SEASONAL FILM GREENHOUSE FOR SMALL BUSINESSES Russian patent published in 2022 - IPC A01G9/14 

FIELD: agriculture.

SUBSTANCE: invention relates to the field of agriculture and can be used for growing vegetables in the spring-autumn period in greenhouses. The greenhouse contains an arched frame with sections and a roofing film placed on it, a door at the end and a device for ventilation. Also, the greenhouse additionally contains movable film inserts connecting the sections, while the arches of the frame are made of a steel bent profile of a trough-shaped section to accommodate wind ropes pressing the roofing film. Movable film inserts are made of a film sleeve with rope cables located inside along the longitudinal sides of the sleeve and fastened to it. At the same time, the ventilation device consists of rope cables, as well as guide tubes and winding drums located on steel slats, connected to rope cables and located on opposite sides of the movable film insert. The guide elements repeat the outlines of the frame arches to which they are attached, and are made of a bent steel rectangular section with a slot on one side for moving the movable film insert.

EFFECT: invention increases the reliability of film roof fastening, makes it possible to prevent overheating of the internal air, is characterized by low labor intensity of film coating dismantling for the winter period, and allows the film to be repeatedly used as a building envelope.

1 cl, 10 dwg