Walking aid

Two locking mechanisms are installed on a front transverse frame, ball frames in the locking mechanisms are installed in a shell, three locking balls are installed in the ball frames, a right support in a right frame mechanism is integrally in an inverted U shape, a right handle sleeve is arranged on a horizontal round pipe at the upper end of the right support, and the front end of the right support is rotationally connected with the right end of the front transverse frame. Two supporting legs are arranged at the lower end of the right support, the rear end of the right fixing rod is rotationally connected with the right support through a right rotating shaft according to the hooke joint principle, and the front end of the right fixing rod can be inserted into the right side locking mechanism and locked; the two lower leg rods and the two supporting legs of the right support are installed in a nested mode respectively to form a sliding pair, the right front handle and the right rear handle are installed at t