Mistaken-climbing preventing ladder stand
A technology of error prevention and lifting devices, which is applied in the direction of ladders, buildings, building structures, etc., can solve the problems of increasing unsafe factors in climbing ladders, prone to safety accidents, and hidden dangers of equipment safe operation, so as to avoid random climbing and reduce safety. Accidents, structurally simple effects
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[0017] The present invention will be described in detail below in conjunction with accompanying drawings and specific preferred embodiments, so that the advantages and features of the present invention can be more easily understood by those skilled in the art. range is limited.
[0018] see figure 1 and figure 2 , the anti-mistaken climbing ladder of the present invention comprises: a plurality of foot spikes 1, an outer tube 4 and an internal lifting device 5, the internal lifting device 5 is located inside the outer tube 4, and the outer tube 4 is provided with a plurality of tube walls Opening 2, one end of the plurality of foot nails 1 passes through the plurality of tube wall openings 2 and is respectively connected to the internal lifting device 5, and the connection between the plurality of foot nails 1 and the internal lifting device 5 is generally With the pin 3, the internal lifting device 5 drives the one end of the foot nail 1 to move and changes the relative an...
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