Treatment device for efficiently removing nitrogen and phosphorus in rural sewage

The utility model relates to a treatment device for efficiently removing nitrogen and phosphorus in rural sewage. The device is suitable for the technical field of sewage treatment. The technical problem to be solved by the utility model is to provide a treatment device for efficiently removing nitrogen and phosphorus in rural sewage. According to the technical scheme, the treatment device for efficiently removing nitrogen and phosphorus in rural sewage comprises a pretreatment system, a plant purification system, a filtration and adsorption system and a water storage tank, the pretreatment system comprises grating equipment, a sedimentation tank, an adjusting tank, a water pump and a fermentation tank; the grating equipment is arranged at the inlet of the sedimentation tank and is connected with the water conveying pipe; an outlet of the sedimentation tank is connected with the regulating tank through a water pipe; the bottom of the sedimentation tank is connected with the fermentation tank through a water p