Petrochemical sludge filtration treatment device

The utility model discloses a petrochemical sludge filtration treatment device which comprises a main body, a support column is fixed at the bottom end of the main body, a feed port is formed in the top end of the main body, a discharge port is formed in the bottom end of the main body, a motor box is fixed inside the main body, a stirring shaft penetrates through and is fixed at the top end of the motor box, and a stirring shaft is fixed at the bottom end of the motor box. A fine filter screen is fixed on the inner wall of the main body, and a coarse filter screen is arranged in the main body; a fixing device is arranged on the outer surface of the main body, a second fixing block is fixed to the outer surface of the main body, a spring is fixed to the outer surface of the second fixing block, and a limiting block is fixed to the end, away from the outer surface of the second fixing block, of the spring. And the coarse filter screen can be quickly mounted and dismounted, so that the coarse filter screen can