Pipe Termination Protective Device with Visible Drainage
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Solution Overview
Problem
Existing protective solutions for pipe terminations in engines, particularly in marine applications, fail to effectively prevent fluid splashes and ignition risks due to thermal shock or material defects, as soft, fire-retardant materials lose their protective properties when impregnated with fluid and do not adequately shield against high-temperature areas.
Innovation Solution
A protective device comprising two coupled half-bearings with a double seal and discharge ducts to contain and direct fluid leaks from fractured pipes, using materials resistant to high temperatures, such as resin or aluminum, to encapsulate pipe terminations and prevent splashing onto hot engine components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If soft fire-retardant materials are wrapped around pipes for protection, then the pipes are shielded against thermal shock and vibrations, but the materials become impregnated with fluid and lose their protective properties
Solution Approach 1:
The patent employs a flexible protective jacket made of fire-retardant material that wraps around the pipe termination. This jacket is designed to be impermeable or minimally permeable to fluid, preventing fluid impregnation while maintaining flexibility to accommodate thermal expansion and vibration. The jacket acts as a barrier shell that preserves the protective properties against thermal shock and mechanical stress.
Solution Approach 2:
The protective device uses composite construction combining fire-retardant material with fluid-resistant properties. The jacket may incorporate multiple layers or composite materials that simultaneously provide thermal protection, vibration resistance, and fluid impermeability, preventing the material from becoming saturated with fluid and losing its protective function.
2Device complexity
If pipe terminations are left unprotected, then the structure is simple, but fluid splashes can reach hot engine parts and cause ignition
Solution Approach 1:
The protective jacket serves as an intermediary barrier between the pipe termination and the surrounding environment, particularly hot engine parts. This intermediate layer prevents direct contact between spilled fluid and hot surfaces such as turbines, exhaust manifolds, and cylinder heads, thereby eliminating the ignition risk while adding minimal structural complexity.
Solution Approach 2:
The protective device is installed in advance on pipe terminations to preemptively prevent fluid splashing onto hot engine components. By providing this preliminary protection, the system stops the harmful sequence before ignition can occur, addressing the safety concern before it manifests.
3Reliability
If the pipe termination is completely sealed, then fluid containment is improved, but the ability to detect and locate failure points is reduced
Solution Approach 1:
The protective jacket incorporates visual indicators such as color-coded zones, reflective materials, or contrasting colors that make the jacket highly visible. This allows operators to easily locate the jacket on the engine and identify the specific pipe termination associated with a leak, facilitating rapid failure point detection while maintaining complete fluid containment.
Solution Approach 2:
The system provides visual feedback through the visible protective jacket that allows operators to trace fluid leaks back to their source. The jacket's positioning, markings, or design features enable operators to correlate泄漏 locations with specific pipe terminations, providing feedback that simplifies failure point identification despite complete sealing.
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 effectively contains and directs fluid leaks from pipe terminations, preventing engine soiling and ignition risks by using high-temperature-resistant materials and visible drainage ducts to facilitate failure point identification and controlled repair, maintaining engine cleanliness and safety.
Implementation Method 1
There is a double seal that completely encapsulates the pipe termination
Implementation Method 2
discharge ducts are provided to allow the fluid leaking from the fractured pipe to flow outwards in a visible manner, consisting of drainage ducts through which the fluid can be seen to flow
Implementation Method 3
using materials resistant to high temperatures, such as resin or aluminum
Data Source
AI summary
A protective device for the terminations of pipes carrying fluids under pressure in an engine, especially for marine or special applications, is described, said device comprising: two coupled half-bearings, which envelop the termination at the point of connection to said engine, completely encapsulating the pipe termination; discharge ducts suitable to allow said fluid to flow outwards in a visible manner, in case of fracturing of said terminations.