Vacuuming-off device
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Solution Overview
Problem
Existing vacuuming-off devices for hand-held power tools lack versatility and adaptability, limiting their application across different tools and environments, and often require tools for connection and operation.
Innovation Solution
A modular vacuuming-off device with an adapter unit that allows mechanical and electrical connection to various hand-held power tools, featuring a connecting unit for multiple energy sources, a fastening system for tool-free operation, and a sensor-controlled actuating element for enhanced convenience and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a vacuuming-off device is designed for specific hand-held power tools, then it achieves reliable connection and operation, but it lacks versatility and adaptability to other tools
Solution Approach 1:
The interface unit is designed with a universal connection system that can mechanically and electrically connect to multiple types of hand-held power tools. The adapter unit provides additional connectivity options including energy supply connections, enabling the vacuuming-off device to function with various tools including battery-operated and mains-powered devices without requiring tool-specific designs
2Ease of operation
If connection requires tools, then mechanical connection is secure, but operation becomes complex and time-consuming
Solution Approach 1:
The connection system replaces tool-based mechanical fastening with a tool-free interface that achieves secure mechanical and electrical connection through specialized coupling mechanisms. The positive-locking connection ensures reliable attachment while allowing quick tool-free attachment and detachment by the user
3Device complexity
If a single interface is used for multiple functions, then device complexity is reduced, but connection reliability may be compromised
Solution Approach 1:
The connection system is divided into distinct functional modules: an interface unit with mechanical and electrical connection capabilities, and a separate adapter unit with connecting units for energy supply. This segmentation allows each component to be optimized for its specific function while maintaining overall system reliability through modular assembly
Data Source
AI summary
A vacuuming-off device includes at least one vacuuming-off unit that has at least one interface. The interface is mechanically and electrically connectable to a hand-held power tool, in particular to a hammer drill and/or chipping hammer, in at least one first application. The vacuuming-off device further includes an adapter unit that, in at least one second application, is connectable to the interface. The adapter unit has at least one connecting unit that is connectable to at least one energy supply.