The invention relates to a regeneration device for a DPF. The device includes an electric furnace heating system, a DPF filtering system, a bypass system and an air supplement system; the air supplement system, the electric furnace heating system and the DPF filtering system are connected in order, the electric furnace heating system is provided with an electric furnace plate, and the electric furnace plate is made of cordierite honeycomb ceramic or high-temperature resistant non-conductive honeycomb materials. According to the regeneration device for the DPF, the time required by regeneration is short, and the device is safe, reliable, simple in structure, and easy and convenient to control.