CN207867659U - A kind of infrared and ultraviolet combined type scanning flame detector - Google Patents
A kind of infrared and ultraviolet combined type scanning flame detector Download PDFInfo
- Publication number
- CN207867659U CN207867659U CN201820192479.7U CN201820192479U CN207867659U CN 207867659 U CN207867659 U CN 207867659U CN 201820192479 U CN201820192479 U CN 201820192479U CN 207867659 U CN207867659 U CN 207867659U
- Authority
- CN
- China
- Prior art keywords
- infrared
- ultraviolet
- flame detector
- combined type
- light sensing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
A kind of infrared and ultraviolet compound scan flame detector, belongs to detection technology field.The utility model detector includes telescopic system, pyroelectric infrared sensor, ultraviolet light sensing tube and processor；The telescopic system is set to the front of the pyroelectric infrared sensor and the ultraviolet light sensing tube, for light to be converged to the pyroelectric infrared sensor and the ultraviolet light sensing tube；The processor is separately connected the pyroelectric infrared sensor, the ultraviolet light sensing tube.The utility model can the remote, flame in search coverage on a large scale, and the flame in region can be positioned, detectivity is high, and detection range is remote.
Description
Technical field
The utility model belongs to detection technology field, more particularly to a kind of infrared and ultraviolet combined type scans flame detecting
Device.
Background technology
Detector is suitable for all kinds of：Oil depot, Jiu Ku, hangar, chemical industry equipment place, military equipment place, liquefied gas station,
When the fire such as power station are sprouted without the stage of glowing or it is less glow the stage, and directly to generate the place based on open fire.With higher
Anti-interference ability, do not influenced by wind and rain, high temperature, high humidity and natural artificial light source etc., can works fine in indoor or outdoors ring
Border.
Conventional infrared flame detector cannot detect the flame of non-carbon-containing substance combustion.Its use principle is detection flame combustion
The infrared light that the carbon dioxide released in the process ejects is burnt, the generation of fire is judged with this, that is to say, that infrared fire
Flame detector can only detect the combustion flame of carbonaceous material, and cannot detect the non-carbon-containing substance such as hydrogen, phosphorus, lithium metal
Burning.Therefore the fire caused to this substance cannot send out alarm signal in time, and it is hidden to bring greatly safety for society
Suffer from.
Ultraviolet flame detector can detect the burning of the non-carbon-containing substance such as hydrogen, phosphorus, lithium metal, belong to alarm signal transmission
Field.Ultraviolet flame detector is to detect pipe as sensitive detection parts, before flame not yet forms apparent flare using ultraviolet light
The ultraviolet light that spectrum in flame is 185nm~260nm can be detected, to send out a kind of device of fire alarm signal.
Ultraviolet flame detector is installed in public places, can be to fire alarm control unit when fire occurs in building
Signal is sent out, after fire alarm control unit receives alarm signal, shows that the number of ultraviolet flame detector or position are concurrent
Go out alarm signal.
But single infrared flame detector and ultraviolet flame detector detection accuracy be not high, is easy by external environment
The interference of other factors and generate the problems such as failing to report wrong report, and flame detector be fixedly mounted, investigative range is small, needs to use
The fire condition for making a reservation for area could be detected to multiple flame detectors, cost high performance-price ratio is low.
Utility model content
Existing problem and shortage for the above-mentioned prior art, the purpose of this utility model are to provide a kind of detection visual angle
Greatly, the high infrared and ultraviolet combined type scanning flame detector of comprehensive scanning, detection accuracy can be realized.
According to above-mentioned purpose, the utility model provides a kind of infrared and ultraviolet combined type scanning flame detector, including hopes
Remote system, pyroelectric infrared sensor, ultraviolet light sensing tube and processor；The telescopic system is set to the passive sensor
The front of device and the ultraviolet light sensing tube, for light to be converged to the pyroelectric infrared sensor and described ultraviolet photosensitive
Pipe；The processor is separately connected the pyroelectric infrared sensor, the ultraviolet light sensing tube.
Preferably, the detecting band of the pyroelectric infrared sensor is 4.35um, the detection of the ultraviolet light sensing tube
Wave band is 180-260nm.
Preferably, the telescopic system is refraction type telescopic system or reflective telescopic system.
Preferably, described infrared and ultraviolet combined type scanning flame detector further includes holder, the infrared thermal release electric
Sensor, ultraviolet light sensing tube and processor three are set on the holder, and the holder is connect with the microprocessor.
Preferably, the holder is the rotary platform of 360 degree rotation and vertical direction ± 90 ° rotation in the horizontal direction.
Preferably, infrared and ultraviolet combined type scanning flame detector further includes rotating mechanism, the rotating mechanism packet
Include scanning pendulum len and the rotation mechanism in vertical shaft being connect respectively with the scanning pendulum len and pitching mechanism；The scanning pendulum
Mirror is set in front of the telescopic system；The rotation mechanism in vertical shaft and the pitching mechanism are separately connected the microprocessor
Device.
Preferably, the rotation mechanism in vertical shaft is 360 degree of rotation mechanism in vertical shaft.
Preferably, infrared and ultraviolet combined type scanning flame detector further includes being set to the pyroelectric infrared sensor
Filter amplification circuit between the processor and the driving between the ultraviolet light sensing tube and the processor are whole
Shape circuit.
The utility model has the advantages that:
A kind of infrared and ultraviolet combined type of the utility model scans flame detector, simple and compact for structure, the side of installing and using
Just, point type scanning is realized, detection accuracy and accuracy all have been improved, and detection angle is big, without adjusting search angle when installation
Degree is, it can be achieved that 360 ° omni-directional detects.
Description of the drawings
Fig. 1 is the structure diagram that a kind of infrared and ultraviolet combined type of the utility model scans flame detector；
Fig. 2 is the structural frames under a kind of infrared and ultraviolet combined type scanning one embodiment of flame detector of the utility model
Figure；
Fig. 3 is the structure under a kind of infrared and ultraviolet combined type scanning another embodiment of flame detector of the utility model
Block diagram.
Specific implementation mode
Such as Fig. 1, a kind of infrared and ultraviolet combined type scanning flame detector of the utility model includes telescopic system, infrared heat
Release electric transducer, ultraviolet light sensing tube and processor.The telescopic system is set to the pyroelectric infrared sensor and described ultraviolet
The front of photosensitive tube, the processor are separately connected the pyroelectric infrared sensor, the ultraviolet light sensing tube.Described look in the distance be
For system for that will subscribe the convergence of rays in range to the sensor, the light includes infrared light and ultraviolet light；It is described
Pyroelectric infrared sensor and the ultraviolet light sensing tube for incuding received light, with obtain the infrared of predetermined band and
Ultraviolet spectral information；The processor is connect with the pyroelectric infrared sensor and the ultraviolet light sensing tube, to pre- standing wave
The infrared and ultraviolet band of section is handled, and is judged in the preset range according to the spectral information of treated predetermined band
With the presence or absence of there is flame.
For fire burning, the infrared band of 4.3 ~ 4.4um and the ultraviolet band of 180 ~ 260nm are typically to respond
Wave band, therefore as advanced optimizing, the detecting band of the pyroelectric infrared sensor is 4.35um, the ultraviolet light sensing tube
Detecting band be 180-260nm.
It advanced optimizes, the telescopic system can make reflective telescopic system can also be refraction type telescopic system, carry
The high detection range of flame detector.The reflective telescopic system selects Cassegrain system, ultraviolet light more to converge, and detects
Apart from longer, sensitivity is stronger.The transmission-type telescopic system can select two panels or multi-disc eyeglass to constitute, and ultraviolet light more converges
Poly-, detection range is longer, and sensitivity is stronger.
In order to increase the detection accuracy of flame detector, infrared and ultraviolet combined type scanning flame detector further includes being set to
Filter amplification circuit between the pyroelectric infrared sensor and the processor and it is set to the ultraviolet light sensing tube and institute
State the driving shaping circuit between processor.The filter amplification circuit is connect with processor, for the infrared thermal release electric
The infrared band that sensor sensing obtains is handled, and the driving shaping circuit is connect with processor, for described ultraviolet
The pulse wave band that photosensitive tube senses is handled.
In order to improve the scanning range of flame detector, two kinds of scan modes are set, respectively holder scan mode or are regarded
Field scan mode can be used different scan modes under varying environment, improve the applicability of flame detector.
Fig. 2 shows the infrared and ultraviolet combined types of holder scan mode to scan flame detector.The detector further includes
Holder, the pyroelectric infrared sensor, ultraviolet light sensing tube and processor three be set to the holder on, the holder with it is described
Microprocessor connects.The holder can 360 ° of continuous rotations of horizontal direction, vertical direction be ± 90 ° rotation, flame detector master
Body is arranged on holder, and the control that holder receives processor is cruised according to certain path, by being set in cruise route
Preset point be scanned one by one, to obtain in covering scene the infrared and ultraviolet band information on each point, and by position
Information feeds back to processor, and infrared light and ultraviolet light focus on pyroelectric infrared sensor and ultraviolet light sensing tube by telescopic system
Test surface on, pyroelectric infrared sensor and ultraviolet light sensing tube induction obtain corresponding information, pass through filter and amplification shaping and turn
It changes after processing using microprocessor is entered, microprocessor carries out calculating ratio by built-in algorithm to infrared band and ultraviolet band
Compared with when the algorithm built in processor judges that the radiation signal received is flame information, flame detector generates alarm, and leads to
It crosses networking output interface output warning message and detects the location information of open fire.
Fig. 3 shows the infrared and ultraviolet combined type scanning flame detector of visual field scanning mode.It is infrared and ultraviolet compound
It further includes rotating mechanism that formula, which scans flame detector, and the rotating mechanism includes scanning pendulum len and put respectively with the scanning
The rotation mechanism in vertical shaft and pitching mechanism of mirror connection, the scanning pendulum len are set in front of the telescopic system, the level
Rotating mechanism and the pitching mechanism are separately connected the microprocessor.Preferably, the telescopic system is two, respectively
Set on the front of the pyroelectric infrared sensor and the ultraviolet light sensing tube, there are two the scanning pendulum lens, is set to respective
In front of telescopic system.
The processor sends control instruction, 360 ° of scenes scanning of system to rotation mechanism in vertical shaft and pitching mechanism
It is to horizontally rotate and vertically rotate mutually coordinating as a result, it is effective, therefore basis to only have Partial angle in vertical scan direction
Principle of reflection enables 360 ° in the horizontal direction of scanning pendulum len, according to certain angular movement in vertical direction, you can realizes complete
The scanning in orientation.By the rotation and swing of scanning pendulum len, infrared light and ultraviolet light in preset range is enabled to enter to look in the distance and be
System, is focused on the test surface of pyroelectric infrared sensor and ultraviolet light sensing tube, pyroelectric infrared sensor by telescopic system
Corresponding information is obtained with ultraviolet light sensing tube induction, enters microprocessor by being used after filter and amplification shaping conversion process, it is micro-
Processor is calculated and compared infrared band and ultraviolet band by built-in algorithm, when the algorithm built in processor is judged
When the radiation signal of reception is flame information, flame detector generates alarm, and exports warning message by networking output interface
With the location information for detecting open fire.
In addition, described infrared and ultraviolet combined type scanning flame detector further includes power supply, the power supply in Fig. 2
The respectively described pyroelectric infrared sensor, ultraviolet light sensing tube, holder, processor, input/output interface circuit power supply.In Fig. 3
Power supply be respectively ultraviolet light sensing tube, rotating mechanism, processor, input/output interface circuit power supply.Wherein, the input
Output interface circuit includes RS485 interface circuits, for connecting holder/rotating mechanism and microprocessor；Warning output interface electricity
Road is used for output alarm signal, such as by lighting LED warnings；RJ45 interface circuits send alarm for connecting monitoring system
Signal, flame location information are to monitoring system.
It should be understood by those skilled in the art that the embodiments of the present invention shown in foregoing description and attached drawing are only used as
It illustrates and is not intended to limit the utility model.The purpose of this utility model completely effectively realizes.The function of the utility model
And structural principle shows and illustrates in embodiment, under without departing from the principle, the embodiment of the utility model can
To have any deformation or modification.
Claims (8)
1. a kind of infrared and ultraviolet combined type scans flame detector, which is characterized in that including telescopic system, infrared thermal releasing fax
Sensor, ultraviolet light sensing tube and processor；The telescopic system is set to the pyroelectric infrared sensor and the ultraviolet light sensing tube
Front, for light to be converged to the pyroelectric infrared sensor and the ultraviolet light sensing tube；The processor connects respectively
Connect the pyroelectric infrared sensor, the ultraviolet light sensing tube.
2. the infrared and ultraviolet combined type of one kind according to claim 1 scans flame detector, which is characterized in that described red
The detecting band of outer pyroelectric sensor is 4.35um, and the detecting band of the ultraviolet light sensing tube is 180-260nm.
3. the infrared and ultraviolet combined type of one kind according to claim 1 scans flame detector, which is characterized in that the prestige
Remote system is refraction type telescopic system or reflective telescopic system.
4. the infrared and ultraviolet combined type of one kind according to claim 1 scans flame detector, which is characterized in that further include
Holder, the pyroelectric infrared sensor, ultraviolet light sensing tube and processor three be set to the holder on, the holder with it is described
Processor connects.
5. the infrared and ultraviolet combined type of one kind according to claim 4 scans flame detector, which is characterized in that the cloud
Platform is the rotary platform of 360 degree rotation and vertical direction ± 90 ° rotation in the horizontal direction.
6. the infrared and ultraviolet combined type of one kind according to claim 1 scans flame detector, which is characterized in that further include
Rotating mechanism, the rotating mechanism include scanning pendulum len and the rotation mechanism in vertical shaft being connect respectively with the scanning pendulum len and
Pitching mechanism；The scanning pendulum len is set in front of the telescopic system；The rotation mechanism in vertical shaft and the pitching
Mechanism is separately connected the processor.
7. the infrared and ultraviolet combined type of one kind according to claim 6 scans flame detector, which is characterized in that the water
Flat rotating mechanism is 360 degree of rotation mechanism in vertical shaft.
8. the infrared and ultraviolet combined type of one kind according to claim 1 scans flame detector, which is characterized in that further include
Filter amplification circuit between the pyroelectric infrared sensor and the processor and it is set to the ultraviolet light sensing tube
Driving shaping circuit between the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192479.7U CN207867659U (en) | 2018-02-05 | 2018-02-05 | A kind of infrared and ultraviolet combined type scanning flame detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192479.7U CN207867659U (en) | 2018-02-05 | 2018-02-05 | A kind of infrared and ultraviolet combined type scanning flame detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207867659U true CN207867659U (en) | 2018-09-14 |
Family
ID=63461102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820192479.7U Active CN207867659U (en) | 2018-02-05 | 2018-02-05 | A kind of infrared and ultraviolet combined type scanning flame detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207867659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111179535A (en) * | 2020-01-07 | 2020-05-19 | 北京泓业致联科技有限公司 | Intelligent monitoring system under well lid |
-
2018
- 2018-02-05 CN CN201820192479.7U patent/CN207867659U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111179535A (en) * | 2020-01-07 | 2020-05-19 | 北京泓业致联科技有限公司 | Intelligent monitoring system under well lid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112116776B (en) | System and method for predicting and monitoring cable fire in transformer substation | |
| KR101604571B1 (en) | Three wavelength type infrared flame detector having ultraviolet sensor | |
| CN208476298U (en) | A kind of wisdom garden multi-parameter environmental monitoring integral system | |
| CN107477632A (en) | A kind of lampblack absorber that can detect oil smoke concentration | |
| JP6199163B2 (en) | Fire detection system | |
| US6208252B1 (en) | Low intensity flame detection system | |
| CN207867659U (en) | A kind of infrared and ultraviolet combined type scanning flame detector | |
| CN105003829A (en) | Device, system, and method for monitoring oil depot fuel leakage based on wireless sensing | |
| CN103761827A (en) | Fire monitor system | |
| CN111462439A (en) | Fire detection early warning system | |
| CN109191759A (en) | A kind of intelligence beam type gas characteristic spectrum fire detector | |
| CN115294722B (en) | Flame detection device and method thereof | |
| CN201698552U (en) | Tunnel fire detection alarming system based on double-wavelength flame detector | |
| CN215416942U (en) | Compound fire detection device combining visual identification and infrared detection | |
| CN106448031B (en) | Flame detector detecting system | |
| CN105513261A (en) | Three-wavelength infrared flame detector | |
| CN110097732A (en) | A kind of flame detecting monitoring device and its processing method | |
| CN111710121B (en) | Ground-air integrated monitoring and early warning system and early warning method for forest fire | |
| CN213399900U (en) | Mountain fire monitoring devices | |
| CN210324495U (en) | Spark auto-induction discernment sensor | |
| CN106610484B (en) | A kind of device and method for detecting heat source orientation | |
| CN210039036U (en) | Forest fire prevention monitoring system based on ultra-short wave communication private network transmission | |
| CN210004442U (en) | intelligent integrated flame detector | |
| CN113793468A (en) | Detection device and method for temperature sensing optical fiber of tunnel fire alarm system | |
| CN208922434U (en) | A kind of intelligence beam type gas characteristic spectrum fire detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230926 Address after: 266000 room 205, building 1, 61 Guangsheng Road, high tech Zone, Qingdao, Shandong Province Patentee after: Qingdao Zhongke Zhifu Photoelectric Technology Co.,Ltd. Address before: 313000 office 1206-11, floor 12, building 3, No. 1366, Hongfeng Road, Huzhou Economic and Technological Development Zone, Huzhou City, Zhejiang Province Patentee before: HUZHOU CAS PHOTOELECTRIC TECHNOLOGY CO.,LTD. |