Wearable medical-rehabilitation walking aid device

The invention provides a wearable medical-rehabilitation walking aid device. The wearable medical-rehabilitation walking aid device comprises a waist sleeve and a first support rod, a two-freedom-degree rotating mechanism, a second support rod, a thigh sleeve, a third support rod, a rotary disc, a fourth support rod and a shank load-bearing mechanism which are sequentially connected with the waist sleeve from top to bottom, wherein the waist sleeve is tied around the waist of a human body, the two-freedom-degree rotating mechanism located on the outer side of the hip joint, the thigh sleeve is provided with a hanging ring, the rotary disc is located on the outer side of the knee joint, the shank load-bearing mechanism is arranged at the shank, an electric winding mechanism is arranged on each of the front and the waist side of the waist sleeve, a clockwork spring component is arranged in the rotary disc, and the hanging ring and the rotary disc are respectively connected with the two electric winding mechanis