Data protection circuit used during power failure of electric automobile pile equipment

The utility model discloses a data protection circuit used during power failure of electric automobile pile equipment, which is used for data protection during power failure and comprises a master control circuit and a standby power supply circuit, the master control circuit is electrically connected with the standby power supply circuit, and the standby power supply circuit comprises a standby battery BT1, a capacitor C2, a resistor R23 and a diode VD1. According to the data protection circuit used in the power failure of the electric automobile pile equipment, the standby power supply circuit provides a standby power supply when the electric automobile charging pile equipment is powered off, and timely supplies power to the master controller, so that the master controller can upload data and uploading reasons when the power failure is detected, and the data protection circuit is convenient to use. The automatic order finishing device has the advantages of being simple in structure, convenient to use, low in