The jack comprises a jack body, the jack body comprises a bottom frame, an oil pump, a lifting arm, a long connecting rod, a tray, a tray base and a handle, the rear end of the lifting arm is hinged to a lifting arm shaft of the bottom frame, and the front end of the lifting arm is hinged to the tray base through a tray base pin shaft; the rear end of the long connecting rod is hinged to the wallboard through a long connecting rod wallboard connecting shaft; the tray seat is provided with a first long connecting rod pin shaft and a second long connecting rod pin shaft; when the jack body is in a low-position state, the front end of the long connecting rod is connected with a first long connecting rod pin shaft; when the jack body is in a high-position state, the tray base turns over by 90 degrees around the tray base pin shaft, and the front end of the long connecting rod is connected with a second long connecting rod pin shaft. By adopting the integral turnover design of the tray seat, the tray seat has the characteristics of simple structure, convenience in operation, stability in connection, high integral rigidity and the like, can bear larger unbalance loading and is high in safety.
本发明公开了一种托盘架可转动的千斤顶,包括千斤顶本体,千斤顶本体包括底架、油泵、起升臂、长连杆、托盘、托盘座和手柄,起升臂的后端与底架的起升臂轴铰接,起升臂的前端通过托盘座销轴与托盘座铰接,长连杆的后端通过长连杆墙板连接轴与墙板铰接,托盘座设有第一长连杆销轴和第二长连杆销轴;千斤顶本体处于低位状态时,长连杆的前端连接第一长连杆销轴;千斤顶本体处于高位状态时,托盘座绕托盘座销轴翻转90°,长连杆的前端连接第二长连杆销轴。本发明采用托盘座整体翻转设计,具有结构简单、操作方便、连接稳定、整体刚性高等特点,可承受较大的偏载负荷,安全性高。
Jack with rotatable tray rack
托盘架可转动的千斤顶
2022-03-25
Patent
Electronic Resource
Chinese
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 |