Detachable chair leg and chair

A detachable chair leg, comprising a plurality of feet and a central support, the central support comprising a support body and a plurality of mount portions fixedly connected to the support body;

• each of the plurality of feet being provided with a mount groove on one side of the foot, wherein:
• the mount portion is horizontally embedded in the mount groove, and between the each of the plurality of feet and the central support, a fastening assembly is provided to prevent each of the plurality of mount portions from being laterally separated from the mount groove;
• the each of the plurality of mount portions is provided with a plurality of first limit portions;
• the foot is provided with a plurality of second limit portions, at least one of the plurality of the first limit portions is located outside the second limit portions in a longitudinal direction;
• at least two of the plurality of first limit portions are provided along the longitudinal direction, and at least one of the plurality of second limit portions is clamped between two adjacent first limit portions;
• the two adjacent first limit portions cooperate with the at least one of the plurality of second limit portions to prevent the foot from removing from the mount portion in the longitudinal direction;
• the second limit portions are provided on groove walls on two sides of the mount groove, and the first limit portions are fixed on corresponding two sides of the mount portion;
• each first limit portion has a block structure, and each second limit portion has a strip structure;
• the mount portion is clamped between the second limit portions on both sides of the mount groove to prevent the foot from moving relative to the mount portion in a tangential direction of the central support.