Energy-saving curtain wall installation structure not prone to falling off

The utility model relates to the technical field of curtain wall installation, in particular to an energy-saving curtain wall installation structure not prone to falling off, and solves the problem that in the prior art, when a curtain wall is installed, stability is poor due to the fact that only bolt connection is relied on. An energy-saving curtain wall installation structure not prone to falling off comprises a curtain wall, two first installation bases are installed on the outer wall of the curtain wall, the two first installation bases are symmetrically distributed and located at the same horizontal height, first clamping blocks are arranged at the bottoms of the two first installation bases, and the two first clamping blocks are located at the same horizontal height; a second mounting seat is arranged on the side, away from the curtain wall, of the first clamping block, a groove matched with the first clamping block is formed in the second mounting seat, a second clamping block is arranged at the top o