Gravity self-locking folding chair

• Main Authors: CAI XINGYI, KONG QINGLEI, CHEN LIBIN
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2022
• Subjects: BEDS; CHAIRS; COFFEE MILLS; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HUMAN NECESSITIES; SOFAS; SPICE MILLS; SUCTION CLEANERS IN GENERAL

The utility model relates to the technical field of seats, in particular to a gravity self-locking folding chair, which comprises two diagonal bracing mechanisms in mirror symmetry and a linkage mechanism connected between the two diagonal bracing mechanisms, each diagonal bracing mechanism comprises two bottom frame rods and two diagonal bracing rods in mirror symmetry, the linkage mechanism comprises two linkage rods, and the two linkage rods are arranged on the bottom frame rods. The upper ends of the two inclined supporting rods and the upper end of a linkage rod are hinged to the first connecting piece, and the lower end of the linkage rod is hinged to the third connecting piece. The gravity self-locking folding chair further comprises a pressing mechanism, a cushion and two vertical rods in mirror symmetry, the second ends of the two bottom frame rods are hinged to the portions, close to the lower ends, of the vertical rods, the pressing mechanism comprises two supporting rods, and the two supporting ro