Integrated Faucet Pipeline Assembly for Compact Valve Seat Installation

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Solution Overview

Problem

Conventional faucet housings made of copper alloy require complex installation processes due to the need for multiple pipes to be connected to a valve seat, which is cumbersome and difficult to assemble in small spaces, and the water outlet pipe occupies significant assembly space.

Innovation Solution

A pipeline structure comprising a detachable connecting seat with integrally connected water inlet and outlet pipes, which are hermetically sealed to a valve seat through sealing rings, allowing for easy assembly and adaptability to different valve sizes, suitable for small faucet housings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple pipes are connected to the valve seat through threads in conventional faucets, then the faucet can function properly, but the installation becomes troublesome and complex

Engineering Contradiction:
Improvefaucet functionalityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple separate pipes (water inlet pipes and water outlet pipes) into a single integrated pipeline assembly that connects to the valve seat as one unit. This merging of multiple connection operations into a single assembly step significantly reduces installation complexity while maintaining proper faucet functionality through the integrated pipeline structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent segments the faucet into modular components: a valve seat assembly and a separate pipeline assembly. The pipeline assembly can be pre-assembled and tested independently, then installed as a complete unit to the valve seat. This segmentation allows for easier manufacturing, quality control, and installation compared to traditional integrated designs.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a water outlet pipe extends inside the faucet housing to connect water outlet to valve seat, then water connection is achieved, but assembly space requirement increases

Engineering Contradiction:
Improvewater connectionVSAvoidassembly space
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The patent reconfigures the pipeline arrangement by changing the spatial dimension of connections. Instead of extending pipes lengthwise through the faucet housing, the pipeline assembly connects to the valve seat laterally through the side surface. This dimensional change allows for more compact housing design while maintaining proper water connection between the valve seat and outlet.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Ease of manufacture

If conventional faucet housing structure is used, then manufacturing is straightforward, but installation is troublesome and time-consuming

Engineering Contradiction:
Improvehousing manufacturingVSAvoidinstallation efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The patent implements preliminary action by pre-assembling the complete pipeline assembly (including all water inlet pipes, water outlet pipes, and connecting structures) before final installation to the valve seat. This pre-assembly allows for quality control and configuration verification prior to installation, and enables the pipeline assembly to be installed as a single unit, significantly improving installation efficiency without complicating the manufacturing process.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12540460B2Faucet and pipeline structure thereof
Publication Date: 2026.02.03 XIAMEN LOTA INT CO LTD
  • US12540460B2 patent drawing
  • US12540460B2 patent drawing
  • US12540460B2 patent drawing

AI summary

A pipeline structure of the faucet comprises a pipeline assembly and a valve seat. The pipeline assembly comprises a connecting seat, at least one water inlet pipe, and at least one water outlet pipe. The connecting seat is detachably connected to the valve seat, and a first end of the at least one water inlet pipe and a first end of the at least one water outlet pipe are integrally connected to the connecting seat. The at least one water inlet pipe comprises a first water inlet seat, and the at least one water outlet pipe comprises a first water outlet seat. The first water inlet seat of the at least one water inlet pipe and the first water outlet seat of the at least one water outlet pipe are respectively fluidly connected to the valve seat, and a valve is configured to be connected to the valve seat.