Automatic control device for continuous sterilization of fermentation base material

The utility model discloses an automatic control device for continuous sterilization of a fermentation base material. The automatic control device comprises a liquor preheating tank, a feed pipe is connected with a feeding hole of the liquor preheating tank through a filter, a discharge hole of the liquor preheating tank is connected with a delivery pump, the outlet of the delivery pump is connected with a material heater through a preheating heat exchanger, the outlet of the material heater is connected with a cooling heat exchanger through a maintaining pipe and the preheating heat exchanger in turn, and the outlet of the cooling heat exchanger is connected to a digestion distribution station; and the automatic control device also comprises an overheating water tank and an alkaline water cleaning tank, wherein the outlets of the overheating water tank and the alkaline water cleaning tank are connected with the delivery pump, and the outlet pipeline of the cooling heat exchanger is connected with the overheating water tank and the alkaline water cleaning tank respectively. The automatic control device is a whole set of device established based on the automatic computer control technology condition, has the advantages of short time consumption, high tank utilization rate, heat reclamation and reuse and low nutritional component loss and damage.