Safe hanging device for audio and video equipment

The utility model provides an audio and video equipment safety hanging device relates to internet of things gateway technical field, including mounting plate and adjusting plate, the central position of adjusting plate top surface is slidingly connected with the circular truncated cone seat, the outer side wall of circular truncated cone seat is fixedly connected with the extension rod, the bottom end of extension rod is fixedly connected with the second connecting seat, and the second connecting seat is fixedly connected with the second connecting seat. A first connecting base is fixedly connected to the top face of the mounting plate, a second rotating column is rotationally connected between the first connecting base and the second connecting base, and a spring is fixedly connected between the circular truncated cone base and the adjusting plate. According to the utility model, the spring is arranged between the circular truncated cone seat and the adjusting plate, when audio and video equipment installati