▎ 摘　　要

NOVELTY - The utility model claims a hydraulic cylinder with lubricating structure, wherein the technical solution is as follows: comprising a hydraulic cylinder body, the inner part of the hydraulic cylinder body is connected with a piston rod, the upper end of the hydraulic cylinder body is equipped with a lubricating mechanism; the lubricating mechanism comprises a metal rubber sealing ring, the upper part of the metal rubber sealing ring is connected with a packaging ring, the upper end of the packaging ring is equipped with an oil storage ring, the inner side of the metal rubber sealing ring is clamped with graphene lubricating ring, the inner graphene of the lubricating ring is provided with multiple lubricating oil holes, the graphene part of the lubricating ring and the packaging ring is provided with multiple oil dipping holes, the outer side of the oil storage ring is provided with multiple oil inlet holes, the inner part of the oil storage ring is provided with a second oil storage cavity, a first oil storage cavity is formed between the oil storage ring and the hydraulic cylinder body. The utility model is provided with an oil storage ring, effectively realizing the storage of lubricating oil, lubricating treatment for a long time, no need to frequently add lubricating oil.