Anti-falling rehabilitation upright frame

The utility model relates to the technical field of rehabilitation training equipment, in particular to an anti-falling rehabilitation upright frame which comprises a base, a bottom plate is borne for the rehabilitation upright frame, a fixing column is fixedly installed on the front side of the upper end of the base, and the fixing column is hollow. According to the knee rehabilitation device, the defects in the prior art are overcome, through the arrangement of the lead screw, the threaded sleeve and the rotating button, after a patient steps into the middle of the device, the rotating button can be rotated according to the knee height of the patient, the lead screw in the transverse plate is rotated, and the threaded sleeve can move up and down on the surface of the lead screw; the height of the knee supporting plate is adjusted according to the knee height of the patient, a certain limiting effect is achieved after the height of the knee supporting plate is adjusted, and when the shank of the patient cann