The invention discloses a telescopic movable hydraulic jack which comprises a main working hydraulic cylinder body and a main working hydraulic cylinder piston, three main working hydraulic cylinder supporting racks, an upper mounting disc and a lower mounting disc, a rotating motor, a master drive gear and a subordinate drive gear, two master motion hydraulic cylinder bodies and two master motion hydraulic cylinder pistons, two master motion hydraulic cylinder body mounting racks, two master motion hydraulic cylinder piston mounting shafts and two master motion hydraulic cylinder piston mounting racks, two fixed leg mounting racks and two fixed legs, two telescopic hydraulic cylinder bodies and two telescopic hydraulic cylinder pistons, two telescopic hydraulic cylinder piston mounting racks, two telescopic legs, a subordinate motion hydraulic cylinder body and a subordinate motion hydraulic cylinder piston, a universal wheel, a subordinate motion hydraulic cylinder body mounting rack, a subordinate motion hydraulic cylinder piston mounting shaft and a subordinate motion hydraulic cylinder piston mounting rack. The hydraulic jack disclosed by the invention can be used for achieving a purpose of freely moving and stretching in a narrow space, so that the application scope of the hydraulic jack is expanded.
Telescopic movable hydraulic jack
2015-04-22
Patent
Electronic Resource
English
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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