Adjustable Scraper for Soil Compaction Roller Bandage
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Solution Overview
Problem
Existing soil compaction rollers face issues with soil material adhering to the bandage between projections and spaces, leading to performance degradation, and require separate scraper device parts for different working widths, which is time-consuming and inefficient.
Innovation Solution
A scraper device with a first scraper body arranged on the bandage surface and a second displaceable scraper body that can be fixed to the first using fastening means, allowing for adjustable working widths without the need for part replacement, using a detachable connection that prevents incorrect assembly and allows for easy adjustment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If interchangeable scrapers in different widths are provided for different working widths, then the scraper device can adapt to different working widths, but it requires replacing parts which is time-consuming and increases device complexity
Solution Approach 1:
The scraper device employs a dynamically adjustable structure where the scraper body can be moved axially along the bandage to different positions. The bandage width can be changed without replacing scraper parts, as the same scraper body can serve multiple working widths by repositioning. This dynamic adaptability eliminates the time-consuming process of replacing interchangeable scrapers while maintaining versatility across different working widths.
Solution Approach 2:
The scraper device is designed with a universal scraper body that can function across multiple working widths. Instead of having dedicated scrapers for each width, a single scraper body design can serve various bandage widths through axial displacement and repositioning. This multi-functional approach allows one scraper body to replace multiple width-specific scrapers, reducing part replacement time while maintaining adaptability.
2Adaptability or versatility
If interchangeable scrapers in different widths are provided, then the scraper device can adapt to different working widths, but separate parts must be kept and replaced which increases device complexity
Solution Approach 1:
The scraper body is designed with dynamic positioning capability along the bandage axis, allowing it to be repositioned for different working widths without replacement. This eliminates the need to manage multiple separate scraper parts of different widths, reducing device complexity while maintaining adaptability through a single repositionable component.
Solution Approach 2:
A universal scraper body design serves multiple working widths through axial displacement rather than requiring multiple width-specific scraper parts. This reduces the complexity of managing separate interchangeable parts while maintaining versatility, as one universal scraper body replaces the need for multiple specialized scrapers.
3Device complexity
If a fixed scraper device is used on the bandage, then the structure is simple, but it cannot adapt to changed working widths when bandage extensions are used
Solution Approach 1:
The scraper body is designed with axial displacement capability along the bandage, transforming a fixed structure into a dynamically adjustable one. This allows the scraper to adapt to changed working widths when bandage extensions are used, while maintaining relative structural simplicity through a single movable component rather than multiple replaceable parts.
Data Source
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AI summary
The invention relates to a stripping device for a tyre (20) of a soil compaction roller, in particular a stripping device for a tyre (20) of a trench roller, wherein the stripping device has a first stripping body (1) which is arranged on a tyre surface (3). The tyre surface (3) has projections (5) which are arranged on the periphery of the tyre surface (3), wherein a tyre extension (4) can be fastened to the tyre (20). It is further provided that the stripping device has a second stripping body (2) which is arranged in an axially displaceable manner on the first stripping body (1), wherein the second stripping body (2) can be fixed to the first stripping body (1) with at least one fastening means (11).