Device for preparing pyruvic acid through microbial fermentation

The utility model relates to the technical field of accessory devices of fermentation equipment, in particular to a device for preparing pyruvic acid by adopting microbial fermentation, which can improve the adaptability of a reaction kettle to different installation requirements by adjusting the heights of two groups of support frames of the reaction kettle. The influence of heat generated by themotor on the working state and the service life of the motor can be reduced by accelerating the heat dissipation of the motor; the device comprises a reaction kettle, a motor and two groups of support frames, wherein the two groups of support frames comprise a left support frame and a right support frame; two sets of fastening screws, two sets of fastening nuts, a left limiting plate and a rightlimiting plate are further included, and the front end of the left limiting plate and the front end of the right limiting plate are each provided with a plurality of sets of fixing holes; the device further comprises a worm wh