Auxiliary drainage device for urban road

The auxiliary drainage device for the urban road comprises a well lid, the bottom of the well lid is provided with a sewer well mouth, the left side and the right side of the middle of the bottom end of the sewer well mouth are both fixedly connected with hooks, and the adjacent ends of the hooks penetrate through filtering holes in the upper middle portions of the left side and the right side of a filtering net bag respectively. A plurality of openings are formed in the middle of the well lid at equal intervals, and the front ends of the middles of the openings are rotationally connected to the front ends of the corresponding rotating rods. According to the utility model, when heavy rainfall occurs, rainwater is pressed on the overturning disc, the overturning disc is overturned, the rainwater flows into a sewer through the sewer well, time and labor are saved, water accumulation on a road is avoided, the groove is formed in the well cover, the limiting block on the hook is hung at the bottom end of the midd