NFC cell phone electronic lock door control device system

The invention discloses a NFC cell phone electronic lock door control device system. The system comprises an outdoor part, an indoor part, an electronic lock body and a control system, wherein the front of the outdoor part is orderly provided with a QR code scanning zone, an NFC scanning zone, a door opening indicator light, a low power indicator light, a drilling resistant ring, a lock and an external lever handle, the left side of the outdoor part is provided with an emergency battery interface pole, the side face of the electronic lock body is provided with two spring bolts, the front of the indoor part is provided with an AA battery chamber, the lower end of the AA battery chamber is provided with a built-in alarm, a setting key, a volume regulation switch and an automatic/manual locking shifting switch, and the bottom of the front of the indoor part is provided with a door closing indicator light, a back locking switch and an inner lever handle. The NFC cell phone electronic lock door control device system is multifunctional, can be used for opening the door in a manner of cell phone NFC pairing and cell phone QR scanning or through a mechanical key system, and has the advantages of being simple to operate, highly intelligent and highly safe, and the like.