The invention relates to a fire extinguishing device. The fire extinguishing device comprises a
fire extinguisher, a
wireless control terminal, a
remote control, a
nozzle, a temperature sensor, a
smoke sensor, a spring pressing
handle and a manual button, wherein the
remote control, the manual button, the
smoke sensor and the temperature sensor are electrically connected to the input end of the
wireless control terminal respectively, and the output end of the
wireless control terminal is used for controlling the spring pressing
handle to open or close so as to control the
nozzle of the
fire extinguisher to open or close. An intelligent fire extinguishing
system based on
big data and
the internet of things further comprises a monitoring center and an intelligent terminal, wherein a data storage
server is arranged in the monitoring center, the data storage
server is communicated with the
wireless control terminal, and the
server is further communicated with the intelligent terminal. The
system has the advantages of practicability, reliability, simplicity in installation and convenience in operation, additionally, rechargeable batteries are provided for self, so that the fire extinguishing
system can be started when a power supply fails, and
firefighting safety can be effectively guaranteed for persons and properties.