An air cleaner A is configured to include a main body case C in which an air inlet 11 and an air outlet 42 each opended to the outside are formed, and having an air duct R communicating between the air inlet 11 and the air outlet 42 blowing means 44 housed inside the main body case C which introduces indoor air into the air duct R a circular deodorizing element 62 provided in the air duct R through which the introduced air can pass a heating unit 63 which locally heats the deodorizing element 62 position changing means 62 which changes relative positions of the heating unit 63 and the deodorizing element 62 by rotating the deodorizing element 62 and control means 47 which controls energization of the blowing means 44, the heating unit 63 and the position changing means 64 in which the deodorizing element 62 can restore its deodorizing function by being heated by the heating unit 63, and the heating unit 63 has a fan-shaped heating plate 63f, a heater 63g which heats the heating plate, and a heater case 63b configured to enclose the heater 63g with the heating plate 63f.以如下之方式構成空氣清淨機A,包括:本體外殼C,係形成朝向外部開口的吸入口11及吹出口42,並具有將吸入口11與吹出口42連通的通風路R;送風手段44,係內建於本體外殼C,並對通風路R導入室內空氣;圓形的脫臭元件62,係設置於通風路R,且所導入的空氣可通過;加熱單元63,係對脫臭元件62局部地加熱;位置變更手段64,係藉由使脫臭元件62轉動,而變更加熱單元63與脫臭元件62之相對位置關係;及控制手段47,係控制送風手段44、加熱單元63及位置變更手段64的通電;脫臭元件係藉由利用加熱單元63加熱而脫臭功能可恢復;加熱單元63係構成為包括:扇形的加熱板63f;對加熱板加熱的加熱器63g;及加熱器外殼63b,係以與加熱板63f一起包圍加熱器63g的方式所構成。R‧‧‧通風路D‧‧‧間隔10‧‧‧前面板11‧‧‧空氣吸入口12‧‧‧HEPA過濾器13‧‧‧前過濾器20‧‧‧前外殼23‧‧‧隔板24‧‧‧後開口40‧‧‧後外殼42‧‧‧空氣吹出口43‧‧‧後面44‧‧‧送風風扇44a‧‧‧葉片44b‧‧‧馬達44c‧‧‧轉軸44d‧‧‧風扇開口45‧‧‧隔板46‧‧‧百葉窗46a‧‧‧風向板46c‧‧‧連桿機構46d‧‧‧軸47‧‧‧控制部62‧‧‧脫臭元件62a‧‧‧元件架62c‧‧‧開口部63‧‧‧加熱單元65a‧‧‧開口65b‧‧‧中央支撐體65e‧‧‧引導部65j‧‧‧軸
