Wastewater recycling and filtering device

The utility model belongs to the technical field of wastewater filtering and separating equipment, and particularly relates to a wastewater recycling and filtering device which comprises a trench, a water pumping mechanism and a filtering box, an oil discharging assembly is arranged in the filtering box and comprises two rotating shafts rotationally connected with the filtering box, one rotating shaft is connected with a motor, and chain wheels are arranged in the middles of the two rotating shafts. The two chain wheels are connected through a chain, supporting rods are fixedly connected to the outer side of the chain in sequence, and carbon sponge strips are arranged at the outer ends of the supporting rods. The oil discharging assembly further comprises a supporting plate and an oil scraping plate, the supporting plate and the oil scraping plate are fixedly connected with the inner side wall of the filtering box, a sliding groove is formed in the middle of the supporting plate, the oil scraping plate is fix