Rotatable Strainer Element for Debris Management
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional strainers are not conveniently accessible for cleaning and are not suited for handling debris from upstream breakages, leading to reduced uptime and potential downstream issues.
Innovation Solution
A rotatable strainer element with a control system that allows periodic rotation between 180-degree positions, inhibiting rotation during fault conditions, and diverting debris to a collection receptacle, using an electro-mechanical or electrical controller with timers and pressure sensors to manage valve positions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a fixed position strainer is used, then the strainer structure is simple, but the cleaning access is inconvenient and uptime is reduced
Solution Approach 1:
The strainer element is made rotatable between first and second positions rather than being fixed. The support structure includes a shaft that allows the strainer element to rotate 180 degrees, enabling easy access to both sides for cleaning while maintaining a relatively simple overall structure.
Solution Approach 2:
The strainer system is divided into separable components including the strainer element, support structure, and frame. This segmentation allows the strainer element to be independently rotated and accessed from both sides, improving cleaning convenience without requiring complete disassembly.
2Adaptability or versatility
If a fixed strainer is used, then the device complexity is low, but the ability to handle upstream breakage debris is insufficient
Solution Approach 1:
The rotatable strainer element can be positioned to handle debris from upstream breakages by rotating between first and second positions. This dynamic positioning capability allows the strainer to adapt to different debris scenarios while maintaining a simple support structure with a frame and shaft.
Solution Approach 2:
The strainer element serves multiple functions: filtering particulate matter during normal operation and collecting/diverting debris from upstream breakages. The control system enables the same strainer element to perform both functions by rotating to appropriate positions.
3Productivity
If the strainer element rotates continuously, then debris is periodically released, but system uptime may be reduced during rotation cycles
Solution Approach 1:
The strainer element rotates periodically between first and second positions to release accumulated debris. The control system manages these periodic rotation cycles to balance debris removal with maintaining system operation, preventing continuous rotation that would reduce uptime.
Solution Approach 2:
The control system uses feedback from pressure sensors or timers to determine when rotation is needed. This feedback mechanism ensures rotation occurs only when necessary for debris removal, maximizing system uptime while maintaining effective debris release frequency.
4Ease of operation
If manual cleaning access is provided, then the strainer can be cleaned, but the access is not very convenient
Solution Approach 1:
The strainer element rotates to bring both its first and second sides into accessible positions for cleaning. This dynamic rotation eliminates the need for complex manual access mechanisms while reducing cleaning time, as both sides can be accessed during normal 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
Enhances system uptime by enabling convenient cleaning and debris management, protecting against downstream faults by periodically releasing or diverting foreign objects and detritus, thus maintaining fluid flow safety.
Implementation Method 1
the control member includes an electro-mechanical mechanism that, in the first state periodically controls the rotation of the shaft between the opposed positions
Implementation Method 2
the control member includes a pressure sensor to determine the periodic control
Data Source
AI summary
A screening apparatus that includes a strainer element used for the purpose of retaining particulate while permitting the passage of a liquid through the strainer element, a support structure for the strainer element to enable rotation of the strainer element between opposed 180 degree positions, and a control member coupled with the strainer element for controlling the rotation of the strainer element. The strainer element, in both opposed positions thereof impedes any particulate while permitting the passage of a liquid. The control member is constructed so that, in a first state thereof, the rotation of the strainer element is periodically controlled to rotate the strainer element between said opposed 180 degree positions, and in a second state thereof, inhibits rotation of the strainer element.