The invention discloses an intelligent storage system, which includes a plurality of sensor nodes, an embedded gateway and a monitoring terminal. The sensor node includes a sensing module and a ZigBee terminal; the sensing module includes a temperature and humidity sensor, a combustible sensor, a residual current transformer, Flame detector, first signal conditioning circuit, second signal conditioning circuit and third signal conditioning circuit, ZigBee terminal includes analog-to-digital converter, processor, output port, buzzer, LED indicator light, clock circuit and wireless transceiver The embedded gateway includes a ZigBee coordinator module, a GPRS communication module, the first UART port, the second UART port, an ARM microcontroller module, a display, an SD card and buttons; The wireless sensor network with a topological structure sends the collected monitoring data to the embedded gateway; the gateway uploads the data to the monitoring center through the GPRS network after processing, so that relevant personnel can grasp the on-site situation in real time.