Cleaning structure of hay mower

The utility model discloses a cleaning structure of a hay mower. The cleaning structure is arranged on a mowing plate of the hay mower, and is characterized in that a cleaning connector is included, the cleaning connector is arranged on the mowing plate and right faces the hay-throwing track of the hay mower, the cleaning connector comprises a body, outer threads connected with an external water pipe are arranged at the upper end of the body, and a horizontal lower water outlet is formed in the lower end of the body. The cleaning structure is simple in structure, and greatly improves cleaning efficiency, meanwhile thorough cleaning is achieved, and damage on a mechanical surface processing layer is small.