Refrigerator Slotted Rail Rack Layout for Dead Space Reduction
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Solution Overview
Problem
Refrigerators often experience 'dead space' due to the varying sizes and shapes of stored items, leading to inefficient use of storage chamber depth and capacity.
Innovation Solution
A refrigerator design featuring a slotted rail system with a rack that includes a back support, slider, and knob, allowing the rack to be slid and rotated within the storage chamber, optimizing the use of vertical and transverse space for better organization and storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If fixed shelves are mounted in the storage chamber to accommodate storage items, then storage organization is improved, but dead space is created due to varying sizes and shapes of stored items
Solution Approach 1:
The rack is designed with a slider mechanism that allows it to move horizontally along the slotted rail, and a rotation mechanism that enables it to rotate about a vertical axis. This dynamic configuration allows the rack to adapt to different storage needs and minimize dead space by positioning items optimally within the storage chamber.
Solution Approach 2:
The storage chamber is divided into multiple racks that can be independently positioned and configured. Each rack can be adjusted separately along the slotted rail and rotated to different angles, allowing flexible organization of storage items according to their sizes and shapes, thereby reducing unused space.
2Quantity of substance
If the depth of the storage chamber is increased to accommodate more storage products, then storage capacity is improved, but dead space increases due to items not fitting efficiently
Solution Approach 1:
The movable rack system allows users to adjust the position and orientation of racks within the deep storage chamber, enabling efficient utilization of the increased depth. By sliding racks to optimal positions and rotating them to appropriate angles, items of varying dimensions can be arranged to minimize gaps and maximize storage capacity.
Solution Approach 2:
The rotation mechanism adds a rotational degree of freedom to the rack system, allowing items to be oriented at different angles. This dimensional adjustment enables better packing efficiency in the deep storage chamber by accommodating items of various shapes and sizes more effectively.
3Quantity of substance
If a slotted rail system with movable and rotatable rack is implemented, then storage efficiency is improved, but device complexity increases
Solution Approach 1:
The complex functionality is segmented into separate mechanisms: the slider mechanism for horizontal movement along the slotted rail, and the rotation mechanism for angular adjustment. This segmentation allows each mechanism to be independently controlled and maintained, reducing the overall complexity while achieving high storage efficiency.
Solution Approach 2:
The rack system is designed to be manually operated by users who can slide and rotate racks according to their storage needs. This self-service approach eliminates the need for complex automated control systems, motors, or sensors, achieving high storage efficiency through simple mechanical means.
Data Source
AI summary
In an example embodiment, a refrigerator a cabinet having slotted rail. The cabinet defines a food storage chamber. Also, a door is coupled to the cabinet and is configured to open and close the food storage chamber. Additionally, a shelf is mounted inside the food storage chamber, and a rack is positioned central in the food storage chamber proximate the shelf. The rack includes a back support, a slider coupled to the back support, and a knob coupling the rack to the slider.