Magnetic Fan Bracket With Quick Connectors for Tool-Free Assembly

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Solution Overview

Problem

The assembly and disassembly of multiple fans in computing devices are cumbersome due to the use of screws and complex wiring, leading to difficulties in organizing and managing numerous screws and electrical connections, which complicates the internal structure and airflow.

Innovation Solution

A fan bracket system featuring positioning pins, magnets, and quick connectors for easy attachment and detachment of fans, along with integrated circuit boards and connectors for electrical connections, simplifying the assembly and disassembly process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If screws are used to fasten fans to the radiator or chassis, then the connection is secure and reliable, but the number of screws increases exponentially with the number of fans, making assembly and disassembly cumbersome and difficult to organize

Engineering Contradiction:
Improveconnection reliabilityVSAvoidassembly convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines multiple fastening functions into a single integrated fan bracket structure. The bracket integrates positioning pins, magnetic sheets, and quick connectors that work together to secure multiple fans simultaneously, eliminating the need for separate screws for each fan while maintaining secure connection.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent replaces the traditional screw-mechanical fastening system with a hybrid system combining magnetic attraction and mechanical positioning. The magnetic sheets attract the bracket to hold fans securely, while positioning pins provide precise alignment, eliminating the need for multiple screws and simplifying assembly to a single snap-in action.

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

2Reliability

If each fan is connected to power supply or motherboard through electrical connecting wires, then electrical connection is established, but the internal wiring becomes complicated and messy, affecting fan operation and cooling airflow

Engineering Contradiction:
Improveelectrical connection reliabilityVSAvoidwiring complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines electrical connection with the mechanical mounting structure. The quick connector is integrated into the fan bracket assembly, so that when the fan is mechanically attached to the bracket, the electrical connection is simultaneously established through the mating quick connectors, eliminating separate wiring steps and reducing overall wiring complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The quick connector acts as an intermediary component that provides both mechanical attachment and electrical connection functions. It serves as a mediator between the fan and the bracket, consolidating what would otherwise be separate mechanical and electrical connection systems into a single integrated interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If multiple screws and wiring accessories are used for fan assembly, then secure connection is achieved, but additional accessories such as zip ties are needed to organize wires, requiring more tools and accessories

Engineering Contradiction:
Improveconnection securityVSAvoidassembly simplicity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent merges the functions of mechanical fastening and wire management into the single bracket structure. The integrated design provides built-in wire routing channels and mounting features that organize cables as part of the primary assembly structure, eliminating the need for separate zip ties and wire management accessories.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bracket structure is designed to self-organize wires and cables through integrated routing channels and mounting features. The structure serves itself by incorporating wire management capabilities directly into the bracket, eliminating the need for additional accessories and simplifying the assembly process.

Inventive Principle:
Principle #25Self-service

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

Facilitates quick and tool-free attachment and detachment of fans, reduces the need for additional accessories, and organizes internal wiring, enhancing user convenience and airflow efficiency.

Implementation Method 1

The magnet disposed in the frame attracts to at least one magnetic conducting sheet of the fan

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS12497980B2Fan and fan bracket
Publication Date: 2025.12.16 LVLPLAY INC
  • US12497980B2 patent drawing
  • US12497980B2 patent drawing
  • US12497980B2 patent drawing

AI summary

A fan bracket for attaching or detaching at least one fan comprising a frame, a plurality of positioning pins, a circuit board assembly, and a magnet is provided. The positioning pins disposed on the frame are inserted into a plurality of assembling holes of the fan respectively, wherein different housing parts of the fan are assembled to each other via screws locked in the assembling holes respectively. The circuit board assembly disposed in the frame has at least one first quick connector protruded out of the frame, wherein the first quick connector is mated to a second quick connector of the fan in a process of the fan assembling to the fan bracket structurally. The magnet disposed in the frame attracts to at least one magnetic conducting sheet of the fan.