Lift

The invention relates to a and high layer house's the lifting between underlying tool, comprising a: The engine room and base layer platform (1), the engine room and vertical the lower driving device through the is basically. With the invention is characterized in that: The driving device is a rotating arm of which comprises at least one pair (11,12), wherein the protecting part of the central support (22) pivoted. The pair of arm (11) arm (11a) are free on the fixed plate are (13) and a along the sliding plate (14) pivoted; theThe second arm (11b) are free on the connecting the support (17) pivoted transfer (16) and capable of sliding on the fixed platform plate. The driving subassembly and arm (11a and 11b) is at least arm (11a) by the following are spaced; the chute: Joining with platform is connected with the supporting the second arm (16), a (22) and first end of the support (13) is arm two arm is fulcrums without arranged to make the block.