Some features onboard refueling equipment introduced

To be driven by the engine gearbox mounted PTO gearbox external gear pump, pump to generate power, the liquid inside the tank through a pipe into a pump or pump out.
Usually two fuel trucks onboard sodium bicarbonate powder fire extinguishers, sodium bicarbonate powder fire extinguisher suitable for the beginning of flammable and combustible liquids, gases and charged equipment.
Respiratory ventilation valve is fixed at the top of the hydraulic piston pump, the tank pressure to ensure the normal state, to prevent over-pressure or vacuum tank so that the tank sustained damage, but also can reduce the tank liquid evaporation losses.
Car fire dome is usually vortex valve structure, without the aid of any tools, with a four-bar linkage with the vehicle tailpipe exhaust pipe connected directly, without the need to connect a switch or fixing screws, simple and quick to complete the installation and removal of a few seconds. Ignition of flammable materials in a lower concentration of larger establishments, to fully extinguish car exhaust pipe exhaust spark entrained