An expandable box house

Abstract

The present invention discloses an expandable box house, which comprises an outer box body and an inner box body that can be combined into one. The inner box body is nested inside the outer box body. The inner box body and the outer box body are connected by a plurality of middle connection boxes. The tops of the inner box body, the outer box body and the middle connection boxes are provided with nested structures that can be mutually fitted. After the inner box body and the middle connection boxes are fitted with the outer box body, they are completely received inside the outer box body. After the inner box body, the middle connection boxes and the outer box body are unfolded, a cover plate is provided at the upper end. The outer box body comprises a front wall panel and two side wall panels. The inner box body comprises a rear wall panel and two side wall panels. The middle connection boxes comprise two side wall panels. The system is composed of a plurality of boxes, and each box is an independent module. A plurality of boxes can be combined to become one box for transportation. The containers are arranged in rows like a standard container, and the internal usable space is expanded by several times. It can reduce the on-site labor cost and has high economy.

Description

Technical Field

[0001] The present invention relates to the field of container houses, and particularly to an expandable box house. Background Art

[0002] With the rise of container houses and modular buildings in China, box houses represented by container houses have been vigorously developed in China. Traditional container houses use a single box body (20-foot or 40-foot standard sea freight container) as a module to combine building spaces. As China's building products go global, the overseas market has become an important market in the industry, and container sea freight has become an important factor restricting costs and market prices. Summary of the Invention

[0003] In view of the above deficiencies currently existing, the present invention provides an expandable box house, which can be transported in the form of a single box and can be expanded into multiple boxes after arriving at the project site, greatly reducing transportation costs, increasing usable space, and enhancing the market competitiveness of the product.

[0004] To achieve the above object, the embodiments of the present invention adopt the following technical solutions:

[0005] An expandable box house, the expandable box house includes an outer box body and an inner box body that can be combined into one body, the inner box body is nested inside the outer box body, the inner box body and the outer box body are connected by a plurality of intermediate connection boxes, the tops of the inner box body, the outer box body and the intermediate connection boxes are provided with nested structures that can be mutually fitted, after the inner box body and the intermediate connection boxes are fitted with the outer box body, they are completely received inside the outer box body, the upper ends of the inner box body, the intermediate connection boxes and the outer box body are provided with cover plates after expansion, the outer box body includes a front wall panel and two side wall panels, the inner box body includes a rear wall panel and two side wall panels, and the intermediate connection boxes include two side wall panels.

[0006] According to one aspect of the present invention, stress beams are respectively provided under the nested structures of the inner box body, the intermediate connection boxes and the outer box body, and the stress beams are closely arranged after the inner box body, the intermediate connection boxes and the outer box body are fitted.

[0007] According to one aspect of the present invention, the number of the intermediate connection boxes is set to one or more.

[0008] According to one aspect of the present invention, the number of the intermediate connection boxes is set to 7.

[0009] According to one aspect of the present invention, the nested structure is a strip-shaped object bent into a concave-convex shape.

[0010] According to one aspect of the present invention, the nested structures of the inner box body, the intermediate connection boxes and the outer box body are on the same horizontal plane.

[0011] According to one aspect of the present invention, the nested structure and the stress beam are fixedly connected by welding.

[0012] According to one aspect of the present invention, the inner box body, the outer box body and the middle connection box are provided with nested structures at the bottom that can be mutually fitted.

[0013] According to one aspect of the present invention, the nested structures at the bottom of the inner box body, the outer box body and the middle connection box are on the same horizontal plane.

[0014] According to one aspect of the present invention, the inner box body, the outer box body and the middle connection box are provided with floors at the bottom.

[0015] Advantages of the implementation of the present invention: The expandable box house of the present invention includes an outer box body and an inner box body that can be combined into one. The inner box body is nested inside the outer box body. The inner box body and the outer box body are connected by a plurality of middle connection boxes. The top of the inner box body, the outer box body and the middle connection box are provided with nested structures that can be mutually fitted. After the inner box body and the middle connection box are fitted with the outer box body, they are completely received inside the outer box body. After the inner box body, the middle connection box and the outer box body are unfolded, a cover plate is provided at the upper end. The outer box body includes a front wall panel and two side wall panels. The inner box body includes a rear wall panel and two side wall panels. The middle connection box includes two side wall panels; The system consists of multiple boxes, and each box is an independent module; Multiple boxes can be combined into one box for transportation; After the boxes are folded up, they are the same size as a standard 20-foot or 40-foot ocean shipping container and can be transported together with standard ocean shipping containers; After the boxes are expanded, the size is equivalent to the arrangement of multiple 20-foot containers in a row, and the internal usable space is approximately enlarged by multiple times; The structures at the top and bottom of the boxes are of special shapes and adopt a special nesting mode, and the feature is that the structures are at the same level, avoiding the reduction of the internal net space caused by the superposition of components; Further, there are beam members bearing force on the top of the box, and curved members strengthening the concavity and convexity of the roof, which reasonably transfer the internal force of the structure to both sides; When the boxes are closed, the beam members bearing force are arranged side by side inside the top of the box, avoiding interference with each other; It can reduce the on-site labor cost and has high economy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0017] Figure 1 It is a schematic cross-sectional view of the expandable box house of the present invention when expanded;

[0018] Figure 2 It is a schematic structural view of the outer box body of the present invention;

[0019] Figure 3 Schematic diagram of the middle connection box structure according to the present invention;

[0020] Figure 4 Top view schematic diagram when the expandable box houses according to the present invention are combined;

[0021] Figure 5 Cross-sectional view schematic diagram when the expandable box houses according to the present invention are combined;

[0022] Figure 6 Schematic diagram when the expandable box houses according to the present invention are expanded;

[0023] Figure 7 Schematic diagram during the combination process of the expandable box houses according to the present invention. Specific embodiments

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0025] Embodiment 1

[0026] As shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 shown, an expandable box house, the expandable box house includes an outer box body 1 and an inner box body 2 that can be combined into one body, the inner box body is nested inside the outer box body, the inner box body and the outer box body are connected by a plurality of middle connection boxes 3, the tops of the inner box body, the outer box body and the middle connection box are provided with nesting structures 4 that can be mutually engaged, after the inner box body, the middle connection box and the outer box body are engaged, they are completely received in the outer box body, a cover plate is provided at the upper end after the inner box body, the middle connection box and the outer box body are unfolded, the outer box body includes a front wall panel 5 and two side wall panels 6, the inner box body includes a rear wall panel 7 and two side wall panels 6, and the middle connection box includes two side wall panels 6.

[0027] In practical applications, stress beams 8 are respectively provided under the nesting structures of the inner box body, the middle connection box and the outer box body, and the stress beams are closely arranged after the inner box body, the middle connection box and the outer box body are engaged.

[0028] In practical applications, the nesting structure is a strip-shaped object bent into a concave-convex shape.

[0029] In practical applications, the nested structures of the inner box body, the middle connection box and the outer box body are on the same horizontal plane.

[0030] In practical applications, the nested structure is fixedly connected to the stress beam by welding.

[0031] In practical applications, the bottom of the inner box body, the outer box body and the middle connection box is provided with a nested structure 4 that can be mutually fitted.

[0032] In practical applications, the nested structures at the bottom of the inner box body, the outer box body and the middle connection box are on the same horizontal plane.

[0033] In practical applications, the bottom of the inner box body, the outer box body and the middle connection box is provided with a floor.

[0034] Embodiment 2

[0035] As Figures 1 to 5 shown, a scalable box house, the scalable box house includes an outer box body 1 and an inner box body 2 that can be combined into one body, the inner box body is nested inside the outer box body, and the inner box body and the outer box body are connected by a plurality of middle connection boxes 3. The top of the inner box body, the outer box body and the middle connection box is provided with a nested structure 4 that can be mutually fitted. After the inner box body and the middle connection box are fitted with the outer box body, they are completely received in the outer box body. After the inner box body, the middle connection box and the outer box body are unfolded, a cover plate is provided at the upper end. The outer box body includes a front wall panel 5 and two side wall panels 6. The inner box body includes a rear wall panel 7 and two side wall panels 6. The middle connection box includes two side wall panels 6. There are 7 middle connection boxes. Together with the outer box body and the inner box body, there are a total of nine boxes. After the boxes are expanded, the size is equivalent to the arrangement of 9 20-foot containers in a row, and the internal usable space is increased by about 7.5 times.

[0036] In practical applications, stress beams 8 are respectively provided under the nested structures of the inner box body, the middle connection box and the outer box body, and the stress beams are closely arranged after the inner box body, the middle connection box and the outer box body are fitted.

[0037] In practical applications, the nested structure is a strip-shaped object bent into a concave-convex shape.

[0038] In practical applications, the nested structures of the inner box body, the middle connection box and the outer box body are on the same horizontal plane.

[0039] In practical applications, the nested structure is fixedly connected to the stress beam by welding.

[0040] In practical applications, the bottom of the inner box body, the outer box body and the middle connection box is provided with a nested structure 4 that can be mutually fitted.

[0041] In practical applications, the nested structures at the bottom of the inner box body, the outer box body and the middle connection box are on the same horizontal plane.

[0042] In practical applications, the inner box body, the outer box body and the middle connection box are provided with a floor at the bottom.

[0043] 1. The system consists of 9 boxes, and each box is an independent module.

[0044] 2. The 9 boxes can be combined and transported as one box.

[0045] 3. After the boxes are folded up, they have the same dimensions as a standard 20-foot marine container (L6058xW2438xH2896) and can be transported together with standard marine containers.

[0046] 4. After the boxes are expanded, their dimensions are equivalent to the arrangement of 9 20-foot containers in a row, and the internal usable space is increased by about 7.5 times.

[0047] 5. The structures of the top and bottom of the boxes are of special shapes and adopt a special nesting mode. The feature is that the structures are at the same level, avoiding the reduction of the internal clear height caused by the superposition of components.

[0048] 6. There are beam components on the top of the boxes that are stressed, and curved components that strengthen the concavity and convexity of the roof, which reasonably transfer the internal forces of the structure to both sides.

[0049] 7. When the boxes are closed, the stressed beam components are arranged side by side inside the top of the box, avoiding interference with each other.

[0050] 8. It can reduce the on-site labor costs and has high economic efficiency;

[0051] After the boxes are folded up, they have the same dimensions as a standard 20-foot high-cube marine container, and 8 corner points adopt standard container corner fittings, which are convenient for connection and hoisting.

[0052] The boxes can be unfolded step by step. The top and bottom of the boxes use a nested structure to cleverly achieve the purpose of unfolding at the same level, and the spacing of the components of the nested structure is controlled to a certain extent, which is convenient for laying plates on it.

[0053] The stressed beam components on the top of the boxes are placed below the nested structure to avoid interference with the nested structure. The nested structure and the stressed beam are welded together, enabling the nested structure to exert a certain bending resistance of its own.

[0054] The positions of the stressed beams are reasonably designed. When the boxes are closed, they are arranged side by side, and during the unfolding and folding processes, the beams will not collide with other components.

[0055] Advantages of the implementation of the present invention: The expandable box house of the present invention includes an outer box body and an inner box body that can be combined into one. The inner box body is nested within the outer box body. The inner box body and the outer box body are connected by a plurality of intermediate connection boxes. The tops of the inner box body, the outer box body, and the intermediate connection boxes are provided with nested structures that can be mutually fitted. After the inner box body and the intermediate connection boxes are fitted with the outer box body, they are completely received within the outer box body. After the inner box body, the intermediate connection boxes, and the outer box body are unfolded, a cover plate is provided at the upper end. The outer box body includes a front wall panel and two side wall panels. The inner box body includes a rear wall panel and two side wall panels. The intermediate connection boxes include two side wall panels; The system consists of multiple boxes, and each box is an independent module; Multiple boxes can be combined into one for transportation; After the boxes are folded up, they are the same size as a standard 20-foot or 40-foot ocean shipping container and can be transported together with standard ocean shipping containers; After the boxes are expanded, the size is equivalent to the arrangement of multiple 20-foot containers in a row, and the internal usable space is enlarged by several times; The structures at the top and bottom of the boxes are of special shapes and adopt a special nesting mode, the feature of which is that the structures are at the same level, avoiding the reduction of the internal net clearance caused by the superposition of components; Further, there are beam members for bearing force at the top of the box, and curved members for strengthening the concavity and convexity of the roof, which reasonably transfer the internal forces of the structure to both sides; When the boxes are closed, the beam members for bearing force are arranged side by side inside the top of the box to avoid interference with each other; It can reduce the on-site labor cost and has high economic efficiency.

[0056] The above is only the specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed by the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims

1. An expandable box house, characterized in that, The expandable box house includes an outer box body and an inner box body that can be combined into one. The inner box body is nested within the outer box body. The inner box body and the outer box body are connected by a plurality of middle connection boxes. The tops of the inner box body, the outer box body, and the middle connection boxes are provided with nested structures that can be mutually engaged. After the inner box body and the middle connection boxes are engaged with the outer box body, they are completely received within the outer box body. After the inner box body, the middle connection boxes, and the outer box body are unfolded, a cover plate is provided at the upper end. The outer box body includes a front wall panel and two side wall panels. The inner box body includes a rear wall panel and two side wall panels. The middle connection boxes include two side wall panels. The nested structures of the inner box body, the middle connection boxes, and the outer box body are on the same horizontal plane.

2. The expandable box house according to claim 1, characterized in that, Bearing beams are respectively provided below the nested structures of the inner box body, the middle connection boxes, and the outer box body. The bearing beams are closely arranged after the inner box body, the middle connection boxes, and the outer box body are engaged.

3. The expandable box house according to claim 1, wherein The middle connection boxes are provided as one or more.

4. The expandable box house according to claim 1, characterized in that, The middle connection boxes are provided as 7.

5. The expandable box house according to claim 1, characterized in that The nested structure is a strip-shaped object bent into a concave-convex shape.

6. The expandable box house according to claim 2, wherein The nested structure and the bearing beam are fixedly connected by welding.

7. The expandable box house according to any one of claims 1 to 6, characterized in that The bottoms of the inner box body, the outer box body, and the middle connection boxes are provided with nested structures that can be mutually engaged.

8. The expandable box house according to claim 7, characterized in that, The nested structures at the bottoms of the inner box body, the outer box body, and the middle connection boxes are on the same horizontal plane.

9. The expandable box house according to claim 7, wherein The bottoms of the inner box body, the outer box body, and the middle connection boxes are provided with floors.

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