CN104867265A - Camera apparatus, and fire detection alarm system and method - Google Patents
Camera apparatus, and fire detection alarm system and method Download PDFInfo
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- CN104867265A CN104867265A CN201510193319.5A CN201510193319A CN104867265A CN 104867265 A CN104867265 A CN 104867265A CN 201510193319 A CN201510193319 A CN 201510193319A CN 104867265 A CN104867265 A CN 104867265A
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- 238000001514 detection method Methods 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000012544 monitoring process Methods 0.000 claims abstract description 53
- 238000004891 communication Methods 0.000 claims abstract description 48
- 238000012545 processing Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 abstract 4
- 230000007123 defense Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
Abstract
The invention discloses a camera apparatus. The camera apparatus comprises a camera, a control chip, an infrared optical filter and a communication module. The infrared optical filter is movably arranged at the incident side of the camera, the control chip, when receiving a visible light shooting instruction, controls the infrared optical filter to deviate from an incident port at the incident side of the camera, the camera acquires a visible light image, and the control chip is used for determining whether a monitoring area is at a preset fire risk state; when the monitoring area is at the preset fire risk state, the infrared optical filter shields the incident port at the incident side of the camera; and the control chip, according to a received infrared light image, determines whether the monitoring area is at a preset fire state, and when the monitoring area is at the preset fire state, sends second fire alarm information to a preset monitoring server. The invention also discloses a fire detection alarm system and method. According to the invention, visible light image acquisition and infrared light image acquisition are integrated together, and the cost of the camera apparatus and the cost for arranging the fire detection alarm system based on the camera apparatus are reduced.
Description
Technical field
The present invention relates to fire detection alarm technique field, particularly relate to a kind of camera head, fire detection warning system and method.
Background technology
At present, fire detection system on market generally has three kinds, the first utilizes traditional fire sensor (such as temperature-sensitive inductor, sense cigarette inductor, gas sensor) carry out fire detection, but due to temperature-sensitive, sense smoke and gas body inductor is contact inductor, its principle is physical parameter (the such as concentration produced in detection of fires process, temperature) and the variable quantity of these physical parameters, be mainly used in indoor fire detection among a small circle, it is limited that the method utilizing traditional fire sensor to carry out fire detection has space applicability, information reliability is poor, be subject to the shortcomings such as external interference, the second utilizes infrared inductor to carry out fire detection, but infrared inductor is expensive, limits its usable range, the third is based on image processing techniques, fire detection is carried out by video inductor (such as camera), gathered visible images is processed, analyzed, to reach the object of fire detection, but easily there is wrong identification in this kind of detection, such as, have the object (dynamic flame mark) of similar flame in the visible images gathered, fire identification preparation rate is not high.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of camera head, fire detection warning system and method, is intended to solve the technical matters that existing fire detection system space applicability is limited, expensive, fire identification rate is not high.
For achieving the above object, a kind of camera head that the embodiment of the present invention provides, described camera head comprises control chip and is connected camera, infrared fileter and communication module with described control chip respectively, and described infrared fileter is movably set in the incident side of described camera
When described control chip receives visible ray shooting signal, described control chip controls the light inlet that described infrared fileter departs from described camera incident side, to make described camera collection visible images and the visible images of collection is sent to described control chip; Described control chip, according to the image parameter of the visible images received, judges whether the guarded region of described camera head is in default fire risk state;
When described control chip judges that described guarded region is in default fire risk state, described control chip controls described communication module and sends the first fire alarm information to the monitoring server of peripheral hardware, and control the rotation of described infrared fileter with the light inlet blocking described camera incident side, to make described camera collection infrared light image and to be sent to described control chip;
Described control chip is according to the image parameter of the infrared light image received, judge whether the guarded region of described camera head is in default fire condition, when described control chip judges that described guarded region is in default fire condition, control described communication module and send the second fire alarm information to described monitoring server.
Preferably, described camera head also comprises locating module, when described control chip judges that described guarded region is in default fire risk state and default fire condition, control described locating module and position, and receive described locating module and locate the positional information obtained; Described control chip controls described communication module and the positional information of the guarded region of reception is sent to described monitoring server.
Preferably, described communication module comprises internet communication unit and/or mobile comm unit, when described control chip judges that described guarded region is in default fire risk state and default fire condition, described control chip controls described internet communication unit and Internet connectivity, and/or described mobile comm unit is communicated with mobile radio communication, and described first fire alarm information and the second fire alarm information are sent to default fire calls center or remote terminal by described communication module.
In addition, for achieving the above object, the present invention also provides a kind of fire detection warning system, and described fire detection warning system comprises above-mentioned camera head, and monitoring server,
When described monitoring server receives described first fire alarm information, send short message prompt to the fire calls center of presetting or remote terminal;
When described monitoring server receives described second fire alarm information, send SMS alarm and audio alert to the fire calls center of presetting or remote terminal.
Preferably, when described monitoring server receive that described communication module sends be in the positional information of the guarded region of default fire risk state and default fire condition time, then send the positional information of this guarded region to the fire calls center of presetting or remote terminal.
In addition, for achieving the above object, the present invention also provides a kind of fire detection alarm method based on above-mentioned camera head, and described fire detection alarm method comprises:
Gather the visible images preset in guarded region;
According to the image parameter of the visible images gathered, identify whether described default guarded region is in default fire risk state;
When described default guarded region is in default fire risk state, the position of adjustment infrared fileter to block the light inlet of camera incident side, and sends the first fire alarm information to the monitoring server preset;
Gather the infrared light image in described default guarded region;
According to the image parameter of the infrared light image gathered, identify whether described default guarded region is in default fire condition;
When described default guarded region is in default fire condition, send the second fire alarm information to described default monitoring server.
Preferably, the described image parameter of visible images according to gathering and default Fire, identify that the step whether described default guarded region is in default fire risk state comprises:
Analyzing and processing is carried out to the image parameter of the visible images gathered, obtains fire probability;
Judge whether described fire probability is greater than predetermined threshold value, when described fire probability is greater than predetermined threshold value, identify that described default guarded region is in default fire risk state.
Preferably, the image parameter of the described infrared light image according to gathering and default infrared measurement of temperature algorithm, identify that the step whether described default guarded region is in default fire condition comprises:
Analyzing and processing is carried out to the image parameter of the infrared light image gathered, obtains flame temperature;
Judge whether described flame temperature is greater than preset temperature value, when described flame temperature is greater than preset temperature value, identify that described default guarded region is in default fire risk state.
Preferably, the image parameter of described visible images comprises: the area change feature of flame and/or smog, brightness, change of shape feature and color characteristic.
Preferably, the image parameter of described infrared light image comprises: the change of shape feature of flame, color characteristic and area change feature.
The present invention by being provided with for making a video recording and gathering the camera of image in camera head, when control chip receives visible ray shooting instruction, control the light inlet that infrared fileter departs from camera incident side, the visible images collected also is sent to control chip by camera collection visible images, the image parameter of control chip to the visible images received is analyzed, process, judge whether the guarded region of camera head is in default fire risk state, when control chip judges that the guarded region of camera head is in default fire risk state, control chip control communication module sends the first fire alarm information to remind monitoring server concern guarded region situation to the monitoring server of peripheral hardware, and control infrared fileter to rotate with the light inlet blocking camera incident side, to make camera collection infrared light image and to be sent to control chip, the image parameter of control chip to the infrared light image received is analyzed, is processed, when judging that the guarded region of camera head is in default fire condition, control communication module and send the second fire alarm information to report the condition of a fire to monitoring server, realize camera head by rotation infrared fileter to switch between visible ray screening-mode and infrared shooting pattern, thus realize secondary detection and the judgement of visible ray and infrared light, improve the accuracy rate of fire detection, simultaneously, integrated visible images collection and infrared image acquisition, need not two camera heads in one, and based on existing safety defense monitoring system, i.e. security protection and fire detection warning system one, greatly reduces camera head and arranges the cost based on the fire detection warning system of this camera head.
Accompanying drawing explanation
Fig. 1 is the structural representation of camera head first embodiment of the present invention;
Fig. 2 is the structural representation of fire detection warning system first embodiment of the present invention;
Fig. 3 is the structural representation of camera head second embodiment of the present invention;
Fig. 4 is the structural representation of fire detection warning system second embodiment of the present invention;
Fig. 5 is the schematic flow sheet of fire detection alarm method one embodiment of the present invention;
Fig. 6 be in Fig. 5 according to the image parameter of visible images gathered and default Fire, identify whether described default guarded region is in the refinement schematic flow sheet of the step of default fire risk state;
Fig. 7 be in Fig. 5 according to the image parameter of infrared light image gathered and default infrared measurement of temperature algorithm, identify whether described default guarded region is in the refinement schematic flow sheet of the step of default fire condition.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of camera head, see figures.1.and.2, in the present embodiment, described camera head 1 comprises camera 10, control chip 11, infrared fileter 12 and communication module 13, described infrared fileter 12 is movably set in the incident side A of described camera 10
When described control chip 11 receives visible ray shooting instruction (this visible ray shooting instruction is that user inputs or the start default instruction of camera head), described control chip 11 controls the light inlet (not shown) that described infrared fileter 12 departs from described camera 10 incident side A, gather visible images to make described camera 10 and the visible images of collection is sent to described control chip 11, described control chip 11 is for the image parameter according to the visible images received, judge whether the guarded region of described camera head 1 is in default fire risk state,
When described control chip 11 judges that described guarded region is in default fire risk state, described control chip 11 controls described communication module 13 and sends the first fire alarm information to the monitoring server 2 of peripheral hardware, and control the light inlet that described infrared fileter 12 rotates to block described camera 10 incident side A, gather infrared light image to make described camera 10 and be sent to described control chip 11;
Described control chip 11 is according to the image parameter of the infrared light image received, judge whether the guarded region of described camera head 1 is in default fire condition, when described control chip 11 judges that described guarded region is in default fire condition, control described communication module 13 and send the second fire alarm information to described monitoring server 2.
In the present embodiment, be provided with for making a video recording and gathering the camera 10 of image in camera head 1, when described control chip 11 receives visible ray shooting instruction (because camera head proposed by the invention is based on safety defense monitoring system, control chip gives tacit consent to reception visible ray shooting instruction when filming apparatus is started shooting, namely described filming apparatus is in visible ray screening-mode is exactly be in the state that safety defense monitoring system normally works), control chip controls the light inlet that infrared fileter 12 departs from described camera 10 incident side A, camera 10 gathers visible images and the visible images collected is sent to control chip 11, the image parameter of control chip 11 to the visible images received is analyzed, process, such as tentatively determine flame region according to brightness of image, then to the Luminance Distribution situation (brightness reduces gradually from inside to outside) of flame region, shape facility is (relative to ground, the area of flame is reduced to remotely face portion gradually by closely face portion) etc., judge whether the guarded region of described camera head 1 is in default fire risk state, when the guarded region of described camera head 1 is in default fire risk state, described control chip 11 controls described communication module 13 and sends the first fire alarm information to the monitoring server 2 of peripheral hardware and pay close attention to guarded region situation to remind monitoring server 2, and control the light inlet that described infrared fileter 12 rotates to block described camera 10 incident side A, gather infrared light image to make described camera 10 and be sent to described control chip 11, described control chip 11 is analyzed the infrared light image received, process, the temperature of the image of doubtful flame in guarded region is such as drawn according to infrared measurement of temperature algorithm, if the temperature of the image of this doubtful flame is greater than predetermined threshold value, then judge in guarded region on fire, when namely judging that the guarded region of described camera head 1 is in default fire condition, control described communication module 13 and send the second fire alarm information to report the condition of a fire to described monitoring server 2, realize camera head by rotation infrared fileter 12 to switch between visible ray screening-mode and infrared shooting pattern, thus realize secondary detection and the judgement of visible ray and infrared light, improve the accuracy rate of fire detection, simultaneously, integrated visible images collection and infrared image acquisition, need not two camera heads in one, and based on existing safety defense monitoring system, i.e. security protection and fire detection warning system one, greatly reduces camera head 1 and arranges the cost based on the fire detection warning system of this camera head.
Further, with reference to Fig. 3 and Fig. 4, described camera head 1 also comprises locating module 14, when described control chip 11 judges that described guarded region is in default fire risk state and default fire condition, control described locating module 14 and the positional information of described guarded region is sent to described communication module 13, the positional information of the guarded region of reception is sent to described monitoring server 2 by described communication module 13.
In the present embodiment, locating module 14 is set up in camera head 1, when described control chip 11 judges that described guarded region is in default fire risk state and default fire condition, control described locating module 14 and the positional information of described guarded region is sent to described communication module 13, the positional information of the guarded region of reception is sent to described monitoring server 2 by described communication module 13, so that the place of monitoring server 2 quick position breaking out of fire, be convenient to follow-up fire attack work.
Preferably, described camera head 1 also comprises study memory module, and study memory module is used for when described control chip 11 false alarm occurs or fails to report alert, learns and store the visible images of described guarded region and the image parameter of infrared light image.Like this, camera head and possessed learning ability based on the fire detection warning system of this camera head, thus the background data base (comprising the image parameter of a large amount of visible images and the corresponding relation of the corresponding relation of fire probability, the image parameter of infrared light image and fire probability in database) can constantly updated for fire detection, to avoid false alarm next time or to fail to report police, further increase the accuracy rate of fire detection.
Preferably, described camera head 1 also comprises history module, for recording visible images and the infrared light image of the guarded region collected, and described history module is connected with study memory module, when described control chip 11 false alarm occurs or fails to report alert, described history module is sent in false alarm to described study memory module or leaks the visible images and infrared light image that gather in alarm procedure.Like this, when being convenient at control chip generation false alarm or failing to report alert, call the pertinent image information of camera collection, thus be conducive to analyzing false alarm or leakage warning reason, to avoid false alarm next time or to fail to report police, further increase the accuracy rate of fire detection.
Further, described communication module 13 comprises internet communication unit and/or mobile comm unit, when described control chip 11 judges that described guarded region is in default fire risk state and default fire condition, described control chip 11 controls described internet communication unit and Internet connectivity, and/or described mobile comm unit is communicated with mobile radio communication, and described first fire alarm information and the second fire alarm information are sent to default fire calls center or remote terminal by described communication module 13.
In the present embodiment, by arranging internet communication unit and/or mobile comm unit in described communication module 13, when control chip 11 judges that described guarded region is in default fire risk state and default fire condition, control communication module 13 with internet or/and mobile radio communication is communicated with, first fire alarm information and the second fire alarm information are directly sent to default fire calls center (such as 119 fire calls centers) or remote terminal (such as the mobile terminal of relevant responsible official) by communication module 13, eliminate analysis and the forwarding of monitoring server 2, improve the efficiency of fire alarm.
Preferably, the image parameter of described visible images comprises: the area change feature of flame and/or smog, brightness, change of shape feature and color characteristic.
Preferably, the image parameter of described infrared light image comprises: the change of shape feature of flame, color characteristic and area change feature.
With reference to Fig. 2 and Fig. 4, the present invention also provides a kind of fire detection warning system based on above-mentioned display device 1, in the first and second embodiment, fire detection warning system comprises above-mentioned camera head 1, and monitoring server 2, when described monitoring server 2 receives described first fire alarm information, send short message prompt to the fire calls center 4 of presetting or remote terminal 3; When described monitoring server 2 receives described second fire alarm information, send SMS alarm and audio alert to the fire calls center 4 of presetting or remote terminal 3.
In first, second embodiment of fire detection warning system of the present invention, when monitoring server 2 receives the first fire alarm information of communication module 13 transmission, show that control chip 11 judges that the guarded region of camera head is in default fire risk state, short message prompt is sent to the fire calls center 4 of presetting or remote terminal 3, warn likely breaking out of fire, products for further confirms; When monitoring server 2 receives the second fire alarm information of communication module 13 transmission, show that control chip 11 judges that the guarded region of camera head 1 is in default fire condition, SMS alarm and audio alert is sent to the fire calls center 4 of presetting or remote terminal 3, report to the police breaking out of fire, being badly in need of puts out the fire requires assistance.
Preferably, when described communication module 13 that described monitoring server receives send be in the positional information of the guarded region of default fire risk state and default fire condition time, then send the positional information of this guarded region to the fire calls center of presetting or remote terminal.Like this, when the control chip 11 of camera head 1 judges that the guarded region of camera head is in default fire risk state and default fire condition, described communication module 13 sends the positional information of the guarded region of described camera head to described monitoring server 2, thus monitoring server is when receiving the positional information of guarded region that described communication module 13 sends, then monitoring server 2 sends to the fire calls center 4 of presetting or remote terminal 3 positional information being in the guarded region of default fire risk state and default fire condition, with the position allowing fire calls center or remote terminal know the guarded region of breaking out of fire in time, be convenient to follow-uply carry out follow-up rescue work of putting out the fire.
With reference to Fig. 5, the present invention also provides a kind of fire detection alarm method based on above-mentioned display device, and described fire detection alarm method comprises:
Step S10, gathers the visible images preset in guarded region;
Filming apparatus is in visible ray screening-mode when normal work, namely infrared fileter departs from the light inlet of (not blocking) described camera incident side, the visible images collected also is sent to fire detection module by camera collection visible images, preferably, according to timing, the visible images gathered is carried out to the sequence of moment association, such as, the visible images gathered in 10s is divided into 20 visible ray instantaneous pictures according to the time interval of 0.5s.
Step S20, according to the image parameter of the visible images gathered, identifies whether described default guarded region is in default fire risk state;
Analyze according to the image parameter of default Fire to the visible images gathered, process, preferably, the image parameter of described visible images comprises: the area change feature of flame and/or smog, brightness, change of shape feature and color characteristic; Such as tentatively determine flame region according to brightness of image, then to the Luminance Distribution situation (brightness reduces gradually from inside to outside) of flame region, shape facility (relative to ground, the area of flame is reduced to remotely face portion gradually by closely face portion) etc., judge whether the guarded region of described camera head is in default fire risk state.
Step S30, when described default guarded region is in default fire risk state, the position of adjustment infrared fileter to block the light inlet of camera incident side, and sends the first fire alarm information to the monitoring server preset;
When described default guarded region is in default fire risk state, the position of adjustment infrared fileter is to block the light inlet of camera incident side, the camera of camera head is made to gather infrared light image, other colored light or non-colored light are filtered, and send the first fire alarm information to the monitoring server preset, warn likely breaking out of fire, products for further confirms.
Step S40, gathers the infrared light image in described default guarded region;
Infrared light image in the surveyed area that filming apparatus described in camera collection detects, and the infrared light image of collection is sent to fire detection module.
Step S50, according to the image parameter of the infrared light image gathered, identifies whether described default guarded region is in default fire condition;
Step S60, when described default guarded region is in default fire condition, sends the second fire alarm information to described default monitoring server.
Described fire detection module is analyzed according to the image parameter of the infrared light image gathered and default infrared measurement of temperature algorithm the infrared light image received, is processed, preferably, the image parameter of described infrared light image comprises: the change of shape feature of flame, color characteristic and area change feature; The temperature of the image of doubtful flame in guarded region is such as drawn according to infrared measurement of temperature algorithm, if the temperature of the image of this doubtful flame is greater than predetermined threshold value, then judge in guarded region on fire, when namely judging that the guarded region of described camera head is in default fire condition, control described communication module and send the second fire alarm information to report the condition of a fire to described monitoring server.
In the present embodiment, realize camera head by rotation infrared fileter and switch between visible ray screening-mode and infrared shooting pattern, thus realize secondary detection and the judgement of visible ray and infrared light, improve the accuracy rate of fire detection; Simultaneously, integrated visible images collection and infrared image acquisition, need not two camera heads in one, and based on existing safety defense monitoring system, i.e. security protection and fire detection warning system one, greatly reduces camera head and arranges the cost based on the fire detection warning system of this camera head.
Further, with reference to Fig. 6, propose fire detection alarm method second embodiment of the present invention based on the first embodiment, in a second embodiment, step S20 comprises:
Step S201, carries out analyzing and processing according to the image parameter of default Fire to the visible images gathered, obtains fire probability;
Step S202, judges whether described fire probability is greater than predetermined threshold value, when described fire probability is greater than predetermined threshold value, identifies that described default guarded region is in default fire risk state.
In the present embodiment, visible images parameter is prestored in filming apparatus, and carry out analyzing and processing to obtain the matching degree of the visible images gathered and the visible images parameter prestored according to the image parameter of default Fire to the visible images gathered, then (visible images of collection has corresponding relation with the matching degree of the visible images parameter prestored and fire probability to obtain corresponding fire probability according to this matching degree, this corresponding relation realizes by existing Fire), and then judge whether described fire probability is greater than predetermined threshold value, when described fire probability is greater than predetermined threshold value, identify that described default guarded region is in default fire risk state, thus draw fire sending probability with the comparatively simple computing method of one and identify that described default guarded region is in default fire risk state, improve the efficiency of fire detection.
Further, with reference to Fig. 7, propose fire detection alarm method the 3rd embodiment of the present invention based on the first embodiment, in the third embodiment, step S50 comprises:
Step S501, carries out analyzing and processing to the image parameter of the infrared light image gathered, and obtains flame temperature;
Step S502, judges whether described flame temperature is greater than preset temperature value, when described flame temperature is greater than preset temperature value, identifies that described default guarded region is in default fire risk state.
In the present embodiment, default infrared measurement of temperature algorithm is prestored in filming apparatus, and carry out analyzing and processing according to the image parameter of default infrared measurement of temperature algorithm to the infrared light image gathered, obtain the flame temperature temperature of doubtful flame portion (in the guarded region namely obtaining filming apparatus), whether disconnected described flame temperature is greater than preset temperature value, when described flame temperature is greater than preset temperature value, identify that described default guarded region is in default fire risk state, thus be in default fire condition to preset guarded region described in the comparatively simple computing method identification of one, improve the efficiency of fire detection.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a camera head, is characterized in that, described camera head comprises control chip and is connected camera, infrared fileter and communication module with described control chip respectively, and described infrared fileter is movably set in the incident side of described camera,
When described control chip receives visible ray shooting signal, described control chip controls the light inlet that described infrared fileter departs from described camera incident side, to make described camera collection visible images and the visible images of collection is sent to described control chip; Described control chip, according to the image parameter of the visible images received, judges whether the guarded region of described camera head is in default fire risk state;
When described control chip judges that described guarded region is in default fire risk state, described control chip controls described communication module and sends the first fire alarm information to the monitoring server of peripheral hardware, and control the rotation of described infrared fileter with the light inlet blocking described camera incident side, to make described camera collection infrared light image and to be sent to described control chip;
Described control chip is according to the image parameter of the infrared light image received, judge whether the guarded region of described camera head is in default fire condition, when described control chip judges that described guarded region is in default fire condition, control described communication module and send the second fire alarm information to described monitoring server.
2. camera head as claimed in claim 1, it is characterized in that, described camera head also comprises locating module, when described control chip judges that described guarded region is in default fire risk state and default fire condition, control described locating module to position, and receive described locating module and locate the positional information obtained; Described control chip controls described communication module and the positional information of the guarded region of reception is sent to described monitoring server.
3. camera head as claimed in claim 1, it is characterized in that, described communication module comprises internet communication unit and/or mobile comm unit, when described control chip judges that described guarded region is in default fire risk state and default fire condition, described control chip controls described internet communication unit and Internet connectivity, and/or described mobile comm unit is communicated with mobile radio communication, and described first fire alarm information and the second fire alarm information are sent to default fire calls center or remote terminal by described communication module.
4. a fire detection warning system, is characterized in that, described fire detection warning system comprises the camera head described in claims 1 to 3 any one, and monitoring server,
When described monitoring server receives described first fire alarm information, send short message prompt to the fire calls center of presetting or remote terminal;
When described monitoring server receives described second fire alarm information, send SMS alarm and audio alert to the fire calls center of presetting or remote terminal.
5. fire detection warning system as claimed in claim 4, it is characterized in that, when described monitoring server receive that described communication module sends be in the positional information of the guarded region of default fire risk state and default fire condition time, then send the positional information of this guarded region to the fire calls center of presetting or remote terminal.
6. based on a fire detection alarm method for the camera head described in claims 1 to 3, it is characterized in that, described fire detection alarm method comprises:
Gather the visible images preset in guarded region;
According to the image parameter of the visible images gathered, identify whether described default guarded region is in default fire risk state;
When described default guarded region is in default fire risk state, the position of adjustment infrared fileter to block the light inlet of camera incident side, and sends the first fire alarm information to the monitoring server preset;
Gather the infrared light image in described default guarded region;
According to the image parameter of the infrared light image gathered, identify whether described default guarded region is in default fire condition;
When described default guarded region is in default fire condition, send the second fire alarm information to described default monitoring server.
7. fire detection alarm method as claimed in claim 6, is characterized in that, the image parameter of the described visible images according to gathering and default Fire, identifies that the step whether described default guarded region is in default fire risk state comprises:
Analyzing and processing is carried out to the image parameter of the visible images gathered, obtains fire probability;
Judge whether described fire probability is greater than predetermined threshold value, when described fire probability is greater than predetermined threshold value, identify that described default guarded region is in default fire risk state.
8. fire detection alarm method as claimed in claim 6, is characterized in that, the image parameter of the described infrared light image according to gathering and default infrared measurement of temperature algorithm, identify that the step whether described default guarded region is in default fire condition comprises:
Analyzing and processing is carried out to the image parameter of the infrared light image gathered, obtains flame temperature;
Judge whether described flame temperature is greater than preset temperature value, when described flame temperature is greater than preset temperature value, identify that described default guarded region is in default fire risk state.
9. fire detection alarm method as claimed in claim 6, it is characterized in that, the image parameter of described visible images comprises: the area change feature of flame and/or smog, brightness, change of shape feature and color characteristic.
10. fire detection alarm method as claimed in claim 6, it is characterized in that, the image parameter of described infrared light image comprises: the change of shape feature of flame, color characteristic and area change feature.
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105427509A (en) * | 2016-01-13 | 2016-03-23 | 上海腾盛智能交通技术有限公司 | High-precision fire hazard alarm system based on multiple sensors |
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| CN106887108A (en) * | 2015-12-16 | 2017-06-23 | 天维尔信息科技股份有限公司 | Early warning interlock method and system based on thermal imaging |
| CN105427509A (en) * | 2016-01-13 | 2016-03-23 | 上海腾盛智能交通技术有限公司 | High-precision fire hazard alarm system based on multiple sensors |
| CN105488941A (en) * | 2016-01-15 | 2016-04-13 | 中林信达（北京）科技信息有限责任公司 | Double-spectrum forest fire disaster monitoring method and double-spectrum forest fire disaster monitoring device based on infrared-visible light image |
| CN105488941B (en) * | 2016-01-15 | 2018-10-30 | 中林信达（北京）科技信息有限责任公司 | Double spectrum fire monitoring method and devices based on Infrared-Visible image |
| CN106897720A (en) * | 2017-01-11 | 2017-06-27 | 济南中维世纪科技有限公司 | A kind of firework detecting method and device based on video analysis |
| CN107798811B (en) * | 2017-10-26 | 2019-07-16 | 上海腾盛智能安全科技股份有限公司 | A kind of tunnel fire monitoring device, monitoring system and monitoring method |
| CN107798811A (en) * | 2017-10-26 | 2018-03-13 | 上海腾盛智能安全科技股份有限公司 | A kind of tunnel fire monitoring device, monitoring system and monitoring method |
| CN108240801A (en) * | 2017-12-27 | 2018-07-03 | 中国人民解放军战略支援部队信息工程大学 | A kind of fire field environment detection method and device |
| CN108629940A (en) * | 2018-05-02 | 2018-10-09 | 北京准视科技有限公司 | A kind of image-type fire detection alarm system |
| CN108765860A (en) * | 2018-05-02 | 2018-11-06 | 北京准视科技有限公司 | A kind of image-type fire detecting and alarm method |
| CN109101882A (en) * | 2018-07-09 | 2018-12-28 | 石化盈科信息技术有限责任公司 | A kind of image-recognizing method and system of fire source |
| CN109376032A (en) * | 2018-09-04 | 2019-02-22 | 深圳市宝德计算机系统有限公司 | A kind of server data backup method, equipment and storage medium |
| CN110033585A (en) * | 2019-04-12 | 2019-07-19 | 深圳市保国特卫机器人科技有限公司 | Detection sensor, fire alarm system and method with camera |
| CN110966952A (en) * | 2019-11-28 | 2020-04-07 | 西安联创兴科测控科技有限公司 | Remote online monitoring and early warning device and method for large-scale structure |
| CN110966952B (en) * | 2019-11-28 | 2022-03-11 | 西安联创兴科测控科技有限公司 | Remote online monitoring and early warning method for large-scale structure |
| CN111294526A (en) * | 2020-03-06 | 2020-06-16 | 浙江大华技术股份有限公司 | Processing method and device for preventing camera from being burnt by sun |
| CN111294526B (en) * | 2020-03-06 | 2022-06-14 | 浙江大华技术股份有限公司 | Processing method and device for preventing camera from being burnt by sun |
| CN113448263A (en) * | 2020-03-25 | 2021-09-28 | 日日顺供应链科技股份有限公司 | Intelligent warehouse energy management method and system |
| CN113840050A (en) * | 2020-06-04 | 2021-12-24 | 宇龙计算机通信科技(深圳)有限公司 | Camera module, temperature measuring method and device and terminal |
| CN111899458A (en) * | 2020-07-27 | 2020-11-06 | 山东工商学院 | Artificial intelligence-based fire smoke image identification method |
| CN112595730A (en) * | 2020-11-13 | 2021-04-02 | 深圳供电局有限公司 | Cable breakage identification method and device and computer equipment |
| CN112493605A (en) * | 2020-11-18 | 2021-03-16 | 西安理工大学 | Intelligent fire fighting helmet for planning path |
| WO2022181095A1 (en) * | 2021-02-26 | 2022-09-01 | 富士フイルム株式会社 | Control device, imaging device, control method, and program |
| CN113112729A (en) * | 2021-03-29 | 2021-07-13 | 青岛海尔空调器有限总公司 | Air conditioner with fire monitoring function and fire monitoring method |
| CN113178047A (en) * | 2021-04-21 | 2021-07-27 | 广东利盾电气消防检测有限公司 | Detection method of gas fire-extinguishing control system of building fire-fighting equipment |
| CN113536899A (en) * | 2021-05-31 | 2021-10-22 | 浙江大华技术股份有限公司 | Method, device and equipment for optimizing path of fire inspection and computer storage medium |
| CN115359615A (en) * | 2022-08-15 | 2022-11-18 | 北京飞讯数码科技有限公司 | Indoor fire alarm early warning method, system, device, equipment and medium |
| CN115359615B (en) * | 2022-08-15 | 2023-08-04 | 北京飞讯数码科技有限公司 | Indoor fire alarm early warning method, system, device, equipment and medium |
| CN117253333A (en) * | 2023-11-20 | 2023-12-19 | 深圳市美安科技有限公司 | Fire camera shooting detection device, fire detection alarm method and system |
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Address after: 341000 standard workshop of phase III Industrial Park, QUANNAN County, Ganzhou City, Jiangxi Province Patentee after: Jiangxi jiaxinjie Electronics Co.,Ltd. Address before: 518000 building A2, zone 6, Xinhe Xinxing Industrial Park, Fuyong street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN JIAXINJIE TECHNOLOGY CO.,LTD. |