Blind plate valve

Provided is a blind plate valve. The blind plate valve comprises a front fixing plate, a rear fixing plate, a connection plate, an arc plate, a through plate, a blind plate and seal rings. The front fixing plat, the arc plate, the rear fixing plate and the connection plate are sequentially connected, the through plate and the blind plate are respectively arranged on the arc plate, the seal rings are respectively arranged on the front fixing plate and the rear fixing plate, and an adjusting plate is fixed on the periphery of the through plate. The blind plate valve has the advantages that the adjusting plate is fixed on the periphery of the through plate, and the adjusting plate is composed of a plurality of adjusting rings of annular structures. A user can change the inner diameters of the adjusting rings by increasing or reducing the number of the adjusting rings so as to achieve the aim of adjusting flow of the blind plate valve.