Sealing cover for salt adding opening of water softener

The utility model discloses a sealing cover for a salt adding opening of a water softener. The sealing cover comprises a cover body, a base and a shaft core, wherein the cover body comprises a supporting bottom surface and a pressing top surface, and a supporting part in the width direction of the supporting bottom surface is formed on the supporting bottom surface; the base is mounted at a salt adding opening of the water softener, and a salt adding window is formed in the base; the shaft core penetrates through the supporting part and assembles the cover body on the base; the pressing top face is pressed, and the cover body rotates with the shaft core as a rotating shaft to open or close the salt adding window. According to the utility model, the seesaw type sealing cover is arranged at the salt adding opening of the water softener, so that the opening or closing of the salt adding window is not influenced by falling salt particles; due to the fact that the shaft core is located in the cover body, the shaft