Online grading treatment device for glass coating tail gas

The invention relates to the technical field of glass coating tail gas treatment and processing, and particularly provides an online grading treatment device for glass coating tail gas. One end of the tail gas conveying pipeline is communicated with the end part of a coating unit at a tin bath and is used for collecting coating tail gas, the other end of the tail gas conveying pipeline is used for communicating and conveying the coating tail gas to a tail gas combustion furnace, and the tail gas combustion furnace is communicated with a pulse dust collector through a gas pipe and is used for carrying out dust removal treatment on the tail gas discharged after combustion; according to the device provided by the invention, in a glass coating tail gas treatment device system which is provided with a pulse dust collector for purification and dust removal, on the basis that a bypass valve is arranged in a tail gas conveying pipeline for adjusting airflow pressure fluctuation, an existing tail gas combustion furnac