▎ 摘　　要

NOVELTY - The utility model claims a defrosting device of branch pipe pressure reducing valve, comprising a pressure reducing valve, a shell and a defrosting assembly, the utility model can pass through the pressure reducing valve is provided with a shell, the shell is provided with a heat exchanger of the hot water pipe, the hot water pipe is connected with a graphene material heat conducting net top part the shell is further equipped with a motor, the motor output end is equipped with a rotating rod and a fan blade, the bottom of the shell is provided with an air hole, the air hole is located below the fan blade, the motor is started to drive the rotating rod and the fan blade to rotate to generate wind power, starting the heat exchanger to drive the hot water pipe to heat, the heat is transmitted to the heat conducting net, the wind power generates heat through the heat conducting net, the hot air is blown to the liquid inlet and the liquid outlet of the pressure reducing valve through the air hole, the liquid inlet and the liquid outlet are defrosted .