Wet dry appliance
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Solution Overview
Problem
Conventional cleaning devices face issues with inconsistent fluid application and cumbersome waste disposal due to uneven fluid distribution and the need for separate removal of fluid from debris, particularly in wet vacuum operations.
Innovation Solution
A cleaning device designed for both dry and wet modes, featuring a fluid recovery tank with a separator to separate solid debris from fluid, and a system for even fluid distribution using spray nozzles and deflectors to ensure consistent cleaning, along with a latch mechanism for easy tank removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If fluid is sprayed onto a brushroll to assist cleaning, then fluid application is improved, but fluid distribution becomes uneven resulting in inconsistent cleaning
Solution Approach 1:
The fluid delivery system is segmented into multiple spray nozzles positioned at different locations around the brushroll, with each nozzle targeting a specific section. This segmentation allows for more precise and uniform fluid distribution across the entire brushroll surface, eliminating the uneven application problem.
Solution Approach 2:
Deflector elements are introduced as intermediary components between the spray nozzles and the brushroll. These deflectors redirect and distribute the sprayed fluid more evenly across the brushroll surface, ensuring consistent fluid application without requiring direct spray contact with every point on the brushroll.
2Productivity
If fluid is supplied to the surface to remove debris, then cleaning effectiveness is improved, but waste disposal becomes cumbersome requiring tank removal and disassembly
Solution Approach 1:
The waste disposal system is segmented into separable components: a removable fluid recovery tank that can be detached from the main vacuum body, and a separate debris collection container. This allows users to easily remove and empty the fluid tank without disassembling the entire vacuum or dealing with mixed waste, significantly simplifying the disposal process.
Solution Approach 2:
The fluid recovery tank is extracted as a separate, independently removable component from the vacuum system. This extraction allows the fluid collection function to be separated from the debris collection function, enabling users to dispose of liquid waste separately and more conveniently without handling solid debris or disassembling the main vacuum housing.
3Quantity of substance
If a fluid recovery tank is used to collect waste, then fluid collection is improved, but the tank structure becomes complex requiring separator and lid assembly
Solution Approach 1:
The fluid recovery tank is segmented into distinct functional components: a removable separator element that divides the tank interior to prevent clogging, and a lid assembly with integrated filtration. This segmentation allows each component to be optimized for its specific function while maintaining overall structural simplicity and ease of cleaning.
Solution Approach 2:
The separator and lid assembly are designed to be pre-installed in the tank during manufacturing, creating a ready-to-use fluid recovery system. The separator is preliminarily positioned to guide fluid flow and prevent debris accumulation, while the lid is pre-assembled with filtration components, reducing the complexity of user assembly and maintenance.
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 uniform fluid application, efficient separation of debris from fluid, and simplified waste disposal, enhancing cleaning effectiveness and convenience.
Implementation Method 1
a suction force can be applied through the outlet, the chamber, and the inlet to the head assembly to draw fluid and debris into the inner chamber
Implementation Method 2
a separator removably disposed within the opening in the container and configured to separate solid debris from fluid drawn into the inner chamber
Data Source
AI summary
A cleaning device and methods for cleaning are provided. In one embodiment, the cleaning device includes a head assembly, a body assembly, and a handle assembly. The cleaning device also includes components that enable the cleaning device to operate in dry cleaning modes and wet cleaning modes. Dry cleaning modes can employ a vacuum assembly, including a motor, tubing, and a fluid recovery tank in order to draw in debris and waste into a fluid recovery tank. Wet cleaning modes can further employ a fluid supply tank, a pump, and tubing in order to supply fluid to a brushroll to aid in a cleaning process.