The invention discloses a passenger
car seat safety belt non-wearing prompting
system. The
system comprises an instrument main
station module, a safety belt comprehensive controller, an instrument, aplurality of pressure switches and a plurality of safety belt switches, wherein an instrument
liquid crystal display screen is arranged on the instrument, the pressure switches are normally open switches, and the safety belt switches are normally closed switches; each seat is provided with one
pressure switch and one safety belt switch, the pressure switches and the safety belt switches are connected in series to be connected with the car-mounted safety belt comprehensive controller, the car-mounted safety belt comprehensive controller monitors a grounding
signal,
signal states of all paths are sent to a
CAN bus of a whole car through the instrument main
station module in a CAN message form, and the instrument reads and analyzes corresponding messages from the
CAN bus and displays the corresponding messages on the instrument
liquid crystal display screen in an alarm arrangement diagram form. According to the
system, the safety belt wearing condition of passengers can be monitored, a driver can visually know the passenger on which seat does not wear a safety belt, the passenger can be reminded to wear the safety belt in time, and safety accidents caused by non-wearing of the safetybelt are avoided.