The invention relates to a stair climbing handle, in particular to a manual stair climbing handle with unique appearance and performance. The handle is mainly composed of an assembly box, a strip-shaped cylinder, a fixed positive-going sawtooth strip, a sliding supporting cylinder, an inverted-T-shaped moving box, an inverted-T-shaped negative-going sawtooth strip, a movable wheel, a foldable tenon handle, a telescopic handle, spring holes, hanging springs, a return gravity ring, an automatic return spring and the like. The handle is characterized in that the strip-shaped cylinder is arrangedin the rectangular assembly box, the fixed positive-going sawtooth strip is arranged in the outer side of the cylinder, the sliding supporting cylinder is arranged on the periphery of the cylinder, the inverted-T-shaped moving box is arranged on the outer side of the cylinder, the inverted-T-shaped negative-going sawtooth strip is arranged in the box, the movable wheel is arranged at the top end of the negative-going sawtooth strip, the foldable tenon handle is arranged on the front end of the inverted-T-shaped moving box, the telescopic handle is arranged on the foldable tenon handle, the spring holes are formed in the two ends of the bottom of the inverted-T-shaped negative-going sawtooth strip, the hanging springs are arranged in the holes, the return gravity ring is arranged at the front end of the sliding supporting cylinder, and the automatic return spring is arranged at the joint between the foldable tenon handle and the inverted-T-shaped moving box. The manual stair climbing handle manufactured by adopting the technology is labor-saving in stair climbing and wide in application range.
本发明涉及一种爬楼拉手,特别是一种外观和性能独特的手动爬楼拉手。主要由总成箱、条形圆柱体、固定正向锯齿条、滑动依托筒、⊥形运动箱、⊥形反向锯齿条、活动轮、折榫手柄、伸缩手柄、弹簧孔、挂合弹簧、回位重力环、自动回拉弹簧等组成。其特征是在一长方形总成箱内设条形圆柱体,圆柱体外侧内设固定正向锯齿条,外围设滑动依托筒,筒上外侧设⊥形运动箱,箱内设⊥形反向锯齿条,反向锯齿条顶端设活动轮,⊥形运动箱前端设折榫手柄,折榫手柄上设伸缩手柄,⊥形反向锯齿条底部两端设弹簧孔,孔内设挂合弹簧,滑动依托筒前端设回位重力环,折榫手柄与⊥形运动箱结合处设自动回拉弹簧。采用以上技术做成的手动爬楼拉手,爬楼省力,实用广泛。
Manual stair climbing handle
手动爬楼拉手
2021-03-19
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |
Turning track, stair climbing machine and stair climbing system
European Patent Office | 2023
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