CIRCULATING FILTRATION CUP

摘要

Provided is a circulating filtration cup, comprising: a cup body (1); an inner container (2) which is cylindrical with an upper opening and a lower opening, the inner container (2) being sleeved in the cup body (1) and movable up or down; a filter cartridge (3) which is provided at the lower opening of the inner container (2) and moves up and down with the inner container (2); wherein when the filter cartridge (3) moves up and down with the inner container (2), liquid in the cup body (1) flows through the filter cartridge (3) to be filtered repeatedly. The cup can repeatedly filter the liquid in the cup many times to improve the degree of purification.