Sliding Three-Tier Toolbox Structure for Expandable Storage
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Solution Overview
Problem
Conventional toolboxes have limited storage space, inflexible size adjustment, and restricted usage scenarios due to their single compartment design.
Innovation Solution
An expandable toolbox with a three-tier box structure, allowing the second box body to slide relative to the third box body, which can be extended and pulled into an expanded position, increasing storage space through sliding and pivoting mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If a conventional single-compartment toolbox is used, then the structure is simple, but the storage space is limited
Solution Approach 1:
The toolbox is divided into three separate box bodies (first, second, and third box bodies) that can be independently configured. Each box body can be opened or closed independently, allowing flexible arrangement of storage compartments. This segmentation enables increased storage capacity while maintaining manageable structural complexity through modular design.
Solution Approach 2:
The box bodies are arranged in a nested configuration where the second box body is positioned between the first and third box bodies. The third box body can slide along the second box body, creating an expandable nested structure that maximizes storage space utilization without requiring a completely separate third compartment.
2Adaptability or versatility
If a fixed-size toolbox is used, then the manufacturing is simple, but the size adjustment flexibility is poor
Solution Approach 1:
The toolbox transitions from a fixed structure to a dynamic, reconfigurable system. The third box body can slide along the second box body between retracted and extended positions, allowing the user to adjust the toolbox size according to storage needs. This dynamic mechanism provides size adjustment flexibility while maintaining reasonable structural complexity through standardized sliding interfaces.
3Quantity of substance
If a single-compartment design is used, then the device complexity is low, but the internal space utilization is insufficient
Solution Approach 1:
The single storage space is segmented into three distinct box bodies that can be independently configured. Each box body can be opened or closed independently, allowing flexible arrangement of tools and equipment. This segmentation increases storage capacity by creating multiple accessible compartments while managing complexity through standardized connection interfaces.
Solution Approach 2:
The toolbox configuration transitions from a single-plane arrangement to a three-dimensional expandable structure. The third box body can extend along the length of the second box body, adding storage capacity in the longitudinal dimension. This dimensional expansion allows increased storage capacity without proportionally increasing overall footprint.
Data Source
AI summary
An expandable toolbox includes a first box body, a second box body, a third box body, and a fastener. The first box body is pivotally disposed on the second box body, which pivots between a closed and an expanded position relative to the first box body. At the expanded position, the second and the first box body are arranged in an open and flat shape. The second box body has a first sliding part disposed on two sides. The third box body has a second sliding part slidably disposed on the first sliding part, so that the third box body slides between a retracted and an expanded position relative to the second box body. The fastener engaged with the first box body and the third box body, achieving a closed status of the toolbox. The present invention realizes the expansion and retraction of multilayer toolboxes, providing a flexible storage space.