Agricultural science and technology planting greenhouse
A greenhouse and technology technology, applied in the field of agricultural science and technology planting greenhouses, can solve the problems affecting the use effect and working life of the greenhouse, affecting the respiration of vegetables, closing the pores of vegetables, etc., so as to improve the use effect and service life, reduce adverse effects, reduce The effect of man-made damage
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[0025]As an embodiment of the present invention, a scraper 22 is connected between the motor 2 and the sliding sleeve 14 far away from the motor 2, and the bottom end of the scraper 22 is attached to the top surface of the plastic film 11 on the shelf 1. When working, by setting a scraper 22 attached to the plastic film 11 on the scaffold 1 on the side of the motor 2, the motor 2 can synchronously drive the scraper 22 to slide on the top surface of the plastic film 11 when it is moving. Therefore, the scraper 22 can clean up the dust and impurities on the surface of the plastic film 11 before the plastic film 11 is rolled, so as to prevent the surface of the plastic film 11 from accumulating excessive dust and affect the effect of sunlight on vegetables; at the same time, reduce the surface of the plastic film 11 due to impurities Deformation or pressure loss caused by accumulation, especially in winter snow, the moving scraper 22 can effectively scrape the snow on the plastic film ...
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