▎ 摘　　要

NOVELTY - The utility model claims a door leaf frame profile of metal storage rack, comprising a profile main body, the left side of the profile main body is sequentially with a first clamping groove, a second clamping groove and a third clamping groove from up to down, the inner part of the sectional material main body is fixedly connected with an insulating layer, the surface of the sectional material main body is provided with a protective layer, the protective layer comprises graphene anti-corrosion coating, a moisture-proof paint layer and a wearable paint layer. The utility model is provided with a clamping groove one, a clamping groove two and a clamping groove three, convenient for clamping into the door leaf panel, hollow decorative plate and inner sealing plate, reinforcing door leaf strength, at the same time, the inner wall is cone-shaped can reduce one clamping groove, slot two and slot three and the gap between the object, improving the sealing effect, at last, the protective layer can be processed by the section main body for anti-corrosion and damp-proof treatment, so as to have the advantages of good protective performance, it solves the door leaf frame section of the existing metal storage rack, the structure is simple, the sealing is not good, in the using process, easy to enter into dust, at the same time, easy to enter the problem of moisture.