FIELD: mechanical engineering; conveyors.
SUBSTANCE: unit of intermediate unloading designed for removing loose material from conveyor belt used in closed-type roller belt conveyor device has first pair of front and rear rollers, second pair of front and rear rollers, and scraper. First pair of front and rear rollers supports conveyor belt in concave state. Second pair of front and rear rollers and platform of support frame of scraper support conveyor belt mainly in flat state. Scraper is arranged between front and rear rollers of first and second pairs. When platform of support frame of scraper is lifted and as a result conveyor belt rests on said frame and on rollers of second pair, scraper removes loose material from conveyor belt. When platform of scraper support frame is lowered and conveyor belt rests only on rollers of first pair. Scraper is arranged at a distance from conveyor belt, and loose material remains on conveyor belt.
EFFECT: provision of safe operation of conveyor at no adverse effect on environment, compact design of intermediate unloading unit, reduced power consumption.
19 cl, 14 dwg
| Title | Year | Author | Number |
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|
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|
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|
SU1285336A1 |
