Recovery tank
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Solution Overview
Problem
Conventional cleaning devices face challenges in achieving consistent fluid application and efficient waste disposal, particularly in wet vacuum operations where fluid mixing with debris leads to uneven cleaning and complex separation processes.
Innovation Solution
A fluid recovery tank with a separator and hollow standpipe design that separates solid debris from liquid, allowing for easy disposal of waste by retaining debris in the upper portion while allowing liquid to flow through to the lower portion, facilitated by a pour spout and filter for efficient fluid management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If fluid is sprayed onto a brushroll to assist in removal of debris and waste, then cleaning effectiveness is improved, but fluid application becomes uneven resulting in inconsistent cleaning
Solution Approach 1:
A fluid distribution manifold is introduced as an intermediary component between the fluid source and the brushroll. The manifold receives fluid through an inlet and distributes it through multiple outlets positioned to spray fluid onto the brushroll surface, ensuring uniform fluid application across the entire brushroll width, thereby resolving the inconsistency problem while maintaining cleaning effectiveness
2Reliability
If fluid is supplied to the to-be-cleaned surface to assist in removal of debris and waste, then debris removal is improved, but separation of fluid from debris becomes complex requiring total removal and disassembly of the recovery tank
Solution Approach 1:
The recovery tank is segmented into functionally independent components: a removable filter assembly that can be taken out separately from the tank body, and a pour spout integrated into the tank. This allows the filter to be removed and cleaned independently without disassembling the entire tank, simplifying waste disposal while maintaining effective debris-fluid separation
Solution Approach 2:
The filter is extracted as a separate, independently removable component from the recovery tank. The filter assembly can be removed through the tank opening without removing the entire tank, allowing users to clean or replace the filter easily. The pour spout provides direct fluid discharge capability, eliminating the need to disassemble the tank for fluid disposal
3Ease of operation
If a separator is used to separate solid debris from liquid in the recovery tank, then waste disposal is simplified, but the device structure becomes more complex
Solution Approach 1:
The recovery tank utilizes gravity-based separation where solid debris naturally settles at the bottom of the tank while liquid remains on top. The pour spout is positioned to allow liquid to be poured off first, with debris remaining in the tank. This passive, self-service separation mechanism eliminates the need for complex mechanical separators while simplifying waste disposal operations
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 consistent fluid application and simplified waste disposal by effectively separating debris from fluid within the cleaning device, improving cleaning efficiency and reducing the complexity of fluid recovery and disposal processes.
Implementation Method 1
the separator separating the chamber into an upper portion and a lower portion, and the separator arranged to retain solid debris within the upper portion while allowing liquid to flow therethrough into the bottom portion
Implementation Method 2
a hollow standpipe extending from the fluid inlet in the bottom wall toward the lid and through an opening in the separator for delivering fluid and debris to the upper portion of the 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.