The utility model relates to a drainage
system for a coffee
machine and a coffee purifying and drinking all-in-one
machine, which comprise a water pan, a
sewage container with a water inlet and a water outlet, and a
sewage pump, the water pan is provided with a water outlet, the water outlet is communicated with the water inlet through fluid, the
sewage pump is an
impeller pump, and the water outlet is communicated with the water outlet through fluid. A water inlet interface of the sewage pump is in fluid communication with the water outlet, and a water outlet interface leads to a sewer. Liquid contained in the water receiving plate flows into the sewage container and then is discharged into the sewer through the sewage pump, a user does not need to frequently pour the water receiving plate, the use experience of the user is improved, the purifying and coffee drinking all-in-one
machine has the functions of direct drinking
purified water output, milk foam output and coffee output at the same time, and the purifying and coffee drinking all-in-one machine is suitable for popularization and application. And the water receiving plate is used for receiving dropping liquid of the direct drinking opening, the milk foam opening and the coffee opening respectively, so that waste liquid generated in various functions can be discharged through the drainage
system.