Energy-saving security monitoring device

The utility model discloses an energy-saving security monitoring device, which belongs to the technical field of security monitoring and comprises a fixed shell, a protective glass plate is fixedly mounted on one side of the fixed shell, a mounting assembly is fixedly mounted at the top of the fixed shell, and rotating rods are supported on the front side and the rear side of an inner cavity of the fixed shell through bearings. The bottom of the rotating rod penetrates through the fixing shell and extends to the position below the fixing shell, and a monitoring camera is arranged in an inner cavity of the fixing shell. According to the utility model, the two groups of monitoring cameras are arranged, the two groups of monitoring cameras can rotate in a staggered manner so as to increase the image acquisition area of a monitoring area and reduce monitoring dead angles, and the rotating assembly is arranged, so that the rotating rod can be driven by the rotating assembly to rotate in a reciprocating manner so a