CN205157057U - Infrared detecting system of rail train - Google Patents
Infrared detecting system of rail train Download PDFInfo
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- CN205157057U CN205157057U CN201520631606.5U CN201520631606U CN205157057U CN 205157057 U CN205157057 U CN 205157057U CN 201520631606 U CN201520631606 U CN 201520631606U CN 205157057 U CN205157057 U CN 205157057U
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Abstract
The utility model relates to an infrared detecting system of rail train, this detecting system includes: infrared information acquisition device lays an at least department and orientation between orbital left and right both sides and the track the train treat detection area, location information acquisition module for acquire the real -time positional information of train, the analysis processes module, be used for with the infrared information acquisition device real -time infrared information of gathering with be listed as car logo definite message or answer breath and fix a position discernment to according to discernment results found temperature anomaly position, and, alarm module, it is right to be used for report to the police in the temperature anomaly position. The utility model has the advantages of intellectual detection system, automatic alarm, location accuracy, shortened the skill and examined the time, improved vehicle repairing quality, provided safeguard for the vehicle safe operation.
Description
Technical field
The utility model relates to a kind of railway detection technique field, particularly a kind of dynamic detection technology of track train.
Background technology
Safe train operation be in the weight of safety of railway traffic among, along with motor train unit, at a high speed large density is started, the extensive of passenger vehicle significantly raise speed, and high platform is on the impact of operation, and security of operation safeguard that is dynamic, passenger vehicle needs to strengthen further.For the train under high-speed cruising state, the safety-critical position such as motor train unit gear case, universal shaft, bearing, brake(-holder) block, air-conditioner air outlet, motor, left side axle box, right side axle box is once occur that temperature anomaly raises, must investigate in time, otherwise may major safety risks be brought, therefore detection and the abnormity early warning of unit status in vehicle high-speed operation is improved, improve dynamic Inspection and Repair of Passenger Cars and use quality, the monitoring strengthening upkeep operation quality is most important.For avoiding causing some fault signature to weaken owing to stopping, and ensureing enough discoveries and the time of handling failure, making train carry out on-line checkingi under operation, becoming the problem that research staff is in the urgent need to address.
For this reason, Chinese patent CN104321627A and CN101716945A proposes a kind of railway locomotive infrared thermal image monitoring method and system, when train passes the visual field of infreared imaging device, obtains infrared imaging data, carries out temperature evaluation through Computer Analysis.Its shortcoming is: infreared imaging device cannot know the exact position of fault nidus, after causing finding fault, gets rid of the time long, affects track circuit and normally run.
Summary of the invention
The purpose of this utility model overcomes the problems of the prior art, provides a kind of system of operating track train being carried out to infrared detection, can fault location quickly and accurately.
The technical solution adopted in the utility model is:
A kind of track train infrared detection system, comprises
Infrared information harvester, is laid at least one place between the arranged on left and right sides of described track and track and towards the region to be detected of described train;
Locating information acquisition device, for obtaining the real-time position information of train;
APU, positions identification for the REAL TIME INFRARED THERMAL IMAGE information that collected by described infrared information harvester and train standard information, and judges temperature anomaly position according to recognition result; And,
Warning device, for reporting to the police to described temperature anomaly position.
The further technical scheme of the utility model is: described infrared information harvester is Infrared Image Information acquisition module.
Preferably, described Infrared Image Information acquisition module is thermal infrared imager.
Preferably, described locating information acquisition device comprises for detecting the vehicle of vehicle, the number identification device of license number, and the output terminal of described number identification device is connected with the input end of described APU.
Preferably, described locating information acquisition device comprises:
For measuring the speed measuring device of train real-time speed; And,
For generating rate signals according to described real-time speed and sending to described infrared information harvester, with the pulse generation circuit making described infrared information harvester synchronous sequence gather infrared information;
The output terminal of described speed measuring device is connected with the input end signal of pulse generation circuit, and described pulse generation circuit is connected with described infrared information harvester signal.
Preferably, described locating information acquisition device also comprises the visible light image information acquisition module with described infrared information harvester synchronous sequence, described visible light image information acquisition module is used for the visible light image information in collection vehicle region to be detected, and described APU also comprises for the processor by described visible light image information and described REAL TIME INFRARED THERMAL IMAGE information iteration.
Preferably, described visible light image information acquisition module is two-dimensional image information acquisition module and/or three-dimensional image information acquisition module.
Preferably, described visible light image information acquisition module also comprises the compensatory light for generation of being projeced into described region to be detected.
Preferably, described APU comprises:
For the first memory of the standard information of train car under normal transport condition;
For the first comparer that REAL TIME INFRARED THERMAL IMAGE information and standard information are compared; And,
For extracting the processor at the abnormal position in REAL TIME INFRARED THERMAL IMAGE information according to the comparison result of described first comparer.
Preferably, described APU comprises:
For storing the second memory comprising characteristic portion information; And,
For the second comparer that the characteristic portion information in real-time position information and standard information is compared;
The output terminal of the second described comparer is connected with the input end of the first comparer.
The utility model advantage is compared with prior art: the image information that image information collecting device collects by the utility model is corresponding with vehicle position information, analysed and compared by APU and standard information, abnormal position can be identified rapidly and accurate fault location, therefore the utility model can carry out on-line checkingi in train high-speed cruising process, improve row inspection efficiency, and there is the advantage of Intelligent Measurement, high temperature alarm, identification, accurate positioning automatically, improve car inspection and repair quality, provide safeguard for vehicle safety runs.
Accompanying drawing explanation
Accompanying drawing 1 is fundamental diagram of the present utility model;
Accompanying drawing 2 is the arrangenent diagram of infrared detection system of the present utility model at track;
Accompanying drawing 3 is the composition structural representation of APU of the present utility model;
Accompanying drawing 4 is the structure composed block diagram of infrared detection system of the present utility model;
Wherein: 100, track; 101, air-conditioner air outlet; 102, universal shaft; 103, gear case; 104, the first motor; 105, the second motor; 106, the first brake(-holder) block; 107, the second brake(-holder) block; 108, the 3rd brake(-holder) block; 109, revolver; 110, rightly to take turns; 111, left axle box; 112, right axle box; 200, rail edge equipment; 201, the first magnet steel; 202, the second magnet steel; 203, pulse generation circuit; 211, left side image acquisition case; 212, right side image acquisition case; 213, the first bottom diagram is as vasculum; 214, the second bottom diagram is as vasculum; 215, the 3rd bottom diagram is as vasculum; 220, number identification device; 300, rail limit rack; 400, server.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Track train infrared detection system builds the arrival station periphery at high ferro main line, Line for Passenger Transportation, detection of dynamic can be carried out to the key position of the bottom of train and both sides, and pass through equipment networking, detection data upload to center of the centralized monitor is carried out analyze, compound, high temperature alarm information is reported in time.This system can be used for railroad vehicle, and the temperature anomaly as motor train unit, subway, subway, ordinary train etc. detects and fault pre-alarming.Particularly, this system can detect the train in traveling, do not stop to realize train or just conveniently can carry out non-contact detecting to train before entering the station, once find that train exists the faults such as temperature anomaly, can accurate fault point, thus safeguard rapidly train when train enters station or fix a breakdown.
Shown in accompanying drawing 2,4, track train infrared detection system of the present utility model comprises rail edge equipment 200, rail limit rack 300 and Surveillance center.Rail edge equipment realizes through the image taking of train, and rail limit rack realizes train and automatically to identify and information is uploaded, and Surveillance center is responsible for comparing the image information of Real-time Collection and the standard information of train under normal transport condition, identifies abnormal and reports to the police.Surveillance center is arranged on the detection activity center in car inspection and repair base usually, by train overhaul server on base 400, process is unified to the information of train in net, and for some easy detection systems, also can be carried out identification and the analysis of picture by the machine room arranging limit in-orbit, then the result after process is uploaded to management platform.
Fig. 1 is fundamental diagram of the present utility model, and this track train infrared detection system, comprising: infrared information harvester, locating information acquisition device, APU, warning device.Wherein, infrared information harvester is rail edge equipment; it can be infrared data ' s acquisition device; also can be Infrared Image Information harvester; as long as the device that infrared information gathers can be reached; all within protection domain of the present utility model, in a preferred embodiment, Infrared Image Information acquisition module is preferably thermal infrared imager.APU and warning device are arranged on Surveillance center, and carry out analyzing and processing by train overhaul server on base 400, and rail limit rack provides high speed network transmission interface, the information real-time Transmission collected by rail edge equipment is to Surveillance center.
As shown in Figure 2, the left side of track 100 is provided with left side image acquisition case 211, the right side of track 100 is provided with right side image acquisition case 212, be provided with between pair of tracks 100 first bottom diagram as vasculum 213, second bottom diagram as vasculum 214, the 3rd bottom diagram as vasculum 215, wherein, left side image acquisition case 211 is for gathering the image information of left side axle box 111, and right side image acquisition case 212 is for gathering the image information of right side axle box 112; And be positioned at bottom diagram bottom train as vasculum 213,214,215 for gathering the image information of the gear case 103 of train, universal shaft 102, bearing, the first brake(-holder) block 106, second brake(-holder) block 107, the 3rd brake(-holder) block 108 and air-conditioner air outlet 101.Be respectively arranged with thermal infrared imager in each image acquisition case, to take the thermal imaging at position to be detected, thus find the temperature anomaly at position to be detected, thermal infrared imager can select the road speed of adaptation at the hypervelocity infrared camera of 5 ~ 80Km/H.
Locating information acquisition device, for obtaining the real-time position information of train.This locating information acquisition device comprises the number identification device arranged in limit rack in-orbit, and this number identification device has high-speed camera and carries out vehicle license number image information analyzing the processor identified, can detect the vehicle of current train, license number.Real-time position information is combined with infrared information, staff just can know current infrared information corresponding be any train, which saves compartment, thus determines the position that infrared information records.Number identification device can also call rapidly the information such as the information of vehicles of current train and historical information for system, after networking, can also know in the elapsed time of this train, section the residence time, value takes advantage of the information such as personnel, management and running with Railway Information System.
In addition, in order to obtain steady and audible Infrared Image Information, avoiding shooting speed not mate with train speed, causing image streaking and distortion, this locating information acquisition device also comprises the speed measuring device for measuring train real-time speed; And, generate rate signals according to described real-time speed and send to each image acquisition case, with the pulse generation circuit 203 enabling image acquisition case synchronous sequence gather Infrared Image Information.
This speed measuring device can comprise: velocity radar and/or the magnet steel that tests the speed, and other modes that test the speed that this area is conventional.See Fig. 2, in the present embodiment, speed measuring device adopts the magnet steel that tests the speed, and comprises the first magnet steel 201 and the second magnet steel 202 arranged in pairs.The output terminal of described speed measuring device is connected with the input end signal of pulse generation circuit 203, and pulse generation circuit 203 is connected with each image acquisition case, also generate by the real-time speed of magnet steel group the rate signals matched with the real-time speed of train by obtaining train, to enable Infrared Image Information acquisition module synchronous sequence gather image, avoid anamorphose.Because every frame Infrared Image Information has shooting time information, therefore according to the real-time speed of time information and train, the particular location of the train that the infrared image of current shooting is corresponding just can be learnt.
In preferred embodiment of the present utility model, in order to accurately locate the position at abnormal position, be convenient to observation and comparison, described locating information acquisition device also comprises the visible light image information acquisition module with described Infrared Image Information acquisition module synchronous sequence, described side image vasculum 211 and 215, bottom diagram is as vasculum 213, 214, 215, be respectively arranged with an Infrared Image Information acquisition module and a visible light image information acquisition module, together with this visible light image information acquisition module is integrated in Infrared Image Information acquisition module, and with the identical frame frequency shooting of identical sequential.This visible light image information acquisition module can be two-dimensional image information acquisition module or three-dimensional image information acquisition module, for the visible light image information in collection vehicle region to be detected.Described APU also comprises for the processor by described visible light image information and described REAL TIME INFRARED THERMAL IMAGE information iteration.When there is temperature anomaly position to train in systems axiol-ogy, can fault location origination point rapidly by visible light image information, and the parts situation at temperature anomaly position.And correspondingly, when infrared detection system provides visible light image information, as comparison basis, in standard information, also comprise two dimension or three-dimensional standard visible light image information.
Take under adapting to night or low-light (level) situation, improve image quality, described visible light image information acquisition module also comprises the supplementary light source for generation of being projeced into described region to be detected, and supplementary lighting sources can adopt common LED light source or LASER Light Source etc.
The real-time image information that above-mentioned Infrared Image Information acquisition module, visible light image information acquisition module collect, and the information such as vehicle vehicle number information, speed information that locating information acquisition device gathers, be sent to train overhaul server on base 400 by the high speed network transmission system of rail limit rack, in train overhaul server on base 400, be provided with Data Analysis Services device.
APU, for positioning corresponding and comparison by REAL TIME INFRARED THERMAL IMAGE information and visible light image information with the standard information of train under normal transport condition, and according to comparison result identification temperature anomaly position.
APU, before the information of carrying out comparison, first positions correspondence to picture.Because train gait of march is learnt, and Infrared Image Information acquisition module and visible light image information acquisition module are all taken according to sequential, therefore the moment that can take according to every two field picture of APU, calculate the distance of photo current range image vasculum, namely shooting position is learnt, APU screens in standard information, finds the standard information that this shooting position is corresponding, also just completes " location " of the camera site to photo current.
Described APU comprises first memory, the first comparer for being compared by the infrared information in REAL TIME INFRARED THERMAL IMAGE information and standard information, the processor that extracts the abnormal position in REAL TIME INFRARED THERMAL IMAGE information according to the comparison result of the first comparer for the standard information of train car under normal transport condition.
The vehicle vehicle number information of current train is fed back to APU by number identification device, APU finds in first memory should the standard information of vehicle license number according to vehicle, license number, and by carrying out matching with standard master drawing, filter out the image needing the position such as gear case, universal shaft, bearing, brake(-holder) block, air-conditioner air outlet, motor, left side axle box, right side axle box of comparing.Infrared information in REAL TIME INFRARED THERMAL IMAGE information and standard information is compared by the first comparer, once find the place that temperature information is inconsistent, is defined as abnormal position, is pointed out and report to the police by warning device by this position.
Described standard information comprises the historical information that same train carries out infrared detection for the last time, that is in first memory according to the principle of one grade, a car, record each car load historical information of train process last time or the whole vehicle information of unfaulty conditions Train or train key position standard parts and components information, this standard information can also comprise simultaneously in above-mentioned historical information, non-fault information or standard parts and components information any two or more.Owing to containing the standard IR information of train under historic state or under unfaulty conditions in these information, therefore by by REAL TIME INFRARED THERMAL IMAGE information and the comparison of standard IR information, abnormal position can be known, and abnormal position condition monitoring can be realized further.
In preferred version of the present utility model, this standard information also comprises threshold information, these threshold informations give a larger scope, as long as in REAL TIME INFRARED THERMAL IMAGE information in this threshold range, be all acceptable, therefore can say that the scope of threshold information is greater than historical information or non-fault information or standard parts and components information.
After processor extracts abnormal location information, send to warning device, the input end of warning device is connected with the output terminal of processor, and warning device is also connected with the display terminal of Surveillance center, the Infrared Image Information at abnormal position and visible light image information is shown simultaneously.
Shown in accompanying drawing 3, the motor train unit higher to standardization level, because train polycrystalline substance is identical, utilize above-mentioned localization method just accurately can locate the camera site of REAL TIME INFRARED THERMAL IMAGE information, and for some ordinary train and lorry, due to train, respectively to save carriage bottom structure different, and the standard information picture library of identical permutation train does not compare, and comparative analysis is got up quite difficulty.But there is identification characteristics in some parts at the bottom of these railway cars, can be used for identifying topography's information or the components information of compartment periphery, therefore, of the present utility model another embodiment still provides a kind of method of unique point comparison that adopts and carries out identification contraposition, in this case, APU also comprises for storing the second memory comprising characteristic portion information, for the second comparer that the characteristic portion information in the visible light image information in real-time position information or Infrared Image Information and standard information is compared, the output terminal of the second described comparer is connected with the input end of the first comparer, if the comparative result of the second comparer is the characteristic portion information matches in visible light image information and standard information, then continue to be fed into the standard IR information that the first comparer carries out in REAL TIME INFRARED THERMAL IMAGE information and standard information to compare, and by the abnormal position of processor identification, do not mate with the characteristic portion information in standard information if the comparative result of the second comparer is visible light image information, then continue to compare next frame picture.In this embodiment, topography's information in what REAL TIME INFRARED THERMAL IMAGE information and standard information gathered usually is all compartment, only Cover Characteristics position and its Surrounding Parts thereof, but not the image information of car load, be more conducive to quick calculating and the identification of characteristic portion like this.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (8)
1. a track train infrared detection system, is characterized in that, it comprises:
Infrared information harvester, is laid at least one place between the arranged on left and right sides of described track and track and towards the region to be detected of described train;
Locating information acquisition device, for obtaining the real-time position information of train;
APU, positions identification for the REAL TIME INFRARED THERMAL IMAGE information that collected by described infrared information harvester and train standard information, and judges temperature anomaly position according to recognition result; And,
Warning device, for reporting to the police to described temperature anomaly position.
2. track train infrared detection system according to claim 1, is characterized in that: described infrared information harvester is Infrared Image Information acquisition module.
3. track train infrared detection system according to claim 1, is characterized in that: described infrared information harvester is thermal infrared imager.
4. according to the track train infrared detection system in claim 1-3 described in any one, it is characterized in that: described locating information acquisition device comprises for detecting the vehicle of vehicle, the number identification device of license number, and the output terminal of described number identification device is connected with the input end of described APU.
5. track train infrared detection system according to claim 4, is characterized in that: described locating information acquisition device comprises:
For measuring the speed measuring device of train real-time speed; And,
For generating rate signals according to described real-time speed and sending to described infrared information harvester, with the pulse generation circuit making described infrared information harvester synchronous sequence gather infrared information;
The output terminal of described speed measuring device is connected with the input end signal of pulse generation circuit, and described pulse generation circuit is connected with described infrared information harvester signal.
6. track train infrared detection system according to claim 5, it is characterized in that, described locating information acquisition device also comprises the visible light image information acquisition module with described infrared information harvester synchronous sequence, described visible light image information acquisition module is used for the visible light image information in collection vehicle region to be detected, and described APU also comprises for the processor by described visible light image information and described REAL TIME INFRARED THERMAL IMAGE information iteration.
7. track train infrared detection system according to claim 6, is characterized in that: described visible light image information acquisition module is three-dimensional image information acquisition module.
8. the track train infrared detection system according to claim 6 or 7, is characterized in that: described visible light image information acquisition module also comprises the compensatory light for generation of being projeced into described region to be detected.
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| CN201520631606.5U CN205157057U (en) | 2015-08-20 | 2015-08-20 | Infrared detecting system of rail train |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460493A (en) * | 2019-07-17 | 2019-11-15 | 高新兴创联科技有限公司 | Method based on railway locomotive integration radio communication apparatus operation data simplation verification |
| DE102022204607A1 (en) | 2022-05-11 | 2023-07-13 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Apparatus, monitoring system and method for monitoring a rail vehicle for thermal damage |
| CN117007193A (en) * | 2023-10-07 | 2023-11-07 | 江苏飞梭智行设备有限公司 | Carriage temperature monitoring method and system based on 5G communication and neural network |
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2015
- 2015-08-20 CN CN201520631606.5U patent/CN205157057U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460493A (en) * | 2019-07-17 | 2019-11-15 | 高新兴创联科技有限公司 | Method based on railway locomotive integration radio communication apparatus operation data simplation verification |
| DE102022204607A1 (en) | 2022-05-11 | 2023-07-13 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Apparatus, monitoring system and method for monitoring a rail vehicle for thermal damage |
| CN117007193A (en) * | 2023-10-07 | 2023-11-07 | 江苏飞梭智行设备有限公司 | Carriage temperature monitoring method and system based on 5G communication and neural network |
| CN117007193B (en) * | 2023-10-07 | 2023-12-08 | 江苏飞梭智行设备有限公司 | Carriage temperature monitoring method and system based on 5G communication and neural network |
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