Air Filter Cleaning Linkage for Medical Imaging Cooling
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Solution Overview
Problem
Manual replacement or cleaning of air filters in medical imaging systems is inefficient, leading to potential overheating and system failure due to dust accumulation, while frequent cleaning results in manpower waste.
Innovation Solution
A cleaning device with a linkage assembly, filter cleaning assembly, and driving assembly that automatically cleans air filters by moving in a circular or repeating circular motion, driven by a control signal to dislodge dust and particles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual cleaning of air filter is performed, then filter cleanliness is maintained, but productivity decreases and manpower is wasted
Solution Approach 1:
The air filter cleaning device enables the filter to clean itself automatically through a linkage assembly that moves a cleaning assembly across the filter surface without requiring manual intervention. The driving assembly automates the entire cleaning process, allowing the system to maintain its own components.
Solution Approach 2:
The cleaning device uses a dynamic linkage assembly with cranks and connecting rods that convert rotational motion from the driving assembly into reciprocating linear motion of the cleaning assembly. This dynamic mechanism enables automatic back-and-forth cleaning motion across the filter surface.
2Productivity
If air filter is not cleaned regularly, then productivity is maintained, but temperature increases due to overheating
Solution Approach 1:
The cleaning device performs preliminary cleaning actions before dust accumulation becomes severe enough to cause overheating. By automatically cleaning the filter at scheduled intervals or based on usage criteria, the system prevents temperature rise and potential system failure before they occur.
Solution Approach 2:
The system monitors operational parameters such as running time or air flow resistance to determine when cleaning is needed. This feedback mechanism triggers the cleaning operation automatically, ensuring the filter is cleaned at the optimal moment to maintain proper cooling without unnecessary interruptions.
3Temperature
If frequent cleaning is performed, then temperature control is improved, but productivity decreases due to manpower waste
Solution Approach 1:
The automated cleaning system eliminates the need for manual cleaning operations, allowing the system to perform maintenance tasks independently. This removes the trade-off between cleaning frequency and productivity, as the automated system can clean frequently without consuming human resources.
Solution Approach 2:
The cleaning device operates periodically based on predetermined criteria such as operating time intervals or filter resistance thresholds. The driving assembly activates the linkage assembly at scheduled intervals to clean the filter, maintaining optimal cooling performance without continuous operation.
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
Automated cleaning maintains system performance by preventing overheating and reducing manual intervention, thus extending filter life and ensuring consistent operation.
Implementation Method 1
a first crank, a second crank, and a mounting frame, the first crank and the second crank having respective extension shafts parallel to each other... the driving assembly being used... to drive the first crank and the second crank of the linkage assembly to rotate about the respective first ends thereof
Data Source
AI summary
A cleaning device of an air filter of a medical imaging system includes: a linkage assembly; a filter cleaning assembly, mounted on the linkage assembly; and a driving assembly, connected to the linkage assembly and used, in response to a received control signal, to drive the linkage assembly to move so as to drive the filter cleaning assembly to move relative to the air filter to clean the air filter, a motion path of each point on an extension shaft of the filter cleaning assembly forming at least a portion of a circle or at least a portion of a plurality of repeating circles, and the central axis extending in a first extension direction at any time in the motion. A medical imaging system and a method of using the cleaning device are also disclosed.