Sheet Metal Housing Mounting for Electronic Control Units
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Solution Overview
Problem
Existing sheet metal housings for electronic controlling units in vehicles are heavy and complex to produce, lacking efficient mounting solutions for secure and lightweight designs.
Innovation Solution
A sheet metal housing with strategically positioned mounting elements and a positioning tab that allows for easy fixation to a holding element, distributing holding forces evenly and providing a stable, lightweight structure, while maintaining a simple design and low weight.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a die cast housing is used for an electronic controlling unit, then the housing has good structural integrity, but the weight and production complexity increase
Solution Approach 1:
The patent changes the material parameter from die-cast metal to sheet metal, fundamentally altering the weight and production characteristics while maintaining structural integrity through optimized geometry and mounting element design
Solution Approach 2:
The housing is constructed as a composite structure combining sheet metal body with integrated mounting elements, achieving both lightweight properties and structural strength through material composition rather than solid casting
2Strength
If a die cast housing is used for an electronic controlling unit, then the housing has good structural integrity, but the production complexity increases
Solution Approach 1:
The manufacturing process parameter is changed from die-casting to sheet metal processing, which simplifies production tooling and manufacturing steps while maintaining structural requirements through design optimization
Solution Approach 2:
The housing is segmented into functional zones with mounting elements strategically positioned at edges, allowing simplified sheet metal construction while maintaining structural integrity where needed most
3Stability of the object's composition
If mounting elements are added to fix the housing to a holding element, then the housing stability improves, but the device complexity increases
Solution Approach 1:
The mounting elements are merged with the housing body as integrated features rather than separate components, reducing overall device complexity while maintaining stable fixation to the holding element
Solution Approach 2:
The housing edges serve multiple functions: structural boundary definition and mounting element integration, allowing stable fixation without adding dedicated complex mounting structures
Data Source
AI summary
A sheet metal housing for an electronic controlling unit of a car is fixable in a holding element of the car. The housing has a first housing edge and a second housing edge arranged at opposite sides of the housing. First and second mounting elements are arranged at the first and second housing edges, respectively. The first and second mounting elements each comprise a first, a second and a third contact face for contacting the holding element to fix the housing in the holding element. The first contact face being arranged at a lower side, the second contact face being arranged at an outer side, and the third contact face being arranged at an upper side.