The utility model discloses a mining high-power-density DCDC converter, and belongs to the technical field of mining power
electronic equipment. A sealing strip is arranged between a box body and a box body cover plate of the mining high-power-density DCDC converter, a detachable hoisting point and a waterproof
pressure release valve are installed on the side face of the box body, a connector, a water inlet, a water outlet and a grounding
pile which are located on the front face of the box body serve as
external connection points of the converter, and a
water cooling reactor and heat dissipation fins are installed on a
water cooling plate. A fan is arranged at the small heat dissipation position to form turbulent flow, the laminated
busbar and the
copper bar are used for being connected with a main circuit, the circuit board is fixed to the box body through a mounting beam on the mounting plate, and a wire binding seat is arranged on the mounting plate and used for fixing a wire harness. The utility model has the advantages of reasonable
layout design, compact structure, light weight,
high power density, safety, reliability, low cost, simplicity and convenience in manufacture and installation and high protection level, and can meet the use requirements of various mine trucks.