Electric connector combination

Abstract

The utility model provides an electric connector combination which comprises a first connector and a second connector which are mutually plugged, the first connector comprises a first insulation body and a plurality of first conductive terminals fixed in the first insulation body, and the second connector comprises a second insulation body and a plurality of second conductive terminals fixed in the second insulation body. The first insulating body comprises a first accommodating part and a second accommodating part which are arranged up and down and integrally connected, and the first accommodating part comprises a first mounting part and a first accommodating cavity positioned at the front side of the first mounting part; the first installation part is provided with a plurality of first terminal grooves penetrating the first installation part in the front-back direction and a plurality of heat dissipation grooves communicated with the first terminal grooves, and the two sides of each first terminal groove in the transverse direction are each provided with one heat dissipation groove. Each heat dissipation groove extends forwards from the rear end face of the first installation part to the front end face of the first installation part and is communicated with the first containing cavity. The electric connector combination can be suitable for a high-power-consumption system.

Description

Technical Field

[0001] The utility model relates to an electric connector assembly. Background Art

[0002] Traditional electrical connector assemblies consist of a first connector and a second connector that mate with each other. Each connector has an insulating body and a plurality of conductive terminals fixed within the insulating body. These terminals are used to transmit power. When data signals are also required, additional connectors are required for transmission, making the product structure and installation more complex. Furthermore, as the power consumption of internal power supplies in servers and computers increases due to the increasing functionality of their applications, existing electrical connector assemblies are no longer able to meet the high power requirements of graphics cards.

[0003] In view of this, it is necessary to improve the existing electrical connector assembly to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an electrical connector assembly which has a simple structure and can adapt to the increase in power consumption of internal equipment.

[0005] In order to achieve the above-mentioned purpose of the utility model, the utility model provides an electrical connector combination, which includes a first connector and a second connector that are plugged into each other, the first connector including a first insulating body and a plurality of first conductive terminals fixed in the first insulating body, the first insulating body including a first accommodating portion and a second accommodating portion arranged up and down and connected as a whole, the first accommodating portion including a first mounting portion and a first accommodating cavity located on the front side of the first mounting portion, the first mounting portion is provided with a plurality of first terminal grooves formed through it along the front-to-back direction and a plurality of heat dissipation grooves connected to the first terminal grooves, each of the first terminal grooves is provided with a heat dissipation groove on both sides in the transverse direction, and each of the heat dissipation grooves extends forward from the rear end face of the first mounting portion to the front end face of the first mounting portion and is connected to the first accommodating cavity.

[0006] As a further improvement of the present invention, each of the heat dissipation slots is defined by a pair of horizontal walls arranged opposite to each other in the height direction and an arc-shaped side wall connecting the pair of horizontal walls.

[0007] As a further improvement of the present invention, the first mounting portion also has a plurality of recessed portions formed forwardly from its rear end surface, and a first terminal groove is provided between two adjacent recessed portions, and the depth of each recessed portion recessed forward is smaller than the depth of the heat dissipation groove recessed forward.

[0008] As a further improvement of the present invention, each of the recessed portions is formed by a pair of lateral walls arranged opposite to each other in the transverse direction and a pair of lateral walls arranged opposite to each other in the height direction. Each recessed portion and the heat dissipation groove adjacent to it are separated by a lateral wall. At least part of the lateral walls are provided with an arc-shaped protrusion formed by arching toward the interior of the recessed portion defined by it, and the arc-shaped protrusion is located in the middle of the lateral wall in the height direction.

[0009] As a further improvement of the present invention, the distance from the terminating surface of the recessed portion to the rear end surface of the first mounting portion is greater than the distance from the terminating surface to the front end surface of the first mounting portion.

[0010] As a further improvement of the present invention, the second accommodating portion includes a second mounting portion and a second accommodating cavity located on the front side of the second mounting portion, the second mounting portion is provided with a plurality of second terminal slots formed through it along the front-to-back direction, the first conductive terminal includes a first power terminal fixed in the first terminal slot and a first signal terminal fixed in the second terminal slot, and a convex strip extending in the height direction is provided between two adjacent second terminal slots in the lateral direction.

[0011] As a further improvement of the present invention, the second connector includes a second insulating body and a plurality of second conductive terminals fixed in the second insulating body, the second insulating body includes a third accommodating portion and a fourth accommodating portion arranged up and down and integrally connected, and the second conductive terminals include a second power terminal fixed in the third accommodating portion and a second signal terminal fixed in the fourth accommodating portion.

[0012] As a further improvement of the present invention, the second power terminal is provided with a pair of wings arranged on both sides thereof in the transverse direction and extending along the transverse direction, and the third receiving portion is provided with a stop surface matching with the wings, and the stop surface is located between the wings and the mating surface of the second connector in the front-to-back direction.

[0013] As a further improvement of the present invention, the fourth receiving portion is provided with a fourth terminal slot formed through it in the front-to-back direction and a through slot open downward and connected to the fourth terminal slot, and the second signal terminal has a wing portion snapped into the through slot.

[0014] As a further improvement of the present invention, the wing portion is provided on one side of the second signal terminal in the transverse direction, and the through slot is located on one side of the fourth terminal slot in the transverse direction.

[0015] The electrical connector assembly of the present invention is configured with a heat dissipation slot on both sides of each first terminal slot in the lateral direction. Each heat dissipation slot extends forward from the rear end surface of the first mounting portion to the front end surface of the first mounting portion and is connected to the first receiving cavity. In this way, it is suitable for higher power power transmission, so that the electrical connector assembly can provide higher reliability and better power conversion efficiency, and provide higher power for the graphics card, ensuring that the graphics card can operate continuously and stably and maintain the stability of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the first connector and the second connector of the electrical connector assembly of the present invention after being plugged in.

[0017] Figures 2 to 3 yes Figure 1 A perspective view of the first connector and the second connector of the electrical connector assembly when not plugged in.

[0018] Figure 4 yes Figure 2 A perspective exploded view of the first connector in the electrical connector assembly shown.

[0019] Figure 5 yes Figure 4 The cross-sectional view of the first connector is shown with part of the first conductive terminals removed.

[0020] Figure 6 yes Figure 2 A cross-sectional view of the second insulating body of the second connector in the electrical connector assembly is shown.

[0021] Figure 7 yes Figure 2 A cross-sectional view of the second connector in the electrical connector assembly is shown.

[0022] Figure 8 yes Figure 1 A cross-sectional view of the electrical connector assembly shown. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention is described in detail below with reference to the accompanying drawings and specific embodiments.

[0024] Please refer to Figures 1 to 8 The figure shows a preferred embodiment of the electrical connector combination of the present invention, which comprises a first connector 100 and a second connector 200 that are plugged into each other. In this embodiment, the first connector 100 is a board-end connector mounted on an external circuit board, and the second connector 200 is a line-end connector connected to an external cable.

[0025] For ease of explanation, when introducing a single first connector 100 or second connector 200 below, the mating ends of the first connector 100 and the second connector 200 will be regarded as the front end, and the other end arranged opposite to each other will be regarded as the rear end. That is, the front-to-back direction is the mating direction of the first connector 100 and the second connector 200. At the same time, a direction perpendicular to the front-to-back direction is defined as the lateral direction, and another direction perpendicular to the front-to-back direction is defined as the height direction.

[0026] Please refer to Figures 1 to 5 As shown, the first connector 100 includes a first insulating body 11 and a plurality of first conductive terminals 12 fixed in the first insulating body 11, the first insulating body 11 includes a first receiving portion 112 and a second receiving portion 113 arranged up and down and integrally connected, the first receiving portion 112 includes a first mounting portion 1121 and a first receiving cavity 1122 located in front of the first mounting portion 1121, the first mounting portion 1121 is provided with a plurality of first terminal grooves 1123 formed through it along the front-to-back direction and a plurality of heat dissipation grooves 1124 connected to the first terminal grooves 1123, each of the first terminal grooves 1123 is provided with a heat dissipation groove 1124 on both sides in the transverse direction, each of the heat dissipation grooves 1124 extends forward from the rear end surface of the first mounting portion 1121 to the front end surface of the first mounting portion 1121 and is connected to the first receiving cavity 1122, so as to be suitable for higher power power transmission, so that the electrical connector combination can provide higher reliability and better power conversion efficiency, and provide higher power for the graphics card, ensuring that the graphics card can run continuously and stably and maintain the stability of the system.

[0027] Each of the heat dissipation slots 1124 is defined by a pair of horizontal walls 11241 disposed opposite to each other in the height direction and an arc-shaped side wall 11242 connecting the pair of horizontal walls 11241 .

[0028] The first mounting portion 1121 also has a plurality of recessed portions 1125 formed forwardly from its rear end surface, and a first terminal groove 1123 is provided between two adjacent recessed portions 1125 . The depth of each recessed portion 1125 recessed forwardly is smaller than the depth of the heat dissipation groove 1124 recessed forwardly.

[0029] Each of the recessed portions 1125 is formed by a pair of lateral walls 11251 arranged opposite to each other in the transverse direction and a pair of lateral walls 11252 arranged opposite to each other in the height direction. Each of the recessed portions 1125 and the adjacent heat dissipation slot 1124 are separated by a lateral wall 11251. At least part of the lateral walls 11251 are provided with an arc-shaped protrusion 11253 arched toward the interior of the recessed portion 1125 defined by it. The arc-shaped protrusion 11253 is located in the middle of the lateral wall 11251 in the height direction.

[0030] The distance from the terminating surface of the recessed portion 1125 to the rear end surface 1120 of the first mounting portion 1121 is greater than the distance from the terminating surface to the front end surface of the first mounting portion 1121. The terminating surface of the recessed portion 1125 is a cutoff surface that is recessed forward from the rear end surface 1120 of the first mounting portion 1121.

[0031] The second receiving portion 113 includes a second mounting portion 1131 and a second receiving cavity 1132 located on the front side of the second mounting portion 1131. The second mounting portion 1131 is provided with a plurality of second terminal grooves 1133 formed through the second mounting portion 1131 along the front-to-back direction. The first conductive terminal 12 includes a first power terminal 121 fixed in the first terminal groove 1123 and a first signal terminal 123 fixed in the second terminal groove 1133. A convex strip 1134 extending in the height direction is provided between two adjacent second terminal grooves 1133 in the transverse direction.

[0032] Please refer to Figures 1 to 3 and Figures 6 to 8 As shown, the second connector 200 includes a second insulating body 21 and a plurality of second conductive terminals 23 fixed in the second insulating body 21. The second insulating body 21 includes a third accommodating portion 212 and a fourth accommodating portion 213 arranged up and down and connected as one body. The second conductive terminals 23 include a second power terminal 231 fixed to the third accommodating portion 212 and a second signal terminal 232 fixed to the fourth accommodating portion 213.

[0033] The second power terminal 231 is provided with a pair of wings 2312 which are arranged on both sides thereof in the transverse direction and extend along the transverse direction. The third receiving portion 212 is provided with a stop surface 2121 which cooperates with the wings 2312. The stop surface 2121 is located between the wings 2312 and the mating surface of the second connector 200 in the front-to-back direction.

[0034] The fourth receiving portion 213 is provided with a fourth terminal slot 2131 extending therethrough in the front-to-back direction, and a downwardly open through-slot 2132 communicating with the fourth terminal slot 2131. The second signal terminal 232 has a wing portion 2321 that snaps into the through-slot 2132. The wing portion 2321 is provided on one side of the second signal terminal 232 in the transverse direction, and the through-slot 2132 is located on one side of the fourth terminal slot 2131 in the transverse direction.

[0035] The electrical connector assembly of the present invention is configured with a heat dissipation slot 1124 on both sides of each first terminal slot 1123 in the horizontal direction. Each heat dissipation slot 1124 extends forward from the rear end face of the first mounting portion 1121 to the front end face of the first mounting portion 1121 and is connected to the first receiving cavity 1122. This makes it suitable for higher power power transmission, thereby enabling the electrical connector assembly to provide higher reliability and better power conversion efficiency, and provide higher power for the graphics card, ensuring that the graphics card can operate continuously and stably and maintain the stability of the system.

[0036] The above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. An electrical connector assembly comprising a first connector and a second connector that are plugged into each other, wherein the first connector comprises a first insulating body and a plurality of first conductive terminals fixed within the first insulating body, characterized in that: The first insulating body includes a first receiving portion and a second receiving portion arranged up and down and integrally connected, the first receiving portion includes a first mounting portion and a first receiving cavity located in front of the first mounting portion, the first mounting portion is provided with a plurality of first terminal grooves formed through it along the front-to-back direction and a plurality of heat dissipation grooves connected to the first terminal grooves, each of the first terminal grooves is provided with a heat dissipation groove on both sides in the transverse direction, and each of the heat dissipation grooves extends forward from the rear end surface of the first mounting portion to the front end surface of the first mounting portion and is connected to the first receiving cavity.

2. The electrical connector assembly according to claim 1, wherein: Each of the heat dissipation slots is defined by a pair of horizontal walls arranged opposite to each other in the height direction and an arc-shaped side wall connecting the pair of horizontal walls.

3. The electrical connector assembly according to claim 2, wherein: The first mounting portion further comprises a plurality of recessed portions formed forwardly from its rear end surface, a first terminal groove being provided between two adjacent recessed portions, and a forward recessed depth of each recessed portion being smaller than a forward recessed depth of the heat dissipation groove.

4. The electrical connector assembly according to claim 3, wherein: Each of the recessed portions is formed by a pair of lateral walls arranged opposite to each other in the transverse direction and a pair of lateral walls arranged opposite to each other in the height direction. Each recessed portion is separated from the adjacent heat dissipation slot by a lateral wall. At least part of the lateral walls is provided with an arc-shaped protrusion formed by arching toward the interior of the recessed portion defined by it, and the arc-shaped protrusion is located in the middle of the lateral wall in the height direction.

5. The electrical connector assembly according to claim 3, wherein: The distance from the terminating surface of the recessed portion to the rear end surface of the first mounting portion is greater than the distance from the terminating surface to the front end surface of the first mounting portion.

6. The electrical connector assembly according to claim 1, wherein: The second receiving portion includes a second mounting portion and a second receiving cavity located in front of the second mounting portion. The second mounting portion is provided with a plurality of second terminal slots formed through the second mounting portion in the front-to-back direction. The first conductive terminal includes a first power terminal fixed in the first terminal slot and a first signal terminal fixed in the second terminal slot. A convex strip extending in the height direction is provided between two adjacent second terminal slots in the lateral direction.

7. The electrical connector assembly according to any one of claims 1 to 6, wherein: The second connector includes a second insulating body and a plurality of second conductive terminals fixed in the second insulating body. The second insulating body includes a third receiving portion and a fourth receiving portion arranged up and down and integrally connected. The second conductive terminals include a second power terminal fixed in the third receiving portion and a second signal terminal fixed in the fourth receiving portion.

8. The electrical connector assembly according to claim 7, wherein: The second power terminal is provided with a pair of wings which are arranged on both sides thereof in the transverse direction and extend along the transverse direction, and the third receiving portion is provided with a stop surface which cooperates with the wings, and the stop surface is located between the wings and the mating surface of the second connector in the front-to-back direction.

9. The electrical connector assembly according to claim 7, wherein: The fourth receiving portion is provided with a fourth terminal slot formed through the fourth receiving portion in the front-to-back direction and a through slot opened downward and connected to the fourth terminal slot. The second signal terminal has a wing portion snapped into the through slot.

10. The electrical connector assembly according to claim 9, wherein: The wing portion is disposed on one side of the second signal terminal in the transverse direction, and the through slot is located on one side of the fourth terminal slot in the transverse direction.

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