Universal Massage Head Mounting Structure for Compact Replacement

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Solution Overview

Problem

Existing massage device designs with integrated or complex fixing mechanisms lead to increased costs, material usage, and logistical challenges due to large-dimensional massage heads, which also result in higher user expenses and resource wastage when the heads are damaged.

Innovation Solution

A mounting structure featuring a sliding rod with a hollow limiting groove, a mounting seat with positioning holes and buckling holes, and buckles that allow for multiple massage heads to be connected efficiently, reducing dimensions and enabling easy replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If an integrated design or complex fixing mechanism is used to connect the massage head to the device body, then the connection stability is improved, but the device complexity and manufacturing costs increase

Engineering Contradiction:
Improveconnection stabilityVSAvoidfixing mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The massage head is separated from the device body into independent replaceable components. The mounting structure includes a mounting seat on the device body and a mounting interface on the massage head, allowing the massage head to be detached and replaced without affecting the device body structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting structure enables dynamic reconfiguration by allowing the massage head to be easily attached and detached. The simplified mounting interface with positioning protrusions and corresponding recesses facilitates quick connection and disconnection while maintaining stable operation during use.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the massage head is designed in larger dimensions to adapt to a specific mounting structure, then the mounting stability is improved, but the manufacturing costs and material consumption increase

Engineering Contradiction:
Improvemounting stabilityVSAvoidraw material consumption
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The mounting structure is designed with universal adaptability, where the mounting seat on the device body and the mounting interface on the massage head use standardized positioning features. This allows different sized and shaped massage heads to be mounted on the same device body without requiring custom mounting structures for each head size.

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

Solution Approach 2:

The mounting interface parameters such as positioning protrusion dimensions and recess geometries can be adjusted to accommodate different massage head sizes and shapes while maintaining the same mounting structure design, enabling flexible adaptation without increasing material consumption.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If large-dimensional massage heads are used, then the mounting structure adaptability is improved, but the transportation and storage efficiency deteriorate

Engineering Contradiction:
Improvemounting structure adaptabilityVSAvoidmassage head volume
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The mounting structure with standardized interfaces allows a single device body to accommodate multiple different massage heads with varying volumes and shapes. The universal mounting interface ensures adaptability across different head types without requiring the heads to be uniformly large in dimension.

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

Solution Approach 2:

By separating the massage head from the device body into replaceable modules, the system allows users to swap between different sized heads based on specific needs, optimizing the volume of the moving object for each application while maintaining mounting structure adaptability.

Inventive Principle:
Principle #1Segmentation

4Strength

If the massage head is designed as a large-dimensional integrated component, then the structural integrity is improved, but the ease of repair and replacement deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidmassage head replacement ease
Core Design Contradiction:
StrengthVSEase of repair

Solution Approach 1:

The massage head is designed as a separate replaceable component with its own mounting interface that connects to the device body. This segmentation allows the massage head to be easily detached and replaced when damaged or worn, without affecting the structural integrity of the device body or requiring complex repair procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting structure enables dynamic replacement of the massage head while maintaining structural integrity during operation. The positioning protrusions and recesses ensure stable connection during use, while allowing quick disconnection for replacement when needed.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20260021013A1Mounting structure capable of adapting to multiple massage heads
Publication Date: 2026.01.22 ZHEJIANG RED & BLACK TECH CO LTD
  • US20260021013A1 patent drawing
  • US20260021013A1 patent drawing
  • US20260021013A1 patent drawing

AI summary

A mounting structure capable of adapting to multiple massage heads includes a sliding rod and a mounting seat. A center of the sliding rod is a hollow limiting groove, and an edge end of the sliding rod is provided with a first positioning hole. A limiting member abutting against an edge of the limiting groove is arranged at a center of the mounting seat, and the limiting member is provided with a second positioning hole. A limiting column adapted to the limiting groove is arranged at a center of the limiting member, and the mounting seat is further provided with a plurality of buckling holes. The massage head is provided with buckles with the same number as that of the buckling holes. Through the connection between the massage head and the mounting seat, the massage head can be made smaller in dimension during design, reducing required materials and costs.