Micro ultraviolet waste gas treatment device

A micro ultraviolet waste gas treatment device, comprising a waste gas pipe (3) and an expansion guide groove (2) connected with it, the outlet end of the expansion guide groove (2) and the treatment and exhaust frame (1), the inlet end of the treatment and exhaust frame (1) is separated into a plurality of spaces by a partition plate (13), and each space is provided with a waste gas treatment device (12), The outlet end of the waste gas treatment device (12) is connected and combined into multiple groups through the polymerization exhaust pipe (4), each polymerization exhaust pipe (4) is provided with a recovery pipe (5), the recovery pipe (5) is polymerized into a recovery main pipe (8) at the inlet end of the waste gas pipe (3) and connected with the waste gas pipe (3), the recovery main pipe (8) is provided with a recovery exhauster (9), and the waste gas pipe (3) is provided with a waste gas flow sensor (7), each recovery pipe (5) is equipped with a recovery pipe valve (6), and an exhaust gas quality sensor (10) is installed at the exhaust outlet of the polymerization exhaust pipe (4), the waste gas treatment device (12) degrades the waste gas by generating ultraviolet light and photocatalyst, and the degradation power of the waste gas treatment device (12) is controlled.