To provide a vehicle lifting device exhibiting high stability with a simple configuration and improved in safety.SOLUTION: The vehicle lifting device comprises: a ramp 2 on which a vehicle is mounted; a base 4 installed on a floor surface 3; a plurality of pneumatic springs 5a-5d provided in the base 4 to raise/lower the ramp 2; an air pressure source 6 that supplies compressed air to the pneumatic springs 5a-5d; a connection pipe that connects the air pressure source 6 to the pneumatic springs 5a-5d; and a switching unit 8 that is provided in the connection pipe and that supplies or cuts off the compressed air of the air pressure source 6, and discharges the air returning from the pneumatic springs 5a-5d. The switching unit 8 includes an operation valve Vm that can discharge the compressed air.SELECTED DRAWING: Figure 1
【課題】 簡素な構成で高い安定性を有し、安全性が向上された車両用昇降装置を提供すること。【解決手段】 車両が乗載される昇降台2と、床面3に設置される基台4と、基台4に設けられ、昇降台2を上昇および下降させる複数の空気ばね5a~5dと、複数の空気ばね5a~5dに圧縮空気を供給する空気圧源6と、空気圧源6と複数の空気ばね5a~5dとを接続する接続管と、接続管に介在され、空気圧源6の圧縮空気を供給し、または遮断するとともに、複数の空気ばね5a~5dからの戻り空気を排気する切換え部8と、を備える。切換え部8は、接続管内を開放して、圧縮空気を排出可能な操作弁Vmを含む。【選択図】 図1
VEHICLE LIFTING DEVICE
車両用昇降装置
2023-07-24
Patent
Elektronische Ressource
Japanisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
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