Dust collector with flame retardant device

The utility model relates to a dust collector with a flame retardant device. The dust collector with the flame retardant device comprises a dust collection barrel and a machine head, wherein a high-temperature object inlet port is formed in the middle of the side wall of the dust collection barrel, fixing pressing buttons are evenly arranged on the edge of the upper portion of the dust collection barrel, a heat insulation metal net is arranged on the lower portion of the machine head, a heat insulation cover is arranged between the machine head and the heat insulation metal net, flame retardant filter cloth is installed inside the heat insulation metal net, a switch is arranged on the upper portion of the machine head, a metal heat insulation cover is arranged between a barrel cover of the lower portion of the machine head and the heat insulation metal net, the heat insulation metal net is of a round-barrel shape, and the flame retardant filter cloth is arranged inside the heat insulation metal net. The dust