▎ 摘　　要

NOVELTY - The utility model claims a waste gas recycling device for metallurgy device, comprising a base and a recycling tower main body; the filtered gas is discharged through the air outlet; the connecting pipeline is recycled; the inner part of the air outlet is fixedly installed with a pH value detecting meter; the concentration of the gas pH value after detecting and filtering is detected; convenient for acceptance, strong practicability, good adsorption effect of active carbon layer and graphene layer; it can further absorb gas, convenient for fresh air; the temperature sensor can sense the temperature in the recovery tower body, convenient to observe; the active carbon column is fixedly installed in the cushion layer; the absorbed gas can be absorbed by the active carbon column; the mounting cylinder can protect the active carbon column from repeatedly using without damage; the small hole is provided with multiple groups, and are set on the outer surface of the mounting cylinder; the active carbon column can absorb the gas through the small hole, and spray through the high pressure nozzle; the valve is fixedly installed in the inner part of the high pressure nozzle; It can open and close the high pressure nozzle at any time, and it is convenient to maintain.