摘要：In order to reduce nursing intensity and improve freedom of the elderly and the disabled, a multi-function nursing wheelchair which can switch chair to bed and realize many kinds of posture transformation is designed. This paper introduces the mechanical structure design （position adjustment mechanism and variable wheelbase mechanism） and control design of posture transformation unit of multifunctional nursing wheelchair.

摘要：According to the bedridden patient＇s physical condition, one kind of electric nursing bed which can be used in the smart home environment and realize many＇ kinds of posture transformation. This paper introduces the mechanical system design of the electric nursing bed and the method of integration with the smart home environment, designs the combined bed board and the mechanical structure of posture transformation, remote controlling equipments in the smart home environment.