An environment-friendly paper pulp treatment device belongs to the technical field of clean papermaking and comprises a feeding component, a stirring tank, an upper cover, a stirring component, a feeding hole, a discharge hole, a wastewater treatment device, a waste gas treatment device, a heating component, a wastewater discharge hole, a waste gas discharge hole and a base, wherein the stirring assembly comprises a first driving motor, a main shaft, a support frame, a gear set and stirring rods; wherein the first driving motor is arranged on the upper cover, the first driving motor is connected with the main shaft, the main shaft is connected with the gear set, the gear set is arranged on the supporting frame, the supporting frame is arranged on the lower end face of the upper cover, thestirring rod is connected with the gear set, and the supporting frame, the gear set and the stirring rod are located in the stirring tank. The stirring rods rotate at the same time, slurry can be fully stirred, and in order to meet the environmental protection requirement, the wastewater treatment device and the waste gas treatment device are arranged, so that the environment is not protected, andmeanwhile, the utilization rate of resources is increased.