Refrigerator door with a replaceable door panel
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Solution Overview
Problem
Existing refrigerator doors face issues with high replacement costs and inability to adapt to changing user preferences or damage during transportation due to the non-replaceable nature of the door panels.
Innovation Solution
A refrigerator door design featuring a detachable front panel with a hook and frame system, utilizing a stopper and magnetic member to limit panel displacement in multiple directions, enhancing structural integrity and ease of replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the door panel is made detachable for easy replacement, then the adaptability and ease of repair are improved, but the structural strength and stability deteriorate
Solution Approach 1:
The door assembly is divided into separate components: a door body and a detachable door panel. The panel can be removed and replaced independently from the door body, allowing for easy adaptation to different user preferences or damage scenarios without replacing the entire door structure.
Solution Approach 2:
Limiting members (stoppers and magnetic members) are pre-installed on the door body before the panel is attached. These limiting members are positioned to automatically constrain the panel's displacement in multiple directions once the panel is mounted, ensuring structural stability is maintained from the moment of assembly.
2Ease of repair
If the door panel is made detachable for easy replacement, then the ease of repair is improved, but the reliability deteriorates
Solution Approach 1:
The door assembly is divided into separate components: a door body and a detachable door panel. The panel can be removed and replaced independently from the door body, allowing for easy adaptation to different user preferences or damage scenarios without replacing the entire door structure.
Solution Approach 2:
Limiting members (stoppers and magnetic members) are pre-installed on the door body before the panel is attached. These limiting members are positioned to automatically constrain the panel's displacement in multiple directions once the panel is mounted, ensuring structural stability is maintained from the moment of assembly.
3Strength
If multiple limiting members are added to prevent panel displacement, then the strength is improved, but the device complexity increases
Solution Approach 1:
The patent replaces purely mechanical connection methods with a hybrid system that includes magnetic members. The magnetic attraction force provides automatic constraint and holding capability, reducing the need for complex mechanical fastening mechanisms while maintaining strong attachment and multi-directional displacement limitation.
Solution Approach 2:
The magnetic members automatically exert attractive force to limit the panel's displacement without requiring additional active control mechanisms. The system self-regulates the panel's position through magnetic attraction, simplifying the overall device complexity while maintaining structural strength.
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
The design improves the strength and durability of the replaceable door panel, ensuring it withstands transportation impacts and allows for easy adjustment to user preferences without high replacement costs.
Implementation Method 1
the second limiting member is a magnetic member, and the magnetic member and the frame magnetically attract each other in a front-rear direction perpendicular to the front panel
Data Source
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AI summary
The present invention provides a refrigerator door with a replaceable door panel, comprising: a foam door body, and a front panel detachably connected to the foam door body; a first limiting member and a second limiting member are disposed on a front side of the foam door body; a frame is sandwiched between the front panel and the foam door body, the frame is attached to a rear side of the front panel, a hook is disposed on the frame, and the hook has an insertion plate portion; wherein when the front panel is assembled on the front side of the foam door body, the first limiting member, in cooperation with the insertion plate portion, limits a displacement of the front panel in a first direction; the second limiting member, in cooperation of the frame, limits a displacement of the front panel in a second direction.