Novel light anti-seismic closed wheel

The utility model discloses a novel light shock-resistant closed wheel, which relates to the technical field of bicycle rims and comprises an outer carbon tire groove piece, an inner filling buffer, a hub and outer closing plates, the outer carbon tire groove piece is annular, the outer closing plates are arranged on two sides of the outer carbon tire groove piece and used for being matched with the hub to form a closed space on the inner side of the outer carbon tire groove piece, and the inner filling buffer is arranged on the outer carbon tire groove piece. The inner filling buffer is fully filled in the closed space; and the section of the inner wall, in direct contact with the closed space, of the outer carbon tire groove piece is linear. The novel light shock-resistant closed wheel is ingenious in structural design, light in overall weight and capable of effectively playing a role in buffering. 本实用新型公开了一种轻质抗震新型封闭轮，涉及自行车轮圈技术领域，包括外碳胎槽件、内填充缓冲物、花鼓和外封闭板，所述外碳胎槽件呈环状，所述外封闭板设置于所述外碳胎槽件两侧，用于配合花鼓在外碳胎槽件内侧形成一封闭空间，所述内