Pipeline structure and pool body

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Solution Overview

Problem

Existing bathtubs with external pipelines suffer from poor user experience due to bulging issues when the pipelines abut against the outer side of the pool body.

Innovation Solution

A pipeline structure is arranged within the pool body, specifically between the hard pool body accommodation cavity and the soft pool body, utilizing multi-way hard pipes and hoses connected by nozzles, and secured with a waterproof external thread structure and tapered press ring mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If pipelines are arranged externally on the bathtub, then installation is simple, but the bathtub bulges and user experience deteriorates

Engineering Contradiction:
Improvepipeline installation simplicityVSAvoidbathtub surface flatness
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The pipeline structure is nested within the annular cavity formed between the soft pool body and the hard pool body accommodation cavity. The multi-way hard pipes and hoses are accommodated inside this cavity, making the pipelines invisible from the outside while maintaining their functionality for water distribution and massage operations.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The pipeline arrangement moves from a two-dimensional external surface layout to a three-dimensional internal cavity configuration. By utilizing the vertical and radial space within the annular cavity, the pipelines are repositioned from the external surface to the internal volume, eliminating the bulging issue while preserving installation accessibility.

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

2Shape

If pipelines are arranged internally in the pool body, then the bathtub appearance improves and bulging is prevented, but pipeline installation and maintenance becomes more difficult

Engineering Contradiction:
Improvebathtub surface flatnessVSAvoidpipeline installation and maintenance
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The pipeline system is segmented into modular components including multi-way hard pipes with multiple connection points, detachable hoses, and interchangeable nozzles. This segmentation allows for easier installation and maintenance by enabling individual component replacement without dismantling the entire pipeline system, despite the internal cavity arrangement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The multi-way hard pipes are designed with multiple connection interfaces that can accommodate different types of hoses and nozzles. This universal design allows the same pipeline structure to serve multiple functions including water supply, drainage, and massage operations, simplifying both installation and maintenance procedures.

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

Data Source

PatentUS20250043898A1Pipeline structure and pool body
Publication Date: 2025.02.06 ORIENTAL RECREATIONAL PRODS (SHANGHAI) CO LTD
  • US20250043898A1 patent drawing
  • US20250043898A1 patent drawing
  • US20250043898A1 patent drawing

AI summary

Disclosed in the present invention is a pipeline structure of a pool body. The pool body comprises a hard pool body accommodation cavity and a soft pool body accommodated in the hard pool body accommodation cavity, and an annular cavity is formed between the soft pool body and the hard pool body accommodation cavity; and the pipeline structure comprises pipeline branch pipes, wherein at least some of the pipeline branch pipes are accommodated in the annular cavity, and the pipeline branch pipes comprise a plurality of multi-way hard pipes and hoses, adjacent multi-way hard pipes being connected by means of the hoses, and a plurality of nozzles being provided on the multi-way hard pipes. The pipeline structure of the present invention does not abut against an outer side of the pool body and cause the pool body to bulge. Further disclosed in the present invention is a pool body.