Vaccine ultrafiltration concentration equipment and ultrafiltration concentration method

The invention discloses vaccine ultrafiltration concentration equipment and an ultrafiltration concentration method; the equipment comprises a tank body, the tank body is driven by a rotating motor torotate around the central axis of the tank body, an annular hollow fiber membrane column is arranged in the tank body, and the tank body is divided into a first cavity and a second cavity surroundingthe first cavity by the hollow fiber membrane column; a cover body is correspondingly arranged on the upper surface of the tank body, a feeding hole is formed in a part, corresponding to the upper part of the second cavity, of the cover body, an eluent inlet is formed in a part, corresponding to the upper part of the first cavity, of the cover body, a permeate outlet is formed in the bottom of the first cavity, and an eluent outlet is formed in the bottom of the second cavity. Bacteria liquid is filtered by the hollow fiber membrane column to achieve separation of macromolecular substances and small molecular substanc