Cyclone separator and dishwasher

A dishwasher, comprising:

• a cyclone separator comprising:
• a first housing;
• a second housing, arranged in the first housing, wherein a waste collection chamber is arranged between the second housing and the first housing;
• a first filter element, arranged in the second housing and enclosed to form a first filter chamber;
• a flowing passage, located between the first filter element and the second housing, wherein the flowing passage is in communication with the first filter chamber through a filter hole, and the waste collection chamber is in communication with the flowing passage;
• an input pipe, in communication with the flowing passage, wherein a flowing medium is capable of entering the cyclone separator through the input pipe and forming a cyclone in the flowing passage;
• an output pipe, in communication with the first filter chamber, wherein the flowing medium is capable of being discharged from the cyclone separator through the output pipe;
• and
• a reflux portion, wherein the flowing medium is capable of flowing from the waste collection chamber to the output pipe through the reflux portion;
• and
• a pump assembly, in communication with an output pipe or an input pipe of the cyclone separator, wherein the pump assembly is configured to pump a flowing medium.