Fire source detection system and detection method

A detection system and detection method technology, which is applied in the direction of using electric radiation detectors for photometry, photometry, measurement devices, etc. Accurate detection of sources, etc., to shorten the warning time, ensure safety, and prevent the spread of fire

Inactive Publication Date: 2020-10-16
湖南翰坤实业有限公司
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, smoke sensors are widely used to detect fire signals, but the smoke sensor can only detect the fire source when the fire reaches a certain level and generates enough smoke, so the smoke sensor cannot detect the fire source at the initial stage of the fire, that is, when the fire source is just formed. accurate detection of
[0003] At present, there are other fire detection products on the market, but most of them are developed based on various types of smoke sensors, and have not overcome the technical problem that smoke sensors cannot accurately detect fire sources
Although some products claim to have a positive effect on detecting fire sources, the accuracy of fire source detection is not high in the actual application process, and they cannot play a positive role in fire prevention and control at all.

Method used

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  • Fire source detection system and detection method

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Embodiment 1

[0041] figure 1 It shows the structural block diagram of the fire source detection system provided by Embodiment 1 of the present invention, please refer to figure 1 , the fire source detection system provided by the first embodiment includes:

[0042] The fire source detection device 1 is arranged on the fire source detection point, and is used to detect and output fire source signals; in the first embodiment, the fire source detector is preferably an infrared flame sensor. A flame sensor is a sensor used to search for fire sources, and a flame sensor can also be used to detect the brightness of light. Due to the differences in the flame radiation intensity and wavelength distribution of different combustibles, flame sensors with different sensitivities can detect flames from heat sources with different wavelengths. In this embodiment, a special infrared receiving tube is used as the fire source detection element of the flame sensor to detect flames or other fire sources wi...

Embodiment 2

[0063] The difference between the second embodiment and the first embodiment is that the fire source detection device used in the fire source detection system provided by the second embodiment is a smoke detector. Smoke detectors include photoelectric smoke detectors, ionization smoke detectors, etc. The working principles of photoelectric and ionization smoke detectors are not described here.

[0064] Photoelectric smoke detectors are more sensitive to fires caused by the smoldering of decorative fabrics such as furniture and bedding, but slow to detect fast-burning, kitchens and other places where flames may occur. The advantages and disadvantages of ion-type smoke detectors are just opposite to those of photoelectric smoke detectors. Therefore, the use of photoelectric or ion smoke detectors alone has great detection limitations, and most of the smoke detectors are not very sensitive to fire source detection. Therefore, in order to solve this problem, after repeated tests, ...

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Abstract

The invention discloses a fire source detection system and detection method, and the system comprises a fire source detection device which is disposed at a fire source detection point and is used fordetecting and outputting a fire source signal; and a signal analysis processor which is in communication connection with the fire source detection device and is used for judging whether a fire occursor not according to the received fire source signal and forming a fire judgment result. The fire source detection device composed of the infrared flame sensor or a plurality of different types of smoke detectors is adopted to detect the fire source, an alarm can be given at the first time when the fire source occurs, the early warning time when a fire occurs is greatly shortened, fire spreading can be effectively prevented, losses are reduced, and safety is ensured. After the system is in communication connection with external equipment, the fire source detection condition and the fire behavior judgment condition can be sent to the external equipment so that external personnel can know the fire scene condition at the first time.

Description

technical field [0001] The invention relates to the technical field of fire prevention, in particular to a fire source detection system and a detection method. Background technique [0002] Fire has become a disaster with the highest frequency of occurrence in today's society, which integrates man-made and natural disasters. Automatic fire detection technology is considered to be a special technology for detecting and identifying early fire characteristic signals in a noisy environment, which can effectively detect real fire signals and realize early fire detection and alarm. At present, smoke sensors are widely used to detect fire signals, but the smoke sensor can only detect the fire source when the fire reaches a certain level and generates enough smoke, so the smoke sensor cannot detect the fire source at the initial stage of the fire, that is, when the fire source is just formed. accurate detection. [0003] At present, there are other products that detect fire source...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G08B17/10G08B17/12G01J1/42
CPCG01J1/4257G08B17/10G08B17/12
Inventor 康望才
Owner 湖南翰坤实业有限公司
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