Integrated power takeoff, gearbox power takeoff assembly and vehicle

The utility model provides an integrated power takeoff, a gearbox power takeoff assembly and a vehicle, and relates to the technical field of vehicle engineering.The integrated power takeoff comprises a machine shell, a power input device, a power output device and a gear shifting device; the power input device and the power output device are installed on the machine shell, and the power input device is in transmission connection with the power output device. The power input device is provided with a shaft hole matched with an intermediate shaft of a gearbox. The gear shifting device is movably matched with the power input device, the power input device is in linkage with the gearbox intermediate shaft through the gear shifting device, radial positioning of the power input device is achieved through the gearbox intermediate shaft, an input shaft of the power takeoff is omitted, and the number of parts in the axial direction of the power output device is reduced. The weight is reduced, the axial size is shorte