The smoke purification equipment separates and filters the thick smoke generated during carbonization in a carbonization furnace or earthen kiln, separating the free ions such as wood vinegar, wood tar, and water vapor contained in the smoke. At the same time, environmentally friendly equipment that performs harmless treatment on the generated flue gas and reuses the separated substances (combustible gases) separately. Convert thick smoke into combustible gas, ignite and reuse it, achieving the effect of protecting the environment and saving energy.