Modular Refrigerator Freezer Insert for Flexible Cooling Zones
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Solution Overview
Problem
Traditional refrigerators lack flexibility in accommodating consumer desires for a freezer section, requiring a full appliance replacement when switching between configurations, which is costly and inefficient, especially in applications like leisure vehicles where space and usage needs vary.
Innovation Solution
A cooling appliance with a separable insert member that divides the interior into two zones, allowing for easy conversion between refrigerator and freezer sections without expensive technical components, using pre-assembled guide members for simple assembly and adjustment, and adaptive insulation for temperature control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a freezer section is integrated into the cooling appliance, then the appliance can provide both refrigerator and freezer functions, but the space available for other uses is reduced and the cost increases
Solution Approach 1:
The cooling appliance interior is segmented into separate cooling zones using a removable insert member that can divide the space into refrigerator and freezer sections. This segmentation allows the same physical space to be configured differently based on user needs, providing versatility without permanently reducing available space.
Solution Approach 2:
The insert member is designed to be removable and reconfigurable, allowing dynamic adjustment of the cooling zones. Users can add or remove the freezer section based on their needs, transforming the appliance configuration without permanent structural changes or space loss.
2Adaptability or versatility
If a freezer section is integrated into the cooling appliance, then the appliance provides freezing capability, but the equipment cost increases significantly
Solution Approach 1:
The freezer functionality is segmented into a separate, removable insert member rather than being integrated into the main appliance structure. This allows the freezer section to be manufactured independently and added only when needed, reducing overall equipment costs for basic models while maintaining versatility.
Solution Approach 2:
The insert member serves multiple functions - it acts as a freezer section when installed, and can be removed to expand refrigerator space. The same component provides different functional configurations, reducing the need for multiple specialized appliances or expensive integrated systems.
3Adaptability or versatility
If the entire refrigerator is exchanged to change equipment configuration, then the desired cooling configuration is achieved, but the cost and complexity of replacement increases
Solution Approach 1:
The appliance configuration is made dynamic through the removable insert member, allowing users to reconfigure cooling zones without replacing the entire appliance. This simple mechanical addition or removal provides reconfiguration capability that would otherwise require complex replacement procedures.
Solution Approach 2:
The insert member acts as an intermediary component that enables configuration changes without requiring replacement of the main appliance. This intermediate element simplifies the reconfiguration process from a complex system replacement to a simple component addition or removal.
4Reliability
If the insert member includes expensive technical components such as cooling units and temperature controls, then the freezer section functionality is improved, but the cost of the insert member increases significantly
Solution Approach 1:
The existing cooling unit of the appliance serves multiple functions - it cools both the main refrigerator compartment and the insert member when installed. This shared cooling system eliminates the need for duplicate expensive cooling components in the insert member, reducing costs while maintaining functionality.
Solution Approach 2:
The insert member utilizes the cooling capacity already provided by the appliance's main cooling unit, rather than requiring its own independent cooling system. The existing thermal infrastructure serves the insert member, reducing the need for additional expensive technical components.
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 cost-effective and flexible conversion between refrigerator and freezer configurations, increasing production and equipment flexibility, allowing consumers to decide on freezer integration only at the time of purchase or use, while maintaining efficient temperature control in both zones.
Implementation Method 1
the housing includes guide member for pushing in and/or fitting the insert member in the housing interior
Data Source
AI summary
A cooling appliance 1 including a housing 2 and a cooling unit 3, 4 is adapted such that the interior of said cooling appliance 1 is separable into at least two cooling zones 6, 7 by inserting an insert member (5), wherein one of said cooling zones is built as separate freezer section 6 or froster, respectively. In a cooling appliance 1 including a housing 2 and cooling unit 3, 4 an insert member 5 separating said interior of said cooling appliance 1 into at least two cooling zones 6, 7, is arranged in the interior of said cooling appliance 1, wherein said insert member 6 is built as preassembled unit inserted into said cooling appliance 1 by means of guide members 8 arranged in said housing 2.