CN202939758U - Fire-prevention security system - Google Patents
Fire-prevention security system Download PDFInfo
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- CN202939758U CN202939758U CN 201220643841 CN201220643841U CN202939758U CN 202939758 U CN202939758 U CN 202939758U CN 201220643841 CN201220643841 CN 201220643841 CN 201220643841 U CN201220643841 U CN 201220643841U CN 202939758 U CN202939758 U CN 202939758U
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Abstract
The utility model belongs to the technical field of fire alarming and specifically relates to a fire-prevention security system. The fire-prevention security system comprises an image analysis subsystem, a temperature analysis subsystem and a fire analysis chip, wherein the image analysis subsystem transmits image analysis result information to the fire analysis chip, the temperature analysis subsystem transmits temperature variation information to the fire analysis chip, and the fire analysis chip carries out calculation and fire judgment according to the information of the image analysis subsystem and the temperature analysis subsystem. The fire-prevention security system further comprises an external fire transmission device, the fire analysis chip transmits fire information to the external fire transmission device, and the image analysis subsystem transmits image information to the external fire transmission device synchronously. Fire can be effectively monitored and the probability of false fire reporting is reduced due to the adoption of the method of combining image analysis and temperature analysis.
Description
Technical field
The utility model belongs to the fire alarm technical field, specifically, relates to a kind of safety-protection system of fire preventing.
Background technology
Along with the development of society, people are increasing to the attention degree of fire, because fire is in case appearance will be accompanied by the loss of material; Several big fire that occur have at present all suffered the tremendous economic damage in various degree.Generation for fear of fire, safety-protection system has all assembled in a lot of mechanisms or company, existing safety-protection system has mostly only been installed image pickup device, image pickup device with image transfer to the security center, personnel monitor constantly by supervision, but monitor area is limited, can not monitor fully, and rely on the manpower monitoring, be prone to the blind area; Some safety-protection systems have been installed the smoke sensing device, but the rate of false alarm of smoke sensing device is larger, cause the human and material resources loss, increase the cost of taking precautions against fire.
Summary of the invention
The purpose of this utility model is to solve the deficiencies in the prior art, and a kind of safety-protection system of fire preventing is provided, and this safety-protection system can effectively monitor fire, and rate of false alarm is low, reduces the fire prevention cost.
The technical solution adopted in the utility model is:
A kind of safety-protection system of fire preventing comprises
The graphical analysis subsystem; Be used for analyzing image change situation in monitor area;
The temperature analysis subsystem; Be used for analyzing temperature variations everywhere in monitor area;
The fire analysis chip; The graphical analysis subsystem passes to the fire analysis chip with the graphical analysis object information, the temperature analysis subsystem passes to the fire analysis chip with temperature information, and the information of fire analysis chips incorporate graphical analysis subsystem and temperature analysis subsystem is carried out the computing judgement condition of a fire;
The external transmitting device of the condition of a fire, the fire analysis chip passes to the external transmitting device of the condition of a fire with condition of a fire information, and the subsystem of graphical analysis simultaneously synchronously passes to the external transmitting device of the condition of a fire with image information.
The mode that the utility model adopts graphical analysis and temperature analysis to combine makes fire analysis more accurate, and the false alarm reduction rate reduces fire extinguishing cost and fire prevention cost.
Wherein, described graphical analysis subsystem comprises image pickup device, image storage apparatus and graphical analysis chip, image pickup device is connected with image storage apparatus and graphical analysis chip signal respectively, and image storage apparatus is connected with the graphical analysis chip signal.
Image pickup device be used for to gather the image in monitor area, and when image was analyzed, the image that first gathers a period of time for monitor area was stored in image storage apparatus as the image of 10 days, 30 days, and contrast images as a setting.The picture signal of newly recording first passes to the graphical analysis chip, and graphical analysis chips incorporate background image is analyzed, and analyzes situation of change red in the image of newly recording, the kermesinus image, comes the preliminary judgement condition of a fire with this.The graphical analysis chip sends to the fire analysis chip to be further processed the condition of a fire information of analyzing.
Wherein, described temperature analysis subsystem comprises thermal imaging system and temperature analysis chip, and thermal imaging system is connected with the temperature analysis chip signal.
Thermal imaging system be used for to gather the temperature variation of the temperature variations, particularly high temp objects of object used in monitor area, and the temperature analysis chip judges according to the heating situation of high temp objects the condition of a fire may occur.
Wherein, described temperature analysis subsystem also comprises the far infrared inductor, and the far infrared inductor is connected with the temperature analysis chip signal.
The far infrared inductor is set, can senses infrared high temp objects, make up the induction range of thermal imaging system.Make the wider of monitor temperature, improve the accuracy rate that the condition of a fire is reported to the police, false alarm reduction.
Wherein, the external transmitting device of the condition of a fire comprises video output interface and the fire message output interface of warning.
The security protection center is by being connected with video output interface and the fire message output interface of warning, can watch in real time the video in monitor area, when fire is warned, can judge condition of a fire rank by watching video, and the needed man power and material of decision fire extinguishing, save the fire extinguishing cost, optimize fire-fighting resource.
Wherein, the external transmitting device of the described condition of a fire comprises image compressing device, modulator and the wireless launcher of signal connection successively.
Image compressing device compresses vision signal, and the vision signal of compression is by modulator amplitude modulation and send by wireless launcher; The electronic product that the scene has wireless telecommunications all can receive, and can watch the condition of a fire on-the-spot.
Wherein, the safety-protection system of described a kind of fire preventing also comprises warning device, and warning device is connected with the fire analysis chip.
When the condition of a fire was arranged, the fire analysis chip was controlled warning device work at once, informed that the field staff evacuates at once and the staff puts out a fire.
Wherein, be provided with the IP chip in described image pickup device and/or thermal imaging system.
When the graphical analysis subsystem transmits image analysis entity information to the fire analysis chip, also the address at image place is passed to the fire analysis chip simultaneously, the temperature analysis subsystem is also like this; Therefore when the fire analysis chip carried out the computing judgement and the condition of a fire occurs, the fire analysis chip together sent to the external transmitting device of the condition of a fire with condition of a fire address and condition of a fire information simultaneously.Therefore, the security protection center is also known the condition of a fire to occur at specified place in the situation that receives the condition of a fire simultaneously, gives fire fighting and rescue direction accurately, improves fire-fighting efficiency.
Wherein, described warning device comprises phonetic alarm.
By language alarm, can inform that the field staff has the condition of a fire there, make unrelated person obtain effectively withdrawing rapidly, the staff can rush for the scene at once.Certainly can also voice guard and light crossing-signal be set according to actual conditions.
The beneficial effect that the utility model is obtained is: the utility model adopts the mode of image and temperature binding analysis, can effectively monitor the condition of a fire, and the probability of the false alarm reduction condition of a fire.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Reference numeral is:
1---temperature analysis subsystem 2---graphical analysis subsystem
3---fire analysis chip 4---warning device
5---the external transmitting device 11 of the condition of a fire---temperature analysis chip
12---thermal imaging system 13---far infrared inductor
21---graphical analysis chip 22---image storage apparatus
23---image pickup device.
Embodiment
Below in conjunction with accompanying drawing 1 and embodiment, the utility model is described further.
Embodiment: referring to Fig. 1.
A kind of safety-protection system of fire preventing comprises graphical analysis subsystem 2, temperature analysis subsystem 1 and fire analysis chip 3; Graphical analysis subsystem 2 passes to fire analysis chip 3 with the graphical analysis object information, temperature analysis subsystem 1 passes to fire analysis chip 3 with temperature information, and the information of fire analysis chip 3 combining image analyzing subsystems 2 and temperature analysis subsystem 1 is carried out the computing judgement condition of a fire; Safety-protection system also comprises the external transmitting device 5 of the condition of a fire, and fire analysis chip 3 passes to the external transmitting device 5 of the condition of a fire with condition of a fire information, and the subsystem 2 of graphical analysis simultaneously synchronously passes to the external transmitting device 5 of the condition of a fire with image information.Wherein, described graphical analysis subsystem 2 comprises image pickup device 23, image storage apparatus 22 and graphical analysis chip 21, image pickup device 23 is connected with image storage apparatus 22 and graphical analysis chip 21 signals respectively, and image storage apparatus 22 is connected with graphical analysis chip 21 signals.Described temperature analysis subsystem 1 comprises thermal imaging system 12 and temperature analysis chip 11, and thermal imaging system 12 is connected with temperature analysis chip 11 signals.Described temperature analysis subsystem 1 also comprises far infrared inductor 13, and far infrared inductor 13 is connected with temperature analysis chip 11 signals.
When the utility model is specifically implemented: the monitored area is monitored, image pickup device 23 adopts low illuminance CCD camera, first 10 days (there is no fire in these 10 days) carried out making a video recording continuously in the monitored area, this shooting information of 10 days is stored in image storage apparatus 22 and information as a setting, then image pickup device 23 begins shoot and monitors, graphical analysis chip 21 compares for the image of newly taking the photograph and background information, and find out the flame characteristic parameter, wherein the flame characteristic parameter mainly comprises color characteristic, position feature, area features etc.; Graphical analysis chip 21 carries out functional operation by extract the flame characteristic parameter in continuous image, and calculates fire occurrence probability f (t); As f (t) 〉=during T, T is for setting threshold values, and as T=0.1 to 0.3, graphical analysis chip 21 passes to fire analysis chip 3 with the flame characteristic parameter, if during f (t)＜T, graphical analysis chip 21 does not transmit the flame characteristic parameter.Thermal imaging system 12 adopts CCD infrared pick-up camera lens simultaneously, temperature profile parameter in monitor area is taken a sample, wherein the temperature profile parameter comprises the correlation parameters such as location parameter, temperature parameter, temperature analysis chip 11 calculates condition of a fire occurrence probability F (t), as F (t) 〉=during T, temperature analysis chip 11 passes to fire analysis chip 3 with the temperature profile parameter, if during F (t)＜T, temperature analysis chip 11 does not transmit the temperature profile parameter.Fire analysis chip 3 only begins calculation process and analyzes the condition of a fire, 1 when receiving flame characteristic parameter and temperature profile parameter), when the location parameter of flame characteristic parameter and temperature profile parameter position when inconsistent, occurrence index is F (t); 2), when the location parameter of flame characteristic parameter is consistent with the temperature profile parameter position, occurrence index is M (t)=r F (t)+(1-r) f (t); Wherein, r represents adjustment factor, selects according to actual conditions, as r=0.3.Send the difference signal of warning according to M (t) value, as M (t)〉during N1, the fire disaster analyzing chip directly sends the one-level fire alarm information, expression has big fire to occur, as N1 〉=M (t) 〉=during N2, the fire disaster analyzing chip sends multiple alarm information, the expression condition of a fire is little, and spreading trend is arranged; As M (t)＜N2, the fire disaster analyzing chip sends three grades of condition of a fire information, and expression has the condition of a fire symptom of a trend, just can under processing a little.N1, N2 set its threshold values according to actual conditions, as N1=0.6, and N2=0.3; The fire disaster analyzing chip is when external transmitting device 5 externally transmits fire alarm by the condition of a fire, graphical analysis subsystem 2 externally transmits the image/video of Real-time Collection by the external transmitting device 5 of the condition of a fire, the security protection center judges the fire extinguishing personnel in conjunction with condition of a fire rank and image/video, make human and material resources obtain the high-quality collocation, use manpower and material resources sparingly.
In order to facilitate the signal transmission, the external transmitting device 5 of the condition of a fire is provided with video output interface and the fire message output interface of warning.The security protection center can by being connected with video output interface and the fire message output interface of warning, in time obtain condition of a fire information.
In order to allow field staff and related personnel also can in time obtain condition of a fire information, the external transmitting device 5 of the described condition of a fire comprises image compressing device, modulator and the wireless launcher of signal connection successively.Image compressing device compresses vision signal, and the vision signal of compression is by modulator amplitude modulation and send by wireless launcher; The electronic product that the scene has wireless telecommunications all can receive, and can watch the condition of a fire on-the-spot, and wherein, wireless launcher can be chosen as the WIFI transmitter.Also be provided with in addition warning device 4, warning device 4 is connected with fire analysis chip 3.When the condition of a fire was arranged, fire analysis chip 3 was controlled warning device 4 work at once, informs that the field staff evacuates at once and the staff puts out a fire.
Further, for definite condition of a fire scene, and condition of a fire situation, being provided with the IP chip in described image pickup device 23 and/or thermal imaging system 12, described warning device 4 comprises phonetic alarm.
In case there is the condition of a fire to occur, fire analysis chip 3 can calculate condition of a fire occurrence probability everywhere, pass through language alarm, can inform this field staff's where is it condition of a fire, condition of a fire What gives, what kind of needs process, make simultaneously unrelated person obtain effectively withdrawing rapidly, the staff can rush for the scene at once.As equivalent variations, warning device 4 can be voice guard or light crossing-signal with and combination.
Be only below the application's preferred embodiment, equivalent technical solutions on this basis still falls into the application protection domain.
Claims (7)
1. the safety-protection system of a fire preventing, it is characterized in that: it comprises:
Be used for analyzing the graphical analysis subsystem of image change situation in monitor area;
Be used for to analyze in monitor area the temperature analysis subsystem of temperature variations everywhere;
The fire analysis chip; The graphical analysis subsystem passes to the fire analysis chip with the graphical analysis object information, and the temperature analysis subsystem passes to the fire analysis chip with temperature information;
The external transmitting device of the condition of a fire; The fire analysis chip passes to the external transmitting device of the condition of a fire with condition of a fire information, and the subsystem of graphical analysis simultaneously synchronously passes to the external transmitting device of the condition of a fire with image information.
2. the safety-protection system of a kind of fire preventing according to claim 1, it is characterized in that: described graphical analysis subsystem comprises image pickup device, image storage apparatus and graphical analysis chip, image pickup device is connected with image storage apparatus and graphical analysis chip signal respectively, and image storage apparatus is connected with the graphical analysis chip signal.
3. the safety-protection system of a kind of fire preventing according to claim 2, it is characterized in that: described temperature analysis subsystem comprises thermal imaging system and temperature analysis chip, thermal imaging system is connected with the temperature analysis chip signal.
4. the safety-protection system of a kind of fire preventing according to claim 3, it is characterized in that: described temperature analysis subsystem also comprises the far infrared inductor, the far infrared inductor is connected with the temperature analysis chip signal.
5. the safety-protection system of a kind of fire preventing according to claim 4 is characterized in that: the external transmitting device of the condition of a fire comprises video output interface and the fire message output interface of warning; The external transmitting device of the described condition of a fire comprises image compressing device, modulator and the wireless launcher of signal connection successively.
6. the safety-protection system of a kind of fire preventing according to claim 5, it is characterized in that: the safety-protection system of described a kind of fire preventing also comprises warning device, warning device is connected with the fire analysis chip.
7. the safety-protection system of a kind of fire preventing according to claim 6, it is characterized in that: be provided with the IP chip in described image pickup device and/or thermal imaging system, described warning device comprises phonetic alarm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220643841 CN202939758U (en) | 2012-11-29 | 2012-11-29 | Fire-prevention security system |
| HK13107511A HK1180176A2 (en) | 2012-11-29 | 2013-06-26 | Security system for fire precaution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220643841 CN202939758U (en) | 2012-11-29 | 2012-11-29 | Fire-prevention security system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202939758U true CN202939758U (en) | 2013-05-15 |
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ID=48323986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220643841 Expired - Fee Related CN202939758U (en) | 2012-11-29 | 2012-11-29 | Fire-prevention security system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202939758U (en) |
| HK (1) | HK1180176A2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102930686A (en) * | 2012-11-29 | 2013-02-13 | 东莞市雷恩电子科技有限公司 | Security system for fire prevention and fire detection method |
| CN105513248A (en) * | 2015-11-25 | 2016-04-20 | 国网辽宁省电力有限公司阜新供电公司 | Transformer station fire hazard prevention system |
-
2012
- 2012-11-29 CN CN 201220643841 patent/CN202939758U/en not_active Expired - Fee Related
-
2013
- 2013-06-26 HK HK13107511A patent/HK1180176A2/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102930686A (en) * | 2012-11-29 | 2013-02-13 | 东莞市雷恩电子科技有限公司 | Security system for fire prevention and fire detection method |
| CN105513248A (en) * | 2015-11-25 | 2016-04-20 | 国网辽宁省电力有限公司阜新供电公司 | Transformer station fire hazard prevention system |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1180176A2 (en) | 2013-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20151129 |