Magnetic Shower Head Latch Structure for Stable Alignment

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Solution Overview

Problem

Existing magnetic shower heads require strong magnetic forces for attachment, leading to easy detachment and potential user injury, and are inconvenient to align with the fixed seat.

Innovation Solution

A magnetic shower head design featuring a groove, protruding part with magnetic suction members, a latch mechanism, and a spring system that allows for stable mechanical locking and easy detachment, utilizing magnetic guidance for alignment and a spring-assisted unlocking process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If magnetic suction members are used to attach the shower head to the fixed seat, then the attachment is simplified and alignment is improved, but the attachment force is insufficient and the shower head easily detaches

Engineering Contradiction:
Improvealignment convenienceVSAvoidattachment stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The attachment mechanism is divided into two independent parts: magnetic suction members for alignment and positioning, and a latch mechanism for secure locking. The magnetic members guide the shower head to the correct position, while the latch provides the necessary holding force to prevent detachment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The latch acts as an intermediary element that transfers and amplifies the user's unlocking action. When the user pulls the latch, it rotates and disengages from the groove, providing mechanical advantage to overcome the magnetic holding force and enable easy removal.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If strong magnetic force is used to fix the shower head, then the attachment stability is improved, but the force required to remove the shower head increases

Engineering Contradiction:
Improveattachment stabilityVSAvoidremoval ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The latch mechanism transitions from a locked state (engaged with the groove) to an unlocked state (disengaged from the groove) through rotational motion. This dynamic transition allows the system to maintain strong attachment during normal use while enabling easy removal when the latch is actuated.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The pure magnetic attachment system is replaced with a hybrid system combining magnetic positioning and mechanical locking. The mechanical latch provides the primary holding force, while the magnetic members assist with alignment and provide secondary positioning, reducing the overall force needed for removal.

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

3Device complexity

If only magnetic suction is used without mechanical fixation, then the device complexity is reduced, but the shower head is prone to falling and causing injury

Engineering Contradiction:
Improvestructure simplicityVSAvoidfalling hazard
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The attachment system is segmented into magnetic components for positioning and a mechanical latch for safety locking. This segmentation allows each component to perform its specialized function optimally while keeping the overall structure relatively simple.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different parts of the attachment mechanism have different properties: the magnetic members provide attractive force for positioning, while the latch provides mechanical interlocking for safety. The groove and protruding part are specifically shaped to enable the latch to provide reliable mechanical fixation.

Inventive Principle:
Principle #3Local quality

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 provides stable attachment without excessive force, easy alignment, and simple detachment, enhancing user safety and convenience.

Implementation Method 1

a first magnetic suction member is formed at end face of the bottom of the groove, and a second magnetic suction member is formed at the protruding part, the first magnetic suction member can be connected with the second magnetic suction member

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Implementation Method 2

between one other end of the latch and one end of the mounting space near the groove are provided with a first spring, and the first spring is located in the mounting space and is in a state of compression in the radial direction along the groove

Methodology Applied
Scientific EffectElastic force: Elasticity

Data Source

PatentUS12467243B2Magnetic shower head
Publication Date: 2025.11.11 XIAMEN EASO CO LTD
  • US12467243B2 patent drawing
  • US12467243B2 patent drawing
  • US12467243B2 patent drawing

AI summary

A magnetic shower head includes a fixed seat and a body, where a groove is formed at the back of the body, and a protruding part allowed to extend into the groove is formed at the fixed seat, a first magnetic suction member is formed at end face of the bottom of the groove, and a second magnetic suction member is formed at the protruding part, the first magnetic suction member is allowed to be connected with the second magnetic suction member; a mounting space located on a peripheral side of the groove is formed at the body, and the mounting space connected to the groove, a latch is formed on the mounting space, and the latch is allowed to move along the radial direction of the groove and extend into the interior of the groove, a slot is formed at a peripheral side of the groove.