An intelligent multifunctional combined bookcase is a multifunctional household article and comprises a case body, a storage cabinet, a bed screen plate, a concealed bed, a desk, an intelligent automatic control system, an automatic bed-leg stretching and retracting device, an automatic bed screen plate rotating device and an air spring for assisting and buffering. The concealed bed, the bed screen plate, bed legs and the desk are automatically overturned to unfold and conceal. The intelligent automatic control system comprises a servo motor driving device, a control device and safety device. The servo motor driving device comprises a servo motor and a detecting magnetic strip. The control device comprises a controller, an operation panel, an upper switch, a lower switch, a nickel metal hydride battery and a connecting wire. The safety device comprises two pairs of infrared transmitters/receivers and a scram button arranged on the operation panel. Automatically overturned to unfold and conceal, the intelligent multifunctional combined bookcase is compact in structure, multifunctional and high in safety performance with the safety device; problems like potential safety hazards brought by mechanical breakdown and large size of an existing control system of concealed beds can be effectively solved.