High-strength bending-resistant truss

The utility model discloses a high-strength bending-resistant truss which comprises an upper beam, a lower beam and a plurality of stress rod pieces connected between the upper beam and the lower beam, a supporting transverse plate is fixed at the position of the upper beam, a plurality of first through holes are formed in the position of the supporting transverse plate, and a plurality of first threaded holes are formed in the top of the upper beam. The first through holes and the first threaded holes are equal in number and are in one-to-one correspondence, and the first through holes and the first threaded holes are fixed through first bolts; the supporting transverse plate and the lower cross beam are fixed through a plurality of supporting frames, and each supporting frame comprises an upper fixing plate, a lower fixing plate and an inclined connecting plate for connecting the upper fixing plate with the lower fixing plate; the two ends of the lower cross beam are each connected with a V-shaped connectin