Waterproof assembly of mobile phone antenna and mobile phone

The utility model provides a waterproof assembly of a mobile phone antenna and a mobile phone. The waterproof assembly of the mobile phone antenna comprises a mobile phone shell, an antenna assembly and a waterproof pad, an accommodating cavity is formed in the mobile phone shell, at least one end accommodating groove and at least one antenna positioning part are arranged in the accommodating cavity, and an inclined part is formed on the inner wall of the end accommodating groove; the antenna assembly comprises a base body part and a side antenna part, and the base body part and/or the side antenna part are/is provided with a positioning groove matched with the antenna positioning part; and the waterproof pad is arranged between the base body part and the top surface of the accommodating cavity. According to the waterproof assembly of the mobile phone antenna, the problem of fall between the antenna and the mobile phone shell is prevented through the accommodating groove at the end part, the waterproof pad ca