Anti-rust device for exposed reinforcing steel bars

The invention provides an anti-rust device for exposed reinforcing steel bars. The anti-rust device comprises a device shell, a liquid storage box, a first switch valve, a first liquid conveying pipe, a second switch valve, a second liquid conveying pipe, atomizing nozzles, a storage battery, a resistance heating wire and a solar photovoltaic panel, wherein the liquid storage box is mounted in the top of the device shell, the first liquid conveying pipe and the second liquid conveying pipe are symmetrically mounted on the left and right sides of the liquid storage box, the first switch valve and the second switch valve are symmetrically mounted on the lateral side of the device shell, more than six atomizing nozzles are evenly distributed in the first liquid conveying pipe and the second liquid conveying pipe in an equal-distance manner, the storage battery is mounted in the device shell at the lower end of the liquid storage box, the resistance heating wire is assembled in the lateral wall of the device shel