Pyrolysis treatment device

The utility model discloses a pyrolysis treatment device which comprises a heat supply assembly, a first pyrolysis assembly and a second pyrolysis assembly. The heat supply assembly comprises a hot-blast stove; the first pyrolysis assembly comprises a first material pipe, a first heating container and a first hot air pipe, the two ends of the first hot air pipe are connected with a hot air outlet of the hot air furnace and the first heating container respectively, and the first heating container is arranged outside the first material pipe and used for heating the first material pipe; the second pyrolysis assembly comprises a second material pipe, a second heating container and a second hot air pipe, the two ends of the second hot air pipe are connected with the first heating container and the second heating container respectively, the second heating container is arranged outside the second material pipe, and the second heating container is used for heating the second material pipe. According to the device, tw