Power drive type pressure reliever for lower limb joint

The invention provides a power drive type pressure reliever for the lower limb joint. The power drive type pressure reliever comprises a left telescopic support structure, a right telescopic support structure, a connecting rotation adjustment structure, a carrying structure and a power control device, wherein the left end of the connecting rotation adjustment structure is connected with the upper end of the left telescopic support structure, the right end of the connecting rotation adjustment structure is connected with the upper end of the right telescopic support structure, and the lower end of the carrying structure is connected with the middle of the connecting rotation adjustment structure; the left telescopic support structure and the right telescopic support structure are the same in construction, and are bilaterally symmetrical; and the power control device is arranged at the lower part of the rear side of the carrying structure. The power drive type pressure reliever is simple in structure, easy to manufacture, and high in degree of automation, can be taken as a self-care tool for the old, and also can be used for the physically handicapped to take recovering exercises, the pressure on the back of people by heavy objects is greatly alleviated, the weight of the heavy objects on the back is greatly improved, and the power drive type pressure reliever is also particularly suitable for being used for transporting goods on the rugged mountain road.