Connection structure of electronic cabinet backplate and connecting piece

The utility model discloses a connection structure of electronic cabinet backplate and connecting piece, including rectangle metal backboard and connecting piece, the connecting piece is the section bar, the connecting piece includes: an inserting groove that is used for linking bridge's connection limit, locate connect the edge, with be connected limit syntropy extension to and the subsides that are used for leaning on with the subsides of metal faceplate interior surface are kept to the side, paste the subsides of keeping to the side in that its and the subsides of backplate internal surface are leaned on and face upper punch two cross convex closures of extrusion and a plurality of bump, the backplate internal surface is equipped with two and half cross counter bore of above -mentioned cross convex closure one -to -one complex, cross convex closure inserts in the half corresponding cross counter bore, the bump directly pastes back inboard surface, subsides are kept to the side and the backplate internal su