Multifunctional intelligent optical cable cross connecting cabinet lock system based on NB-IOT, optical cable cross connecting cabinet and monitoring system

The utility model relates to a multifunctional intelligent optical cable cross connecting cabinet lock system based on NB-IOT, an optical cable cross connecting cabinet and a monitoring system. The multifunctional intelligent optical cable cross connecting cabinet lock system comprises an information acquisition module, a door lock module, a communication module, an MCU micro-control unit, a power supply module, an illumination module and an alarm unit. The information acquisition module comprises a door magnetic sensor, a temperature and humidity sensor, a smoke sensor, an inclination sensor and a water sensor; the door lock module comprises a door lock motor, and the door lock motor is connected to the MCU micro-control unit; the communication module comprises a Bluetooth module and an NB-IoT (Narrow Band Internet of Things) module, and the Bluetooth module and the NB-IoT module are connected to the MCU micro-control unit. The existing mechanical lock and key do not need to be adopted, the unlocking difficu