Patent ID: 11905942
Assignee: MIDEA GROUP CO., LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  C | IPC C  F

Claim 11:
12. A water purification device, comprising a booster pump, wherein the booster pump comprises:
a pump body provided with a mounting cavity extending in a first direction;
a motor arranged in the mounting cavity, wherein the motor comprises a motor body, and a motor shaft passing through both ends of the motor body in the first direction; and
a first pump head and a second pump head, wherein the first pump head is mounted on a first end of the pump body in the first direction and drivingly connected to a first end of the motor shaft, and the second pump head is mounted on a second end of the pump body in the first direction and drivingly connected to a second end of the motor shaft;
wherein each of the first pump head and the second pump head is provided with a piston plate, the first and second ends of the motor shaft is connected to the corresponding piston plate of the piston plates, each of the piston plates is formed with at least two piston chambers, each piston chamber communicates with a water intake end and a water drain end of the corresponding pump head, and the piston chambers are uniformly arranged around a center of the corresponding piston plate;
wherein a projection of the piston chambers of the first pump head and a projection of the piston chambers of the second pump head are misaligned with each other in a projection plane perpendicular to the first direction.