IP Library Granted Patent US 12,662,831
Granted Patent B2
US 12,662,831 · App. 18/912,486 · Granted Jun 23, 2026

Prefab modular shed

Inventors: Yixiang Jiang (Yuyao, CN); Jinglei Jiang (Yuyao, CN); Shangxi Jiang (Yuyao, CN)
Assignee: YIXIANG BLOW MOLDING FURNITURE CO., LTD.
E04H1/1205E04H1/005
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Quick Facts
Patent No.
US 12,662,831
App. No.
18/912,486
Filed
Oct 10, 2024
Granted
Jun 23, 2026
Kind
B2
Art Unit
3635
USPC
52/79.1
Abstract

The present subject matter discloses a prefabricated modular shed constructed from modular plastic components or panels. The modular storage shed can be installed onsite with pre-constructed modular panels. The shed features embedded seamless folding grooves such as in the door panels and the central roof panel. Furthermore, a pivotable frame bracket can encase the edge of the rotating panels, enhancing both strength and durability. The wall and floor panels are secured with T-shaped connectors to further improve stability. The structural integrity of the shed's walls is reinforced by support columns with built-in reinforcement ribs, which are designed for simple installation. In addition, the modular storage shed can be expandable depending on the preferred size.

Claims (36)

1 . A modular shed structure made of molded plastic panels, comprising:

a floor comprising a plurality of floor panels;

a plurality of wall panels coupled with the plurality of floor panels;

a pair of foldable door panels, each door panel comprising a door side panel connected to a door body via a first embedded folding groove; and

a roof that comprises a central roof panel that is foldable via a second embedded folding groove and one or more side roof panels coupled to the central roof panel, the roof further comprises a beam support frame configured to support the roof, wherein the beam support frame comprises at least one central beam column and a central crossbar positioned in a middle of the at least one central beam column,

wherein the first embedded folding groove and the second embedded folding groove are each defined by respective living hinges extending an entire length thereof, the embedded folding grooves dividing each foldable panel into a first leaf and a second leaf.

2 . The modular shed structure of claim 1 , wherein at least one of the wall panels includes a raised wall panel section.

3 . The modular shed structure of claim 1 , wherein the second embedded folding groove enables the central roof panel to form a roof peak when the shed structure is installed.

4 . A modular shed structure made of molded plastic panels, comprising:

a floor comprising a plurality of floor panels, at least one said floor panel having an upward-opening strip groove extending along an edge thereof with a plurality of T-shaped installation holes therein;

a plurality of wall panels coupled with the plurality of floor panels via one or more T-shaped connectors engaging the T-shaped installation holes;

a pair of foldable door panels, each door panel comprising a door side panel connected to a door body via a first embedded folding groove; and

a roof that comprises a central roof panel that is foldable via a second embedded folding groove and one or more side roof panels coupled to the central roof panel,

wherein the first embedded folding groove and the second embedded folding groove are each defined by respective living hinges extending an entire length thereof, the embedded folding grooves dividing each foldable panel into a first leaf and a second leaf.

5 . The modular shed structure of claim 4 , wherein the second embedded folding groove enables the central roof panel to form a roof peak when the shed structure is installed.

6 . The modular shed structure of claim 4 , wherein each floor panel has the upward-opening strip groove with the plurality of T-shaped installation holes, and the plurality of T-shaped installation holes engage with the one or more T-shaped connectors.

7 . The modular shed structure of claim 4 , wherein the one or more T-shaped connectors are coupled with screws to connect the plurality of wall panels and the plurality of floor panels.

8 . The modular shed structure of claim 4 , further comprising a plurality of support columns positioned at each corner of the storage shed structure, wherein the plurality of support columns are formed by injection molding.

9 . The modular shed structure of claim 4 , further comprising a door lintel installed between the roof and the pair of door panels, wherein the door lintel comprises an upper edge to engage with a downward-facing slot on the roof.

10 . The modular shed structure of claim 9 , wherein the door lintel further comprises a position bump formed on top of the door lintel, and the position bump is embedded into a position recess formed on the roof.

11 . The modular shed structure of claim 4 , wherein each door panel further comprises a metal pivotable frame bracket encasing an edge of the door side panel and the door body.

12 . The modular shed structure of claim 11 , wherein the metal pivotable frame bracket comprises a pair of rotatable support members affixed to reinforce the door panel, and the door side panel and door body are constrained within corresponding U-shaped grooves on the pair of rotatable support members.

13 . The modular shed structure of claim 12 , wherein the side walls of the pair of rotatable support members have through holes, and corresponding mounting holes are provided on corresponding positions of the door side panel and door body.

14 . The modular shed structure of claim 13 , further comprising a plurality of fixation components configured to fix the metal pivotable frame brackets via the through holes and the corresponding mounting holes.

15 . The modular shed structure of claim 4 , wherein the roof further comprises a beam support frame configured to support the roof, wherein the beam support frame comprises at least one central beam column and a central crossbar positioned in a middle of the at least one central beam column.

16 . The modular shed structure of claim 15 , wherein the beam support frame further comprises a plurality of side crossbars in parallel to the central crossbar, and wherein the central crossbar and the plurality of side crossbars are distributed on the at least one central beam column at intervals.

17 . The modular shed structure of claim 16 , wherein the central crossbar is affixed to a door lintel and the plurality of side crossbars are affixed to the roof.

18 . The modular shed structure of claim 16 , wherein top surfaces of the central roof panel and the one or more side roof panels form a stepped structure that gradually descends from a center to sides thereof.

19 . A configurable modular shed structure made of molded plastic panels, comprising:

a floor comprising a plurality of floor panels;

a plurality of wall panels coupled with the plurality of floor panels;

a pair of foldable door panels, each door panel comprising a door side panel connected to a door body via a first embedded folding groove;

a roof that comprises a central roof panel that is foldable via a second embedded folding groove and one or more side roof panels coupled to the central roof panel, the roof further comprises a beam support frame configured to support the roof; and

a plurality of support columns positioned at each corner of the storage shed structure,

wherein the first embedded folding groove and the second embedded folding groove are each defined by respective living hinges extending an entire length thereof, the embedded folding grooves dividing each foldable panel into a first leaf and a second leaf.

20 . The configurable modular shed structure of claim 19 , wherein the configurable modular shed structure is adjustable via numbers of the plurality of wall panels and the floor panels.