Flow-Adjustable Shower Unit With Rotating Baffle Mechanism

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Solution Overview

Problem

Conventional shower units lack a throttling device for adjusting water outflow rates, leading to inconsistent user experiences due to varying water pressures across different storeys, resulting in water waste or deficiency.

Innovation Solution

A flow-adjustable shower unit design featuring a connecting base with a cylindrical cavity, a fixed baffle, and a movable baffle with a rotary shaft, allowing for adjustable overlap between grooves to control water flow, combined with a reversing assembly for independent selection of water distribution paths and a sealing element for efficient water distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If no throttling device is provided in the shower unit, then the structure remains simple, but the water flow cannot be adjusted according to different water pressures, causing water waste or deficiency

Engineering Contradiction:
Improvewater flow adjustabilityVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements a movable baffle that can rotate around a rotary shaft to dynamically adjust the overlapping area between the first through groove and second through groove. This dynamic adjustment mechanism allows the water flow to be regulated according to different water pressures, transforming a static structure into a dynamically adjustable one that adapts to varying operating conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the flow control parameter by adjusting the overlapping area between two grooves through the rotation of the movable baffle. By varying the degree of overlap, the effective flow passage area is modified, enabling continuous adjustment of water flow rate to match different water pressure conditions without fundamentally changing the device structure.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If water pressure varies across different storeys, then the shower unit must adapt to different pressures, but conventional designs lack adjustment capability, leading to poor user experience

Engineering Contradiction:
Improvewater pressure adaptabilityVSAvoiduser experience consistency
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The movable baffle rotated around the rotary shaft creates a dynamic flow adjustment mechanism that allows the shower unit to adapt to different water pressures. By rotating the movable baffle to different positions, the overlapping area between grooves changes, enabling the system to optimize water flow for various pressure conditions encountered in multi-storey buildings.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connecting base with adjustable baffles serves multiple functions: it connects the water inlet and outlet assemblies, provides flow adjustment capability, and adapts to varying water pressures. This multi-functional design makes the shower unit universally applicable across different storeys with different water pressures while maintaining reliable performance.

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

3Productivity

If the overlapping area between grooves is fixed, then the manufacturing is simpler, but the water flow rate cannot be adjusted, causing water waste or deficiency

Engineering Contradiction:
Improvewater flow control efficiencyVSAvoidbaffle adjustment mechanism
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent transforms the fixed groove overlapping area into a dynamic, adjustable parameter by introducing a movable baffle that rotates around a rotary shaft. This allows the overlapping area to be changed according to water flow requirements, improving water flow control efficiency while adding only a simple rotational adjustment mechanism.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent enables parameter change by allowing the movable baffle to rotate to different angular positions, thereby changing the overlapping area between the first through groove and second through groove. This parameter adjustment capability allows optimization of water flow rate to match actual usage needs, preventing both water waste and water deficiency.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20190009284A1Flow-adjustable shower unit
Publication Date: 2019.01.10 KYLIN SANITARY TECH XIAMEN
  • US20190009284A1 patent drawing
  • US20190009284A1 patent drawing
  • US20190009284A1 patent drawing

AI summary

A flow-adjustable shower unit comprises a water path connector, a water outlet assembly, and a connecting base arranged between the water path connector and the water outlet assembly to make the water path connector communicate with the water outlet assembly; the connecting base is a cylindrical cavity, a fixed baffle transversely dividing the cavity of the connecting base is arranged in the connecting base, and a first through groove is formed in the fixed baffle in a penetrating mode; a movable baffle is further movably mounted on the connecting base and abuts against the fixed baffle, and a second through groove is formed in the position, corresponding to the first through groove, of the movable baffle; the overlapping area between the first through groove and the second through groove can be adjusted by adjusting the position of the movable baffle, and thus the flow of the connecting base is adjusted.