Lifting and pivoting device for a lid of a furnace and furnace system and method for charging and maintenance of such a furnace system

摘要

The invention relates to a lifting and swiveling device (1) for a cover (11) of a furnace, comprising - a guide housing (2) with a base plate (2a), at least one rotatably mounted sliding roller (6, 6 ') and a vertical opening ( 2d), - a lifting pin (3) that can be raised and lowered within the vertical opening (2d) in the guide housing (2), - a lifting cylinder (4) for raising and lowering the lifting pin (3), which on the one hand is articulated with the lifting pin (3 ) and on the other hand is articulated and rotatably connected to the base plate (2a), and - a guide frame (5) for supporting the cover (11), which has a support arm (5a), an upper end of the support arm (5a) for connection with the cover (11) and furthermore has a lifting lug (5b) comprising a lifting eye (5c) which can be brought into engagement with an end of the lifting pin (3) facing away from the lifting cylinder (4), the support arm (5a) being attached its other end has at least one sliding plate (2b, 2b '), w whether a lateral surface of the at least one sliding roller (6, 6 ') can be rolled on the at least one sliding plate (2b, 2b') when the lifting cylinder (4) is raised and lowered.