Modular Retaining Wall Blocks with Internal Drainage Channels

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Solution Overview

Problem

Conventional retaining wall construction systems suffer from inefficiencies such as excessive material waste and dangerous construction conditions, particularly due to the need for excess gravel for drainage and gaps that can trap individuals or animals.

Innovation Solution

A modular block retaining wall system with specifically designed blocks and spacer plates that include channels, filters, and anchors, allowing for precise placement and stacking to minimize material usage and ensure proper drainage without hazardous gaps.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If conventional methods are used to construct retaining walls with gravel for drainage, then drainage function is achieved, but excessive material waste occurs

Engineering Contradiction:
Improvegravel wasteVSAvoiddrainage function
Core Design Contradiction:
Loss of substanceVSReliability

Solution Approach 1:

The retaining wall system is segmented into modular blocks with integrated drainage channels. Each block contains internal channels that segment the drainage path, allowing precise placement of gravel only where needed for drainage functionality, eliminating the need for excessive gravel filling in large gaps.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The drainage channels are nested within the modular blocks themselves. The channels are formed as integral parts of the block structure, with gravel nested inside these defined channels. This nesting ensures gravel is contained only in necessary drainage zones, preventing material waste while maintaining drainage reliability.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If large gaps are left between wall and soil during construction, then wall assembly is simplified, but dangerous conditions arise from holes that can trap people and animals

Engineering Contradiction:
Improvewall assemblyVSAvoidtrapping hazard
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The modular blocks are designed with pre-formed drainage channels and gravel receptacles before wall assembly begins. This preliminary preparation allows the wall to be constructed without leaving large dangerous gaps, as the drainage infrastructure is already in place within each block, eliminating the need for subsequent gravel filling operations that would otherwise create hazardous open holes.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If excess gravel is used for drainage, then drainage capacity is ensured, but material cost and waste increase

Engineering Contradiction:
Improvedrainage capacityVSAvoidgravel waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The drainage system uses local quality by placing gravel only in specific localized channels within each modular block, rather than filling large areas with excess gravel. The channels are strategically positioned to provide adequate drainage capacity at critical locations, ensuring reliable water flow while minimizing overall gravel consumption and waste.

Inventive Principle:
Principle #3Local quality

4Reliability

If conventional retaining wall systems are used, then basic retention function is achieved, but construction safety and material efficiency are compromised

Engineering Contradiction:
Improveretention functionVSAvoidconstruction safety hazard
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system merges the retaining wall structure with integrated drainage channels and safety features into a single modular block design. This combination allows the wall to perform its retention function while simultaneously providing safe, contained drainage paths that eliminate hazardous gaps, achieving both retention reliability and construction safety without compromise.

Inventive Principle:
Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The modular system reduces material waste, ensures safe construction by eliminating gaps, and complies with drainage requirements, providing a reproducible and efficient method for building retaining walls.

Implementation Method 1

The filter may extend at least partially across the exterior rear wall and may be operable to permit liquid to pass therethrough

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Data Source

PatentUS10513834B2Modular block retaining wall construction system with channels and methods of manufacture and use
Publication Date: 2019.12.24 AMREIN JOHN T
  • US10513834B2 patent drawing
  • US10513834B2 patent drawing
  • US10513834B2 patent drawing

AI summary

A modular block retaining wall construction system with a plurality of blocks. Each of the plurality of blocks include (i) a front wall defining a face surface, (ii) a pair of exterior sidewalls extending from the front wall, (iii) an exterior rear wall extending partially between the pair of exterior sidewalls, (iv) an interior rear wall extending partially between the pair of exterior sidewalls and spaced between the front surface and the exterior rear wall, (v) a pair of interior sidewalls extending between the exterior rear wall and the interior rear wall, and (vi) a divider extending from the interior rear wall, extending between the pair of interior sidewalls, and partially defining a plurality of channels. In this manner, each channel can be filled with a predetermined amount of material, e.g., gravel, to facilitating proper drainage of liquid, e.g., water, from the soil and/or other material retained by the retaining wall of the present inventive concept.