TWM589380U - High speed connector assembly and its electric connector - Google Patents

Abstract

This creation discloses a high-speed connector combination and its electrical connector. The electrical connector includes an insulating housing and a plurality of signal terminals inserted and fixed to the insulating housing. The insulating shell is elongated and defines a length direction, and the insulating shell defines a plugging direction perpendicular to the length direction. The plurality of signal terminals are arranged in two rows along the length direction, and the plurality of signal terminals of any row respectively face the plurality of signal terminals of the other row. Each signal terminal includes a signal fixing section embedded in the inner wall of the insulating housing, and a signal contact section and a signal welding section respectively formed from opposite ends of the signal fixing section. The signal contact section is formed with a primary transmission point and a primary transmission point spaced apart in the insertion direction. The primary transmission point is closer to the signal fixing section than the secondary transmission point.

Description

High-speed connector combination and its electrical connector

This creation relates to a high-speed connector, in particular to a high-speed connector combination and its electrical connector.

Each signal terminal included in the existing high-speed connector has its specific structural design, so that it can transmit high-speed signals. However, when the existing high-speed connectors transmit high-speed signals, their transmission performance has been limited by the existing structure, so it is difficult to be further improved.

Therefore, the author believes that the above-mentioned defects can be improved. Naite devotes himself to research and cooperates with the application of scientific principles, and finally proposes a original design with reasonable design and effective improvement of the above-mentioned defects.

The authoring embodiment is to provide a high-speed connector combination and its electrical connector, which can effectively improve the defects that may exist in the existing high-speed connector.

This creative embodiment discloses a high-speed connector combination, including: an electrical connector, including: an insulating housing, which is elongated and defines a length direction, and the insulating housing defines a perpendicular to the length direction Insertion direction; and a plurality of signal terminals, which are inserted and fixed to the insulating housing, and a plurality of the signal terminals are arranged in two rows along the length direction, and a plurality of the signal terminals of any row respectively face the other A plurality of the signal terminals in a row; wherein each signal terminal includes: a signal fixing section embedded in the inner wall of the insulating housing; and a signal contact section and a signal welding section, respectively from the signal The opposite ends of the fixed section are formed by extension, and the signal contact section is formed with a primary transmission point and a primary transmission point separated by a first distance in the insertion direction, the primary transmission point is compared to the The secondary transmission point is closer to the signal fixing section; and a mating connector detachably plugged into the electrical connector along the plugging direction, and the mating connector includes a mating housing and fixing A plurality of signal mating terminals in the mating housing; wherein, when the electrical connector and the mating connector are plugged into each other, the signal contact segments of the plurality of signal terminals abut against a plurality of The signal mating terminal, and the primary transmission point and the secondary transmission point of each of the signal contact sections simultaneously contact the corresponding signal mating terminal, and each of the primary transmission points corresponds to the corresponding A second distance between a free end of the signal mating terminal is less than the first distance and less than 10% of a total length corresponding to the signal mating terminal.

This creative embodiment also discloses an electrical connector of a high-speed connector combination, which includes: an insulating housing, which is elongated and defines a length direction, and the insulating housing defines a plug that is perpendicular to the length direction Direction; and a plurality of signal terminals, inserted and fixed to the insulating housing, and a plurality of the signal terminals are arranged in two rows along the length direction, and a plurality of the signal terminals of any row respectively face the other row A plurality of the signal terminals; wherein, each signal terminal includes: a signal fixing section embedded in the inner wall of the insulating housing; and a signal contact section and a signal welding section, respectively from the signal fixing section Formed by extending opposite ends of the signal, and the signal contact section is formed with a primary transmission point and a primary transmission point spaced apart in the insertion direction, the primary transmission point is more than the secondary transmission point Adjacent to the signal fixed section.

In summary, the high-speed connector combination and its electrical connector disclosed in this creative embodiment can simultaneously contact the corresponding signal-matching terminals with the primary transmission point and the secondary transmission point of each signal terminal, according to It is different from the previous signal transmission structure to improve the high-frequency signal transmission performance of the high-speed connector combination. Furthermore, the high-speed connector combination and its electrical connector disclosed in this creative embodiment form a primary transmission point and a secondary transmission point at each signal terminal, so that the free end of each signal mating terminal corresponds to the corresponding primary transmission The distance between points can be reduced, thereby effectively reducing the effect of stump effects on signal transmission.

In order to understand the characteristics and technical content of this creation, please refer to the following detailed description and drawings of this creation, but these descriptions and drawings are only used to illustrate this creation, not to make any protection to this creation. limit.

Please refer to FIG. 1 to FIG. 12, which are the examples of creation. It should be explained that this example corresponds to the relevant quantity and appearance mentioned in the drawings, and is only used to specifically describe the implementation of this creation. In order to understand the content of this creation, not to limit the protection scope of this creation.

As shown in FIG. 1 and FIG. 2, this embodiment discloses a high-speed connector assembly 1000, which includes an electrical connector 100 and a mating detachable plug in the electrical connector 100 along a plugging direction S Connector M. In this embodiment, the high-speed connector combination 1000 can be used to transmit signals with a frequency below 12 GHz at a transmission rate of 25 GBps, and the insertion loss (insertion loss) generated by the high-speed connector combination 1000 during the transmission process ) Can be controlled within -0.5dB, and near-end cross-talk can be controlled within -25dB, but this creation is not limited to this.

It should be noted that the electrical connector 100 is a vertical connector in this embodiment, and is described in conjunction with the above-mentioned mating connector M, but the creation is not limited to this. For example, in other embodiments not shown in this creation, the electrical connector 100 may also be used alone or in combination with other components.

As shown in FIGS. 3 to 5, in this embodiment, the electrical connector 100 includes an insulating housing 1, a plurality of signal terminals 2, and a plurality of grounding members 3 interleaved with the plurality of signal terminals 2. A plurality of power terminals 4 located on the side of the plurality of signal terminals 2 and a plurality of grounding members 3, an inner shield 5 against the plurality of grounding members 3, and two abutting against the plurality of grounding members 3 Out shield 6. Wherein, the plurality of signal terminals 2, the plurality of grounding pieces 3, the plurality of power supply terminals 4, and the inner shielding piece 5 are all inserted and fixed in the insulating housing 1; and the two outer shielding pieces 6 are It is detachably fastened to the outer surface of the insulating housing 1.

In addition, although the electrical connector 100 is described by including the above-mentioned components in this embodiment, the components included in the electrical connector 100 can also be changed according to design requirements. For example, in other embodiments not shown in this creation, at least one of the plurality of power terminals 4, the inner shield 5, and the two outer shields 6 may be omitted or replaced with other components. Next, the structure and connection relationship of each element of the electrical connector 100 of this embodiment will be described.

The insulating housing 1 has an elongated shape and defines a length direction L, and the above insertion direction S is perpendicular to the length direction L, and the insulating housing 1 further defines a direction perpendicular to the length direction L and the insertion direction S A thickness direction T.

The insulating housing 1 includes a plug-in surface 11 substantially perpendicular to the plug-in direction S, two outer side surfaces 12 on opposite sides and substantially perpendicular to the thickness direction T, and two from the plug-in surface 11 respectively The edges extend to two guide surfaces 13 of the two outer sides 12 and a plurality of fastening blocks 14 formed on the two outer sides 12.

Wherein, the insulating housing 1 is formed with a plurality of terminal grooves 15 and a power supply groove 16 penetrating from the insertion surface 11 along the insertion direction S, and the plurality of terminal grooves 15 are arranged along the longitudinal direction L In two rows, the power supply slots 16 are located on one side of the two rows of terminal slots 15. Furthermore, the insulating housing 1 is formed with a plurality of through holes 17 recessed from the two outer sides 12 along the thickness direction T, and the multiple through holes 17 communicate with the plurality of terminal grooves 15 respectively section. The insulating housing 1 is recessed from its insertion surface 11 along the insertion direction S to form a shielding groove 18, and the shielding groove 18 is located between two rows of the terminal grooves 15.

The plurality of signal terminals 2 and the plurality of grounding members 3 are respectively inserted into the plurality of terminal slots 15 of the insulating case 1, and the plurality of power terminals 4 are inserted into the power slot of the insulating case 1 Within 16 and located on one side of the plurality of signal terminals 2 and the plurality of grounding members 3. Wherein, the plurality of signal terminals 2 are arranged in two rows along the length direction L, and the plurality of signal terminals 2 of any row respectively face the plurality of signal terminals 2 of another row along the thickness direction T, and are located In the present embodiment, the two signal terminals 2 in the same column and adjacent to each other are defined as a differential signal pair, and are used to transmit differential signals together.

Since the plurality of signal terminals 2 of this embodiment have the same or symmetrical structure, for convenience of description, only the structure of a single signal terminal 2 will be described below, but the creation is not limited to this. For example, in other embodiments not shown in the present creation, the plurality of signal terminals 2 of the electrical connector 100 may also have different structures.

As shown in FIGS. 5, 6, and 8, the signal terminal 2 is an integrally formed single-piece structure in this embodiment, and the signal terminal 2 includes a signal fixing section 21, and are respectively fixed from the signal A signal contact section 22 and a signal welding section 23 formed by extending opposite ends of the section 21. Wherein, the signal fixing section 21 is embedded in the inner wall of the insulating housing 1 (corresponding to the terminal groove 15 ), and in this embodiment, the signal fixing section 21 is pressed against the insulating case by a side edge The inner wall of the body 1 and the other side edge of the signal fixing section 21 are embedded in the insulating housing 1 with a plurality of protrusions, but this creation is not limited to this.

Furthermore, the signal contact section 22 does not touch the insulating housing 1 in this embodiment, so it can be elastically deformed. The signal contact section 22 includes a first signal contact portion 221 in a V shape and a second signal contact portion 222 in an L shape connected to the first signal contact portion 221, and the first signal contact The tip of the portion 221 is defined as a primary transmission point 223, and the tip of the second signal contact portion 222 is defined as a primary transmission point 224. Wherein, the primary transmission point 223 is closer to the signal fixing section 21 than the secondary transmission point 224, and the primary transmission point 223 and the secondary transmission point 224 are separated by a first distance in the insertion direction S D1.

However, in other embodiments not shown in the present creation, the signal contact section 22 may also be formed with the above-mentioned main structure through other structures different from the above-mentioned V-shaped first signal contact portion 221 and L-shaped second signal contact portion 222 The transmission point 223 and the secondary transmission point 224 are based on which the primary transmission point 223 and the secondary transmission point 224 are separated by the first distance D1 in the insertion direction S.

In addition, in this embodiment, the signal welding section 23 is described with pins suitable for surface mounting technology (SMT), but the creation is not limited to this. For example, in other embodiments not shown in this creation, the signal welding section 23 may also be fish-eye shaped and suitable for inserting fixed pins.

The plurality of grounding members 3 are arranged along the length direction L, and four signal terminals 2 (that is, four signal terminals 2 located in two columns of the signal terminals 2 are provided between two adjacent grounding members 3 , Two differential signal pairs); that is to say, one side of the grounding member 3 is adjacently provided with two signal terminals 2 located in two columns and facing each other. It is preferable that any one of the ground terminals 31 in this embodiment shields at least 95% or more of the area of the two signal terminals 2 adjacent thereto along the length direction L, but the present creation is not limited to this.

Since the plurality of grounding members 3 of the present embodiment have the same structure, for convenience of description, only the structure of a single grounding member 3 is described below, but the present creation is not limited to this. For example, in other embodiments not shown in the present creation, the plurality of grounding members 3 of the electrical connector 100 may also have different structures.

As shown in FIG. 5, FIG. 7 and FIG. 9, the grounding element 3 is a one-piece structure integrally formed in this embodiment, and the grounding element 3 includes two oppositely arranged along the thickness direction T Ground terminals 31, a front connecting rod 32 connected to the two ground terminals 31, and a rear connecting rod 33 connected to the two ground terminals 31. The rear connecting rod 33 is preferably arranged at a distance from the front connecting rod 32 in the insertion direction S.

Wherein, the two ground terminals 31 are respectively provided in the above-mentioned two columns of signal terminals 2, and the structure of each ground terminal 31 is similar to the above-mentioned signal terminals 2. Specifically, each grounding terminal 31 includes a grounding fixing section 311 embedded in the inner wall of the insulating housing 1 (corresponding to the terminal groove 15 ), and opposite ends from the grounding fixing section 311 respectively A ground contact section 312 and a ground welding section 313 are formed by extending.

Wherein, the ground fixing sections 311 of the two ground terminals 31 respectively correspond to the two through holes 17 located on the outer side 12 of the different insulating housings 1 in position. In other words, the plurality of ground terminals 31 respectively correspond to the plurality of through holes 17 in position. In addition, the ground fixing sections 311 of the two ground terminals 31 are connected to the front connecting rod 32 and the rear connecting rod 33, and the front connecting rod 32 and the rear connecting rod 33 are both elongated and perpendicular to the insertion direction S , So that the front connecting rod 32 and the rear connecting rod 33 and the two grounding fixing sections 311 connected together can form a rectangular space together, so that the grounding member 3 has sufficient structural strength and can also It has a certain amount of deformation.

Furthermore, the shape of the ground contact section 312 and the ground welding section 313 of each ground terminal 31 in this embodiment is equivalent to the shape of the signal contact section 22 and the signal welding section 23 described above, but this creation is not limited to this . Further, the ground contact section 312 is formed with two contact points 3121 separated by the first distance D1 in the insertion direction S, and the ground welding section 313 is a pin suitable for surface welding technology.

As shown in FIGS. 5 and 8 to 10, the inner shield 5 is inserted and fixed in the shielding groove 18 of the insulating housing 1, and the inner shield 5 does not protrude from the insulating housing 1 And the signal contact section 22 of any two signal terminals 2 facing each other is separated by the inner shield 5. Wherein, the inner shielding member 5 abuts against the front connecting rod 32 of each grounding member 3, so that the plurality of grounding members 3 can be electrically connected to each other through the inner shielding member 5. The specific structure of the inner shield 5 can be changed according to design requirements, and this creation is not limited here.

In this embodiment, the inner shield 5 includes a base 51 parallel to the longitudinal direction L, and a plurality of sheets 52 and a plurality of retaining arms 53 extending from the base 51 along the insertion direction S . Wherein, the plurality of sheets 52 and the plurality of retaining arms 53 are arranged alternately. The plurality of pieces 52 abut against the insulating case 1 along the insertion direction S, and the plurality of retaining arms 53 abut against the front connecting rods 32 of the plurality of grounding members 3 along the longitudinal direction L, respectively. It should be noted that at least one of the retaining arms 53 can clamp the corresponding front connecting rod 32 together with the adjacent sheet body 52 along the length direction L, thereby improving the connection stability of each other.

The two outer shields 6 are detachably fastened to the two outer sides 12 of the above-mentioned insulating housing 1. Each of the outer shields 6 includes a plurality of elastic arms 61 corresponding to the plurality of perforations 17, and the plurality of elastic arms 61 of the two outer shields 6 respectively pass through the insulating housing 1 The plurality of through holes 17 detachably abut against the plurality of ground terminals 31, so that the plurality of grounding members 3 can be electrically connected to each other through any one of the outer shielding members 6.

Furthermore, the plurality of grounding members 3, the inner shielding member 5, and the outer shielding member 6 of the electrical connector 100 are electrically connected to each other to achieve a common ground effect, and can collectively divide the interior of the electrical connector 100 into multiple shields And each shielding chamber accommodates one of the differential signal pairs, so that the multiple differential signal pairs are effectively separated, so that the electrical connector 100 can have a better signal transmission effect.

In more detail, each of the outer shielding members 6 includes a plurality of fastening holes 62 in this embodiment, and the plurality of fastening holes 62 of each of the outer shielding members 6 are respectively fastened to the A plurality of fastening blocks 14 on the corresponding outer side 12 of the insulating housing 1. Furthermore, each of the outer shields 6 further includes a plurality of positioning claws 63, and the plurality of positioning claws 63 of the two outer shields 6 respectively abut against the two guides of the insulating housing 1 Face 13. According to this, the two outer shields 6 can be stably engaged with the two outer sides 12 of the above-mentioned insulating housing 1.

As shown in FIGS. 2, 11, and 12, the mating connector M in this embodiment includes a mating housing M1, a plurality of signal mating terminals M2, a plurality of ground mating terminals M3, and a plurality of power supply mating Terminal M4. Wherein, the plurality of signal matching terminals M2, the plurality of ground matching terminals M3, and the plurality of power supply matching terminals M4 are all fixed to the matching housing M1.

Wherein, when the electrical connector 100 and the mating connector M are inserted into each other along the above insertion direction S, the signal contact sections 22 of the plurality of signal terminals 2 respectively abut against the plurality of signal mating terminals M2, (the ground contact sections 312 of the plurality of ground terminals 31) respectively abut against the plurality of ground mating terminals M3, and the plurality of power mating terminals M4 respectively abut the plurality of power terminals 4 .

In more detail, when the electrical connector 100 and the mating connector M are inserted into each other along the above insertion direction S, the two contact points 3121 of each of the ground contact sections 312 simultaneously contact the corresponding The ground mating terminal M3, and the primary transmission point 223 and the secondary transmission point 224 of each of the signal contact sections 22 are in contact with the corresponding signal mating terminal M2 at the same time. Wherein, a second distance D2 between each main transmission point 223 and a free end M21 corresponding to the signal-matching terminal M2 is smaller than the first distance D1 and less than the corresponding signal-matching terminal 10% of the total length of M2.

According to this, the high-speed connector combination 1000 of this embodiment can simultaneously contact the corresponding signal-mating terminal M2 with the main transmission point 223 and the secondary transmission point 224 of each signal terminal 2, so that it is different from the conventional Signal transmission structure to improve the high-frequency signal transmission performance of the high-speed connector combination 1000. Further, in this embodiment, the secondary transmission point 224 of each of the signal terminals 2 can (or only) be subjected to an external force shock on the high-speed connector assembly 1000 to cause the primary transmission point 223 When the signal is separated from the corresponding terminal M2, signal transmission is performed.

Furthermore, the high-speed connector combination 1000 of this embodiment forms a primary transmission point 223 and a secondary transmission point 224 on each signal terminal 2 so that each signal cooperates with the free end M21 of the terminal M2 and the corresponding primary transmission point 223 The above-mentioned second distance D2 can be reduced, thereby effectively reducing the influence of the stub effect on the signal transmission.

[Technical effect of this creative example]

In summary, the high-speed connector combination and its electrical connector disclosed in this creative embodiment can simultaneously contact the corresponding signal-matching terminals with the primary transmission point and the secondary transmission point of each signal terminal, according to It is different from the previous signal transmission structure to improve the high-frequency signal transmission performance of high-speed connectors. Furthermore, the high-speed connector combination and its electrical connector disclosed in this creative embodiment form a primary transmission point and a secondary transmission point at each signal terminal, so that the free end of each signal mating terminal corresponds to the corresponding primary transmission The distance between points can be reduced, thereby effectively reducing the effect of stump effects on signal transmission.

In addition, in the electrical connector disclosed in this creative embodiment, the multiple grounding pieces, the inner shielding piece, and the outer shielding piece are electrically connected to each other to achieve a common ground effect, and can jointly divide the interior of the electrical connector into multiple shielding pieces And each shielding chamber accommodates one of the differential signal pairs, so that the multiple differential signal pairs are effectively separated, so that the electrical connector can have a better signal transmission effect.

The content disclosed above is only a preferred and feasible embodiment of this creation, and does not limit the scope of the patent of this creation, so any equivalent technical changes made using this specification and the graphic content are included in the patent scope of this creation. Inside.

1000‧‧‧High-speed connector combination 100‧‧‧Electrical connector 1‧‧‧Insulating shell 11‧‧‧Mating surface 12‧‧‧Outside 13‧‧‧Guiding surface 14‧‧‧buckle block 15‧‧‧Terminal slot 16‧‧‧Power supply slot 17‧‧‧Perforation 18‧‧‧Shielding slot 2‧‧‧Signal terminal 21‧‧‧Signal fixed section 22‧‧‧Signal contact section 221‧‧‧The first signal contact 222‧‧‧Second signal contact 223‧‧‧Main transmission point 224‧‧‧ transmission points 23‧‧‧Signal welding section 3‧‧‧Grounding piece 31‧‧‧Ground terminal 311‧‧‧Ground fixed section 312‧‧‧Earth contact section 3121‧‧‧Contact point 313‧‧‧Earth welding section 32‧‧‧Front connecting rod 33‧‧‧ Rear connecting rod 4‧‧‧Power terminal 5‧‧‧Inner shield 51‧‧‧Base 52‧‧‧piece 53‧‧‧Clamping arm 6‧‧‧Outer shield 61‧‧‧Elastic arm 62‧‧‧Snap hole 63‧‧‧Locating claw M‧‧‧Mate connector M1‧‧‧ matching housing M2‧‧‧Signal coordination terminal M21‧‧‧Free end M3‧‧‧ground mating terminal M4‧‧‧Power supply terminal D1‧‧‧ First distance D2‧‧‧Second distance L‧‧‧Long S‧‧‧Mating direction T‧‧‧ thickness direction

FIG. 1 is a three-dimensional schematic diagram of the high-speed connector combination of the authoring embodiment.

FIG. 2 is an exploded schematic diagram of FIG. 1.

FIG. 3 is a schematic perspective view of the electrical connector of the authoring embodiment.

4 is an exploded schematic view of the electrical connector in FIG. 2.

FIG. 5 is an exploded schematic diagram of FIG. 3.

FIG. 6 is a schematic plan view of two signal terminals of an embodiment of the present invention.

7 is a schematic plan view of the grounding member of the authoring embodiment.

8 is a schematic cross-sectional view of FIG. 3 along section line VIII-VIII.

9 is a schematic cross-sectional view of FIG. 3 along section line IX-IX.

10 is a schematic cross-sectional view of FIG. 3 along section line X-X.

11 is a schematic cross-sectional view of FIG. 1 along section line XI-XI.

FIG. 12 is a schematic cross-sectional view of FIG. 1 along section line XII-XII.

1000‧‧‧High-speed connector combination

100‧‧‧Electrical connector

1‧‧‧Insulating shell

2‧‧‧Signal terminal

21‧‧‧Signal fixed section

22‧‧‧Signal contact section

221‧‧‧The first signal contact

222‧‧‧Second signal contact

223‧‧‧Main transmission point

224‧‧‧ transmission points

23‧‧‧Signal welding section

4‧‧‧Power terminal

5‧‧‧Inner shield

6‧‧‧Outer shield

M‧‧‧Mate connector

M1‧‧‧ matching housing

M2‧‧‧Signal coordination terminal

M21‧‧‧Free end

D1‧‧‧ First distance

D2‧‧‧Second distance

S‧‧‧Mating direction

T‧‧‧ thickness direction

Claims (10)

A high-speed connector combination, including: An electrical connector, including: An insulating housing that is elongated and defines a length direction, and the insulating housing defines a plugging direction perpendicular to the length direction; and A plurality of signal terminals are inserted and fixed in the insulating housing, and the plurality of signal terminals are arranged in two rows along the length direction, and the plurality of signal terminals of any row respectively face the plurality of The signal terminals; wherein, each signal terminal includes: A signal fixing section embedded in the inner wall of the insulating shell; and A signal contact section and a signal welding section are respectively formed by extending from opposite ends of the signal fixing section, and the signal contact section is formed with a main transmission point separated by a first distance in the insertion direction Compared with the primary transmission point, the primary transmission point is closer to the signal fixed section than the secondary transmission point; and A mating connector detachably plugged into the electrical connector along the plugging direction, and the mating connector includes a mating housing and a plurality of signal mating terminals fixed to the mating housing; Wherein, when the electrical connector and the mating connector are plugged into each other, the signal contact segments of the plurality of signal terminals abut against the plurality of signal mating terminals, respectively, and each of the signal contacts The primary transmission point and the secondary transmission point of the segment are simultaneously in contact with the corresponding signal mating terminals, and each of the primary transmission point and a free end of the corresponding signal mating terminal The second distance is less than the first distance and less than 10% of the total length of the signal-matching terminal. The high-speed connector combination according to claim 1, wherein in each of the signal terminals, the signal contact section does not touch the insulating case, and the signal contact section includes a V-shaped one A first signal contact and a second signal contact that is L-shaped and connected to the first signal contact, and the primary transmission point is located at the tip of the first signal contact and the secondary transmission point Located at the tip of the second signal contact. The high-speed connector combination according to claim 1, wherein the secondary transmission point of each of the signal terminals is subjected to an external force vibration only at the high-speed connector combination, causing the primary transmission point to separate from the corresponding location When the signal mentioned above cooperates with the terminal, signal transmission is performed. The high-speed connector combination according to claim 1, wherein the mating connector includes a plurality of ground mating terminals fixed to the mating housing; the electrical connector includes a plug-in fixing to the insulating case A plurality of ground pieces arranged along the length direction, and four signal terminals respectively located in two columns of the signal terminals are provided between two adjacent ground pieces; wherein, each ground piece It is a one-piece, one-piece construction and contains: Two ground terminals are set to face each other; A front connecting rod connected to the two ground terminals; and A rear connecting rod connected to the two ground terminals, and the rear connecting rod is arranged at an interval from the front connecting rod in the insertion direction; Wherein, when the electrical connector and the mating connector are plugged into each other, the plurality of ground terminals respectively abut the plurality of ground mating terminals. The high-speed connector combination according to claim 4, wherein each of the ground terminals includes: A grounding fixing section embedded in the inner wall of the insulating shell, and the grounding fixing section is connected to the front connecting rod and the rear connecting rod; and A ground contact section and a ground welding section, which are respectively formed by extending from opposite ends of the ground fixing section, and the ground contact section is formed with two contact points spaced apart in the insertion direction; Wherein, when the electrical connector and the mating connector are plugged into each other, the ground contact segments of the plurality of ground terminals respectively abut against the plurality of ground mating terminals, and each of the ground contacts The two contact points of the segment simultaneously contact the corresponding ground mating terminals. The high-speed connector combination according to claim 4, wherein the electrical connector further includes an inner shield inserted into and fixed to the insulating housing, and the inner shield abuts against each of the The front connecting rod of the ground member, and the signal contact sections of any two signal terminals facing each other are separated by the inner shield. The high-speed connector combination according to claim 6, wherein the insulating housing includes two outer side surfaces on opposite sides, and the insulating housing is recessed from the two outer side surfaces to form a position corresponding to A plurality of perforations of the plurality of ground terminals; wherein the electrical connector includes two outer shields detachably fastened to the two outer sides, and each of the outer shields includes a plurality of A plurality of elastic arms, and the plurality of elastic arms of the two outer shields respectively pass through the plurality of through holes to detachably abut against the plurality of ground terminals. The high-speed connector combination according to claim 7, wherein the insulating housing includes a plug-in surface, and two guide surfaces extending from two edges of the plug-in surface to the two outer side surfaces, respectively And a plurality of fastening blocks formed on the two outer sides; the inner shield does not protrude from the insertion surface, and each of the outer shields includes a plurality of fastening holes, and each The plurality of fastening holes of the outer shield are respectively fastened to the plurality of fastening blocks corresponding to the outer surface; each outer shield includes a plurality of positioning claws, and two The plurality of positioning claws of the outer shield respectively abut against the two guide surfaces. The high-speed connector combination according to claim 1, wherein the electrical connector includes a plurality of power terminals inserted and fixed to the insulating housing, and the plurality of power terminals are located at the plurality of signal terminals The mating connector includes a plurality of power mating terminals that respectively abut against the plurality of power terminals. A high-speed connector combined electrical connector, including: An insulating housing that is elongated and defines a length direction, and the insulating housing defines a plugging direction perpendicular to the length direction; and A plurality of signal terminals are inserted and fixed in the insulating housing, and the plurality of signal terminals are arranged in two rows along the length direction, and the plurality of signal terminals of any row respectively face the plurality of The signal terminals; wherein, each signal terminal includes: A signal fixing section embedded in the inner wall of the insulating shell; and A signal contact section and a signal welding section are respectively formed by extending from opposite ends of the signal fixing section, and the signal contact section is formed with a main transmission point and a primary transmission spaced apart in the insertion direction Point, the primary transmission point is closer to the signal fixed section than the secondary transmission point.

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