Digital display constant-temperature water bath kettle capable of disinfecting and sterilizing

The digital display constant-temperature water bath kettle comprises a warm water bath kettle body, one side of the bottom end of the warm water bath kettle body is communicated with a drainage pipe, a fixing clamp is fixed to the position, close to the top end, of the left side of the warm water bath kettle body, and a display screen and a switch are arranged on the right side of one end of the warm water bath kettle body. A heating pipe is installed at the bottom end of the interior of the warm water bath pot body, a cover plate is assembled at the top end of the warm water bath pot body, two reserved holes are vertically formed in the cover plate, a cover body is assembled in the reserved holes, a protective shell is arranged at the bottom end of the cover plate, and an ultraviolet germicidal lamp is assembled in the protective shell. When the warm water bath pot is used, the protective shell is arranged below the cover plate, the ultraviolet germicidal lamp is arranged in the protective shell, the interio