Movable supporting leg mechanism for reach stacker

The utility model discloses a movable supporting leg mechanism for a reach stacker. The supporting leg mechanism comprises a mounting plate, a supporting leg oil cylinder, a rotating seat and a supporting seat, the number of the mounting plates is four, two mounting holes are formed in each mounting plate, the supporting leg oil cylinders are mounted in the upper mounting holes, and the rotating seats are mounted in the lower mounting holes; the rotating seat is provided with three mounting holes for mounting the rotating shaft, the oil cylinder shaft II and the support shaft; and the rotating seat is respectively connected with the mounting plate, the support oil cylinder and the support seat through the rotating shaft, the oil cylinder shaft II and the support shaft. The front end of the reach stacker frame is provided with the movable supporting leg mechanism, the front wheel load is shared by the supporting legs, the vehicle has a farther forward extension distance during hoisting under the condition that