Hot blast stove dome and hot blast stove

摘要

A hot blast stove dome comprises a first dome portion adapted for support on a combustion chamber wall of a hot blast stove, and a second dome portion adapted for support on a checker chamber wall of a hot blast stove, wherein a vertical expansion joint is provided between the first dome portion and the second dome portion and is adapted to allow the first dome portion and the second dome portion to independently accommodate vertical expansion of their respective supporting walls. The dome is suitably provided in a hot blast stove which comprises a combustion chamber, a checker chamber, a cylindrical housing comprising a combustion chamber wall and a checker chamber wall.

主权项

1. A hot blast stove dome, having a substantially hemispherical shape and comprising a first dome portion adapted for support on top of a vertical combustion chamber wall of a hot blast stove, and a second dome portion adapted for support on top of a vertical checker chamber wall of a hot blast stove, wherein the first dome portion and the second dome portion are arranged adjacent one another and an expansion joint is provided in the hot blast stove dome between the first dome portion and the second dome portion at adjacent edges of the first dome portion and the second dome portion, wherein the expansion joint extends continuously from a first bottom edge portion of the substantially hemispherical shape, along an arch of the dome, to a second bottom edge portion of the substantially hemispherical shape, and wherein the expansion joint is adapted to allow the first dome portion and the second dome portion to independently accommodate vertical expansion of their respective supporting walls.