Novel gear pump device

The utility model discloses a novel gear pump device, including screw I, motor, rear end cap, dust cover, screw II, seal ring, resilient means, zhong gai, impeller, front end housing and water inlet tap, the motor has set gradually rear end cap, zhonggai, front end housing, in the motor epaxial between well lid and front end housing the position be provided with the impeller, be provided with the water inlet tap on the front end housing, be provided with the cavity body between front end housing and the impeller, cavity body outside -in is the grow gradually, the front end housing passes through buckle device and well lid interconnect, be provided with resilient means and seal ring between well lid and the motor shaft, seal ring passes through screw II and sets up on resilient means, the rear end cap passes through the sealed cooperation of seal ring with the motor and is connected. The utility model discloses can solve the not enough of prior art, through rationally setting up the runner, raise the efficiency, improved the lift under the prerequisite of costneutrality.