Automatic weighing device for off-highway dumper

The utility model discloses an automatic weighing device for an off-highway dumper. The device comprises an oil pressure sensor which is installed in a connection position of a lifting oil cylinder high-pressure pipeline of a vehicle lifting mechanism. The automatic weighing device also comprises a GPS vehicle-mounted terminal and a central monitoring platform, the GPS vehicle-mounted terminal is connected with the oil pressure sensor to acquire oil pressure of the oil cylinder in the process of lifting, and the GPS vehicle-mounted terminal is also connected with the central monitoring platform in a communication manner. Compared with a conventional detection method, the automatic weighting device for an off-highway dumper in the utility model has the characteristics of being simple in structure, convenient to mount, low in cost, reliable in operation in severe working conditions and convenient to collect load-carrying data.