Integral Catwalk Support for Grain Bins

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Solution Overview

Problem

Conventional support structures for catwalks and auxiliary structures above grain bins are separate from the bin structure, leading to complex installation processes, increased costs, and interference with surrounding equipment, while also generating unwanted forces within the bin.

Innovation Solution

An integral structural support system comprising parallel support columns coupled to the bin structure's wall panels, forming a closed shape to transfer loads directly to the foundation, with supplemental vertical splices and anchor brackets allowing limited movement to alleviate stress and facilitate installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If separate independent towers are used to support the catwalk, then the support structure provides adequate structural strength, but the installation process becomes complicated and requires extensive time and labor

Engineering Contradiction:
Improvestructural strengthVSAvoidinstallation complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent combines the catwalk support structure with the grain bin structure into an integrated system. The support columns are attached to the bin walls and extend to the foundation, merging two previously separate structures (independent towers and bin structure) into one unified support system. This integration simplifies installation by eliminating the need for separate tower assembly while maintaining structural strength.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If separate independent towers are used to support the catwalk, then the support structure provides adequate structural strength, but production and shipping costs increase due to heavy columns

Engineering Contradiction:
Improvestructural strengthVSAvoidproduction and shipping cost
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

By integrating the support columns with the existing bin structure, the patent eliminates the need for separate heavy independent towers. The support function is merged into the bin structure itself, reducing material requirements and associated production and shipping costs while maintaining the necessary structural strength.

Inventive Principle:
Principle #5Merging (Combining)

3Strength

If separate independent towers are used to support the catwalk, then the support structure provides adequate structural strength, but the towers interfere with surrounding bins or equipment

Engineering Contradiction:
Improvestructural strengthVSAvoidspace occupation
Core Design Contradiction:
StrengthVSArea of stationary object

Solution Approach 1:

The patent merges the support structure with the bin walls, allowing the support columns to be attached to and integrated with the existing bin structure. This integration eliminates the need for separate space-occupying independent towers while maintaining structural strength, as the bin walls themselves serve as part of the support system.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If separate independent towers are used to support the catwalk, then the support structure can be installed after bin assembly, but the installation process becomes complicated

Engineering Contradiction:
Improveinstallation flexibilityVSAvoidinstallation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent integrates the support columns with the bin structure in such a way that they can be installed as part of the bin assembly process or added afterward with minimal complexity. The integration design allows for straightforward attachment to the bin walls and foundation, maintaining installation flexibility while reducing overall complexity compared to separate tower installation.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8511010B2Integral catwalk support
Publication Date: 2013.08.20 CTB INC
  • US8511010B2 patent drawing
  • US8511010B2 patent drawing
  • US8511010B2 patent drawing

AI summary

A structural support system for a bin structure. The structural support system comprises at least two parallel and spaced apart support columns. Each column has a plurality of inner column sections adjacent to the bin structure and a plurality of outer column sections coupled to the inner column sections. The inner and outer column sections form a closed shape support column configured for transferring vertical loads from an upper area of the bin structure to the foundation. An auxiliary device such as a catwalk or conveyor system may be attached to the top of the support columns. An anchor member may be provided, configured to allow limited movement of the auxiliary structure in relation to the support structure. Associated methods for strengthening the structural support of a bin structure are also provided.