Refrigerator Door Touch Screen Integration for Closed-Door Operation
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Solution Overview
Problem
Conventional refrigerators require users to operate touch devices with the door open, lacking a convenient and efficient method for touch-based control or remote operation, and the touch screen devices are not easily replaceable or mountable on the door.
Innovation Solution
A touch screen device is integrated into the door's frame, allowing for full-touch operation and remote control, with a design that includes a microcomputer, wireless communication module, and a mounting system enabling easy assembly and disassembly, ensuring accurate touch detection and easy replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the touch screen device is integrated into the door frame, then the ease of operation is improved, but the device complexity increases
Solution Approach 1:
The door assembly is segmented into distinct components: panel assembly, door frame, and touch screen device. The touch screen device is positioned inside the door frame in contact with the panel assembly, allowing it to be integrated into the door structure while maintaining operational independence and simplifying user interaction.
Solution Approach 2:
The door frame serves multiple functions: it provides structural support for the door, houses the touch screen device, and facilitates the integration of the control interface into the door assembly. This multi-functionality reduces the need for separate control panels and improves ease of operation.
2Ease of operation
If the touch screen device is disposed inside the door frame in contact with the panel assembly, then the ease of operation is improved, but the manufacturing complexity increases
Solution Approach 1:
The door assembly is divided into separable components including the panel assembly, door frame, and touch screen device. This segmentation allows each component to be manufactured independently using standard processes, then assembled together, maintaining ease of manufacture while achieving integrated functionality.
Solution Approach 2:
The touch screen device is nested within the door frame structure, specifically positioned inside the door frame in contact with the panel assembly. This nesting approach allows the touch screen device to be housed within the existing door frame geometry without requiring separate mounting structures, simplifying the overall manufacturing process.
3Ease of repair
If the touch screen device is made detachable and replaceable, then the ease of repair is improved, but the reliability of connection may worsen
Solution Approach 1:
The touch screen device is designed as a detachable component separated from the door frame and panel assembly. This segmentation enables easy removal and replacement of the touch screen device for repair or maintenance without disassembling the entire door structure, significantly improving ease of repair while maintaining reliable connections through proper interface design.
Data Source
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AI summary
The present disclosure relates to a refrigerator and a home appliance, and the refrigerator includes: a cabinet having a storage space; a door opening and closing the storage space; in which the door includes: a panel assembly including a front panel forming an outer appearance of the front surface; a door frame connected to the panel assembly; and a touch screen device disposed inside the door frame in contact with the panel assembly, detecting a user's touch operation, and outputting a screen.