Connector assembly and busbar power connector
A connector assembly includes a terminal module, a cable module, and a heat sink. The terminal module includes a conductive plate and a plurality of terminals. The terminals are coupled to the conductive plate. The cable module includes a plurality of cables. The cables are coupled to the conductive plate and electrically connected to the terminals via the conductive plate. The heat sink is thermally coupled to the conductive plate.
1 . A busbar power connector, comprising:
a housing; and
two sets of connector assemblies partially disposed in the housing, each of the two sets of the connector assemblies comprising:
a terminal module comprising:
a conductive plate; and
a plurality of terminals coupled to the conductive plate;
a cable module comprising a plurality of cables, the cables being coupled to the conductive plate and electrically connected to the terminals via the conductive plate; and
a heat sink thermally coupled to the conductive plate,
wherein the housing comprises:
a main portion having a first opening, wherein the conductive plates of the two sets of the connector assemblies are accommodated in the main portion, and the cable modules of the two sets of the connector assemblies extend out of the housing from the first opening; and
two plugging portions connected to the main portion and respectively having two second openings facing each other, wherein the terminals of one of the two sets of the connector assemblies expose out of the housing from one of the second openings, and the terminals of another of the two sets of the connector assemblies expose out of the housing from another of the second openings.
2 . The busbar power connector of claim 1 , wherein the terminals of each of the two sets of the connector assemblies extend from an edge of the respective conductive plate, and the respective heat sink is coupled to a surface of the respective conductive plate and located between the respective terminals and the respective cables.
3 . The busbar power connector of claim 2 , wherein the respective heat sink comprises a plurality of fins extending away from the surface of the respective conductive plate.
4 . The busbar power connector of claim 3 , wherein the respective conductive plate and the respective fins are parts of a unitary structure.
5 . The busbar power connector of claim 3 , wherein the respective heat sink further comprises a coupling plate connected to the respective fins and extending above the surface of the respective conductive plate, the respective cables comprise a first group and a second group, the first group of the respective cables is coupled to the respective conductive plate, and the second group of the respective cables is coupled to the respective coupling plate and electrically connected to the respective terminals sequentially via the respective heat sink and the respective conductive plate.
6 . The busbar power connector of claim 5 , wherein the respective fins respectively have end surfaces at an end of the respective fins, and the respective coupling plate is connected to and extends away from the respective end surfaces.
7 . The busbar power connector of claim 6 , wherein the respective heat sink further comprises an extending plate connected to the surface of the respective conductive plate, the respective end surfaces, and the respective coupling plate.
8 . The busbar power connector of claim 7 , wherein the respective coupling plate and the respective extending plate form an L-shaped structure.
9 . The busbar power connector of claim 5 , wherein the first group of the respective cables has connection ends coupled to the respective conductive plate, the second group of the respective cables has connection ends coupled to the respective coupling plate, and the connection ends of the second group of the respective cables are located over the connection ends of the first group of the respective cables.
10 . The busbar power connector of claim 2 , wherein the respective heat sink comprises:
a conductive base coupled to the surface of the respective conductive plate; and
a plurality of fins connected to the respective conductive base.
11 . The busbar power connector of claim 10 , wherein the respective conductive base is in contact with the surface of the respective conductive plate, and the respective fins are connected to a side of the respective conductive base away from the respective conductive plate.
12 . The busbar power connector of claim 11 , wherein each of the two sets of the connector assemblies further comprises a fastening member fastening the respective conductive base to the respective conductive plate.
13 . The busbar power connector of claim 10 , wherein the respective conductive plate and the respective conductive base are parts of a unitary structure.
14 . The busbar power connector of claim 1 , wherein the terminals of each of the two sets of the connector assemblies comprise a first group and a second group, and the respective conductive plate comprises:
a first sub-layer coupled to the first group of the respective terminals and the respective heat sink; and
a second sub-layer coupled to a side of the respective first sub-layer away from the respective heat sink, the second group of the respective terminals being coupled to the respective second sub-layer,
wherein the first group and the second group of respective terminals are arranged linearly.
15 . The busbar power connector of claim 14 , wherein the first group and the second group of respective terminals are arranged in an alternating manner.
16 . The busbar power connector of claim 14 , wherein each of the two sets of the connector assemblies further comprises a second heat sink thermally coupled to a side of the respective second sub-layer away from the respective first sub-layer.
17 . The busbar power connector of claim 16 , wherein the respective first sub-layer and the respective second sub-layer are sandwiched between the respective heat sink and the respective second heat sink.
18 . The busbar power connector of claim 17 , wherein each of the two sets of the connector assemblies further comprises a fastening member passing through the respective first sub-layer and the respective second sub-layer and fastening the respective heat sink and the respective second heat sink.