Pipe Connector Leak Indication for Improper Insertion Detection
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Solution Overview
Problem
Existing connecting devices for pipelines fail to detect improper insertion, leading to potential leakage and system failure, as insertion depth can only be confirmed by insertion force, lacking a reliable method for ensuring correct alignment.
Innovation Solution
The connecting device incorporates a release element with a perimeter-sealed ring part and gaskets that deform under internal pressure to create a leakage gap when the pipeline is not fully inserted, producing a hissing noise to indicate misalignment, and features a materially bonded two-component design with elastic gaskets for faster assembly and improved reliability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the pipeline is inserted directly without additional detection mechanisms, then the device complexity is reduced, but the reliability of detecting improper insertion is insufficient
Solution Approach 1:
The perimeter gasket serves dual functions: it seals the connecting device and simultaneously acts as a detection mechanism. When the pipeline is not fully inserted, the gasket deforms under pressure to create a leakage gap, allowing the system to self-detect improper insertion without additional sensors or detection devices.
Solution Approach 2:
The perimeter gasket acts as an intermediary element between the pipeline and the connecting device interior. It translates the mechanical state of insertion into a detectable phenomenon (leakage gap formation) by deforming under pressure, thereby mediating between the physical connection state and the detection function.
2Measurement precision
If a leakage gap is created under pressure to indicate misalignment, then the detection capability is improved, but the sealing performance may deteriorate
Solution Approach 1:
The perimeter gasket transitions from a static sealing element to a dynamic detection mechanism. Under normal conditions, it maintains a sealed state. When pressure is applied and the pipeline is misaligned, it dynamically deforms to create a leakage gap, providing real-time detection while maintaining sealing integrity when properly inserted.
Solution Approach 2:
The gasket's physical state changes based on pressure conditions. At low pressure, it maintains full sealing contact. Under over-pressure conditions with misalignment, it deforms to open a leakage gap. This parameter change (from sealed to leaked state) provides clear detection signal while preserving sealing function when correctly assembled.
3Measurement precision
If the perimeter gasket is made of elastic material to enable deformation for leakage gap formation, then the detection function is improved, but the manufacturing complexity increases
Solution Approach 1:
The release element combines a rigid ring part with elastic perimeter gaskets to create a composite structure. The rigid portion provides structural integrity and shape, while the elastic gasket portion enables the necessary deformation for leakage gap formation. This composite approach allows each material to perform its optimal function while being manufacturable as an integrated two-component part.
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
This solution allows for quick detection of misalignments during startup, ensuring the pipeline is fully inserted, preventing leaks and enhancing installation reliability while maintaining a secure seal.
Implementation Method 1
by an interior pressure of the pressurized medium flowing in the pipeline, at least one leakage gap is formed in the interior of the connecting device
Implementation Method 2
the outer perimeter gasket can be deformed from its sealing position such that between the outer perimeter gasket and the opposing, interior perimeter wall of the connecting body, at least one leakage gap is formed
Implementation Method 3
the ring part can be sealed at its outer perimeter by a perimeter gasket against an interior perimeter wall of the connecting body
Implementation Method 4
the pressurized medium, in particular compressed air, can emerge to the outside and a hissing noise will be produced
Data Source
AI summary
A connecting device having a connecting body with a receiving opening for a pipeline and a retaining element for securing an inserted pipeline. Inside the connecting body is a release element disposed in an axially displaceable manner such that the pipeline can be released. The release element includes a ring part and snap-in arms separated from each other by longitudinal slots. The outer perimeter the ring part can be sealed by an outer perimeter gasket against an interior perimeter wall of the connecting body, and the interior perimeter of the ring part can be sealed by an interior perimeter gasket against the inserted pipeline. In an assembled state of the connecting device, the outer perimeter gasket can be deformed from its sealing position such that at least one leakage gap is formed in the interior of the connecting device by an interior pressure of a pressurized medium in the pipeline.