Luggage box

The utility model discloses a luggage box, including the box box (5), axle (7) and framework shape pull rod (6), axle (7) sets up with box (5) are articulated, just axle (7) and the shaping assembly of framework shape pull rod (6) integration, be provided with two -way ratchet and pull rod (6) on the axle (7), through the one -way intermittent motion of two -way ratchet realization pull rod (6), two -way ratchet includes pawl (4) and ratchet (3), the articulated setting on the side of box (5) of link of pawl (4), the engaging end and ratchet (3) the contact of pawl (4), (3) one sides on the ratchet and framework shape pull rod (6) rigid coupling, another side is articulated with axle (7). Except normal luggage box wheel, in the side of box, newly add the motion structure and can help luggage box to realize that climbing stair etc. Have function perpendicular or level motion distance to can use manpower sparingly, raise the efficiency. The utility model has the advantages of reasonable in design, reliable and