Novel leakage-proof loudspeaker

The utility model discloses a novel leakage-proof loudspeaker, comprising a cavity, a loudspeaker and a housing, the cavity is provided with a sound cavity hole for the loudspeaker to be embedded andinstalled, the cavity is provided with a plurality of bolt fixing holes for tightening and fixing, the cavity is provided with a positioning column protruding upwards, and the positioning column is provided with a plurality of positioning pins protruding upwards. The middle upper end of the loudspeaker is clamped in the sound cavity hole of the cavity, a gasket is arranged between the loudspeakerand the sound cavity hole of the cavity, a loudspeaker through hole for the middle lower end of the loudspeaker to penetrate through is formed in the center of the gasket, and the gasket is provided with a fixing through hole corresponding to the bolt fixing hole and the positioning column on the cavity. The loudspeaker sealing device is simple in structure and convenient and fast to use, the gasket made of Poron materials