Modularized cryopreservation tube support

The utility model relates to the field of transportation devices, in particular to a modularized cryopreservation tube support which comprises a connecting rod and a plurality of containing tanks, each containing tank is provided with a plurality of containing holes, and one end of the connecting rod is connected with the containing tanks. A plurality of elastic pieces are arranged on the inner wall of each containing hole at intervals. A plurality of sliding grooves communicated with the containing hole are formed in the containing tank, a sliding block is arranged in each sliding groove, and an extrusion piece is arranged on the face, facing the interior of the containing hole, of each sliding block. A guide block is arranged on the side wall of the sliding block, and a guide groove for the guide block to slide is formed in the inner wall of the sliding groove. The cryopreservation tube support has the advantages that the damaged part of the cryopreservation tube support can be replaced, and the maintenance