The invention relates to an intelligent household nurse system and a multi-network single point access integration method. The invention can be used for the fields such as intelligent building household and huge risk operation, etc. The invention comprises a center controller, a robot terminal performer, a remote control terminal and an equipment terminal performer. The invention can facilitates PDA, computers or mobile phones to help the user to implement remote household through Internet or the mobile phone networks of GSM, CDMA and 3G when nobody is at home. A moveable small robot can look around each corner of a house, collect signals such as temperature signals, etc., collect family images and voice information and implement emergency disposal of sudden events. When being used for the operations implemented under toxic, harmful and dangerous environments, the invention can substitute for the user to collect image information and switch power supply under the dangerous environment. The small robot also can be used for survey and the operations of heavy-current switch quantity and analog quantity power output and particularly be used for the rescue and pipeline operation.