[Problems] The organic compound component in the exhaust gas can be effectively removed, it is an object of the present invention to provide an easy organic compounds cracker maintenance. A present invention organic compound decomposition device 10 includes an inlet 22 of the organic compound-containing gas, and an outlet 24, the flow of the organic compound-containing gas distribution channel 26 between the inlet 22 and the outlet port 24 a casing 20 provided with, and attached to the inlet 22, and the organic compound containing the turbulence generating means 30 for generating a turbulent flow of gas in the flow path 26, the organic to be a turbulent flow state in the distribution channel 26 the ultraviolet light irradiation means 40 is irradiated with ultraviolet rays to decompose the organic compound component to the compound-containing gas, it is characterized by comprising the. .BACKGROUND【課題】排気中の有機化合物成分を効果的に除去し、メンテナンスも容易な有機化合物分解装置を提供することを目的としている。【解決手段】本考案の有機化合物分解装置10は、有機化合物含有気体の流入口22と、流出口24と、前記流入口22と前記流出口24の間に前記有機化合物含有気体の流通経路26を備えたケーシング20と、前記流入口22に取り付けて、前記流通経路26で前記有機化合物含有気体の乱流を発生させる乱流発生手段30と、前記流通経路26で乱流状態となる前記有機化合物含有気体に紫外線を照射して有機化合物成分を分解させる紫外線照射手段40と、を備えたことを特徴としている。【選択図】図1