Self-contained pantry box system for insertion into an appliance
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Solution Overview
Problem
Conventional refrigerating appliances lack a thermally independent compartment for storing perishable items at specific temperatures, as the existing compartments are not easily adjustable or maintainable for different temperature requirements.
Innovation Solution
A self-contained pantry box system is integrated into the refrigerating appliance, featuring a pantry compartment with independently controlled temperature, a pantry ice maker, and a water filtration system, which can be installed within the refrigerator or freezer compartment, allowing for separate temperature settings and easy access for maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional refrigerating appliance is used with standard compartments, then the appliance structure is simple and easy to manufacture, but the temperature control flexibility and storage adaptability are insufficient
Solution Approach 1:
The refrigerating appliance is divided into distinct functional zones: a main refrigerating compartment and a separate pantry compartment. Each compartment has independent temperature control, allowing flexible storage options. The pantry compartment can be independently accessed without opening the main compartment door, providing versatile temperature management for different storage needs.
Solution Approach 2:
The pantry compartment is nested within the overall appliance structure, utilizing the available space efficiently. The pantry box is positioned within the refrigerating appliance housing, creating a compact integrated design that adds functionality without significantly increasing the external footprint of the appliance.
2Adaptability or versatility
If a thermally independent pantry compartment is added, then temperature control flexibility is improved, but the appliance structure becomes more complex
Solution Approach 1:
The pantry compartment is designed as a separate, self-contained unit with its own thermal insulation and temperature control system. This segmentation allows independent temperature management, enabling the pantry to maintain different temperatures from the main refrigerating compartment, thus enhancing storage flexibility for various perishable items.
Solution Approach 2:
The pantry compartment serves multiple functions: it provides additional refrigerated storage space, maintains independent temperature control, and can be accessed separately from the main compartment. This multi-functionality justifies the added structural complexity by delivering versatile storage capabilities.
3Reliability
If the pantry box structure is made complex for better thermal independence, then temperature maintenance capability is improved, but the ease of manufacture decreases
Solution Approach 1:
The pantry compartment is nested within the existing appliance structure, utilizing the housing and framework of the main refrigerating unit. This nesting approach allows the pantry to benefit from the overall structural support and thermal mass of the appliance while maintaining its own thermal independence through localized insulation and cooling mechanisms.
Solution Approach 2:
The pantry compartment shares certain structural elements and systems with the main refrigerating compartment, such as the outer housing, door framework, and potentially the cooling system infrastructure. This merging of common elements simplifies manufacturing by reducing the number of unique components that need to be produced separately.
4Ease of operation
If a self-contained pantry cooling system is implemented, then temperature control independence is improved, but the device complexity increases
Solution Approach 1:
The cooling system is designed to serve both the main refrigerating compartment and the pantry compartment through a unified infrastructure. The single-phase refrigerant system provides cooling to both zones, with the pantry benefiting from the same cooling mechanism as the main compartment, thereby reducing overall system complexity while maintaining independent temperature control capability.
Solution Approach 2:
The evaporator and refrigerant distribution system act as intermediaries that can selectively deliver cooling to different compartments. By controlling refrigerant flow and evaporation locations, the system can independently regulate temperatures in the pantry and main compartment without requiring separate cooling cycles or complex control mechanisms.
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 pantry box system provides a thermally independent compartment with adjustable temperatures, enhancing storage flexibility and convenience by allowing separate control of temperatures within the pantry compartment, improving the appliance's ability to maintain different temperature settings and facilitating easy maintenance.
Implementation Method 1
A refrigeration system is also provided and typically includes a compressor, a condenser, an evaporator, an expansion device and a refrigerant. The refrigeration system operates to maintain the refrigerator compartment at a first temperature and maintain the freezer compartment at a second temperature
Implementation Method 2
The refrigeration system operates to maintain the refrigerator compartment at a first temperature and maintain the freezer compartment at a second temperature typically lower than the first temperature and typically below freezing
Implementation Method 3
The pantry box cooling system is configured to deliver cooling to the pantry compartment from an external location when the pantry compartment is positioned within an appliance
Data Source
AI summary
A pantry box system for a refrigerating appliance includes a pantry mullion having an interstitial space defined therein, a pantry wall extending perpendicularly from the pantry mullion, a base positioned substantially parallel with the pantry mullion. The pantry mullion, pantry wall and base define an insertable pantry compartment having an internal pantry volume. A pantry drawer is in operable communication with the internal pantry volume, and is operable through a drawer aperture defined in the pantry wall between open and closed positions. The pantry drawer includes an exterior drawer panel that conceals the drawer aperture when the at least one pantry drawer in the closed position. A pantry box cooling system is configured to deliver cooling to the insertable pantry compartment from an external location, wherein the pantry box cooling system includes a control that independently controls a pantry temperature of the insertable pantry compartment.