Nodular cast iron well lid capable of rapidly dividing flow

The utility model discloses a nodular cast iron well lid capable of rapidly dividing flow, and belongs to the field of nodular cast iron well lids. The nodular cast iron well lid capable of rapidly dividing the flow comprises a cast iron well lid fixing base, a first connecting block is arranged on the cast iron well lid fixing base, an annular balancing weight and a mounting base are arranged at the end, away from the cast iron well lid fixing base, of the first connecting block, and the mounting base is arranged at the lower end of the annular balancing weight. The mounting base is connected with the annular balancing weight in a welded mode, and a connecting telescopic column is arranged at the lower end of the mounting base. The cast iron well cover solves the problems that in order to increase the drainage speed and enable rainwater and sewage to enter a diversion well, water inlet holes are expanded to achieve the purpose of rapid diversion, but a large amount of peculiar smell generated by deposited di