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The roof truss design of the greenhouse
Greenhouse has a variety of types, according to the different roof and skeleton form, can be divided into round arched greenhouse, zigzag greenhouse, double slope greenhouse and other forms, of which, the round arched greenhouse has the characteristics of simple structure, convenient construction; zigzag greenhouse because of its roof frame ventilation window and lateral ventilation wall has a large height difference, so it has a good natural ventilation capacity.
Double slope greenhouse because of its herringbone roof form, can quickly discharge the rain and snow falling on the roof, reduce the rain and snow load, at the same time, because of the high structure, the roof has a slope, so it bears a larger wind load. The greenhouse structure unit is the Z-simple structure unit that makes up the greenhouse structure, that is, the Z-less structure, which contains all the types of components that make up the greenhouse structure and is the basic module that makes up the greenhouse structure. The structural units of Venlo-shaped greenhouse structure mainly include main columns, side span columns, trusses (including chords, web bars, and middle braces), gutters, gutter supports (on columns), gutter supports (on racks) roof trusses, sunshade frames, etc.
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