Ventilation device for greenhouse

Ventilation device for greenhouse

The ventilation device comprises two vertical beams, the top ends of the vertical beams are fixedly connected to the two sides of the bottom end of a cross beam, fixed supporting legs are fixedly connected to the outer sides, close to the bottom, of the vertical beams, and the inner sides, close to...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: HOU QIPING
Format: Patent
Sprache:chi ; eng
Schlagworte:
AGRICULTURE
ANIMAL HUSBANDRY
CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED
FISHING
FORESTRY
HORTICULTURE
HUMAN NECESSITIES
HUNTING
TRAPPING
WATERING
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Beschreibung
Zusammenfassung:The ventilation device comprises two vertical beams, the top ends of the vertical beams are fixedly connected to the two sides of the bottom end of a cross beam, fixed supporting legs are fixedly connected to the outer sides, close to the bottom, of the vertical beams, and the inner sides, close to the bottom, of the vertical beams are fixedly connected to the two ends of a fan box. Tripods are fixedly connected to the outer sides of the top ends of the vertical beams, the front ends of the tripods are rotationally connected to the two ends of a reel, a plastic film is arranged on the outer diameter of the reel, the right end of the reel is fixedly connected to the output end of a motor, the motor is fixedly connected to the tripods, and the inner sides of the top ends of the vertical beams are fixedly connected to the two sides of a sliding frame. And two same fans are arranged in the sliding frame. According to the device, the devices are arranged at the two ends of the greenhouse, the two devices are conne