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CN-122024395-A - Intelligent double-light-source fusion pyrolysis particle composite detector

CN122024395ACN 122024395 ACN122024395 ACN 122024395ACN-122024395-A

Abstract

The invention relates to an intelligent double-light-source fusion pyrolysis particle composite detector which comprises a double-light-source monitoring component, a pyrolysis particle monitoring component, a temperature sensing monitoring component and a processor, wherein the double-light-source monitoring component is arranged in a shell and is suitable for monitoring smoke particles in ambient air, the pyrolysis particle monitoring component is arranged in the shell and is suitable for monitoring pyrolysis aerosol particles in the ambient air, the temperature sensing monitoring component is arranged in the shell and is suitable for monitoring the temperature of the ambient air, the processor is arranged in the shell and is respectively electrically connected with the double-light-source monitoring component, the pyrolysis particle monitoring component and the temperature sensing monitoring component, and when the pyrolysis particle monitoring component monitors the pyrolysis aerosol particles, early warning and warning are carried out, and when the pyrolysis particle monitoring component monitors the smoke particles, the double-light-source monitoring component carries out acousto-optic warning. The detector combines the double light source detection and the pyrolysis particle detection, so that a pyrolysis particle signal at the very early stage of a fire disaster can be captured, and smoke particles can be reliably identified through a double light source technology after the fire disaster develops.

Inventors

  • NIU ZHIXIANG
  • ZHANG YANG
  • WU YONGJIE
  • WANG YAOLIN
  • FU HONGJUN

Assignees

  • 天津航联迪克科技有限公司

Dates

Publication Date
20260512
Application Date
20260326

Claims (10)

  1. 1. Intelligent double light source fuses compound detector of pyrolysis particle, its characterized in that includes: a dual light source monitoring component (3) disposed within the housing (1) and adapted to monitor smoke particles in ambient air; A pyrolyzed particle monitoring means (4) arranged inside the housing (1) and adapted to monitor pyrolyzed aerosol particles in the surrounding air; a temperature-sensing monitoring part (2) arranged in the shell (1) and suitable for monitoring the temperature of surrounding air; The processor is arranged in the shell (1) and is electrically connected with the double-light-source monitoring component (3), the pyrolytic particle monitoring component (4) and the temperature sensing monitoring component (2) respectively; When the pyrolytic particle monitoring component (4) monitors pyrolytic aerosol particles, early warning and reminding are carried out; And when the pyrolysis particle monitoring component (4) monitors pyrolysis aerosol particles, and the double-light-source monitoring component (3) monitors smoke particles, audible and visual alarm is carried out.
  2. 2. The intelligent dual light source fused pyrolytic particle composite detector of claim 1 wherein the pyrolytic particle monitoring component (4) comprises a light absorption method detection circuit and a laser detection circuit, both of which are connected to the processor.
  3. 3. The intelligent dual light source fused pyrolytic particle composite detector of claim 2 wherein the light absorption detection circuit comprises a transmitting tube and a receiving sensor, both connected to the processor; the receiving sensor is connected with five paths of signal output channels, and the five paths of signal output channels all comprise a secondary signal amplifying circuit.
  4. 4. The intelligent dual light source fused pyrolytic particle composite detector of claim 3 wherein the laser detection circuit comprises a laser tube and a receiving circuit, both connected to the processor; the receiving circuit comprises a laser receiving tube which is connected with the secondary signal amplifying circuit.
  5. 5. The intelligent dual light source fused pyrolytic particle composite detector according to any of claims 1 to 4 wherein the dual light source monitoring component (3) comprises a transmitting circuit and a receiving circuit, both connected to the processor.
  6. 6. The intelligent dual-light-source fused pyrolytic particle composite detector of claim 5 wherein the transmitting circuit comprises two light source circuits, the two light source circuits respectively providing an infrared light emitting tube and a blue light emitting tube, both connected to the processor.
  7. 7. The intelligent dual light source fused pyrolytic particle composite detector of claim 6 wherein the receiving circuit comprises a laser receiving tube connected to a secondary signal amplifying circuit.
  8. 8. The intelligent double-light-source fusion pyrolysis particle composite detector according to any one of claims 1 to 4, wherein the temperature-sensing monitoring component (2) is connected with the processor in a II2C communication mode.
  9. 9. The intelligent dual light source fused pyrolytic particle composite detector of any of claims 1 to 4 further comprising a monitoring method comprising the steps of: Mapping the monitored parameters of different dimension into a unified interval, and carrying out data preprocessing; Carrying out multi-mode parameter comprehensive analysis on the preprocessed data, and calculating a characteristic parameter real-time value; and comparing the characteristic parameter real-time value with a preset alarm threshold value, and sending out a corresponding alarm signal if the characteristic parameter real-time value is higher than the alarm threshold value.
  10. 10. The intelligent dual light source fused pyrolytic particle composite detector of claim 9 wherein the multi-modal parameters comprise: The concentration and proportion of particles with different particle diameters in the surrounding air; A concentration gradient of the particle concentration and the volatile gas, and a rate of change of the concentration gradient; The chemical component content of the volatile gas; the rate of temperature rise of the ambient air.

Description

Intelligent double-light-source fusion pyrolysis particle composite detector Technical Field The invention belongs to the technical field of fire monitoring, and relates to a fire detector, in particular to an intelligent double-light-source fusion pyrolysis particle composite detector. Background The fire detection technology is taken as an important component in the field of fire safety, and the development of the fire detection technology always surrounds the improvement of the accuracy and response speed of alarm. The existing fire detectors are mainly divided into smoke detectors, pyrolysis particle detectors and the like, and each of the fire detectors plays a role in a specific application scene, but have certain limitations: 1. smoke detectors are currently the most widely used fire detection devices. However, such detectors have developed primarily in response to fires in which visible smoke is generated, and for very early smoldering phases of the fire, no significant smoke has been generated at this time, conventional smoke detectors often fail to respond in time, wasting valuable reaction time. 2. The pyrolytic particle detector is used for detecting particles in the initial stage of fire disaster, and generally adopts a laser scattering principle or adopts a semiconductor type electrochemical gas sensor to detect characteristic gases. However, the gas sensor based on the semiconductor type or the electrochemical type has the problems of short service life, easiness in being influenced by environmental temperature and humidity, requirement for periodic calibration or replacement and the like, and has higher stability and maintenance cost in long-term operation. Disclosure of Invention The invention aims to overcome the defects of the prior art and provides an intelligent double-light-source fusion pyrolysis particle composite detector with accurate monitoring and reliable results. In order to solve the problems, the technical scheme of the invention is as follows: intelligent double light source fuses compound detector of pyrolysis particle includes: a dual light source monitoring component disposed within the housing and adapted to monitor smoke particles in ambient air; a pyrolytic particle monitoring component, which is arranged in the shell and is suitable for monitoring pyrolytic aerosol particles in ambient air; The temperature sensing monitoring component is arranged in the shell and is suitable for monitoring the temperature of surrounding air; the processor is arranged in the shell and is respectively and electrically connected with the double-light-source monitoring component, the pyrolysis particle monitoring component and the temperature sensing monitoring component; When the pyrolytic particle monitoring component monitors pyrolytic aerosol particles, early warning and reminding are carried out; And when the pyrolysis particle monitoring component monitors pyrolysis aerosol particles, and the double-light-source monitoring component monitors smoke particles, performing audible and visual alarm. In a further embodiment, the pyrolyzed particle monitoring component includes a light absorbing method detection circuit and a laser detection circuit, both of which are connected to the processor. In a further embodiment, the light absorption detection circuit comprises a transmitting tube and a receiving sensor, both of which are connected to the processor; the receiving sensor is connected with five paths of signal output channels, and the five paths of signal output channels all comprise a secondary signal amplifying circuit. In a further embodiment, the laser detection circuit comprises a laser tube and a receiving circuit, both of which are connected to the processor; The receiving circuit comprises a laser receiving tube which is connected with the secondary signal amplifying circuit. In a further embodiment, the dual light source monitoring component includes a transmit circuit and a receive circuit, both of which are coupled to the processor. In a further embodiment, the emitting circuit comprises two light source circuits, the two light source circuits are respectively provided with an infrared light emitting tube and a blue light emitting tube, and the infrared light emitting tube and the blue light emitting tube are connected to the processor. In a further embodiment, the receiving circuit comprises a laser receiving tube connected to the secondary signal amplifying circuit. In a further embodiment, the temperature-sensitive monitoring component is connected to the processor by way of II2C communication. In a further embodiment, a method of monitoring is also included, the method of monitoring comprising the steps of: Mapping the monitored parameters of different dimension into a unified interval, and carrying out data preprocessing; Carrying out multi-mode parameter comprehensive analysis on the preprocessed data, and calculating a characteristic parameter real-time value; And co