Sofa

The utility model provides a sofa which comprises a back part, side armrests and a bottom component, and further comprises a rotating component fixed to the bottom component and comprising a connecting plate; a bottom plate; and a wheel-shaped chassis having a circular rim and an axle attached to the rim, and to which the base plate is fixed, in which the protrusions of the connecting plate are coupled by balls. Compared with the prior art, the utility model provides the rotatable sofa on the premise of providing comfort of the sofa for a user. The bottom assembly of the sofa is lower from the ground to provide sufficient sense of security, and the size of the wheel-shaped chassis of the sofa can lower the center of gravity to enhance stability. For a conventional sofa which is heavy in wood component and large in occupied area, the rolling balls are used instead of traditional hole-shaft cooperation to guide rotation, so that the smoothness of rotation is improved. 本实用新型提供了一种沙发，其包括背部、侧扶手和底部组件，沙发还包括：旋转组件，旋转组件