The invention relates to the technical field of vehicle-mounted alarm, in particular to a vehicle-mounted alarm
system and a control method.The vehicle-mounted alarm
system comprises a vehicle-mounted
alarm device, a main control board is installed in the vehicle-mounted
alarm device, a main control
chip is installed on the main control board, and a battery is installed on one side of a mainboard; the vehicle-mounted
alarm device comprises an audible and visual alarm, a high-precision positioning module, an abnormal state detection module and a vehicle position monitoring module. The whole shell of the vehicle-mounted alarm device is packaged by full aluminum
alloy, a main control board, a battery, a
loudspeaker and a plug are arranged in the shell, and the whole shell comprises a connector and the like and adopts waterproof design, so that electromagnetic
pollution can be resisted, the mechanism is firmer, and the anti-vibration performance is better; wherein the acceleration sensor is mainly used for detecting abnormal vibration of the vehicle-mounted alarm device, and the main control
chip is used for analyzing and uploading the abnormal vibration state so as to receive alarm data subsequently.