Luggage carrier of bicycle capable of securing articles

The utility model relates to a storage rack for the bike which can be used for fixing the carrying objects. The bike is provided with a bike frame body to support the rack. The rack comprises a carrying base board fixed on the bike frame body and a carrying body. The carrying base is provided with at least a positioning hole with gradually shrinking diameter and at least a horizontal limiting part; the carrying body is extended with a positioning plug which is corresponding with the positioning pole and a horizontal positioning part corresponding with the horizontal limiting part. Therefore when the positioning plug is positioned in the positioning hole and moves towards the positioning hole, the carrying body and the base forms a vertical directional limitation and the horizontal limiting part and the horizontal positioning part form a horizontal locking limitation; the carrying body is fixed on the carrying base and the carried objects can be stably put into the carrying body.