Automatic water replenishing device of desulfurization filter cloth flushing water tank

The utility model discloses an automatic water replenishing device for a desulfurization filter cloth flushing water tank, which comprises a water tank component, a barrel body, a water inlet pipe arranged at the top of the side surface of the barrel body, a water outlet pipe arranged at the bottom of the side surface of the barrel body, and a top cover arranged at the top of the barrel body, and the automatic water replenishing assembly is arranged at the top of the top cover and comprises a radar liquid level meter, a connecting plate arranged in the middle of the radar liquid level meter and a limiting piece arranged at the bottom of the connecting plate. Through the design of the radar liquid level meter, the water volume in the barrel body can be measured and fed back more accurately, the failure rate is lower compared with a floating ball valve, the workload of maintainers is greatly reduced, meanwhile, through the arrangement of the connecting assembly, the radar liquid level meter is more convenient t