Internal coating steel drum for storing food

The utility model provides an inside-coated steel drum for storing food, which comprises an inside-coated steel drum body, a connecting hole is arranged at the top end of the inside-coated steel drum body, a fixing ring is fixedly mounted at the top end of the inside-coated steel drum body, the position of the fixing ring corresponds to that of the connecting hole, a turnover cover is arranged at the top end of the fixing ring, and the top end of the turnover cover is connected with the inside-coated steel drum body. A connecting block is fixedly installed on the outer circle wall face of the overturning cover, a fixing block is fixedly installed on the outer circle wall face of the fixing ring, and the position of the connecting block corresponds to the position of the fixing block. The tightening assembly is arranged on the outer circle wall face of the fixing ring and used for tightening and reducing a gap between the fixing ring and the overturning cover, the fixing block is arranged and can be fixedly co