Background board with switching function for live broadcast

The utility model discloses a live broadcast background plate with a switching function, and relates to the technical field of live broadcast background plates, the live broadcast background plate comprises a shell, a motor is fixedly mounted on the inner top wall of the shell, an output shaft of the motor is fixedly connected with a shaft rod through a coupler, the outer wall of the shaft rod is fixedly connected with a winding drum, and the outer wall of the winding drum is fixedly connected with a background cloth roll; the inner bottom wall of the shell is rotationally connected with a winding roller, the inner side wall of the shell is fixedly provided with a pressing roller set, the two sides of the shell are fixedly connected with frames, the outer walls of the frames are fixedly provided with first magnetic strips, the outer wall of the shell is fixedly connected with a front frame, one side of the shell is movably connected with a cover plate, and the top end of the cover plate is fixedly connected w