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我厂三座钢丝热处理炉的抽烟机因长期在高温下昼夜不停地运转,轴封两端密封条件极差,油箱内虽有蛇形冷却水管,但油温和箱体温度仍然很高,引起箱体内空气热膨胀,箱体内气压大于大气压,促使润滑油从轴封处往外泄漏,只好采用槽钢将漏油接入下水道。79年12月,我们利用抽烟机烟道内气压低于大气压的原理,将抽烟机油箱与烟道用橡胶
Our three steel wire heat treatment furnace smoke machine due to long-term day and night under high temperature non-stop operation, sealing the seal at both ends of the poor conditions, although the tank snake-shaped cooling pipe, but the oil temperature and the tank temperature is still high, causing The thermal expansion of the air inside the box, the pressure inside the box is greater than atmospheric pressure, prompting the lubricating oil leaks from the shaft seal at the outside, had to channel the oil into the sewer. December 79, we use the smoke machine flue gas pressure below atmospheric pressure principle, the smoke machine tank and flue rubber