主权项 |
1. A combustion supporting device, to be used with a combustion furnace, the combustion supporting device comprising:
a cone body; a tubular member, an upper end of the tubular member connected to the cone body, the tubular member defining a plurality of gas holes around an upper portion thereof; a cone-shaped member, defining an insertion opening thereon, the diameter of the insertion opening corresponding to the outer diameter of the tubular member, a lower portion of the tubular member passing through the insertion opening and received in the cone-shaped member; a base plate, defining a hole corresponding to the tubular member, the base plate is connected to a bottom of the cone-shaped member, wherein the hole communicates with a lower opening of the tubular member; and a supporting portion, connected to the base plate. |