The utility model discloses a stride across antitorque muscle connecting device of shaped steel concrete beam, it includes a plurality of angle steel, a plurality of angle steel symmetrical the setting of symmetry is around the web of H shaped steel roof beam on the face around and on the web of the crossing department left and right sides of H shaped steel roof beam and strap bolt nail girder steel, the welding has an antitorque muscle of concrete beam on each angle steel, the antitorque muscle coaxial line of concrete beam setting on two angle steel that the symmetry set up around, in the direction of perpendicular to H shaped steel roof beam. The beneficial effect of the utility model: construction convenience, fixed firm has guaranteed component atress effect, has reduced construction cost.