An agricultural greenhouse temperature difference adjustment system
A temperature difference adjustment and greenhouse technology, applied in agriculture, agricultural machinery and equipment, greenhouse cultivation, etc., can solve the problems of reducing the cooling range of greenhouses, reducing the temperature difference between day and night in greenhouses, and large temperature differences between day and night, so as to improve the quality and output of fruits and vegetables, and reduce the temperature difference between day and night , the effect of reducing the cooling range
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[0012] Example attached figure 1 In the embodiment shown, an agricultural greenhouse temperature difference adjustment system is mainly composed of a solar collector (3), a heat storage cylinder (11), a hot oil circulation pipe (2), an oil return circulation pipe (6), a hot air pipe (10), return air pipe (12), thermal storage oil tank (1) and circulating oil pump (9), wherein, the solar heat collector (3) is a straight-through structure, and the solar heat collector (3) is formed by the upper end head (3-2), heat collecting tube (3-3), glass tube (3-4) and lower end (3-5), and the heat collecting tube (3-3) is set inside the glass tube (3-4) In space, the upper end (3-2) is on the upper end of the heat collecting tube (3-3) and the glass tube (3-4), and the lower end (3-5) is on the heat collecting tube (3-3) and the glass tube (3-4). 4) at the lower end, there is a hot oil outlet (3-1) on the upper end (3-2), there is an oil return inlet (3-6) on the lower end (3-5), and ...
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