Sewage Line Plug Assembly With Pressure-Triggered Alarm
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Solution Overview
Problem
Existing sewage line plug designs are complex, expensive, and prone to failure due to numerous components, and lack efficient mechanisms for alerting users to build-ups without using harmful chemicals like mercury.
Innovation Solution
A simplified sewage line plug assembly with a low number of elements, featuring a plug housing, diaphragm plate, and alarm unit that activates an audible or cellular notification upon pressure buildup, using a wired or wireless connection to alert users of sewage build-ups without mercury.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional sewage line plug with electronic measurement device and multiple components (rubber disk, metallic contact, circuit) is used, then sewage build-up detection capability is improved, but device complexity and manufacturing cost increase significantly
Solution Approach 1:
The patent combines the detection diaphragm, alarm mechanism, and notification system into a single integrated plug assembly. The flexible diaphragm serves both as a structural component and as the sensing element that directly activates the alarm mechanism, eliminating the need for separate rubber disks, metallic contacts, and complex circuits used in conventional designs.
Solution Approach 2:
The patent removes harmful chemicals (mercury) and complex electronic components from the detection mechanism. Instead of using mercury switches or multi-component electronic sensors, the invention extracts only the essential elements: a flexible diaphragm and a simple alarm mechanism, achieving reliable detection with minimal components.
2Reliability
If multiple components (rubber disk, metallic contact, circuit, alarm device) are used for sewage detection, then detection functionality is improved, but manufacturing cost and susceptibility to failure increase
Solution Approach 1:
The patent employs a simple, inexpensive alarm mechanism that can be easily manufactured and replaced if needed. The flexible diaphragm and basic alarm components are designed to be cost-effective, eliminating the need for expensive electronic measurement devices and complex circuit boards while maintaining reliable detection functionality.
3Reliability
If a complex mechanism with multiple elements is used for sewage detection, then detection accuracy is improved, but ease of operation and user-friendliness decrease
Solution Approach 1:
The patent creates a self-operating detection system where the flexible diaphragm automatically responds to sewage build-up pressure and directly activates the alarm mechanism without requiring user intervention or complex operational steps. The system serves itself by converting pressure changes into alarm signals through its simple mechanical design, making it effortless for users to operate.
4Reliability
If conventional electronic measurement devices are used for sewage detection, then detection capability is improved, but harmful factors (mercury, complex electronics) are introduced
Solution Approach 1:
The patent converts the harmful presence of complex electronics and mercury into a benefit by using a simple mechanical system. The flexible diaphragm's flexibility, which could be seen as a weakness in precision, becomes its strength by providing a reliable, mercury-free detection mechanism that is inherently safer and more environmentally friendly while maintaining effective sewage build-up detection capability.
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 provides a cost-effective, reliable, and user-friendly mechanism for detecting sewage build-ups, offering effortless operation and reduced component failure rates while eliminating the use of hazardous materials.
Implementation Method 1
an alarm mechanism (22) having a diaphragm plate (14) disposed within the plug housing (12), a first element (16) disposed on a bottom operative end of the diaphragm plate (14), and a second element (18) disposed within the plug housing (12), wherein the first element (16) and the second element (18) are configured in a manner that pressure buildup within the sewage line causes the first element (16) to contact the second element (18)
Data Source
AI summary
A sewage line plug assembly is disclosed herein. The assembly comprises a plug housing having a hollow configuration. Additionally, a diaphragm plate is disposed within the plug housing including a first element disposed on the first operative end of the diaphragm plate. Furthermore, first element is configured to depress due to pressure acting thereon due to sewage build up inside a sewage line. The housing further includes a second element disposed on the inner bottom end of the housing. Additionally, the second element interacts with the first element and is configured to depress due to depression of first element. Sewage line plug assembly further includes an alarm unit coupled to second element and configured to sound an alarm on depression of second element. The alarm sound of the alarm unit is configured to sound when the pressure exceeds a pre-determined threshold value.