Rope net bearing device for lead crossing erection

The rope net bearing device comprises a bearing cable, a first insulation supporting rod and a second insulation supporting rod, adjusting pulley rings are fixedly installed at the two ends of the first insulation supporting rod and the two ends of the second insulation supporting rod, and a fixing rope is further connected between the first insulation supporting rod and the second insulation supporting rod. An insulating rope net is arranged between the fixing ropes, a plurality of groups of adjusting pulley rings are also arranged on the outer side walls of the fixing ropes, the outer side walls of the bearing cables are movably sleeved with the adjusting pulley rings, and the outer portions of the first insulating supporting rod and the second insulating supporting rod are further connected with adjusting traction ropes arranged in the same direction as the bearing cables; an oil storage groove is formed in the adjusting pulley ring. According to the device, the lubricating oil is automatically filled when