Device convenient to decontaminate and clean

The utility model belongs to the technical field of cleaning equipment, and particularly relates to a device convenient for decontamination and cleaning, which is characterized in that a soft cotton thread is folded and penetrates through a hole of a spray head lower cover, a snap ring is used for buckling the soft cotton thread, a sealing ring is arranged in the spray head lower cover, and then the spray head lower cover and a spray head upper cover are tightened. The rubber hose is connected and screwed with a through hole in the nozzle upper cover, the rubber hose penetrates through the thin-wall steel pipe, a rotating lug plate on the thin-wall steel pipe is connected with a supporting lug plate on the nozzle upper cover through two rotating screws, the rubber hose at the head of the thin-wall steel pipe is connected with the hand pressure type valve, and the other end of the hand pressure type valve is connected with the sawtooth insertion pipe. And the sawtooth intubation tube is connected with a liquid