Bracket for Heat Exchanger Vibration Isolation

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Solution Overview

Problem

Conventional heat exchanger brackets fail to adequately support heat exchangers due to hindered vibration-proof functions, as size variations lead to excess force on vibration proof members, compromising their ability to absorb vibrations effectively.

Innovation Solution

A bracket system comprising a vibration proof member, a first bracket member fixed to the supporting member, and a second bracket member with a joining part and an attaching part, where the second bracket member is joined to the heat exchanger through the vibration proof member and attached to the first bracket member at an arbitrary position, allowing for perpendicular insertion to avoid excess force on the vibration proof member.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the movable member slides along the guide to adjust the joint position for compensating size variation of the heat exchanger, then the adaptability to different heat exchanger sizes is improved, but excess force is applied to the vibration proof member causing variation in press allowance

Engineering Contradiction:
Improvecompensation of size variationVSAvoidvibration-proof function
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The bracket is divided into a fixed member and a movable member that can be separated. The movable member is detached from the fixed member to avoid applying excess force to the vibration proof member during attachment, thereby resolving the contradiction between adaptability and reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The movable member is preliminarily positioned by sliding along the guide before final attachment. This allows adjustment to compensate for size variations while ensuring that the vibration proof member is not subjected to excess force during the preliminary positioning phase.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If the heat exchanger is supported by the vibration proof member in the conventional mount condition, then the vibration-proof function is provided, but the heat exchanger is not appropriately supported hindering the vibration-proof function

Engineering Contradiction:
Improvemounting simplicityVSAvoidvibration-proof function
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The bracket is segmented into fixed and movable members that work together to provide both easy mounting and reliable vibration proofing. The movable member can be easily attached and detached while maintaining proper support for the vibration-proof function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The movable member acts as an intermediary between the fixed member and the heat exchanger. It facilitates easy mounting while ensuring proper support conditions for the vibration-proof function through its specific structural design.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

This configuration ensures proper vibration-proofing by compensating size variations of the heat exchanger without hindering its vibration-absorbing capabilities, maintaining effective support and protection.

Implementation Method 1

a vibration proof member (512) made of an elastic body

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS8826538B2Bracket and method for attaching heat exchanger
Publication Date: 2014.09.09 DENSO CORP
  • US8826538B2 patent drawing
  • US8826538B2 patent drawing
  • US8826538B2 patent drawing

AI summary

A bracket attaches a heat exchanger to a supporting member. The bracket includes a vibration-proof member, and first and second bracket members. The first member is fixed to the supporting member. The second member is joined to a projection of the heat exchanger through the vibration-proof member. The second member is attached to the first member. The second member includes a joining part and an attaching part. The projection is inserted in the joining part from a projecting direction of the projection so that the joining part is joined to the projection with the vibration-proof member intervening therebetween. The attaching part is inserted in the first member from a direction that intersects with a joining direction in which the joining part is joined to the projection, so that the attaching part is attached to the first member at an arbitrary position of the first member in the joining direction.