After analysis of operating conditions and problems in the feeder of imperial smelting furnace, the lower hopper and faying face of the feeder has been modified, thus extending its service life.
分析了鼓风炉加料装置的工况条件及存在的问题，对加料装置的下部漏斗及结合面等进行改造，延长了其使用寿命。
A coal stove with a hopper that automatically replenishes itself from above as lower layers of fuel are consumed.
底燃火炉，自动填煤火炉：一种带有漏斗的煤炉，当下层燃料燃尽时，它会自动地从上面补充。
The middle of two strut beams at the lower part of the hopper is transversely provided with a hand brake.
在料斗下方的两根支梁中间横向安装有手闸。
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