Foldable walking aid

The utility model discloses a foldable walking aid which comprises two walking aid racks, wherein each walking aid rack consists of a first vertical rack, a second vertical rack, a short and straight rack, a horizontal rack and a semicircular rack; hand brakes are arranged at the lower parts of the semicircular racks; wheels are arranged at the lower parts of the first vertical racks, the second vertical racks and the short and straight rack; the wheels are provided with brake pads; two transverse racks are arranged between the two walking aid racks; the middles and two end tips of the transverse racks are provided with hinges; the middles of the walking aid racks are provided with a cushion. The foldable walking aid is used for people with disabled legs and is used for supporting a user to walk; the semicircular racks are used for supporting the user to walk upright; the horizontal racks are used for supporting the seated user to stand up; most importantly, the hand brakes are arranged at the lower parts of the semicircular racks of the walking aid rack, when the hand brakes are released, the brake pads on the wheels are clamped in concave parts of the wheels, so that the walking aid racks are stabilized; during walking, the hand brakes are held, the brake pads move up to depart from the wheels, and thus the walking aid racks can move, so that the foldable walking aid is not only labor-saving, but also convenient and safe.