Upper sleeping berth telescopic ladder stand convenient to store
The upper sleeping berth telescopic ladder stand convenient to store comprises a fixing frame, a fixing plate is rotationally connected to the upper end of the fixing frame, a hinge groove is formed in the lower end of the fixing plate, a hinge shaft is arranged in the hinge groove, a sliding block...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The upper sleeping berth telescopic ladder stand convenient to store comprises a fixing frame, a fixing plate is rotationally connected to the upper end of the fixing frame, a hinge groove is formed in the lower end of the fixing plate, a hinge shaft is arranged in the hinge groove, a sliding block is connected to the inner side of the fixing frame in a sliding mode, and a slide is welded to the inner side of the sliding block. Pedals which are layered up and down are welded to the middle of the slide, a contact plate is welded to the lower end of the slide, a traction rope is connected to the upper end of the slide, a guide wheel is arranged on the upper side of the traction rope, a winding wheel is arranged on the outer side of the guide wheel, the traction rope is connected with the winding wheel in a winding mode, and a handle is welded to the front end of the winding wheel. The ladder stand structure solves the problems that a ladder stand structure involved in the background technology is inconvenient t |
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