The invention discloses a convenient hydraulic jack which comprises a jack hydraulic cylinder, a piston and a piston rod, wherein the piston is arranged in the jack hydraulic cylinder, the piston rod is arranged on the piston, the piston and the jack hydraulic cylinder are in sliding connection, an outer support plate is spirally connected with the bottom of the jack hydraulic cylinder through a thread and is in a rectangle shape, a universal wheel is mounted on each of four corners of the outer support plate, and a telescopic connecting rod is mounted on the outer wall of the jack hydraulic cylinder. According to the convenient hydraulic jack, the structure is simple and reasonable, and the hydraulic jack is convenient to move.
Convenient hydraulic jack
2015-04-08
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 |