Hydrodynamic Bathing Shower with Water-Driven Rotating Brush Head

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Solution Overview

Problem

Traditional showers lack the ability to rotate their brush heads without electrical components, resulting in complex structures, high waterproofing requirements, and limited functionality, which negatively impacts the user's bathing experience.

Innovation Solution

A hydrodynamic bathing shower with a main body shell, a driving component including a gear transmission mechanism, an impeller, and a connecting part, and a cleaning component that can be detached. The impeller is driven by a water flow, which in turn rotates the cleaning component.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If an electric motor is used to drive the brush head to rotate, then the bathing quality is improved, but the structure becomes complex and waterproof requirements increase

Engineering Contradiction:
Improvebathing qualityVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces the electric motor system with a hydrodynamic mechanical system. Water flow drives the impeller to rotate, which through the gear transmission mechanism drives the brush head to rotate. This substitution eliminates electrical components, reducing structural complexity and waterproof requirements while maintaining the brushing function.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent utilizes hydraulic principles by employing water flow to drive the impeller. The kinetic energy of the water stream is converted into rotational motion of the impeller, which then transmits mechanical energy through gears to rotate the brush head. This hydraulic approach replaces electrical actuation with fluid-driven mechanics.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Ease of operation

If an electric motor is used to drive the brush head to rotate, then the bathing quality is improved, but the waterproof requirements become higher

Engineering Contradiction:
Improvebathing qualityVSAvoidwaterproof requirement
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces the electric motor system with a hydrodynamic mechanical system. Water flow drives the impeller to rotate, which through the gear transmission mechanism drives the brush head to rotate. This substitution eliminates electrical components, reducing structural complexity and waterproof requirements while maintaining the brushing function.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Device complexity

If traditional shower structure is used, then the structure is simple, but the bathing function is limited

Engineering Contradiction:
Improvestructure simplicityVSAvoidbathing function
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent integrates multiple functions into a single shower device. The shower head not only sprays water for bathing but also rotates the brush head through the hydrodynamic drive system. This allows the device to perform both water spraying and mechanical brushing functions, enhancing bathing versatility while maintaining relatively simple structure.

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

Solution Approach 2:

The patent combines the water flow function and the brush rotation function into a single integrated system. The water stream that provides bathing also drives the impeller to rotate the brush head. This merging of functions eliminates the need for separate power sources and control systems, maintaining structural simplicity while expanding functionality.

Inventive Principle:
Principle #5Merging (Combining)

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 hydrodynamic bathing shower provides a simple, multi-functional, and cost-effective solution for rotating brush heads without electrical components, enhancing the bathing experience while reducing waterproofing complexities.

Implementation Method 1

when an external water source flows towards the water outlet channel through the water inlet channel, the impeller will be driven to rotate by the water flow

Methodology Applied
Scientific EffectHydrodynamic drive: Water Turbine

Data Source

PatentUS20250135474A1Hydrodynamic Bathing Shower and Bathing Method
Publication Date: 2025.05.01 SHENZHEN AISI FOREST TECHNOLOGY CO LTD
  • US20250135474A1 patent drawing
  • US20250135474A1 patent drawing
  • US20250135474A1 patent drawing

AI summary

A hydrodynamic bathing shower and a bathing method comprises a main body shell, a driving component arranged in the main body shell and a cleaning component detachably attached to the main body shell, the driving component comprises a gear transmission mechanism, an impeller and a connecting part, the impeller and the gear transmission mechanism form a transmission connection, the gear transmission mechanism forms a transmission connection with the cleaning component through the connecting part, the main body shell is provided with at least one water inlet channel and water outlet channel, the method comprise: using this device for bathing.