Adjustable oral pad capable of preventing biting tongue

The invention discloses a tongue-biting-prevention adjustable oral pad, and particularly relates to the technical field of oral pads, the tongue-biting-prevention adjustable oral pad comprises a limiting plate, an observation hole used for observing the oral cavity is formed in the limiting plate, and bandage holes used for installing bandages are formed in the two sides of the limiting plate; the base plate comprises an upper gasket and a lower gasket, the upper gasket and the lower gasket are symmetrically arranged on one side of the limiting plate, and the upper gasket and the lower gasket are rotationally connected with the limiting plate through rotating shafts; the elastic rubber sleeve is arranged between the upper gasket and the lower gasket, and the elastic rubber sleeve is fixedly adhered to the upper gasket and the lower gasket through an adhesive; the tongue depressor is installed at the bottom of the lower gasket through the moving assembly, through the upper gasket, the lower gasket and the elas