Dishwasher

A dishwasher, comprising:

• a tub that defines a space configured to receive dishes;
• an injection nozzle configured to inject washing water toward the dishes;
• a sump configured to store washing water;
• a washing pump configured to supply the washing water stored in the sump to the injection nozzle;
• and
• an air jet generator configured to receive at least some of the washing water from the washing pump, the air jet generator being configured to generate air bubbles in the washing water and to discharge the washing water to the sump,
• wherein the air jet generator comprises:
• an air crushing pipe comprising (i) a decompression portion configured to depressurize the washing water, (ii) a pressing portion configured to pressurize the washing water flowing downstream of the decompression portion, and (iii) an air inlet hole configured to introduce external air to a position downstream of the decompression portion,
• an air tap configured to crush air existing in the washing water discharged from the air crushing pipe, and
• an air tap coupler coupled to the air tap and detachably mounted in the air crushing pipe,
• wherein the dishwasher further comprises a connection nozzle connected to the air tap and configured to discharge the washing water that has passed through the air tap to the tub, and
• wherein the air tap coupler is coupled to the connection nozzle, and
• wherein the air crushing pipe is disposed below a bottom surface of the tub.