Modular Biofiltration Support with Reinforced Corner Legs

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Solution Overview

Problem

Existing biofiltration support systems are prone to corner separation under heavy loads, such as those from earth-moving equipment, limiting their capacity to handle high-weight applications like sewage treatment facilities and composting processes.

Innovation Solution

A modular support system with compression-molded low-density polyethylene components and specially designed corner legs that securely bolt together, providing a high compression strength and load-bearing capacity, utilizing recycled plastic materials and fiber reinforcement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If existing biofiltration support systems are used, then installation is simple and modular, but corner separation occurs under heavy loads from earth-moving equipment

Engineering Contradiction:
Improveload-bearing capacityVSAvoidsystem structure
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent employs composite materials by combining plastic modules with wooden beams or metal reinforcement at corner locations. This hybrid approach allows the system to maintain the ease of modular assembly while incorporating high-strength materials at critical stress points to prevent corner separation under heavy equipment loads.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The support system is divided into standardized modular plastic units that can be easily assembled and disassembled. Each module is designed with integrated features for connecting to reinforcement elements, allowing the system to maintain simplicity while enabling strength enhancement at specific locations through selective placement of beams or metal corners.

Inventive Principle:
Principle #1Segmentation

2Strength

If the support system is designed for high load capacity, then it can support heavy equipment, but installation complexity increases

Engineering Contradiction:
Improvecompression strengthVSAvoidinstallation ease
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The wooden beams or metal reinforcement elements are pre-positioned at corner locations before the plastic modules are assembled around them. This preliminary placement ensures that the high-strength components are correctly positioned to handle compression loads, while the modular plastic units can then be quickly installed using simple interlocking mechanisms without requiring complex assembly procedures.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If modular plastic components are used, then ease of installation is maintained, but load-bearing capacity is insufficient for heavy equipment

Engineering Contradiction:
Improveinstallation easeVSAvoidload-bearing capacity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

Wooden beams or metal corners serve as intermediary elements between the modular plastic components. These intermediaries transfer and distribute the heavy loads from equipment through the plastic modules, allowing the system to maintain the ease of modular installation while achieving the necessary load-bearing capacity through the intermediary structural elements.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS7713732B1High strength modular support for biofiltration and composting
Publication Date: 2010.05.11 HALLSTEN CORP
  • US7713732B1 patent drawing
  • US7713732B1 patent drawing
  • US7713732B1 patent drawing

AI summary

A modular support system for organic filter material, compost material or other material is formed of a multiplicity of polygonal bed platform modules with planar top surfaces, the modules arranged side by side contiguously to form a bed platform which is elevated above a base surface. Perforations are included in at least some of the bed platform modules to allow passage of air, gas or liquid through the elevated support bed platform. The bottom sides of the modules have sockets to receive legs, and special legs are provided at corners where a plurality of adjacent modules meet, to engage with sockets in the undersurface in all of the adjacent nodules. At corners the modules are preferably bolted down to the corner pedestals or legs. The modular support system can support very heavy loads, such as earth-moving equipment used to move and spread filter bed or compost material.