CN201419716Y - Three-rail detection device - Google Patents
Three-rail detection device Download PDFInfo
- Publication number
- CN201419716Y CN201419716Y CN2009201091676U CN200920109167U CN201419716Y CN 201419716 Y CN201419716 Y CN 201419716Y CN 2009201091676 U CN2009201091676 U CN 2009201091676U CN 200920109167 U CN200920109167 U CN 200920109167U CN 201419716 Y CN201419716 Y CN 201419716Y
- Authority
- CN
- China
- Prior art keywords
- rails
- sensor
- collector shoe
- obtains
- pretreatment
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The utility model discloses a three-rail detection device, which is used for detecting the contact performance between a three-rail and a collector shoe. The device comprises a simulation collector shoe which receives the power supply of the three-rail, a sensing system which is mounted on the simulation collector shoe, and collects voltage waveform and current waveform of the power supply of thethree-rail to the simulation collector shoe, a collecting system which is connected with the sensing system, preprocesses the voltage waveform and the current waveform and collects the preprocessed results to obtain the collected results, and an upper processing device which is connected with the collecting system, obtains the collected results and perform data processing on the collected results.The three-rail detection device fully automatically detects the contact performance of the three-rail and the collector shoe on line via data processing equipment, thereby saving labor and time and improving the detection efficiency and precision.
Description
Technical field
The utility model relates to the detecting device of urban track traffic, relates in particular to a kind of third rail detection device.
Background technology
The construction and the maintenance of urban track traffic such as subway, light rail are a fundamental task crucial for generations to come, and for urban track traffic, its energy source is the three rails most important things especially.The subway electric energy is transported on the collector shoe by three rails from the voltage transformer back of coming out, because collector shoe itself is mounted on the train, so just by contacting of three rails and collector shoe electric energy is directly flowed on the subway train in the motion.
It is one of key technical problem of development subway that boots-rail dynamically is subjected to stream.Because it is Coupled vibration problem between collector shoe and the contact rail that boots-net dynamically is subjected to stream, therefore it is a lot of to influence the factor that is dynamically flowed, as the construction parameter of contact rail, the quality of collector shoe, rigidity and damping also have the operation conditions of train and air to the dynamic action of collector shoe etc.In the construction and maintenance process of urban track traffic, construction party need be taked a large amount of measures, touches along slipping to guarantee the straight of three rails, prevents that power delivery from breaking down.
Mainly utilize apomecometer and spirit level at present, carry out manual measurement and observe the contact performance that guarantees three rails, comprise flatness and smoothness, and the height conformability of level.Because artificial single-point operation will cause a large amount of personal errors, and expend a large amount of artificial and time, and the data that obtain can't be preserved and comparison by actv..
In view of this, demand proposing a kind of device of online automatic detection three rail technical indexs urgently in the urban track traffic field, to guarantee collector shoe and three rail contact system excellent contact performances.
The utility model content
Technical problem to be solved in the utility model is to be a kind of third rail detection device need be provided, and is used to detect the contact performance between three rails and the collector shoe.
In order to solve the problems of the technologies described above, the utility model provides a kind of third rail detection device, comprising:
The simulation collector shoe is accepted the power supply of described three rails;
Sensor-based system is installed on the described simulation collector shoe, obtains voltage waveform and current waveform that three rails are powered to described simulation collector shoe;
Acquisition system links to each other with described sensor-based system, described voltage waveform and current waveform is carried out pretreatment, and the pretreatment result is gathered, and obtains collection result;
Upper treatment facility links to each other with described acquisition system, obtains described collection result, and described collection result is carried out data handing.
Preferably, described simulation collector shoe is for hard material processes.
Preferably, described sensor-based system comprises:
Voltage sensor, the voltage when detecting described three rails to the power supply of described simulation collector shoe;
Current sensor, the electric current when detecting described three rails to the power supply of described simulation collector shoe.
Preferably, described sensor-based system further obtains the physics mount message of described three rails and the operation information of track train;
Described acquisition system is further obtained described operation information, and described physics mount message is carried out pretreatment;
Described upper treatment facility further according to described operation information, is classified the result that described data handing obtains.
Preferably, described sensor-based system further comprises:
Pressure sensor detects the pressure to three rails;
Acceleration pick-up detects the vibration of described simulation collector shoe;
Speed sensor obtains moving velocity;
Height sensor detects the height of three rails;
Optical fiber transducer detects the disalignment and the face width of three rails.
Preferably, described acquisition system comprises:
Receiving element links to each other with described sensor-based system, receives described voltage waveform and current waveform;
Pretreatment unit links to each other with described receiving element, and described voltage waveform and current waveform are carried out pretreatment, obtains described pretreatment result;
Collecting unit links to each other with described pretreatment unit, and described pretreatment result is carried out described collection, obtains described collection result;
Communication unit links to each other with described collecting unit and upper treatment facility, and described collection result is sent to described upper treatment facility.
Compared with prior art, the utility model utilizes advanced sensor and AD acquisition technique, contact performance by online detection three rails of data processing equipment full automaticity and collector shoe, artificial and time have been saved, detection efficiency and accuracy of detection have been improved, not only can detect the physics installation dimension of three rails, can also detect the conveying electrical property between three rails and the collector shoe, propose to utilize the voltage current waveform index to judge the contact performance of three rails and collector shoe first.
Description of drawings
Fig. 1 is the utility model device embodiment scheme drawing.
Fig. 2 is the composition scheme drawing of sensor-based system among the utility model device embodiment.
Fig. 3 is the schematic flow sheet of the utility model device embodiment when detecting.
The specific embodiment
Describe embodiment of the present utility model in detail below with reference to drawings and Examples, how the application engineering means solve technical matters to the utility model whereby, and the implementation procedure of reaching technique effect can fully understand and implements according to this.
Fig. 1 is the composition scheme drawing of the utility model device embodiment.As shown in Figure 1, this embodiment is used for the detection of subway three rails, mainly comprises simulation collector shoe 110, sensor-based system 120, acquisition system 130 and upper treatment facility 140, wherein:
Simulation collector shoe 110 is the third-rail current collection device, accepts the electric energy that three rails provide for subway train; When it slides at three track surfaces, by with the moving contact of three rails, make the electric energy smooth delivery of power of three rails to subway train;
Sensor-based system 120 is installed on the simulation collector shoe 110, detect the physics installation dimension of three rails, and three rails obtains three rail detection signals, and this three rails detection signal is sent to acquisition system 130 to simulating the power supply state that collector shoe 110 is powered; Wherein this three rails detection signal comprises the three rail physics mount messages that detect the acquisition of three rail physics installation dimensions, such as three rail height, disalignment, three track surface width and shocking waveshapes, also comprise and detect power supply information that power supply state obtains such as pressure waveform, voltage waveform and the current waveform on the collector shoe, also comprise time of run and mileage in addition;
Acquisition system 130, be connected by shielded cable with sensor-based system 120, after receiving three rail detection signals of sensor-based system 120 transmissions, this three rails detection signal is carried out pretreatment, gather carrying out AD then, then AD collection result (being quantized data) is sent to upper treatment facility 140 according to USB (USB) communication protocol through the pretreatment result after the pretreatment; And
In the present embodiment, simulation collector shoe 110 is shape parts similar with common collector shoe that processed by steel plate, and with the contact surface of three rails can smooth reliable the contact.Perforate and do groove on this steel plate, so that various sensors to be installed, make various sensors can react the contact relation of three rails and simulation collector shoe 110 strictly according to the facts, and the size of three rails as the height etc., and three rails can be simulated collector shoe by this provides power supply to load, such as the fictitious load in the test process.In the present embodiment, this simulation collector shoe 110 is processed by steel plate, and in other embodiments, simulation collector shoe 110 also can be that other hard materials process.
In the present embodiment, this sensor-based system 120 is made up of multiple sensors, and those sensors comprise pressure sensor, acceleration pick-up, speed sensor, height sensor, optical fiber transducer, voltage sensor and current sensor.
Wherein, pressure sensor detects the pressure of subway train to three rails.Whether acceleration pick-up detects the vibration of simulation collector shoe 110, serve as the contact hard spot to judge check point.Speed sensor obtains the moving velocity of subway train, to obtain the residing position of subway train, distance is uninterrupted to be detected because this device can be grown, for the ease of analyzing and positioning guilty culprit position, by adopting speed sensor, and the speed that speed sensor obtained carried out integration, obtain the position (can obtain aforesaid distance travelled in view of the above) at current train place.Height sensor detects the height of three rails, and optical fiber transducer detects the disalignment and the face width of three rails, the voltage and current when voltage sensor and current sensor detect 110 pairs of subway train power supplies of simulation collector shoe respectively.Wherein, pressure sensor, acceleration pick-up, height sensor, optical fiber transducer etc. detect the physics installation dimension of three rails, the distance travelled of speed sensor location subway train, the power supply state that voltage sensor and current sensor senses three rails are powered to simulation collector shoe 110.
Above-mentioned contact hard spot, be meant have uneven on three track surfaces or foreign matter welding slag etc. attached to top.When these situations exist, when the collector shoe of surface smoothing passes through with certain speed and pressure, the vibration that can produce vertical direction.Acceleration pick-up can be judged the smooth surface degree at this place according to the size that vibration changes.
Owing to comprise voltage sensor and current sensor in the sensor-based system 120 of present embodiment, therefore present embodiment detects the physics installation dimension of three rails when not only can be used in cold cunning, can also be used in and detect the situation of three rails when heat is slided, detect the relation of three rails and collector shoe from electric angle the collector shoe power supply.Because in the sliding detection of heat, three rails and simulation collector shoe 110 are charged, and power by 110 pairs of subway trains of simulation collector shoe, therefore can detect the situation of change that heat slips over voltage and current in the journey by voltage sensor and current sensor.
After sensor-based system 120 obtains three rail detection signals, this three rails detection signal is sent to acquisition system 130.
In other embodiment of the present utility model, sensor-based system 120 can comprise one or more in the above-mentioned various sensor.
Above-mentioned acquisition system 130 is carried out pretreatment to this three rails detection signal, is because the signal that sensor-based system 120 is collected, what have may be current signal, have plenty of voltage signal, what also have may be optical signal, and this pretreatment is unifies these signals.In the present embodiment, be the unified voltage signal that is transformed to 0～5V.
The classification that above-mentioned upper treatment facility 140 is carried out is handled, it is objective function according to acquired signal, with three rail height, disalignment, three track surface width and shocking waveshapes, pressure waveform on the collector shoe, voltage waveform and current waveform, and operation information such as these data such as time of run and distance travelled save as file after the correspondence one by one, obtain above-mentioned all parameter measurements at this place in order to follow-up passage period and mileage.
Fig. 2 is the composition scheme drawing of acquisition system 130 in the utility model detecting device embodiment.As shown in Figure 2, this acquisition system 130 mainly comprises receiving element 210, pretreatment unit 220, AD collecting unit 230 and communication unit 240, wherein:
Receiving element 210 links to each other by shielded cable with sensor-based system 120, receives the three rail detection signals that sensor-based system 120 sends;
AD collecting unit 230 links to each other with pretreatment unit 220, the pretreatment result is carried out AD gather, and obtains the AD collection result; And
Fig. 3 shows and uses the utility model third rail detection device and carry out the schematic flow sheet of three rails when detecting, and in conjunction with the composition of above-mentioned the utility model device embodiment shown in Figure 1 and sensor-based system shown in Figure 2 120, this testing process mainly comprises the steps:
Step S310 by the moving contact of simulation collector shoe and three rails, makes the electric energy smooth delivery of power of three rails on track train;
Step S320, automatic on-line detect the physics installation dimension of three rails, obtain the physics mount message of three rails; Detect the power supply state that three rails are powered to the simulation collector shoe, obtain power supply information; The operation information of track record train;
Step S330 carries out pretreatment to this physics mount message and power supply information and obtains the pretreatment result, this pretreatment result is carried out AD collect the AD collection result;
Step S340 stores this AD collection result, and this AD collection result is carried out data handings such as filtering, conversion, utilize the test figures of relevant algorithm in conjunction with reality, according to the processing of classifying of this operation information, and a classification result preserved into file, for inquiry in the future.
The physics installation dimension of three rails among the above-mentioned steps S320, comprise by the pressure information of the detected subway train of pressure sensor three rails, whether by the detected check point of acceleration pick-up is the contact hard spot information of contact hard spot, by the residing location information of subway train that speed sensor obtains, by the elevation information of detected three rails of height sensor, by the disalignment amount and the three track surface width information of detected three rails of optical fiber transducer.Three rails are to the simulation collector shoe power supply state of powering among the above-mentioned steps S320, comprise information of voltage and current information when detected simulation collector shoe is to the subway train power supply respectively by voltage sensor and current sensor.Certainly, in the testing process of using the utility model device embodiment, also can be above-mentioned partial information.
Three rails of the prior art detect, and all are physical dimension and the installation dimensions that obtains three rails by artificial point-to-point measurement, and the real-time system-wide testing process of neither one.The utility model device can not only detect the physics installation dimension of three rails, can also detect the conveying electrical property of three rails and simulation collector shoe, and by physics installation dimension and the cooperation of carrying this two aspect of electrical property, judges the contact performance of three rails and simulation collector shoe.Because the utility model is a contact performance of judging three rails and collector shoe from the angle of physical dimension and electrical bond, the power supply that more meets checking three rails and collector shoe concerns the testing goal that this is final.
Adopt the mode of artificial pointwise detection at prior art, the utility model utilizes advanced sensor and AD acquisition technique, by the online detection of data processing equipment full automaticity, and detected result data is preserved and analyzes, save a large amount of artificial and time, improved detection efficiency.Owing to be that automation detects, can at utmost reduce personal error, improved accuracy of detection greatly.
Though the disclosed embodiment of the utility model as above, the embodiment that described content just adopts for the ease of understanding the utility model is not in order to limit the utility model.Scope of patent protection of the present utility model must be as the criterion with the scope that appending claims was defined.
Claims (6)
1, a kind of third rail detection device is characterized in that, comprising:
The simulation collector shoe is accepted the power supply of described three rails;
Sensor-based system is installed on the described simulation collector shoe, obtains voltage waveform and current waveform that three rails are powered to described simulation collector shoe;
Acquisition system links to each other with described sensor-based system, described voltage waveform and current waveform is carried out pretreatment, and the pretreatment result is gathered, and obtains collection result;
Upper treatment facility links to each other with described acquisition system, obtains described collection result, and described collection result is carried out data handing.
2, third rail detection device as claimed in claim 1 is characterized in that:
Described simulation collector shoe is for hard material processes.
3, third rail detection device as claimed in claim 1 is characterized in that, described sensor-based system comprises:
Voltage sensor, the voltage when detecting described three rails to the power supply of described simulation collector shoe;
Current sensor, the electric current when detecting described three rails to the power supply of described simulation collector shoe.
4, third rail detection device as claimed in claim 1 is characterized in that:
Described sensor-based system further obtains the physics mount message of described three rails and the operation information of track train;
Described acquisition system is further obtained described operation information, and described physics mount message is carried out pretreatment;
Described upper treatment facility further according to described operation information, is classified the result that described data handing obtains.
5, third rail detection device as claimed in claim 4 is characterized in that, described sensor-based system further comprises:
Pressure sensor detects the pressure to three rails;
Acceleration pick-up detects the vibration of described simulation collector shoe;
Speed sensor obtains moving velocity;
Height sensor detects the height of three rails;
Optical fiber transducer detects the disalignment and the face width of three rails.
6, third rail detection device as claimed in claim 1 is characterized in that, described acquisition system comprises:
Receiving element links to each other with described sensor-based system, receives described voltage waveform and current waveform;
Pretreatment unit links to each other with described receiving element, and described voltage waveform and current waveform are carried out pretreatment, obtains described pretreatment result;
Collecting unit links to each other with described pretreatment unit, and described pretreatment result is carried out described collection, obtains described collection result;
Communication unit links to each other with described collecting unit and upper treatment facility, and described collection result is sent to described upper treatment facility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201091676U CN201419716Y (en) | 2009-06-15 | 2009-06-15 | Three-rail detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201091676U CN201419716Y (en) | 2009-06-15 | 2009-06-15 | Three-rail detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201419716Y true CN201419716Y (en) | 2010-03-10 |
Family
ID=41806366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201091676U Expired - Fee Related CN201419716Y (en) | 2009-06-15 | 2009-06-15 | Three-rail detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201419716Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207516A (en) * | 2010-03-31 | 2011-10-05 | 施尼温特有限两合公司 | Measuring device for measuring a current flowing in a contact rail |
| US9834095B2 (en) | 2015-12-16 | 2017-12-05 | Bombardier Transportation Gmbh | Fluid spraying system and method for a mass transit vehicle |
| CN108267179A (en) * | 2018-04-18 | 2018-07-10 | 湖南磁浮技术研究中心有限公司 | Low speed magnetic suspension train collector shoe and the device of conductor rail dynamic property detection in realization |
| CN111238839A (en) * | 2020-01-17 | 2020-06-05 | 杭州中车车辆有限公司 | Online detection system and method for state of running part of straddle type monorail train |
| CN111572589A (en) * | 2019-09-23 | 2020-08-25 | 浙江得玛斯科技有限公司 | Urban rail transit fault distance measuring system and method |
-
2009
- 2009-06-15 CN CN2009201091676U patent/CN201419716Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207516A (en) * | 2010-03-31 | 2011-10-05 | 施尼温特有限两合公司 | Measuring device for measuring a current flowing in a contact rail |
| US9834095B2 (en) | 2015-12-16 | 2017-12-05 | Bombardier Transportation Gmbh | Fluid spraying system and method for a mass transit vehicle |
| CN108267179A (en) * | 2018-04-18 | 2018-07-10 | 湖南磁浮技术研究中心有限公司 | Low speed magnetic suspension train collector shoe and the device of conductor rail dynamic property detection in realization |
| CN108267179B (en) * | 2018-04-18 | 2024-02-20 | 湖南磁浮技术研究中心有限公司 | Device for detecting dynamic performance of collector shoe and contact rail of medium-low speed maglev train |
| CN111572589A (en) * | 2019-09-23 | 2020-08-25 | 浙江得玛斯科技有限公司 | Urban rail transit fault distance measuring system and method |
| CN111572589B (en) * | 2019-09-23 | 2021-12-24 | 浙江得玛斯科技有限公司 | Urban rail transit fault distance measuring system and method |
| CN111238839A (en) * | 2020-01-17 | 2020-06-05 | 杭州中车车辆有限公司 | Online detection system and method for state of running part of straddle type monorail train |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201419716Y (en) | Three-rail detection device | |
| CN201429413Y (en) | Pantograph performance on-line automatic detection system for high-speed trains | |
| CN101701976A (en) | Third rail detection device and method | |
| CN203231740U (en) | Railway track abrasion detector | |
| CN202115547U (en) | Track geometry status measuring cart and measuring apparatus | |
| CN102114855B (en) | Track detection method and device | |
| CN103112477A (en) | Rail safety monitoring automatically warning system based on wireless sensor network | |
| CN110789566B (en) | Track defect monitoring method and monitoring equipment based on axle box acceleration signal | |
| CN207268608U (en) | Detector for train wheel pair size dynamic detection system | |
| CN201339159Y (en) | Laser pavement evenness testing apparatus | |
| JP2006329837A (en) | Fatigue state analysis device and fatigue state analysis program | |
| CN202583081U (en) | Track traffic tunnel wall damage recognition device | |
| CN102092406A (en) | Optical fiber grating sensed train wheel tread state online monitoring system | |
| CN110806324A (en) | Wheel polygon abrasion detection method based on rail displacement and data acquisition equipment | |
| CN112414470A (en) | Intelligent sleeper and intelligent monitoring system for state of ballast track bed | |
| CN104477209B (en) | Automatic online detection system and method for railway locomotive vehicle wheel scratching | |
| CN110104533A (en) | The fault finding system and method for escalator or moving sidewalk | |
| CN112550369A (en) | Switch application on-line state monitoring system | |
| CN105823711A (en) | Online monitoring method for oil abrasive particles | |
| CN104142135B (en) | Method and device for monitoring horizontal displacement of tunnel based on wireless tilt sensors | |
| CN104742937A (en) | Dynamic detection platform for parameters in track operating process | |
| CN207141101U (en) | A kind of vehicle-mounted removable rail in high speed railway hurt acoustic emission detection system | |
| CN210707430U (en) | Switch application on-line state monitoring system | |
| CN2284392Y (en) | Dynamic measuring device for train wheel flat and wear | |
| CN106052640A (en) | AliCloud-based on-line monitoring method and system for high-speed rail bridge settlement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100310 Termination date: 20140615 |
|
| EXPY | Termination of patent right or utility model |