Claw shape dry -type pump

The utility model discloses a claw shape dry -type pump, including the casing, be provided with a plurality of claw shape of group rotor assemblies in this casing, the casing on be provided with intake pipe and blast pipe, the claw shape rotor assembly including the rotor and the rotor of giving vent to anger of admitting air, admit air that the fretwork forms the rotor cavity that admits air in the rotor, rotor cavity from the point medial opening of the rotor that admits air that should admit air, give vent to anger that the fretwork forms the rotor cavity of giving vent to anger in the rotor, the rotor cavity opening from the point portion of the rotor of giving vent to anger outside of should giving vent to anger, the casing anterior be connected with the batch oil tank through confession oil pipe respectively with the rear portion, the casing in be provided with mainly the gear pump that constitutes by fuel feeding gear, supporting axle, the casing setting arrange the mouth in advance. The utility model