| 摘要 |
<p>The invention relates to a lift and pivot device (1) for a cover (11) of a furnace, comprising: a guide housing (2) having a base plate (2a), at least one rotatably mounted slide roller (6, 6'), and a vertical opening (2d); a lift pin (3) that can be lifted and lowered inside the vertical opening (2d) in the guide housing (2); a lift cylinder (4) for lifting and lowering the lift pin (3), said lift cylinder being articulated to the lift pin (3) at one end as well as articulated and rotatably connected to the base plate (2a) at the other end; and a guide frame (5) for carrying the cover (11), said guide frame comprising a support arm (5a), wherein an upper end of the support arm (5a) is equipped for connection to the cover (11) and further comprising a lift nose (5b) having a lift eye (5c) which is in engagement with an end of the lift pin (3) facing away from the lift cylinder (4), wherein the support arm (5a) at the other end thereof comprises at least slide plate (2b, 2b'), wherein a lateral face of the at least one slide roller (6, 6') can roll on the at least one slide plate (2b, 2b') during the lifting and lowering of the lift cylinder (4).</p> |
