Wheel assembly of non-pneumatic tire

The utility model discloses a wheel assembly of a non-pneumatic tire. The wheel assembly comprises a rim part, the non-pneumatic tire and a spoke part, the rim part comprises a rim body, a rim flange is arranged at one end of the outer side of the rim body and used for limiting axial displacement of the non-pneumatic tire, a rim check ring is arranged at the end, away from the rim flange, of the inner side of the rim body, five sets of rim fastening screw holes are evenly distributed in the rim check ring in the circumferential direction, and each set comprises four rim fastening screw holes. Five rim grooves are evenly formed in the outer surface of the rim part in the circumferential direction and used for installing a non-pneumatic tire. The non-pneumatic tire has the advantages that the inner surface of the non-pneumatic tire and the outer surface of the rim can be stably combined together without being bonded through an adhesive, so that the use safety and practicability of the non-pneumatic tire are imp