Compacting Roller With External Power and Electronic Upright Balancing
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Solution Overview
Problem
Existing compacting rollers have complex designs and are cumbersome to maintain, with internal power supplies limiting their operational range and complicating service and maintenance.
Innovation Solution
A compacting roller design with external power supply, electronic balancing system, and independent roller drums, featuring a frame that supports a large power source and allows for easy maintenance, along with an inertial measurement unit and feedback control system for self-balancing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of moving object
If the power supply is positioned inside the roller drums, then the roller can maintain a compact structure, but the operational range is limited and maintenance becomes cumbersome
Solution Approach 1:
The power supply is extracted from the interior space of the roller drums and repositioned to an external location on the frame. This allows the power supply to be easily accessible for maintenance while enabling extended operational range through larger battery capacity, directly resolving the contradiction between operational duration and ease of repair.
2Device complexity
If the power supply is positioned inside the roller drums, then the roller maintains a compact design, but service and maintenance become cumbersome
Solution Approach 1:
By extracting the power supply from the roller drum interior and positioning it externally on the frame, the design maintains simplicity while dramatically improving service accessibility. The external position allows technicians to easily access, service, and maintain the power supply without disassembling the roller drums or other critical components.
3Ease of operation
If the power supply is positioned outside the roller drums, then charging and refueling becomes easier, but space for the power supply must be found on the frame
Solution Approach 1:
The frame structure is designed to utilize vertical and lateral dimensions rather than only horizontal space within the roller drums. The power supply is positioned on the external frame surface, effectively using the three-dimensional space around the roller drums to accommodate the power supply while maintaining easy access for charging operations.
4Adaptability or versatility
If the power supply is positioned outside the roller drums, then a vibratory mechanism can be included inside the roller drums, but the overall structure becomes more complex
Solution Approach 1:
By extracting the power supply from the roller drum interior, the full internal volume of the roller drums becomes available for the vibratory mechanism. This separation of functions allows the roller drums to be dedicated solely to compaction operations while the externally positioned power supply provides necessary energy, enhancing functional capability without significantly increasing structural complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables a compacting roller with extended operational range, easy maintenance, and reduced operator requirements, while facilitating vibratory mechanisms and providing a silent, environmentally friendly operation.
Implementation Method 1
an electronic balancing system for maintaining the compacting roller in an upright position during operation
Implementation Method 2
The electronic balancing system comprises an inertial measurement unit and a feedback control system
Data Source
AI summary
The present invention relates to a compacting roller (1) comprising a roller drum arrangement (3) comprising a first roller drum (9) and a second roller drum (11) arranged next to each other, a drive arrangement (13) comprising a first drive unit (15) arranged to rotate said first roller drum (9) and a second drive unit arranged to rotate said second roller drum (11), and a power supply (39). The compacting roller by further comprises a frame (5) which is connected to said roller drum arrangement (3), wherein said power supply (39) is attached to said frame (5) outside each of the first roller drum (9) and the second roller drum (11), and an electronic balancing system (43) for maintaining the compacting roller (1) in an upright position during operation.