Water filtration dust-gas separation device for self-cleaning dust removal system

The utility model discloses a water filtration dust-gas separation device for a self-cleaning dust removal system, which comprises a water filtration dust-gas separation device, a water supply pipe and a drainage pipe, the water filtration dust-gas separation device comprises a barrel body, a dust-gas separation pipe arranged at the lower end in the barrel body, and a gas inlet arranged on the outer side of the barrel body, the water baffle is installed at the top of the barrel body, a low water level sensor is installed on the outer surface of the lower end of the barrel body, a water inlet connector is installed at the position, close to the water baffle, of the upper end of the barrel body, a conical water spray nozzle bent downwards is installed on the water inlet connector, and an overflow connector is further installed at the position, close to the lower portion, of the water inlet connector; according to the device, the water quantity in the barrel body can be monitored in time through the low-water-le