Temporary Liquid Containment Wall With Retractable Feet

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Solution Overview

Problem

Existing containment systems for toxic substances like oil and gasoline are not easily transportable or easily installed in various weather and terrain conditions, as they require complex assembly and are not designed for remote locations.

Innovation Solution

A temporary rectangular liquid containment system comprising lightweight, easily transportable panels with retractable foot apparatus and a containment sealing membrane, allowing for quick assembly and stability without the need for external fastening, using overlapping rib members and corner panels with pin hinges for structural integrity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional containment systems are used, then containment effectiveness is achieved, but transportability and installation ease deteriorate due to heavy weight and complex assembly requirements

Engineering Contradiction:
ImproveInstallation easeVSAvoidPanel weight
Core Design Contradiction:
Ease of operationVSWeight of moving object

Solution Approach 1:

The containment system is divided into multiple modular panels that can be independently transported and assembled. Each panel is a self-contained unit with standardized dimensions and features, allowing the overall structure to be built from smaller, more manageable components that are easier to transport and install.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The panels incorporate movable or adjustable components such as retractable feet that can be deployed during installation and retracted for storage or transport. This dynamic feature allows the same structure to adapt between installation mode (with extended support) and transport mode (with retracted components), improving both installation ease and transportability.

Inventive Principle:
Principle #15Dynamics

2Productivity

If traditional containment systems are used, then structural stability is achieved, but installation time increases due to complex assembly procedures

Engineering Contradiction:
ImproveInstallation speedVSAvoidAssembly complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Critical assembly features such as rib members, engagement protrusions, and connection points are pre-positioned and pre-configured on each panel during manufacturing. This preliminary preparation eliminates the need for complex field assembly operations, allowing panels to be quickly connected together through simple alignment and engagement actions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The panels are designed with self-aligning and self-securing features where the structure itself facilitates its own assembly. For example, rib members on one panel automatically engage with corresponding features on adjacent panels, and the overlapping configuration with integrated sealing creates self-supporting connections that do not require external fastening or complex alignment procedures.

Inventive Principle:
Principle #25Self-service

3Reliability

If traditional containment systems are used, then containment integrity is achieved, but transportation cost increases due to heavy panel weight

Engineering Contradiction:
ImproveContainment integrityVSAvoidMaterial quantity
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The panels utilize composite construction combining materials with different properties to achieve optimal performance. This includes using materials that provide both structural strength for containment integrity and reduced weight for improved transportability, such as composite panel constructions that maintain structural requirements while minimizing material quantity.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The containment system employs thin film or shell structures that provide the necessary containment barrier function with minimal material thickness. The flexible membrane or thin panel design achieves effective containment while dramatically reducing the quantity of material required compared to traditional rigid, thick-walled containment structures.

Inventive Principle:
Principle #30Flexible shells and thin films

4Stability of the object's composition

If traditional containment systems are used, then structural support is achieved, but installation time increases due to separate foundation preparation

Engineering Contradiction:
ImproveStructural stabilityVSAvoidInstallation time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The support function is merged directly into the panel structure itself through integrated features such as built-in feet, base flanges, or ground-engaging elements. This eliminates the need for separate foundation preparation or external support structures, as the panels are designed to create their own stable support system through features like overlapping configurations that distribute loads and provide self-leveling capability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9139361B2Temporary wall for a rectangular liquid containment system and method of installation
Publication Date: 2015.09.22 VULCAN WELDING INC
  • US9139361B2 patent drawing
  • US9139361B2 patent drawing
  • US9139361B2 patent drawing

AI summary

One embodiment of a temporary wall for a rectangular liquid containment system comprises linear and corner panels. The linear panels comprise a rectangular body including a supporting foot apparatus that deploys from the outside surface of the body. A horizontal panel extends from the bottom of the panel inwardly for stability. The linear panels are joined in an overlapping configuration. The corner panels are pinned together at a hinge. An impermeable membrane is laid over a ground surface to be protected against spills and draped over the tops of the linear and corner panels. A metallic cap is placed over the top of the panels to secure the membrane.