Pipe Insert Valve Shutoff for Fire Sprinkler Tamper Protection
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Commercial building fire sprinkler systems lack adequate tamper safeguards, making them vulnerable to exploitation, particularly the Fire Department Connection (FDC) which is often exposed and easily accessible, posing a significant security risk.
Innovation Solution
A tamper-resistant fluid transmission protective device is installed in-line within the pipe system, featuring a movable valve and sensors that detect target compounds or pressure levels, immediately closing the pipe when threats are detected to prevent malicious substances or excessive pressure from reaching the sprinklers, and includes physical barriers to prevent unauthorized access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the FDC and water supply lines are made easily accessible for fire suppression operations, then the ease of operation is improved, but the security vulnerability increases due to lack of tamper safeguards
Solution Approach 1:
The patent installs sensors and protective devices in advance within the water supply lines and FDC before any tampering can occur. These preliminary measures detect hazardous substances or excessive pressure before they can compromise the fire suppression system, allowing preventive action to be taken while maintaining normal accessibility for legitimate fire suppression operations
Solution Approach 2:
The patent introduces intermediary protective devices including sensors, valves, and barriers that are placed within the water supply system. These intermediaries act as mediators between the accessible FDC and the vulnerable sprinkler system, detecting threats and blocking malicious substances or pressure while allowing normal water flow for fire suppression
2Reliability
If sensors and protective devices are installed within the water supply system, then the reliability is improved, but the device complexity increases
Solution Approach 1:
The patent divides the protective system into separate functional modules: sensors for detection, valves for flow control, barriers for physical protection, and control systems for coordination. This segmentation allows each component to be optimized independently and simplifies installation and maintenance while achieving comprehensive protection
Solution Approach 2:
The patent designs protective devices that perform multiple functions simultaneously. For example, the same sensor system detects both hazardous substances and excessive pressure, and the protective barriers serve both as physical obstructions to tampering and as structural supports for the piping system
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 device effectively prevents tampering and ensures the integrity of the fire control system by automatically shutting off the fluid transmission when hazardous substances or excessive pressure are detected, enhancing the security and reliability of the fire sprinkler system.
Implementation Method 1
A sensor is within the pipe insert for disposition within the flow of fluid to detect a target compound or pressure level in the pipe insert
Implementation Method 2
The valve moves from the open position to the closed position when the sensor detects the target compound or pressure level
Data Source
AI summary
A protective device prevents tampering with a pipe system. The system transmits fluid from an upstream end to a downstream end of the system. The protective device includes a pipe insert disposed within the system between the upstream and downstream ends, and a valve within the pipe insert. The valve is moveable between open and closed positions, wherein the open position opens the pipe insert, enabling transmission of the fluid through the pipe insert, and the closed position occludes the pipe insert, disabling transmission of the fluid through the pipe insert to the downstream end of the system. The device includes a sensor for disposition within the fluid to detect a target compound in the pipe insert or a threshold pressure level. The valve moves from the open position to the closed position when the sensor detects the target compound or threshold pressure level.