Modularized first-aid backpack

The utility model discloses a modularized first-aid backpack, which relates to the technical field of medical equipment and comprises a supporting mechanism and a plurality of groups of module boxes. The multiple sets of module boxes are rotationally installed on the supporting column through the hollow shaft, every two adjacent sets of module boxes are installed in a sliding mode, the multiple sets of limiting assemblies are arranged between the supporting column and the hollow shaft, the shell mechanism is arranged outside the module boxes, the two sets of unlocking assemblies are symmetrically installed on the two sides of the shell box in a sliding mode, and four sets of self-locking holes are formed in the bottom of the shell box. Four sets of buckle mechanisms are symmetrically arranged on the base, one set of buckle mechanisms corresponds to one set of self-locking holes, the control assembly controls rotation of the module box, and an infusion support is arranged in the supporting column. Compared wit