Portable disinfection device

The invention discloses a portable disinfection device, and particularly relates to the technical field of fruit tree pruning tools. A portable disinfection device comprises an elastic band, hook-and-loop fasteners are arranged at the two ends of the elastic band, a shell is further arranged on the elastic band, and two first sealing plates and two first springs are symmetrically arranged in the shell; disinfection boxes are arranged in the shell, and fixing plates are arranged in the shell on the front side and the rear side of two disinfection boxes; a plurality of through holes are formed in the opposite sides of the two disinfection boxes; sponge layers and extrusion plates are sequentially arranged on the outer walls of the disinfection boxes; the extrusion plates are fixedly connected with the corresponding first sealing plates; liquid inlet pipes are arranged on the disinfection boxes, and valves are mounted on the liquid inlet pipes;and second sealing plates which are mutually nested and slide are als