Water pump device of fire fighting truck

The utility model discloses a water pump device of a fire fighting truck, which comprises a movable seat, a support plate, a first adsorption block, a fixed plate, a fire pump body, a rotatable adjusting seat structure, a fixable locking storage seat structure, a shielding observation protective cover structure, a support rod, a push-pull rod, a water outlet pipe, a water inlet pipe and a connecting pipe, the lower end of the supporting plate is in bolted connection with the left side of the upper end of the movable seat; the first adsorption blocks are embedded in the upper portion and the lower portion of the left side of the supporting plate correspondingly. The fixing plates are connected to the left side and the right side of the upper end of the movable base through bolts correspondingly. Due to the arrangement of the U-shaped frame, the supporting rollers, the movable plate, the sliding holes, the sliding rods, the movable seat and the supporting rods, the movable plate can slide in the U-shaped frame