Novel boiler double smoke exhaust pipeline

The utility model provides a novel boiler double smoke exhaust pipeline which comprises a smoke exhaust channel inner pipe, a connecting branch pipe, an inverted-T-shaped connecting pipe, a smoke exhaust channel outer pipe, a smoke exhaust collecting and purifying frame structure and a smoke exhaust channel pipe head shielding and protecting structure, and the lower portion of the right side of the smoke exhaust channel inner pipe is in threaded connection with the connecting branch pipe. The arrangement of the inner pipe, the inserting pipe, the collecting frame, the smoke exhaust hole and the shielding piece which are matched with one another facilitates the dust blocking and collecting work through the matching of the inserting pipe and the collecting frame in the use process, and the aim of preventing the smoke exhaust efficiency from being influenced by excessive dust is achieved; the arrangement of the discharge flue inner pipe, the T-shaped pipe, the discharge hole, the conical net piece, the supportin