Rear-mounted fixing structure of energy-saving heat-insulating curtain wall

The utility model relates to an energy-saving heat insulation curtain wall rear-mounted fixing structure which comprises a curtain wall stand column, a first connecting piece is movably connected to the outer surface of the curtain wall stand column, a second connecting piece is fixedly connected to the back face of the first connecting piece, and an adjusting assembly is arranged at the bottom of the second connecting piece and comprises a fixing plate movably arranged at the bottom of the first connecting piece. Fixing blocks are fixedly connected to the front faces of the fixing plates. When the energy-saving heat-insulating curtain wall rear-mounted fixing structure is used, the fixing plate is fixed to the surface of a building through the first bolt and the gasket on the left side, the curtain wall stand column is adjusted to a proper position, the fixing plate on the right side is also fixed, then the curtain wall stand column and the first connecting piece are plugged through the second bolt and the n