Sealing plate with adjusting function

The utility model provides a sealing plate with an adjusting function, which relates to the technical field of sealing plates and comprises a limiting column, a connecting rod is mounted at the top of the limiting column, a mounting plate is mounted at the top of the connecting rod, a fixing hole is formed in the surface of the mounting plate, a guide rod is mounted on one side face of the limiting column, and the guide rod is mounted on the other side face of the limiting column. A first rotating shaft is mounted on the surface of the guide rod, a shaft sleeve is mounted on one side of the first rotating shaft, an adjusting knob is mounted at the top of the shaft sleeve, a telescopic plate is mounted on the inner side of the shaft sleeve, a positioning hole is formed in the top surface of the telescopic plate, a connecting shaft is mounted on one side of the telescopic plate, and a fixing plate is connected to the surface of the connecting shaft; a left sealing plate is installed on one side of the fixing pl