Continuous feeding device for electric arc furnace preheated by flue gases
A technology of feeding device and electric arc furnace, which is applied in the field of metallurgical equipment, can solve problems such as inaccessibility to engineering, complexity of pipeline system, difficulty in installation and maintenance, etc., and achieve longer residence time of flue gas, improved preheating effect, and mechanical high efficiency effect
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[0020] The present invention will be further described below with reference to the drawings and embodiments.
[0021] As shown in the figure, the electric arc furnace continuous feeding device using flue gas preheating in this embodiment includes a double-channel conveying trough 1 and a smoke hood 2. The double-channel conveying trough 1 has a higher feeding end and an outlet The material end is inclined and arranged in a form with a low material end. A carrier plate 3 with a flue gas channel is arranged in the middle of the double-duct conveying trough 1, above the carrier plate 3 is a material flow duct 11, and below the carrier plate is a flue gas flow The duct 12, the upper part of the material circulation duct 11 is an opening, the high end of the flue gas flow duct 12 is closed, and the fume hood 2 is provided with a seal that cooperates with the upper opening of the lower end of the material circulation duct 11 Door 4.
[0022] When this device is used for feeding, the mat...
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