TWI724868B - Electrical connector assembly and its board end connector and wire end connector - Google Patents

Abstract

The invention provides an electrical connector assembly and its board end connector and wire end connector, which is composed of a metal shell and a plug guide structure between a wire end connector and a board end connector. Since the metal shell has good abrasion resistance, the electrical connector assembly can reduce the degree of wear after repeated use, thereby improving the service life of the electrical connector assembly of the present invention.

Description

Electric connector assembly and its board end connector and wire end connector

The present invention relates to an electrical connector assembly and its board end connector and line end connector. More specifically, it refers to an electrical connector assembly and its board end connection that can reduce external interference in electronic signal transmission The metal shell of the board end connector has a buckling structure that can buckle the terminal connector, so that the state of the line end connector plugged into the board end connector can be maintained.

According to, electrical connectors include conductive terminals and can be used to transmit electronic signals, making electrical connectors widely used in various types of electronic products. However, the transmission of electronic signals in electrical connectors is often subject to external interference. With the advancement of technology, the performance of electronic products has also been greatly improved, making the transmission performance of electronic signals of electrical connectors strictly required.

Therefore, how to reduce the degree of external interference in the transmission of electronic signals of electrical connectors has become a technical issue that the industry urgently wants to overcome.

In view of the above-mentioned shortcomings of the prior art, the present invention provides an electrical connector assembly, including: a board-end connector, the board-end connector has a board-end conductive terminal group, a board-end insulator and a board-end metal A housing, wherein: the board-end insulation system is used to embed the board-end conductive terminal group; the board-end metal shell has a board-end metal shell guiding structure and a board-end metal shell buckling structure; and A wire end connector, the wire end connector is used to plug the board end connector, and has a wire end conductive terminal group, a wire end insulator and a wire end metal shell, the wire end metal shell has a wire end metal shell guide Structure, the wire-end metal shell guiding structure has to be aligned with the board-end metal shell guiding structure to provide guidance for the wire-end connector to be inserted into the board-end connector, so that the wire-end conductive terminal group and the board-end conductive terminal group The two have to achieve an electrical connection, where: when the wire end connector is plugged into the board end connector, the wire end insulator buckle structure buckles the board end metal shell buckle structure to maintain the wire end connector The plug-in state with the board-end connector, and the wire-end metal shell and the board-end metal shell form a shielding frame-shaped body, and the shielding frame-shaped system is between the wire-end conductive terminal group and the board-end conductive terminal group Electrical shielding is provided on the periphery of the electrical connection between the two.

Optionally, in the above-mentioned electrical connector assembly, the board-end metal shell has a board-end abutting structure, and the board-end abutting structure is adjacent to the board-end insulator buckling structure, so as to buckle the board-end insulator. When the connecting structure is deformed, it provides abutting force to force the board end insulator buckle structure to return to its original shape.

Optionally, in the above-mentioned electrical connector assembly, the plate end abutting structure is an elastic arm structure, and the plate end metal shell has grooves to form the elastic arm structure.

Optionally, in the above-mentioned electrical connector assembly, the board end insulation system has a board end insulator guiding structure, the wire end insulator has a wire end insulator guiding structure, and the wire end insulator guiding structure is aligned with the board end The insulator guide structure then guides the wire end connector to be inserted into the board end connector, so that the wire end conductive terminal group and the board end conductive terminal group can be electrically connected.

Optionally, in the above-mentioned electrical connector assembly, the board-end conductive terminal group is composed of a plurality of board-end conductive terminals, and the board-end insulator further has a board-end supporting structure, and the board-end supporting structure is a pair of At least a part of the plurality of board-end conductive terminals provide structural support; the line-end conductive terminal group is composed of a plurality of line-end conductive terminals, and the line-end insulator also has a line-end support structure, and the line-end support structure is a pair of At least a part of the plurality of terminal conductive terminals provide structural support.

Optionally, in the above-mentioned electrical connector assembly, the wire-end conductive terminal group has a retaining wall structure, and the retaining wall structure is arranged at a predetermined position to stop the wire-end conductive terminal group from conducting electricity relative to the board end. The terminal group moves.

Optionally, in the above-mentioned electrical connector assembly, the wire-end conductive terminal set is used to electrically connect at least one wire, and the tail of the wire-end conductive terminal set also has a solder positioning formed by at least two side walls The solder positioning groove is used for positioning the solder to improve the effect of soldering the wire.

Optionally, in the above-mentioned electrical connector assembly, the board end metal shell further has a board end observation hole, and the board end observation hole provides a direct view to observe whether the wire end connector is plugged into the board end connector.

Optionally, in the above-mentioned electrical connector assembly, the wire-end metal shell has a wire-end fitting structure, and the wire-end fitting structure provides for fitting the wire-end insulator; the plate-end metal shell has a wire-end insulator; The board end fitting structure is provided to fit the board end insulator.

Optionally, in the above-mentioned electrical connector assembly, the wire end fitting structure is a bending structure of a part of the wire end metal shell, and the plate end fitting structure is a bending structure of the plate end metal shell. Part of the bending structure.

Optionally, in the above-mentioned electrical connector assembly, the wire-end metal shell has a wire-end clamping structure, the board-end metal shell has a board-end clamping structure, and the wire-end clamping structure is connected to the board. The end clamping structure is structurally matched, so when the line end connector is plugged into the board end connector, the line end clamping structure must be clamped to the board end clamping structure to maintain the line end connector and the board end connector. The mating state of the board connector.

Optionally, in the above-mentioned electrical connector assembly, the wire end clamping structure is an embossed structure, and the board end clamping structure is a hole structure.

Optionally, in the above-mentioned electrical connector assembly, the board-end conductive terminal group includes at least one board-end signal terminal, at least one first board-end power terminal, and at least one second board-end power terminal. Middle: The board end signal terminal is located between the first board end power terminal and the second board end power terminal; the wire end conductive terminal group includes at least one wire end signal terminal and at least one first wire end power terminal And at least one second line-end power terminal, wherein: the line-end signal terminal is located between the first line-end power terminal and the second line-end power terminal.

Optionally, in the above-mentioned electrical connector assembly, one end of the wire end signal terminal has a signal terminal clamping structure, and one end of the first wire end power terminal has a first power terminal clamping structure, One end of the second wire end power terminal has a second power terminal clamping structure; when the wire end connector is inserted into the board end connector, the signal terminal clamping structure electrically clamps the board end signal For the terminal, the first power terminal clamping structure electrically clamps the first board-end power terminal, and the second power terminal clamping structure electrically clamps the second board-end power terminal.

In addition, the present invention also provides a board end connector, the board end connector provides a wire end connector plugging, the wire end connector has a wire end metal shell, and the board end connector includes: a board end insulator; A plate-end metal shell having a plate-end metal shell guiding structure and a plate-end metal shell buckling structure; wherein the plate-end metal shell guiding structure guides the wire-end connector to be inserted into the plate end The body of the connector; when the wire end connector is plugged into the body of the board end connector, the board end metal shell buckle structure has to buckle the wire end connector to maintain the wire end connector plugged into the board The state of the body of the terminal connector, and the board-end metal shell and the wire-end metal shell are attached to the outer periphery of the body of the board-end connector where the wire-end connector is inserted into a shielding frame to provide electrical shielding .

Furthermore, the present invention also provides a wire-end connector, the wire-end connector is provided with a board-end connector, the board-end connector has a board-end metal shell, and the board-end metal shell has a board A terminal metal shell buckling structure, the terminal connector includes: a terminal insulator, the terminal insulation system has a terminal insulator buckling structure; a terminal metal shell, the terminal metal shell has a terminal metal shell guiding structure; Wherein, the wire-end metal shell guiding structure has to be aligned with the board-end metal shell to provide guidance for the body of the wire-end connector to be inserted into the board-end connector; when the body of the wire-end connector is inserted When the board end connector is connected, the wire end insulator buckle structure needs to buckle the board end metal shell buckle structure to maintain the plug-in state of the body of the wire end connector and the board end connector, and the wire The end metal shell and the board end metal shell are connected to the body of the line end connector to form a shielding frame at the periphery of the board end connector to provide electrical shielding.

Compared with the prior art, the present invention provides an electrical connector assembly and its board-end connector and wire-end connector. When in use, the wire-end metal shell and the board-end metal shell form a shielding frame for the wire end Electrical shielding is provided at the periphery of the electrical connection between the conductive terminal group and the board-end conductive terminal group, thereby achieving the purpose of reducing the degree of external interference in electronic signal transmission. In addition, the present invention uses a metal shell to form the insertion guide structure between the wire end connector and the board end connector. Due to the good wear resistance of the metal shell, the electrical connector assembly of the present invention can reduce the amount of The degree of wear that occurs after the second use further increases the service life of the electrical connector assembly of the present invention. Furthermore, the metal shell of the board terminal connector of the present invention has a buckling structure capable of buckling the terminal connector, so that the state of the wire terminal connector plugged into the board terminal connector can be maintained.

1: Electrical connector assembly

11: Board end connector

111: Board end conductive terminal group

1111: Board end signal terminal

1112: The first board end power terminal

1113: The second board end power terminal

112: Board end insulator

1121: Board end insulator buckle structure

1122: Board end insulator guide structure

1123: Board end support structure

113: plate end metal shell

1131: Board end abutment structure

1132: Board end metal shell guide structure

1133: Board end card connection structure

1134: Board end fitting structure

1135: Board end observation hole

1136: Plate end metal shell buckle structure

1137: Groove

12: Wire end connector

121: Wire end conductive terminal group

1211: Line end signal terminal

12111: signal terminal clamping structure

1212: The first line end power terminal

12121: First power terminal clamping structure

1213: The second line end power terminal

12131: Second power terminal clamping structure

1214: retaining wall structure

1215: sidewall

1216: Solder positioning groove

122: Wire end insulator

1221: Wire end insulator buckle structure

1222: Wire end insulator guide structure

1223: Wire end support structure

123: Wire end metal shell

1231: Wire end metal shell guide structure

1232: Line end card connection structure

1233: Wire end fitting structure

13: shielding frame

2: Wire

3: Solder

Figures 1 to 4 are schematic diagrams of the use state of the electrical connector assembly according to the first embodiment of the present invention.

5 to 6 are exploded schematic diagrams of the electrical connector assembly according to the first embodiment of the present invention.

Figures 7 to 9 are exploded schematic diagrams of the board end connector of the first embodiment of the present invention.

10 to 11 are exploded schematic diagrams of the terminal connector of the first embodiment of the present invention.

12 to 15 are schematic cross-sectional views of the plug-in board end connector of the wire end connector according to the first embodiment of the present invention.

Fig. 16 is a schematic diagram of the process of the plug-in board end connector of the wire end connector of the first embodiment of the present invention.

Figures 17 to 18 are schematic diagrams of the use state of the line end signal terminal of the first embodiment of the present invention.

Figures 19-22 are schematic diagrams of the use state of the electrical connector assembly according to the second embodiment of the present invention.

Figures 23 to 24 are exploded schematic diagrams of the electrical connector assembly according to the second embodiment of the present invention.

Figures 25-27 are exploded schematic diagrams of the board end connector of the second embodiment of the present invention.

Figures 28 to 29 are exploded schematic diagrams of the wire end connector of the second embodiment of the present invention.

30 to 31 are schematic cross-sectional views of the plug-in board end connector of the wire end connector according to the second embodiment of the present invention.

The following content will be combined with the drawings to illustrate the technical content of the present invention through specific specific embodiments. Those familiar with this technology can easily understand the other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied by other different specific embodiments. Various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the spirit of the present invention. In particular, the proportional relationship and relative positions of the various elements in the drawings are only for exemplary purposes, and do not represent the actual implementation of the present invention.

For the description of the embodiments disclosed in the technology of the present invention, please refer to FIG. 1 to FIG. 31 together.

In the embodiments shown in FIGS. 1 to 18, the present invention provides an electrical connector assembly 1 including a board end connector 11 and a wire end connector 12. The board end connector 11 has a board end conductive terminal group 111, a board end insulator 112 and a board end metal shell 113. The board-end metal shell 113 has a board-end fitting structure 1134 to provide the board-end insulator 112. Preferably, the plate end fitting structure 1134 is a bending structure of a part of the plate end metal shell 113 to simplify the manufacturing process.

In addition, the board end insulator 112 has a board end insulator buckling structure 1121, and the board end conductive terminal group 111 is embedded in the board end insulator 112. The plate end metal shell 113 is adjacent to the left and right sides and the top surface of the plate end insulator 112, for example, and the plate end metal shell 113 has a plate end abutting structure 1131 and a plate end metal shell guiding structure 1132. The board end abutting structure 1131 is, for example, a cantilever structure adjacent to the board end insulator buckling structure 1121, which provides abutting force when the board end insulator buckling structure 1121 deforms, forcing the board end insulator buckling structure 1121 to return to its original shape. Preferably, the plate end metal shell 113 has a slot 1137 to form an elastic arm structure. For example, the board end insulator buckle connection structure 1121 can adapt to deformation when the board end insulator buckle connection structure 1121 is deformed under force, so that the deformation of the board end insulator buckle connection structure 1121 can meet expectations. In addition, the board end abutting structure 1131 can also provide abutting force to force the board end insulator buckling structure 1121 to return to its original shape when the force of the board end insulator buckling structure 1121 is released.

Preferably, the board end metal shell 113 also has a board end observation hole 1135 to provide a direct view through the board end metal shell 113 to observe whether the board end connector 11 is in place, and to determine whether the wire end connector 12 is plugged into the board end connector. 11. The electrical connection relationship between the wire-end conductive terminal group 121 and the board-end conductive terminal group 111 can meet expectations.

Preferably, the board end conductive terminal group 111 includes at least one board end signal terminal 1111, at least one first board end power terminal 1112, and at least one second board end power terminal 1113, wherein: the board end signal terminal 1111 is located on the first board Between the end power terminal 1112 and the second board end power terminal 1113, and compared to the first board end power terminal 1112 and the second board end power terminal 1113, the board end signal terminal 1111 adopts a smaller terminal structure. , In order to achieve the purpose of reducing the size of the board connector 11 body.

The wire end connector 12 has a wire end conductive terminal group 121, a wire end insulator 122 and a wire end metal shell 123. In the present invention, the wire-end conductive terminal set 121 is used to electrically connect at least one wire 2. As shown in FIGS. 17 and 18, the tail of the wire-end conductive terminal set also has a solder positioning formed by at least two side walls 1215. The groove 1216 and the solder positioning groove 1216 are used for accommodating the positioning solder 3 to improve the effect of soldering the wire 2 by the solder 3, while maintaining the electrical connection relationship between the wire end conductive terminal group 121 and the wire 2.

In addition, the wire-end conductive terminal group 121 has a retaining wall structure 1214 that stops the wire-end conductive terminal group 121 from moving relative to the board-end conductive terminal group 111 at a predetermined position, so that the wire-end conductive terminal group 121 The relative positional relationship with the board-side conductive terminal group 111 meets expectations.

The wire end metal shell 123 has a wire end fitting structure 1233 to provide the wire end insulator 122 for fitting. Preferably, the wire end fitting structure 1233 is a bending structure of a part of the wire end metal shell 123 to simplify the manufacturing process.

In addition, as shown in FIG. 16, the wire-end metal shell 123 has a wire-end metal shell guide structure 1231 for aligning with the board-end metal shell guide structure 1132. The wire-end metal shell guide structure 1231 and the board-end metal shell guide structure 1132 can be By virtue of the metal material strength of the wire end metal shell 123 and the board end metal shell 113 respectively, the wire end connector 12 is guided to plug into the board end connector 11, so that the wire end conductive terminal group 121 and the board end conductive terminal group 111 are both, The electrical connection can be completed during the process of plugging the line end connector 12 into the board end connector 11, and effectively avoid the line end insulator 122 from unexpectedly hitting the board end conductive terminal group 111 (including the board end signal terminal) of the board end connector 11 1111, the first board-end power terminal 1112 and the second board-end power terminal 1113) to increase the service life of the board-end connector 11. It should be noted that, in the present invention, the wire-end metal housing guiding structure 1231 and the board-end metal housing guiding structure 1132 are both made of metal materials. Due to the good wear resistance of the metal materials, the electrical connector of the present invention is generally 1 can avoid serious wear and tear after repeated use.

The wire end insulator 122 has a wire end insulator fastening structure 1221, and the wire end metal shell 123 avoids the wire end insulator fastening structure 1221. Thus, when the wire end connector 12 is plugged into the board end connector 11, the board end The insulator buckling structure 1121 is deformed by force, so that the wire end insulator buckle structure 1221 buckles the board end insulator buckle structure 1121 to maintain the plug-in state of the wire end connector 12 and the board end connector 11, and the wire The terminal metal shell 123 is adjacent to the left and right sides and the bottom surface of the terminal insulator 122. Thus, when the terminal connector 12 is inserted into the board terminal connector 11, the terminal metal shell 123 and the board terminal metal shell 113 form a shielding frame shape. Body 13, the shielding frame body 13 is a line-end conductive terminal group 121 and a board-end conductive terminal group 111 Electrical shielding is provided on the periphery of the electrical connection between the two, so as to increase the electrical characteristics of the electrical connector assembly 1 of the present invention.

Preferably, the line end conductive terminal set 121 includes at least one line end signal terminal 1211, at least one first line end power terminal 1212, and at least one second line end power terminal 1213, wherein: the line end signal terminal 1211 is located at the first line end Between the power terminal 1212 and the second line-end power terminal 1213, and compared to the first line-end power terminal 1212 and the second line-end power terminal 1213, the line-end signal terminal 1211 adopts a terminal structure with a smaller size. In this way, the purpose of reducing the size of the wire end connector 12 is achieved.

Preferably, as shown in FIG. 17, one end of the wire end signal terminal 1211 has a signal terminal clamping structure 12111, one end of the first wire end power terminal 1212 has a first power terminal clamping structure 12121, and the second wire end power supply One end of the terminal 1213 has a second power terminal clamping structure 12131; in this way, when the wire end connector 12 is plugged into the board end connector 11, the signal terminal clamping structure 12111 is an electrical clamping board end signal terminal 1111. A power terminal clamping structure 12121 electrically clamps the first board-end power terminal 1112, and the second power terminal clamping structure 12131 electrically clamps the second board-end power terminal 1113, thereby ensuring that the wire-end conductive terminal group 121 is in contact with each other. The electrical connection relationship between the board-side conductive terminal group 111 is in line with expectations, and the size of the line-end signal terminal 1211 and the board-end signal terminal 1111 is reduced, and the size of the line-end connector 12 and the board-end connector 11 is reduced. purpose.

Preferably, the wire-end metal shell 123 has a wire-end clamping structure 1232, for example, an embossed structure. Correspondingly, the board-end metal shell 113 has a board-end card that is structurally matched with the wire-end clamping structure 1232, for example, a hole structure. In this way, when the wire end connector 12 is plugged into the board end connector 11, the wire end clamping structure 1232 can buckle the board end clamping structure 1133, so that the wire end metal shell 123 and the board end metal shell The strength of the metal material of 113 maintains the plug-in state of the wire end connector 12 and the board end connector 11. Due to the good wear resistance of the metal material, the electrical connector assembly 1 of the present invention can avoid the occurrence of problems after multiple uses. The problem of severe wear further increases the service life of the electrical connector assembly 1 of the present invention.

In the embodiment shown in FIGS. 19 to 31, the board-end metal shell 113 of the electrical connector assembly 1 of the present invention has a board-end metal shell buckle structure 1136. When the wire-end connector 12 is plugged into the board-end connector 11 In the case of the main body, the board-end metal shell buckle structure 1136 can directly buckle the wire-end insulator buckle structure 1221 of the terminal connector 12, so that the metal material strength of the board-side metal shell 113 can maintain the plug-in connection of the wire-end connector 12 The state of the body of the board end connector 11.

In addition, the board end insulator 112 of the present invention has a board end insulator guiding structure 1122, such as a tongue plate, and the wire end insulator 122 has a wire end insulator guiding structure 1222, such as a recessed structure, wherein the wire end insulator guiding structure 1222 is right The board end insulator guide structure 1122 is provided to prevent fools, and then the wire end connector 12 is guided to plug into the board end connector 11 so that the wire end conductive terminal group 121 and the board end conductive terminal group 111 can be electrically connected.

In addition, the board-end conductive terminal group 111 is composed of a plurality of board-end conductive terminals, and the board-end insulator 112 also has a board-end support structure 1123, and the board-end support structure 1123 is for at least a part of the plurality of board-end conductive terminals (for example, The board end signal terminal 1111) provides structural support to avoid bending and damage of the board end conductive terminal when the line end connector 12 is plugged into the board end connector 11. Correspondingly, the wire-end conductive terminal group 121 is composed of a plurality of wire-end conductive terminals, and the wire-end insulator 122 also has a wire-end support structure 1223, and the wire-end support structure 1223 is for at least a part of the plurality of wire-end conductive terminals ( For example, the wire end signal terminal 1211) provides structural support to avoid bending and damage of the wire end conductive terminal during the process of plugging the wire end connector 12 into the board end connector 11.

In summary, the present invention provides an electrical connector assembly and its board end connector and wire end connector. When in use, the wire end metal shell and the board end metal shell must form a shielding frame for the line Electrical shielding is provided on the periphery of the electrical connection between the terminal conductive terminal group and the board terminal conductive terminal group, thereby achieving the purpose of reducing the degree of external interference in electronic signal transmission. In addition, the present invention uses a metal shell to form the insertion guide structure between the wire end connector and the board end connector. Due to the good wear resistance of the metal shell, the electrical connector assembly of the present invention can reduce the amount of The process of wear after the first use Therefore, the service life of the electrical connector assembly of the present invention is improved. Furthermore, the metal shell of the board terminal connector of the present invention has a buckling structure capable of buckling the terminal connector, so that the state of the wire terminal connector plugged into the board terminal connector can be maintained.

The above-mentioned embodiments only exemplarily illustrate the principles and effects of the present invention, and are not used to limit the present invention. Anyone familiar with the technology can modify and change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be as listed in the scope of the patent application of the present invention.

1: Electrical connector assembly

11: Board end connector

1111: Board end signal terminal

1112: The first board end power terminal

1113: The second board end power terminal

112: Board end insulator

1121: Board end insulator buckle structure

1122: Board end insulator guide structure

1123: Board end support structure

113: plate end metal shell

1136: Plate end metal shell buckle structure

12: Wire end connector

123: Wire end metal shell

1231: Wire end metal shell guide structure

2: Wire

Claims (11)

An electrical connector assembly includes: a board-end connector, the board-end connector has a board-end conductive terminal group, a board-end insulator and a board-end metal shell, wherein: the board-end insulation system is used for The board-end conductive terminal set is embedded; the board-end metal shell has a board-end metal shell guiding structure and a board-end metal shell buckling structure; and a wire-end connector, which is used to plug the The board end connector has a wire-end conductive terminal group, a wire-end insulator and a wire-end metal shell. The wire-end insulation system has a wire-end insulator buckling structure, and the wire-end metal shell has a wire-end metal shell guiding structure. The wire-end metal shell guiding structure must be aligned with the board-end metal shell guiding structure to provide guidance for the wire-end connector to be inserted into the board-end connector, so that the wire-end conductive terminal group and the board-end conductive terminal group are both An electrical connection is achieved, wherein: when the wire end connector is plugged into the board end connector, the wire end insulator buckle structure has to buckle the board end metal shell buckle structure to maintain the wire end connector and the board end connector. The plug-in state of the board-end connector, and the wire-end metal shell and the board-end metal shell form a shielding frame-shaped body, and the shielding frame-shaped system is at both the wire-end conductive terminal group and the board-end conductive terminal group The periphery of the electrical connection is provided with electrical shielding; wherein, the board-end conductive terminal group is composed of a plurality of board-end conductive terminals, and the board-end insulator also has a board-end supporting structure, and the board-end supporting structure is At least a part of the plurality of board-end conductive terminals provide structural support; the line-end conductive terminal group is composed of a plurality of line-end conductive terminals, and the line-end insulator also has a line-end support structure, which At least a part of the plurality of terminal conductive terminals provide structural support. The electrical connector assembly according to claim 1, wherein the board end insulation system has a board end insulator guiding structure, the wire end insulator has a wire end insulator guiding structure, and the wire end insulator The guiding structure needs to be aligned with the board-end insulator guiding structure, and then guide the wire-end connector to be inserted into the board-end connector, so that the wire-end conductive terminal group and the board-end conductive terminal group can be electrically connected. Request item 1 The electrical connector assembly according to claim 1, wherein the wire end conductive terminal group has a retaining wall structure, and the retaining wall structure is fixed at a predetermined position to stop the wire end conductive terminal group relative to the board end. The conductive terminal group moves. The electrical connector assembly according to claim 1, wherein the wire end conductive terminal set is used to electrically connect at least one wire, and the tail of the wire end conductive terminal set also has a solder formed by at least two side walls The positioning groove is used for positioning the solder to improve the effect of soldering the wire. The electrical connector assembly according to claim 1, wherein the board end metal shell further has a board end observation hole, and the board end observation hole provides a direct view to observe whether the wire end connector is plugged into the board end connector . The electrical connector assembly according to claim 1, wherein the wire end metal shell has a wire end fitting structure, and the wire end fitting structure provides for fitting the wire end insulator; and the plate end metal shell has A board end embedding structure is provided to fit the board end insulator. The electrical connector assembly according to claim 6, wherein the wire end fitting structure is a bending structure of a part of the wire end metal shell, and the plate end fitting structure is the plate end metal shell Part of the bending structure. The electrical connector assembly according to claim 1, wherein the wire-end metal shell has a wire-end clamping structure, the board-end metal shell has a board-end clamping structure, and the wire-end clamping structure is connected to the wire-end clamping structure. The board end clamping structure is structurally matched, so that when the line end connector is inserted into the board end connector, the line end clamping structure needs to be clamped to the board end clamping structure to maintain the line end connector and the board end connector. The plug-in state of the board connector. The electrical connector assembly according to claim 8, wherein the wire end clamping structure is an embossed structure, and the board end clamping structure is a hole structure. The electrical connector assembly according to claim 1, wherein the board-end conductive terminal group includes at least one board-end signal terminal, at least one first board-end power terminal, and at least one second board-end power terminal, wherein: The board end signal terminal is located between the first board end power terminal and the second board end power terminal; the wire end conductive terminal group includes at least one wire end signal terminal, at least one first wire end power terminal, and at least one The second wire-end power terminal, wherein: the wire-end signal terminal is located between the first wire-end power terminal and the second wire-end power terminal. The electrical connector assembly according to claim 10, wherein one end of the wire end signal terminal has a signal terminal clamping structure, and one end of the first wire end power terminal has a first power terminal clamping structure One end of the second wire end power terminal has a second power terminal clamping structure; when the wire end connector is plugged into the board end connector, the signal terminal clamping structure electrically clamps the board end For signal terminals, the first power terminal clamping structure electrically clamps the first board-end power terminal, and the second power terminal clamping structure electrically clamps the second board-end power terminal.

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