Slidable flue vertical suspension device

The utility model provides a slidable flue vertical suspension device which comprises a support, the support is of a plate-shaped structure, connecting bolts are arranged at the corners of the support, a connecting assembly is arranged below the support, a flue body is arranged below the connecting assembly, a sliding block is arranged at the intersection of the flue body and the connecting assembly, and the sliding block is connected with the connecting assembly. Relates to the technical field of high-temperature horizontal flue fixing devices, a connecting assembly is arranged below a support and comprises a pull rod and steel members, the steel members on the two sides are of an L-shaped structure, the bottom ends of the steel members are of an opening structure, the steel members on the two sides form a slideway structure, and then a sliding block is welded to the upper portion of a flue body. The upper portions of the sliding blocks are connected into the steel components on the two sides in a sliding mo