Waste incineration dust mist collecting device

The utility model discloses a waste incineration dust fog collecting device. The invention mainly relates to the technical field of collecting devices. The device comprises a basic unit, a cooling unit and a pretreatment unit, wherein the basic unit comprises a shell, a dust fog inlet pipe, a fan, a discharging pipe and a main support, the cooling unit comprises a water tank, a water pipe assemblyand a power assembly, the cooling unit is arranged on the periphery of the dust fog inlet pipe and used for cooling the dust fog inlet pipe, and the pretreatment unit is arranged in the shell and comprises a spiral pipe and a water absorption material combination. According to the utility model, the cooling unit and the pretreatment unit are arranged on the whole structure, dust fog is collected,cooling, moisture removal and dust removal are carried out in advance before final environment-friendly treatment is carried out on the dust fog, the pretreatment effect is good, and the difficulty of subsequent environment-f