Portable Foam Maker Using Segmented Lid and Pneumatic Tube
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Solution Overview
Problem
Conventional foam makers are large, bulky, and often require electrical connections, posing safety risks and compromising foam quality and volume, while smaller models fail to produce the desired quantity and quality of foam.
Innovation Solution
A portable electric foam maker design featuring a bucket with an air tube system and a lid that houses a motor and fan, allowing for the generation and dispersion of foam bubbles without the need for a power outlet, with a compact and safe operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional foam makers are made large to produce high volume foam, then foam production volume is improved, but device portability and safety are worsened
Solution Approach 1:
The foam maker is divided into separable components: a bucket for foam solution and a lid containing the motor and fan assembly. This segmentation allows the heavy motorized components to be concentrated in a compact lid portion while the bucket remains lightweight and portable, resolving the contradiction between foam production capability and device portability.
Solution Approach 2:
The invention uses a fan-driven pneumatic system to generate foam by forcing air through foam solution, eliminating the need for heavy electrical pumps or complex mechanical foam generation mechanisms. This pneumatic approach enables high-volume foam production with a lighter, more portable device structure.
2Duration of action of moving object
If conventional foam makers use electrical outlets for power, then continuous operation is improved, but safety risks from electrical shock are worsened
Solution Approach 1:
The invention replaces electrical pump systems with a mechanically-driven fan system powered by a hand-crank mechanism. This mechanical substitution eliminates electrical components that pose shock risks, particularly important when the device is used near water, while still enabling continuous foam generation through sustained manual cranking.
Solution Approach 2:
The hand-crank mechanism allows the user to directly power the fan system through manual effort, eliminating the need for external electrical power sources. This self-service approach ensures continuous operation without electrical outlets while completely avoiding electrical shock hazards.
3Volume of moving object
If smaller foam makers are made to improve portability, then device compactness is improved, but foam production volume and quality are worsened
Solution Approach 1:
The invention achieves high foam production from a compact device by utilizing vertical air flow through the foam solution in the bucket. The fan forces air upward through the foam solution, creating efficient foam generation in a compact vertical arrangement rather than requiring large horizontal space, thus maintaining both compactness and high foam production capability.
Solution Approach 2:
The fan-driven pneumatic system efficiently generates large volumes of foam from a compact device by creating strong air currents that rapidly aerate the foam solution. This pneumatic approach produces high-volume foam output from a small, portable device structure, resolving the contradiction between compactness and productivity.
4Reliability
If foam makers use complex connections to water hoses for water supply, then water supply reliability is improved, but device complexity and ease of use are worsened
Solution Approach 1:
The invention extracts the water supply system from external hose connections and integrates a portable water container directly into the device. The container holds both foam solution and water, eliminating the need for external hose connections while maintaining reliable water supply for foam generation and cleaning operations, thus improving ease of use without sacrificing reliability.
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 solution enables the production of a large volume of high-quality foam bubbles in a compact, safe, and convenient manner, reducing battery consumption and ensuring efficient foam generation with minimal water pressure, resulting in a finer foam texture and safer, more portable usage.
Implementation Method 1
a fan, and a motor coupled to the fan
Implementation Method 2
An air tube is disposed inside the bucket, and has a first end connected to the lid base and communicating with the fan, and an opposite second end having an open distal end that is immersed inside foam solution. The air tube further includes an air chamber positioned adjacent the open distal end.
Data Source
AI summary
A foam maker has a bucket and a lid. The bucket has an outlet port provided in one of its walls, and a delivery tube connected to the outlet port. The lid includes a lid base and a lid top. The lid base has a frame and a compartment that receives a fan, a motor coupled to the fan, and a fluid inlet port through which foam solution and water can be introduced. The lid top has a water/foam inlet opening that is aligned with the fluid inlet port, and an air inlet port that is positioned adjacent the fan. An air tube is disposed inside the bucket, and has a first end connected to the lid base and communicating with the fan, and an opposite second end having an open distal end that is immersed inside foam solution. The air tube further includes an air chamber positioned adjacent the open distal end.