Surface cleaning apparatus
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing surface cleaning apparatuses require separate machines for vacuuming and extracting cleaning solutions, as they are not designed to handle large particulate matter or liquids efficiently, leading to inefficiencies and increased storage and maintenance needs.
Innovation Solution
A surface cleaning apparatus that operates in both vacuum and extractor modes, featuring a liquid distribution system, a two-stage separation system with a momentum separator and cyclone separator, and a design where the liquid treatment stage is positioned below the solid particulate matter treatment stage to reduce energy consumption and footprint.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single apparatus is designed to perform both vacuum and extractor functions, then the number of machines required is reduced, but the device complexity increases
Solution Approach 1:
The apparatus is designed with a universal structure that can perform both vacuum cleaning and liquid extraction functions. The housing contains separate chambers for dry particulate matter collection and liquid collection, allowing the single device to handle both dry and wet cleaning tasks without requiring separate vacuum and extractor machines
Solution Approach 2:
The apparatus is divided into functionally separate sections: a dry collection chamber for particulate matter and a liquid collection chamber for liquids. This segmentation allows each component to be optimized for its specific function while being integrated into a single apparatus, managing complexity through modular functional separation
2Use of energy by moving object
If the liquid treatment stage is positioned below the solid particulate matter treatment stage, then energy consumption is reduced, but the device complexity increases
Solution Approach 1:
The liquid collection chamber is positioned at the lowest point of the apparatus, taking advantage of gravitational potential energy. This positioning creates a natural energy gradient where liquids can drain downward without requiring additional energy input, while the dry collection chamber is positioned above, optimizing the overall energy efficiency of the separation process
3Reliability
If a two-stage separation system is implemented, then cleaning performance is improved, but the device complexity increases
Solution Approach 1:
The separation system is segmented into two distinct stages: a cyclone separator for removing large particulate matter and a HEPA filter for capturing fine particles and liquids. Each stage is housed in a separate chamber within the apparatus, allowing independent optimization of each separation mechanism while maintaining manageable system complexity through clear functional division
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
Enables a single apparatus to effectively vacuum and extract cleaning solutions, reducing the need for multiple machines, lowering energy requirements, and minimizing storage space while maintaining efficient cleaning performance.
Implementation Method 1
a first stage liquid separator (e.g., a momentum separator)
Implementation Method 2
a second stage cyclone separator
Data Source
AI summary
A hand held surface cleaning apparatus has a fluid flow path extending from a dirty fluid inlet provided at a front end of the hand held surface cleaning apparatus to a clean air outlet, the fluid flow path including a separator and a suction motor, wherein the suction motor is positioned rearward of the dirty fluid inlet. A separation stage comprising the separator, a solid collection chamber in communication with a separated element outlet of the separator and a separated liquid reservoir in communication with the solid collection chamber is provided. The solid collection chamber is positioned rearward of the separated liquid reservoir and the separator is positioned rearward of the solid collection chamber.