Adjustable road administration isolation guardrail

The utility model discloses an adjustable road administration isolation guardrail, which relates to the field of road administration isolation guardrails and comprises two U-shaped rods, U-shaped support rods are mounted at the lower ends of the two U-shaped rods, a plurality of cross rods are fixedly connected in U-shaped cavities of the two U-shaped rods, the two cross rods are respectively in threaded connection with screw rods, and the screw rods are in threaded connection with the U-shaped support rods. A plurality of sliding rods are arranged between the two U-shaped rods, the two ends of each sliding rod are slidably arranged in inner cavities of the corresponding U-shaped rods and the corresponding transverse rod respectively, the sliding rods are rotationally connected with a rotating shaft through bearings, the rotating shaft penetrates through part of the sliding rods, and the rotating shaft is rotationally sleeved with a first mounting cover. And the opposite ends of the two screw rods are rotatio