Mobile phone shell with dustproof and anti-falling structure

The utility model discloses a mobile phone shell with a dustproof and anti-falling structure. The mobile phone shell body comprises a bottom plate and a covering edge arranged at the periphery of the bottom plate; the covered edge is attached to the side wall of the mobile phone; the wrapping edge comprises a bottom edge part, the bottom edge part is provided with a charging hole and a sound outlet hole, the charging hole is matched with the charging port, the sound outlet hole is matched with the sound outlet, a sinking groove is formed in the side, close to the mobile phone, of the bottom edge part, the sound outlet hole is formed in the sinking groove, the sound outlet hole is composed of a plurality of second through holes, and the second through holes are used for dispersing the size of a cavity needed by the sound outlet. Meanwhile, the sinking groove is formed, so that the mobile phone shell cannot be tightly attached to the mobile phone at the position of the sound outlet hole, and dust is prevented f