Truck safety devices and an access system for vehicle networking

A construction vehicle safety devices and networking systems for vehicle access. The obstacle detection device comprises a module, master control module and a panoramic module, the obstacle detection module is connected with the main control module panoramic module, the obstacle detection module is configured around an obstacle behind the collection truck data, and transmits the alarm information to the main processing module. The panoramic module, for sending to the main control module after collection truck rear left and right images, and forms a panoramic image. The master control module is configured to collect traffic information in front of the image engineering vehicles and construction vehicles, but also for switching truck front image and a panoramic image. The system includes a master device, a power supply, oscillator, memory, alarms, user interface, and the communicator recorder. Said master device comprising an obstacle detection module, control module and a panoramic module, the obstacle detection module is connected with the main control module panoramic module.