Embedded building fire-fighting spraying device

The utility model relates to an embedded building fire-fighting spraying device which comprises a spraying head body, a lifting seat is fixedly installed at the top of the spraying head body, sliding blocks are fixedly connected to the two sides of the lifting seat, a protective shell is installed on the outer side of the spraying head body, sliding grooves are fixedly formed in the two sides of an inner cavity of the protective shell, and the sliding blocks are fixedly connected to the sliding grooves. The sliding block is slidably located in an inner cavity of the sliding groove. An organic solution glass tube is arranged to support a lifting seat, so that a spray head body is embedded into an inner cavity of a protective shell when no fire occurs, the protective shell protects the spray head body, the glass tube is prevented from being damaged by collision, the spray head body is hidden in an embedded mode, and the appearance is more attractive; the organic solution glass tube pushes the spray header body