Filterable centrifugal tube

The utility model relates to the technical field of centrifugal tubes, in particular to a filterable centrifugal tube, which comprises a centrifugal tube body, a filter screen is fixedly mounted at the bottom of the centrifugal tube body, a bottom cover is sleeved at the bottom of the centrifugal tube body and outside the filter screen, and a fixing mechanism for conveniently disassembling and assembling the filter screen is arranged on the centrifugal tube body. The fixing mechanism comprises fixing boxes, fixing rods, a box body, a rack, a telescopic spring and an incomplete gear, and the fixing boxes are fixedly mounted on the left side and the right side of the centrifugal tube body and located below the clamping blocks. According to the filterable centrifugal tube, lower clear liquid in the centrifugal tube body can be discharged along the water permeable holes by opening the bottom cover, and precipitates in a solution can be filtered by the filter screen, so that the lower clear liquid in the centrifug