This paper deeply analyzes the characteristics of shoe dryer in the market,and summarizes its current situation and existing problems.Based on the hierarchy theory of design psychology,this paper discusses the design trend of diversified shape,innovative technology and comfortable experience of shoe dryer,and puts forward the corresponding design scheme for instinct layer,behavior layer and reflection layer.Based on the analysis results,the paper puts forward an optimization scheme,including appearance,function and emotional design,aiming to provide users with a more practical and beautiful shoe drying experience,and provide reference and suggestions for subsequent design and development.