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A platform for research: civil engineering, architecture and urbanism
Ventilation skylight of protected cultivation greenhouse
The invention provides a ventilation skylight which is simple, easy to use and good in effect for a protected cultivation facility plastic film greenhouse. The skylight comprises a base part and a skylight cover part. The base part comprises a base support, a film pressing groove, base sleeves, a pulley support, pulleys and pulling ropes. The skylight cover part comprises a skylight top cover, a skylight upward pushing support, a skylight upward pushing stand column, pulling rope fixing points and skylight column legs. The skylight cover part is connected with the base part in the mode that the skylight column legs are inserted into the base sleeves, the skylight upward pushing stand column is pulled through the upward pushing pulling rope, the stand column moves upwards, and the skylight is opened; after the upward pushing pulling rope is released, the downward pulling rope is pulled, and the skylight cover descends and is sealed. The ventilation skylight has the advantages of being simple in structure, convenient to use and good in effect.
Ventilation skylight of protected cultivation greenhouse
The invention provides a ventilation skylight which is simple, easy to use and good in effect for a protected cultivation facility plastic film greenhouse. The skylight comprises a base part and a skylight cover part. The base part comprises a base support, a film pressing groove, base sleeves, a pulley support, pulleys and pulling ropes. The skylight cover part comprises a skylight top cover, a skylight upward pushing support, a skylight upward pushing stand column, pulling rope fixing points and skylight column legs. The skylight cover part is connected with the base part in the mode that the skylight column legs are inserted into the base sleeves, the skylight upward pushing stand column is pulled through the upward pushing pulling rope, the stand column moves upwards, and the skylight is opened; after the upward pushing pulling rope is released, the downward pulling rope is pulled, and the skylight cover descends and is sealed. The ventilation skylight has the advantages of being simple in structure, convenient to use and good in effect.
Ventilation skylight of protected cultivation greenhouse
YUAN KEJUN (author) / NIU QINGLIN (author) / WANG PEIJIU (author) / WANG JIANGYONG (author) / CHENG LAILIANG (author) / ZHAO KUI (author)
2015-07-08
Patent
Electronic Resource
English
Ventilation and exhaust skylight with adjustable ventilation quantity
| European Patent Office | 2024