Mobile ascending pick-and-place device
A technology for objects and storage, which is applied to building structures, ladders, buildings, etc. It can solve the problems that the direction is difficult to control, people cannot stop at any time, and they are easy to fall.
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[0022] In order to better understand the improvement made by the present invention compared with the prior art, before describing the specific implementation of the present invention in detail, the prior art mentioned in the background art section will be described with reference to the accompanying drawings.
[0023] like figure 1 As shown, the mobile climbing step stool includes a stool surface and a stool foot. The lower end of the stool foot is provided with a roller support, and the lower end of the roller support is provided with a roller. A compression spring is installed between them, and the stool surface and the stool feet are right-angled triangle ladder frames 101 connected with at least two footboards 105 in the horizontal plane. Composed of four fixed ladder feet 106, the upper part of the ladder frame 1 is connected with left and right handrails 102 for climbing, and the upper and lower parts of the ladder frame 101 are connected horizontally with upper beams fo...
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