Advertising lamp box facilitating picture replacement

The advertising lamp box comprises a base box, a lamp box main body, driving assemblies and a connecting assembly, the lamp box main body is arranged at the top of the base box, the driving assemblies are arranged in the lamp box main body and the base box respectively, the connecting assembly is arranged in the lamp box main body, and the connecting assembly is arranged in the lamp box main body. The driving assembly comprises a rotating sleeve, a first gear, a second gear, a reciprocating lead screw and a transmission gear, the rotating sleeve is rotationally connected to the top of the base box, the top of the rotating sleeve is fixedly connected with the bottom of the lamp box body, and the bottom of the rotating sleeve extends into the base box and is fixedly connected with the first gear. By means of the arrangement, pedestrians located on the other side of the advertising board can completely watch information on the other side of the advertising lamp box, the advertising board in the advertising lamp