Stackable Storage Drawer Locking Bar for Multi-Module Security
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Solution Overview
Problem
Existing stackable storage systems lack a secure and efficient mechanism for locking multiple storage modules together, which can lead to instability and potential loss of contents during transport.
Innovation Solution
A stackable storage drawer system equipped with a locking bar that can be moved between a locking and unlocking position, allowing for secure stacking of multiple modules using a padlock through both the upper and lower locking bar openings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a locking bar mechanism is added to secure storage modules together, then security and stability are improved, but device complexity increases
Solution Approach 1:
The locking bar is divided into distinct functional segments: an upper portion with an upper opening for receiving padlock shanks, and a lower portion with a lower opening for receiving drawer handles. This segmentation allows each part to perform its specific function independently, achieving secure locking without requiring an overly complex integrated mechanism.
Solution Approach 2:
The locking bar serves multiple functions simultaneously: it acts as a structural support element, a locking mechanism for drawers through the lower opening, and a security anchor for padlocks through the upper opening. This multi-functionality reduces the need for separate components, thereby improving security while controlling complexity.
2Ease of operation
If multiple openings are provided in the locking bar for padlock and drawer handle reception, then ease of operation is improved, but manufacturing precision requirements increase
Solution Approach 1:
Each opening in the locking bar is designed with specific local characteristics: the upper opening is positioned and dimensioned specifically for padlock shank reception, while the lower opening is configured for drawer handle engagement. This localized optimization allows each opening to perform its function effectively without requiring excessive precision across the entire component.
Solution Approach 2:
The locking bar is designed with pre-positioned openings that anticipate the placement of padlocks and drawer handles. This preliminary design of opening locations and dimensions facilitates ease of operation during assembly, as users simply need to align the padlock or handle with the pre-configured openings rather than requiring precise manual positioning.
Data Source
AI summary
A locking bar for a drawer storage module which may form part of a stackable storage system is disclosed. The module includes one or more slidable drawers and a locking bar which may be pivoted between a vertical position covering the drawers and securing them within the module and a horizontal position clear of the drawers so that they can be opened. The locking bar includes upper and lower through holes. The drawer storage module may be stacked and secured on a second drawer storage module, with the lower through hole of the upper locking bar overlying the upper through hole of the lower locking bar. A single padlock may be disposed through the overlying holes to secure the modules together and preclude the locking bars from being pivoted away from the position in which they secure the drawers within the module.