Overhead Shower Filtration and Spray Adjustment Assembly

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Solution Overview

Problem

Existing overhead showers fail to effectively capture impurities and particulate matter in water, leading to compromised water quality and lack an efficient flow adjustment mechanism for diverse user demands.

Innovation Solution

An overhead shower design incorporating a filtering device within the top cover to intercept impurities, a gear adjustment device in the base cover for controlling water flow volume and spray pattern, and a water passage connecting the two, along with a return mechanism for precise gear adjustment and a clamping device for easy assembly and disassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If no filtering device is installed, then the device complexity is reduced, but water quality deteriorates with impurities and particulate matter passing through

Engineering Contradiction:
Improvewater qualityVSAvoiddevice complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The overhead shower is divided into detachable components including a top cover assembly with filtering device and a base cover assembly with gear adjustment device. The filtering device is integrated into the top cover which can be detached for cleaning and maintenance, allowing the filtering function to be added without permanently complicating the overall structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The top cover serves multiple functions: it houses the filtering device to remove impurities, provides structural support, and can be detached for maintenance. This multi-functionality allows the filtering capability to be incorporated without proportionally increasing device complexity.

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

2Adaptability or versatility

If no gear adjustment device is installed, then the device complexity is reduced, but the ability to adjust water flow volume and spray pattern deteriorates

Engineering Contradiction:
Improveflow adjustment capabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The gear adjustment device enables dynamic adjustment of water flow volume and spray pattern during use. The adjustable components allow users to change operational parameters on-the-fly, providing adaptability without requiring multiple fixed-configuration shower heads.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The gear adjustment device is designed to be easily operated by users without requiring professional installation or complex calibration. The self-contained adjustment mechanism allows users to independently control water flow and spray patterns according to their needs.

Inventive Principle:
Principle #25Self-service

3Ease of manufacture

If the top cover and base cover are permanently connected, then the structural stability is improved, but the ease of maintenance deteriorates due to inability to detach for cleaning

Engineering Contradiction:
Improveease of maintenanceVSAvoidstructural stability
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The overhead shower is segmented into detachable top cover and base cover assemblies connected by clamping mechanisms. This segmentation allows the top cover with filtering device to be easily removed for cleaning and maintenance while maintaining structural integrity during normal use through the clamping connection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Clamping mechanisms serve as intermediary components between the top cover and base cover, providing a connection that is stable during operation but easily releasable for maintenance. The clamping mechanism mediates between the conflicting requirements of structural stability and ease of maintenance.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Object-affected harmful factors

If a filtering device is added to intercept impurities, then water quality is improved, but the device complexity and manufacturing cost increase

Engineering Contradiction:
Improvewater purityVSAvoidmanufacturing ease
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The filtering device is integrated into the detachable top cover assembly, separating the filtering function from the main shower body. This segmentation allows the filtering component to be manufactured independently using standard filtration technologies and simplifies assembly and maintenance procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filtering device is designed as a replaceable component within the detachable top cover, allowing it to be easily replaced when worn or clogged without replacing the entire shower head. This approach reduces long-term costs by replacing only the consumable filtering element.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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

Ensures water purity, allows for flexible adjustment of water flow and spray patterns, enhancing user comfort and personalization through precise control and stable operation.

Implementation Method 1

the filtering device is arranged inside the top cover for intercepting impurities and particulate matters in water

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Data Source

PatentUS12564847B1Overhead shower
Publication Date: 2026.03.03 SU KAIFENG
  • US12564847B1 patent drawing
  • US12564847B1 patent drawing
  • US12564847B1 patent drawing

AI summary

An overhead shower includes a housing, a filtering device and a gear adjustment device, whereby the housing includes a top cover and a base cover detachably connected with each other, an end of the top cover is configured with a water inlet, an end of the base cover is configured with a first water outlet hole, the filtering device is arranged inside the top cover for intercepting impurities and particulate matters in water, the gear adjustment device is located inside the base cover for controlling water flow volume and spray pattern, a water passage is formed in the housing for connecting the filtering device and the gear adjustment device, and a first end of the water passage communicates with the water inlet while a second end of the water passage communicates with the first water outlet hole.