In view of the problems occurred in charging device of CDQ system for 7.63 m coke oven in Masteel,such as charging emission,poor dust collection and interrupted coke discharging,optimization is put forward,i.e.the charging hopper is added with dust-proof cover;dust main design is optimized;Fit dimensions of the lower hopper and distributor are properly adjusted;besides,the steel structure foundation,framework and electrical cylinder of the existing charging device are reused so that the said problems can be solved.

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