Modular LID Plant Box Structure for Lower-Cost Urban Construction

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Solution Overview

Problem

Existing LID plant boxes are not easily manufacturable and constructible, leading to high construction costs and limited effectiveness in returning rainwater runoff to a natural water circulation system through infiltration, storage, and evapotranspiration.

Innovation Solution

A modular LID plant box system comprising segment boxes with curved, straight line, and slanted shapes, each with side walls, bases, and connection rods, allowing easy assembly and integration into various urban spaces, including sidewalks and roads, with features for water and material circulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If traditional LID plant boxes are constructed as integrated units, then structural stability is improved, but manufacturing complexity and construction cost increase

Engineering Contradiction:
Improvestructural stabilityVSAvoidmanufacturing complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The plant box is divided into multiple segment boxes that can be separately manufactured and then assembled together. Each segment box is a standardized modular unit that maintains structural integrity while allowing flexible configuration. This segmentation reduces manufacturing complexity and enables easier construction while preserving overall structural stability through the interconnected modular design.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If custom-shaped plant boxes are manufactured to fit specific urban spaces, then adaptability is improved, but construction cost and manufacturing difficulty increase

Engineering Contradiction:
Improveadaptability to urban spacesVSAvoidconstruction cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The plant box system uses standardized modular segment boxes that can be assembled in various configurations to create custom-shaped structures. This allows adaptation to different urban spaces (circles, ovals, rectangles, irregular shapes) while maintaining economical standardized manufacturing processes for each modular unit, thereby reducing overall construction costs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The segment boxes are designed as universal modular units that can serve multiple functions and be configured in various arrangements. Each segment box contains essential components (side walls, base, connection rods, fastening holes) that enable them to be used in different positions and orientations to create diverse plant box shapes suitable for various urban environments.

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

3Ease of operation

If segment boxes are designed with connection rods and fastening holes, then ease of assembly is improved, but structural complexity increases

Engineering Contradiction:
Improveease of assemblyVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The connection system is segmented into discrete components: connection rods that fit into fastening holes located at specific positions on adjacent segment boxes. This modular connection approach simplifies assembly by providing clear alignment features and straightforward joining mechanisms, while the distributed placement of connection points maintains structural integrity without requiring complex overall design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12369537B2Low impact development plant box
Publication Date: 2025.07.29 KCTL LAB CO LTD
  • US12369537B2 patent drawing
  • US12369537B2 patent drawing
  • US12369537B2 patent drawing

AI summary

A low impact development plant box built on a road and/or residential area, comprising a plurality of segment boxes each having any one of curved, straight line, and slanted shapes in such a way as to provide a structure with a given shape when coupled to one another and an accommodation space formed therein to accommodate planting soil in which a plant is planted.