| 摘要 |
PURPOSE: A greenhouse lifting apparatus is provided to stably support the load applied to each pillar members inside a greenhouse when lifting the greenhouse. CONSTITUTION: A greenhouse lifting apparatus comprises the following: a guide pile(110) in a rod shape including saw teeth(110a) formed along to the longitudinal direction; a lifting block(200) supporting a greenhouse structure, formed by slide in the guide pile; a pinion(220) installed on the lifting block, and coupled to the saw teeth on the guide pile for rotating; a rotation driver installed on the lifting block for rotating the pinion, and selected from a motor or a rotating handle using manpower; an extension pillar fixed to the lifting block; a worm(250) fixed to the motor or a rotary shaft of the rotating handle; and a worm wheel(240) coupled to the worm. |
