Outer hot cracking system of continuous type

The utility model relates to a hot cracking technology field especially relates to an outer hot cracking system of continuous type, and it includes feed arrangement, thermal cracking device, catalytic distillation coupling device, condensing equipment, schizolysis gas purification device and combustor, be equipped with outer hot furnace body on thermal cracking device's the outer wall, outer hot furnace body connected combustor, feed arrangement, thermal cracking device, catalytic distillation coupling device, condensing equipment, schizolysis gas purification device and combustor connect gradually, thermal cracking device still is equipped with the inlet, and catalytic distillation coupling device bottom still is equipped with the liquid outlet, and thermal cracking device's inlet is connected to the liquid outlet of catalytic distillation coupling device. The utility model discloses a closed circulation continuous type system can generate liquid product, combustible gas, the solid products that can be utili