Data storage and positioning device based on RFID

The utility model belongs to the technical field of data storage and positioning, and particularly relates to a positioning device based on RFID, which comprises an RFID electronic tag and a protective shell, a base is arranged at the end part of the RFID electronic tag, the protective shell is used for being mounted at the brim of a safety helmet, a mounting cavity for mounting the RFID electronic tag is arranged in the protective shell, and the RFID electronic tag is arranged in the mounting cavity. A transparent protective door plate is hinged to a port of the mounting cavity; a fixing frame is fixed to the outer side face of the protective shell, and a fixed clamping plate is fixed to the vertical portion of the fixing frame; according to the data storage and positioning device, the RFID electronic tag is installed in the protective shell through the clamping assembly for safety protection, the protective shell is installed at the brim of the safety helmet through the clamping effect of the fixed clamping