Range-adjustable light condensing device of lighting device

The invention relates to the technical field of lighting devices, in particular to a range-adjustable light condensing device of a lighting device, which comprises a light condensing substrate, the light condensing substrate is rotatably mounted on a hinge seat, the hinge seat is fixedly mounted on a mounting bracket, and a lighting lamp and a power generation panel are fixedly mounted on the mounting bracket. A hinge seat is arranged on the light gathering base plate, an adjusting motor is fixedly installed on the hinge seat, a mounting shaft is rotationally connected to the light gathering base plate, the mounting shaft is fixedly connected to a rotating seat, a reset spring is fixedly connected to the rotating seat, the rotating seat is connected with an angle fine adjustment structure, a gathering groove is formed in the rotating seat, and a light gathering seat is slidably installed in the gathering groove through a sliding way; and a condensing lens is fixedly connected to the condensing seat. The folda