The invention is applicable to the technical field of anti-falling devices, and provides a boarding ladder lifting anti-falling device which comprises a mounting frame and further comprises a connecting part, a clamping part and a spring cylinder, wherein the connecting part comprises a lifting wheel set, and the lifting wheel set is connected with the upper part of the mounting frame; the clamping part comprises a second mounting shaft mounted on the lower part of the mounting frame, two anti-falling plug pins are rotationally mounted on the second mounting shaft, the two anti-falling plug pins are symmetrically mounted on the second mounting shaft, pin shafts are mounted on the anti-falling plug pins, lifting guide rails are mounted on the two sides of the mounting frame, and bolt holes matched with the anti-falling plug pins are formed in the lifting guide rails; and the spring cylinder is mounted at the bottom of the mounting frame. The device effectively prevents a lift truck from falling, and is good in using effect and long in service life.
本发明适用于防坠装置技术领域,提供了一种登船梯升降防坠装置,包括安装架,还包括:连接部,所述连接部包括提升轮组,且所述提升轮组与安装架的上部连接;卡合部,所述卡合部包括安装于安装架下部的第二安装轴,所述第二安装轴上转动安装有两个防坠插销,且两个所述防坠插销对称安装于第二安装轴上,所述防坠插销上安装有销轴,所述安装架的两侧安装有升降导轨,且所述升降导轨上开设有与防坠插销配合的插销孔;以及安装于安装架底部的弹簧缸。该装置有效避免了升降车坠落的发生,使用效果好,使用寿命长。
Boarding ladder lifting anti-falling device and boarding ladder
一种登船梯升降防坠装置及登船梯
2021-12-21
Patent
Electronic Resource
Chinese
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / 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 |