3D printing earphone shell structure convenient to adjust

The utility model discloses a 3D printing earphone shell structure convenient to adjust, which comprises a shell, a charging seat, an adjusting ring, a fixing ring, hollow ear cotton and a protective net, a positioning chip is arranged on the inner top surface of the shell, the charging seat is arranged on one side of the shell, a charging connector is arranged on the front surface of the charging seat, a protective plate cover is arranged outside the charging connector, and the protective plate cover is arranged on the outer side of the shell. And an adjusting ring is arranged at the top of the shell. According to the 3D printing earphone, the direction of the earplugs of the 3D printing earphone is changed through the adjusting ring, the earplugs can be conveniently adjusted to a comfortable angle to enter the ears, the wearing comfort of the earphone is enhanced, the angle of the ear hanging hook can be adjusted through the fixing ring, the 3D printing earphone is suitable for ear canals of different types