Sound box with rotation angle convenient to adjust

The utility model discloses a sound box convenient to adjust a rotation angle, and aims to solve the technical problems that the rotation angle of the sound box in the prior art is generally difficult to adjust quickly, the sound box is difficult to assemble and use quickly, and a cleaning structure capable of quickly cleaning the sound box is lacked. The sound box comprises a first fixing box and a second fixing box fixedly installed on the inner wall of the lower end of the first fixing box. And column bodies are movably arranged on the inner walls of the front end and the rear end of the second fixing box, first groove bodies are fixedly formed in the outer walls of the column bodies, and sound equipment bodies are fixedly installed on the inner walls of the first groove bodies. When the sound box is used, the column body is placed on the inner walls of the front end and the rear end of the first fixing box, the motor is installed on the inner wall of the first screw groove in a threaded mode, meanwhile, t