Drawer Snap-Hook Support to Prevent Bottom Wall Deformation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Drawers experience deformation and misalignment issues due to weight-induced stress, leading to structural and functional problems, including impaired opening and closing mechanisms and aesthetic asymmetry, which existing solutions fail to adequately address without increasing production costs and complexity.
Innovation Solution
A drawer support system featuring a flexible, L-shaped plate with a slot and through holes, allowing for adjustable coupling with a protrusion on the bottom wall and front wall, enabling alignment and stress accommodation while preventing bottom wall deformation, using materials like harmonic steel for durability and ease of assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the bottom wall thickness is increased to prevent deformation, then the structural strength is improved, but the drawer weight increases and production costs increase
Solution Approach 1:
A support element is introduced as an intermediary component between the bottom wall and the front wall. This support element has an L-shaped configuration with a first arm attached to the bottom wall and a second arm attached to the front wall, providing structural reinforcement without increasing the bottom wall thickness or drawer weight.
Solution Approach 2:
The support structure is divided into separate components: the bottom wall, the front wall, and the independent support element connecting them. This segmentation allows the support function to be provided by a dedicated element rather than increasing the thickness of the bottom wall itself.
2Strength
If the bottom wall thickness is increased to prevent deformation, then the structural strength is improved, but the production and processing costs increase
Solution Approach 1:
The support element acts as a mediator that provides structural reinforcement through a separate, simpler component rather than requiring thicker bottom wall material and more complex processing.
Solution Approach 2:
The support element combines multiple functions: it reinforces the bottom wall structure, connects the front wall to the bottom wall, and provides alignment features, all in a single integrated component that simplifies manufacturing.
3Ease of manufacture
If traditional assembly methods are used, then the drawer components can be joined, but vertical misalignment occurs due to working inaccuracies
Solution Approach 1:
The support element incorporates self-aligning features including a slot in its second arm that receives a protrusion from the front wall, and positioning elements that automatically guide the front wall into correct vertical alignment with the bottom wall during assembly, eliminating the need for complex external alignment tools or procedures.
Solution Approach 2:
The support element serves as an intermediary that mediates the alignment between the bottom wall and front wall, using its slot-protrusion interface and positioning elements to ensure precise vertical alignment while accommodating normal manufacturing tolerances.
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 support system effectively prevents bottom wall deformation, ensures accurate drawer alignment, and simplifies assembly by allowing for automatic coupling and adjustment, thereby enhancing structural integrity and aesthetic symmetry without increasing production costs or complexity.
Implementation Method 1
said support is constituted by a flexible plate having a substantially L-shaped section
Data Source
Figure 1~3
Figure 4~5
Figure 6~7
AI summary
Drawer for furniture or the like, comprising a bottom wall (4), a front wall (2), two side walls (30) and a rear wall (3), characterized in that said bottom wall (4) is provided with at least one protrusion (40) and in that said front wall (2) is provided with at least one support (1) adapted to cooperate and coupling with said protrusion (40).