Water Cooler Overflow Prevention Probe
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Solution Overview
Problem
Water coolers with cracked bottles can overflow due to air entering the bottle, disrupting the vacuum and causing continuous water flow into the reservoir, as existing sealing devices face challenges with large surface areas and irregularities, leading to ineffective sealing.
Innovation Solution
A device with a first tubular body forming an air-tight seal with the water bottle cap and a second tubular body that moves within the first tubular body to close off air and fluid channels when a crack is detected, using a floatation device to prevent overflow by blocking further water entry when the fluid level reaches a critical height.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the bottle cap is removed and the bottle is placed onto the cooler, then water flow into the reservoir is enabled, but air enters through cracks and prevents vacuum formation causing continuous flow
Solution Approach 1:
The device converts the harmful effect of air leakage through cracks into a beneficial detection mechanism. Air entering through cracks is directed into a detection chamber that triggers an alarm or shutdown, transforming the leak from a silent failure mode into an active warning system that prevents overflow.
Solution Approach 2:
The device implements feedback by monitoring air flow patterns in the sealed chamber. When air enters through bottle cracks, it disrupts the vacuum or triggers a sensor, providing feedback about the bottle condition. This feedback mechanism allows the system to respond to crack detection by preventing further water flow.
2Area of stationary object
If a large surface seal is applied to the reservoir opening, then coverage is improved, but sealing difficulty increases due to surface finish irregularities and manufacturing variability
Solution Approach 1:
The sealing area is segmented from the large reservoir opening to the small bottle cap interface. By dividing the sealing function into a separate, localized component at the bottle neck, the system achieves effective sealing with a much smaller, more manageable surface area that is less sensitive to manufacturing variations.
Solution Approach 2:
The sealing function is applied locally at the bottle cap interface rather than across the entire reservoir opening. This local application of sealing quality focuses the sealing effort on a small, controlled surface where precision is more achievable and less affected by large-scale manufacturing irregularities.
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
Effectively prevents reservoir overflow by isolating the sealing area to the water bottle cap, ensuring an air-tight connection and preventing water from entering the reservoir even if a crack is present in the bottle, thus maintaining a controlled flow and preventing flooding.
Implementation Method 1
a floatation device, such as an air bell, that is connected to the second end of the second tubular body such that it may be disposed within the fluid reservoir. The floatation device is preferably capable of floating on top of the fluid in the fluid reservoir
Implementation Method 2
The sealed system that these devices are used to create rely on a seal to the reservoir within the water cooler... the device disclosed herein prevents leaks in water coolers and similar devices that utilize a fluid reservoir and eliminates the aforementioned problems of sealing to the reservoir by isolating the sealing area to a probe that engages with the water bottle
Implementation Method 3
When the water level in the reservoir rises above the neck of the bottle, air is no longer able to enter the bottle and the resulting vacuum in the bottle prevents additional water from escaping
Data Source
AI summary
A device for preventing the overflow of a fluid reservoir, having a first tubular body with a hole through the interior and exterior surfaces at one end, a second tubular body disposed within the first body such that a portion of the interior surface of the first body and the exterior surface of the second body define an air channel, and a floatation device. The position of the tubular bodies relative to one another determine whether air from a fluid reservoir may exit the reservoir via the hole in the end of the first body. The flotation device is connected to an end of the second body and floats in the fluid reservoir wherein movement of the second body relative to the first body is caused by a change in the water level, such that the air channel is opened or closed by the position of the floatation device.