| 摘要 |
<p>The concerned subject-matter discloses a set of disassembling, portable devices which can be operated under low operating expense and high security standards, used for the removal of the tuyeres and the cooling boxes of a blast furnace by means of a hydraulic jack. The simple and robust construction consists of a rebound (18), a longitudinal rectangular bar (13 A), a containment bolt (28), a supporting bar (21 ) with window (22), a cradle (23), a drawer (24) with a hole (26), wheel bores (27), a counter-cradle (25), a positioning bar (16) with wedge (17), a terminal (29), a hydraulic jack (33), a longitudinal bar (13), a drawer device (30) and a whirl bar (34).</p> |
