Radiator fan of passive form amortization structure is equipped with

The utility model provides a radiator fan of passive form amortization structure is equipped with, includes: fan frame, fan blade components, motor sub -assembly and amortization structure, this amortization structure are the annular structure on the whole, the amortization structure along the annular lateral wall of fan frame is installed and is lain in fan blade components with the annular is between the lateral wall, the amortization structure include stereoplasm amortization ring body and along a plurality of soft ring strip of the circumference direction interval embedding of amortizationring body, the interval embedding of a plurality of soft rings strip stereoplasm amortization ring body and with the juncture of stereoplasm amortization ring body forms a jump structure, and then provides good noise reduction performance structure, and is further, the soft strip convex part embedding that encircles the strip in the caulking groove and make strip convex part and stereoplasm amortization ring body outer w