Pedal type hand disinfection liquid extrusion device for nucleic acid sampling

The utility model provides a nucleic acid sampling foot-stepping type hand disinfection liquid extruding device which comprises a fixing plate body, a bridge plate is fixed on one side of the fixing plate body close to the edge of the bottom, a top plate is fixed on the top of the fixing plate body, a movable hole is formed in the bottom of the top plate, and a movable block is connected in the movable hole in a sliding mode. A connecting pipeline is arranged in the bridge plate; by arranging the pedal plate, the nozzle of the hand disinfection liquid can be pressed by stepping on the pedal plate, so that a user does not need to press the nozzle with a hand, and the problems that the nozzle of the existing hand disinfection liquid needs to be pressed with the hand during actual use, and bacteria and viruses are left on the hand of each user during daily use, so that the use cost is reduced, and the user experience is improved are solved. When the hand disinfection liquid nozzle is pressed, bacteria and viruse