APPARATUS FOR CONTINUOUS DISCHARGING OF POWDER PRODUCTS FROM VACUUM DRYERS Russian patent published in 1994 - IPC

FIELD: vacuum drying. SUBSTANCE: apparatus for continuous discharging of powders from vacuum dryers includes conveyer provided with belt rounding driving and driven drums and unit for extracting and removing product. Driving drum has longitudinal slots. Cross-section of cross-pieces is segment whose convex part points within the drum and has additionally a shut-off unit made of belt having a closed space, rounding pressing and bearing rollers and overlapping sector of the drum between the top and bottom branch of belt of the conveyer by a contact belt of the shut- off unit with drum and belt. Accumulating section is made of a cylinder whose diameter is grater than diameter of drum and provided with blades. The unit for extracting the product is made of a scraper conveyer made of perforated belt having scrapers made of brushes which are in contact with lower sector of the drum. A device for removing product is made of hollow screw embracing fixed shaft and mounted along its axis for rotation. EFFECT: enhanced efficiency. 6 dwg