Multifunctional infectious disease preventing and treating device

The invention discloses a multifunctional infectious disease preventing and treating device. The multifunctional infectious disease preventing and treating device comprises a shell and a cover body; hanging lugs are symmetrically at the front end and the right end of the left side of the cover body; an air inlet and an air outlet are formed in the central position of the right side of the cover body; the air outlet of the cover body is communicated with an air inlet of a first one-way air valve; the air inlet of the cover body is communicated with an air outlet of a second one-way air valve; an adhesive tape is arranged on the front side of the shell; a singlechip and a control switch are fixed on the upper part of the back side in the shell; a storage battery is fixed on the middle part of the back side in the shell; an airbag, an air purifying box and a variable-frequency air pump are fixed on the bottom surface in the shell sequentially from left to right; the shell is fixed on the body of a medical worker