CN214752190U - Special protection type image fire detection device and detection system thereof - Google Patents
Special protection type image fire detection device and detection system thereof Download PDFInfo
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- CN214752190U CN214752190U CN202120182438.1U CN202120182438U CN214752190U CN 214752190 U CN214752190 U CN 214752190U CN 202120182438 U CN202120182438 U CN 202120182438U CN 214752190 U CN214752190 U CN 214752190U
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Abstract
The utility model relates to a fire detection technical field, concretely relates to special type protection type image fire detection device, including first camera, second camera, video flame analysis mainboard and alarm device, first camera, second camera and alarm device respectively with video flame analysis mainboard communication is connected, be equipped with infrared filter on the first camera. The utility model discloses protection type image fire detection device gathers environment light and infrared light respectively through two cameras, gathers the infrared light when confirming, and whole light environment with flame combustion time data match, video flame analysis mainboard confirms that the conflagration takes place this moment, this detection device just takes place to report to the police when two all accord with the conflagration emergence situation through the difference analysis to infrared light and light environment, reduce the mistake and report.
Description
Technical Field
The utility model relates to a fire detection technical field, especially special protection type image fire detection device and detecting system thereof.
Background
The image type fire detector is characterized by adopting a non-contact detection mode, having high reaction speed, being capable of quickly reacting to flame with a small area, being matched with a fire extinguishing system, being capable of controlling fire under a sprouting state, preventing the fire from spreading and avoiding causing greater economic loss.
Mainstream image fire detector in current market carries out the analysis contrast to the video information that the camera was collected, confirms whether to take place conflagration and the type of conflagration, mainly is applied to indoor building place, like airport terminal, culture art venue etc. but receives external complicated ambient light to influence, and the alert condition of wrong report appears easily in image fire detector.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: aiming at the problems that the prior art is influenced by external complex ambient light and false alarm is easy to occur in an image fire detector, a special protection type image fire detection device and a detection system thereof are provided.
In order to realize the purpose, the utility model discloses a technical scheme be:
the special protection type image fire detection device comprises a first camera, a second camera, a video flame analysis main board and an alarm device, wherein the first camera, the second camera and the alarm device are respectively in communication connection with the video flame analysis main board, and an infrared filter is arranged on the first camera.
The protective image fire detection device of the utility model collects images through the first camera and the second camera, the first camera is provided with the infrared filter, so that the first camera can collect infrared light generated by flame, the second camera can collect all light rays of the environment, the first camera and the second camera both transmit the collected light ray data to the video flame analysis main board, when the video flame analysis main board determines that the first camera collects infrared light and the light data collected by the second camera is matched with the flame light data, then the fire disaster is judged to occur, at the moment, the video flame analysis main board transmits the information of the fire disaster to the alarm device, alarm device sends out the police dispatch newspaper, and this detection device just takes place to report to the police when two all accord with the conflagration emergence situation through the difference analysis to infrared light and light environment, reduces the mistake and reports.
As the utility model discloses a preferred scheme still includes the installation casing, first camera, second camera and video flame analysis mainboard all set up in the casing, be equipped with the video acquisition window on the casing. The camera lens of first camera and second camera all aim at the collection window to the casing outside, through gather mouthful realization flame video's collection, the casing has carried out certain protection to first camera, second camera and flame analysis mainboard, avoids damaging and unable normal warning when the conflagration breaing out.
As the preferred scheme of the utility model, be equipped with flame proof glass on the video acquisition window. Under the condition that the first camera and the second camera are required to carry out video acquisition through the video acquisition window, the shell is further sealed, the protection of elements inside the shell is enhanced, and the special protection type image fire detection device structurally has the waterproof, dustproof and explosion-proof performances and is long in service life.
As the preferred scheme of the utility model, the flame proof glass is toughened glass, thickness 10mm 2 mm. Toughened glass has the anti-wind pressure, cold-resistant, heat-resisting and shock resistance, satisfies the on-the-spot use of conflagration, can provide sufficient guard time for the inside component of casing, ensures that the inside component of casing can be surveyed the conflagration.
As the utility model discloses a preferred scheme, alarm device includes audible-visual annunciator module and/or voice broadcast module. The sound-light alarm module and/or the voice broadcast module are in communication connection with the flame analysis mainboard, so that the fire information received by the flame analysis mainboard can be more visually represented, and workers are timely notified through alarm sound and/or alarm light and/or voice, and various alarm signals are sent out, so that the situation that the fire information is delayed when the workers are not near the alarm device is avoided.
The fire detection system comprises a central control host, a video display storage device and the special protection type image fire detection device, wherein the central control host and the display storage device are respectively in communication connection with the special protection type image fire detection device.
The utility model discloses fire detection system, special protection type image fire detection device realize being connected with special protection type image fire detection device communication showing storage device and special protection type image fire detection device communication, real-time remote display is protected regional video information, the central control host computer is connected with special protection type image fire detection device communication, real-time processing alarm signal and operational data realize that this fire detection system's remote bus system communication is reported to the police, real-time image flame analysis, real-time video monitoring.
As the utility model discloses an optimal scheme, special protection type image fire detection device is a plurality of. The special protection type image fire detection device can be arranged at multiple positions and multiple angles to detect fire, and the fire detection range is enlarged.
As the utility model discloses an optimal scheme, fire detection system still includes the fire power supply, the fire power supply is connected with central control host computer, display storage equipment and special type protection type image fire detection device electricity respectively. The regional circuit that takes place the conflagration often can take the lead to suffer the damage, if detection system supplies power through existing circuit probably can't work when the conflagration takes place, so set up independent fire control power supply, realize the long-range bus type power supply of concentrating of this system, the fire control power supply can carry out the electric energy deposit when exchanging the commercial power and just being normal, and the fire control power supply provides the power for fire detection system after the outage to ensure detection system's normal operating.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses protection type image fire detection device gathers environment light and infrared light respectively through two cameras, gathers the infrared light when confirming, and whole light environment with flame combustion time data match, video flame analysis mainboard confirms that the conflagration takes place this moment, this detection device just takes place to report to the police when two all accord with the conflagration emergence situation through the difference analysis to infrared light and light environment, reduce the mistake and report.
Drawings
FIG. 1 is a schematic structural view of a feature-protected image fire detection device according to the present invention;
FIG. 2 is a schematic diagram of the fire detection system of the present invention;
the labels in the figure are: 1-special protection type image fire detection device, 11-first camera, 111-infrared filter, 12-second camera, 13-video flame analysis mainboard, 14-alarm device, 15-shell, 151-video acquisition window, 152-explosion-proof glass, 2-central control host, 3-video display storage equipment and 4-fire-fighting power supply.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1, the special protection type image fire detection device includes a first camera 11, a second camera 12, a video flame analysis main board 13 and an alarm device 14, wherein the first camera 11, the second camera 12 and the alarm device 14 are respectively in communication connection with the video flame analysis main board 13, and an infrared filter 111 is arranged on the first camera 11.
Further, the device also comprises a mounting shell 15, the first camera 11, the second camera 12 and the video flame analysis mainboard 13 are all arranged in the shell 15, a video acquisition window 151 is arranged on the shell 15, lenses of the first camera 11 and the second camera 12 are all aligned to the acquisition window 151 and point to the outer side of the shell 15, flame video acquisition is achieved through the acquisition window, the shell 15 protects the first camera 11, the second camera 12 and the flame analysis mainboard 13 to a certain extent, and damage caused by fire disaster is avoided, and normal alarm cannot be given; furthermore, the video acquisition window 151 is provided with an explosion-proof glass 152, under the condition that the video acquisition of the first camera 11 and the second camera 12 through the video acquisition window 151 is met, the shell 15 is further sealed, the protection of elements inside the shell 15 is enhanced, wherein the explosion-proof glass 152 is toughened glass with the thickness of 10mm +/-2 mm, the toughened glass has wind pressure resistance, cold resistance, heat resistance and impact resistance, the use in a fire scene is met, enough protection time can be provided for the elements inside the shell 15, the elements inside the shell 15 can be ensured to detect a fire, preferably, the first camera 11 is an infrared image CCD, the second camera is a color image CCD, the installation shell 15 is a metal cylinder structural member, when a flame occurs in a monitored area, the infrared image CCD and the color image CCD carry out video acquisition simultaneously, carrying out pattern recognition analysis through a video flame analysis main board, calling flame forms from a database function, comparing parameters of a bright center threshold value and a flicker frequency, filtering out the influence of ambient light to obtain a result, and if the condition of flame is met, lightening a red fire alarm indicator lamp, attracting an alarm relay and transmitting alarm information through a bus interface; when the reset signal is received, the red fire alarm indicator lamp is turned off, the alarm relay is released, and the detector is reset to enter a detection mode.
Further, alarm device 14 includes audible and visual alarm module and/or voice broadcast module, audible and visual alarm module and/or voice broadcast module with flame analysis mainboard 13 communication is connected, can more directly show the fire information that flame analysis mainboard 13 received, in time inform the staff through alarm sound and/or alarm light and/or pronunciation, the sending of multiple alarm signal avoids the staff not near alarm device 14 time delay the discovery of fire information.
The utility model discloses a protection type image fire detection device, gather the light image through first camera 11 and second camera 12, be provided with infrared filter 111 on first camera 11, make first camera 11 collect the infrared light that flame produced, second camera 12 can collect all light of environment, both transmit the light data that collect to video flame analysis mainboard 13, when video flame analysis mainboard 13 confirms that first camera 11 has collected the infrared light, and the light data that second camera 12 collected is identical with flame light data, judge that the conflagration has taken place, at this moment, video flame analysis mainboard 13 transmits the information that the conflagration took place to alarm device 14, alarm device 14 sends out the police dispatch newspaper, this detection device is through the difference analysis to infrared light and light environment, both terms all accord with the conflagration emergence situation and just take place the warning, and false alarm is reduced.
Example 2
As shown in fig. 2, the utility model also provides a fire detection system, including central control host computer 2 and video display storage device 3, still include special protection type image fire detection device 1 as embodiment 1, central control host computer 2 with show storage device 3 respectively with special protection type image fire detection device 1 communication connection.
The utility model discloses fire detection system, special protection type image fire detection device 1 realizes showing storage device 3 and being connected with special protection type image fire detection device 1 communication to the judgement on the scene of fire, shows in real time that the video information by the protection zone, and central control host computer 2 is connected with special protection type image fire detection device 1 communication, real-time processing alarm signal and operational data.
Furthermore, the special protection type image fire detection devices 1 are multiple in number, the special protection type image fire detection devices 1 can be arranged at multiple positions and multiple angles to detect fire, the range of fire detection is enlarged, meanwhile, positioning coordinate information is configured in each setting position in advance, and the position where the fire occurs is determined according to the corresponding special protection type image fire detection devices 1.
Further, fire detection system still includes fire power supply 4, fire power supply 4 is connected with central control host computer 2, display storage device 3 and special protection type image fire detection device 1 electricity respectively, the regional circuit that takes place the conflagration often can suffer the damage first, if detection system supplies power through existing circuit probably can't work when the conflagration takes place, so set up independent fire power supply 4 power supply, fire power supply 4 can exchange the commercial power when just normal, carry out the electric energy deposit, fire power supply 4 provides the power for fire detection system after the outage to ensure detection system's normal operating.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The special protection type image fire detection device is characterized by comprising a first camera (11), a second camera (12), a video flame analysis main board (13) and an alarm device (14), wherein the first camera (11), the second camera (12) and the alarm device (14) are respectively in communication connection with the video flame analysis main board (13), and an infrared filter (111) is arranged on the first camera (11).
2. A special protection type image fire detection device according to claim 1, characterized by further comprising a mounting housing (15), wherein the first camera (11), the second camera (12) and the video flame analysis main board (13) are all arranged in the housing (15), and a video acquisition window (151) is arranged on the housing (15).
3. A special protection type image fire detection device according to claim 2, characterized in that the video acquisition window (151) is provided with flameproof glass (152).
4. A special protection type image fire detection device according to claim 3, characterized in that the flameproof glass (152) is toughened glass with a thickness of 10mm ± 2 mm.
5. A special protection type image fire detection device according to any one of claims 1-4, characterized in that the alarm device (14) comprises an audible and visual alarm module and/or a voice broadcast module.
6. Fire detection system, characterized in that it comprises a central control host (2) and a video display storage device (3), and further comprises a special protection type image fire detection device (1) according to any one of claims 1 to 5, wherein the central control host (2) and the display storage device (3) are respectively in communication connection with the special protection type image fire detection device (1).
7. A fire detection system according to claim 6, wherein the special protection type image fire detection device (1) is in number.
8. A fire detection system according to claim 6, further comprising a fire protection power supply (4), the fire protection power supply (4) being electrically connected to the central control host (2), the display storage device (3) and the special protection type image fire detection apparatus (1), respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120182438.1U CN214752190U (en) | 2021-01-22 | 2021-01-22 | Special protection type image fire detection device and detection system thereof |
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| CN202120182438.1U CN214752190U (en) | 2021-01-22 | 2021-01-22 | Special protection type image fire detection device and detection system thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566034A (en) * | 2022-02-22 | 2022-05-31 | 深圳市时代经纬科技有限公司 | Portable emergent visual one-key alarm device |
| CN115035677A (en) * | 2022-06-17 | 2022-09-09 | 新创碳谷控股有限公司 | Detection system for fire flame in oxidation furnace and fire extinguishing security system |
-
2021
- 2021-01-22 CN CN202120182438.1U patent/CN214752190U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566034A (en) * | 2022-02-22 | 2022-05-31 | 深圳市时代经纬科技有限公司 | Portable emergent visual one-key alarm device |
| CN114566034B (en) * | 2022-02-22 | 2024-03-26 | 深圳市时代经纬科技有限公司 | Portable emergency visual one-key alarm device |
| CN115035677A (en) * | 2022-06-17 | 2022-09-09 | 新创碳谷控股有限公司 | Detection system for fire flame in oxidation furnace and fire extinguishing security system |
| CN115035677B (en) * | 2022-06-17 | 2023-01-20 | 新创碳谷集团有限公司 | Detection system for fire flame in oxidation furnace and fire extinguishing security system |
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