Electronic hydraulic steering pump of unipolar

The utility model discloses an electronic hydraulic steering pump of unipolar, include: hydraulic pump and motor, the pump body fixed mounting of hydraulic pump are on the motor casing of motor, and the impeller of hydraulic pump is all installed on the transmission shaft with the rotor of motor, the pump body includes impeller cavity and end cover, and the end cover is located the terminal surface of the motor side of impeller cavity and is become a whole, and the center of end cover is equipped with the bearing bore, and the bottom of bearing bore is equipped with the bulge loop, the end cover is equipped with noise reduction layer towards the inner wall of motor side, noise reduction layer's material is compound noise -reducing composite, the bearing is installed in the middle part and the bearing bore cooperation on the pump body of transmission shaft, be equipped with wave spring between bulge loop and sealed bearing's the terminal surface. The utility model discloses a technique aim at provides that a v