Home Chiller Compressor Quick-Connect Fixation for Simplified Assembly

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Solution Overview

Problem

Existing home chiller appliance devices face challenges in usability and maintenance due to complex compressor fixation methods, which hinder swift assembly and disassembly processes.

Innovation Solution

A home chiller appliance device with a machine compartment and a fixation unit that allows the compressor to be fixed to a wall section via movements parallel and perpendicular to the main extension plane, utilizing support and guiding elements for simplified assembly and disassembly, and incorporating an evaporation tray for condensed water management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a screw connection is used to fix the compressor to the base plate, then the compressor is securely fixed, but the assembly and disassembly processes become time-consuming and complex

Engineering Contradiction:
Improvefixation stabilityVSAvoidassembly and disassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The fixation system is divided into separate modular components: a fixation element with engagement portion and a corresponding reception feature. This segmentation allows the compressor to be quickly attached and detached without complex screw connections, reducing assembly time while maintaining secure fixation during operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixation system transitions from a static screw connection to a dynamic quick-connect mechanism. The engagement portion can be rapidly inserted and locked into place, allowing the compressor to be securely fixed during operation but easily removed when needed, thus resolving the time-loss contradiction.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If a complex fixation method is used to secure the compressor, then the structural stability is improved, but the serviceability and maintenance characteristics deteriorate

Engineering Contradiction:
Improvestructural stabilityVSAvoidserviceability
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The fixation system uses separable engagement features that provide stable fixation during operation but allow for easy separation during maintenance. The modular design enables technicians to quickly access the compressor for service without complex disassembly procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The quick-connect fixation mechanism is designed to be simple enough that basic assembly and disassembly can be performed without specialized tools or extensive training, improving serviceability while maintaining structural integrity during normal operation.

Inventive Principle:
Principle #25Self-service

3Reliability

If traditional fixation methods are used, then the compressor is securely mounted, but the number of components and device complexity increase

Engineering Contradiction:
Improvemounting securityVSAvoidfixation system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The fixation system is segmented into simple, discrete engagement features that can be integrated into the base plate and compressor housing without adding overall system complexity. The modular nature allows for easy manufacturing and assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixation elements are merged with the base plate and compressor housing structures themselves, rather than being separate added components. This integration reduces the total number of parts while maintaining secure mounting capability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10921047B2Home appliance device
Publication Date: 2021.02.16 BSH HAUSGERATE GMBH
  • US10921047B2 patent drawing
  • US10921047B2 patent drawing
  • US10921047B2 patent drawing

AI summary

For the purpose of improving a usability a home appliance device, in particular a home chiller appliance device, is proposed: The home appliance device has a machine compartment having at least one wall section; a compressor which is arrangeable inside the machine compartment; and a fixation unit for fixating the compressor to the wall section via at least one movement at least of the compressor with respect to the wall section in a direction which is at least substantially parallel to a main extension plane of the wall section.