Bearing ring capable of being efficiently disassembled and assembled

The bearing ring capable of being efficiently disassembled and assembled comprises a bearing ring body, a bearing seat is arranged on the outer wall of the bearing ring body, and limiting pins are fixedly installed in the middles of the outer surfaces of the upper end and the lower end of the bearing ring body. The bearing seat comprises a base, a lower limiting block, an upper limiting block, a first semicircular limiting groove, a second semicircular limiting groove, a limiting hole, two clamping assemblies, a protective cap, an inserting groove, a clamping groove and an external thread ring body, and the two clamping assemblies are fixedly installed at the left end and the right end of the outer surface of the lower end of the upper limiting block. And the clamping assembly comprises an inserting block, a mounting cavity, a belleville spring, a limiting block, a sliding hole and a clamping column, the outer surface of the upper end of the inserting block is fixedly connected with the outer surface of the l