Auxiliary support for changing sitting position and three-dimensional position

The utility model relates to the technical field of auxiliary supports, in particular to an auxiliary support for changing a sitting position and a three-dimensional position, which comprises a bearing plate, the bearing plate is fixed or hung on a wall, a sliding block is vertically installed in an inner cavity of the bearing plate in a sliding mode, and a driving assembly enabling the sliding block to move up and down is installed between the sliding block and the bearing plate. Supporting arms are installed on the left side and the right side of the sliding block. The device provides powersupport assistance for people who are difficult to change sitting and three-dimensional positions in toileting, bathing, rehabilitation training and other occasions where sitting and three-dimensionalpositions need to be changed, the body of a user can move up and down along with manually controlled supporting arms, and therefore sitting and standing body position change is completed, and meanwhile the user experience is