Anti-corrosion storage tank with lining convenient to replace

The invention discloses an anti-corrosion storage tank with a lining convenient to replace, and relates to the technical field of storage tanks, the anti-corrosion storage tank comprises a fixed cylinder, a rotating cylinder is rotatably mounted on the fixed cylinder, a top cover is slidably mounted at the top of the fixed cylinder, a second supporting arc plate is arranged on the inner side of the fixed cylinder, a first supporting arc plate is arranged on the inner side of the rotating cylinder, and the second supporting arc plate and the first supporting arc plate are spliced. The lining is supported; a replacement part is arranged on the outer side of the fixed cylinder and used for replacing the storage tank; a matching assembly is arranged on the outer side of the lining, the matching assembly comprises an extrusion rack installed on the outer side of the lining in a sliding mode and a supporting plate installed on the outer side of the lining in a rotating mode, and a transfer gear ring rotates and is