上海第一缝纫机厂铸工车间位于上海市区。过去由于冲天炉开炉时放出大量烟气和灰尘,周围居民和单位的住宅清洁卫生受到很大影响。后来该厂职工对此问题动脑筋,想办法,在冲天炉炉顶安置了一套循环水灭尘器,从而解决了这个问题。由图可见,这种炉顶灭尘是由二层喷水装置组成的。通过喷头1喷出的水流压 Shanghai No.1 Sewing Factory Casting workshop is located in Shanghai. In the past, because of the large amount of smoke and dust emitted when the cupola was fired, the residential hygiene of residents and units in the neighborhood was greatly affected. Later, the plant workers to brains on this issue, think of a way, placed in the top of a cupola circulating water dust remover, thus solving this problem. Can be seen from the figure, this top dust is composed of two spray devices. The pressure of the water sprayed through the spray head 1 is pressurized