| In the case of traffic accident,motor vehicle seat belts and airbags and unable to protect children,child occupant injury is the most serious head and neck,in order to ensure children’s crew travel safety,correct use of child safety seat can effectively protect the child occupant security,in order to improve the utilization rate of domestic child safety seat,minimize accidents when crew caused by the damage for children.On the basis of the existing child safety seat innovative design,through the analysis of children’s psychological characteristics and the construction of user model,combined with the Internet and intelligent social background,put forward the concept of intelligent design of child safety seat,at the same time in the structure,material improvement and optimization,design a smart child safety seat:Inside the child safety seat installation sensor element,can accurate induction to a traffic accident or emergency braking when the impact of children suffered at this time send signals through the control system,children’s seat belt length is shorten,shoulder pads internal gas reservoir pressure,children’s shoulder stress increases,the child restraint on the seat,decreasing due to the inertia effect of the reach of children or head displacement,to protect the head and neck of children;The sensor senses that the child is left alone in the car and reminds the parents to take the child out of the car as soon as possible to avoid accidents.This paper first introduces the background of the subject,the mechanism of injury to children,the purpose and significance of the research,the research status at home and abroad,research methods and the technical route of the paper.Then the development of children’s safety seats is introduced.On the basis of the existing children’s safety seats,the intelligent design and intelligent products are analyzed and summarized.Then,by analyzing the life style,social class,personality characteristics,social environment and other factors of the child safety seat user group,the psychological needs of users are understood,and the user needs are discovered through the user model construction method.Then by analyzing the psychological characteristics of children,the design function points of the intelligent child safety seat are determined to solve the shortcomings of the single function of the child safety seat.Finally,the shape,color and material of the child safety seat are optimized,and the mobile application interface is designed for the intelligent child safety seat.In this paper,through the construction of user model and the analysis of children’s psychological characteristics,the safety of children’s safety seats is enhanced,and the reminder function and adjustment function are added to improve the safety and comfort of users and provide convenience for users. |