Multifunctional disinfecting and killing equipment for security check

The utility model discloses a multi-functional disinfection device for security check, which comprises a tetragonal box body, concave grooves are respectively arranged on two sides of the upper surface of the box body, a liquid storage tank with an inverted trapezoidal cross section is arranged in the middle of the upper surface of the box body, a first sensor is arranged on the inner wall of the liquid storage tank, and a second sensor is arranged on the inner wall of the first sensor. A cover plate is detachably connected to the upper portion of the liquid storage tank. A cavity is formed in the lower portion of one side face of the box body, and a second sensor is arranged in the cavity. A storage battery pack, a dryer and a sprayer are arranged in the box body, and the dryer and the sprayer are in circuit connection with the storage battery pack; one end of the spraying machine is communicated with the liquid storage tank through a pipeline, and the other end of the spraying machine is arranged above the