Crawler -type rice harvester is waterproof round

The utility model discloses a crawler -type rice harvester is waterproof round relates to the agricultural machine field, including casing, bearing, shaft, the casing is the tubulose, the both ends of casing internal surface respectively are equipped with a waterproof sealing circle, the bearing has a pair ofly, sets up respectively in the inboard of both ends waterproof sealing circle, the shaft passes through the bearing and is connected with casing rotation supporting. The utility model discloses a structure will be rotated the supporting position and set up epaxial, and the gyro wheel only plays the supporting effect, and the bearing is installed in the casing, has avoided the deformation and the unstable life -span that influence bearing and waterproof sealing circle of gyro wheel, and it is reasonable, with low costs to have a simple structure, easy maintenance, advantage such as longe -lived.