Removable Partition Drain Trap for Easy Cleaning

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Solution Overview

Problem

Conventional drain traps with integrally constructed partitions and valve seats complicate cleaning operations due to hidden components and increased contamination risks, particularly in L-shaped storage spaces that tend to clog easily.

Innovation Solution

A drain trap design where the partition can be inserted into the main body, allowing for intimate contact with the side wall via sealing units, enabling easy cleaning by revealing hidden areas and using a shielding member to facilitate lid installation with precise sealing and reduced friction, along with a transparent main body and colored valve disc for visual verification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the partition is constructed integrally with the main body, then the structure is simplified and manufacturing is easier, but the interior of the main body becomes difficult to clean because hidden parts cannot be accessed

Engineering Contradiction:
Improveease of manufactureVSAvoidease of cleaning
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The partition is divided into a removable partition body and a separate partition remaining in the main body. This segmentation allows the partition to be disassembled for cleaning access while maintaining structural organization, resolving the contradiction between manufacturing simplicity and cleaning accessibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The partition is designed to be movable rather than fixed, allowing it to be removed when cleaning is needed and reinstalled when not needed. This dynamic design enables the system to switch between states optimized for manufacturing and states optimized for maintenance.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If the partition is constructed integrally with the main body, then structural stability is improved, but cleaning accessibility is reduced due to hidden components

Engineering Contradiction:
Improvestructural stabilityVSAvoidcleaning accessibility
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The partition structure is segmented into removable and fixed components, allowing the fixed portion to maintain structural stability while the removable portion enables cleaning access to previously hidden areas.

Inventive Principle:
Principle #1Segmentation

3Volume of moving object

If the storage space is designed with L-shaped configuration, then space utilization is improved, but contamination risk increases and cleaning becomes more difficult

Engineering Contradiction:
Improvestorage space utilizationVSAvoidcontamination risk
Core Design Contradiction:
Volume of moving objectVSObject-affected harmful factors

Solution Approach 1:

The L-shaped storage space is divided by the removable partition into accessible and protected zones, allowing selective cleaning of contaminated areas while maintaining the space-efficient L-shaped overall configuration.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable partition can be extracted from the L-shaped storage space when cleaning is needed, providing direct access to all surfaces including those in the difficult-to-reach corners of the L-shaped configuration, thereby reducing contamination risk.

Inventive Principle:
Principle #2Taking out (Extraction)

4Ease of operation

If the partition is made removable for cleaning access, then cleaning accessibility is improved, but assembly complexity increases

Engineering Contradiction:
Improvecleaning accessibilityVSAvoidassembly complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The partition is segmented into modular components that can be easily assembled and disassembled using simple connection mechanisms, minimizing the increase in assembly complexity while maximizing cleaning accessibility.

Inventive Principle:
Principle #1Segmentation

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

This design enhances cleaning accessibility, reduces contamination risks, and ensures accurate sealing, while minimizing the drain trap's size and noise by optimizing the partition's orientation and using a resin height adjustment member.

Implementation Method 1

sealing units are installed on the partition and a side wall of the main body to bring part of the partition into intimate contact with part of the side wall by exerting a vertical force component under a vertical pressing force

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

a valve disc which floats up to allow liquid to flow from the storage space to the discharge space when the liquid in the storage space reaches or exceeds a set amount

Methodology Applied
Scientific EffectBuoyancy: Archimedes' Principle (Buoyancy)

Implementation Method 3

such a drain trap prevents backflow of contaminated air and bad odors using a water sealing action of the liquid stored in the storage space

Methodology Applied
Scientific EffectWater sealing: Surface Tension

Data Source

PatentUS7976701B2Drain trap
Publication Date: 2011.07.12 KONDOH FRP
  • US7976701B2 patent drawing
  • US7976701B2 patent drawing
  • US7976701B2 patent drawing

AI summary

To provide a drain trap which makes it possible to easily clean the interior of a main body and accurately seal a junction between storage space and discharge space partitioned by a partition. The drain trap includes the main body which has a tubular shape with a closed end and includes inner space communicated with a receiving unit and a discharge unit; a lid; and the partition which partitions the inner space of the main body into the storage space and discharge space, in which the partition can be inserted into the inner space, sealing units are installed on the partition and a side wall of the main body to bring part of the partition into intimate contact with part of the side all by exerting a vertical force component under a vertical pressing force, and the partition is equipped with a valve disc which floats up to allow liquid to flow from the storage space to the discharge space when the liquid in the storage space reaches or exceeds a set amount as well as with a valve seat which catches and supports the valve disc.