Leak Detection Probe With Integrated Lighting for Dark Pipelines

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Solution Overview

Problem

Conventional gas detectors are inconvenient to operate in areas with poor lighting.

Innovation Solution

A gas detector with a detection probe integrated with a sensor, alarm lamp, and lighting device, equipped with a button to control lighting, and drive circuits for LED, sensor, voice broadcasting, and motor operation, allowing it to function as both an alarm and a searchlight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a conventional gas detector uses a simple sensor connected to housing or a universal shaped tube, then the device structure is simple, but it is inconvenient to operate in areas with poor lighting

Engineering Contradiction:
Improveoperability in poor lightingVSAvoiddevice structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the alarm lamp and lighting device into a single integrated LED module within the detection probe. This merging of functions allows the device to provide both alarm indication and illumination capabilities without requiring separate components, thereby improving operability in poor lighting conditions while maintaining relatively simple device structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The detection probe is designed to serve multiple functions: gas detection, alarm indication, and illumination. By making the probe multi-functional, the device can operate effectively in poor lighting conditions without significantly increasing overall device complexity, as the same structural element performs multiple roles.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If the gas detector includes integrated alarm lamp and lighting device in the detection probe, then it can illuminate and indicate alarm simultaneously, but the device complexity increases

Engineering Contradiction:
Improvedetection and illumination capabilityVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The alarm lamp and lighting device are merged into a single LED module with dual-color capability. The LED module can emit different colors (e.g., red for alarm, white for illumination) using the same physical component, thereby providing versatile detection and illumination capabilities while minimizing the increase in device structure complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The LED module is designed as a universal component that can perform multiple functions: alarm indication through specific color emission and general illumination through different color emission. This multi-functionality allows the device to adapt to various operational conditions without requiring separate dedicated components for each function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

Enables accurate detection and illumination in poorly lit areas, facilitating the search and positioning of gas leaks, with additional features like voice broadcasting and vibration alerts.

Implementation Method 1

the LED module includes the alarm lamp and the lighting device

Methodology Applied
Scientific EffectLight-emitting diode: Light Emitting Diode

Data Source

PatentUS12625121B2Gas detector
Publication Date: 2026.05.12 SNDWAY TECH (GUANGDONG) CO LTD
  • US12625121B2 patent drawing
  • US12625121B2 patent drawing
  • US12625121B2 patent drawing

AI summary

A gas detector includes a gas detector body; the gas detector body includes a detection probe, a gas detector housing, and a universal shaped tube. An end of the universal shaped tube is connected with the gas detector housing, the other end of the universal shaped tube is connected with the detection probe, and the detection probe is internally integrated with a sensor used to detect a leakage gas, an alarm lamp used for an alarm indication when the leakage gas is detected, and a lighting device used to illuminate. According to the gas detector, an extending portion of the universal shaped tube is provided with the protection probe, and the alarm lamp and the lighting device are added therein, realizing the alarm indication, and being used to illuminate as a searchlight in an area with poor lighting of a gas pipeline during non-alarm.