Portable sound box

The utility model discloses a portable sound box, which comprises a sound box shell and a sound box main body, the sound box main body is arranged in the sound box shell, the bottom end in the sound box shell is provided with a supporting plate, two sides of the supporting plate are fixedly connected with screw rod sleeves, two sides in the sound box shell are fixedly connected with adjusting frames, and the adjusting frames are fixedly connected with the supporting plate. And an adjusting lead screw is movably installed in the adjusting frame, a driving motor is fixedly installed at the bottom end of the adjusting frame, and a visual window is fixedly connected to the front end of the sound box shell. The portable sound box is protected through the sound box shell, when the sound box is used, the driving motor is started firstly, the driving motor drives the adjusting lead screw to rotate, the adjusting lead screw drives the supporting plate and the sound box body to move out of the sound box shell, and when