Foldable drawer storage device
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Solution Overview
Problem
Conventional plastic drawer storage devices are excessively large, leading to space inefficiencies during storage and increased transportation costs due to their one-piece design.
Innovation Solution
A foldable drawer storage device comprising a drawer and shell with rotating panels and connecting mechanisms that allow the device to fold flat, reducing its overall size for storage and enabling easier transportation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a one-piece frame and drawer design is used, then the structural strength and simplicity are improved, but the storage space and transportation efficiency deteriorate due to large size
Solution Approach 1:
The drawer is divided into multiple panels (front panel, rear panel, left panel, right panel, bottom panel) that can be folded relative to each other. The shell is divided into top panel, left outer panel, and right outer panel. These segmented components allow the drawer to collapse into a compact folded state for storage while maintaining structural integrity when assembled
Solution Approach 2:
The drawer panels and shell panels are connected through rotating joints (hinges) that enable dynamic transformation between extended usable state and folded compact state. The rotating connections allow the structure to adapt its volume based on usage requirements while maintaining strength when needed
2Ease of manufacture
If a one-piece frame and drawer design is used, then the manufacturing simplicity is improved, but the transportation cost and storage efficiency deteriorate
Solution Approach 1:
The drawer and shell are divided into multiple foldable panels connected by hinges, allowing the structure to collapse into a compact form for transportation and storage. This segmentation enables space-efficient logistics while maintaining manufacturing simplicity through standardized panel and connection components
3Volume of moving object
If panels are made foldable with rotating connections, then the storage space and transportation efficiency are improved, but the device complexity increases
Solution Approach 1:
Rotating joints (hinges) are introduced to connect drawer panels to each other and to the shell panels, enabling dynamic folding and unfolding actions. These connections provide controlled movement between panels while maintaining structural integrity, achieving compact storage without excessive complexity
Solution Approach 2:
The drawer panels are designed to fold and nest within each other when collapsed, with front, rear, left, and right panels folding toward the bottom panel. The shell panels similarly fold to create a compact nested configuration, maximizing space efficiency while using simple hinge connections
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The foldable design significantly reduces storage space requirements and lowers transportation costs by allowing the device to be compactly stored and easily assembled for use.
Implementation Method 1
The lower ends of the front, rear, left and right panels are pin-connected to the front, rear, left and right ends of the bottom panel, and can rotate to upright or lying position
Implementation Method 2
The top ends of the left and right outer panels each has at least one C-shaped hook corresponding to each pivot. By hooking the C-shaped hooks of the left and right outer panels onto the corresponding pivots of the top panel, the left and right outer panels can rotate to upright or lying position
Implementation Method 3
By inserting the two protruding bars on the outer walls of the bottom panel of the drawer into the two guiding grooves of the insides of the left and right outer panels of the shell, the drawer can be pushed into the shell
Data Source
AI summary
A foldable drawer storage device consisting of: one drawer and one shell. The drawer can be folded flat or expanded into a box shape. The shell can be folded flat or expanded into standing position. Folded flat, the drawer and the shell take up small space and are easy to store. When the drawer and the shell are both expanded, the shell becomes the exterior box of the drawer, which allows the drawer to be pushed into the shell. The drawer can also be pulled out, revealing the entire storage space of the drawer.