Vehicle Muffler Integrally Formed Housing and Baffles
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Solution Overview
Problem
Existing vehicle muffler manufacturing processes are complex and costly due to separate production and assembly of housings and baffles, leading to increased investment and manufacturing costs, and can result in gaps causing vibration and noise during vehicle travel.
Innovation Solution
A muffler design where the housing is integrally formed with baffles, allowing for modular assembly of muffler bodies with standardized molds, reducing the need for individual baffle manufacturing and assembly tools, and enabling easy adjustment for different vehicle types and engine capacities by combining multiple muffler bodies.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If housings and baffles are separately manufactured and assembled, then manufacturing flexibility and adaptability are improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The patent combines the housing and baffles into a single integrated component manufactured as one piece. The baffle is formed as an integral part of the housing structure, eliminating the need for separate manufacturing and assembly processes. This merging resolves the contradiction by reducing device complexity while maintaining adaptability through the overall modular muffler design.
2Adaptability or versatility
If housings and baffles are separately manufactured and assembled, then manufacturing flexibility is improved, but ease of manufacture deteriorates
Solution Approach 1:
The housing and baffle are merged into a single integrated component that is formed in one manufacturing process. This eliminates multiple manufacturing steps, assembly operations, and associated tooling requirements, thereby improving ease of manufacture while preserving flexibility through the modular assembly of complete muffler units.
3Adaptability or versatility
If housings and baffles are assembled separately, then manufacturing adaptability is improved, but manufacturing precision deteriorates due to gaps and misalignment
Solution Approach 1:
The housing and baffle are combined into a single integrated component manufactured as one piece. This eliminates gaps, misalignment, and contact issues that occur during assembly of separate parts. The integrated structure ensures precise geometric relationships between housing and baffle surfaces, resolving the precision problem while maintaining adaptability through modular muffler body assembly.
Data Source
AI summary
A muffler of a vehicle includes a first muffler body so as to form a first chamber, at least a second muffler body including a housing, one end portion opened and the other end portion closed, wherein one of the second muffler bodies is fitted into the other end portion of the first member to form a second chamber and the other second muffler bodies are fitted into each other through the one end portions in series to form third chambers if more than one second muffler bodies are assembled, an inflow pipe to connect the outside with the first, second and/or third chamber by passing the one end portion of the first muffler body, and an outflow pipe to communicate the first, second, and/or third chamber with the outside by passing through the other end portion of the last second muffler body.