Environment-friendly odor-resistant and mosquito-proof device for municipal rainwater and sewage drainage port

The invention discloses an environment-friendly deodorant and anti-mosquito device for a municipal rain sewage outlet, which comprises a collection groove seat and an outer frame, the collection groove seat is fixedly connected with the outer frame, a fixed frame is fixedly mounted on the outer surface wall of the collection groove seat, a connecting seat is fixedly mounted on the outer surface wall of the longitudinal end of the fixed frame, and a plywood is hinged to the outer surface wall of the fixed frame. According to the device, the outer surface walls of the transverse roller and the vertical roller are in sliding fit with the protrusions at the corresponding positions of the inner surface wall of the fixing frame, the protrusions can push away impurities attached to the outer surface walls of the transverse roller and the vertical roller, the winding barrel is used for winding the extending connecting belt, and therefore the gravity of the plywood is matched, and the plywood is recombined with the ve