Band Clamp Adjustment Layout for Tight Installation Space
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Solution Overview
Problem
In automotive applications, particularly in exhaust system construction, clamp elements like band clamps face challenges in restricted space conditions due to their pre-assembled design, which results in adjusting mechanisms protruding and occupying valuable installation space, hindering quick assembly and component arrangement.
Innovation Solution
A clamp element design featuring end portions with movable elements, such as a pin and sleeve, that adjust internally, allowing for diameter modification without protrusion, utilizing engagement portions and intermediate elements to create a compact adjustment path within the clamp body, reducing installation space requirements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the clamp element is supplied pre-assembled with a large spread of the annular basic body to enable quick assembly, then assembly speed is improved, but the adjusting means protrude and occupy installation space
Solution Approach 1:
The adjusting means (screw element) is nested within the clamp element's basic body, specifically positioned within the distance between the two end portions. This allows the adjusting mechanism to be contained within the clamp element's footprint, eliminating protrusions that would occupy additional installation space while maintaining the pre-assembled configuration for quick installation.
2Adaptability or versatility
If the adjusting means is made longer to allow pre-assembly with large spread, then adjustability is improved, but the protrusion and space occupation increase
Solution Approach 1:
The adjustment path is relocated from a linear extension beyond the end portions to a spatial path within the distance between end portions. By utilizing the three-dimensional space between the ends of the basic body, the screw element can achieve the necessary adjustment range without increasing the overall length or protrusion of the clamp element.
Solution Approach 2:
The adjusting means is nested within the clamp element structure, specifically within the region between the two end portions. This containment allows the adjusting mechanism to provide full adjustability while remaining compact and not protruding beyond the clamp element's main body.
3Volume of moving object
If the elements are arranged to engage within the end portions, then installation space is reduced, but the structural complexity increases
Solution Approach 1:
The clamp element is segmented into distinct functional regions: the basic body providing the annular structure, the two end portions forming the distance, and the adjusting means positioned within this distance. This segmentation allows each component to be optimized for its specific function while maintaining overall simplicity. The engagement portion is specifically designed within the end portions to contain the adjustment mechanism.
Data Source
AI summary
A clamp element, in particular a band clamp, has a first end portion and a second end portion which are arranged at a distance with respect to one another. A first element engages on the first end portion and a second element engages on the second end portion. The elements are or can be brought into engagement with one another by an engagement portion, and the engagement portion is formed between the end portions.