Spray cleaning type guardrail structure

The invention discloses a spray cleaning type guardrail structure which comprises a first column, a second column, a bottom groove, a longitudinal rod, a surface pipe and a cleaning device; the cleaning device comprises a shielding assembly, a lifting assembly, a spraying assembly and a scrubbing assembly; the shielding assembly comprises a first shielding plate and a second shielding plate; the scrubbing assembly comprises a first scrubbing strip, a first guide strip, a first guide shaft, a second scrubbing strip, a second guide strip and a second guide shaft; the first scrubbing strip and the first guide strip are horizontally arranged and are parallel to the first baffle plate; a first guide hole is formed in the first guide strip; the first guide shaft is inserted into the first guidehole, the second guide strip is provided with a second guide hole, the second guide shaft is inserted into the second guide hole, the lifting assembly drives the first baffle plate and the second baffle plate to move up and d