Extensible foldable bed-chair dual-purpose device

Abstract

The invention discloses an extensible foldable bed-chair dual-purpose device, relates to a foldable and unfoldable foldable bed-chair dual-purpose device and aims to provide an extensible foldable dual-purpose device which can be used as a bed or a chair. According to the adopted technical scheme, the device comprises a fixed seat and an extensible device; the fixed seat comprises a horizontally arranged supporting containing box and four fixed supporting legs fixed below the supporting containing box, and the supporting containing box movably sleeves the extensible device; the structure of the extensible device is as follows: a supporting frame is of a quadrilateral frame structure, the supporting containing box movably sleeves the whole supporting frame, the movable supporting legs whichcan be folded to a horizontal position are hinged to the bottom of the pulled-out end of the supporting frame, a bed backup plate which can be folded in the supporting frame is also hinged to the pulled-out end of the supporting frame, and a lifting type supporting plate which can be flush with the upper surface of the supporting containing box is arranged in the supporting frame. The extensiblefoldable bed-chair dual-purpose device is used for achieving the two purposes of use as a bed and a chair.

Description

technical field [0001] The invention relates to a retractable and foldable bed and chair dual-purpose device, which relates to a foldable and foldable double-purpose device for a bed and chair. Background technique [0002] Beds, chairs, etc. are indispensable household tools in people's daily life, especially in homes, outdoors, hospitals and other places. However, due to the shortcomings of general bed chairs such as large space occupation ratio, inconvenient outdoor travel, and inconvenient use in narrow spaces, there is an urgent need for a functional device that integrates the ability to sit on the seat and the ability to lie on the bed, and the device needs to meet Economical, practical, scalable and foldable, etc., that is, the device can meet people's needs of sitting and lying down and a small duty cycle, and should be economical and practical. Yet devices such as bed and chair all can not satisfy above-mentioned demand at present. Contents of the invention [0...

AI Technical Summary

Problems solved by technology

However, due to the shortcomings of general bed chairs such as large space occupation ratio, inconvenient outdoor travel, and inconvenient use in narrow spaces, there is an urgent need for a functional device that integrates the ability to sit on the seat and the ability to lie on the bed, and the device needs to meet Economical, practical, scalable and foldable, etc., that is, the device can meet people's needs for sitting and lying down and a small duty cycle, and should be economical and practical

However, current devices such as beds and chairs cannot meet the above requirements.

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