Rainwater collecting and irrigating system for municipal roads

The utility model discloses a municipal road rainwater collecting and irrigating system which comprises a municipal road body, water collecting cavities are formed in the two sides of the municipal road body, fixed supporting blocks are symmetrically and fixedly installed on the two side walls of inlets of the water collecting cavities, and rainwater grates are placed on the fixed supporting blocks. A filtering protection mechanism for preventing people from falling into the water collecting cavity and preliminarily filtering rainwater is arranged below the rainwater grate, an irrigation filtering mechanism for filtering irrigation rainwater is arranged between the inner walls of the water collecting cavity, and greening mechanisms are arranged on the two sides of the municipal road body. Through the arrangement of the filter box, rainwater falls into the filter box after larger sundries are removed through the rainwater grate, the rainwater is filtered through the primary filter box and the filter screen pla