In view of the problems such as sameness, lack of cultural characteristics, incompatibility with the environment, and inability to meet the physiological and psychological needs of different users, this paper analyzes the development status of leisure seats in urban public space in Hefei. Starting from the three design concepts of ecological design, modular design and sustainable design, and focusing on people's needs, this paper studies the design strategy, and provides reference for the design of leisure seats in Hefei urban public space. Finally, based on historical culture and regional characteristics, the overall planning of urban public space is optimized, and the design direction suitable for Hefei public space is explored, which can provide reference for designers and planners of urban public space in other cities.