CN208102008U - A kind of infrared detection system applied to high-speed EMUs - Google Patents
A kind of infrared detection system applied to high-speed EMUs Download PDFInfo
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- CN208102008U CN208102008U CN201820439010.9U CN201820439010U CN208102008U CN 208102008 U CN208102008 U CN 208102008U CN 201820439010 U CN201820439010 U CN 201820439010U CN 208102008 U CN208102008 U CN 208102008U
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- control cabinet
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Abstract
The utility model discloses a kind of infrared detection system applied to high-speed EMUs, belong to railway security monitoring field.Specially：Host is separately connected control cabinet and license number case, and control cabinet connects bottomside sounding case and multielement transducer probe, and multielement transducer probe is no more than 2, and multielement transducer probe includes polynary photonic device, wide-angle multielement optical system and probe processing circuit；When train passes through, the heat generating components at vehicle bottom generates infra-red radiation and is received by wide-angle multielement optical system, it converges on the chip of photonic device, faint voltage signal is generated through photoelectric conversion, probe processing circuit, which amplifies voltage signal, filters and improve etc., to be handled, it is transferred to host after control cabinet is handled, obtain the accurate temperature information of corresponding component and generates infrared chart, is realized to the thermal map analysis of EMU car bottom parts and accurate early warning.The utility model adapts to domestic all EMU vehicles, improves the maintainability and reliability of system, reduces the difficulty of maintenance, improves the accuracy of forecast.
Description
Technical field
The utility model belongs to railway security monitoring field, is related to EMU infrared thermometry system, specifically a kind of to answer
Infrared detection system for high-speed EMUs.
Background technique
It to be supervised in real time in the process of running in the operation component of railway security monitoring field, high-speed railway EMU
Control, such as traction electric machine, gear-box, brake disc and axle box etc..It is often adjoint to send out when these component malfunctions
Heat leads to serious problems occur.
Currently, the fevers such as the traction electric machine of motor train unit train, gear-box and axle box operation component has been respectively mounted contact temperature
Sensor is spent, for monitoring the heat condition of these components.But temperature sensor occasional breaks down, and causes temperature inaccurate
Really or interrupt, at this time on vehicle monitoring personnel can not operation heat generating components to EMU carry out effective monitoring, traffic safety is produced
Life seriously affects.For this purpose, needing external contactless detection means also to ensure the traffic safety of EMU.
Infra-red detection technology has applied to the detection of train axle box for many years, is a kind of technology of comparative maturity.In order to
Multiple and different heat generating components at enough probe vehicles bottoms simultaneously, current detecting devices be usually configure multiple units or multielement transducer probe,
It is detected with multiple targets of the different angle to different direction.There are the following problems for this detecting devices：
1, it pops one's head in and detection box number is excessive, installation is not easy, and maintenance cost rises；
2, detection angle is fixed, and is easy the generation wrong report that is interfered；
3, detection angle can not cover most component, it is difficult to adapt to whole vehicles.
There are some technologies to use non-refrigeration type and refrigeration mode thermal imaging detector to be detected, can solve detection angle and
The problem of adapting to vehicle.But there are still following problems for these detecting devices：
1, the non-refrigeration type thermal imaging detection system speed of response and frame frequency are all relatively low, it is difficult to adapt to 60km/h or more speed
Train infrared acquisition；
2, the refrigeration machine service life of refrigeration mode thermal imaging detection system is short, expensive；
Utility model content
The utility model is realized simple, effective and accurate detection, is provided to solve the problems, such as that EMU car bottom detects
A kind of infrared detection system applied to high-speed EMUs.
The detection system, including multielement transducer probe, wheel detector, AEI license number antenna, visualization license number module, bottom
Portion detects case, control cabinet, power supply box, host, license number case and lightning protection box；
The host is separately connected control cabinet and license number case by cable, control cabinet by cable be separately connected power supply box and
Bottomside sounding case, further connects multielement transducer probe；Wheel detector connects after lightning protection box with control cabinet；License number case passes through electricity
Cable is separately connected AEI license number antenna and visualization license number module, provides the information such as train number and train model.
Multielement transducer probe is no more than two, is mounted in rail inside bottom detection case, as core exploring block, Mei Geduo
Member probe all includes a polynary photonic device, wide-angle multielement optical system, probe processing circuit and protecting window.Polynary photon
Device is connected with probe processing circuit by conducting wire, and wide-angle Multivariate Optical system is equipped in the detection optical path of polynary photonic device
System, wide-angle multielement optical system use infrared wide-angle light path design, and protecting window is equipped in optical path；Processing circuit pop one's head in more
The signal of first photonic device is handled, and signal is converted and amplified, and is transmitted through the cable to indoor control cabinet.
Comprising non-linear array arrangement infrared-sensitive chip and high efficiency and heat radiation pedestal in the polynary photonic device, wherein non-thread
The quantity of battle array arrangement infrared-sensitive chip is no less than 16, can detect 16 or more motor train unit train different parts simultaneously, receive
It does not generate and interferes with each other when infra-red radiation.
The characteristics of the utility model, is：
(1) a kind of infrared detection system applied to high-speed EMUs, multielement transducer probe set the polynary photonic device of non-linear array
Meter and infrared wide-angle Optical System Design combine, and realize covering entirely for the accurate positionin and entire vehicle bottom to EMU car bottom parts
Lid detection, takes into account all EMU vehicles.
(2) a kind of infrared detection system applied to high-speed EMUs, only configuration is no more than 2 multielement transducer probes, using more
First photonic device reduces probe and probe box number, reduces maintenance difficulties, simply and effectively realizes to EMU bottom Critical
The accurate detection of part temperatures.
(3) a kind of infrared detection system applied to high-speed EMUs, overcomes non-refrigeration type thermal imaging system and refrigeration
The shortcomings that type thermal imaging system, realizes high speed, the EMU infrared chart detection that the service life is long, moderate.
Detailed description of the invention
Fig. 1 is a kind of monolithically fabricated figure of the infrared detection system applied to high-speed EMUs of the utility model；
Fig. 2 is that a kind of multielement transducer probe of infrared detection system applied to high-speed EMUs of the utility model constitutes figure；
Fig. 3 is a kind of detection schematic diagram of the infrared detection system applied to high-speed EMUs of the utility model；
1- host；2- control cabinet；3- multielement transducer probe；4- wheel detector；5-AEI license number antenna；6- visualizes license number mould
Block；7- bottomside sounding case；8- power supply box；9- license number case；10- lightning protection box；11- sleeper；12- rail；13- wheel；14- axle box；
15- gear-box；16- motor；The more first photonic devices of 301-；302- wide-angle multielement optical system；303- probe processing circuit；304-
Protecting window；
Specific embodiment
Below in conjunction with drawings and examples, the utility model is described in further detail.
A kind of infrared detection system applied to high-speed EMUs of the utility model, using the polynary photonic device of non-linear array and
The multielement transducer probe 3 that wide-angle multielement optical system combines is used as core exploring block, as shown in Figure 1, further including wheel detector
4, AEI license number antenna 5, visualization license number module 6, bottomside sounding case 7, control cabinet 2, power supply box 8, host 1, license number case 9 and anti-
Thunder case 10；
The host 1 is separately connected control cabinet 2 and license number case 9 by cable, and control cabinet 2 is separately connected power supply by cable
Case 8 and bottomside sounding case 7 further connect multielement transducer probe 3；Wheel detector 4 connects after lightning protection box 10 with control cabinet 2,
Signal is generated when wheel passes through, by signal by cable transmission to control cabinet 2, for the booting of system, counting shaft with axle counter, speed
The functions such as calculating；License number case 9 is separately connected AEI license number antenna 5 and visualization license number module 6 by cable, provides train number
With the information such as train model.
Multielement transducer probe 3 is not more than two, is separately mounted in bottomside sounding case 7, plays the role of protecting multielement transducer probe 3；
Bottomside sounding case 7 is mounted in the middle part of rail, and multielement transducer probe 3 is used as core exploring block, can be by all portions in motor train unit train bottom
Part all detects.As shown in Fig. 2, each multielement transducer probe 3 includes polynary photonic device 301, a wide-angle multielement optical system
302, probe processing circuit 303 and protecting window 304.Polynary photonic device 301 and probe processing circuit 303 are connected by conducting wire
It connects, wide-angle multielement optical system 302 is installed in the detection optical path of polynary photonic device 301, wide-angle multielement optical system 302 is adopted
With infrared wide-angle light path design, protecting window 304 is equipped in optical path；Processing circuit 303 pop one's head in polynary photonic device 301
Signal is handled, and signal is converted and amplified, and is transmitted through the cable to indoor control cabinet.
The multielement transducer probe is arranged using the polynary photonic device 301 of customization by the non-linear array to infrared-sensitive chip
Cloth and the design of high efficiency and heat radiation pedestal are realized that at least 16 infrared-sensitive chips receive infra-red radiation simultaneously and are interfered without generating
And distortion, while the different location of detection 16 or more.
Wide-angle multielement optical system 302 is the optical system for the design of polynary photonic device, using infrared wide-angle optical path
The infrared acquisition of wide visual field and low distortion effect is realized in design.
Protecting window 304 is made of infra-red material, is to wide-angle multielement optical system 302 and polynary photonic device 301
The window protected reduces sunlight interference.
The working principle of the high-speed EMUs infrared chart detection system is as follows：
As shown in figure 3, the target of system detection is the gear-box 15 and motor 16 at EMU car bottom, train operation is in rail
On 12；System realizes the detection to EMU car bottom by the optical path shown in figure.When motor train unit train passes through, polynary spy
The rails edge equipment such as first 3 and wheel detector 4 acquires signal：The components such as traction electric machine 16, gear-box 15 and the brake disc at vehicle bottom hair
Thermogenetic infra-red radiation converges on the chip of polynary photonic device after receiving by wide-angle multielement optical system 302,
Polynary photonic device 301 produces faint voltage signal by photoelectric conversion, and probe processing circuit 303 carries out voltage signal
The processing such as amplification, filtering and conditioning, are transmitted through the cable to indoor control cabinet 2, and control cabinet 2 controls rail simultaneously also by cable
Side device.
Voltage signal is transferred to host 1 and is further processed and calculates, obtain EMU after the processing of control cabinet 2
The accurate temperature information of train corresponding component realizes the overheat early warning of EMU car bottom parts；Host 1 is by by EMU simultaneously
The temperature data of train is further processed generation infrared chart, realizes thermal map analysis to EMU car bottom parts and accurate
Early warning.
Claims (3)
1. a kind of infrared detection system applied to high-speed EMUs, which is characterized in that including multielement transducer probe, wheel detector,
AEI license number antenna, visualization license number module, bottomside sounding case, control cabinet, power supply box, host, license number case and lightning protection box；
The host is separately connected control cabinet and license number case by cable, and control cabinet is separately connected power supply box and bottom by cable
Case is detected, multielement transducer probe is further connected；Wheel detector connects after lightning protection box with control cabinet；License number case passes through cable point
Not Lian Jie AEI license number antenna and visualization license number module, the information such as train number and train model are provided；
Multielement transducer probe is no more than two, is mounted in rail inside bottom detection case, as core exploring block, each polynary spy
Head all includes a polynary photonic device, wide-angle multielement optical system, probe processing circuit and protecting window；Polynary photonic device
It is connected with probe processing circuit by conducting wire, wide-angle multielement optical system is installed in the detection optical path of polynary photonic device, extensively
Angle multielement optical system uses infrared wide-angle light path design, and protecting window is equipped in optical path；Processing circuit pop one's head in polynary light
The signal of sub- device is handled, and signal is converted and amplified, and is transmitted through the cable to indoor control cabinet；
Comprising non-linear array arrangement infrared-sensitive chip and high efficiency and heat radiation pedestal in the polynary photonic device, wherein non-linear array is arranged
The quantity of cloth infrared-sensitive chip is no less than 16, can detect 16 or more motor train unit train different parts simultaneously, receives infrared
It does not generate and interferes with each other when radiation.
2. a kind of infrared detection system applied to high-speed EMUs as described in claim 1, which is characterized in that described is more
First photonic device can carry out non-linear array chip according to wide-angle multielement optical system and design, and realize the low-down distortion factor.
3. a kind of infrared detection system applied to high-speed EMUs as described in claim 1, which is characterized in that the guarantor
Shield window is made of infra-red material, is the window protected to wide-angle multielement optical system and polynary photonic device, is reduced
Sunlight interference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820439010.9U CN208102008U (en) | 2018-03-29 | 2018-03-29 | A kind of infrared detection system applied to high-speed EMUs |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820439010.9U CN208102008U (en) | 2018-03-29 | 2018-03-29 | A kind of infrared detection system applied to high-speed EMUs |
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| CN208102008U true CN208102008U (en) | 2018-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327743A (en) * | 2018-03-29 | 2018-07-27 | 北京康拓红外技术股份有限公司 | A kind of infrared detection system and detection method applied to high-speed EMUs |
-
2018
- 2018-03-29 CN CN201820439010.9U patent/CN208102008U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327743A (en) * | 2018-03-29 | 2018-07-27 | 北京康拓红外技术股份有限公司 | A kind of infrared detection system and detection method applied to high-speed EMUs |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 9th floor, No. 61 Zhichun Road, Haidian District, Beijing, 100190 Patentee after: Beijing Aerospace Shenzhou Intelligent Equipment Technology Co.,Ltd. Patentee after: BEIJING AEROSPACE CTROWELL INFORMATION TECHNOLOGY CO.,LTD. Address before: 100080 No. 61, Haidian District, Beijing, Zhichun Road Patentee before: BEIJING CTROWELL INFRARED TECHNOLOGY Co.,Ltd. Patentee before: BEIJING AEROSPACE CTROWELL INFORMATION TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |