Cotton straw biochar preparation device

The invention relates to the technical field of agricultural engineering biomass carbonization furnace discharging, in particular to a cotton straw biochar preparation device. The cotton straw biocharpreparation device comprises a furnace body, an ignition bin, a stirring device, a discharging valve, a discharging hopper, a discharging device, a conveying device and a ladder, wherein a combustionchamber is arranged in the furnace body, the upper part of the combustion chamber is provided with the ignition bin, the lower part, corresponding to the position below the ignition bin, of the combustion chamber is provided with the stirring device, at least one air inlet hole communicating inside and outside is uniformly distributed on the outer side of the lower part of the furnace body alongthe circumference, and the lower end of the furnace body is fixedly communicated with the big-end-up discharging hopper. According to the cotton straw biochar preparation device, the structure is reasonable and compact, the man