In order to improve the current problem of poor usability, comfort, and low user motivation in traditional wheelchairs. The physiological status, psychological emotions, and lifestyle of elderly people with mild to moderate disability and caregivers was analyzed through the method of user observation, user interviews and literature research, so as to clarify the multi-level and diverse needs of users and the design positioning. Three usage modes of sitting and driving, reclining and lying flat, and the intelligent control mode of assistant path planning, intelligent obstacle avoidance has been conceived, and the main dimensions and structure have been optimized according to the design positioning. In conclusion, from the perspective of the needs of users and caregivers, an intelligent wheelchair solution that combines aesthetic appearance and ease using functions, nursing burden reducing, and positive emotions enhancing of users’ can be obtained, which providing a certain reference for the design of intelligent products for disability assistance.