Commercial car disconnect -type rear axle

The utility model provides a commercial car disconnect -type rear axle, the main part is the rear axle assembles, including gearbox, axle sleeve A, axle sleeve B, wheel hub and positioner, axle sleeve A and axle sleeve B pass through positioner interconnect, and axle sleeve A sets up wheel hub with axle sleeve B's outside activity, the inside gearbox that is provided with of positioner, and the drive shaft of gearbox is passed through positioner and is connected with axle sleeve A and the cooperation of axle sleeve B. Its simple structure uses through gearbox, axle sleeve A, axle sleeve B, wheel hub and positioner's cooperation, guarantees that overall structure intensity is big, possesses certain flexibility, effectively reduces the commercial car and takes place disconnected axle risk, improves the factor of safety that the vehicle travel. Effectively strengthen axle sleeve A and axle sleeve B overall structure intensity, certain elasticity of having utilized metal itself to possess simultaneously effectively increases the toughness between axle sleeve A and the axle sleeve B, reduces the atress of axle sleeve when the axle sleeve takes place the powerful torsional circumstances, lengthens the life of axle sleeve.