Vehicle electric liquid pump

Vehicle electric liquid pump

  • CN 104,769,221 B
  • Filed: 10/29/2012
  • Issued: 06/04/2019
  • Est. Priority Date: 10/29/2012
  • Status: Active Grant
First Claim
Patent Images

1. the vehicle electric liquid pump (10) with pump case (12) and the rotor (13) for limiting longitudinal rotor axis (17), packetIt includes:

  • Motor (20) is located at a longitudinal end of the pump case (12), including stator coil (22);

    With the power electronic room (50) for driving the power semiconductor (56) of the stator coil (22), the power electronicRoom (50) is arranged in another longitudinal end of the pump case (12);

    Pump chamber (30), wherein rotated from the pump rotor (36) of the motor (20) driving from pump chamber entrance (43) to pump chamberIt exports (45) and pumps liquid;

    AndMetal divider walls (40) in transverse plane, the partition wall (40) is by the pump chamber (30) and the power electronicRoom (50) separates,Wherein, a central recess (46) be arranged in the centre of the partition wall (40), and with the rotor (13) and/or the pumpRotor axial is opposite, and wherein, and the central recess (46) is fluidly connected to the pump chamber outlet (45).

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