Crude oil desalting and dewatering pretreatment device for petrochemical industry

The utility model relates to the technical field of crude oil treatment devices, in particular to a crude oil desalting and dewatering pretreatment device for petrochemical engineering, which comprises a barrel body, a plurality of supporting legs fixedly mounted at the bottom of the barrel body, a stirring mechanism arranged in the barrel body and comprising a vertical shaft rotatably mounted at the inner bottom of the barrel body, a plurality of first blades distributed in a circumferential array mode are fixedly installed on the vertical shaft, a first motor is fixedly installed at the outer bottom of the barrel body, and an output shaft of the first motor penetrates through the barrel body and is fixedly connected with the vertical shaft, the stirring mechanism is arranged, the first motor and the second motor are started, and the first motor drives the vertical shaft and the first blades to rotate; and the second motor drives the transverse shaft and the second blade to rotate, so that the second blade m