Guardrail cleaning device for municipal engineering

The guardrail cleaning device for municipal engineering comprises a vehicle body, a pulping tank and a slurry storage tank, the pulping tank is arranged on one side of the upper surface of the vehicle body and can be used for treating soil, the slurry storage tank is arranged on the other side of the upper surface of the vehicle body and can be used for storing treated slurry, and a supporting plate is fixedly connected to the end, close to the pulping tank, of the vehicle body. An electric box is arranged on one side of the upper surface of the vehicle body, a conveying belt is arranged at the end, away from the vehicle body, of a supporting plate, soil needing to be treated can be conveyed into the device, rolling shafts are connected to the lower surface of the conveying belt in a rolling mode, the pulping tank is movably connected with the supporting plate through the conveying belt, and supporting rods are fixedly connected with the pulping tank through supports. A material pouring opening is formed in o