Appliance coupler water pumping apparatus

An appliance coupler water pumping apparatus, used for a liquid heater having a detachable inner container, a bottom of the inner container is provided with a first through hole, wherein

• the appliance coupler water pumping apparatus comprises a water inlet pipe assembly and a water pumping pipe assembly, the water inlet pipe assembly is communicated with an inner portion of the inner container through the first through hole;
• the water pumping pipe assembly is used to match with the water inlet pipe assembly and extract the liquid in the inner container when it is communicated with the water inlet pipe assembly;
• the water inlet pipe assembly comprises a water inlet pipe and a water sealing sliding block;
• an end of the water inlet pipe facing the inner container is communicated with the inner portion of the inner container;
• the water sealing sliding block is slidably arranged in the water inlet pipe to seal an end of the water inlet pipe away from the inner container;
• an inner wall and an outer wall of the end of the water inlet pipe close to the inner container extend radially along the water inlet pipe to form a first supporting part and a second supporting part respectively:
• a spring is arranged between the first supporting part and the second supporting part:
• one end of the spring abuts against the first supporting part, and another end thereof abuts against the water sealing sliding block.