Chemical tail gas treatment device and system

The utility model discloses a chemical tail gas treatment device and system, one end of a shell is provided with an inlet, the opposite side of the shell is provided with an outlet, a preheating section, a heating section and a reaction section are sequentially arranged from the inlet of the shell to the outlet of the shell, a plurality of heat exchange tube groups are arranged in the preheating section, and the tube pass is a tail gas channel; the heating section is provided with a heating device; and the reaction section is provided with a catalyst packing layer. The preheating section, the heating section and the reaction section are integrated, and the occupied area can be effectively saved by adopting the integrated structural form. 本实用新型公开了一种化工尾气处理装置及系统，其壳体的一端设置进口，相对侧设置出口，自壳体的进口至壳体的出口方向依次设置有预热段、加热段和反应段，其中，预热段内设置有若干组换热管组，管程为尾气通道；加热段设置有加热装置；反应段设置有催化剂填料层。将预热段、加热段和反应段进行了集成，采用该种集成的结构形式，可以有效节约占地面积。