Segmented Filter Pad for Hazardous Slurry Removal
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Solution Overview
Problem
Current filter pads for dewatering containers are inefficient and dangerous to operate, as they require manual cutting and handling of solids, exposing operators to hazardous materials and environments during disposal and removal processes.
Innovation Solution
A filter pad system with a selectively openable design and extensions for safe content egress, allowing operators to maintain distance from hazardous materials, and securing mechanisms for easy and rapid removal from the container without the need for knives or mechanical equipment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual cutting and handling of filter pads is used, then the filter pad can be removed from the container, but the operator is exposed to hazardous materials and dangerous environments
Solution Approach 1:
The filter pad is divided into multiple panels that can be opened selectively. The end panel can be opened independently to allow remote handling of contents, while the operator remains outside the container. This segmentation enables safe interaction with hazardous materials without requiring full container entry or direct contact.
Solution Approach 2:
Extensions are provided that allow the operator to interact with the filter pad contents from a distance. These extensions act as intermediaries, enabling the operator to open panels and handle materials without direct exposure to hazardous substances or dangerous environments inside the container.
2Reliability
If the filter pad is secured to the container, then the filter pad remains in place during dewatering, but the removal process requires knives or mechanical equipment
Solution Approach 1:
The filter pad incorporates a dynamic removal mechanism where panels can be selectively opened and detached. The system transitions from a fully secured state during operation to a partially opened state for controlled removal, allowing the filter pad to adapt between retention and removal modes without requiring external cutting tools or heavy mechanical equipment.
Solution Approach 2:
The filter pad is constructed with multiple detachable panels that can be opened independently. This segmentation allows the secured portions to remain attached during dewatering while specific panels can be opened for content egress and subsequent removal, simplifying the overall removal process compared to cutting an intact filter pad.
3Reliability
If the filter pad completely lines the container interior, then the filter pad contains all contents, but the operator must enter the container to open and remove the filter pad
Solution Approach 1:
The filter pad is divided into multiple panels including end panels that can be opened independently. This segmentation allows the majority of the filter pad to remain closed and contain contents, while specific end panels can be opened from outside the container to allow access and removal without full operator entry.
Solution Approach 2:
The filter pad design incorporates openings and extensions that protrude from the container exterior. This dimensional extension allows operators to interact with and open filter pad panels from outside the container, eliminating the need to enter the confined interior space while maintaining content containment through the closed panels.
Data Source
AI summary
A filter pad for use in a dewatering container is presented. The filter pad is configured to fit within the interior cavity and substantially line the interior surfaces. Material, which is usually liquids and slurries, is added to the container with the filter in place and gravity is used to filter the sediment, while the water is released through a release nozzle. The solids are retained in the filter pad for later disposal. The filter pad has a portion that can be selectively opened and is configured for placement substantially adjacent the door to permit selective egress of contents of the interior cavity. The filter pad has an open upper end with securing members for cooperating with container hooks to provide safe and easy removal of the filter pad.