Spinning is heating system for dryer

The utility model provides a spinning is heating system for dryer, includes heating device, heating device including the heating bucket with set up the first coil pipe in the heating bucket, it is consecutive with the second coil pipe and the high -temperature steam station of first valve, high -order boiling water bucket that the entry end of first coil pipe passes through the high -temperature steam pipeline, it is continuous with the recycling bin that the exit end of first coil pipe passes through return line, the top of high -order boiling water bucket is equipped with the inlet tube, and the bottom of high -order boiling water bucket links to each other with low level boiling water bucket through the moisturizing pipeline, and the vertical height of high -order boiling water bucket is higher than low level boiling water bucket, and heating device's position is higher than the recycling bin. The utility model discloses utilize floor pressure differential within a definite time can realize the no blowback