CN108981811A - A kind of train pantograph on-line detecting system - Google Patents
A kind of train pantograph on-line detecting system Download PDFInfo
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- CN108981811A CN108981811A CN201810793018.XA CN201810793018A CN108981811A CN 108981811 A CN108981811 A CN 108981811A CN 201810793018 A CN201810793018 A CN 201810793018A CN 108981811 A CN108981811 A CN 108981811A
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- pantograph
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- G—PHYSICS
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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Abstract
The present invention discloses a kind of train pantograph on-line detecting system, including Image Acquisition terminal, storage server, image analysis server, PLC control system and WEB display terminal.Image Acquisition terminal includes being detected pantograph front and back sides industrial camera and alignment sensor is respectively arranged, and is mounted on the isometry position below contact net with pantograph side by alignment sensor.When train passes through, alignment sensor signal is input to PLC control system triggering industrial camera acquisition pantograph image, and is sent to storage server；Image analysis server reads pantograph image, analyzes pantograph situation by function algorithm；WEB display terminal receives and the information of feedback image Analysis server.Half bow image of industrial camera acquisition, synthesizes complete pantograph image using algorithm fitting, and find out abrasion and the attitude data of pantograph.Roof installs whether video camera has foreign matter to be detected roof and alarmed additional.Image Acquisition is stablized, and imaging effect is good, and detection accuracy is high, system the operation is stable.
Description
Technical field
The present invention relates to detection technique fields, specifically more particularly to a kind of train pantograph on-line detecting system.
Background technique
Pantograph is one of most important component of train, and the state quality of pantograph directly affects the traffic safety of train,
The defect of train pantograph includes pantograph abrasion, notch, inclination, offset, goat's horn missing etc., these defects are in train operation
Mortal injury can be brought, the traffic safety of train is seriously affected, so how real-time accurate detection goes out train pantograph shape
State is technical problem urgently to be solved in rail traffic Informatization Development.
For traditional pantograph detection method using manual inspection and measurement, heavy workload, inefficiency need high-altitude and power-off
Operation.And that there are systems is more complex, at high cost, detection accuracy is low, job insecurity etc. lacks for existing unmanned on-line detecting system
Point.
Therefore, it is urgent to provide a kind of train pantograph on-line detecting systems, so as to solve the deficiencies in the prior art.
Summary of the invention
To achieve the above object, the present invention provides a kind of train pantograph on-line detecting system, simply, conveniently, it is at low cost,
Image Acquisition is stable, imaging effect is good, detection accuracy is high, and system the operation is stable can meet testing requirements well.
The technical solution adopted by the invention is as follows: a kind of train pantograph on-line detecting system, including Image Acquisition terminal,
Storage server, image analysis server, PLC control system and WEB display terminal；
Described image acquisition terminal includes two industrial cameras and orientation sensing for being detected pantograph front and back sides and being respectively arranged
Device, and be mounted below contact net with pantograph isometry position, pantograph side is installed on by alignment sensor；When train passes through
Out-of-date, the alignment sensor signal is input to PLC control system triggering industrial camera acquisition pantograph image, and passes through interconnection
Pantograph image is sent storage server by net；
The storage server is used to store the image of the pantograph situation of Image Acquisition terminal transmission；
Described image Analysis server is used to read the image of the pantograph situation of the storage server storage, passes through function
It can algorithm analysis pantograph situation；
The WEB display terminal, for receiving and feeding back the information of described image Analysis server；
Described image acquisition terminal, the storage server, the PLC controller and the WEB display terminal are communication
Connection.
Further, every industrial camera shoots the image of every camera shooting pantograph half, and by two phases
The pantograph carbon slide left and right sides image of machine acquisition is spliced into complete pantograph image by calibration algorithm.
Further, the Analysis server analyzes the available carbon slipper abrasion of single carbon slipper image and notch feelings
Condition, analysis pantograph bend the available full bow attitude parameter of image and goat's horn degree of lacking entirely.
Further, the parameter includes the inclination of full bow posture, off-centring.
Further, supplementary lighting sources are additionally provided with, the supplementary lighting sources use flash lighting, each setting before and after pantograph
Two light compensating lamps carry out light filling, and are installed on above contact net.
Preferably, the industrial camera is the GIGE interface industrial camera of four 5,000,000 pixels.
Preferably, industrial camera is in below contact net contour at 37-45 degree angle with pantograph, with pantograph straight line away from
From about 2724mm.Further, the light compensating lamp and the angle of net-fault are 6 degree or so, are located above touching net and hang down with touching net
Straight angle is about 15 degree, is about 4000mm with pantograph linear distance apart from net-fault horizontal distance about 450mm.Further, institute
It is consistent from net-fault vertical height to state three video cameras, is 1.3-1.7m, between distance be 1000mm.
Further, pantograph abrasion, notch, posture, component missing detect at one in the function algorithm design
It is carried out on pantograph stitching image.
Further, described image acquisition terminal further includes three HD video cameras being located above contact net, is used for
Sync pulse jamming roof of train video and pantograph state video carry out different angle shooting, observe roof foreign matter and pantograph shape
Condition.
The invention has the benefit that carrying out adopting figure, each camera to pantograph using four 5,000,000 pixel industrial cameras
Half bow image of acquisition, the image of acquisition upload to storage server and store, and synthesize complete pantograph figure using algorithm fitting
Picture, and find out abrasion and the attitude data of pantograph.Roof installs whether video camera has foreign matter to detect roof additional, to column
The vehicle exception that pantograph occurs in the process of running is alarmed.This system is simple, conveniently, it is at low cost, Image Acquisition is stablized, at
Picture effect is good, and detection accuracy is high, and system the operation is stable can meet testing requirements well.
Detailed description of the invention
Fig. 1 is the working principle diagram of train pantograph on-line detecting system；
Fig. 2 is train pantograph on-line detecting system side view；
Fig. 3 is the top view of train pantograph on-line detecting system.
Specific embodiment
In order to make goal of the invention of the invention, technical solution and technical effect are more clearly understood, below with reference to specific reality
Applying mode, the present invention is described further.It should be understood that specific embodiment described herein, for explaining only the invention,
It is not intended to limit the present invention.
A kind of train pantograph on-line detecting system, as shown in Figure 1, including Image Acquisition terminal, storage server, image
Analysis server, PLC control system and WEB display terminal.
Described image acquisition terminal includes two industrial cameras and orientation sensing for being detected pantograph front and back sides and being respectively arranged
Device, and be mounted below contact net with pantograph isometry position, pantograph side is installed on by alignment sensor；When train passes through
Out-of-date, the alignment sensor signal is input to PLC control system triggering camera acquisition pantograph image, the shooting of every camera by
The image of pantograph half, and the pantograph carbon slide left and right sides image that two cameras acquire is spliced into completely by calibration algorithm
Pantograph image；And storage server is sent for pantograph image by internet.
The storage server is used to store the image of the pantograph situation of Image Acquisition terminal transmission.
Described image Analysis server is used to read the image of the pantograph situation of the storage server storage, passes through function
It can algorithm analysis pantograph situation；The Analysis server analyzes the available carbon slipper abrasion of single carbon slipper image and notch
Situation, analysis pantograph bend the available full bow posture (inclination, off-centring parameter etc.) of image and goat's horn degree of lacking entirely.
The WEB display terminal, for receiving and feeding back the information of the PLC controller；
Described image acquisition terminal, the storage server, the PLC controller and the WEB display terminal are communication
Connection.
Further, pantograph abrasion, notch, posture, component missing detect at one in the function algorithm design
It is carried out on pantograph stitching image.
Further, supplementary lighting sources are additionally provided with, the supplementary lighting sources use flash lighting, each setting before and after pantograph
Two light compensating lamps carry out light filling, and are installed on above contact net.
Specifically, the industrial camera 2 is the GIGE interface industrial camera of four 5,000,000 pixels.The industrial camera with
Analysis server is connected with pcl control system by Gigabit Ethernet, and the optoelectronic switch triggering camera of pantograph induction side is taken pictures.
The industrial personal computer receives the picture of camera shooting and storage, obtains eight and half bow pictures.
Preferably, as shown in figure 3, industrial camera 2 is in below contact net with 3 grade height h of pantograph into 37-45 degree angle,
It is about 2724mm with pantograph linear distance.Further, as shown in Fig. 2, the light compensating lamp 1 and the angle touched net are 6 degree of left sides
The right side is about 15 degree above touching net and with net-fault vertical angle b, straight with pantograph apart from net-fault horizontal distance g about 450mm
Linear distance c is about 4000mm.Further, three video cameras are consistent from net-fault vertical height, are 1.3-1.7m, it
Between distance d be 1000mm.
Further, described image acquisition terminal further includes three HD video cameras 4 being located above contact net, is used for
Sync pulse jamming roof of train video and pantograph state video carry out different angle shooting, observe roof foreign matter and pantograph shape
Condition.It is at 1.5m that three video cameras, which are mounted on e right above net-fault, and when train passes through, three video cameras start video record,
Obtain three video files.
Specific step is as follows:
Step a obtains image by Image Acquisition terminal, is detected each two five mega pixels in pantograph front and back sides
CMOS industrial camera, four cameras are located at lower section of touching net, and with net-fault at 37~45 degree of angles, are about with pantograph linear distance
2724mm.Four cameras are connected with industrial personal computer by Gigabit Ethernet, and the optoelectronic switch that pantograph incudes side triggers camera
It takes pictures, the storage server receives the picture of camera shooting and storage, obtains eight and half bow pictures.Three video camera installations
Right above the net-fault at 1.5m, when train passes through, three video cameras start video records, obtain three video files.
Step b carries out data processing in image analysis server, and obtain half bow picture is carried out by software algorithm
Splicing obtains complete full bow image, obtains pantograph abrasion, notch and attitude data, the vehicle that will be obtained by visual analysis
Top view frequency is analyzed to obtain whether vehicle has foreign matter.
Step c, in the continuous progress data comparison of image analysis Server Relay, by the abrasion of obtained pantograph and posture number
It is compared according to setting value.
Step d, Realtime Alerts simultaneously show that, according to data comparison as a result, obtaining data deviation, different degrees of deviation is given not
Same alarm level；And it is shown in WEB terminal.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, architectural form cans be flexible and changeable, can be with derivative series product.It only makes several
Simple deduction or replace all shall be regarded as belonging to present invention scope of patent protection determined by the appended claims.
Claims (9)
1. a kind of train pantograph on-line detecting system, including Image Acquisition terminal, storage server, image analysis server,
PLC control system and WEB display terminal；It is characterized in that,
Described image acquisition terminal includes two industrial cameras and alignment sensor for being detected pantograph front and back sides and being respectively arranged, and
It is mounted below contact net with pantograph isometry position, pantograph side is installed on by alignment sensor；When train passes through,
The alignment sensor signal is input to PLC control system triggering industrial camera acquisition pantograph image, and will by internet
Pantograph image is sent to storage server；
The storage server is used to store the image of the pantograph situation of Image Acquisition terminal transmission；
Described image Analysis server is used to read the image of the pantograph situation of the storage server storage, is calculated by function
Method analyzes pantograph situation；
The WEB display terminal, for receiving and feeding back the information of described image Analysis server；
Described image acquisition terminal, the storage server, the PLC controller and the WEB display terminal are communication connection.
2. train pantograph on-line detecting system according to claim 1, which is characterized in that every industrial camera is clapped
The image of every camera shooting pantograph half is taken the photograph, and the pantograph carbon slide left and right sides image that two cameras acquire is passed through into mark
Determine algorithm and is spliced into complete pantograph image.
3. train pantograph on-line detecting system according to claim 1, which is characterized in that the Analysis server analysis
The single available carbon slipper abrasion of carbon slipper image and notch situation, analysis pantograph bend the available full bow posture of image entirely
Parameter and goat's horn degree of lacking.
4. train pantograph on-line detecting system according to claim 3, which is characterized in that the parameter includes full bow appearance
The inclination of state, off-centring.
5. train pantograph on-line detecting system according to claim 1, which is characterized in that supplementary lighting sources are additionally provided with,
The supplementary lighting sources use flash lighting, and each two light compensating lamps of setting carry out light filling before and after pantograph, and are installed on contact net
Top.
6. train pantograph on-line detecting system as claimed in claim 1, which is characterized in that the industrial camera is four
The GIGE interface industrial camera of 5000000 pixels.
7. the train pantograph on-line detecting system as described in claims 1 or 6, which is characterized in that industrial camera is in contact
Side off the net and pantograph are contour at 37-45 degree angle.
8. train pantograph on-line detecting system as claimed in claim 1, it is characterised in that: in function algorithm design by
Pantograph abrasion, notch, posture, component missing detection carry out on a pantograph stitching image.
9. train pantograph on-line detecting system as shown in claim 1, which is characterized in that described image acquisition terminal also wraps
Three HD video cameras being located above contact net are included, sync pulse jamming roof of train video and pantograph state video are used for,
Different angle shooting is carried out, roof foreign matter and pantograph situation are observed.
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| CN201810793018.XA CN108981811A (en) | 2018-07-18 | 2018-07-18 | A kind of train pantograph on-line detecting system |
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| CN201810793018.XA CN108981811A (en) | 2018-07-18 | 2018-07-18 | A kind of train pantograph on-line detecting system |
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| CN110084171A (en) * | 2019-04-23 | 2019-08-02 | 东北电力大学 | A kind of subway roof detection device for foreign matter and detection method |
| CN110458126A (en) * | 2019-08-16 | 2019-11-15 | 上海仁童电子科技有限公司 | A kind of pantograph state monitoring method and device |
| CN111006592A (en) * | 2019-12-02 | 2020-04-14 | 西安宝利铁路器材有限公司 | Locomotive hook height monitoring device and method |
| CN111332340A (en) * | 2020-03-06 | 2020-06-26 | 东莞理工学院 | Method and system for storing and processing rail transit monitoring data |
| CN112770043A (en) * | 2019-11-06 | 2021-05-07 | 中国铁道科学研究院集团有限公司 | Bow net video acquisition device and bow net video processing system |
| CN113267504A (en) * | 2021-05-19 | 2021-08-17 | 孙洪茂 | Pantograph hard spot detection comprehensive diagnosis system |
| CN113362330A (en) * | 2021-08-11 | 2021-09-07 | 昆山高新轨道交通智能装备有限公司 | Pantograph cavel real-time detection method, device, computer equipment and storage medium |
| CN113916293A (en) * | 2021-10-11 | 2022-01-11 | 孙洪茂 | Electric train contact net suspension state and bow net relation detecting system |
| CN117036366A (en) * | 2023-10-10 | 2023-11-10 | 克伦斯(天津)轨道交通技术有限公司 | Railway bow net detection method, device, equipment and medium based on image processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110084171A (en) * | 2019-04-23 | 2019-08-02 | 东北电力大学 | A kind of subway roof detection device for foreign matter and detection method |
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| CN110458126A (en) * | 2019-08-16 | 2019-11-15 | 上海仁童电子科技有限公司 | A kind of pantograph state monitoring method and device |
| CN112770043B (en) * | 2019-11-06 | 2022-09-13 | 中国铁道科学研究院集团有限公司 | Bow net video acquisition device and bow net video processing system |
| CN112770043A (en) * | 2019-11-06 | 2021-05-07 | 中国铁道科学研究院集团有限公司 | Bow net video acquisition device and bow net video processing system |
| CN111006592A (en) * | 2019-12-02 | 2020-04-14 | 西安宝利铁路器材有限公司 | Locomotive hook height monitoring device and method |
| CN111332340A (en) * | 2020-03-06 | 2020-06-26 | 东莞理工学院 | Method and system for storing and processing rail transit monitoring data |
| CN113267504A (en) * | 2021-05-19 | 2021-08-17 | 孙洪茂 | Pantograph hard spot detection comprehensive diagnosis system |
| CN113362330B (en) * | 2021-08-11 | 2021-11-30 | 昆山高新轨道交通智能装备有限公司 | Pantograph cavel real-time detection method, device, computer equipment and storage medium |
| CN113362330A (en) * | 2021-08-11 | 2021-09-07 | 昆山高新轨道交通智能装备有限公司 | Pantograph cavel real-time detection method, device, computer equipment and storage medium |
| CN113916293A (en) * | 2021-10-11 | 2022-01-11 | 孙洪茂 | Electric train contact net suspension state and bow net relation detecting system |
| CN117036366A (en) * | 2023-10-10 | 2023-11-10 | 克伦斯(天津)轨道交通技术有限公司 | Railway bow net detection method, device, equipment and medium based on image processing |
| CN117036366B (en) * | 2023-10-10 | 2024-01-02 | 克伦斯(天津)轨道交通技术有限公司 | Railway bow net detection method, device, equipment and medium based on image processing |
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