Cleaning device and cleaner

A cleaning device, comprising:

• an outer housing;
• at least one first connecting component;
• a liquid spraying structure;
• and
• a liquid driving structure;
• wherein the outer housing comprises a liquid inlet and a liquid outlet, and a mounting cavity is defined in the outer housing;
• the at least one first connecting component is connected to the outer housing and is configured to detachably connect with at least one liquid storage device, the outer housing is connected to the at least one liquid storage device through the at least one first connecting component, so that the liquid inlet is communicated with a liquid storage cavity of the at least one liquid storage device;
• the liquid spraying structure comprises at least one liquid spraying hole, and the at least one liquid spraying hole is communicated with the liquid outlet;
• the liquid driving structure is disposed in the mounting cavity and is configured to communicate the liquid inlet and the liquid outlet;
• and, liquid in the liquid storage cavity is driven by the liquid driven structure to flow from the liquid inlet to the liquid outlet and is sprayed out through the at least one liquid spraying hole;
• wherein the cleaning device further comprises an accommodating box, the accommodating box is detachably connected to the outer housing, the accommodating box comprises an accommodating cavity having an opening facing upwards, and the accommodating box is configured to accommodate the liquid spraying structure;
• two protruding abutting portions are respectively disposed on two side walls of the accommodating cavity in a thickness direction of the accommodating cavity;
• when the liquid spraying structure is located in the accommodating cavity, two ends of the liquid spraying structure respectively abut against the two protruding abutting portions.