Sound-light alarm device for preventing human body from electric shock

The invention discloses a sound-light alarm device for preventing human body from electric shock, which comprises a bearing unit and an early warning unit, wherein the bearing unit comprises a protective shell, an adjusting assembly located in the protective shell and a telescopic assembly located at the top of the adjusting assembly; an early warning unit comprising a detection module and an early warning module which are located in the protective shell, wherein the detection module is connected with the early warning module through an electric signal, the adjusting assembly comprises a driven gear located at the bottom of the inner wall of the protective shell, and a limiting shaft is arranged on the driven gear in a penetrating mode and is in shaft connection with the protective shell. According to the invention, the bearing unit and the early warning unit are arranged, and the adjusting assembly and the telescopic assembly in the bearing unit cooperate with the detection module and the early warning modul