Stackable Toolbox Side Opening for Lower Compartment Access
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Solution Overview
Problem
Existing storage boxes require users to move upper items away to access items in lower compartments, causing inconvenience.
Innovation Solution
A toolbox system with a first storage box featuring a traveling assembly, interlocking assemblies, and connectors that allow easy access to the accommodation cavity without disturbing upper items, and includes a handle assembly for mobility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If multiple storage boxes are stacked vertically to transport more tools, then the carrying capacity is improved, but the accessibility to lower compartment items deteriorates because upper items must be moved away first
Solution Approach 1:
The storage system is divided into multiple independent compartments (upper and lower storage boxes) that can be accessed separately. The lower storage box is equipped with an independent opening on its sidewall, allowing it to be segmented from the upper storage box for access purposes while maintaining vertical stacking for increased capacity.
Solution Approach 2:
Instead of providing access to the lower storage box from the top (which would require removing upper items), the opening is positioned on the sidewall of the lower storage box. This changes the access dimension from vertical (top-down) to lateral (side-access), enabling independent access to lower items without disturbing upper compartments.
2Ease of operation
If the opening for accessing the accommodation cavity is placed on the top of the box body, then the access is simplified, but the ability to stack multiple boxes vertically is deteriorated
Solution Approach 1:
The opening is repositioned from the top surface to the sidewall of the box body. This dimensional change allows the opening to be accessed from the side while the top surface remains available for stacking with other boxes, thus maintaining both access simplicity and vertical stacking capability.
Solution Approach 2:
Different surfaces of the box body are assigned different functions: the top surface is designated for stacking (with interlocking structures), while the sidewall is designated for access (with the opening). This local differentiation of quality allows the box to simultaneously support both stacking and easy access functions.
3Ease of operation
If the first connector is designed to mate with the opening to keep it in an open state, then the ease of accessing items is improved, but the device complexity increases due to additional connector components
Solution Approach 1:
The first connector is designed as a movable component that can transition between different states (engaged and disengaged). When engaged, it maintains the opening in an open state for easy item access; when disengaged, it allows the opening to close. This dynamic design provides functional versatility without requiring complex fixed structures.
Solution Approach 2:
The first connector is designed to automatically engage with the opening and maintain it in an open state without requiring additional locking mechanisms or complex fastening systems. The connector itself provides the necessary function of keeping the opening accessible, simplifying the overall device structure while improving ease of operation.
Data Source
AI summary
A toolbox system includes a first type of storage box including a box body formed with an accommodation cavity for storing an item. The toolbox system further includes a second type of storage box for storing the item; and at least one interlocking assembly, where the second type of storage box is connected to the first type of storage box through the at least one interlocking assembly. The first type of storage box further includes a traveling assembly connected to the box body and including at least one wheel; an opening capable of being opened to expose the accommodation cavity; and at least one first connector capable of mating with the opening to keep the opening in an open state or a closed state. The opening is disposed on a sidewall of the box body.