The invention discloses an intelligent kitchen waste comprehensive treatment device which comprises a machine box, a smashing device, a solid-liquid separation device, an oil-water separation device, a deodorization device and a centralized control module, an oil liquid collecting barrel is arranged in the machine box, the smashing device, the solid-liquid separation device and the oil-water separation device are sequentially arranged in the machine box from top to bottom, the deodorization device is arranged in the machine box, and the centralized control module is arranged in the machine box. The centralized control module is embedded in the outer side face of the rack, and the smashing device, the solid-liquid separation device, the oil-water separation device and the deodorization device are electrically connected with the centralized control module. The equipment has the beneficial effects that the equipment is more compact and small in occupied area, the centralized control module enables the equipment to be more intelligent and controllable, the oil quantity separated by the equipment can be recorded in real time, the working state of each device can be monitored, liquid level heating is adopted to reduce the power consumption of the equipment, the equipment is suitable for a low-temperature use environment, and the deodorization device enables the equipment to have smaller influence on the environment when the equipment works.