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Fumigator truck with frost protection function

PURPOSE: A multi-functional pest controlling apparatus with an anti-freezing function is provided to prevent the freezing phenomenon of chemical in pipes which are in connection with a chemical tank, a pump, and a spraying nozzle. CONSTITUTION: A multi-functional pest controlling apparatus includes a chemical tank(1), a pump(2), a distributor(21), chemical discharging pipes(34, 43), a fan type pest controlling unit(3), a mist sprayer(4), and a manual reel type pest controlling unit(5). A distributor at the outlet of the pump is connected with one port of a T-shaped joint with three connecting ports. The chemical discharging pipes are in connection with another port of the T-shaped joint. Heating wires are inserted into remaining ports of the T-shaped joint and are extended to the inner parts of the chemical discharging pipes. An o-ring and a fastening nut, and a holder are fastened to the ports with the heating wires.