Modular Motor Module for Fast Water-Cooling Pump Replacement

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Solution Overview

Problem

Current water-cooling pumps require extensive disassembly and reassembly to replace defective motor assemblies, leading to high manpower and time consumption, as well as potential component damage and waste.

Innovation Solution

A modular motor module with a first and second shell, a stator assembly, and a rotatable driving shaft, allowing for pre-installation testing and easy separation for defect replacement, reducing the need for full pump disassembly and reassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the motor assembly is integrated into the water machine with multiple fixing components, then the structural stability is improved, but the ease of repair deteriorates because extensive disassembly is required to replace a defective motor assembly

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of motor assembly replacement
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The motor assembly is segmented from the water machine as a separate, modular unit. The motor assembly includes the motor housing, stator assembly, rotor assembly, and driving shaft as an integrated sub-assembly that can be independently removed and replaced without disassembling the entire water machine, thus maintaining structural stability while enabling easy replacement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The motor assembly is extracted as a removable module from the water machine. By designing the motor assembly with its own enclosed motor housing that can be detached from the water machine body, the system allows the motor assembly to be taken out as a complete unit for replacement without affecting other components.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If the motor assembly is securely fixed with multiple fixing components, then the reliability of operation is improved, but the loss of time increases due to extensive disassembly and reassembly operations

Engineering Contradiction:
Improveoperational reliabilityVSAvoidtime for disassembly and reassembly
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system is segmented into modular components where the motor assembly is a self-contained unit that can be quickly swapped. This segmentation allows the motor assembly to be securely fixed during operation for reliability, yet rapidly removed and replaced when needed, minimizing downtime.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The motor assembly is pre-assembled as a complete functional unit with all necessary components (motor housing, stator, rotor, driving shaft) already in place. This preliminary assembly allows for pre-testing and quality verification before installation, and enables rapid replacement without needing to reassemble individual components during maintenance.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If the motor assembly is integrated into the water machine, then the manufacturing precision is improved through unified assembly, but the loss of substance increases due to potential component damage and consumable waste during disassembly and reassembly

Engineering Contradiction:
Improveassembly precisionVSAvoidcomponent damage and consumable waste
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

The motor assembly is designed as a separate module that can be pre-assembled and tested independently with high precision before being installed in the water machine. This segmentation reduces the risk of damage during assembly operations and minimizes consumable waste by avoiding repeated disassembly and reassembly of the entire system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The motor assembly undergoes preliminary assembly and testing as a complete unit before being installed in the water machine. This preliminary action allows for quality verification and defect detection before final installation, preventing the need for subsequent disassembly and reassembly that could cause component damage or consumable waste.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12092131B2Motor module and motor module comprising the same
Publication Date: 2024.09.17 WALRUS PUMP CO LTD
  • US12092131B2 patent drawing
  • US12092131B2 patent drawing
  • US12092131B2 patent drawing

AI summary

A motor module and a water-cooling pump having motor module are provided. The motor module has a combined first shell and second shell, a driving shaft mounted on the first shell and second shell, the stator assembly is mounted in the first shell, and the rotor assembly is mounted on the driving shaft. An opening of the first shell forms a first mounting portion, which can be mounted on or detached from a second mounting portion of the second shell via easy means. The modularized motor module can be mounted into a water machine via an opening of a shell and then a motor cover is mounted on the opening of the shell, and a drawing mechanism and pressured housing can be mounted at another end, so the assembling process is easy.