Dual drive flotation tank crawler -type amphibian construction machinery chassis device

The utility model discloses a dual drive flotation tank crawler -type amphibian construction machinery chassis device, its structure includes motor case, supporting shoe, chassis, horizontal pole, track, fixed plate, baffle, screw, rotation wheel, protective sheath, rotating device, bolt, the utility model relates to a dual drive flotation tank crawler -type amphibian construction machinery chassis device, the structural rotating device that is equipped with, with the bolt in the coplanar, the drive that the internal gear received electric power begins to rotate, make outer gear revolve move,along with driving the gear, the operation of external gear rotates, right rear belt will follow the rotation of gear and move the roll, the band pulley plays supplementary rolling effect, the ball plays prevents rotating the effect that the card pauses, rotation along with the band pulley, it carries out the rotation to drive supplementary gear, right rear belt carries out the transmission operation, make chassis device