The present invention discloses a heat radiating module, comprising at least a heat radiator and a fan. The heat radiator is used for connecting a heat source; the fan comprises an impeller and a shell. The shell comprises a base used for bearing the impeller, at least a supporting rib extends from the circumference of the base to the central direction apart from the base, at least a supporting wall, a ring wall connected with the supporting wall or the supporting rib, at least an extruded part axially extruded from the ring wall or the supporting wall, at least fixing seat positioned at the end of the extruded part, and at least a rapid fixing pin contained in the fixing seat. The base, the supporting rib, the ring wall, the extruded part and the fixing seat are integrated. The extruded part comprises at least a first blocking part used for fixing the heat radiator on the shell.