Suction Device Communication for Adaptive Power Tool Dust Extraction
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Solution Overview
Problem
Existing suction devices for hand-held power tools lack effective communication and adaptive functionality to match the specific operating conditions of different tools, leading to inadequate suction power or excessive power that can hinder performance and pose health risks.
Innovation Solution
A method where the hand-held power tool and suction device communicate to exchange identification codes and operating parameters, allowing the suction device to adjust its mode to match the tool's requirements, ensuring optimal suction power and filter cleaning intervals based on the tool's type and operation conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the suction device uses fixed high suction power for all hand-held power tools, then it can handle tools that generate large numbers of particles, but it causes excessive suction power that can hinder performance and pose health risks for tools that generate fewer particles
Solution Approach 1:
The suction device dynamically adjusts its suction power based on real-time communication with the hand-held power tool. The control unit receives identification codes and operating parameters from the tool, then automatically modifies suction power levels to match the specific particle generation characteristics of each tool type, transitioning from a static high-power setting to a dynamic adaptive system.
Solution Approach 2:
The system changes the suction power parameter based on the identified hand-held power tool type and its operating conditions. Different tools (saws, drills, grinders) trigger different suction power levels, and even the same tool can have adjusted parameters based on its operational state, allowing optimal particle removal without excessive force.
2Object-affected harmful factors
If the suction device uses fixed low suction power, then it avoids excessive suction power effects, but it cannot adequately remove particles from tools that generate large numbers of particles
Solution Approach 1:
The suction device transitions from a static low-power setting to a dynamic system that adjusts suction power in real-time based on communication with the hand-held power tool. The control unit receives tool identification and operating parameters, then automatically increases or decreases suction power to match the specific particle generation rate of each tool.
Solution Approach 2:
The suction power parameter is dynamically modified based on the identified tool type and its operational state. Tools that generate high particle volumes (saws, grinders) trigger higher suction power levels, while tools generating fewer particles (drills, screwdrivers) trigger lower levels, ensuring adequate particle removal across all tool types.
3Adaptability or versatility
If the suction device is designed to work with multiple types of hand-held power tools, then it increases versatility, but it increases device complexity to manage different communication protocols and parameters
Solution Approach 1:
The suction device incorporates a universal communication interface that can identify and adapt to multiple types of hand-held power tools through a standardized protocol. The control unit contains a database of tool identification codes and automatically matches the connected tool, enabling a single device to work with various tool types (saws, drills, grinders) without requiring tool-specific hardware configurations.
Solution Approach 2:
The control unit acts as an intermediary that manages communication between the suction device and various hand-held power tools. It receives identification codes and operating parameters from different tool types, processes this information through a standardized interface, and automatically configures the appropriate suction power levels, thereby simplifying the interaction complexity.
4Ease of operation
If the suction device automatically adjusts operating parameters based on tool identification, then it improves ease of operation, but it requires sophisticated communication and control systems that increase device complexity
Solution Approach 1:
The suction device performs self-configuration by automatically receiving tool identification codes and operating parameters from the connected hand-held power tool. The control unit autonomously determines the appropriate suction power level and other operating parameters without requiring manual intervention from the user, making the system self-adjusting and easy to operate.
Solution Approach 2:
The system implements a feedback loop where the control unit receives real-time information from the hand-held power tool (identification code, operating parameters) and automatically adjusts suction power accordingly. This closed-loop control enables automatic adaptation to different tools and conditions, improving ease of operation while managing complexity through automated decision-making algorithms.
Data Source
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AI summary
The invention relates to a method for operating a hand-held power tool (80) with a suction device (10) which has a suction motor (19) for generating the suction flow (20) and a suction housing (11) in which the suction motor (19) and a dust collection chamber (15) for collecting the particles separated from the suction flow (20), the suction device (10) for sucking off hand-held power tools (80 ), is provided. It is provided that a suction device communication device (40; 140) of the suction device (10) is to be operated at a distance from the suction device housing (11) in connection with the hand-held power tool (80) or is a component of the hand-held power tool ( 80). ; 150; 250) sends and/or receives at least one identifier (410, 460) and/or an operating parameter (400, 450) from the external communication device (50; 150; 250), and that the suction device (10) and/or or the hand-held power tool (80) execute at least one function using the at least one identifier (410, 460) received in each case and/or the operating parameter (400, 450) received in each case.