Magnetic Screen Assembly for Axle Debris Separation
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Solution Overview
Problem
Conventional axle assemblies in heavy machinery fail to prevent debris from traveling along the axle assembly, potentially damaging or interfering with components like differentials and bearings, despite existing oil filter devices not addressing this issue effectively.
Innovation Solution
A screen assembly with a fluid-permeable screen and plate members, incorporating a notch for a fluid conduit and magnets to capture debris, partitions the axle housing and spindle assembly, allowing lubrication while preventing debris transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional oil filter device is used, then some debris filtering is achieved, but debris can still travel along the axle assembly between axle housing and spindle assembly
Solution Approach 1:
A screen assembly is introduced as an intermediary component between the axle housing and spindle assembly. This screen assembly includes a screen that filters debris from the lubricant while allowing lubricant flow, and magnets that actively capture ferrous debris particles, preventing them from traveling between components
Solution Approach 2:
The screen assembly utilizes a porous screen structure that allows lubricant to pass through while blocking debris particles. The porous nature of the screen enables fluid permeability while providing physical filtration, and when combined with magnets, creates an effective debris capture system
2Reliability
If the axle assembly allows free movement of lubricant, then cooling and lubrication are effective, but debris can travel freely and damage components
Solution Approach 1:
The porous screen allows lubricant to flow through freely for cooling and lubrication purposes while physically blocking debris particles. The porous structure provides sufficient open area for fluid passage while maintaining filtration capability
Solution Approach 2:
The screen assembly acts as a mediator that separates the lubricant flow function from the debris prevention function. Lubricant passes through the screen for cooling and lubrication, while debris is captured by the screen and magnets, allowing both functions to occur simultaneously
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
The screen assembly effectively prevents debris from moving between the axle housing and spindle assembly, maintaining component integrity and facilitating lubrication and cooling, thereby reducing damage and contamination within the axle assembly.
Implementation Method 1
a screen, that is fluid permeable, disposed on the at least one plate member
Implementation Method 2
at least one magnet disposed on the at least one plate member
Data Source
AI summary
In some implementations, a screen assembly may include at least one plate member having at least one opening; a screen, that is fluid permeable, disposed on the at least one plate member to expose the screen via the at least one opening; an aperture through the at least one plate member and the screen to receive an axle shaft; a notch extending inwardly from an outer edge of the screen assembly to provide a passage for a fluid conduit; and at least one magnet disposed on the at least one plate member.