Water lifting device for pet water dispenser and pet water dispenser

A water lifting device for a pet water dispenser, comprising:

• a housing,
• a stirring assembly mounted on the housing,
• and a driving assembly connected to the stirring assembly,
• wherein the housing is provided with a lifting inner cavity with a lower side being a water inlet portion and an upper side being a water outlet portion, the housing is further provided with a water inlet in communication with the water inlet portion and a water outlet in communication with the water outlet portion, the stirring assembly is arranged in the lifting inner cavity and is configured to guide a liquid in the water inlet portion to flow to the water outlet portion, and the driving assembly is configured to drive the stirring assembly to rotate in the lifting inner cavity;
• wherein the stirring assembly comprises:
• a rotating shaft connected to the driving assembly, and
• stirring blades arranged on a periphery of the rotating shaft,
• wherein the stirring blades rotate with the rotating shaft and stir the liquid in the lifting inner cavity, so that the liquid forms a vortex and enters the water outlet portion along an inner wall of the lifting inner cavity;
• wherein a drainage assembly is further arranged at a lower end of the rotating shaft, the drainage assembly is provided with a drainage blade located in the water inlet portion, and the drainage assembly rotates with the rotating shaft to promote entry of an outer liquid into the water inlet portion from the water inlet.