Aviation aluminum off-road motorcycle rim

The utility model discloses an aviation aluminum cross-country motorcycle rim which comprises a rim body arranged on the outer side of a hub, an air valve opening and a plurality of spokes, the air valve opening is formed in the inner side surface of the rim body, the spokes are arranged between the rim body and the hub, an air valve core penetrates through the inner side of the air valve opening, and the air valve core is arranged on the inner side of the air valve opening. A first connecting sleeve is arranged at the top of the valve opening, two supporting blocks are symmetrically fixed to the inner side of the first connecting sleeve, and two metal blocks are symmetrically fixed to the bottom of the first connecting sleeve; through the designed valve opening, the first connecting sleeve, the second connecting sleeve, the metal block, the supporting block, the first limiting groove, the limiting block and the positioning groove, the valve core can be protected, the situation that the valve core is damaged