Compressor Spring Support Structure to Prevent Separation

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Solution Overview

Problem

Conventional support apparatuses for compressors have complex fabrication and assembly processes and are prone to spring separation due to excessive vibration or external forces, leading to compromised support performance and vibration absorption.

Innovation Solution

A support apparatus with a first and second support member connected by a spring and a connection member that integrally connects them, preventing spring separation, featuring elastic connection members that maintain the spring in place during compressor vibrations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If both ends of the spring are inserted into spring support grooves by relatively high force, then the spring is securely held, but the fabrication and assembling processes become complicated

Engineering Contradiction:
Improvespring retentionVSAvoidfabrication and assembling processes
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The connection member integrates multiple functions: it connects the first and second support members structurally, provides grooves for spring retention, and acts as a fastening element. By merging the connection and spring retention functions into a single component, the overall device complexity is reduced while maintaining reliable spring retention.

Inventive Principle:
Principle #5Merging (Combining)

2Device complexity

If the spring is held by spring support grooves alone, then the structure remains simple, but the spring is easily separated when excessive vibration or external force occurs

Engineering Contradiction:
ImprovestructureVSAvoidspring retention
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The connection member features a curved inner surface that conforms to the cylindrical shape of the spring. This curved geometry provides continuous contact and mechanical interlocking between the connection member and spring, preventing spring separation during excessive vibration or external force application while maintaining structural simplicity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Adaptability or versatility

If the first and second support members are separately fabricated, then each component can be optimized independently, but the overall fabrication and assembling processes become complicated

Engineering Contradiction:
Improvecomponent optimizationVSAvoidfabrication and assembling processes
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The connection member is designed as an integrated component that simultaneously connects the first and second support members and provides spring retention functionality. This merging of functions reduces the number of separate parts, simplifies the assembly process, and improves productivity while still allowing independent optimization of each support member.

Inventive Principle:
Principle #5Merging (Combining)

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

Simplifies the fabrication and assembly process while effectively preventing spring separation and enhancing support performance and vibration absorption for compressors.

Implementation Method 1

a spring (140) interposed between the first support member (120) and the second support member (130), for supporting the compressor (10) and also absorbing the vibration of the compressor (10)

Methodology Applied
Scientific EffectVibration absorption: Damping

Implementation Method 2

Each of the first and second support members (120 and 130) is made of an elastic ingredient such as rubber

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS7478790B2Apparatus for supporting compressor
Publication Date: 2009.01.20 LG ELECTRONICS INC
  • US7478790B2 patent drawing
  • US7478790B2 patent drawing
  • US7478790B2 patent drawing

AI summary

A support apparatus comprises: a first support member connected to the compressor; a second support member disposed at a predetermined interval from the first support member and fixed to a base; a spring disposed between the first support member and the second support member, of which both ends are contacted with the first support member and the second support member to be supported thereby; and at least one connection member connecting the first support member and the second support member so that the spring is not separated from between the first support member and the second support member. Accordingly, the spring is prevented from being moved or buckled by vibration of the compressor, or both ends of the spring are prevented from being detached from the support members, so that support performance and vibration preventing effect for the compressor can be improved.