本实用新型涉及一种纯氢还原冷却装置，属于竖炉还原技术领域，解决了现有技术中氢气利用率低的问题。该纯氢还原冷却装置包括自上而下依次连通设置的加热段、等压段和还原冷却段；所述加热段设置有氧化球团入口、热烟气入口和烟气出口，所述还原冷却段设置有氢气入口和气体出口。本实用新型提高氢气利用率。

The utility model relates to a pure hydrogen reduction cooling device, belonging to the field of shaft furnace reduction technology, which solves the problem of low hydrogen utilization rate in existing technologies. The pure hydrogen reduction cooling device includes a heating section, an isobaric section, and a reduction cooling section sequentially connected from top to bottom; The heating section is equipped with an oxidation pellet inlet, a hot flue gas inlet, and a flue gas outlet, while the reduction cooling section is equipped with a hydrogen inlet and a gas outlet. The utility model improves the utilization rate of hydrogen gas.