Energy-saving device for safety detection of construction environment

The utility model relates to the technical field of construction environment safety detection, in particular to an energy-saving device for construction environment safety detection, which comprises two telescopic rods, the tops of the two telescopic rods are jointly provided with a top plate, the top of the top plate is provided with a solar cell panel and a protection box, and the protection box is internally provided with a single chip microcomputer, a loudspeaker and a storage battery. A connecting plate is arranged below the top plate, the top of the connecting plate is provided with a driving gear and a driven gear which are meshed with each other, the driving gear and the driven gear are rotationally connected with the connecting plate through rotating shafts, a pressure sensor is embedded in the top of the driven gear, and a camera is arranged at the top of the driven gear; according to the utility model, the position and gravity of the camera are sensed through the pressure sensor, when the position