Fiber demister and sulfuric acid production device

The utility model relates to a demister, and discloses a fiber demister and a sulfuric acid production device, the fiber demister comprises a demisting structure (1) and a flow guiding and collecting structure (2), and the part, condensed into liquid, of gas passing through the demisting structure (1) is suitable for entering the flow guiding and collecting structure (2). The demisting structure (1) comprises at least two fiber layers (11) and a heat preservation structure (12) arranged between every two adjacent fiber layers (11). The fiber demister has a smaller bed layer area and can effectively reduce the condition of blockage of the fiber layer. 本实用新型涉及除雾器，公开了一种纤维除雾器和硫酸生产装置，包括除雾结构(1)和导流收集结构(2)，经过所述除雾结构(1)的气体中凝结成液体的部分适于进入所述导流收集结构(2)，所述除雾结构(1)包括至少两层纤维层(11)以及设置在相邻两层所述纤维层(11)之间的保温结构(12)。该纤维除雾器具有较小的床层面积且能够有效降低纤维层堵塞的情况。