Combined waste gas treatment device

The utility model provides a combined waste gas treatment device, which relates to the technical field of waste gas treatment and comprises a waste gas treatment box, one end of the waste gas treatment box is communicated with a cooling chamber, the bottom end of the cooling chamber is connected with an air cooler, one end of the cooling chamber is communicated with a gas inlet pipe, and one end of the waste gas treatment box far away from the cooling chamber is provided with a fan. A filter assembly is arranged at the end, close to the cooling chamber, in the waste gas treatment box, UV lamp tubes are arranged on the two sides of the filter assembly correspondingly, a fan is arranged on the side, away from the cooling chamber, of the filter assembly, and an adsorption assembly is arranged on the side, away from the filter assembly, of the fan; a plurality of spraying heads are fixedly connected to the inner wall of the waste gas treatment box and located on the side, close to the draught fan, of the adsorpti