CN117374666A - Electric connector - Google Patents

Abstract

The application provides an electric connector, but overlap joint left side ground wire rod and right ground wire rod, electric connector has left side ground terminal, right side ground terminal and cluster connection ground terminal, wherein, left side ground wire rod can overlap joint left side ground terminal and cluster connection ground terminal respectively, right side ground wire rod can overlap joint right side ground terminal and cluster connection ground terminal respectively, thereby accessible cluster connection ground terminal cluster left side ground wire rod and right side ground wire rod, and then let left side ground terminal and right side ground terminal electric connection, make left side ground terminal and right side ground terminal common ground and transmit the ground signal, consequently, the electric connector that this application provided can reach a plurality of conductive terminal electric connection and common ground in order to carry out high-speed signal transmission, and then can extensively apply to various electronic equipment.

Description

Electric connector

Technical Field

The present disclosure relates to electronic devices, and particularly to an electrical connector for electrically connecting a plurality of conductive terminals.

Background

In recent years, electrical connectors are widely used in various electronic devices, but in response to the special requirements and development of the electronic devices, a plurality of conductive terminals on the electrical connector may have requirements for electrical connection with each other, for example, the electrical connector is easy to generate coupled crosstalk interference when transmitting high-speed signals, so that the transmission of the high-speed signals is easy to generate interference attenuation, and therefore, a plurality of conductive terminals (such as grounding terminals) on the electrical connector may require electrical connection to inhibit the generation of crosstalk interference.

Therefore, how to electrically connect the plurality of conductive terminals on the electrical connector to achieve the high-speed signal transmission is a problem to be solved by those skilled in the art.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, the present application provides an electrical connector for splicing a left conductive cable and a right conductive cable, the left conductive cable including a left signal wire and a left ground wire, the right conductive cable including a right signal wire and a right ground wire, the electrical connector comprising: an insulative housing assembly; the grounding assembly is arranged on the insulating body assembly and comprises a left grounding terminal, a right grounding terminal and a string of connecting grounding terminals, the left grounding terminal is used for being connected with the left grounding wire in a lap joint mode, the left grounding terminal and the left grounding wire form a left grounding circuit, the right grounding terminal is used for being connected with the right grounding wire in a lap joint mode, the right grounding terminal and the right grounding wire form a right grounding circuit, and the string of connecting grounding terminals are used for being connected with the left grounding wire and the right grounding wire in a string mode, so that the left grounding circuit and the right grounding circuit are grounded in a sharing mode; the left signal component comprises at least one left signal terminal and a left signal terminal insulating carrier, the left signal terminal insulating carrier is placed on the insulating body component and bears the left signal terminal, so that the left signal terminal is separated from the grounding component, and the left signal terminal is used for lap joint of the left signal wire; the right signal component comprises at least one right signal terminal and a right signal terminal insulating carrier, the right signal terminal insulating carrier is placed on the insulating body component and bears the right signal terminal, so that the right signal terminal is separated from the grounding component, and the right signal terminal is used for lap joint of the right signal wire; and a joint insulation assembly, wherein the joint insulation assembly joints the insulation body assembly, the grounding assembly, the left signal assembly and the right signal assembly to form an electric connector assembly component.

Preferably, in the electrical connector of the present application, the insulation body assembly includes a ground terminal embedding structure, and the left ground terminal, the right ground terminal and the series ground terminal may be respectively embedded in the ground terminal embedding structure so as to position the ground assembly in the insulation body assembly.

Preferably, in the electrical connector of the present application, the insulative housing assembly further includes a signal terminal insulative carrier embedding structure, and the left signal terminal insulative carrier and the right signal terminal insulative carrier are respectively embedded in the signal terminal insulative carrier embedding structure, so as to respectively position the left signal assembly and the right signal assembly in the insulative housing assembly.

Preferably, in the electrical connector of the present application, the left signal terminal insulating carrier includes a left signal terminal embedding structure, and the left signal terminal is embedded in the left signal terminal embedding structure so as to position the left signal terminal in the left signal terminal insulating carrier; the right signal terminal insulating carrier comprises a right signal terminal embedding structure, and the right signal terminal can be embedded into the right signal terminal embedding structure so as to position the right signal terminal in the right signal terminal insulating carrier.

Preferably, in the electrical connector of the present application, the left signal terminal is located between the left ground terminal and the series ground terminal; the right signal terminal is located between the right ground terminal and the series ground terminal.

Preferably, in the electrical connector of the present application, the electrical connector is further configured to overlap a pair of mating members, and the front end of the electrical connector assembly member includes a front end circuit board, wherein the left ground terminal includes a left ground terminal front end overlapping structure, the right ground terminal includes a right ground terminal front end overlapping structure, the series connection ground terminal includes a series connection ground terminal front end overlapping structure, the left signal terminal includes a left signal terminal front end overlapping structure, and the right signal terminal includes a right signal terminal front end overlapping structure; the left grounding terminal front end lap joint structure, the right grounding terminal front end lap joint structure, the serial connection grounding terminal front end lap joint structure, the left signal terminal front end lap joint structure and the right signal terminal front end lap joint structure are respectively exposed on the front end circuit board to provide lap joint of the butt joint component, the length of the left grounding terminal front end lap joint structure, the length of the serial connection grounding terminal front end lap joint structure and the length of the serial connection grounding terminal front end lap joint structure exposed on the front end circuit board are longer than the length of the left signal terminal front end lap joint structure and the length of the serial connection grounding terminal front end lap joint structure exposed on the front end circuit board, and therefore the left grounding terminal, the right grounding terminal and the serial connection grounding terminal can be earlier than the left signal terminal and the right signal terminal lap joint of the butt joint component.

Preferably, in the electrical connector of the present application, the rear end of the electrical connector assembly member includes a rear end circuit board, the left ground terminal further includes a left ground terminal rear end lap joint structure, the right ground terminal further includes a right ground terminal rear end lap joint structure, the series ground terminal further includes a series connection ground terminal rear end lap joint structure, the left signal terminal further includes a left signal terminal rear end lap joint structure, and the right signal terminal further includes a right signal terminal rear end lap joint structure; the left grounding terminal rear end lap joint structure, the serial connection grounding terminal rear end lap joint structure and the left signal terminal rear end lap joint structure are respectively exposed on the rear end circuit board so as to provide lap joint of the left conductive cable; the right grounding terminal rear end lap joint structure, the serial connection grounding terminal rear end lap joint structure and the right signal terminal rear end lap joint structure are respectively exposed on the rear end circuit board to lap joint the right conductive cable.

Preferably, in the electrical connector of the present application, the left ground terminal rear end lap joint structure, the left signal terminal rear end lap joint structure, the right ground terminal rear end lap joint structure, the right signal terminal rear end lap joint structure and the series connection ground terminal rear end lap joint structure are conductive cable welding structures.

Preferably, in the electrical connector of the present application, the at least one left signal terminal is a plurality of left signal terminals; the at least one right signal terminal is a plurality of right signal terminals.

Compared with the prior art, the electric connector provided by the application can be connected with the left grounding wire rod and the right grounding wire rod in a lap joint mode, and is provided with the left grounding terminal, the right grounding terminal and the series connection grounding terminal, wherein the left grounding wire rod can be connected with the left grounding terminal and the series connection grounding terminal in a lap joint mode, the right grounding wire rod can be connected with the right grounding terminal and the series connection grounding terminal in a lap joint mode, the left grounding wire rod and the right grounding wire rod are connected in series through the series connection grounding terminal, and then the left grounding terminal is electrically connected with the right grounding terminal, so that the left grounding terminal and the right grounding terminal are grounded together to transmit grounding signals.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of an electrical connector of the present application.

Fig. 2 is a schematic perspective view of an embodiment of an electrical connector of the present application.

Fig. 3 is an exploded view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 4 is an exploded view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 5 is an assembled schematic view of part of the components of an embodiment of an electrical connector of the present application.

Fig. 6 is an assembled schematic view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 7 is an assembled schematic view of part of the components of an embodiment of an electrical connector of the present application.

Fig. 8 is an assembled schematic view of part of the components of an embodiment of an electrical connector of the present application.

Fig. 9 is an assembled schematic view of part of the components of an embodiment of an electrical connector of the present application.

Fig. 10 is an assembled schematic view of part of the components of an embodiment of an electrical connector of the present application.

Fig. 11 is an assembled schematic view of part of the components of an embodiment of an electrical connector of the present application.

Fig. 12 is an assembled schematic view of part of the components of an embodiment of an electrical connector of the present application.

Fig. 13 is a schematic top view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 14 is a schematic cross-sectional view of a portion of the components of the electrical connector shown in fig. 13, taken along line AA.

Fig. 15 is a schematic cross-sectional view of a portion of the components of the electrical connector shown in fig. 13 taken along line BB.

Fig. 16 is a schematic front view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 17 is a schematic rear view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 18 is a schematic top view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 19 is a schematic cross-sectional view of a portion of the components of the electrical connector shown in fig. 18 taken along line CC.

Fig. 20 is a schematic cross-sectional view of a portion of the components of the electrical connector shown in fig. 18 taken along line DD.

Fig. 21 is a perspective view illustrating a use state of an embodiment of the electrical connector of the present application.

Fig. 22 is a perspective view illustrating a use state of an embodiment of the electrical connector of the present application.

Fig. 23 is a schematic top view of a portion of the components of an embodiment of an electrical connector of the present application.

Fig. 24 is a schematic cross-sectional view of the components of the electrical connector shown in fig. 23 taken along line FF.

Fig. 25 is a schematic cross-sectional view of the components of the electrical connector shown in fig. 23 taken along line EE.

Description of element reference numerals

1. Electric connector

10. Electric connector assembling component

101. Front-end circuit board

102. Back-end circuit board

11. Insulation body assembly

111. Grounding terminal embedding structure

112. Signal terminal insulation carrier embedding structure

12. Grounding assembly

121. Left side grounding terminal

1211. Front end lap joint structure of left grounding terminal

1212. Rear end lap joint structure of left grounding terminal

122. Right side ground terminal

1221. Front end lap joint structure of right grounding terminal

1222. Right grounding terminal rear end lap joint structure

123. Series connection ground terminal

1231. Front end lap joint structure of series connection ground terminal

1232. Rear end lap joint structure of series connection ground terminal

13. Left Bian Xunhao assembly

131. Left Bian Xunhao terminal

1311. Front end lap joint structure of left signal terminal

1312. Rear end lap joint structure of left signal terminal

132. Left signal terminal insulating carrier

1321. Left Bian Xunhao terminal embedded structure

14. Right signal assembly

141. Right signal terminal

1411. Front end lap joint structure of right signal terminal

1412. Rear end lap joint structure of right signal terminal

142. Right signal terminal insulating carrier

1421. Right signal terminal embedded structure

15. Bonded insulation assembly

2. Left conductive cable

21. Left Bian Xunhao wire rod

22. Left grounding wire

3. Right conductive cable

31. Right signal wire

32. Right grounding wire

4. Butt joint component

Detailed Description

Other advantages and effects of the present application will become apparent to those skilled in the art from the following disclosure, when considered in light of the accompanying drawings, illustrating the technical aspects of the present application with specific embodiments. The instant application may be practiced or carried out in other various embodiments. Various modifications and alterations may be made in the details of the present description based upon the various aspects and applications without departing from the spirit of the present application. In particular, the relative proportions and positions of the various elements in the drawings are exemplary only and are not representative of the actual situation in which the present application is practiced.

The electric connector provided by the application can electrically connect a plurality of conductive terminals to achieve high-speed signal transmission, so that the electric connector can be widely applied to various electronic equipment.

For the technical idea of the electrical connector of the present application, please refer to the embodiments of fig. 1 to 25 together.

In the embodiment shown in fig. 1 to 25, the electrical connector 1 is used for respectively splicing the left conductive cable 2, the right conductive cable 3 and the docking member 4. It should be noted that, in the above embodiment, the left conductive cable 2 includes the left signal wire 21 and the left ground wire 22; the right conductive cable 3 includes a right signal wire 31 and a right ground wire 32; the docking member 4 comprises, for example, a docking connector. In the embodiment shown in fig. 3 to 8, the electrical connector 1 comprises: the insulator assembly 11, the ground assembly 12, the left Bian Xunhao assembly 13, the right signal assembly 14 and the bond insulator assembly 15.

In the above embodiment, the grounding assembly 12 includes the left grounding terminal 121, the right grounding terminal 122 and the series grounding terminal 123. In the embodiment shown in fig. 3 to 4, the insulating body assembly 11 includes a ground terminal embedding structure 111, and the left ground terminal 121, the right ground terminal 122 and the series ground terminal 123 may be respectively embedded in the ground terminal embedding structure 111 to locate the ground assembly 12 in the insulating body assembly 11.

In the embodiment shown in fig. 21 to 25, the left ground terminal 121 is overlapped with the left ground wire 22, so that the left ground terminal 121 and the left ground wire 22 form a left ground circuit to transmit the ground signal, so as to meet the use requirement of the electrical connector 1. In addition, the right ground terminal 122 is connected to the right ground wire 32 in a lap joint manner, so that the right ground terminal 122 and the right ground wire 32 form a right ground circuit to transmit a ground signal. Furthermore, the series connection ground terminal 123 is used for overlapping the left ground wire 22 and the right ground wire 32, so as to connect the left ground wire 22 and the right ground wire 32 in series, and electrically connect the left ground terminal 121 overlapping the left ground wire 22 and the right ground terminal 122 overlapping the right ground wire 32, so that the left ground circuit and the right ground circuit can be grounded together to transmit a ground signal, so as to meet the use requirement of the electric connector 1.

In the embodiment shown in fig. 7-10, the left Bian Xunhao component 13 includes a left signal terminal insulating carrier 132 and one or more left signal terminals 131. In the embodiments shown in fig. 21 to 25, the left signal terminal 131 is used for overlapping the left signal wire 21, and the left signal terminal 131 is located between the common ground left ground terminal 121 and the serial connection ground terminal 123, so as to reduce the interference of the signal transmission of the left signal terminal 131, so that the left signal terminal 131 can provide high-speed signal transmission to meet the use requirement of the electrical connector 1. It should be noted that, in the above embodiment, the insulative housing assembly 11 is provided with the signal terminal insulative carrier embedded structure 112, and the left signal terminal insulative carrier 132 is embedded in the signal terminal insulative carrier embedded structure 112, so that the left signal assembly 13 is positioned in the insulative housing assembly 11 by the signal terminal insulative carrier embedded structure 112 as shown in fig. 11 to 12.

In addition, in the above embodiment, the left signal terminal insulating carrier 132 includes the left signal terminal embedding structure 1321. It should be noted that the left signal terminal 131 may be embedded in the left Bian Xunhao terminal embedded structure 1321, so that the left signal terminal 131 is positioned in the left signal terminal insulating carrier 132 by the left signal terminal embedded structure 1321, so that the left signal terminal insulating carrier 132 provides load bearing and insulation for the left signal terminal 131, and the left signal terminal 131 is separated from the grounding component 12 by the left signal terminal insulating carrier 132 as shown in fig. 17, so as to avoid an electrical short circuit between the left signal terminal 131 and the grounding component 12.

In addition, in the embodiment shown in fig. 7-10, the right signal component 14 includes a right signal terminal insulating carrier 142 and one or more right signal terminals 141. In the embodiment shown in fig. 21 to 25, the right signal terminal 141 is used for overlapping the right signal wire 31, and the right signal terminal 141 is located between the common ground right ground terminal 122 and the serial ground terminal 123, so as to reduce the interference of the signal transmission of the right signal terminal 141, so that the right signal terminal 141 can provide high-speed signal transmission to meet the use requirement of the electrical connector 1. It should be noted that, in the above embodiment, the insulative housing assembly 11 is provided with the signal terminal insulative carrier embedded structure 112, and the right signal terminal insulative carrier 142 is embedded in the signal terminal insulative carrier embedded structure 112, so that the right signal assembly 14 is positioned in the insulative housing assembly 11 by the signal terminal insulative carrier embedded structure 112 as shown in fig. 11 to 12.

In the above embodiment, the right signal terminal insulating carrier 142 includes the left signal terminal embedded structure 1321. It should be noted that the right signal terminal 141 may be embedded in the right signal terminal embedding structure 1421, so that the right signal terminal 141 is positioned in the right signal terminal insulating carrier 142 by the right signal terminal embedding structure 1421, so that the right signal terminal insulating carrier 142 provides the bearing and insulation for the right signal terminal 141, and the right signal terminal 141 is separated from the grounding component 12 by the right signal terminal insulating carrier 142 as shown in fig. 17, so as to avoid the electrical short circuit between the right signal terminal 141 and the grounding component 12.

In the embodiment shown in fig. 1 to 4, the joint insulation assembly 15 joints the insulation body assembly 11, the ground assembly 12, the left Bian Xunhao assembly 13 and the right signal assembly 14 to assemble the insulation body assembly 11, the ground assembly 12, the left Bian Xunhao assembly 13 and the right signal assembly 14 into the electrical connector assembly member 10.

In addition, in the embodiment shown in fig. 21 to 22, the front and rear ends of the electrical connector assembly member 10 respectively have a front end circuit board 101 and a rear end circuit board 102, wherein the front end circuit board 101 is used for overlapping the abutting member 4, and the rear end circuit board 102 is used for overlapping the left conductive cable 2 and the right conductive cable 3. In the embodiment shown in fig. 18, the left ground terminal 121 includes a left ground terminal front end overlap 1211 and a left ground terminal rear end overlap 1212, the right ground terminal 122 includes a right ground terminal front end overlap 1221 and a right ground terminal rear end overlap 1222, the string connection ground terminal 123 includes a string connection ground terminal front end overlap 1231 and a string connection ground terminal rear end overlap 1232, the left signal terminal 131 includes a left signal terminal front end overlap 1311 and a left signal terminal rear end overlap 1312, and the right signal terminal 141 includes a right signal terminal front end overlap 1411 and a right signal terminal rear end overlap 1412.

It should be noted that, in the above embodiment, the left ground terminal front end overlapping structure 1211, the right ground terminal front end overlapping structure 1221, the series connection ground terminal front end overlapping structure 1231, the left signal terminal front end overlapping structure 1311 and the right signal terminal front end overlapping structure 1411 are, for example, abutting structures, and are respectively exposed on the front circuit board 101 to be used for overlapping the abutting structure 4 by, for example, abutting means.

In addition, the lengths of the left ground terminal front end overlapping structure 1211, the right ground terminal front end overlapping structure 1221 and the serial connection ground terminal front end overlapping structure 1231 exposed on the front circuit board 101 are longer than the lengths of the left signal terminal front end overlapping structure 1311 and the right signal terminal front end overlapping structure 1411 exposed on the front circuit board 101, so that the left ground terminal 121, the right ground terminal 122 and the serial connection ground terminal 123 can overlap the abutting member 4 earlier than the left signal terminal 131 and the right signal terminal 141, and the electrical characteristics of the electrical connector 1 are in accordance with expectations, thereby being widely applicable to various electronic devices.

In addition, it should be noted that the left ground terminal back-end lap joint structure 1212, the serial ground terminal back-end lap joint structure 1232 and the left signal terminal back-end lap joint structure 1312 are, for example, conductive cable soldering structures or conductive cable clamping structures, and are respectively exposed on the back-end circuit board 102 to provide lap joint of the left conductive cable 2 by, for example, soldering or clamping. The right ground terminal back-end bridging structures 1222, the serial ground terminal back-end bridging structures 1232, and the right signal terminal back-end bridging structures 1412 are, for example, conductive cable soldering structures or conductive cable clamping structures, and are respectively exposed on the back-end circuit board 102 to bridge the right conductive cable 3 by, for example, soldering or clamping.

It should be noted that, the electrical connector of the present application may also omit part of the components, not limited to the above embodiments. For example, the electrical connector of the present application may alternatively include only: an insulating body assembly, a grounding assembly, a left Bian Xunhao assembly, a right signal assembly and a joint insulating assembly. The grounding assembly is arranged on the insulating body assembly and comprises a left grounding terminal, a right grounding terminal and a string connection grounding terminal. The left grounding terminal is lapped with the left grounding wire rod, so that the left grounding terminal and the left grounding wire rod form a left grounding circuit. The right grounding terminal is lapped with the right grounding wire rod, so that the right grounding terminal and the right grounding wire rod form a right grounding circuit. The series connection grounding terminal is used for lap-jointing the left grounding wire rod and the right grounding wire rod, and connecting the left grounding wire rod and the right grounding wire rod in series so as to lead the left grounding circuit and the right grounding circuit to be grounded together. The left signal component comprises at least one left signal terminal and a left signal terminal insulating carrier, wherein the left signal terminal insulating carrier is arranged on the insulating body component and carries a left Bian Xunhao terminal, so that the left signal terminal is separated from the grounding component, and the left signal terminal is used for lap joint of a left Bian Xunhao wire. The right signal component comprises at least one right signal terminal and a right signal terminal insulating carrier, wherein the right signal terminal insulating carrier is placed on the insulating body component and bears the right signal terminal, so that the right signal terminal is separated from the grounding component, and the right signal terminal is used for lap joint of the right signal wire. The joint insulation assembly joints the insulation body assembly, the grounding assembly, the left Bian Xunhao assembly and the right signal assembly, thereby assembling the insulation body assembly, the grounding assembly, the left Bian Xunhao assembly and the right signal assembly into an electrical connector assembly member.

In summary, the electrical connector provided by the present application can overlap the left grounding wire and the right grounding wire, and has a left grounding terminal, a right grounding terminal and a string connection grounding terminal, wherein the left grounding wire can overlap the left grounding terminal and the string connection grounding terminal respectively, the right grounding wire can overlap the right grounding terminal and the string connection grounding terminal respectively, and the left grounding wire and the right grounding wire can be connected in series through the string connection grounding terminal, so that the left grounding terminal and the right grounding terminal are electrically connected, and the left grounding terminal and the right grounding terminal are commonly grounded to transmit grounding signals, therefore, the electrical connector provided by the present application can electrically connect a plurality of conductive terminals to achieve common ground to perform high-speed signal transmission, and can be widely applied to various electronic devices.

The foregoing embodiments are merely illustrative of the principles and functions of the present application and are not intended to limit the application. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present application. Accordingly, the scope of the claims should be looked to as in the claims.

Claims (9)

1. An electrical connector for splicing a left side conductive cable and a right side conductive cable, the left side conductive cable comprising a left side signal wire and a left side ground wire, the right side conductive cable comprising a right side signal wire and a right side ground wire, the electrical connector comprising:

an insulative housing assembly;

the grounding assembly is arranged on the insulating body assembly and comprises a left grounding terminal, a right grounding terminal and a string of connecting grounding terminals, the left grounding terminal is used for being connected with the left grounding wire in a lap joint mode, the left grounding terminal and the left grounding wire form a left grounding circuit, the right grounding terminal is used for being connected with the right grounding wire in a lap joint mode, the right grounding terminal and the right grounding wire form a right grounding circuit, and the string of connecting grounding terminals are used for being connected with the left grounding wire and the right grounding wire in a string mode, so that the left grounding circuit and the right grounding circuit are grounded in a sharing mode;

the left signal component comprises at least one left signal terminal and a left signal terminal insulating carrier, the left signal terminal insulating carrier is placed on the insulating body component and bears the left signal terminal, so that the left signal terminal is separated from the grounding component, and the left signal terminal is used for lap joint of the left signal wire;

the right signal component comprises at least one right signal terminal and a right signal terminal insulating carrier, the right signal terminal insulating carrier is placed on the insulating body component and bears the right signal terminal, so that the right signal terminal is separated from the grounding component, and the right signal terminal is used for lap joint of the right signal wire; and

and the joint insulation assembly is used for jointing the insulation body assembly, the grounding assembly, the left signal assembly and the right signal assembly so as to assemble the insulation body assembly, the grounding assembly, the left signal assembly and the right signal assembly into an electric connector assembly component.

2. The electrical connector of claim 1, wherein the dielectric body assembly includes a ground terminal insertion structure, the left ground terminal, the right ground terminal, and the series ground terminal being respectively insertable into the ground terminal insertion structure to position the ground assembly within the dielectric body assembly.

3. The electrical connector of claim 1, wherein the insulative housing assembly further comprises a signal terminal insulative carrier insertion structure, the left and right signal terminal insulative carriers being respectively insertable into the signal terminal insulative carrier insertion structure to position the left and right signal assemblies in the insulative housing assembly, respectively.

4. The electrical connector of claim 1, wherein the left signal terminal insulative carrier includes a left signal terminal insertion structure into which the left signal terminal is inserted to position the left signal terminal in the left signal terminal insulative carrier; the right signal terminal insulating carrier comprises a right signal terminal embedding structure, and the right signal terminal can be embedded into the right signal terminal embedding structure so as to position the right signal terminal in the right signal terminal insulating carrier.

5. The electrical connector of claim 1, wherein the left signal terminal is located between the left ground terminal and the series ground terminal; the right signal terminal is located between the right ground terminal and the series ground terminal.

6. The electrical connector of claim 1, wherein the electrical connector is further adapted to mate with a mating member and the front end of the electrical connector assembly member includes a front end circuit board, wherein the left ground terminal includes a left ground terminal front end mating structure, the right ground terminal includes a right ground terminal front end mating structure, the series ground terminal includes a series ground terminal front end mating structure, the left signal terminal includes a left signal terminal front end mating structure, and the right signal terminal includes a right signal terminal front end mating structure; the left grounding terminal front end lap joint structure, the right grounding terminal front end lap joint structure, the serial connection grounding terminal front end lap joint structure, the left signal terminal front end lap joint structure and the right signal terminal front end lap joint structure are respectively exposed on the front end circuit board to provide lap joint of the butt joint component, the length of the left grounding terminal front end lap joint structure, the length of the serial connection grounding terminal front end lap joint structure and the length of the serial connection grounding terminal front end lap joint structure exposed on the front end circuit board are longer than the length of the left signal terminal front end lap joint structure and the length of the serial connection grounding terminal front end lap joint structure exposed on the front end circuit board, and therefore the left grounding terminal, the right grounding terminal and the serial connection grounding terminal can be earlier than the left signal terminal and the right signal terminal lap joint of the butt joint component.

7. The electrical connector of claim 6, wherein the rear end of the electrical connector assembly includes a rear circuit board, the left ground terminal further includes a left ground terminal rear overlap, the right ground terminal further includes a right ground terminal rear overlap, the series ground terminal further includes a series ground terminal rear overlap, the left signal terminal further includes a left signal terminal rear overlap, the right signal terminal further includes a right signal terminal rear overlap; the left grounding terminal rear end lap joint structure, the serial connection grounding terminal rear end lap joint structure and the left signal terminal rear end lap joint structure are respectively exposed on the rear end circuit board so as to provide lap joint of the left conductive cable; the right grounding terminal rear end lap joint structure, the serial connection grounding terminal rear end lap joint structure and the right signal terminal rear end lap joint structure are respectively exposed on the rear end circuit board to lap joint the right conductive cable.

8. The electrical connector of claim 7, wherein the left ground terminal rear end landing, the left signal terminal rear end landing, the right ground terminal rear end landing, the right signal terminal rear end landing and the series ground terminal rear end landing are conductive cable solder structures.

9. The electrical connector of claim 1, wherein the at least one left signal terminal is a plurality of left signal terminals; the at least one right signal terminal is a plurality of right signal terminals.