Motor Driven Air Pump Dispensing System with Integrated Ejector
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Solution Overview
Problem
Existing product dispensing systems, such as aerosols, face challenges in efficiency, cost, and contamination prevention when dispensing a mixture of products and pressurized gas, particularly in terms of adaptability to different products and maintaining pump cleanliness.
Innovation Solution
A motor-driven air pump system with an integrated dispensing device and product container, featuring a customizable ejector and mixture outlet design that allows for efficient product uptake and dispensing as a mist, with interchangeable cartridges and a parallel air connector configuration to prevent contamination and reduce manufacturing costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the product container is integrated in the dispensing device, then adaptability to different products is improved, but device complexity increases
Solution Approach 1:
The system is divided into separate functional modules: a reusable air pump unit and disposable dispensing devices with integrated containers. Each dispensing device is a self-contained cartridge that can be easily replaced, allowing adaptation to different products without modifying the pump. This segmentation enables high adaptability while keeping the main pump structure simple and unchanged.
Solution Approach 2:
The air pump is designed with universal compatibility to work with multiple types of dispensing devices containing different products. The pump incorporates standardized connection interfaces and adjustable parameters (such as air pressure and flow rate) that can be optimized for various products, enabling a single pump to serve multiple functions across different application scenarios.
2Productivity
If the ejector has a smaller cross-sectional area than the mixture outlet, then product uptake efficiency is improved, but power consumption increases
Solution Approach 1:
The system optimizes the balance between ejector cross-sectional area and power consumption by adjusting operational parameters. The air pump can vary its output pressure and flow rate to match the requirements of different products, allowing the ejector to operate efficiently across a range of conditions without requiring excessive power for any single configuration.
Solution Approach 2:
The ejector design incorporates dynamic characteristics that allow it to adapt to varying flow conditions. The smaller cross-sectional area of the ejector compared to the mixture outlet creates a controlled flow constriction that enhances product uptake efficiency while the system's ability to adjust air pressure dynamically compensates for the additional power requirement, optimizing the overall energy-performance ratio.
3Ease of operation
If the dispensing device is releasably connected to the air pump, then ease of cleaning and refilling is improved, but connection reliability may worsen
Solution Approach 1:
The separable design divides the system into a main pump unit and interchangeable dispensing devices connected by standardized interfaces. This segmentation enables easy detachment for cleaning and refilling operations while the standardized connection mechanism ensures reliable reattachment, maintaining both ease of operation and connection reliability through proper interface design.
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 system enables efficient, cost-effective, and contamination-free dispensing of various products using a single air pump, with extended pump lifespan and reduced risk of cross-contamination, while maintaining product quality by integrating the product container and ejector within each cartridge.
Implementation Method 1
the ejector has a smaller cross-sectional area than the mixture outlet. In this embodiment the ejector may draw product from the product container by an underpressure created by the air passing through the ejector at relatively high speed
Implementation Method 2
a motor driven air pump having an air inlet and an air outlet... a mixture outlet, a product inlet and a product uptake system connected to the air connector
Data Source
AI summary
A dispensing system includes a motor driven air pump having an air inlet and an air outlet, and a dispensing device. The dispensing device is releasably connected to the air pump. The dispensing device includes an air connector connected to the air outlet of the pump, a mixture outlet, a product inlet, and a product uptake system connected to the air connector, the mixture outlet, and the product inlet. The dispensing system includes a product container for a product to be dispensed. The product container is connected to the product inlet. The product container is integrated in the dispensing device. The product uptake system may include an ejector for sucking product from the container and/or a container air inlet for pressurizing the container.