Heat preservation structure of drying machine

The utility model relates to the technical field of drying machine equipment, and discloses a drying machine heat preservation structure which comprises a drying machine body, a drying machine power box is fixedly arranged on one side of the drying machine body, a control panel is fixedly arranged on the front end face of the drying machine power box, and a layer of heat preservation plate is laid on the outer surface of the drying machine body. Rigid grooves are formed in the four corners of the top of each heat preservation plate, and metal groove boxes are fixedly arranged in the four rigid grooves of each heat preservation plate. According to the utility model, on the original basis, the rigid heat preservation groove is additionally arranged, the heat preservation cotton is filled in the groove, the heat preservation groove is fixed on the frame of the drying machine by using the bolt, the heat preservation plate is pressed and fixed, and the heat preservation groove and the heat preservation plate are i