industrial 3D model Paddle dryer

    $50

    This is industrial 3D model Paddle dryer Agitator dryer is a low-speed stirred dryer with a paddle inside the device, so that the wet material can fully contact the heat carrier and hot surface under the agitation of the paddle, thereby achieving the goal drying destination. The structural form is generally horizontal, dual axis or four axis. Paddle dryers are divided into hot air type and heat conduction type. Hot air type uses a heat carrier (such as hot air) to contact and dry the material to be dried. In the thermal conduction type, the heat carrier does not come into direct contact with the material to be dried, but the hot surface is in contact with the material. The advantages of the conductive type are that the material is not easily polluted, the amount of exhaust gas is small, the thermal efficiency is high, and the volume is relatively small, which is beneficial to saving energy and preventing air pollution. Working principle: Agitator dryers consist of two to four interlocking impeller shafts, a shrouded W-shaped housing, a machine base, and a transmission unit. The entire material drying process is carried out in a closed state and organic gases are volatile. and Odor gas is sent to the exhaust gas treatment equipment in a closed environment to avoid environmental pollution. The dryer uses steam, hot water or thermal oil as the heating medium, and the shaft end is equipped with a rotary joint to introduce and export the heat medium. The heating medium is divided into two paths, respectively entering the shell of the dryer housing and the inner cavity of the blade shaft. The body and blade shaft are heated at the same time, and the material is heated and dried by conductive heating. The dry materials are fed into the dryer’s feed port quantitatively and continuously by a screw feeder. The materials enter the back of the dryer and are rotated and stirred by the rotation of the continuously updated and exposed blades. The dryer body and blade, at the same time, are completely heated, causing the surface moisture contained in the material to evaporate. At the same time, the material forms a spiral trajectory with the rotation of the blade axis and is transported toward the discharge port. The material continues to be agitated during transport, so that the water that seeps out of the slurry continues to evaporate. Finally, the uniformly dried and qualified products are discharged from the discharge port. Device features: a. The device has a compact structure and the device occupies a small area. It can be seen from the structure of the device that the heat needed for drying is mainly provided by the walls of the hollow blades arranged on the hollow shaft, while the heat transferred from the walls of the jacket accounts for only a small part. Therefore, the heat transfer surface per unit volume of the equipment is large, which can save equipment floor space and reduce infrastructure investment. b. High heat utilization rate. The sludge dryer uses conductive heating for heating. All heat transfer surfaces are covered with material, reducing heat loss; There is no hot air to take away the heat and the heat utilization rate can reach more than 90%. c. The wedge-shaped blades are self-cleaning, which can improve the heat transfer efficiency of the blade. The dispersion force generated by the combined motion of the inclined surface of the rotating blade and the particles or powder layer automatically removes the sludge on the heating inclined surface, and the blade maintains an effective heat transfer function. In addition, because the biaxial blades rotate in opposite directions and respectively perform segmental compression (when the biaxial blade surfaces are closest to each other) and expansion (when the biaxial blade surfaces are furthest apart) , the mixing function ensures uniform heat transfer and improves heat transfer effect.

    Industrial use: Mechanical equipment Chemical pipelines

    Design software: SolidWorks 2020

    File format: step(stp)

    Category:

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