A forklift carrying device based on a pure water equipment rack structure comprises a bottom frame. Supporting columns are arranged on the bottom frame in a rigid connection mode, carrying tanks are arranged on the bottom frame in a rigid connection mode, and the bottom frame is sleeved with fixing buckles. An auxiliary frame is arranged at the other ends of the supporting columns in a rigid connection mode, and lifting lugs are arranged on the auxiliary frame in a rigid connection mode. Compared with the prior art, the forklift carrying device has the advantages that the pure water equipmentrack structure can be hoisted by a crane above and can be carried by a forklift below, and the characteristic that water draining of the pure equipment rack bottom frame is convenient is combined; andmeanwhile, according to the forklift carrying device, the strength of an overall rack is further greatly reinforced, the structure is simple, and the forklift carrying device is easy to achieve and popularize and has very good practicability.