BOTTOM-HOLE SCRAPER CONVEYOR Russian patent published in 2019 - IPC E21F13/08 B65G19/10 

FIELD: mining.

SUBSTANCE: invention relates to mining industry, in particular to downhole scraper conveyors, with traction transporting chain of closed vertical plane. Face-to-face scraper conveyor includes drive, scanters with bottom and base, guide for chains with scrapers, at that bottom and base are connected to each other by means of trapezoidal cross-section element and inclined wall, and guide is T-shaped and is located between chains, links of which are attached to scrapers by shaped planks. At that, guide, in its cross section, is of spherical shape, scraper is concaved to direction of movement of conveyor chains and dismountable, includes a shaped plate made as an integral part of the guide bushing, in the fixing grooves of which the right and left plowshares are connected, connected to the shaped plank and chains by the bolt joint.

EFFECT: improved stability of scrapers position and degree of filling, chutes of chutes, reliability and efficiency of conveyor, easier assembly, dismantling of traction scraper chain and possibility of adjustment of linear chutes of conveyor along soil of bed.

1 cl, 4 dwg