Disaster early warning front device and disaster early warning system

The invention discloses a disaster early warning front device and a disaster early warning system.The disaster early warning front device comprises a communication module, the communication module is used for being in communication connection with a data collector, the data collector is in communication connection with a plurality of sensors, and the communication module is further in communication connection with a server terminal; the data collector receives the environmental parameter data output by the plurality of sensors at intervals according to preset time and then outputs the environmental parameter data; the embedded processor and the disaster early-warning preposed device are in communication connection with the communication module, and the disaster early-warning preposed device is used for receiving the environmental parameter data and controlling the communication module to output the environmental parameter data to the server terminal when the environmental parameters are analyzed to be normal