The invention relates to the technical field of jack devices, in particular to a portable jack device for vehicles. The portable jack device for vehicles comprises a base, an oil pump, a supporting arm and a sleeve are arranged on the upper surface of the base, a press pipe is hinged to the supporting arm, a piston rod is arranged in the sleeve, an ejector rod is arranged in the oil pump, an end cover is fixedly installed at the top end of the oil pump, and the ejector rod is ejected out of the end cover at the top end of the oil pump due to the fact that the piston rod is vertically pressed by the press pipe. According to the portable jack device for vehicles, hydraulic oil is injected into the oil pump from the top of the oil pump, hydraulic oil waste is avoided, and the pressure of a jack is increased.
Portable jack device for vehicles
2015-05-20
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 |