Lining structure for trenchless repair of pipeline

The utility model discloses a lining structure for pipeline non-excavation repair, which relates to the technical field of green energy-saving building repair devices, and comprises a built-in ring, the built-in ring is provided with a lining component used for supporting the interior of a pipeline and an adjusting component used for adjusting the supporting force for the interior of the pipeline, and the lining component is provided with an inner cavity. The lining assembly is connected with the adjusting assembly; the adjusting assembly is used for adjusting the supporting force of the lining assembly to the interior of the pipeline. The lining structure is reasonable in structure, the lining arc plate can be tightly attached to the connecting position of a new pipeline and an old pipeline, the new lining pipeline and the old pipeline can be attached more tightly, the lining structure has a better supporting effect, the pipeline is used more stably after being repaired, the connecting position of the new pi