TWI862949B - Electrical connector - Google Patents

Abstract

An electrical connector can overlap a left ground wire and a right ground wire, and has a left ground terminal, a right ground terminal and a series connection ground terminal, wherein the left ground wire can respectively overlap the left ground terminal and the series connection ground terminal, and the right ground wire can respectively overlap the right ground terminal and the series connection ground terminal, and the left ground wire and the right ground wire can be connected in series by the series ground terminal, so that the left ground terminal and the right ground terminal are electrically connected, so that the left ground terminal and the right ground terminal share the ground to transmit the ground signal. Therefore, the electrical connector provided by the present application can electrically connect a plurality of conductive terminals to achieve a common ground for high-speed signal transmission, and can be widely used in various electronic devices.

Description

Electrical connector

The present application relates to the field of electronic device technology, and more specifically, to an electrical connector capable of electrically connecting a plurality of conductive terminals.

In recent years, electrical connectors have been widely used in various electronic devices. However, in response to the special needs and development of electronic devices, multiple conductive terminals on the electrical connector may need to be electrically connected to each other. For example, when transmitting high-speed signals, the electrical connector is prone to generate coupled crosstalk interference, which causes interference attenuation in the transmission of high-speed signals. Therefore, multiple conductive terminals (such as ground terminals) on the electrical connector may require electrical connection to suppress the generation of crosstalk interference.

As can be seen from the above, how to electrically connect multiple conductive terminals on an electrical connector to achieve high-speed signal transmission is a problem that people in the relevant technical field need to solve urgently.

In view of the above-mentioned shortcomings of the prior art, the present application provides an electrical connector, which is provided to connect a left conductive cable and a right conductive cable, wherein the left conductive cable has a left signal wire and a left ground wire, and the right conductive cable has a right signal wire and a right ground wire. The electrical connector comprises: an insulating body component; a grounding component, which is placed on the insulating body component, and the grounding component comprises a left grounding terminal, a right grounding terminal, and a grounding terminal. The left ground terminal is connected to the left ground wire, so that the left ground terminal and the left ground wire form a left ground circuit, the right ground terminal is connected to the right ground wire, so that the right ground terminal and the right ground wire form a right ground circuit, and the series ground terminal is used to connect the left ground wire and the right ground wire, and connect the left ground wire and the right ground wire in series, so that the left ground circuit and the right ground circuit a left signal assembly, the left signal assembly having at least one left signal terminal and a left signal terminal insulation carrier, the left signal terminal insulation carrier is placed in the insulation body assembly and carries the left signal terminal, so that the left signal terminal is separated from the ground assembly, and the left signal terminal is provided for connecting the left signal wire; a right signal assembly, the right signal assembly having at least one right signal terminal and a right signal terminal insulation carrier, the right signal terminal The sub-insulation carrier is placed on the insulating body component and carries the right signal terminal, so that the right signal terminal is separated from the grounding component, and the right signal terminal is provided for bridging the right signal wire; and a joint insulation component is provided, which joins the insulating body component, the grounding component, the left signal component and the right signal component to assemble the insulating body component, the grounding component, the left signal component and the right signal component into an electrical connector assembly component.

Preferably, in the electrical connector of the present application, the insulating body assembly has a grounding terminal embedding structure, and the left grounding terminal, the right grounding terminal and the series grounding terminal can be respectively embedded in the grounding terminal embedding structure to provide the grounding assembly for positioning in the insulating body assembly.

Preferably, in the electrical connector of the present application, the insulating body assembly further has a signal terminal insulating carrier embedding structure, and the left signal terminal insulating carrier and the right signal terminal insulating carrier can be respectively embedded in the signal terminal insulating carrier embedding structure to provide for positioning the left signal assembly and the right signal assembly in the insulating body assembly, respectively.

Preferably, in the electrical connector of the present application, the left signal terminal insulating carrier has a left signal terminal embedding structure, and the left signal terminal can be embedded in the left signal terminal embedding structure to provide the left signal terminal for positioning on the left signal terminal insulating carrier; the right signal terminal insulating carrier has a right signal terminal embedding structure, and the right signal terminal can be embedded in the right signal terminal embedding structure to provide the right signal terminal for positioning on 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; and 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, a pair of overlapping components is also provided, and the front end of the electrical connector assembly component has a front end circuit board, wherein the left ground terminal has a left ground terminal front end overlapping structure, the right ground terminal has a right ground terminal front end overlapping structure, the series ground terminal has a series ground terminal front end overlapping structure, the left signal terminal has a left signal terminal front end overlapping structure, and the right signal terminal has a right signal terminal front end overlapping structure; the left ground terminal front end overlapping structure, the right ground terminal front end overlapping structure, the series ground terminal The front end lap structure, the front end lap structure of the left signal terminal and the front end lap structure of the right signal terminal are respectively exposed on the front end circuit board to provide lap connection with the mating structure. The length of the front end lap structure of the left grounding terminal, the front end lap structure of the right grounding terminal and the front end lap structure of the series grounding terminal exposed on the front end circuit board is longer than the length of the front end lap structure of the left signal terminal and the front end lap structure of the right signal terminal exposed on the front end circuit board, so that the left ground terminal, the right ground terminal and the series grounding terminal can lap the mating structure earlier than the left signal terminal and the right signal terminal.

Preferably, in the electrical connector of the present application, the rear end of the electrical connector assembly component has a rear end circuit board, the left ground terminal also has a left ground terminal rear end lap structure, the right ground terminal also has a right ground terminal rear end lap structure, the series ground terminal also has a series ground terminal rear end lap structure, the left signal terminal also has a left signal terminal rear end lap structure, and the right signal terminal also has a The rear end lap joint structure of the right signal terminal; the rear end lap joint structure of the left ground terminal, the rear end lap joint structure of the series ground terminal and the rear end lap joint structure of the left signal terminal are respectively exposed on the rear end circuit board to provide lap joint for the left conductive cable; the rear end lap joint structure of the right ground terminal, the rear end lap joint structure of the series ground terminal and the rear end lap joint structure of the right signal terminal are respectively exposed on the rear end circuit board to provide lap joint for the right conductive cable.

Preferably, in the electrical connector of the present application, the left ground terminal rear end overlapping structure, the left signal terminal rear end overlapping structure, the right ground terminal rear end overlapping structure, the right signal terminal rear end overlapping structure and the series ground terminal rear end overlapping 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; and the at least one right signal terminal is a plurality of right signal terminals.

Compared to the prior art, the electrical connector proposed in the present application can bridge the left ground wire and the right ground wire, and has a left ground terminal, a right ground terminal and a series ground terminal, wherein the left ground wire can bridge the left ground terminal and the series ground terminal respectively, and the right ground wire can bridge the right ground terminal and the series ground terminal respectively, and the left ground wire and the right ground wire can be connected in series through the series ground terminal, thereby allowing the left ground terminal and the right ground terminal to be electrically connected, so that the left ground terminal and the right ground terminal share a common ground to transmit a ground signal. Therefore, the electrical connector provided by the present application can electrically connect multiple conductive terminals to achieve a common ground for high-speed signal transmission, and can be widely used in various electronic devices.

The following content will be accompanied by drawings to illustrate the technical content of this application through specific concrete embodiments. People familiar with this technology can easily understand other advantages and functions of this application from the content disclosed in this specification. This application can also be implemented or applied through other different specific embodiments. The details in this specification can also be modified and changed in various ways based on different viewpoints and applications without departing from the spirit of this application. In particular, the proportional relationship and relative position of each component in the drawings are only for exemplary purposes and do not represent the actual situation of the implementation of this application.

The electrical connector provided by the present application can electrically connect a plurality of conductive terminals to achieve high-speed signal transmission and can be widely used in various electronic devices.

For the technical concept of the electrical connector of this application, please refer to the embodiment descriptions of Figures 1 to 25.

In the embodiment shown in FIG. 1 to FIG. 25 , the electrical connector 1 is provided to respectively connect the left conductive cable 2, the right conductive cable 3 and the docking component 4. It should be noted that in the above embodiment, the left conductive cable 2 has a left signal wire 21 and a left ground wire 22; the right conductive cable 3 has a right signal wire 31 and a right ground wire 32; and the docking component 4 is, for example, a docking connector. In the embodiment shown in FIG. 3 to FIG. 8 , the electrical connector 1 includes: an insulating body component 11, a grounding component 12, a left signal component 13, a right signal component 14 and a joint insulating component 15.

In the above embodiment, the grounding assembly 12 has a left grounding terminal 121, a right grounding terminal 122 and a series grounding terminal 123. In the embodiment shown in FIG. 3 and FIG. 4, the insulating body assembly 11 has a grounding terminal embedding structure 111, and the left grounding terminal 121, the right grounding terminal 122 and the series grounding terminal 123 can be respectively embedded in the grounding terminal embedding structure 111, so as to provide the grounding assembly 12 to be positioned in the insulating body assembly 11.

In the embodiments shown in FIGS. 21 to 25 , the left ground terminal 121 is connected to 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 a ground signal, so as to meet the use requirements of the electrical connector 1. In addition, the right ground terminal 122 is connected to the right ground wire 32, 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 grounding terminal 123 is provided to bridge the left grounding wire 22 and the right grounding wire 32, and the left grounding wire 22 and the right grounding wire 32 are connected in series, so that the left grounding terminal 121 bridged with the left grounding wire 22 and the right grounding terminal 122 bridged with the right grounding wire 32 are electrically connected. In this way, the left grounding circuit and the right grounding circuit can share a common ground and transmit a grounding signal to meet the use requirements of the electrical connector 1.

In the embodiments shown in FIGS. 7 to 10 , the left signal assembly 13 has a left signal terminal insulation carrier 132 and one or more left signal terminals 131. In the embodiments shown in FIGS. 21 to 25 , the left signal terminal 131 can provide a bridging connection for the left signal wire 21, and the left signal terminal 131 is located between the left ground terminal 121 and the series ground terminal 123 of the common ground, so as to reduce the degree of interference to the signal transmission of the left signal terminal 131, so that the left signal terminal 131 can provide high-speed signal transmission and meet the use requirements of the electrical connector 1. It should be noted that in the above embodiment, the insulating body component 11 is provided with a signal terminal insulating carrier embedding structure 112, and the left signal terminal insulating carrier 132 can be embedded in the signal terminal insulating carrier embedding structure 112, so that the left signal component 13 can be positioned in the insulating body component 11 as shown in Figures 11 to 12 through the signal terminal insulating carrier embedding structure 112.

In addition, in the above-mentioned embodiment, the left signal terminal insulating carrier 132 has a left signal terminal embedding structure 1321. It should be noted that the left signal terminal 131 can be embedded in the left signal terminal embedding structure 1321, so that the left signal terminal 131 is arranged and positioned on the left signal terminal insulating carrier 132 by the left signal terminal embedding structure 1321, so that the left signal terminal insulating carrier 132 provides support and insulation for the left signal terminal 131, and the left signal terminal insulating carrier 132 is used to separate the left signal terminal 131 from the grounding component 12 as shown in FIG. 17, thereby preventing the left signal terminal 131 from being electrically short-circuited with the grounding component 12.

In addition, in the embodiments shown in FIGS. 7 to 10 , the right signal assembly 14 has a right signal terminal insulation carrier 142 and one or more right signal terminals 141. In the embodiments shown in FIGS. 21 to 25 , the right signal terminal 141 can provide a right signal wire 31 for bridging, and the right signal terminal 141 is located between the right ground terminal 122 and the series ground terminal 123 of the common ground, so as to reduce the degree of interference to the signal transmission of the right signal terminal 141, so that the right signal terminal 141 can provide high-speed signal transmission and meet the use requirements of the electrical connector 1. It should be noted that in the above embodiment, the insulating body component 11 is provided with a signal terminal insulating carrier embedding structure 112, and the right signal terminal insulating carrier 142 can be embedded in the signal terminal insulating carrier embedding structure 112, so that the right signal component 14 can be positioned in the insulating body component 11 as shown in Figures 11 to 12 through the signal terminal insulating carrier embedding structure 112.

In the above embodiment, the right signal terminal insulating carrier 142 has a left signal terminal embedding structure 1321. It should be noted that the right signal terminal 141 can be embedded in the right signal terminal embedding structure 1421, so that the right signal terminal 141 is positioned on 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 support and insulation for the right signal terminal 141, and the right signal terminal insulating carrier 142 separates the right signal terminal 141 from the grounding component 12 as shown in FIG. 17, thereby preventing the right signal terminal 141 from being electrically short-circuited with the grounding component 12.

In the embodiment shown in FIGS. 1 to 4 , the joint insulating component 15 is to join the insulating body component 11, the grounding component 12, the left signal component 13 and the right signal component 14, so as to assemble the insulating body component 11, the grounding component 12, the left signal component 13 and the right signal component 14 into an electrical connector assembly component 10.

In addition, in the embodiment shown in Figures 21 and 22, the front and rear ends of the electrical connector assembly component 10 respectively have a front circuit board 101 and a rear circuit board 102, wherein the front circuit board 101 provides a lap connection with the docking component 4, and the rear circuit board 102 provides a lap connection with the left conductive cable 2 and the right conductive cable 3. In the embodiment shown in FIG. 18 , the left ground terminal 121 has a left ground terminal front end lap structure 1211 and a left ground terminal rear end lap structure 1212, the right ground terminal 122 has a right ground terminal front end lap structure 1221 and a right ground terminal rear end lap structure 1222, the series ground terminal 123 has a series ground terminal front end lap structure 1231 and a series ground terminal rear end lap structure 1232, the left signal terminal 131 has a left signal terminal front end lap structure 1311 and a left signal terminal rear end lap structure 1312, and the right signal terminal 141 has a right signal terminal front end lap structure 1411 and a right signal terminal rear end lap structure 1412.

It should be noted that in the above-mentioned embodiment, the left ground terminal front end overlap structure 1211, the right ground terminal front end overlap structure 1221, the series ground terminal front end overlap structure 1231, the left signal terminal front end overlap structure 1311 and the right signal terminal front end overlap structure 1411 are, for example, docking structure abutment structures, and are respectively exposed on the front end circuit board 101 to provide a overlap docking structure 4 by, for example, abutment.

In addition, the length of the left ground terminal front end lap structure 1211, the right ground terminal front end lap structure 1221 and the series ground terminal front end lap structure 1231 exposed on the front end circuit board 101 is longer than the length of the left signal terminal front end lap structure 1311 and the right signal terminal front end lap structure 1411 exposed on the front end circuit board 101, so that the left ground terminal 121, the right ground terminal 122 and the series ground terminal 123 can overlap the docking component 4 earlier than the left signal terminal 131 and the right signal terminal 141, so that the electrical characteristics of the electrical connector 1 meet expectations and can be widely used in various electronic devices.

In addition, it should be noted that the left ground terminal rear end bonding structure 1212, the series ground terminal rear end bonding structure 1232 and the left signal terminal rear end bonding structure 1312 are, for example, conductive cable welding structures or conductive cable clamping structures, and are respectively exposed on the rear end circuit board 102 to provide bonding to the left conductive cable 2 by, for example, welding or clamping. The right ground terminal rear end bonding structure 1222, the series ground terminal rear end bonding structure 1232 and the right signal terminal rear end bonding structure 1412 are, for example, conductive cable welding structures or conductive cable clamping structures, and are respectively exposed on the rear end circuit board 102 to provide bonding to the right conductive cable 3 by, for example, welding or clamping.

It should be noted that the electrical connector of the present application may also omit some components and is not limited to the above-mentioned embodiments. For example, the electrical connector of the present application may optionally include only: an insulating body assembly, a grounding assembly, a left signal assembly, a right signal assembly, and a joint insulating assembly. The grounding assembly is placed in the insulating body assembly, and the grounding assembly includes a left grounding terminal, a right grounding terminal, and a series grounding terminal. The left grounding terminal is overlapped with the left grounding wire, so that the left grounding terminal and the left grounding wire constitute a left grounding circuit. The right grounding terminal is overlapped with the right grounding wire, so that the right grounding terminal and the right grounding wire constitute a right grounding circuit. The series grounding terminal is provided to connect the left grounding wire and the right grounding wire, and the left grounding wire and the right grounding wire are connected in series, so that the left grounding circuit and the right grounding circuit are grounded in common. The left signal component has at least one left signal terminal and a left signal terminal insulation carrier. The left signal terminal insulation carrier is placed in the insulation body component and carries the left signal terminal, so that the left signal terminal is separated from the grounding component, and the left signal terminal is provided to connect the left signal wire. The right signal component has at least one right signal terminal and a right signal terminal insulation carrier. The right signal terminal insulation carrier is placed in the insulation body component and carries the right signal terminal, so that the right signal terminal is separated from the grounding component, and the right signal terminal is provided to connect the right signal wire. The insulating assembly is joined by joining the insulating body assembly, the grounding assembly, the left signal assembly and the right signal assembly, so as to assemble the insulating body assembly, the grounding assembly, the left signal assembly and the right signal assembly into an electrical connector assembly.

In summary, the electrical connector provided by the present application can connect the left ground wire and the right ground wire, and has a left ground terminal, a right ground terminal and a series ground terminal, wherein the left ground wire can be connected to the left ground terminal and the series ground terminal respectively, and the right ground wire can be connected to the right ground terminal and the series ground terminal respectively, and the left ground wire and the right ground wire can be connected in series through the series ground terminal, thereby allowing the left ground terminal and the right ground terminal to be electrically connected, so that the left ground terminal and the right ground terminal share a common ground to transmit a ground signal. Therefore, the electrical connector provided by the present application can electrically connect multiple conductive terminals to achieve a common ground for high-speed signal transmission, and can be widely used in various electronic devices.

The above embodiments are merely illustrative of the principles and effects of this application, and are not intended to limit this application. Anyone familiar with this technology may modify and alter the above embodiments without violating the spirit and scope of this application. Therefore, the scope of protection of this application should be as listed in the scope of the patent application of this application.

1: Electrical connector 10: Electrical connector assembly 101: Front-end circuit board 102: Back-end circuit board 11: Insulation body assembly 111: Grounding terminal embedded structure 112: Signal terminal insulation carrier embedded structure 12: Grounding assembly 121: Left grounding terminal 1211: Left grounding terminal front-end lap structure 1212: Left grounding terminal rear-end lap structure 122: Right grounding terminal 1221: Right grounding terminal front-end lap structure 1222: Right grounding terminal rear-end lap structure 123: Series grounding terminal 1231: Series grounding terminal front-end lap structure 1232: Series grounding terminal rear-end lap structure 13: Left signal assembly 131: Left signal terminal 1311: Left signal terminal front end lap structure 1312: Left signal terminal rear end lap structure 132: Left signal terminal insulation carrier 1321: Left signal terminal embedding structure 14: Right signal assembly 141: Right signal terminal 1411: Right signal terminal front end lap structure 1412: Right signal terminal rear end lap structure 142: Right signal terminal insulation carrier 1421: Right signal terminal embedding structure 15: Joint insulation assembly 2: Left conductive cable 21: Left signal wire 22: Left ground wire 3: Right conductive cable 31: Right signal wire 32: Right ground wire 4: Docking components

FIG. 1 is a three-dimensional schematic diagram of an embodiment of the electrical connector of the present application.

FIG. 2 is a three-dimensional schematic diagram of an embodiment of the electrical connector of the present application.

FIG. 3 is an exploded schematic diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 4 is an exploded schematic diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 5 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 6 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 7 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 8 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 9 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 10 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 11 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

FIG. 12 is a schematic assembly diagram of some components of an embodiment of the electrical connector of the present application.

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

FIG. 14 is a schematic cross-sectional view of some components of the electrical connector shown in FIG. 13 cut along line segment AA.

FIG. 15 is a schematic cross-sectional view of some components of the electrical connector shown in FIG. 13 cut along line segment BB.

FIG. 16 is a front view schematic diagram of some components of an embodiment of the electrical connector of the present application.

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

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

FIG. 19 is a schematic cross-sectional view of some components of the electrical connector shown in FIG. 18 cut along line segment CC.

FIG. 20 is a schematic cross-sectional view of some components of the electrical connector shown in FIG. 18 cut along line segment DD.

FIG. 21 is a three-dimensional schematic diagram of an embodiment of the electrical connector of the present application in use.

FIG. 22 is a three-dimensional schematic diagram of the use status of an embodiment of the electrical connector of the present application.

FIG. 23 is a schematic top view of some components of an embodiment of the 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 cut along line segment FF.

FIG. 25 is a schematic cross-sectional view of the components of the electrical connector shown in FIG. 23 cut along line segment EE.

1:Electrical connector

11: Insulation body components

111: Ground terminal embedded structure

112: Signal terminal insulation carrier embedded structure

12: Grounding assembly

121: Left ground terminal

1211: Front-end lap joint structure of the left ground terminal

1212: Lap joint structure at the rear end of the left grounding terminal

122: Right ground terminal

123: Series grounding terminal

1231: Front-end lap joint structure of series grounding terminal

1232: Series grounding terminal rear end lap joint structure

13: Left signal component

131: Left signal terminal

132: Left signal terminal insulation carrier

14: Right signal component

141: Right signal terminal

142: Right signal terminal insulation carrier

15: Joining insulation components

Claims (8)

An electrical connector is provided for bridging a left conductive cable and a right conductive cable, wherein the left conductive cable has a left signal wire and a left ground wire, and the right conductive cable has a right signal wire and a right ground wire. The electrical connector comprises: an insulating body assembly; a grounding assembly, which is placed in the insulating body assembly, and comprises a left grounding terminal, a right grounding terminal, and a series grounding terminal. The left grounding terminal is bridging the left grounding wire so that the left grounding terminal and the left grounding wire are connected. The left grounding wire forms a left grounding circuit, the right grounding terminal is connected to the right grounding wire, so that the right grounding terminal and the right grounding wire form a right grounding circuit, the series grounding terminal is used to connect the left grounding wire and the right grounding wire, and the left grounding wire and the right grounding wire are connected in series, so that the left grounding circuit and the right grounding circuit share a common ground; a left signal component, the left signal component has at least one left signal terminal and a left signal terminal insulation carrier, and the left signal terminal insulation carrier is placed on the insulation The invention relates to a main body component and carrying the left signal terminal, so that the left signal terminal is separated from the grounding component, and the left signal terminal is provided for bridging the left signal wire; a right signal component, the right signal component has at least one right signal terminal and a right signal terminal insulation carrier, the right signal terminal insulation carrier is placed in the insulating main body component and carries the right signal terminal, so that the right signal terminal is separated from the grounding component, and the right signal terminal is provided for bridging the right signal wire; and a joint insulation component, the joint insulation component The insulating body component, the grounding component, the left signal component and the right signal component are joined to form an electrical connector assembly component; wherein the insulating body component also has a signal terminal insulating carrier embedding structure, and the left signal terminal insulating carrier and the right signal terminal insulating carrier can be respectively embedded in the signal terminal insulating carrier embedding structure to provide for positioning the left signal component and the right signal component in the insulating body component. The electrical connector as described in claim 1, wherein the insulating body assembly has a grounding terminal embedding structure, and the left grounding terminal, the right grounding terminal and the series grounding terminal can be respectively embedded in the grounding terminal embedding structure to provide positioning of the grounding assembly on the insulating body assembly. The electrical connector as described in claim 1, wherein the left signal terminal insulation carrier has a left signal terminal embedding structure, and the left signal terminal can be embedded in the left signal terminal embedding structure to provide the left signal terminal to be positioned on the left signal terminal insulation carrier; the right signal terminal insulation carrier has a right signal terminal embedding structure, and the right signal terminal can be embedded in the right signal terminal embedding structure to provide the right signal terminal to be positioned on the right signal terminal insulation carrier. An electrical connector as described in claim 1, wherein the left signal terminal is located between the left ground terminal and the series ground terminal; and the right signal terminal is located between the right ground terminal and the series ground terminal. The electrical connector as described in claim 1 also provides a pair of overlapping components, and the front end of the electrical connector assembly component has a front end circuit board, wherein the left grounding terminal has a left grounding terminal front end overlapping structure, the right grounding terminal has a right grounding terminal front end overlapping structure, the series grounding terminal has a series grounding terminal front end overlapping structure, the left signal terminal has a left signal terminal front end overlapping structure, and the right signal terminal has a right signal terminal front end overlapping structure; the left grounding terminal front end overlapping structure, the right grounding terminal front end overlapping structure, and the series grounding terminal front end overlapping structure. The lap joint structure, the front end lap joint structure of the left signal terminal and the front end lap joint structure of the right signal terminal are respectively exposed on the front end circuit board to provide lap joints for the mating components. The length of the front end lap joint structure of the left grounding terminal, the front end lap joint structure of the right grounding terminal and the front end lap joint structure of the series grounding terminal exposed on the front end circuit board is longer than the length of the front end lap joint structure of the left signal terminal and the front end lap joint structure of the right signal terminal exposed on the front end circuit board, so that the left grounding terminal, the right grounding terminal and the series grounding terminal can lap joints with the mating components earlier than the left signal terminal and the right signal terminal. An electrical connector as described in claim 5, wherein the rear end of the electrical connector assembly component has a rear end circuit board, the left ground terminal also has a left ground terminal rear end lap structure, the right ground terminal also has a right ground terminal rear end lap structure, the series ground terminal also has a series ground terminal rear end lap structure, the left signal terminal also has a left signal terminal rear end lap structure, and the right signal terminal also has a The right signal terminal rear end lap structure; the left ground terminal rear end lap structure, the series ground terminal rear end lap structure and the left signal terminal rear end lap structure are respectively exposed on the rear end circuit board to provide lap connection to the left conductive cable; the right ground terminal rear end lap structure, the series ground terminal rear end lap structure and the right signal terminal rear end lap structure are respectively exposed on the rear end circuit board to provide lap connection to the right conductive cable. An electrical connector as described in claim 6, wherein the left ground terminal rear end lap structure, the left signal terminal rear end lap structure, the right ground terminal rear end lap structure, the right signal terminal rear end lap structure and the series ground terminal rear end lap structure are conductive cable welding structures. An electrical connector as described in claim 1, wherein the at least one left signal terminal is a plurality of left signal terminals; and the at least one right signal terminal is a plurality of right signal terminals.

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