2results about How to "Accelerate the heating process" patented technology

The utility model discloses a kind of deep reduction device for preparing ceramsite by red mud tailings after extracting iron, including high-temperature reduction furnace and regenerative burner, the upper surface of the high-temperature reduction furnace is equipped with red mud feed hopper, the upper surface of the high-temperature reduction furnace is equipped with multiple reduction calcining chamber connected with the red mud feed hopper, the inside of the high-temperature reduction furnace is equipped with multiple heating chamber matched with the reduction calcining chamber, the deep reduction device for preparing ceramsite by red mud tailings after extracting iron is convenient to speed up the heat transfer and temperature rise of reduction calcining chamber by setting heat conducting plate and heating chamber, improve production efficiency, by setting reduction gas branch pipe, reduction gas inlet pipe, control valve and reduction gas connecting pipeline, it is convenient to inject reduction gas into each reduction calcining chamber, by setting, by setting temperature sensor, it is convenient to monitor the temperature in reduction calcining chamber, ensure that the deep reduction reaction of red mud can be smoothly carried out.

The application relates to the technical field of calcining equipment, in particular to calcining equipment for producing raw materials of isostatic pressing graphite crucibles for long crystal growth of the third generation semiconductor, which comprises a calcining cylinder, the lower end of the calcining cylinder is provided with a heating assembly, the heating assembly comprises a supporting ring movably installed at the bottom end of the calcining cylinder, the inner wall of the supporting ring is provided with a plurality of fan blades for guiding airflow, an inner cylinder is fixedly connected in the middle of the plurality of fan blades, two inner ring plates are fixedly connected in a symmetrical and uniform distribution mode on the outer wall of the inner cylinder, and a heating pipe is fixedly connected between the two inner ring plates. The spiral blade plates on the inner wall of the inner cylinder are driven to rotate to stir and process the raw materials, so that the temperature inside the raw materials can be uniformly distributed; in the rotating process, the fan blades between the inner cylinder and the supporting ring rotate to guide the airflow into the supporting cylinder in the middle of the inner cylinder, so that the central air cooling cooling can be combined with the stirring operation to rapidly cool the graphite crucible raw materials.