TWI864413B - Electrical connector - Google Patents

Abstract

An electrical connector can overlap the left ground wire and the right ground wire, and has a left ground terminal, a right ground terminal and a series connection ground terminal. The left ground wire can be connected to the left ground terminal and the series connection ground terminal respectively, the right ground wire can be respectively connected to 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 through the series ground terminal. Furthermore, 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. In addition, the electrical connector provided by the present application also has a common ground component, wherein the common ground component can respectively overlap the left ground terminal and the right 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 connectors

This application relates to the field of electronic device technology, and more specifically, to an electrical connector that can electrically connect multiple 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 on the electrical connector (such as ground terminals) may require electrical connection to suppress the generation of crosstalk interference.

From the above, it can be seen that 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 main side left conductive cable and a main side right conductive cable, wherein the main side left conductive cable has a main side left grounding wire, and the main side right conductive cable has a main side right grounding wire. The electrical connector includes: an insulating body component; a main side grounding component, which is arranged on the main side of the insulating body component; The main side grounding assembly includes a main side left grounding terminal, a main side right grounding terminal and a main side connecting grounding terminal. The main side left grounding terminal is connected to the main side left grounding wire, so that the main side left grounding terminal and the main side left grounding wire form a main side left grounding circuit. The main side right grounding terminal is connected to the main side right grounding wire, so that the main side right grounding terminal and the main side right grounding wire form a main side right grounding circuit. The main side grounding circuit is provided with a main side grounding terminal for bridging the main side left grounding wire and the main side right grounding wire, and connecting the main side left grounding wire and the main side right grounding wire, so that the main side left grounding circuit and the main side right grounding circuit are grounded together; and a main side common grounding component, the main side common grounding component is arranged on the main side of the insulating body component, and the main side common grounding component has a main side common grounding component body, a main side common grounding component body, and a main side common grounding component body. The left lap joint structure of the grounding assembly is connected to the right lap joint structure of a main side common grounding assembly. The left lap joint structure of the main side common grounding assembly is connected to the left grounding terminal of the main side. The right lap joint structure of the main side common grounding assembly is connected to the right grounding terminal of the main side. The main side common grounding assembly body is electrically connected to the left lap joint structure of the main side common grounding assembly and the right lap joint structure of the main side common grounding assembly, so that the left grounding circuit of the main side and the right grounding circuit of the main side are grounded together.

Preferably, in the electrical connector of the present application, the left overlap structure of the main side common ground assembly and the right overlap structure of the main side common ground assembly are ground terminal abutment structures.

Preferably, in the electrical connector of the present application, the main side left conductive cable also has a main side left signal wire, the main side right conductive cable also has a main side right signal wire, and the electrical connector further includes a main side signal assembly, the main side signal assembly is arranged on the main side of the insulating body assembly, the main side signal assembly includes at least one main side left signal terminal and at least one main side right signal terminal, the main side left signal terminal is provided for bridging the main side left signal wire, and the main side right signal terminal is provided for bridging the main side right signal wire.

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

Preferably, in the electrical connector of the present application, the insulating body component has a main side terminal embedding structure and a main side common ground component embedding structure, wherein the main side left ground terminal, the main side right ground terminal, the main side left signal terminal and the main side right signal terminal can be respectively embedded in the main side terminal embedding structure to provide the main side ground component and the main side signal component to be positioned in the insulating body component; the main side common ground component body can be embedded in the main side common ground component embedding structure to provide the main side common ground component to be positioned in the insulating body component.

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

Preferably, in the electrical connector of the present application, the insulating body component is joined to the main side grounding component, the main side common ground component and the main side signal component, so that the insulating body component, the main side grounding component, the main side common ground component and the main side signal component are assembled into an electrical connector assembly component.

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 main side front end circuit board, wherein the main side left grounding terminal has a main side left grounding terminal front end overlapping structure, the main side right grounding terminal has a main side right grounding terminal front end overlapping structure, the main side left signal terminal has a main side left signal terminal front end overlapping structure, and the main side right signal terminal has a main side right signal terminal front end overlapping structure; the main side left grounding terminal front end overlapping structure, the main side right grounding terminal front end overlapping structure, ... right grounding terminal front end overlapping structure, the main side left signal terminal has a main side left signal terminal front end overlapping structure, the main side left signal terminal has a main side left signal terminal front end overlapping structure, the main side right signal terminal has a main side right signal terminal front end overlapping structure. The front end lap joint structure of the left signal terminal on the main side and the front end lap joint structure of the right signal terminal on the main side are respectively exposed on the main side front end circuit board to overlap the docking structure, and the length of the front end lap joint structure of the left ground terminal on the main side and the front end lap joint structure of the right ground terminal on the main side exposed on the main side front end circuit board is longer than the length of the front end lap joint structure of the left signal terminal on the main side and the front end lap joint structure of the right signal terminal on the main side exposed on the main side front end circuit board, so that the left ground terminal on the main side and the right ground terminal on the main side can overlap the docking structure earlier than the left signal terminal on the main side and the right signal terminal on the main side.

Preferably, in the electrical connector of the present application, the rear end of the electrical connector assembly component has a main side rear end circuit board, the main side left ground terminal also has a main side left ground terminal rear end lap structure, the main side right ground terminal also has a main side right ground terminal rear end lap structure, the main side left signal terminal also has a main side left signal terminal rear end lap structure, the main side right signal terminal also has There is a main side right signal terminal rear end lap structure; the main side left ground terminal rear end lap structure and the main side left signal terminal rear end lap structure are respectively exposed on the main side rear end circuit board to lap the main side left conductive cable; the main side right ground terminal rear end lap structure and the main side right signal terminal rear end lap structure are respectively exposed on the main side rear end circuit board to lap the main side right conductive cable.

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

In addition, the present application provides an electrical connector, and further provides a primary side left conductive cable and a primary side right conductive cable for bonding, wherein the secondary side left conductive cable has a primary side left grounding wire, and the secondary side right conductive cable has a primary side right grounding wire. The electrical connector further includes: a primary side grounding assembly, wherein the secondary side grounding assembly is disposed on the secondary side of the insulating body assembly, and the secondary side grounding assembly includes a primary side left grounding wire. The left grounding terminal on the secondary side is connected to the left grounding wire on the secondary side, so that the left grounding terminal on the secondary side and the left grounding wire on the secondary side form a left grounding circuit on the primary side. The right grounding terminal on the secondary side is connected to the right grounding wire on the secondary side, so that the right grounding terminal on the secondary side and the right grounding wire on the secondary side form a right grounding circuit on the primary side. The grounding terminal is provided to bridge the left grounding wire on the secondary side and the right grounding wire on the secondary side, and connect the left grounding wire on the secondary side and the right grounding wire on the secondary side, so that the left grounding circuit on the secondary side and the right grounding circuit on the secondary side share a common ground; and a primary side common grounding component, the secondary side common grounding component is arranged on the secondary side of the insulating body component, and the secondary side common grounding component has a primary side common grounding component body, a left primary side common grounding component The lap joint structure is connected to the right lap joint structure of the primary common grounding assembly, the left lap joint structure of the secondary common grounding assembly is connected to the left grounding terminal of the secondary side, and the right lap joint structure of the secondary common grounding assembly is connected to the right grounding terminal of the secondary side. The secondary common grounding assembly body is electrically connected to the left lap joint structure of the secondary common grounding assembly and the right lap joint structure of the secondary common grounding assembly, so that the left grounding circuit of the secondary side and the right grounding circuit of the secondary side are grounded together.

Preferably, in the electrical connector of the present application, the left overlap structure of the secondary side common ground assembly and the right overlap structure of the secondary side common ground assembly are ground terminal abutment structures.

Preferably, in the electrical connector of the present application, the secondary left conductive cable also has a primary left signal wire, the secondary right conductive cable also has a primary right signal wire, and the electrical connector further includes a primary signal assembly, the secondary signal assembly is disposed on the secondary side of the insulating body assembly, the secondary signal assembly includes at least a primary left signal terminal and at least a primary right signal terminal, the secondary left signal terminal is provided for bridging the secondary left signal wire, and the secondary right signal terminal is provided for bridging the secondary right signal wire.

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

Preferably, in the electrical connector of the present application, the insulating body component has a primary terminal embedding structure and a primary common ground component embedding structure, wherein the secondary left ground terminal, the secondary right ground terminal, the secondary left signal terminal and the secondary right signal terminal can be respectively embedded in the secondary terminal embedding structure to provide the secondary ground component and the secondary signal component to be positioned in the insulating body component; the secondary common ground component body can be embedded in the secondary common ground component embedding structure to provide the secondary common ground component to be positioned in the insulating body component.

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

Preferably, in the electrical connector of the present application, the insulating body component is joined to the secondary side grounding component, the secondary side common ground component and the secondary side signal component, so that the insulating body component, the secondary side grounding component, the secondary side common ground component and the secondary side signal component are assembled into an electrical connector assembly component.

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 primary side front end circuit board, wherein the secondary side left grounding terminal has a primary side left grounding terminal front end overlapping structure, the secondary side right grounding terminal has a primary side right grounding terminal front end overlapping structure, the secondary side left signal terminal has a primary side left signal terminal front end overlapping structure, and the secondary side right signal terminal has a primary side right signal terminal front end overlapping structure; the secondary side left grounding terminal front end overlapping structure, the secondary side right grounding terminal front end overlapping structure, ... The front end lap joint structure of the left signal terminal on the secondary side and the front end lap joint structure of the right signal terminal on the secondary side are respectively exposed on the front end circuit board of the secondary side to overlap the connecting member, and the length of the front end lap joint structure of the left ground terminal on the secondary side and the front end lap joint structure of the right ground terminal on the secondary side exposed on the front end circuit board of the secondary side is longer than the length of the front end lap joint structure of the left signal terminal on the secondary side and the front end lap joint structure of the right signal terminal on the secondary side exposed on the front end circuit board of the secondary side, so that the left ground terminal on the secondary side and the right ground terminal on the secondary side can overlap the connecting member earlier than the left signal terminal on the secondary side and the right signal terminal on the secondary side.

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

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

Preferably, the electrical connector of the present application also includes a connecting common ground component, which electrically connects the main side common ground component and the secondary side common ground component, so that the main side common ground circuit and the secondary side common ground circuit are grounded.

Preferably, in the electrical connector of the present application, the connecting common ground component is a conductive plastic body, and the main side common ground component and the secondary side common ground component are metal conductors.

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 connecting ground terminal. The left ground wire can bridge the left ground terminal and the connecting ground terminal, respectively, and the right ground wire can bridge the right ground terminal and the connecting ground terminal, respectively. The left ground wire and the right ground wire can be connected by the connecting 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 are shared by a common ground to transmit a ground signal. In addition, the electrical connector provided in the present application also has a common ground component, wherein the common ground component can bridge the left ground terminal and the right ground terminal, respectively, 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 are shared by a common ground to transmit a ground signal. Therefore, the electrical connector provided by this 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.

1:Electrical connector

11: Insulation body components

111: Main side terminal embedded structure

112: Secondary terminal embedded structure

113: Main side common ground component embedded structure

114: Secondary side common ground component embedded structure

12: Main side grounding assembly

121: Main side left ground terminal

1211: Front-end lap joint structure of the left grounding terminal on the main side

1212: Lap structure at the rear end of the left grounding terminal on the main side

122: Main side right ground terminal

1221: Front-end lap joint structure of the right grounding terminal on the main side

1222: Lap structure at the rear end of the right grounding terminal on the main side

123: Main side connection ground terminal

13: Main side common ground assembly

131: Main side common ground assembly body

132: Left lap joint structure of main side common ground assembly

133: Right lap joint structure of the main side common ground assembly

17: Main side signal component

171: Main side left signal terminal

1711: Front-end lap joint structure of the signal terminal on the left side of the main unit

1712: The rear-end lap joint structure of the left signal terminal on the main side

172: Main side right signal terminal

1721: Front-end lap joint structure of the signal terminal on the right side of the main side

1722: The rear-end lap joint structure of the right signal terminal on the main side

14: Secondary grounding assembly

141: Secondary left ground terminal

1411: Front-end lap joint structure of the left grounding terminal on the secondary side

1412: Lap structure at the rear end of the left grounding terminal on the secondary side

142: Secondary right ground terminal

1421: Front-end lap joint structure of the right grounding terminal on the secondary side

1422: Lap joint structure at the rear end of the right grounding terminal on the secondary side

143: Secondary side connection ground terminal

15: Secondary side common ground assembly

151: Secondary side common ground component body

152: Left lap joint structure of the secondary side common ground assembly

153: Secondary side common ground assembly right lap joint structure

16: Connect common ground components

18: Secondary signal component

181: Secondary left signal terminal

1811: Front-end lap joint structure of the left signal terminal on the secondary side

1812: The rear end lap joint structure of the left signal terminal on the secondary side

182: Secondary right signal terminal

1821: Front-end lap joint structure of the right signal terminal on the secondary side

1822: The rear-end lap joint structure of the right signal terminal on the secondary side

2: Main side left conductive cable

21: Main side left signal cable

22: Ground wire on the left side of the main side

3: Main side right side conductive cable

31: Main side right signal cable

32: Ground wire on the right side of the main side

4: Secondary left conductive cable

41: Secondary left signal cable

42: Secondary left ground wire

5: Secondary right side conductive cable

51: Secondary right signal cable

52: Secondary right ground wire

6: Docking components

E: Electrical connector assembly components

E11: Main side front end circuit board

E12: Main side rear end circuit board

E21: Secondary side front-end circuit board

E22: Secondary rear circuit board

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

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

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

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

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

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

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

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

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

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

Figure 11 is a three-dimensional schematic diagram of the use status of an embodiment of the electrical connector of the present application.

Figure 12 is a three-dimensional schematic diagram of the use status of an embodiment of the electrical connector of the present application.

Figure 13 is a three-dimensional schematic diagram of the use status of an embodiment of the electrical connector of the present application.

Figure 14 is a top view schematic diagram of the use status of an embodiment of the electrical connector of the present application.

Figure 15 is a bottom view schematic diagram of the use state of an embodiment of the electrical connector of the present application.

FIG. 16 is a schematic cross-sectional view of some components of the electrical connector shown in FIG. 14 cut along line segment AA.

FIG. 17 is a schematic cross-sectional view of some components of the electrical connector shown in FIG. 14 cut along line segment BB.

Figure 18 is a schematic cross-sectional view of some components of the electrical connector shown in Figure 14 cut along line segment CC.

FIG. 19 is a schematic cross-sectional view of some components of the electrical connector shown in FIG. 14 cut along line segment DD.

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 in this application can electrically connect multiple 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 19.

In the embodiment shown in FIG. 11 to FIG. 15 , the electrical connector 1 is provided to respectively connect the main side left conductive cable 2, the main side right conductive cable 3, the secondary side left conductive cable 4, the secondary side right conductive cable 5 and the docking member 6. It should be noted that in the above embodiment, the main left conductive cable 2 has a main left signal wire 21 and a main left ground wire 22 for transmitting signals; the main right conductive cable 3 has a main right signal wire 31 and a main right ground wire 32 for transmitting signals; the secondary left conductive cable 4 has a secondary left signal wire 41 and a secondary left ground wire 42 for transmitting signals; the secondary right conductive cable 5 has a secondary right signal wire 51 and a secondary right ground wire 52 for transmitting signals; and the docking component 6 is, for example, a docking connector.

In the embodiment shown in FIG. 3 and FIG. 4 , the electrical connector 1 includes: an insulating body component 11, a primary side grounding component 12 and a primary side common ground component 13, a secondary side grounding component 14, a secondary side common ground component 15, a primary side signal component 17 and a secondary side signal component 18.

In the embodiment shown in FIG. 3 , the main side grounding component 12, the main side common grounding component 13 and the main side signal component 17 are arranged on the main side of the insulating main body component 11, and the main side grounding component 12 has a main side left grounding terminal 121, a main side right grounding terminal 122 and a main side connecting grounding terminal 123, and the main side signal component 17 has one or more main side left signal terminals 171 and one or more main side right signal terminals 172. In addition, the main side common grounding component 13 is, for example, a metal conductor, and the main side common grounding component 13 has a main side common grounding component body 131, a main side common grounding component left lap structure 132 and a main side common grounding component right lap structure 133.

It should be noted that in the embodiment shown in FIG. 16 , the main side left grounding terminal 121 is connected to the main side left grounding wire 22 of the main side left conductive cable 2, so that the main side left grounding terminal 121 and the main side left grounding wire 22 constitute a main side left grounding circuit to transmit a grounding signal, and the main side right grounding terminal 122 is connected to the main side right grounding wire 32, so that the main side right grounding terminal 122 and the main side right grounding wire 32 constitute a main side right grounding circuit to transmit a grounding signal. In the embodiment shown in FIG. 17 , the main side left signal terminal 171 is provided to connect the main side left signal wire 21, so that the main side left signal terminal 171 and the main side left signal wire 21 constitute a main side left signal circuit to transmit signals, and the main side right signal terminal 172 is provided to connect the main side right signal wire 31, so that the main side right signal terminal 172 and the main side right signal wire 31 constitute a main side right signal circuit to transmit signals.

Furthermore, in the embodiment shown in FIG. 14 , the main side connecting ground terminal 123 is provided to bridge the main side left ground wire 22 and the main side right ground wire 32, and connect the main side left ground wire 22 and the main side right ground wire 32, so that the main side left ground terminal 121 bridged with the main side left ground wire 22 and the main side right ground terminal 122 bridged with the main side right ground wire 32 are electrically connected, so that the main side left ground circuit and the main side right ground circuit can share a common ground and transmit a ground signal to meet the use requirements of the electrical connector 1. In addition, in the above embodiment, the main side left signal terminal 171 is located between the main side left ground terminal 121 and the main side connection ground terminal 123, and the main side right signal terminal 172 is located between the main side right ground terminal 122 and the main side connection ground terminal 123, so as to reduce the degree of interference in the signal transmission of the main side left signal terminal 171 and the main side right signal terminal 172, so that the main side left signal terminal 171 and the main side right signal terminal 172 can provide high-speed signal transmission and meet the use requirements of the electrical connector 1.

In the embodiment shown in FIG. 16 , the main side common ground assembly left side lap structure 132 is, for example, a ground terminal abutting structure and laps the main side left ground terminal 121, the main side common ground assembly right side lap structure 133 is, for example, a ground terminal abutting structure and laps the main side right ground terminal 122, and the main side common ground assembly body 131 is electrically connected to the main side common ground assembly left side lap structure 132 and the main side common ground assembly right side lap structure 133, so that the main side left ground terminal 121 lapped with the main side left ground wire 22 and the main side right ground terminal 122 lapped with the main side right ground wire 32 are electrically connected, so that the main side left ground circuit and the main side right ground circuit are grounded together and transmit the ground signal to meet the use requirements of the electrical connector 1.

In addition, in the embodiment shown in FIG. 3 , the insulating body component 11 has a main side terminal embedding structure 111, and accordingly, the main side left grounding terminal 121, the main side right grounding terminal 122, the main side left signal terminal 171 and the main side right signal terminal 172 can be respectively embedded in the main side terminal embedding structure 111, so as to provide the main side grounding component 12 and the main side signal component 17 to be positioned in the insulating body component 11. The insulating body component 11 has a main side common ground component embedding structure 113, and accordingly, the main side common ground component body 131 can be embedded in the main side common ground component embedding structure 113, so as to provide the main side common ground component 13 to be positioned in the insulating body component 11.

In the embodiment shown in FIG. 4 , the secondary grounding component 14, the secondary common grounding component 15 and the secondary signal component 18 are arranged on the secondary side of the insulating body component 11, and the secondary grounding component 14 has a secondary left grounding terminal 141, a secondary right grounding terminal 142 and a secondary connecting grounding terminal 143, and the secondary signal component 18 has one or more secondary left signal terminals 181 and one or more secondary right signal terminals 182. In addition, the secondary common grounding component 15 is, for example, a metal conductor, and the secondary common grounding component 15 has a secondary common grounding component body 151, a secondary common grounding component left lap structure 152 and a secondary common grounding component right lap structure 153.

It should be noted that in the embodiment shown in FIG. 16 , the secondary left grounding terminal 141 is connected to the secondary left grounding wire 42 of the secondary left conductive cable 4, so that the secondary left grounding terminal 141 and the secondary left grounding wire 42 constitute a secondary left grounding circuit to transmit a grounding signal, and the secondary left grounding terminal 141 is provided to connect to the secondary left grounding wire 42, so that the secondary left grounding terminal 141 and the secondary left grounding wire 42 constitute a secondary left grounding circuit to transmit a grounding signal. In the embodiment shown in FIG. 17 , the secondary left signal terminal 181 is provided to connect to the secondary left signal wire 41, so that the secondary left signal terminal 181 and the secondary left signal wire 41 constitute a secondary left signal circuit to transmit signals, and the secondary right signal terminal 182 is provided to connect to the secondary right signal wire 51, so that the secondary right signal terminal 182 and the secondary right signal wire 51 constitute a secondary right signal circuit to transmit signals.

Furthermore, in the embodiment shown in FIG. 15 , the secondary side connecting ground terminal 143 is provided to bridge the secondary side left ground wire 42 and the secondary side right ground wire 52, and connect the secondary side left ground wire 42 and the secondary side right ground wire 52, so that the secondary side left ground terminal 141 bridged with the secondary side left ground wire 42 and the secondary side right ground terminal 142 bridged with the secondary side right ground wire 52 are electrically connected, so that the secondary side left ground circuit and the secondary side right ground circuit can share a common ground and transmit a ground signal to meet the use requirements of the electrical connector 1. In addition, in the above embodiment, the secondary left signal terminal 181 is located between the secondary left ground terminal 141 and the secondary connection ground terminal 143, and the secondary right signal terminal 182 is located between the secondary right ground terminal 142 and the secondary connection ground terminal 143, so as to reduce the degree of interference in the signal transmission of the secondary left signal terminal 181 and the secondary right signal terminal 182, so that the secondary left signal terminal 181 and the secondary right signal terminal 182 can provide high-speed signal transmission and meet the use requirements of the electrical connector 1.

In the embodiment shown in FIG. 16 , the left side lap joint structure 152 of the secondary common ground assembly is, for example, a ground terminal abutting structure and laps the left side ground terminal 141 of the secondary side, and the right side lap joint structure 153 of the secondary common ground assembly is, for example, a ground terminal abutting structure and laps the right side ground terminal 142 of the secondary side, and the secondary common ground assembly body 151 is electrically connected to the left side lap joint structure 152 of the secondary common ground assembly and the right side lap joint structure 153 of the secondary common ground assembly, so that the left side ground terminal 141 of the secondary side ground wire 42 and the right side ground terminal 142 of the secondary side ground wire 52 are electrically connected, so that the left side ground circuit of the secondary side and the right side ground circuit of the secondary side share the ground and transmit the ground signal, so as to meet the use requirements of the electrical connector 1.

In addition, in the embodiment shown in FIG. 4 , the insulating body component 11 has a secondary terminal embedding structure 112, and accordingly, the secondary left grounding terminal 141, the secondary right grounding terminal 142, the secondary left signal terminal 181, and the secondary right signal terminal 182 can be respectively embedded in the secondary terminal embedding structure 112, so as to provide the secondary grounding component 14 and the secondary signal component 18 to be positioned in the insulating body component 11. The insulating body component 11 has a secondary common ground component embedding structure 114, and accordingly, the secondary common ground component body 151 can be embedded in the secondary common ground component embedding structure 114, so as to provide the secondary common ground component 15 to be positioned in the insulating body component 11.

In the embodiment shown in FIG. 1 and FIG. 2, the insulating body component 11 is connected to the main side grounding component 12, the main side common ground component 13, the secondary side grounding component 14 and the secondary side common ground component 15, so as to assemble the insulating body component 11, the main side grounding component 12, the main side common ground component 13, the secondary side grounding component 14 and the secondary side common ground component 15, the main side signal component 17 and the secondary side signal component 18 into an electrical connector assembly component E.

In addition, in the embodiments shown in FIG. 11 to FIG. 15, the front and rear ends of the electrical connector assembly component E respectively have a main side front end circuit board E11, a main side rear end circuit board E12, a secondary side front end circuit board E21 and a secondary side rear end circuit board E22, wherein the main side front end circuit board E11 and the secondary side front end circuit board E21 respectively provide a lap joint component 6, the main side rear end circuit board E12 provides a lap joint for the main side left conductive cable 2 and the main side right conductive cable 3, and the secondary side rear end circuit board E22 provides a lap joint for the secondary side left conductive cable 4 and the secondary side right conductive cable 5.

In the embodiment shown in FIG. 3 , the main side left grounding terminal 121 has a main side left grounding terminal front end lap structure 1211 and a main side left grounding terminal rear end lap structure 1212, the main side right grounding terminal 122 has a main side right grounding terminal front end lap structure 1221 and a main side right grounding terminal rear end lap structure 1222, the main side left signal terminal 171 has a main side left signal terminal front end lap structure 1711 and a main side left signal terminal rear end lap structure 1712, and the main side right signal terminal 172 has a main side right signal terminal front end lap structure 1721 and a main side right signal terminal rear end lap structure 1722.

It should be noted that in the embodiment shown in FIG. 11 and FIG. 12, the main side left ground terminal front end overlap structure 1211, the main side right ground terminal front end overlap structure 1221, the main side left signal terminal front end overlap structure 1711 and the main side right signal terminal front end overlap structure 1721 are, for example, docking component abutment structures, and are respectively exposed on the main side front end circuit board E11 to provide overlap by, for example, abutment docking component 6.

In addition, in the embodiments shown in FIG. 11 to FIG. 14, the length of the main side left ground terminal front end overlap structure 1211 and the main side right ground terminal front end overlap structure 1221 exposed on the main side front end circuit board E11 is longer than the length of the main side left signal terminal front end overlap structure 1711 and the main side right signal terminal front end overlap structure 1721 exposed on the main side front end circuit board E11, so that the main side left ground terminal 121 and the main side right ground terminal 122 can overlap the docking component 6 earlier than the main side left signal terminal 171 and the main side right signal terminal 172, so that the electrical characteristics of the electrical connector 1 meet expectations and can be widely used in various electronic devices.

In addition, in the embodiment shown in Figure 17, the main side left ground terminal rear end overlapping structure 1212, the main side left signal terminal rear end overlapping structure 1712, the main side right ground terminal rear end overlapping structure 1222 and the main side right signal terminal rear end overlapping structure 1722 are respectively exposed on the main side rear end circuit board E12 to respectively overlap the main side left conductive cable 2 and the main side right conductive cable 3. In addition, it should be explained that in the above-mentioned embodiment, the main side left grounding terminal rear end overlapping structure 1212 and the main side right grounding terminal rear end overlapping structure 1222 are, for example, conductive cable welding structures or conductive cable clamping structures, and respectively overlap the main side left grounding wire 22 of the main side left conductive cable 2 and the main side right grounding wire 32 of the main side right conductive cable 3 on the main side rear end circuit board E12. The main side left signal terminal rear end lap structure 1712 and the main side right signal terminal rear end lap structure 1722 are, for example, conductive cable welding structures or conductive cable clamping structures, and respectively lap the main side left signal wire 21 of the main side left conductive cable 2 and the main side right signal wire 31 of the main side right conductive cable 3 on the main side rear end circuit board E12.

In the embodiment shown in FIG. 4 , the secondary left grounding terminal 141 has a secondary left grounding terminal front end lap structure 1411 and a secondary left grounding terminal rear end lap structure 1412, the secondary right grounding terminal 142 has a secondary right grounding terminal front end lap structure 1421 and a secondary right grounding terminal rear end lap structure 1822, the secondary left signal terminal 181 has a secondary left signal terminal front end lap structure 1811 and a secondary left signal terminal rear end lap structure 1812, and the secondary right signal terminal 182 has a secondary right signal terminal front end lap structure 1821 and a secondary right signal terminal rear end lap structure 1822.

It should be noted that in the embodiments shown in FIG. 13 and FIG. 15 , the secondary side left ground terminal front end overlap structure 1411, the secondary side right ground terminal front end overlap structure 1421, the secondary side left signal terminal front end overlap structure 1811 and the secondary side right signal terminal front end overlap structure 1821 are, for example, docking component abutment structures, and are respectively exposed on the secondary side front end circuit board E21 to provide an overlap docking component 6 by, for example, abutment.

In addition, in the embodiments shown in FIG. 11 to FIG. 15, the length of the secondary side left ground terminal front end lap structure 1411 and the secondary side right ground terminal front end lap structure 1421 exposed on the secondary side front end circuit board E21 is longer than the length of the secondary side left signal terminal front end lap structure 1811 and the secondary side right signal terminal front end lap structure 1821 exposed on the secondary side front end circuit board E21, so that the secondary side left ground terminal 141 and the secondary side right ground terminal 142 can overlap the docking component 6 earlier than the secondary side left signal terminal 181 and the secondary side right signal terminal 182, so that the electrical characteristics of the electrical connector 1 meet expectations and can be widely used in various electronic devices.

In addition, in the embodiment shown in Figure 17, the secondary side left ground terminal rear end overlapping structure 1412, the secondary side left signal terminal rear end overlapping structure 1812, the secondary side right ground terminal rear end overlapping structure 1422 and the secondary side right signal terminal rear end overlapping structure 1822 are respectively exposed on the secondary side rear end circuit board E22 to respectively overlap the secondary side left conductive cable 4 and the secondary side right conductive cable 5. In addition, it should be explained that in the above-mentioned embodiment, the secondary side left grounding terminal rear end overlapping structure 1412 and the secondary side right grounding terminal rear end overlapping structure 1422 are, for example, conductive cable welding structures or conductive cable clamping structures, and respectively overlap the secondary side left grounding wire 42 of the secondary side left conductive cable 4 and the secondary side right grounding wire 52 of the secondary side right conductive cable 5 on the main side rear end circuit board E12. The secondary left signal terminal rear end lap structure 1812 and the secondary right signal terminal rear end lap structure 1822 are, for example, conductive cable welding structures or conductive cable clamping structures, and respectively lap the secondary left signal wire 41 of the secondary left conductive cable 4 and the secondary right signal wire 51 of the secondary right conductive cable 5 on the secondary rear end circuit board E22.

In addition, in the embodiment shown in FIG. 3 and FIG. 4, the electrical connector 1 has a connecting common ground component 16, which is, for example, a conductive plastic body, and electrically connects the main side common ground component 13 and the secondary side common ground component 15, so that the main side common ground circuit and the secondary side common ground circuit are grounded to transmit a ground signal.

In the embodiment shown in FIG. 7 , the insulating body component 11 has a main side common ground component embedding structure 113, and the main side common ground component body 131 can be embedded in the main side common ground component embedding structure 113, so that the main side common ground component 13 can be set and positioned in the insulating body component 11 through the main side common ground component embedding structure 113. In addition, in the embodiment shown in FIG. 8 , the insulating body component 11 has a secondary side common ground component embedding structure 114, and the secondary side common ground component body 151 can be embedded in the secondary side common ground component embedding structure 114, so that the secondary side common ground component 15 can be set and positioned in the insulating body component 11 through the secondary side common ground component embedding structure 114.

It should be noted that the electrical connector of the present application may also omit some components and is not limited to the above embodiments. For example, the electrical connector of the present application may optionally include only: an insulating body assembly, a main side grounding assembly, and a main side common ground assembly. The main side grounding assembly is disposed on the main side of the insulating body assembly. The main side grounding assembly includes a main side left grounding terminal, a main side right grounding terminal, and a main side connecting grounding terminal. The main side left grounding terminal is connected to the main side left grounding wire, so that the main side left grounding terminal and the main side left grounding wire constitute the main side left grounding circuit. The main side right grounding terminal is connected to the main side right grounding wire, so that the main side right grounding terminal and the main side right grounding wire constitute the main side right grounding circuit. The main side connecting grounding terminal is provided to connect the main side left grounding wire and the main side right grounding wire, and connect the main side left grounding wire and the main side right grounding wire, so that the main side left grounding circuit and the main side right grounding circuit share the same ground. The main side common grounding assembly is arranged on the main side of the insulating main body assembly. The main side common grounding assembly comprises a main side common grounding assembly body, a main side common grounding assembly left side lap joint structure and a main side common grounding assembly right side lap joint structure. The main side common grounding assembly left side lap joint structure is lap jointed with the main side left grounding terminal, and the main side common grounding assembly right side lap joint structure is lap jointed with the main side right grounding terminal. The main side common grounding assembly body is electrically connected with the main side common grounding assembly left side lap joint structure and the main side common grounding assembly right side lap joint structure, so that the main side left grounding circuit and the main side right grounding circuit are grounded together.

In summary, the electrical connector provided by 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 connecting ground terminal. The left ground wire can bridge the left ground terminal and the connecting ground terminal, respectively, and the right ground wire can bridge the right ground terminal and the connecting ground terminal, respectively. The left ground wire and the right ground wire can be connected by the connecting 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 are grounded together to transmit a ground signal. In addition, the electrical connector provided by the present application also has a common ground component, wherein the common ground component can bridge the left ground terminal and the right ground terminal, respectively, 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 are grounded together to transmit a ground signal. Therefore, the electrical connector provided by this 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 change 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

11: Insulation body components

111: Main side terminal embedded structure

113: Main side common ground component embedded structure

12: Main side grounding assembly

121: Main side left ground terminal

1211: Front-end lap joint structure of the left grounding terminal on the main side

1212: Lap structure at the rear end of the left grounding terminal on the main side

122: Main side right ground terminal

1221: Front-end lap joint structure of the right grounding terminal on the main side

1222: Lap structure at the rear end of the right grounding terminal on the main side

123: Main side connection ground terminal

13: Main side common ground assembly

131: Main side common ground assembly body

132: Left lap joint structure of main side common ground assembly

133: Right lap joint structure of the main side common ground assembly

17: Main side signal component

171: Main side left signal terminal

1711: Front-end lap joint structure of the signal terminal on the left side of the main unit

1712: The rear-end lap joint structure of the left signal terminal on the main side

172: Main side right signal terminal

1721: Front-end lap joint structure of the signal terminal on the right side of the main side

1722: The rear-end lap joint structure of the right signal terminal on the main side

15: Secondary side common ground assembly

16: Connect common ground components

Claims (15)

An electrical connector is provided for connecting a main side left conductive cable, a main side right conductive cable, a primary side left conductive cable and a primary side right conductive cable. The main side left conductive cable has a main side left ground wire and a main side left signal wire, the main side right conductive cable has a main side right ground wire and a main side right signal wire, the secondary side left conductive cable has a primary side left ground wire and a primary side left signal wire, and the secondary side right conductive cable has a primary side right ground wire and a primary side right signal wire. The electrical connector includes: an insulating body The main side grounding assembly is arranged on the main side of the insulating body assembly, and the main side grounding assembly includes a main side left grounding terminal, a main side right grounding terminal and a main side connecting grounding terminal. The main side left grounding terminal is connected to the main side left grounding wire, so that the main side left grounding terminal and the main side left grounding wire form a main side left grounding circuit. The main side right grounding terminal is connected to the main side right grounding wire, so that the main side right grounding terminal and the main side right grounding wire form a main side right grounding circuit. The main side connecting grounding terminal provides a connection The main side left grounding wire and the main side right grounding wire are connected to the main side left grounding wire and the main side right grounding wire, so that the main side left grounding circuit and the main side right grounding circuit are grounded together; and a main side common grounding component, the main side common grounding component is arranged on the main side of the insulating body component, the main side common grounding component has a main side common grounding component body, a main side common grounding component left side lap joint structure and a main side common grounding component right side lap joint structure, the main side common grounding component left side lap joint structure is lap jointed with the main side left grounding terminal, the main side common grounding component right side lap joint structure is lap jointed with the main side right grounding terminal The main side common ground component body is electrically connected to the main side common ground component left bridging structure and the main side common ground component right bridging structure, so that the main side left grounding circuit and the main side right grounding circuit are grounded together; a main side signal component, the main side signal component is arranged on the main side of the insulating body component, the main side signal component includes at least one main side left signal terminal and at least one main side right signal terminal, the main side left signal terminal is provided for bridging the main side left signal wire, and the main side right signal terminal is provided for bridging the main side right signal wire; a primary side grounding component, the secondary side grounding component The secondary side grounding assembly is arranged on the secondary side of the insulating body assembly, and the secondary side grounding assembly includes a primary side left grounding terminal, a primary side right grounding terminal and a primary side connecting grounding terminal. The secondary side left grounding terminal is connected to the secondary side left grounding wire, so that the secondary side left grounding terminal and the secondary side left grounding wire constitute a primary side left grounding circuit. The secondary side right grounding terminal is connected to the secondary side right grounding wire, so that the secondary side right grounding terminal and the secondary side right grounding wire constitute a primary side right grounding circuit. The secondary side connecting grounding terminal is provided to connect the secondary side left grounding wire and the secondary side right grounding wire. The secondary side grounding wire is connected to the secondary side left grounding wire and the secondary side right grounding wire, so that the secondary side left grounding circuit and the secondary side right grounding circuit are grounded together; the primary side grounding assembly is arranged on the secondary side of the insulating body assembly, and the secondary side grounding assembly has a primary side grounding assembly body, a primary side grounding assembly left side lap joint structure and a primary side grounding assembly right side lap joint structure, the secondary side grounding assembly left side lap joint structure is lap jointed with the secondary side left grounding terminal, the secondary side grounding assembly right side lap joint structure is lap jointed with the secondary side right grounding terminal, and the secondary side grounding assembly body is electrically connected to the secondary side grounding terminal. The left side lap joint structure of the main side common ground assembly and the right side lap joint structure of the secondary side common ground assembly make the left side ground circuit of the secondary side and the right side ground circuit of the secondary side share the same ground; a primary side signal assembly, the secondary side signal assembly is arranged on the secondary side of the insulating body assembly, the secondary side signal assembly includes at least one primary side left side signal terminal and at least one primary side right side signal terminal, the secondary side left side signal terminal is provided for lap jointing the left side signal wire of the secondary side, and the secondary side right side signal terminal is provided for lap jointing the right side signal wire of the secondary side; and a connecting common ground assembly, the connecting common ground assembly is electrically connected to the main side common ground assembly and the secondary side common ground assembly. The grounding assembly is provided so that the main side common ground circuit and the secondary side common ground circuit are grounded together, and the connecting common ground assembly, the main side common ground assembly and the secondary side common ground assembly are located and extended between the main side signal assembly and the secondary side signal assembly, wherein the connecting common ground assembly is a conductive plastic body, the main side common ground assembly and the secondary side common ground assembly are metal conductors, and the left lap joint structure of the main side common ground assembly and the right lap joint structure of the main side common ground assembly are ground terminal bending abutment structures, and the left lap joint structure of the secondary side common ground assembly and the right lap joint structure of the secondary side common ground assembly are ground terminal bending abutment structures. An electrical connector as described in claim 1, wherein the at least one main side left signal terminal is a plurality of main side left signal terminals; and the at least one main side right signal terminal is a plurality of main side right signal terminals. The electrical connector as described in claim 1, wherein the insulating body component has a main side terminal embedding structure and a main side common ground component embedding structure, wherein the main side left ground terminal, the main side right ground terminal, the main side left signal terminal and the main side right signal terminal can be respectively embedded in the main side terminal embedding structure to provide the main side ground component and the main side signal component to be positioned in the insulating body component; the main side common ground component body can be embedded in the main side common ground component embedding structure to provide the main side common ground component to be positioned in the insulating body component. An electrical connector as described in claim 1, wherein the main side left signal terminal is located between the main side left ground terminal and the main side connection ground terminal; and the main side right signal terminal is located between the main side right ground terminal and the main side connection ground terminal. The electrical connector as claimed in claim 1, wherein the insulating body component is joined to the main side grounding component, the main side common ground component and the main side signal component, so that the insulating body component, the main side grounding component, the main side common ground component and the main side signal component are assembled into an electrical connector assembly component. The electrical connector as described in claim 5 further provides a pair of overlapping components, and the front end of the electrical connector assembly component has a main side front end circuit board, wherein the main side left grounding terminal has a main side left grounding terminal front end overlapping structure, the main side right grounding terminal has a main side right grounding terminal front end overlapping structure, the main side left signal terminal has a main side left signal terminal front end overlapping structure, and the main side right signal terminal has a main side right signal terminal front end overlapping structure; the main side left grounding terminal front end overlapping structure, the main side right grounding terminal front end overlapping structure, the main side The front end lap joint structure of the left signal terminal and the front end lap joint structure of the main side right signal terminal are respectively exposed on the main side front end circuit board to overlap the docking structure, and the length of the front end lap joint structure of the main side left ground terminal and the front end lap joint structure of the main side right ground terminal exposed on the main side front end circuit board is longer than the length of the front end lap joint structure of the main side left signal terminal and the front end lap joint structure of the main side right signal terminal exposed on the main side front end circuit board, so that the main side left ground terminal and the main side right ground terminal can overlap the docking structure earlier than the main side left signal terminal and the main side right signal terminal. An electrical connector as claimed in claim 5, wherein the rear end of the electrical connector assembly component has a main side rear end circuit board, the main side left ground terminal also has a main side left ground terminal rear end lap structure, the main side right ground terminal also has a main side right ground terminal rear end lap structure, the main side left signal terminal also has a main side left signal terminal rear end lap structure, the main side right signal terminal also has There is a main side right signal terminal rear end lap structure; the main side left ground terminal rear end lap structure and the main side left signal terminal rear end lap structure are respectively exposed on the main side rear end circuit board to lap the main side left conductive cable; the main side right ground terminal rear end lap structure and the main side right signal terminal rear end lap structure are respectively exposed on the main side rear end circuit board to lap the main side right conductive cable. The electrical connector as described in claim 7, wherein the main side left ground terminal rear end lap structure, the main side right ground terminal rear end lap structure, the main side left signal terminal rear end lap structure and the main side right signal terminal rear end lap structure are conductive cable welding structures. An electrical connector as described in claim 1, wherein the at least one primary left signal terminal is a plurality of secondary left signal terminals; and the at least one primary right signal terminal is a plurality of secondary right signal terminals. The electrical connector as described in claim 1, wherein the insulating body component has a primary terminal embedding structure and a primary common ground component embedding structure, wherein the secondary left ground terminal, the secondary right ground terminal, the secondary left signal terminal and the secondary right signal terminal can be respectively embedded in the secondary terminal embedding structure to provide the secondary ground component and the secondary signal component to be positioned in the insulating body component; the secondary common ground component body can be embedded in the secondary common ground component embedding structure to provide the secondary common ground component to be positioned in the insulating body component. An electrical connector as described in claim 1, wherein the secondary left signal terminal is located between the secondary left ground terminal and the secondary connection ground terminal; and the secondary right signal terminal is located between the secondary right ground terminal and the secondary connection ground terminal. The electrical connector as claimed in claim 1, wherein the insulating body component is joined to the secondary grounding component, the secondary common ground component and the secondary signal component, so that the insulating body component, the secondary grounding component, the secondary common ground component and the secondary signal component are assembled into an electrical connector assembly component. The electrical connector as described in claim 12 further provides a pair of overlapping components, and the front end of the electrical connector assembly component has a primary side front end circuit board, wherein the secondary side left grounding terminal has a primary side left grounding terminal front end overlapping structure, the secondary side right grounding terminal has a primary side right grounding terminal front end overlapping structure, the secondary side left signal terminal has a primary side left signal terminal front end overlapping structure, and the secondary side right signal terminal has a primary side right signal terminal front end overlapping structure; the secondary side left grounding terminal front end overlapping structure, the secondary side right grounding terminal front end overlapping structure, the secondary side The front end lap joint structure of the left signal terminal and the front end lap joint structure of the secondary right signal terminal are respectively exposed on the secondary front end circuit board to overlap the docking structure, and the length of the front end lap joint structure of the secondary left ground terminal and the front end lap joint structure of the secondary right ground terminal exposed on the secondary front end circuit board is longer than the length of the front end lap joint structure of the secondary left signal terminal and the front end lap joint structure of the secondary right signal terminal exposed on the secondary front end circuit board, so that the secondary left ground terminal and the secondary right ground terminal can overlap the docking structure earlier than the secondary left signal terminal and the secondary right signal terminal. An electrical connector as claimed in claim 12, wherein the rear end of the electrical connector assembly component has a primary side rear end circuit board, the secondary side left grounding terminal also has a primary side left grounding terminal rear end lap joint structure, the secondary side right grounding terminal also has a primary side right grounding terminal rear end lap joint structure, the secondary side left signal terminal also has a primary side left signal terminal rear end lap joint structure, the secondary side right signal terminal also has a primary side left signal terminal rear end lap joint structure, It has a right signal terminal rear end lap structure on the primary side; the left ground terminal rear end lap structure on the secondary side and the left signal terminal rear end lap structure on the secondary side are respectively exposed on the secondary rear end circuit board to lap the left conductive cable on the secondary side; the right ground terminal rear end lap structure on the secondary side and the right signal terminal rear end lap structure on the secondary side are respectively exposed on the secondary rear end circuit board to lap the right conductive cable on the secondary side. An electrical connector as described in claim 14, wherein the rear end lap joint structure of the left secondary ground terminal, the rear end lap joint structure of the right secondary ground terminal, the rear end lap joint structure of the left secondary signal terminal and the rear end lap joint structure of the right secondary signal terminal are conductive cable welding structures.

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