Shanghai Hingwah Honeycomb Technology Development Co., Ltd.

Weiqing Li

Yang Zhou

Dong Zhou

The invention discloses an extension structure with expandable space, comprising: a vehicle body, a lower end face of the vehicle body is provided with a plurality of hydraulic support legs; four horizontal rods, the lower side of each opening is provided with two horizontal rods; the four horizontal rods are of telescopic structures, and are folded on two sides of the vehicle body; two top plates, two bottom plates, two extension side walls, each extension side wall comprising: a first side wall plate, a second side wall plate and a third side wall plate, wherein two side edges of the first side wall plate are hinged to one side edge of the second side wall plate and one side edge of the third side wall plate, respectively, and the other side edge of the second side wall plate and the other side edge of the third side wall plate are hinged to two sides of the openings, respectively. By adopting the extension structure with expandable space as illustrated in the invention, space available for use can be expanded effectively, and the demand on the functions of folding and expanding the space for practical use are fully met, that is to say, extra space is not occupied in a folded state, and after being positioned, mounted and expanded, the extension structure can meet a relatively high demand for living function, and can be used repeatedly.

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Shanghai, China

Weiqing Li