Carrier roller for belt conveyor

The utility model discloses a carrier roller for a belt conveyor, which comprises a lower seat body, a bearing assembly, fixing sleeves and a carrier roller body, the top of the lower seat body is symmetrically and detachably connected with the fixing sleeves, the carrier roller body is arranged between the two fixing sleeves, the bearing assembly is arranged in the lower seat body, and the bearing assembly is arranged in the lower seat body. The bearing assembly comprises a fixing support, a hydraulic cylinder, a bearing plate, a first bearing roller and a second bearing roller, the fixing support is fixedly connected to the inner bottom wall of the lower seat body, the hydraulic cylinder is arranged in the fixing support, the output end of the hydraulic cylinder penetrates through the top wall of the fixing support and then is fixedly connected with the bearing plate, and a first mounting plate and a second mounting plate are symmetrically arranged on the bearing plate; the first bearing roller and the seco