Waterproof box

A waterproof box comprising:

• a main body having an interior wall and a peripheral wall and non-waterproof receiving components inside of the peripheral wall;
• a cover having a cover peripheral wall, the cover covering an opening formed between edges of the peripheral wall of the main body and edges of the cover peripheral wall;
• a main body side waterproof structure arranged around a top end of the peripheral wall of the main body;
• and
• a cover side waterproof structure arranged on a bottom end of the cover peripheral wall,
• wherein the main body side waterproof structure is overlapped with the cover side waterproof structure so as to waterproof, causing a main body side matching surface and a cover side matching surface to oppose each other,
• wherein the main body side matching surface and the cover side matching surface are formed as at least a tapered surface which are abutted and fit when the cover is moved in a direction removing the main body, and
• wherein a groove is formed in between the cover peripheral wall and a third waterproof member in an outlet of a minute path.