Abstract: The invention discloses a helmet with associated rotation of a chin guard and a face mask, comprising a helmet body, wherein the face mask and the chin guard are symmetrically hinged to a mounting groove at a side surface of the helmet body, the mounting groove is provided with a face mask rotation limiter, a face mask mount, a linkage guide annular piece connected with the face mask mount, a driving rod matched with the annular groove on the linkage guide annular piece, a chin guard mount connected with the driving rod via hinging pieces, and a chin guard rotation guide clamped on the driving rod and the chin guard mount, wherein a double-track guide groove for guiding the rotation of the chin guard is formed in the chin guard rotation guide, and the hinging pieces provided at two ends of the driving rod respectively pass through the double-track guide groove and are connected with the chin guard mount; wherein the face mask rotation limiter is mounted on the mounting groove by a connector, and the linkage g
Abstract: The invention discloses a helmet with associated rotation of a chin guard and a face mask, comprising a helmet body, wherein the face mask and the chin guard are symmetrically hinged to a mounting groove at a side surface of the helmet body, the mounting groove is provided with a face mask rotation limiter, a face mask mount, a linkage guide annular piece connected with the face mask mount, a driving rod matched with the annular groove on the linkage guide annular piece, a chin guard mount connected with the driving rod via hinging pieces, and a chin guard rotation guide clamped on the driving rod and the chin guard mount, wherein a double-track guide groove for guiding the rotation of the chin guard is formed in the chin guard rotation guide, and the hinging pieces provided at two ends of the driving rod respectively pass through the double-track guide groove and are connected with the chin guard mount; wherein the face mask rotation limiter is mounted on the mounting groove by a connector, and the linkage g