Annular Drum Brake Dust Trap for Easy Removal and Disposal
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Solution Overview
Problem
Existing brake dust collection methods for drum brakes are inefficient and require trained personnel for maintenance, posing environmental and health risks due to the escape of harmful particulate matter.
Innovation Solution
A brake dust trap with an annular shape is designed to fit into a groove in the drum brake, using snap fit or interference fit mechanisms, and comprising porous, magnetic, or adhesive materials to trap and retain particulate matter, allowing for easy removal and disposal, and can be segmented for convenient installation and replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a collector member is fitted outside the brake drum to collect dust particles, then dust collection is achieved, but emptying the collector member requires trained personnel and is not easy
Solution Approach 1:
The dust collection function is extracted from the brake drum itself and placed in a separate, removable dust trap that can be easily taken out and emptied. The dust trap is designed as a distinct component with a removable bottom portion, allowing dust to be easily discharged without requiring disassembly of the brake drum or specialized training.
Solution Approach 2:
The dust trap is designed to be easily removed and emptied, facilitating the discarding of collected dust. The removable bottom portion allows for simple dust discharge, and the trap can be reused after emptying, combining ease of disposal with resource recovery.
2Ease of manufacture
If the brake dust trap is made as a single piece, then manufacturing is simple, but insertion into the brake drum groove is difficult
Solution Approach 1:
The brake dust trap is divided into multiple segments or sections that can be easily inserted into the brake drum groove. The segmented design allows the trap to be assembled in place without requiring removal of the entire component, significantly easing installation while maintaining manufacturing simplicity for each individual segment.
3Ease of operation
If the brake dust trap uses loose fasteners for retention, then removal is easy, but the trap may become loose during operation
Solution Approach 1:
The fastening function is extracted from loose mechanical fasteners and replaced with an integrated snap fit mechanism built into the dust trap structure. This provides secure retention during operation while maintaining easy removal capability through the same integrated mechanism, eliminating the need for separate fasteners that could become loose.
4Object-affected harmful factors
If the dust trap surface area is increased to improve dust trapping, then dust collection efficiency improves, but the trap becomes harder to install and remove
Solution Approach 1:
The dust trap is divided into multiple segments that collectively provide a large surface area for dust trapping while each individual segment remains small enough for easy handling and installation. The segmented design allows the large trap to be assembled in place within the brake drum groove without requiring difficult manual manipulation of a single large component.
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
Effectively prevents brake dust from escaping, facilitating safe and controlled disposal, reducing environmental pollution and health risks, while being cost-efficient and easy to maintain.
Implementation Method 1
the brake dust trap comprises a porous material configured to absorb and to hold particulate matter
Implementation Method 2
the brake dust trap comprises a porous material configured to absorb and to hold particulate matter
Implementation Method 3
the brake dust trap comprises a magnetic material configured to attract and to hold magnetic particulate matter
Implementation Method 4
the brake dust trap comprises a sticky, adhesive, or viscid surface portion configured to adhere to and to hold particulate matter
Data Source
Figure 1~2
Figure 3
Figure 4~6
AI summary
A brake dust trap (210) for a drum brake (140), the brake dust trap (210) having an annular shape arranged to be received in a groove (310) formed circumferentially in a drum (220) of the drum brake (140) to trap particulate matter generated by the drum brake (140), wherein the brake dust trap (210) is arranged to be retained in the groove (310) to rotate along with the drum (220), and removable from the drum brake (140) for disposal of trapped particulate matter.