Electric hydraulic jack for vehicle use

车用电动液压千斤顶

  • Inventors: HUAJUN CHEN
  • Assignees: 陈华军
  • Publication Date: June 01, 2005
  • Publication Number: CN-2702985-Y

Abstract

The utility model discloses an electric hydraulic jack for vehicle use, which can be carried and be used for lifting the vehicles during repair. The utility model comprises a soleplate with driving force for driving an oil pump and a piston rod inside of the oil cylinder to motion; the driving force is a DC permanent motor, and the oil pump is a gear oil pump, and the piston rod adopts a two-stage piston rod; a controllable check valve is provided between the gear oil pump and the oil cylinder, and the DC permanent motor drives the gear oil pump for making high-pressure oil flow towards a hydraulic oil cylinder via the controllable check valve to push the movement of the two-stage piston rod. The utility model has the characters of small volume, light weight, high lifting altitude, good stability, convenient use, convenient carryover, and high safety etc.
本实用新型公开了一种随车携带,维修时用于举升车辆的车用电动液压千斤顶。含有底板,在底板上有动力,带动油泵和油缸内的活塞杆运动,其动力是永磁直流电动机,油泵为齿轮油泵,活塞杆采用二级活塞杆,在齿轮油泵与油缸之间还有可控单向阀,由永磁直流电动机带动齿轮油泵将高压油经可控单向阀至液压油缸,推动二级活塞杆运动。本实用新型具有体积小,重量轻,举升高度高,稳定性好,使用简捷,携带方便,高效安全等特点。

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Cited By (3)

    Publication numberPublication dateAssigneeTitle
    CN-101508408-BJune 08, 2011祥力机电技术(深圳)有限公司一种液压千斤顶
    CN-102126686-AJuly 20, 2011李光云一种电动液压千斤顶
    CN-105883664-AAugust 24, 2016浙江中力机械有限公司Integrated hydraulic system