Vacuum Filter Pod Assembly for Granular Material Conveyance

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Solution Overview

Problem

Existing filtration systems for conveying granular materials face issues with dust and debris clogging filtration tubes, leading to inefficiencies and contamination of the conveyed materials.

Innovation Solution

The system employs a vacuum filter assembly with filtration tubes arranged in pods, which can be easily replaced or cleaned, and incorporates automated valve control for efficient air processing and filtration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If filtration tubes are used to filter air in granular material conveyance systems, then air purification efficiency is improved, but the system becomes prone to clogging by dust and debris

Engineering Contradiction:
Improvefiltration efficiencyVSAvoidclogging by dust and debris
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The filtration system is divided into multiple filtration tubes arranged in parallel within the filter housing. This segmentation allows the system to maintain high filtration efficiency through multiple filtration surfaces while reducing the impact of clogging on any single tube, as air can flow through multiple pathways

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filtration tubes are constructed with porous filtering material that allows air passage while trapping dust and debris particles. The porous structure provides large surface area for filtration while maintaining air flow capacity, addressing both the need for purification and resistance to clogging

Inventive Principle:
Principle #31Porous materials

2Productivity

If multiple filtration tubes are installed in the filter housing, then filtration capacity is improved, but maintenance and replacement complexity increases

Engineering Contradiction:
Improvefiltration capacityVSAvoidmaintenance complexity
Core Design Contradiction:
ProductivityVSEase of repair

Solution Approach 1:

Multiple filtration tubes are combined into a single removable assembly or cartridge that functions as one integrated unit. This allows the entire group of tubes to be installed and replaced as a single component, maintaining high filtration capacity while dramatically simplifying maintenance operations

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The filter housing is designed with a universal mounting mechanism that accommodates the multi-tube assembly through a single access point. This universal design allows maintenance personnel to service all filtration tubes through one standardized interface, reducing the skill level and time required for maintenance

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If filter assembly requires disassembly for tube replacement, then individual tube access is improved, but system downtime increases

Engineering Contradiction:
Improvetube accessibilityVSAvoidsystem downtime
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The filtration tubes are pre-assembled into a complete cartridge or module outside the filter housing. This preliminary assembly allows all tubes to be prepared and tested before installation, so that during maintenance only the complete module needs to be swapped out, minimizing system downtime while ensuring proper installation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12337269B2Vacuum filter assembly for processing bulk granular material and filter mounting assembly therefore
Publication Date: 2025.06.24 BULK TANK INC
  • US12337269B2 patent drawing
  • US12337269B2 patent drawing
  • US12337269B2 patent drawing

AI summary

A dust filtering and collection system for filtering dust and other debris particles from an incoming dust laden air stream, such air stream generally being used for conveying granular material into or from a bulk tank trailer, a railroad car, or other conveying vehicle, the filtering system designed to be functioned by vacuum air pressure, operatively generated by a blower, to draw in the soiled air into the filter system, to cleanse such air for further use in the conveying of the granular material. The air flow may be reversed, to provide for a dislodging of any dust particles from the filtering system, and to cleanse the filter for further efficient usage of the system in conveying granular material into or out of the tank trailer, or other vehicle during usage. The filter system includes a pod of filter tubes encapsulated by a polymer header that mounts to a transverse plate that secures to the approximate upper end of the filter canister of the filtration system.