The utility model provides a save time, the reclaimed rubber desulphurization unit of degradable low energy consumption, including frame and rack -mounted heating device and motor, heating device is equipped with feed inlet and discharge gate, heating device includes the work durm, the top opening of work durm forms the feed inlet, the work durm outer wall is equipped with infrared heating pipe, infrared heating pipe is equipped with the heat preservation outward, the heat preservation is equipped with the galvanized sheet outward, be equipped with agitating unit in the work durm, agitating unit is connected with the motor. The utility model has the advantages of heating device is the tubular structure, by outer to interior be galvanized sheet, heat preservation, infrared heating pipe and work durm in proper order, be equipped with agitating unit in the metal bucket, adopt the infrared heating mode, has avoided traditional approach water, vapour phase to become thermal energy conversion and has consumed, compare with dynamic digester, nos waste water, exhaust emission, the energy -conservation high efficiency is pollution -free to only need 10-13min to accomplish desulfurization, the time of having practiced thrift greatly promptly.