EARTHWORM REARING PLANT Russian patent published in 1995 - IPC

FIELD: agriculture, vermiculture. SUBSTANCE: plant has framework 4 with hollow perforated partitions 5 mounted in a rearhouse. The framework is mounted for movement in the vertical plane. The plant is provided with a device for loading and unloading of biohumus manure. The device is provided with belt conveyor 24 and scraper conveyor 29. The conveyors are positioned perpendicular with each other. Belt conveyor 24 runs along the longitudinal wall of the rearhouse at a certain angle to reach the earth surface. Scrapers of scraper conveyor 29 are rigidly secured on chains passing over sprockets. The sprockets are mounted for movement on oval or polyhedral axles mounted for horizontal movement. The sprockets are connected with washers, and the washers are connected with two winches by means of a movable pulley and a fixed pulley with ropes passing over the pulleys. The movable pulley is provided with a weight. The upper and lower bases of the weights are in contact with microswitches. They are interlinked with drives of the winches and solenoids that are attached to the winch ratchet pawl. EFFECT: higher efficiency. 6 dwg