Adjustable reinforced steel channel column hoop

The utility model discloses an adjustable reinforced steel channel column hoop which comprises four steel channels, two steel channels are transversely parallel, the other two steel channels are longitudinally parallel, and the two steel channels which are transversely parallel and the two steel channels which are longitudinally parallel are arranged up and down. A plurality of opposite-pull screw holes are correspondingly formed in flange plates at the two ends of the two transversely-parallel steel channels and flange plates at the two ends of the two longitudinally-parallel steel channels in a penetrating mode respectively, the two transversely-parallel steel channels and the two longitudinally-parallel steel channels are fixed through opposite-pull screws respectively, and limiting pieces are arranged at one ends of the opposite-pull screws. The other end of the opposite-pull screw penetrates through the corresponding opposite-pull screw hole and then is fixed through a steel gasket and a fastening nut, a