Half surperficial wheel in turn -ups ventilation hole

The utility model belongs to a car tubeless wheel technical field, concretely relates to half surperficial wheel in turn -ups ventilation hole. Characterized by: the spoke is located to weld in an organic whole at the bcad seats with the rim, and spoke outer fringe axial position equipartition is equipped with a plurality of refluence inner groovies, a plurality of turn down rims ventilation holes of equipartition are equipped with the enhancement spoke on the spoke between the ventilation hole, strengthen the spoke and radially extend to spoke installation face by the spoke outer fringe, and an installation face equipartition is equipped with the bolt hole the same with the volume of ventilating to the hole count, are equipped with the strengthening rib in between the bolt hole. Therefore have a light in weight, and intensity is high, and the heat dissipation is fast, safe and reliable, long service life, advantage that the appearance is pleasing to the eye.