Electric welding flue gas collecting and purifying device

The utility model discloses an electric welding flue gas collecting and purifying device, and relates to the technical field of electric welding flue gas treatment equipment. The electric welding fluegas collecting and purifying device comprises a purifying box, a bottom plate is welded to the lower portion, close to the center, of the inner surface wall of one side of the purifying box, a suction ventilator is installed at the top of the bottom plate, and a suction opening of the suction ventilator extends out of the purifying box and is in threaded connection with a suction hood. The utility model discloses an electric welding flue gas collecting and purifying device. The suction fan is started; the suction hood can better absorb the electric welding smoke in the air; meanwhile, some impurities in the air can be better filtered by the impurity filter screen; electric welding flue gas is discharged into the cylinder through an air outlet of the suction fan, some dust can be better filtered through a dust fil