Mini Bubble Machine Shaft-to-Shaft Transmission Structure

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Solution Overview

Problem

Existing mini bubble machines have a large and cumbersome transmission structure due to the use of numerous transmission gears and external shafts, leading to increased volume, weight, and poor portability.

Innovation Solution

A shaft-to-shaft transmission structure is implemented for the impeller and bubble-forming component, where a drive motor is connected to a transmission shaft component that includes gears and support members, allowing for a more compact and lightweight design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional transmission gears and external shafts are used to drive the impeller and bubble-forming component, then reliable power transmission is achieved, but the transmission structure occupies large space and increases weight

Engineering Contradiction:
Improvepower transmission reliabilityVSAvoidtransmission structure volume
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The patent merges the transmission shaft and support structure into a single integrated component. The transmission shaft directly supports the impeller and bubble-forming component while serving as the power transmission element, eliminating the need for separate external shafts and reducing the number of transmission gears required.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts and removes unnecessary external shafts and redundant transmission gears from the traditional transmission structure, retaining only the essential shaft-to-shaft transmission elements needed for reliable power transmission while minimizing space occupation.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If multiple transmission gears and external shafts are provided for driving bubble-forming component, then power transmission is achieved, but the device weight increases

Engineering Contradiction:
Improvepower transmission reliabilityVSAvoiddevice weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The transmission structure merges multiple components into fewer integrated parts, reducing the total material used and consequently the device weight, while maintaining the necessary power transmission functionality through direct shaft-to-shaft connection.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent removes redundant transmission gears and external shafts that contribute to device weight, keeping only the minimal necessary transmission elements for reliable operation, thereby achieving weight reduction without sacrificing power transmission reliability.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If transmission teeth are provided around the bubble-forming component with an upper transmission shaft, then rotation of bubble-forming component is achieved, but the transmission structure occupies excessive space and cannot be made thin

Engineering Contradiction:
Improvebubble-forming component rotationVSAvoidtransmission structure volume
Core Design Contradiction:
Ease of operationVSVolume of stationary object

Solution Approach 1:

Instead of placing transmission teeth around the bubble-forming component and using an upper shaft, the patent inverts the arrangement by using a lower transmission shaft that directly drives the bubble-forming component through integrated transmission elements, achieving rotation while minimizing vertical space occupation.

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The transmission shaft and support structure are merged into a single integrated component that provides both structural support and power transmission functions, eliminating the need for separate external shafts and reducing the overall transmission structure volume.

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If a large number of transmission gears are used to drive impeller and bubble-forming component separately, then reliable power transmission is achieved, but the overall volume of the bubble machine becomes large and cumbersome

Engineering Contradiction:
Improvepower transmission reliabilityVSAvoidbubble machine volume
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The patent merges the transmission functions for the impeller and bubble-forming component into a single integrated transmission shaft structure, reducing the number of separate transmission gears and external shafts needed, thereby decreasing the overall bubble machine volume while maintaining reliable power transmission.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts and removes redundant transmission gears and external shafts from the traditional separate-drive configuration, retaining only the essential shaft-to-shaft transmission elements needed for reliable operation of both the impeller and bubble-forming component, thus reducing overall device volume.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20250114721A1Transmission structure for mini bubble machine
Publication Date: 2025.04.10 CHEN RUIMING
  • US20250114721A1 patent drawing
  • US20250114721A1 patent drawing
  • US20250114721A1 patent drawing

AI summary

A transmission structure for a mini bubble machine is provided, which includes a shell, a bubble blowing component provided at a front end of the shell, a transmission mechanism connected at a rear end of the bubble blowing component. The transmission mechanism includes a drive motor and a transmission shaft component connected to the drive motor. A front end of the transmission shaft component is connected to the bubble blowing component, the drive motor drives the bubble blowing component to work by driving the transmission shaft component. An impeller and bubble-forming component adopt a shaft-to-shaft transmission structure, which solves a problem of large space caused by the installation of more transmission gears and external transmission shaft in the traditional transmission structure of the bubble machine, which results the bubble machine having a large volume.