Automatic exhaust device of water system

The utility model relates to the technical field of exhaust systems, and discloses an automatic exhaust device of a water system, which comprises an exhaust pipe body, a Y-shaped filter, a water inlet joint, a duckbill valve, a humidity probe and an electromagnetic valve. Wherein the Y-shaped filter is communicated with the lower end of the exhaust pipe body; the water inlet joint is communicated with the exhaust pipe body; the duckbill valve is communicated with the exhaust pipe body and located above the water inlet connector. The humidity probe is arranged in the duckbill valve and is used for detecting whether liquid exists in the exhaust pipe body or not; the electromagnetic valve is communicated with the exhaust pipe body, located above the duckbill valve and electrically connected with the humidity probe. The automatic exhaust device of the water system has the advantages of being rapid in exhaust, simple in structure, automatic in operation, efficient, clean and the like, and it can be guaranteed that