The invention relates to seat changing equipment for staff suffering from lower limb disturbance. The seat changing equipment mainly comprises members of a chassis, universal wheels, a box-shaped stand column, a handrail, embracing arms, an upper connecting rod, lower connecting rods, an embracing arm support stand column, a jacking power part, an embracing arm opening and closing power part, a hand operation button, a flexible inner lining and the like, wherein the universal wheels are mounted below the chassis; the box-shaped stand column is mounted on the chassis; stand column trunnions aremounted on one side which is connected with the upper connecting rod and the lower connecting rods and connected with the embracing arm support stand column through the upper connecting rod and the lower connecting rods, of the upper part of the box-shaped stand column, and the embracing arms are symmetrically mounted at the upper part of the embracing arm support stand column; the embracing armopening and closing power part is mounted between two embracing arm transmission trunnions and the shaft; the jacking power part is mounted below the embracing arm support stand column, and the lowerend of the jacking power part is fixedly mounted on the cross member of the chassis; and the flexible inner lining is arranged on the inner side of the embracing arm and the inner side of the upper end of the embracing arm support stand column. The equipment is used for helping old people suffering from lower limb disturbance, lower limb wound and disability, lower limb paralysis and lower limb malfunction and staff unable to stand by themselves to smoothly change seat, so that the burden of nursing staff is alleviated.