Rotatable Pull-Out Faucet Structure for Wider Flushing Range

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Solution Overview

Problem

Existing faucets with a single water outlet terminal have a limited flushing range, particularly in applications like pools with multiple sinks.

Innovation Solution

A faucet design featuring a rotatable water outlet mechanism with multiple ports, a pull-out water outlet head, and a switch mechanism with a valve member and connecting pipe, allowing for a larger rotation range and adjustable water outlet positions, including separate arrangements of the valve member and water outlet seat for adaptability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single water outlet terminal is provided, then the faucet structure is simple, but the flushing range is limited

Engineering Contradiction:
Improvefaucet structureVSAvoidflushing range
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The water outlet mechanism is divided into multiple independent water outlet ports (first water outlet port, second water outlet port, third water outlet port) that can be selectively activated. This segmentation allows the faucet to serve multiple functions and reach different areas without requiring multiple separate faucet units, thus expanding flushing range while maintaining relatively simple structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The faucet is designed with multiple water outlet ports that can serve different purposes (e.g., washing, rinsing, filling). The switch mechanism enables a single faucet structure to perform multiple functions by directing water flow to different outlets based on operational needs, enhancing versatility without proportionally increasing structural complexity.

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

2Adaptability or versatility

If multiple water outlet terminals are provided, then the flushing range is expanded, but the structure becomes more complex

Engineering Contradiction:
Improveflushing rangeVSAvoidfaucet structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Multiple water outlet ports are integrated into a single unified faucet body structure. The switch mechanism consolidates the control of multiple outlets into one system, allowing the faucet to provide multiple water discharge positions without requiring multiple separate faucet units, thus expanding flushing range while controlling structural complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The switch mechanism provides dynamic control over water flow distribution, allowing users to activate different water outlet ports based on immediate needs. This dynamic switching capability enables the faucet to adapt its configuration from a single outlet to multiple active outlets, expanding functional range without permanently increasing structural complexity.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the valve member and water outlet seat are integrated, then the structure is compact, but adaptability to different faucet designs is reduced

Engineering Contradiction:
Improvestructure compactnessVSAvoidadaptability to faucet designs
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The valve member and water outlet seat are separated into distinct components. This segmentation allows each component to be independently designed and positioned, enabling adaptation to different faucet body designs and configurations while maintaining a relatively compact overall structure through optimized component arrangement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting pipe serves as an intermediary element that connects the valve member to the water outlet seat. This intermediary component provides flexibility in positioning and connecting the valve member and water outlet seat, allowing adaptation to various faucet designs while maintaining structural compactness through optimized pipe routing.

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 design enables a larger adjustment range of water outlet positions and positions, enhancing the flushing capability of faucets, particularly in environments with multiple sinks.

Implementation Method 1

The water outlet mechanism is rotatably connected to the water outlet seat around an axis of the water outlet seat, and the water outlet mechanism is configured to rotate around an axis of the water outlet mechanism

Methodology Applied
Scientific EffectRotation:

Implementation Method 2

The pull-out pipe is configured to pass through and slide in a pull-out channel of the water outlet seat

Methodology Applied
Scientific EffectSliding: Friction

Data Source

PatentUS12421701B2Faucet
Publication Date: 2025.09.23 XIAMEN LOTA INT CO LTD
  • US12421701B2 patent drawing
  • US12421701B2 patent drawing
  • US12421701B2 patent drawing

AI summary

A faucet comprises a faucet body, a water outlet mechanism, and a switch mechanism. The faucet body comprises a pull-out water outlet head and a pull-out pipe connected to the pull-out water outlet head, and the faucet body comprises a water outlet seat. The water outlet mechanism is rotatably connected to the water outlet seat, and the water outlet mechanism is configured to rotate. The switch mechanism comprises a valve member and a connecting pipe connected to the water outlet seat and the valve member to be in communication with the water outlet mechanism. The pull-out pipe is connected to the pull-out water outlet head and the valve member, and the pull-out pipe is configured to pass through and slide in a pull-out channel. The valve member is configured to control a connection between an external water source and at least one of the connecting pipe or the pull-out pipe.