Pipe bender compatible with pipelines of multiple sizes

The utility model discloses a pipe bender compatible with multi-size pipelines, which comprises a fixed base, a pipe bending handle and a pipe bending wheel, the pipe bending handle is provided with a fixing block used for fixing steel pipes with different pipe diameters, the fixing block is arranged at the joint of the pipe bending handle and the pipe bending wheel, the pipe bending handle is connected to the fixed base through the pipe bending wheel, and the pipe bending wheel is arranged on the fixed base. The pipe bender body is firmly fixed to a machine or a table top through the fixing base, more stable pipe bending conditions are provided, a steel pipe is placed in the connecting position of the pipe bending wheel and the pipe bending handle, a user holds the pipe bending handle by hand to bend the needed steel pipe through rotation of the pipe bending wheel, the structure is simple, installation is convenient, needed different pipe bending radiuses are integrated into the same die, and production effi