Etch apparatus is prevented in useless charcoal regeneration of corrosivity graininess

The utility model relates to an etch apparatus is prevented in useless charcoal regeneration of corrosivity graininess, including the combustor, charcoal activating integral type ring kiln, useless charcoal feeder, exhaust gas collection tower and second combustion chamber, the combustor sets up the discharge end side at charcoal activating integral type ring kiln, supply high -temperature gas from its discharge end to its feed end, useless charcoal feeder sets up at charcoal activating integral type ring kiln feed end side, the exhaust gas collection tower sets up at charcoal activating integral type ring kiln feed end side, the exhaust gas collection tower adopts corrosion -resistant resistant firebrick to pile up and forms, the gas outlet of exhaust gas collection tower is connected tosecond combustion chamber, so that carry out combustion processing to high temperature tail gas. The utility model discloses mainly useless charcoal regeneration is processed and is designed to the corrosivity graininess, can