已往的平炉前墙修补装置,包括投射机械、移动小车及补炉材料料斗三个部分。这种装置的缺点是,修补平炉前墙垛时,必须使用一个反投大勺,致使贵重的散状补炉料消耗过高,墙垛补修质量差,而且劳动强度大。另一种平炉墙垛修补装置是由三段组成的专用料槽,其槽壁向段底倾斜,总的来看是向料槽锁扣中心轴线倾斜。 Past flat furnace wall repair devices, including projection machinery, mobile car and fill material hopper three parts. The disadvantage of this device is that it is necessary to use a reverse pitching spoon when repairing the wall stack in the open hearth, which results in excessive consumption of expensive bulk fill charge, poor repair of wall stacks, and great labor intensity. Another flat furnace wall stack repair device is composed of three sections of the special tank, the tank wall tilted to the segment, in general, is tilted towards the central axis of the tank lock.