Drive unit for manure removal by fur cages, and method of operating such a

摘要

The invention relates to a drive unit to a manure removal system in fur cages, wherein the drive unit is arranged to, via a pulling force transmitting member, hereinafter referred to as a pull rope, pulling said scraper carriage longitudinally of and in said slurry channel, wherein the abrasive trolley comprises a scraping plate, and mechanical control means for controlling of said scraper plate, wherein the drive unit driven by a motor, preferably an electric motor, and wherein the drive unit and thus udmugningsanlægget further comprises a command and control device. The drive unit comprises a drive wheel on a shaft, said shaft being rotatably connected to a drive motor, wherein the drive wheel at its periphery comprises a concave contact surface for the construction of a pull rope, and wherein the drive unit further comprises a control device arranged in connection with the pull rope in order to control the pull rope when placed on the traction wheel, no matter which way the traction wheel is rotated, wherein the traction cable during operation of the drive unit passes more than once around the traction wheel periphery.