| 摘要 |
<p>The multifonction support for greenhouse framework is comprised of the combination of a multifunction posthead (1) hafted to the top end of a telescopic post having preferably a rectangular cross-section, and carrying one or two cylindrical sleeves (6) having a circular cross-section forming with the vertical an angle of approximately 45 degrees, to which the trusses (7) are nested without bolting, and of which the base has a stud (8) corresponding to a notch (9) provided at the extremety of the trusses allowing an automatic angular positionning of the latter, said multifunction posthead (1) being provided with means (10, 11, 12, 13) for securing various elements forming the framework of the greenhouse, such as gutters, intermediary elements for undertensioning the gutters, tie rods, cultivation supports, or channels for the recovery of condensation water from the gutters. The support is intended to the construction of greenhouses for cultivating plants, so called 'chapel greehouses', both of the 'monochapel' and 'multichapel' types.</p> |
