公开(公告)号：US11988212B2

公开(公告)日：2024-05-21

申请号：US17877299

申请日：2022-07-29

Applicant: TECHTRONIC CORDLESS GP

Inventor： Huang Jiabin ,  Jiang Xijun

IPC: F04D13/06 ,  F04B35/04 ,  F04B35/06 ,  F04B39/12 ,  F04B49/06 ,  F04C5/00 ,  F04C11/00 ,  F04C15/00

CPC classification number: F04D13/068 ,  F04B35/04 ,  F04B35/06 ,  F04B39/121 ,  F04B49/06 ,  F04C5/00 ,  F04C11/008 ,  F04C15/00 ,  F04D13/06

Abstract: A fluid transfer pump comprises: a housing, a pump unit, an electric motor assembly, a power supply mounting base, and a speed change mechanism, wherein the pump unit comprises an impeller; the electric motor assembly is used to drive the impeller to rotate around an axis of the impeller; the power supply mounting base is used to receive a power supply for supplying electricity to the pump unit; and the speed change mechanism is arranged between the pump unit and the electric motor assembly. The power supply mounting base is arranged in a power supply compartment; and the pump unit, the speed change mechanism, the electric motor assembly, and the power supply compartment are successively arrayed in an extension direction of the axis of the impeller.

公开(公告)号：US20240263633A1

公开(公告)日：2024-08-08

申请号：US18636469

申请日：2024-04-16

Applicant: TECHTRONIC CORDLESS GP

Inventor： Huang Jiabin ,  Jiang Xijun

IPC: F04D13/06 ,  F04B35/04 ,  F04B35/06 ,  F04B39/12 ,  F04B49/06 ,  F04C5/00 ,  F04C11/00 ,  F04C15/00

CPC classification number: F04D13/068 ,  F04B35/04 ,  F04B35/06 ,  F04B39/121 ,  F04B49/06 ,  F04C5/00 ,  F04C11/008 ,  F04C15/00 ,  F04D13/06

Abstract: A fluid transfer pump comprises: a housing, a pump unit, an electric motor assembly, a power supply mounting base, and a speed change mechanism, wherein the pump unit comprises an impeller; the electric motor assembly is used to drive the impeller to rotate around an axis of the impeller; the power supply mounting base is used to receive a power supply for supplying electricity to the pump unit; and the speed change mechanism is arranged between the pump unit and the electric motor assembly. The power supply mounting base is arranged in a power supply compartment; and the pump unit, the speed change mechanism, the electric motor assembly, and the power supply compartment are successively arrayed in an extension direction of the axis of the impeller.