Flat Spray Rod With Integrated Groove Channels

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Solution Overview

Problem

Conventional intelligent toilet spray rods are bulky due to their complex structure and circular or elliptical cross-sections, leading to increased thickness and volume, which complicates installation and affects the appearance of the toilet cover.

Innovation Solution

A spray rod with a flat, rectangular cross-section featuring grooves on opposing surfaces that form flow channels when assembled, reducing the overall thickness and incorporating water storage tanks and L-shaped flow paths to enhance water pressure and simplify installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a hose is arranged in a hollow rod with connectors to form a conventional spray rod, then water flow function is achieved, but the spray rod has large thickness and volume

Engineering Contradiction:
Improvewater flow functionVSAvoidspray rod volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent extracts the hose from the hollow rod structure and replaces it with integrated flow channels formed directly in the spray rod components. The first spray rod component contains first flow channels, and the second spray rod component contains second flow channels that connect to the first flow channels, eliminating the need for separate hoses and reducing overall volume.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent merges the hose function with the spray rod structure by integrating flow channels directly into the spray rod components. The connectors are integrated into the components themselves rather than being separate parts, combining multiple functions into unified structures that reduce the number of components and overall volume.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If multiple connectors and hoses are installed in the spray rod, then water flow paths are established, but the number of components increases and installation becomes complicated

Engineering Contradiction:
Improvewater flow path establishmentVSAvoidnumber of components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines multiple separate components (hoses, connectors, and flow channels) into integrated flow channels formed directly in the spray rod components. The first spray rod component includes first flow channels and first connectors, while the second spray rod component includes second flow channels and second connectors, creating a unified structure that reduces component count and simplifies installation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent divides the spray rod into multiple components (first spray rod component and second spray rod component), each with integrated flow channels and connectors. This segmentation allows for modular assembly while maintaining the simplified integrated structure within each component, reducing overall complexity.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If the spray rod has circular or elliptical cross-section, then conventional manufacturing is used, but the toilet cover volume increases and appearance is affected

Engineering Contradiction:
Improvemanufacturing methodVSAvoidtoilet cover area
Core Design Contradiction:
Ease of manufactureVSArea of stationary object

Solution Approach 1:

The patent changes the spray rod cross-section from conventional circular or elliptical shapes to an asymmetric configuration where the width is greater than the height. This asymmetric shape allows for more efficient space utilization in the toilet cover, reducing the overall volume and improving appearance while maintaining manufacturing feasibility.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentEP3272953B1Spray rod
Publication Date: 2020.02.12 XIAMEN AXENT
  • EP3272953B1 patent drawingFigure 1~2
  • EP3272953B1 patent drawingFigure 3~4
  • EP3272953B1 patent drawingFigure 5~6

AI summary

Disclosed is a spray rod provided in an intelligent closestool, comprising a first spray rod component (11), a second spray component (12), at least one water inlet (21, 31) and at least one water outlet (22, 32), wherein the first spray rod component is provided with a first surface and an opposite second surface, the second surface being defined to be provided with at least one groove (2, 3) for water to flow; the second spray component is provided with a first surface and an opposite second surface; when the first spray rod component (11) and the second spray component (12) are assembled together, the second surface of the first spray rod component (11) is coupled to the first surface of the second spray component (12) so that the at least one groove (2, 3) of the second surface of the first spray rod component (11) and the first surface of the second spray rod component (12) respectively form at least one flowing channel; and the at least one water inlet and the at least one water outlet are respectively coupled to at least one flowing channel such that the water can flow in from the at least one water inlet (21, 31) and flow out from the at least one water outlet (22, 32). Such a spray rod has a simple structure and is convenient to be processed and mounted.