F - Mech Eng,Light,Heat,Weapons – 27 – B
Patent
F - Mech Eng,Light,Heat,Weapons
27
B
F27B 9/16 (2006.01) F27B 9/38 (2006.01) F27D 3/00 (2006.01)
Patent
CA 2306088
An apparatus (10) for charging a feed material (12) onto a rotating hearth (16) of a rotary hearth furnace (14), the rotary hearth furnace including refractory lined inner and outer walls and having a refractory roof supported thereon, the apparatus comprising a table (18) mounted above the rotating hearth and capable of receiving feed material from outside of the rotary hearth furnace, the table extends transversely across the rotating hearth and having a first end (24) including a distribution member (32), a second end (26) including a plurality of discharge slots (38), and an intermediate leveling plow (34); wherein feed material free falls over said distribution member and is distributed across the width of the table and then adjusted to a uniform depth such that as the rotating hearth passes under the stationary table a curtain of feed material is loaded onto the hearth.
L'invention concerne un appareil (10) permettant de charger une matière brute (12) sur un sole rotatif (16) d'un four à sole rotatif (14), ledit four comprenant des parois interne et externe à chemisage réfractaire et présentant un plafond réfractaire supporté sur celles-ci. L'appareil comprend une plaque (18) montée au-dessus du sole rotatif et capable de recevoir une matière brute de l'extérieur du four à sole rotatif. La plaque s'étend transversalement à travers le sole rotatif et présente une première extrémité (24) comprenant un élément de distribution (32), une seconde extrémité (26) comportant une pluralité de fentes de déchargement (38) et un soc de nivellement intermédiaire (34). La matière brute retombe sur l'élément de distribution et est distribuée à travers la largeur de la plaque puis réglée à une profondeur uniforme de manière que le sole rotatif passe sous la plaque immobile, une quantité de matière brute est ainsi chargée sur le sole.
Howe James
Molnar Daniel A.
Porter Carl L.
Rinker Franklin G.
Carman Industries Inc.
Maumee Research & Engineering Incorporated
Ridout & Maybee Llp
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