| 摘要 |
PURPOSE: A metallurgical furnace unit is provided whose design substantially eliminates the earlier problems relating to the attachment of mounting rings for use in rotating, tilting and/or pivoting the furnace unit. CONSTITUTION: A metallurgical furnace unit (1) includes a cylindrical furnace body (2)which is intended for rotation and/or tilting or like movement and is provided with at least one ring (7) mounted outside the furnace body (2) and functioning to enable such movement to take place. Each ring (7) is spaced from the furnace body (2) and connected to the body by means of a force transferring supporting-member (6) that extends in the longitudinal direction of the furnace unit (1). The supporting member (6) is adapted to prevent the transfer of furnace body movements caused by thermal expansion to the ring (7), and to take-up external loads from the intrinsic weight of the furnace body and the weight of the furnace charge. The unit is characterized in that the supporting member (6) has the form of a closed mantle which surrounds the furnace body (2) and which is connected to the furnace body (2) and to the ring (7) respectively by means of a flexible attachment that permits a given, limited change in the angle between the mantle (6)and the furnace body (2). This angle can change as a result of movements of the furnace body (2) caused by thermal expansion. As a result of the design of these attachments, these movements are eliminated, in the absence of any significant curvature or other deformation of the actual mantle (6).
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