A power distributing apparatus of a vehicle includes an on-board charger (OBC) for charging a battery of an electric vehicle, an electric power control unit (EPCU) stacked on the on-board charger for controlling power of the electric vehicle, and a junction block including a first bus bar block and
A power distributing apparatus of a vehicle includes an on-board charger (OBC) for charging a battery of an electric vehicle, an electric power control unit (EPCU) stacked on the on-board charger for controlling power of the electric vehicle, and a junction block including a first bus bar block and a second bus bar block supplying a current, wherein in the junction block, the first bus bar block is coupled to the on-board charger and the second bus bar block is coupled to the EPCU.
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1. A power distributing apparatus of a vehicle, comprising: an on-board charger (OBC) for charging a battery of an electric vehicle;an electric power control unit (EPCU) stacked on the on-board charger for controlling power of the electric vehicle; anda junction block including a first bus bar block
1. A power distributing apparatus of a vehicle, comprising: an on-board charger (OBC) for charging a battery of an electric vehicle;an electric power control unit (EPCU) stacked on the on-board charger for controlling power of the electric vehicle; anda junction block including a first bus bar block and a second bus bar block supplying a current,wherein in the junction block, the first bus bar block is coupled to the on-board charger and the second bus bar block is coupled to the EPCU. 2. The power distributing apparatus of a vehicle according to claim 1, wherein the junction block is disposed on side surfaces of the on-board charger and the EPCU, such that the first bus bar block and the second bus bar block are coupled to each other. 3. The power distributing apparatus of a vehicle according to claim 1, wherein the on-board charger is provided with: a first insertion part into which the first bus bar block is inserted; anda first coupling pin extended from the first insertion part toward the junction block. 4. The power distributing apparatus of a vehicle according to claim 3, wherein the EPCU is provided with: a second insertion part into which the second bus bar block is inserted; anda second coupling pin extended from the second insertion part toward the junction block. 5. The power distributing apparatus of a vehicle according to claim 4, wherein the EPCU is stacked on the on-board charger so that the center of the second insertion part of the EPCU is disposed directly on the center of the first insertion part of the on-board charger. 6. The power distributing apparatus of a vehicle according to claim 4, wherein the first coupling pin and the second coupling pin are formed in parallel with the first bus bar block and the second bus bar block. 7. The power distributing apparatus of a vehicle according to claim 4, wherein the junction block is provided with a plurality of mounting taps coupled to the OBC and the EPCU, and the mounting taps protrude to support the first bus bar block and the second bus bar block. 8. The power distributing apparatus of a vehicle according to claim 7, wherein the plurality of mounting taps includes: a first mounting tap in which a first coupling hole coupled to the first coupling pin is formed; anda second mounting tap in which a second coupling hole coupled to the second coupling pin is formed. 9. The power distributing apparatus of a vehicle according to claim 8, wherein the first mounting tap is coupled to the on-board charger by a bolt so as to fix the first bus bar block. 10. The power distributing apparatus of a vehicle according to claim 8, wherein the second mounting tap is coupled to the EPCU by a bolt so as to fix the second bus bar block. 11. The power distributing apparatus of a vehicle according to claim 8, wherein the first mounting tap is disposed in parallel with the first bus bar block, and the second mounting tap is disposed in parallel with the second bus bar block. 12. The power distributing apparatus of a vehicle according to claim 7, wherein the EPCU is stacked on the on-board charger so that the first insertion part and the second insertion part are disposed on the same line in a vertical direction. 13. The power distributing apparatus of a vehicle according to claim 1, wherein the junction block includes: a body part having an accommodating space formed therein;a cover for opening and closing the body part; anda fuse case seating and connecting high voltage fuses to each other therein,wherein the first bus bar block and the second bus bar block are electrically connected to the fuse case by separate bus bars, andgaskets are installed in the first bus bar block and the second bus bar block and are closely adhered to side surfaces of the on-board charger and the EPCU. 14. The power distributing apparatus of a vehicle according to claim 13, wherein a plurality of gaskets made of an elastic material are provided and are installed in the first bus bar block and the second bus bar block protruding to the outside of the body part. 15. The power distributing apparatus of a vehicle according to claim 14, wherein the first bus bar block and the second bus bar block include, respectively: a plurality of terminals electrically connected to each other; anda first housing and a second housing in which the plurality of terminals are installed,wherein the first housing and the second housing are installed in the body part. 16. The power distributing apparatus of a vehicle according to claim 15, wherein the first housing and the second housing are installed with rubber packings, respectively, and the rubber packings are enclosed by the gaskets. 17. The power distributing apparatus of a vehicle according to claim 16, wherein the first housing and the second housing are provided with packing grooves in which the rubber packings are seated and installed. 18. The power distributing apparatus of a vehicle according to claim 16, wherein a protrusion is formed on an outer peripheral surface of the rubber packing toward the gasket. 19. A power distributing apparatus of a vehicle, comprising: an on-board charger for charging a battery of an electric vehicle;an EPCU stacked on the on-board charger for controlling power of the electric vehicle; anda junction block including a first bus bar block coupled to the on-board charger and supplying a current and a second bus bar block coupled to the EPCU and supplying a current, and coupled to the first bus bar block and the second bus bar block to thereby be fixed to the on-board charger and the EPCU. 20. The power distributing apparatus of a vehicle according to claim 19, wherein the junction block includes: a body part having an accommodating space formed therein; anda fuse case seating and connecting high voltage fuses to each other therein,wherein the fuse case is provided with the first bus bar block and the second bus bar block, and the first bus bar block and the second bus bar block are installed in the body part so as to partially protrude to the outside of the body part.
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