Refrigerator Door Control Panel Layout for Closed-Door Access
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Solution Overview
Problem
Existing two-door refrigeration devices with control panels on the lower door end strip conceal operating parameters and make it impossible to actuate elements when doors are closed, hindering ergonomic and convenient operation.
Innovation Solution
Repositioning the control and display elements to the lower end of the upper appliance door, forming a combined operating panel that is accessible even when doors are closed, with the control electronics housing detachably mounted on the door end strip and filled with thermal insulation foam for optimal insulation and visibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If control and display elements are arranged on the lower door end strip of the lower appliance door, then the device structure is compact, but the control panel is concealed when doors are closed making operation impossible
Solution Approach 1:
The control panel is relocated from the lower door end strip to the upper appliance door, specifically on the front surface. This spatial relocation to a different dimension (from lower to upper position, from concealed to visible position) allows the control elements to be accessible and visible when doors are closed, while maintaining compact device structure.
2Ease of operation
If control panel is placed on the front of the upper appliance door, then control accessibility is improved, but the door structure becomes more complex
Solution Approach 1:
The control panel is merged with the front surface of the upper appliance door, forming an integrated structure. The control panel and door front are designed as unified components, eliminating the need for separate mounting structures and reducing overall structural complexity while maintaining excellent control accessibility.
3Ease of repair
If control electronics housing is detachably mounted on door end strip, then ease of repair is improved, but manufacturing precision requirements increase
Solution Approach 1:
The control electronics housing is segmented from the door structure, designed as a detachable module that can be independently mounted and removed. This segmentation allows for easy replacement and repair of control components while using standardized mounting interfaces that reduce the impact on manufacturing precision requirements.
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
Enables convenient and ergonomic operation of the refrigeration device from an optimal height, ensuring that control and display elements are accessible and visible even when the doors are closed, enhancing user interaction while maintaining thermal insulation.
Implementation Method 1
The cavity (9) in the upper appliance door (1) is filled with thermal insulation foam
Data Source
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AI summary
The invention relates to a refrigeration appliance, in particular a household refrigeration appliance, comprising at least two appliance doors (1, 3) which are arranged on top of each other in the vertical direction (z) of the appliance and each of which closes a cooling compartment of the refrigeration appliance, and comprising control and display elements (16, 18) for actuating the refrigeration appliance. According to the invention, the control and display elements (16, 18) of the refrigeration appliance are arranged at the lower end of the upper appliance door (1), in particular on the front (13) of said appliance door.