Environment-friendly treatment equipment in propylene diamine production process

The utility model discloses environment-friendly treatment equipment in a propylene diamine production process, which comprises a filter box, a screw is connected in the filter box through threads, a sealing ring is sleeved on the outer side of the screw, a cover body is sleeved on the outer side of the screw, a support ring is fixedly welded on the inner wall of the filter box, and a filter screen is tightly attached to the upper end face of the support ring. According to the environment-friendly treatment equipment in the propylene diamine production process, the cover body is driven to be dismounted by rotating the dismounting screw, the filter screen can be conveniently moved to one side to be dismounted for cleaning, maintenance and replacement, the filter screen can be supported through the design of the supporting ring, waste water generated in propylene diamine production can be conveniently filtered, and environmental pollution is reduced; the gap between the filter box and the cover body can be seal