Greenhouse outward turning type lower ventilation system and control method

The greenhouse outward-turning type lower ventilation system comprises a ventilation opening and a window arranged on the ventilation opening, the upper end of the window is hinged to a greenhouse, and the greenhouse outward-turning type lower ventilation system further comprises a driving device fo...

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Hauptverfasser: ZHANG CHUANHOU, LI TIANHUA, SHI GUOYING, YANG FENGJUAN, ZHANG GUANSHAN, WEI MIN, TIAN SUBO
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creator ZHANG CHUANHOU
LI TIANHUA
SHI GUOYING
YANG FENGJUAN
ZHANG GUANSHAN
WEI MIN
TIAN SUBO
description The greenhouse outward-turning type lower ventilation system comprises a ventilation opening and a window arranged on the ventilation opening, the upper end of the window is hinged to a greenhouse, and the greenhouse outward-turning type lower ventilation system further comprises a driving device for driving the window to swing up and down to achieve opening and closing. The driving device comprises two pulleys, a steel wire rope annularly bypassing the two pulleys and a steel wire rope driving mechanism for driving the steel wire rope to move, the steel wire rope driving mechanism comprises a winding drum and a motor for driving the winding drum to rotate, the steel wire rope bypasses the winding drum, and the two pulleys are arranged in the length direction of the ventilation opening; the driving mechanism further comprises a plurality of sliding blocks slidably connected to the guide rails in the moving direction of the steel wire ropes, the sliding blocks are connected with the windows through supporting
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subjects AGRICULTURE
ANIMAL HUSBANDRY
CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED
FISHING
FORESTRY
HORTICULTURE
HUMAN NECESSITIES
HUNTING
TRAPPING
WATERING
title Greenhouse outward turning type lower ventilation system and control method
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