Heat Exchanger Mounting Bracket With Elastic Stopper

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Solution Overview

Problem

Conventional heat exchanger mounting structures face issues with looseness and misalignment due to varying radiator sizes and wear over time, leading to potential breakage and increased complexity in managing multiple radiator types.

Innovation Solution

A heat exchanger mounting structure that integrates a bracket with a load supporting section and a fitting member, where the load is supported by the load supporting section and the fitting member is fitted to the outer side, with a contact section that stabilizes the assembly in all directions and regulates deviations, reducing looseness and improving workability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a plastic bracket is used to mount the condenser to the radiator, then the mounting process is simplified, but looseness arises between components leading to potential breakage

Engineering Contradiction:
Improvemounting process simplicityVSAvoidcomponent stability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent combines the bracket and stopper into a single integrated component. The bracket portion provides the mounting function while the stopper portion provides the positioning function, eliminating the need for separate components and reducing assembly complexity while preventing looseness between components

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated bracket-stopper component serves multiple functions simultaneously: it provides structural support for mounting the condenser, maintains precise positioning to prevent looseness, and guides alignment during assembly. This multi-functionality resolves the contradiction by achieving both ease of manufacture and reliability through a single component design

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If the width dimension of the heat exchange core part varies among radiators, then different radiator types can be used, but the stopper cannot appropriately contact the radiator requiring multiple types of stoppers

Engineering Contradiction:
Improveradiator type compatibilityVSAvoidnumber of stopper types
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The stopper is designed with elastic deformability, allowing it to dynamically adapt to different radiator width dimensions. The elastic material enables the stopper to deform and make appropriate contact with radiators of varying sizes, providing universal compatibility without requiring multiple stopper types for different radiator configurations

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent utilizes the elastic property of the stopper material to change its physical parameters (shape and size) in response to different radiator dimensions. This parameter change capability allows a single stopper design to accommodate multiple radiator types, resolving the contradiction between adaptability and device complexity

Inventive Principle:
Principle #35Parameter changes

3Reliability

If the condenser deviates frontward, then positioning accuracy is compromised, but increasing the interval between heat exchangers or connector strength increases complexity

Engineering Contradiction:
Improvepositioning accuracyVSAvoidconnector size and interval
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The stopper protrudes in advance toward the radiator to establish contact before the condenser can deviate. This preliminary positioning action prevents frontward deviation by creating a mechanical constraint that stops the condenser from moving forward, maintaining positioning accuracy without requiring larger connectors or increased intervals between components

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS9719734B2Heat exchanger mounting structure
Publication Date: 2017.08.01 DENSO CORP
  • US9719734B2 patent drawing
  • US9719734B2 patent drawing
  • US9719734B2 patent drawing

AI summary

A heat exchanger mounting structure is provided with a bracket, a load supporting section, a fitting member, and a contact section. The bracket is provided to one of a first heat exchanger and a second heat exchanger. The load supporting section is provided to the other heat exchanger to which the bracket is not provided, and supports a load transmitted from the one of the first heat exchanger and the second heat exchanger. The fitting member is provided to the one of the first heat exchanger and the second heat exchanger, to which the bracket is provided, and is fitted over the load supporting section. The contact section is in contact with at least a part of the upper portion of the bracket.