Three sludge treatment and big steam blowing combined recovery device for oil refinery

The utility model relates to the technical field of chemical industry and specifically relates to a three sludge treatment and big steam blowing combined recovery device for an oil refinery. The device comprises a coke tower, a heating furnace, a sewage treatment device, a three sludge conveying pump, a three sludge tank and an atomizer, and is characterized in that an outlet of the sewage treatment device is connected with an inlet of the three sludge tank, an outlet of the three sludge tank and an outlet of a water pipe network are combined and then connected with an inlet of the three sludge conveying pump, an outlet of the three sludge conveying pump adopts an outlet pipeline for connecting with a three sludge inlet of the atomizer, an outlet of a steam pipe network is connected with a steam inlet of the atomizer, and an outlet of the atomizer and a coked oil outlet of the heating furnace are respectively connected into an inlet main pipe of the coke tower. Compared with the prior art, the device provided