Power distribution network line detection device

A power distribution network line detection device disclosed by the present invention comprises a box body and a sliding plate, the middle part of the interior of the box body is slidably connected with the sliding plate, the middle part of the upper surface of the sliding plate is provided with detection equipment, the two sides of the lower surface of the sliding plate are fixedly connected with damping boxes, and sliding grooves are formed in the damping boxes. Two sliding blocks are slidably connected to the interiors of the sliding grooves, a second spring is arranged between the two sliding blocks, a fixing block is fixedly connected to the lower surface of the interior of the box body, a second telescopic rod is arranged between the lower surface of the sliding plate and the fixing block, and a connecting rod is arranged between the second telescopic rod and the sliding blocks. Through the arrangement of the first spring and the second spring, when the detection equipment is transported in use, the det