Rainwater Harvesting With Removable Separation Box Filtration

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Solution Overview

Problem

Traditional rainwater collection methods result in excessive discharge and pollution, necessitating improved systems for efficient collection and treatment.

Innovation Solution

A rainwater harvesting system comprising a detachable rainwater separation box with filtering components, allowing for preliminary filtration and easy disassembly for cleaning, and connection to domestic water reservoirs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If traditional pipes or containers are used for rainwater collection, then rainwater can be collected and discharged, but excessive discharge and pollution problems occur

Engineering Contradiction:
ImprovepollutionVSAvoidrainwater treatment efficiency
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The system divides rainwater collection into separate functional segments: a first collection container for initial rainwater capture, a second collection container for filtered rainwater storage, and a rainwater separator with filtering components. This segmentation allows different treatment levels for different rainwater quality requirements, reducing pollution while maintaining efficient collection capacity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rainwater separator acts as an intermediary device between the first and second collection containers, equipped with filtering components that intercept and remove impurities from rainwater before it reaches the clean water storage. This mediator function effectively reduces pollution while preserving rainwater treatment efficiency.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a fixed rainwater collection system is installed, then rainwater can be collected, but cleaning and maintenance become difficult

Engineering Contradiction:
Improvecleaning easeVSAvoidsystem structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system is divided into detachable segments including the first collection container, second collection container, and rainwater separator with filtering components. Each segment can be independently removed and cleaned, making maintenance easy despite the multi-component structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from a fixed structure to a dynamic, reconfigurable structure where components can be detached and reassembled. The filtering components can be removed from the rainwater separator for cleaning, and containers can be detached for maintenance, enabling easy operation without permanent installation constraints.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If a simple collection system is used, then installation is easy, but filtration capability is insufficient

Engineering Contradiction:
Improveinstallation easeVSAvoidfiltration precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The filtration system is segmented into removable filtering components that can be independently manufactured and assembled. This allows precise manufacturing of filtration elements without complicating the overall installation process, as components connect through standardized interfaces.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rainwater separator serves as an intermediary structure that houses filtering components, providing a framework for precise filtration without requiring complex integrated manufacturing. The separator mediates between simple container structures and sophisticated filtration mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 system provides purer rainwater by filtering impurities, is easy to install and clean, and adapts to various storage tank sizes, enhancing user experience.

Implementation Method 1

the top of the support plate has a certain inclined angle... tree branches and other debris fall into the lower pipe of the main body along the second stop component through the first opening

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 2

the rainwater harvesting system is provided with a filtering component inside the rainwater harvesting system, which is capable of performing preliminary filtration of the rainwater, and discharges impurities in the rainwater from a rainwater separator

Methodology Applied
Scientific EffectPhysical filtration: Filter (physical)

Data Source

PatentUS12460397B2Rainwater harvesting system
Publication Date: 2025.11.04 YANG BO
  • US12460397B2 patent drawing
  • US12460397B2 patent drawing
  • US12460397B2 patent drawing

AI summary

The present invention discloses a rainwater harvesting system that utilizes a removable rainwater separation box, support plate, and stop assemblies to introduce rainwater through a first channel of the upper cylinder body, separate clean rainwater through a second channel and outlet hole, and discharge it through an outlet pipe.