Caterpillar Global Mining Europe Gmbh

Willi Klingbeil

Uwe Tillessen

Frank Fischer

Jorg Wirtz

Jörg Wirtz

Matthias Köhler

Matthias Kohler

Elmar Wiejack-Symann

The present disclosure relates to a scraper for chain scraper conveyors, particularly twin chain scraper conveyors. The scraper may comprise a one-piece scraper bridge including two side scraper wings connected by a head web, a retaining bracket insertable from an underneath side of the scraper bridge into an insert recess, and a locking device. The retaining bracket may be insertable for detachably locking the scraper on a chain link of a scraper chain. The retaining bracket may engage with grooves on either side of the insert recess in an assembled state. The scraper may further include a locking device for securing the assembly state of the retaining bracket in the insert recess, wherein the retaining bracket may be displaceable in the associated insert recess parallel to the head web on one of the scraper wings into a locking position and having at least one retaining cam.

Scraper for chain scraper conveyors

A scraper for a scraper chain conveyor, having a top web, on which a chain attachment region for connecting the scraper to a scraper chain is configured, and having scraper wings for guiding the scraper on side profiles and bottom of a scraper chain conveyor. In order to provide scrapers with which a higher conveying output or a reduction of the drive output to be installed can be achieved, and which also enable a worn or defective scraper to be changed below ground, it is provided according to the invention that the scraper wings consist of a holding portion anchored to the metallic top web and a plastics sliding insert which can be releasably fastened to the holding portion. For the sliding inserts and their retention, various embodiments are proposed.

Scraper for scraper chain conveyors

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Werne, Germany

Willi Klingbeil