Safety guardrail unit section and movable guardrail

The utility model relates to the technical field of highway construction equipment, and discloses a safety guardrail unit section and a movable guardrail, the safety guardrail unit section comprises a first longitudinal beam, a second longitudinal beam, a base and a connecting assembly; wherein the first longitudinal beam and the second longitudinal beam are parallel to each other, are arranged at an interval and are connected through the connecting assembly; the base is connected to the side, away from the first longitudinal beam, of the second longitudinal beam, and the cross section of the base is gradually increased in the direction away from the second longitudinal beam. The single safety guardrail unit section can meet the requirement for moving convenience, when the movable guardrail needs to be assembled, only the first longitudinal beams of the adjacent safety guardrail unit sections need to be correspondingly connected, the second longitudinal beams of the adjacent safety guardrail unit sections nee