Refrigerator Door Container Lift With Guide Roller Access
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Solution Overview
Problem
Conventional refrigerator doors lack a convenient and efficient mechanism for accessing and managing storage containers without opening the door, limiting user accessibility and usability.
Innovation Solution
A container system mounted on the refrigerator door with an elevating apparatus, comprising a guide block, roller member, and stopper, allows for smooth upward and downward movement, enabling users to raise and lower containers for easy access without opening the door, utilizing a roller mechanism that guides and stops the container's position.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a container is mounted on the refrigerator door for storage, then storage capacity and accessibility are improved, but the mechanism for moving the container becomes complex
Solution Approach 1:
The container system transitions from a static mounted state to a dynamic movable state through the elevating apparatus. The guide block and roller member enable the container to move vertically along the door, providing dynamic accessibility while maintaining a relatively simple mechanical structure through guided linear motion.
Solution Approach 2:
The roller member acts as an intermediary between the container and the guide block, facilitating smooth movement by reducing friction. This intermediary element enables easy container elevation without requiring complex mechanical systems, resolving the contradiction between ease of operation and device complexity.
2Ease of operation
If a roller mechanism is used to enable smooth container movement, then ease of operation is improved, but manufacturing precision requirements increase
Solution Approach 1:
The guide block incorporates a guide slot that dynamically accommodates the roller member during container movement. This dynamic guidance system allows for some manufacturing tolerances while maintaining smooth operation, as the slot geometry compensates for minor alignment variations between components.
Solution Approach 2:
The guide slot and roller member configuration enables self-aligning movement during container elevation. The geometry of the guide slot automatically guides the roller member along the correct path, reducing the need for high-precision manual alignment during assembly and manufacturing.
3Ease of operation
If the container can be raised and lowered for easy access, then user convenience is improved, but stability during movement may be compromised
Solution Approach 1:
The roller member serves as a stable intermediary that maintains consistent contact with the guide block during container movement. This stable mechanical connection ensures the container remains controlled and stable throughout the elevation process, preventing unwanted movement or instability while enabling easy access.
Solution Approach 2:
The system provides dynamic stability through the guide slot-roller interaction, which maintains proper container positioning during movement. The guided mechanism ensures the container moves in a controlled manner while remaining stable, combining ease of operation with position stability throughout the elevation cycle.
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
Enhances user convenience by allowing access to stored items without opening the door, improving storage management and reducing resistance during movement, while maintaining the container in a stable position.
Implementation Method 1
a roller member (32, 32') provided on the container (20) to smoothly raise or lower the container (20)
Data Source
AI summary
Provided is a container mounted on a refrigerator door to be capable of being elevated, where the container can be raised or lowered through a user's manipulation when mounted on the rear of a door.