CONVEYOR BELT TENSIONER Russian patent published in 2016 - IPC B65G23/44 

FIELD: manufacturing technology.

SUBSTANCE: tensioner comprises tensioning drum (1) connected with slides, guides (4) for the slides, two pushing screws (5) interacting with the sliders and screwed in nuts (6), stops (8), each of which contains handle (“c”) and two holes, one (“d”) of which is displaced relative to longitudinal axis (“e”) of the stop passing through axis of rotation (“a”) of tensioning drum (1), and in which there is axle (10) fixed on the guide, nuts made in form of a cylinder or a prism with internal thread and connected small axle (7) supported through its undisplaced hole (“b”). Device is additionally equipped with brackets (9) with internal thread, each of which is pivotally mounted on axle (2) of the tensioning drum. Pushing screws are made two-sided and connect brackets (9) with the nuts. On the axle of the tensioning drum there are slots (3), with which the axle is fitted in the guides.

EFFECT: provided are simplified operation and wider field of use of the device.

1 cl, 6 dwg