is more sinister than the first butting portion, and the first and second welded portions are arranged in at least two row. The socket electrical connector and the combination thereof comprise a socket electrical connector and a circuit board, the socket electrical connector comprises an insulating body, a plurality of conductive terminals fixed on the insulating body, and a shielding shell, wherein the insulating body is provided a base portion and a tongue plate protruding from the base portion, wherein the tongue plate is provided with a mating surface, a mating surface of the mating __support portion and the far miscellaneous portion; and the peripheral portion of the shackle is formed to form a receiving space; The conductive terminal is provided with a plurality of first conductive terminals, each of the first conductive terminals is provided with a first soldering portion and a first butting portion disposed on the supporting portion, and the first __ abutting portion has a property, and the conductive portion The terminal further includes at least one pair of differential signal terminals for transmitting signals, wherein each of the differential signal terminals is provided with a second soldering portion and a flat second abutting portion on the supporting portion, the first and second butting portions Provided in two rows along the length direction of the tongue plate, wherein the second butting portion is closer to the abutting face of the tongue plate than the first butting portion, and the first and second welded portions are arranged in at least two rows for welding On the board. Compared with the prior art, the present invention increases the channel for data transmission by adding a pair of differential signal terminals on the tongue plate, and the differential signal terminal can be used for mating with the plug electrical connector to improve the socket power. The data transfer rate when the connector is mated with the plug electrical connector. [Embodiment] Please refer to the first to seventh diagrams of the present embodiment of the socket electrical connection (10) for soldering on the circuit board 4 with an alkali-socket electrical connection, the socket, the socket f connecting leg Q includes an insulation 8 1375372 The main body 1, the plurality of conductive terminals 2 held in the insulative housing 1, the metal shielding shell 3 covering the periphery of the insulative housing 1, the metal back cover 5 and the terminal holder 6. The insulative housing 1 includes a base portion 11 and a tongue plate 12 projecting forwardly from the front surface 110 of the base portion 11. The base portion 11 includes an upper surface 111, a lower surface 112, and two side surfaces 113. The middle surface of the upper surface 111 is provided with an upwardly protruding protrusion 1111. The two side surfaces 113 are respectively provided with a notch 1131. Both the block 1111 and the recess 1131 are for mating with the shield case 3. The tongue 12 includes a mating surface 13 , a support portion 14 opposite the mating surface 13 (as shown in FIG. 5 ) and an abutting surface 18 ′ away from the base 11 . The mating surface 13 is provided along the length of the tongue 12 . The first receiving groove 131 extending in the direction A1-A1 (refer to FIG. 7 ) is used to extend the first receiving groove 131 further back through the base portion 11 ; the supporting portion 14 is provided with a supporting surface 145 relative to the mating surface 13 . The mating surface 13 and the supporting surface 145 are respectively located on the upper and lower sides of the tongue plate 12. The front and rear ends of the support portion 14 are respectively provided with second and third receiving slots 14 142 (shown in FIG. 5 ) recessed from the support surface 145 , and the second and third receiving slots 141 and 142 . Parallel to the first receiving groove 131, and the second and third receiving grooves 141 and 142 are not in communication with each other. The second and third receiving grooves 141, 142 are partially aligned along the longitudinal direction A1-A1 of the tongue plate 12. As shown in the fourth to seventh embodiments, the conductive terminal 2 includes a plurality of first conductive terminals 21 and a plurality of additional terminals 22 received in the first and second receiving grooves 131 and 141. The first conductive terminals 21 are substantially identical in structure, and include a first abutting portion 15 received in the third receiving groove H2 and a first welded portion 16 extending from the insulating body 1. The first abutting portions 15 are arranged side by side in the width direction bi-βι of the tongue plate 12 (as shown in the seventh figure). In addition, the first abutting portion 15 is cantilevered and received in the corresponding third receiving groove 142 and protrudes from the supporting portion 14 of the tongue plate 12, so that the first abutting portion 15 has a certain elasticity along the height direction C1- of the tongue plate 12. The C1 moves to facilitate cooperation with the plug electrical connector (not shown). The directions A1-A1, B1-B1, and C1-C1 are both perpendicular to each other. The socket electrical connector 100 can be compatible with a USB plug electrical connector in the prior art, such as the USB 2.0 A-type plug electrical connector 500 shown in FIG. 11 , that is, the plug electrical connector 5 〇〇 It can be inserted into the receptacle electrical connector 100 and produce a data transfer. Therefore, the size of the tongue plate 12 is the same as that of the second insulating tongue piece 62 electrically connected to the standard USB 2.0 O type socket of the thirty-third figure t; that is, the length of the tongue plate 12, Both the width and the height are approximately the same as the second size # _ 尺寸, but allow for a certain error. The first conductive terminals 21 are four and have a structure and arrangement conforming to the terminals 63 of the USB 2.0 A type electrical connector 600 (as shown in the thirty-third figure), for convenience.

9 1375372 The four first conductive terminals 21 are denoted by reference numerals 211, 212, 213 and 214, respectively, and the first conductive terminals 211, 212, 213 and 214 are respectively a power terminal, a negative signal terminal (D-), Positive signal (D+) and ground terminal (GND). The first soldering portion 16 is represented by Vbus, SO, SO', and G1 corresponding to the first conductive terminals 211, 212, 213, and 214, respectively. The first soldering portions 16 are all Through Holes, which can pass through the through holes 41 (shown in the second figure) on the circuit board 4, and are then soldered to the circuit board 4.

Referring to FIGS. 4 to 7 , the additional terminal 22 includes two pairs of differential signal terminals 23 and one ground terminal 24 . One of the two pairs of differential signal terminals 23 is for outputting a high speed signal and the other pair of second differential signal terminals is for receiving a high speed signal. The ground terminal 24 is located between each pair of differential signal terminals 23 for reducing crosstalk generated by the differential signal terminal 23 when transmitting signals. The differential signal terminals 23 are arranged side by side along the width direction β1_Β1 of the tongue plate 12. Each of the differential signal terminals 23 includes a second abutting portion 25, a connecting portion 26 bent from a front edge of the second butting portion 25, a retaining portion 27 extending rearward from the connecting portion 26, and a bent end extending from the rear end of the retaining portion 27. The second splicing portion 29, wherein the m holding portion 27 and the second abutting portion 25 extend along the longitudinal direction AM1 of the tongue plate 12 and are parallel to each other. The second abutting portion 25 is substantially in the shape of a flat strip. The holding portion 27 is housed in the first receiving groove 131 for the purpose of the series. For convenience of the description of the town, the second soldering portion 29 is represented by two pairs of differential signal terminals 23, respectively, using phantom, magic, and weeping, wherein s si is a pair of differential signal terminals 23, S2, S2, For the other - county sub-signal terminal 23. The structure of the grounding terminal 24 is substantially the same as the structure of each of the differential signal terminals 23, and includes a first butting portion 241, a third connecting portion 242 extending from the leading edge of the second butting portion 241, and a third holding portion 242 extending rearwardly of the third connecting portion 242 and a second welding portion G2 extending from the rear end of the third viewing portion, wherein the third holding portion 243 and the third butting portion 241 are along the tongue thief Direction = A1 extends and is parallel to each other. The third butting portion 241 is substantially in the shape of a flat strip. The second but third abutting portions 25, 241 of the additional terminal 22 are partially aligned along the longitudinal direction a-a of the tongue 12 in order to utilize the width of the tongue 12 for filling. /, as shown in the seventh figure, when the conductive terminal 2 is inserted into the rear end of the insulative housing i, the first 2 terminal_first butt joint rides in the third receiving groove 142 and protrudes the supporting surface (4); The retaining portion 27 and the third retaining portion (10) of the trace=22 are both received in the first receiving slot i3i; the first and first butting portions 15, 25 and 241 are located on the same side of the tongue plate 12, that is, both Located in the support department

<S 10 1375372 14; the second and third abutting portions 25, 241 of the additional terminal 22 are placed in the second receiving groove 141 and are both lower than the supporting surface 145. That is, the first butt joint portion 15 and the second and third butt joint portions 25, 241 are respectively located on both sides of the support surface 145. By way of the arrangement, when the standard USB 2 〇 A type plug electrical connector 5 如 shown in the 32nd figure is inserted into the socket electrical connector i ,, the plug electrical connector 5 〇〇 The four first contact terminals 53 do not contact the second and third abutting portions 25, 241 of the additional terminal 22 to avoid the confusion of signal transmission. "The first and second abutting portions 15, 25 are along the tongue plate 12. The length direction A1-A1 is set to two rows, wherein the second abutting portion 25 is closer to the abutting surface 18 of the tongue than the elastic first butting portion 15 is as shown in the seventh figure of the fourth figure, The shielding case 3 is a hollow structure including an upper end surface 31, a lower end surface 32, and two side surfaces 33. The shielding case 3 is mounted on the base portion u of the insulative housing 1 and is located at the periphery of the tongue plate 12 to form a receiving space. The upper end surface 31 is provided with a groove 311 which cooperates with the projection 1111 of the base portion u; the two side surfaces 33 are respectively provided with a tab 331 which cooperates with the notch 1131 of the base portion. In addition, the upper and lower end surfaces 31 and 32 are respectively provided with a first pressing elastic piece 310 protruding into the receiving space 1 , and the two side surfaces 33 are also provided with a second pressing elastic piece protruding into the receiving space. Mo. The first and second pressing elastic pieces 310 and 330 are matched with the mating plug electrical connector to enable the plug electrical connector to be stably held in the receiving space 1〇. Referring to the second figure, the shielding shell 3 is further provided with a plugging surface 30 away from the base 11 of the insulative housing 1 , and the first, second and third soldering portions (Vbus, SO ' SO ', Gl '(SI, SI, S2 'S2,) and G2 extend out of the insulating body and are arranged in the first and second rows parallel to each other in the longitudinal direction A1-A1 of the tongue 12. Referring to Figures 14 to 22, the first, second and third welding portions (Vbus, SO, SO', Gl), ( SI, SI, 'S2, S2, and G2 may also be arranged in three rows or other forms along the length direction A1-A1 of the tongue plate 12. As shown in the fifteenth and sixteenth drawings, the second welded portions S1, S1, S2, and S2 are located in the first row, and the first welded portions Vbus, SO, SO', and G1 are located in the second row. The third welded portion G2 is located in the third row, wherein the first, second and third rows are both parallel to the width direction B1_B1 of the tongue plate 12, and the third row is located between the first and second rows. As shown in the seventeenth and eighteenth diagrams, the second soldering portions SI, S1', S2, and S2' of the differential signal terminal 23 are located in the first row, and the first soldering portions S0, S0 are located in the second row, a soldering portion Vbus, G1 and a third soldering portion G2 are located in the third row, wherein the second soldering portion si, the S1H soldering portion Vbus of the first pair of differential signal terminals are located at three vertices of the first triangle, 11 1375372

A soldering portion SO, SO' and a third soldering portion G2 are located at three vertices of the second triangle, and the second soldering portions S2, S2' and the first soldering portion G1 of the other pair of first pair of differential signal terminals 23 are located at As shown in the nineteenth and twentieth diagrams, the first, second, and third triangles are all equilateral triangles, and if they are arranged, the signal can be reduced during transmission. Crosstalk. The second and third welded portions (S1, 幻, S2, S2') and G2 are located in the first row, the first row, as shown in the twenty-first and twenty-second figures. The welded portions s〇, s〇 are located in the second row, and the first welded portions Vbus and G1 are located in the third row. In the above embodiment, the first soldering portion and the third soldering portion G2 are respectively connected to the second soldering portions (S1, S1' or S2, S2) of the pair of differential signal terminals 23 and the positive and negative signal terminals 213, 212. In the vicinity of the first soldering portions S0 and s〇, the crosstalk generated by the differential signal terminal 23 and the positive and negative signal terminals 213 and 212 during transmission is reduced. Referring to the first figure to the thirteenth figure, the second embodiment of the present invention discloses a kind of socket electrical connection benefit 2GG 'which can be soldered on the circuit board 4' The key electrical connection in the embodiment is generally smoke, and the (four) of the two is that the socket electrical connector 200 is installed in a straight manner, that is, the tongue plate 12 is perpendicular to the circuit board 4, and the socket electrical connector is installed. The square (10) is shaped such that the tongue 12 is parallel to the circuit board 4. The first, second, and third soldering portions of the conductive terminal 2 of the electrical outlet connector 200 are insulated from the first, second, and third soldering portions, (3), (2), (2), S2', and G2. Outside the ship and in the width direction bi_bi of the tongue plate 12, the first 'f row' is arranged, wherein the second row is parallel to the length direction of the tongue plate 12, and the second row to the thirty-first figure are shown. In the twelfth to twentieth embodiments of the present invention, the first, second, and third welded portions (10), the S(), the view, the (1), the (5), the Μ can be three rows or the same, The arrangement can refer to the third to tenth operation compared to the 'standard' (four) 2. 〇 socket electrical connector 600 based on the existence of the greatly improved HSB 2. 〇 plug electrical connector 500 compatible. Due to the differential signal terminal 23. Lin Yan's face towel, differential signal. There is a pair of the same type of money, riding the Shi Xuan Xuan 23 can also be the only flat shape, the second to solve the technical problem. In addition, the additional terminal 22 is first butted. P 25, 241 can also be set to have a certain elastic structure, for example, s 12 1375372. As shown in the seventh figure, the insulating body below the flat second and third abutting portions 25, 241 can be emptied. The elasticity of the second and third abutting portions 25, 241 in the height direction cc of the tongue plate 12. ^ In summary, this creation has indeed met the requirements of the invention patent, and 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 modify the silk ornaments or variations according to the spirit of the present invention. All should be covered by the following patent application. 〆 [Simple description of the drawing] The first figure is a combination diagram of the socket electrical connector soldered to the circuit board in the first embodiment of the present invention. The second figure is a perspective combination view of another angle of the first figure. The third figure is a bottom view of the socket electrical connector in the first embodiment of the present creation. The fourth figure is a partial exploded view of the electrical connection of the towel socket of the first embodiment of the present invention. The fifth figure is a partial exploded view of the other angle of the fourth figure. The sixth drawing is an exploded perspective view of the socket electrical connector in the first embodiment of the present invention. The seventh figure is a partial combination diagram of the socket electrical connector in the first embodiment of the present creation. The gossip is taken as a combination view of the second embodiment in which the socket electrical connection material is connected to the circuit board. The ninth drawing is a perspective assembled view of the second embodiment of the towel socket electrical connector. The tenth figure is a bottom view of the electrical connection n of the first embodiment of the present invention. The tenth-figure is a partially exploded perspective view of the socket electrical connector in the second embodiment of the present invention. The tenth death diagram is an exploded perspective view of the socket electrical connector in the second embodiment of the present invention. Figure 13 is a partial assembled view of the socket electrical connector in the second embodiment of the present invention. ^四图 is a schematic view of the soldered end of the socket electrical connection H in the third embodiment of the present invention. Fig. 10 is a schematic view showing the welding end of the socket electrical connection (10) in the fourth embodiment of the present invention. The figure is a schematic diagram of the fifth solid money towel socket electrically connected to the welding end. Figure 7 is a schematic view showing the welding end of the sixth embodiment of the towel socket electrical connection. = Eight Diagrams A schematic view of the soldered end of the socket electrical connection n in the seventh embodiment of the present invention. Figure 9 is a schematic view showing the welded end of the socket electrical connector in the eighth embodiment of the present invention. <B) 13 ^/53ι72 Fig. 20 is a schematic view showing the welded end of the socket electrical connector in the ninth embodiment of the present invention. The twenty-first figure is a schematic view of the welded end of the socket electrical connector in the tenth embodiment of the present invention. The twenty-second figure is a schematic view of the welded end of the socket electrical connector in the eleventh embodiment of the present invention. The twenty-third figure is a schematic view of the welded end of the socket electrical connector in the twelfth embodiment of the present invention. Fig. 12 is a schematic view showing the welded end of the socket electrical connector in the thirteenth embodiment of the present invention.

The twenty-fifth drawing is a schematic view of the welded end of the socket electrical connector in the fourteenth embodiment of the present invention. The twenty-sixth drawing is a schematic view of the welded end of the socket electrical connector in the fifteenth embodiment of the present invention. The twenty-seventh drawing is a schematic diagram of the welding end of the socket electrical connector in the sixteenth embodiment of the present invention. The twenty-first embodiment is a schematic diagram of the welding end of the socket electrical connector in the seventeenth embodiment. The schematic diagram of the welded end of the socket electrical connector in the eighteenth embodiment of the present invention

Figure 10 is a schematic view showing the welded end of the socket electrical connector in the nineteenth embodiment of the present invention. The twenty-first drawing is a schematic view of the welding end of the socket electrical connector in the twentieth embodiment of the present invention. Fig. 12 is a perspective assembled view of the type A USB 2.0 plug electrical connector in the prior art. The thirty-third figure is a perspective assembled view of the A SUSB 2 〇 socket electrical connector in the prior art. [Main component symbol description] Containing space 10 Base 11 Lower surface 112 Mating surface 13 Supporting part 14 Socket electrical connector 100 Insulating body 1 Upper surface 111 Tongue 12 First receiving groove 131

14 second receiving groove support surface first welding portion first welding portion conductive terminal additional terminal grounding terminal third connecting portion third welding portion connecting portion second welding portion second welding portion upper end surface lower end surface second pressing elastic piece plug electric Connector first contact terminal negative signal terminal ground terminal upper surface first receiving space socket electrical connector second contact terminal negative signal terminal ground terminal 141 145 16

Vbus, SO, S0' 2 22 24 242 G2 26 SI, SI, S2 29 31 32 330 500 53 532 534 541 56 600 63 632 634 Third receiving groove first butt joint butt surface, G1 first conductive terminal differential signal Terminal third butt joint third retaining portion second butt joint retaining portion S2, shielding shell first pressing elastic piece two side circuit board first insulating tongue power terminal positive signal terminal metal shell outer insulating layer wire gauge second insulating tongue Chip power terminal positive signal terminal second metal housing 15

Claims (1)

I3753J2 X. Patent Application Range: • A socket electrical connector comprising: and a shielding housing, the shielding housing being located at the periphery of the tongue plate. The insulative body is provided with a tongue plate, and the tongue plate is provided with an abutting surface at the end of the tongue plate; a plurality of conductive terminals are fixed on the insulative body, and the conductive terminals are provided with a plurality of first conductive ends And at least one pair of differential signal terminals, wherein each of the first conductive terminals is provided with a first soldering and an elastic first abutting portion; each of the differential signal terminals is provided with a second soldering portion and a flat first mating portion, The first and second abutting portions are disposed on the same side of the tongue plate and the first and second f-joint portions are disposed in two rows along the length direction of the tongue plate, wherein the second butting portion is compared with the first butting portion Close to the abutting surface of the tongue plate, the first and second welded portions are arranged in at least two rows; 2. The electrical connection of the socket as described in the patent claim scope, the size of the disk of the towel 2. The size of the second insulating tab of the GA type socket electrical connector is essentially the same. 3. The socket electrical connector of the above-mentioned patent application, wherein the tongue plate is provided with a mating surface and a supporting portion of the opposite side, the first and second butting portions are disposed on the supporting portion, The support 5 includes a first butt joint and a second butt joint on opposite sides of the support surface with respect to the mating_support surface. There is a first receiving slot for receiving the first docking portion, The socket electrical connector of claim 1 is provided with a retaining portion parallel to the second mating portion and a second electrical connector according to the third aspect of the patent scope, wherein The support portion recesses the first splicing portion protruding support surface from the support surface and can extend along the tongue plate to the connection portion of the pair of the contact portion and the holding portion of each of the differential signal terminals. The second welded portion is formed by bending one end of the holding portion. 6. The first receiving slot of the electrical receptacle of the socket according to item 5 of the patent application. 7. The socket electrical connector of claim 1, wherein the socket electrical connectors are arranged side by side along the width or height direction of the tongue. The differential signal terminals are two pairs. 8. The socket electrical connector of claim 7, wherein the second ground terminal between each pair of differential signal terminals. The conductive terminal is further provided with a socket electrical connector as described in claim 8, wherein the first joints are respectively located on the first row and the second row which are parallel to each other. The socket electrical connector of claim 9, wherein the first row is parallel to the width direction of the tongue plate or the length direction of the tongue plate, and is as described in claim 9 The socket electrical connector, wherein the second ground terminal is provided with a third soldering portion, and the third soldering portion is located on the third row between the first and second rows. 12. The socket electrical connector of claim 8, wherein the first soldering portion of the first conductive terminal comprises a power supply terminal first soldering portion, a negative signal terminal first soldering portion, and a positive signal terminal first a welding portion and a first-grounding terminal-welding portion, wherein the first welding portion of the negative signal terminal is located on the first row, the second welding portion is located at the first welding portion, and the first welding portion is located at the third welding portion In the row, the first, parallel to each other and the third row are located between the first and second rows. 13. The socket electrical connector of claim 12, wherein the second ground terminal is provided with a second soldering portion, the third soldering portion is located on the third row, the first pair of differential signals The first connection of the terminal. The first soldering portion of the P and the power terminal are respectively located at three vertices of the first triangle; the first soldering portion of the negative signal terminal, the first soldering portion of the positive signal terminal, and the third soldering portion of the second grounding terminal are respectively located at the The three vertices of the two triangles; the second soldering portion of the other pair of differential signal terminals and the first grounding terminal first soldering portion are respectively located at three vertices of the third triangle. 14. The receptacle electrical connector of claim 13 wherein said first, second and third triangular shapes are all isosceles triangles. The socket electrical connector according to any one of the preceding claims, wherein the first conductive switch further comprises a positive signal terminal 'negative signal terminal and a power terminal, the ground terminal, The positive signal terminal, the negative signal terminal and the power terminal are arranged side by side along the width direction of the tongue plate. 16. The socket electrical connector, comprising: an insulative housing, the insulative housing is provided with a base and a tongue protruding from the base, the tongue is provided with an abutting surface away from the base; and the plurality of conductive terminals are held in On the insulative housing, the conductive terminal is provided with a plurality of first conductive terminals and at least one pair of differential signal terminals, wherein each of the first conductive terminals is provided with a first soldering portion and a first butting portion; each of the differential signal terminals is provided The second welded portion and the second butted portion, 17 1375372 = _; = portion: ::::; the same side and arranged in at least two rows along the length direction of the tongue. The first and second soldering portions of the board are arranged in a socket electrical connector according to item 17.2, 2, and 16, wherein the size of the tongue is standard. The size of the body of the company "standard" with the standard = Chen 6 Lin (four) series (four) 1 sentiment 妓 matching surface and 19 m Yao Department, (10) the first, the second pair of materials set on the support department. Human face = ^ = = The socket electric coffee, wherein the support portion is provided with a second receiving groove recessed relative to the matching two= holding surface, the second docking view is placed in the second receiving groove, the first and second The sockets are respectively located on the two sides of the support surface. The socket electrical connector according to claim 19, wherein the support portion is self-supporting the first receiving groove of the first butt joint portion, the first The butt joint protrudes from the support surface and is movable along the twist direction of the tongue plate, and the second butt joint is lower than the support surface. 21_ The socket electrical connector of claim 16, wherein each of the The differential portion has a second butt joint holding portion and a connecting portion connecting the second butting portion and the holding portion, the first welded portion is bent from one end of the holding portion 22. The socket electrical connector of claim 16, wherein the second pair of jaws is in the form of a flat plate and has no elasticity. The brother has the option of (4). The socket electrical connector of item 16 is arranged side by side along the width direction of the tongue plate, the conductive end is a f-knife, and the terminal is a second grounding terminal between the two terminals. The socket electrical connector according to claim 23, wherein the welded portions are respectively located on the first row and the second row which are parallel to each other. ° 25 25 as claimed in claim 24 The socket electrical connector, wherein the width direction of the socket or the length direction of the tongue plate. The lamp is connected to the socket. The socket electrical connector of claim 24, wherein the second ground terminal is provided a second splicing portion, the third splicing portion is located on the second row between the first and second rows. 27. The socket electrical connector of claim 23, wherein the second one G 18 of the conductive terminal 1375372 - the welded part includes f«子帛-welding Department, Yucheng terminal 帛一=part: first grounding terminal-welding part, its emotional negative signal terminal - tan = m terminal - welding is mixed with 帛m welding miscellaneous - welding part and first - grounding terminal The soldering portion is located on the third row, the upper and the second rows are parallel to each other and the third row is located between the first and second rows. The socket electrical connector of item 27 of the 28mtr range, wherein the second ground terminal The third soldering portion is disposed on the third row, and the two power terminal first-welding portions are respectively located at three vertices of the first triangle; the negative signal terminal first soldering portion and the positive signal terminal first soldering portion And the second grounding terminal: the welding portion=bit, three vertices of the two triangles; the other-to-differential signal terminal=== and the first-grounding terminal-welding portion are respectively located at three vertices of the third triangle on. 29. The receptacle electrical connector of claim 28, wherein the triangles are all isosceles triangles. 30. A socket electrical connector assembly comprising: a socket electrical connector; and a circuit board, the receptacle electrical connector being soldered to the circuit board; the receptacle electrical connector comprising: an insulative housing, the insulating The body is provided with a base portion and a tongue plate protruding from the base portion, the tongue plate is provided with a mating surface, a supporting portion opposite to the mating surface, and an abutting surface away from the base portion; and the conductive terminal is fixed on the insulating body, the conductive The terminal is provided with a plurality of first conductive terminals and at least one pair of differential signal terminals, wherein each of the first conductive terminals is provided with a first soldering portion and a first butting portion disposed on the supporting portion, the first butting portion having Elasticity; each of the differential signal terminals is provided with a second soldering portion and a flat second abutting portion on the supporting portion, wherein the first and second butting portions are arranged in two rows along the length direction of the tongue plate, wherein The second butt joint is closer to the abutting surface of the tongue than the first butt joint, the first and first joints are arranged in at least two rows for soldering on the circuit board; and a shielding shell, the Shaded housing Periphery to form a tongue receiving space. 31. The socket is electrically connected to the socket as described in the article, and the size of the tongue of the towel is substantially the same as the size of the second insulating tongue of the standard USB 2.0 插座 socket electrical connector. The socket electrical connector assembly of claim 30, wherein the support portion is provided with a support surface that is recessed relative to the mating surface and a second receiving slot that is recessed from the support surface, The two abutting portions are respectively disposed in the second receiving groove; the first butting portion and the second butting portion are respectively located at two sides of the supporting surface. The socket electrical connector assembly of claim 32, wherein the support portion is recessed from the support surface with a first receiving groove for receiving the first abutting portion, the first abutting portion protruding from the supporting surface and It is movable in the height direction of the tongue, and the second abutting portion is lower than the supporting surface. The socket electrical connector assembly of claim 30, wherein each of the differential signal terminals is provided with a holding portion parallel to the second butting portion and a connecting portion connecting the second butting portion and the holding portion. The second welded portion is bent from one end of the holding portion. The socket electrical connector assembly of claim 30, wherein the differential signal terminals are two pairs and are arranged side by side along the width direction of the tongue plate. The socket electrical connector assembly of claim 35, wherein the conductive terminal is further provided with a second ground terminal between each pair of differential signal terminals. 37. The socket electrical connector assembly of claim 36, wherein the first weld portion and the second weld portion are respectively located on the first row and the second row that are parallel to each other. 38. The receptacle electrical connector assembly of claim 37, wherein the first row is parallel to a width direction of the tongue or a lengthwise direction of the tongue. 39. The receptacle electrical connector assembly of claim 37, wherein the second ground terminal is provided with a third weld portion, the third weld portion being located between the first and second rows Row up. 40. The socket electrical connector assembly of claim 36, wherein the first soldering portion of the first conductive terminal comprises a power terminal first-welding portion, a negative signal terminal first-welding portion, a positive signal terminal portion a soldering portion and a first grounding terminal-welding portion, wherein the negative signal terminal first-welding portion and the positive signal terminal first-welding portion are located on the first row, and the second soldering portion is located at the second row upper terminal- The soldering portion and the first grounding portion of the grounding terminal are located on the third row, the first and second rows are parallel to each other and the third row is located between the first and second rows. The combination of the socket electrical connection 11 described in Item 4Q of the special fiber, the second grounding terminal of the towel is located on the third row, the first pair of differential signal terminals, the power terminal, the welding portion, respectively The three vertices of the first two corners of the first diode of the third-shaped negative signal terminal-welding portion, the positive signal terminal-welding portion and the second grounding terminal of the first triangular shape; The second solder 0 / of the other pair of differential signal terminals and the first ground terminal first soldering portions are respectively located at three vertices of the third triangle. 42. The receptacle electrical connector assembly of claim 41, wherein the first, second, and third triangles are all isosceles triangles. The socket electrical connector assembly of any one of clauses 30 to 42 wherein the first conductive terminal further comprises a positive signal terminal, a negative signal terminal and a power terminal, the grounding The terminal, the positive signal terminal, the negative signal terminal, and the power terminal are sequentially arranged side by side along the width direction of the tongue plate. twenty one