CN206132845U - Electricity affair test vehicle unbalance current detecting system - Google Patents
Electricity affair test vehicle unbalance current detecting system Download PDFInfo
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- CN206132845U CN206132845U CN201621178644.0U CN201621178644U CN206132845U CN 206132845 U CN206132845 U CN 206132845U CN 201621178644 U CN201621178644 U CN 201621178644U CN 206132845 U CN206132845 U CN 206132845U
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Abstract
The utility model provides an electricity affair test vehicle unbalance current detecting system, realizes examining car operation in -process moving, gather in real time the rail the backward flow signal, show and data record in real time, provide the reference frame for railway signal maintainer seeks the equipment trouble point, analysis unbalance current produces the reason. This system uses dedicated track hauling current detection antenna including measuring antenna, traction current return collection system, measuring server, customer end, adopts electromagnetic induction principle non -contact ground to gather the backward flow signal of rail, after traction current return collection system handles, sends the computer so that work such as the completion is real -time, demonstration, dynamic analysis, data storage with digital quantity signal. The utility model discloses the advantage adopts electromagnetic induction technique, technological, the network communication technique of signal detection, can high -speed railway move examine the car on, traction current return's amplitude, unbalance current value and unbalance rate make things convenient for railway maintainer to maintain signal appliance on the real -time detection rail.
Description
Technical field
The utility model belongs to railway signals equipment detection application, and in particular to a kind of in dynamic inspection car running
The device and method thereof of traction current on rail are detected by cordless.
Background technology
It is to ensure rail because traction current and track-circuit signalling electric current are transmitted in same conductor in electric railway
The normal work of road circuit, generally using various safeguard procedures, guarantee flows through traction current amplitude on the one steel rail of track circuit two
It is equal, it is to avoid to burn out railway signals equipment because two one steel rail out-of-balance currents are produced, cause track circuit to dodge red band, affect iron
Road train operation.During practice, because cable insulation is damaged, choke transformer fixes lead-in loosened screw, horizontal stroke
The reason such as there is foreign matter on connecting line loose contact, rail, get rusty, can cause out-of-balance current to produce.In order to find in time
Out-of-balance current and it is analyzed on rail, a kind of new track out-of-balance current detecting system is needed, to rail traction current
Unbalance factor carries out dynamic detection, to scent a hidden danger in time, to process.
Electricity business instruction carriage track out-of-balance current detecting system is in electricity business instruction carriage " signal dynamics check and evaluation system "
On the basis of track drawing electric current is carried out dynamic detection, analysis, assessment system.The system uses special track drawing electric current
Detection antenna, using electromagnetic induction principle the returned signal of rail is non-contactly gathered, the process of Jing traction currents harvester
Afterwards, digital quantity signal is sent to into computer to complete the work such as real-time, display, dynamic analysis, data preservation.
The content of the invention
The purpose of this utility model is to provide a kind of electricity business instruction carriage out-of-balance current detecting system, realizes in dynamic inspection car fortune
During row, the returned signal of Real-time Collection rail, the information that is acquired Jing after system process shows in real time and data preservation, is
Railway signal attendant searches equipment fault point, analysis out-of-balance current producing cause and provides reference frame.
For achieving the above object, the utility model is employed the following technical solutions：
A kind of electricity business instruction carriage out-of-balance current detecting system, including detection antenna, traction current harvester, detection clothes
Business device, client；The detection antenna is electrically connected with traction current harvester；The traction current harvester and inspection
Survey server to be electrically connected；The detection service device is electrically connected with client；
The detection antenna, for sensing traction current electric signal on rail, and electrical signal of reaction is transmitted to drawing back
Stream harvester；
The traction current harvester, for the electric signal of detection antenna transmission to be amplified, filter, virtual value turns
Change, A/D conversion and signal transacting after, by UDP networks will gather information transfer to detection service device；
The detection service device, for receiving signal dynamics detecting system transmission train position information, velocity information, receives
The amplitude of two rail traction currents of traction current harvester transmission, harmonic information and unbalance factor, and to receive information
Parsed, merge and transmit to client and shown after classification is processed, while detection service device is to gathering traction current letter
Breath, train position information and velocity information are preserved；
The client, for providing man machine operation interface interface, receive the transmission of detection service device traction current information,
Train position information, velocity information, and receive information is shown in real time, history playback.
The detection antenna, including multiple traction currents detection antenna, detection antenna is arranged on below dynamic inspection car underbody, often
It is individual to detect the antenna parallel surface for facing two rail respectively；The detection antenna, is built-in with induction coil, for sensing
The current signal of rail transmission is simultaneously transmitted to traction current harvester by antenna cables.
The detection antenna and traction current harvester interface, using wireline interface mode, interface is from coaxially connected
Device, connection cable adopts the coaxial cable of 50 Ω impedances.
The traction current harvester, using unit block mode, in detection rack；The traction current collection dress
Put, including traction current collection plate, CPU board, power panel, bus mother board；The traction current collection plate, CPU board, power panel it
Between, it is attached by bus mother board；
The traction current collection plate, isolates detection antenna induction output current signal Jing amplification, signal condition and has
After valid value conversion process, transmitted to CPU board by RS232 interface Jing bus mother boards and processed；The traction current collection plate,
Input port is provided with overload protection, interface impedance match circuit, and for placing, input current is excessive to damage late-class circuit unit device
Part and interface communication；The traction current collection plate, polylith traction current collection plate can be configured according to actual needs carries out letter
Breath collection；
The CPU board, by the traction current signal for receiving Jing after interface protocol conversion process, will be received by network interface
Data transfer is to detection service device；The CPU board, real-time self-inspection is carried out in running to equipment working state；The CPU
Plate, is built-in with RS232 communication debugging interfaces, information output when safeguarding debugging and accident analysis for research staff；
The power panel, for by input AC 220V Power converts for needed for each board various DC voltages；
The bus mother board, for connecting traction current collection plate, CPU board, power panel, and carries out signal transmission, power supply
Power supply.
The detection service device, client, in detection rack；The detection service device passes through network interface and leads
Lead back stream harvester CPU board, client to be communicatively coupled, data are transmitted by udp protocol；The client, adopts
Use industrial computer.
Using the utility model of above-mentioned technical proposal, it has advantages below：
(1) present invention adopts electromagnetic induction technology, signal detection technique, the network communications technology, can be dynamic in high-speed railway
On inspection car, the amplitude of traction current, out-of-balance current value and unbalance factor, facilitate railroad maintenance personnel couple on real-time detection rail
Signalling arrangement is safeguarded.
(2) each track out-of-balance current of independent detection of the present invention, the traction current detection of double track is separate, it is to avoid inspection
That what is surveyed interferes, and increases the precision and reliability of detection.
(3) present invention adopts unified traction current harvester, and traction current is uniformly processed, and can not only reduce installation
Space, is also convenient for carrying out comprehensive assessment to traction current.
Description of the drawings
Fig. 1 is the structure chart of the present invention.
Fig. 2 is the traction current harvester signal processing flow figure of the present invention.
Specific embodiment
With reference to the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is retouched
State, described embodiment is a part of embodiment of the utility model, rather than the embodiment of whole.Based in the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained under the premise of creative work is not made all belongs to
In the scope of the utility model protection.
As shown in figure 1, a kind of electricity business instruction carriage out-of-balance current detecting system, including detection antenna, traction current collection
Device, detection service device, client；The detection antenna is electrically connected with traction current harvester；The traction current
Harvester is electrically connected with detection service device；The detection service device is electrically connected with client；
The detection antenna, for sensing traction current electric signal on rail, and electrical signal of reaction is transmitted to drawing back
Stream harvester；
The traction current harvester, for the electric signal of detection antenna transmission to be amplified, filter, virtual value turns
Change, A/D conversion and signal transacting after, by network will gather information transfer to detection service device；
The detection service device, for receiving signal dynamics detecting system transmission train position information, velocity information, receives
The secondary value of two rail traction currents of traction current harvester transmission, harmonic information and unbalance factor, and to receive information
Parsed, merge and transmit to client and shown after classification is processed, while detection service device is to gathering traction current letter
Breath, train position information and velocity information are preserved；
The client, for providing man machine operation interface interface, receive the transmission of detection service device traction current information,
Train position information, velocity information, and receive information is shown in real time, history playback.
The detection antenna, including multiple traction currents detection antenna, detection antenna is arranged on below dynamic inspection car underbody, often
It is individual to detect the antenna parallel surface for facing two rail respectively；The detection antenna, is built-in with induction coil, for sensing
The current signal of rail transmission is simultaneously transmitted to traction current harvester by antenna cables；
The detection antenna and traction current harvester interface, using wireline interface mode, interface is from coaxially connected
Device, connection cable adopts the coaxial cable of 50 Ω impedances.
The traction current harvester, using unit block mode, in detection rack；The traction current collection dress
Put, including traction current collection plate, CPU board, power panel, bus mother board；The traction current collection plate, CPU board, power panel it
Between, it is attached by bus mother board；
The traction current collection plate, isolates detection antenna induction output current signal Jing amplification, signal condition and has
After valid value conversion process, transmitted to CPU board by RS232 interface Jing bus mother boards and processed；The traction current collection plate,
Input port is provided with overload protection, interface impedance match circuit, and for placing, input current is excessive to damage late-class circuit unit device
Part and interface communication；The traction current collection plate, polylith traction current collection plate can be configured according to actual needs carries out letter
Breath collection；
The CPU board, by the traction current signal for receiving Jing after interface protocol conversion process, will be received by network interface
Data transfer is to detection service device；The CPU board, real-time self-inspection is carried out in running to equipment working state；The CPU
Plate, is built-in with RS232 communication debugging interfaces, information output when safeguarding debugging and accident analysis for research staff；
The power panel, for by input AC 220V Power converts for needed for each board various DC voltages；
The bus mother board, for connecting traction current collection plate, CPU board, power panel, and carries out signal transmission, power supply
Power supply.
The detection service device, client, in detection rack；The detection service device passes through network interface and leads
Lead back stream harvester CPU board, client to be communicatively coupled, data are transmitted by udp protocol；The client, adopts
Use industrial computer.
As shown in Fig. 2 receiving traction current signal on rail, the transmission of Jing antenna cables by electromagnetic induction by detection antenna
To traction current collection plate, traction current collection plate carries out Real-time Collection to receiving traction current signal, and enters to gathering signal
Row isolation is amplified, filtering, is then carried out after A/D conversions, data packing and Control on Communication to gathering signal, and Jing RS232 communications connect
Oral instructions are transported to CPU board and are processed；CPU board is processed receiving traction current signal data Jing RS232 interface conversions network interface
Afterwards, by udp protocol by gathered data real-time Transmission to detection service device.
A kind of method of electricity business instruction carriage out-of-balance current detection, it is comprised the steps of：
1., when dynamic inspection car passes through track circuit, traction current signal and pass on detection antenna two rail of Real-time Collection
Transport to traction current harvester；
2., traction current harvester carries out signal condition, RMS-DC converter, Preliminary calculation and analysis to the signal for transmitting
Afterwards, it is transmitted through the network to detection service device；
3., detection service device carries out integrated treatment, protects to receiving traction current signal, train position signal, rate signal
Deposit, and transmit to client；
4., client carries out real-time grading, shows and history playback to receiving traction current data.
In step 1, the detection antenna is built-in with induction coil, and when dynamic inspection car passes through track, detection antenna is by sense
Answer coil-induced rail to send electromagnetic signal, after testing after the conversion of antenna magnetoelectricity, be output as current signal transfer to traction current
Harvester；The rail is divided into left rail, right rail, and directly over each rail a detection antenna is provided with.
In step 2, antennal interface is received defeated in signal Jing traction current collection plates by the traction current harvester
After entering protection circuit, impedance matching circuit, isolating amplifier circuit, filter circuit, RMS-DC converter processing of circuit, by RS232
Asynchronous communication bus transfer is processed to CPU board, and CPU board carries out interface protocol conversion process to receiving traction current signal,
Then by receiving data Jing network interface transfers to detection service device；
The traction current collection plate input protection circuit, detection antenna induction signal is carried out by input protection circuit
Amplitude limit, prevents from burning out late-class circuit components and parts because induced signal electric current is excessive；
The traction current collection plate impedance matching circuit, is made up of resistance capacitance RC network, is accessed for matching antenna
Circuit impedance；
The traction current collection plate isolating amplifier circuit, using special isolated amplifier chip, by input signal with it is defeated
Go out and isolated and transmitted to filter circuit；
The traction current collection plate filter circuit, using bandpass filter, by special filtering chip to interference signal
It is filtered, is then fed into RMS-DC converter circuit；
The traction current collection plate RMS-DC converter circuit, is carried out using special RMS-DC converter chip to input signal
RMS-DC converter, and transmit to data processing chip to gathering signal transacting, then transmitted to CPU by RS232 serial bus
Plate；
The CPU board, by receive traction current signal by RS23 interface conversions be udp protocol interface after, by network
Interface transmits receiving data to detection service device.
In step 3, the detection service device is built-in with traction current detection service device software, to being input into traction current letter
Number is parsed, and the train operation position data, speed data then in conjunction with the transmission of external signal dynamic detection system is entered
Row comprehensive analysis processing, calculating analyzes two rail traction current amplitudes, out-of-balance current value and imbalances of respective segments
Rate, and preserved；Simultaneously after testing data pass through UDP network transmissions to client after server comprehensive analysis processing.
In step 4, the client is embedded with traction current detection terminal software；The software include real-time detection module,
Recovering and analysis module, basic data management module；
The real-time detection module, for receiving the traction current information of detection service device transmission and carrying out data parsing,
Detection shows amplitude, out-of-balance current value and the unbalance factor of two one steel rail traction currents；The real-time detection module, Neng Goutong
Cross numerical value, the tested measurement information of graph curve mode real-time dynamic display；
The recovering and analysis module, for detecting that record data carries out history broadcasting, software circle being passed through during broadcasting
Face selects reproduction time, mileage to carry out single speed or multiple velocity broadcasting；
The basic data management module, for carrying out static data configuration management to the basic data of rail track；Institute
Basic data management module is stated, basic data is by manually entering edlin, modification, preserving and importing；The basic data includes
The semaphore title of rail track and position, session name and position, mileage.
The present invention adopts electromagnetic induction technology, signal detection technique, the network communications technology, can be in the dynamic inspection car of high-speed railway
On, the amplitude of traction current, out-of-balance current value and unbalance factor on real-time detection rail facilitate railroad maintenance personnel to signal
Plant maintenance.
Independent detection of the present invention each track out-of-balance current, the traction current detection of double track is separate, it is to avoid detection
Interfere, increase detection precision and reliability.
The present invention adopts unified traction current harvester, and traction current is uniformly processed, and can not only reduce installation empty
Between, it is also convenient for carrying out comprehensive assessment to traction current.
Claims (4)
1. a kind of electricity business instruction carriage out-of-balance current detecting system, it is characterised in that it includes detection antenna, traction current collection
Device, detection service device, client；The detection antenna is electrically connected with traction current harvester；The traction current
Harvester is electrically connected with detection service device；The detection service device is electrically connected with client；
The detection antenna, adopts for sensing traction current electric signal on rail, and electrical signal of reaction being transmitted to traction current
Acquisition means；
The traction current harvester, for by detection antenna transmission electric signal be amplified, filter, RMS-DC converter,
After A/D conversions and signal transacting, information transfer will be gathered to detection service device by UDP networks；
The detection service device, for receiving signal dynamics detecting system transmission train position information, velocity information, receives traction
The amplitude of two rail traction currents of backflow harvester transmission, harmonic information and unbalance factor, and receive information is carried out
Parsing, merging and classification are transmitted to client after processing and shown, while detection service device is to gathering traction current information, row
Truck position information and velocity information are preserved；
The client, for providing man machine operation interface interface, receives traction current information, the train of the transmission of detection service device
Positional information, velocity information, and receive information is shown in real time, history playback.
2. a kind of electricity business instruction carriage out-of-balance current detecting system according to claim 1, is characterized in that, the detection day
Line, including multiple traction currents detection antenna, detection antenna is arranged on below dynamic inspection car underbody, and each detection antenna difference is parallel
Face the surface of two rail；The detection antenna, is built-in with induction coil, for sensing the current signal of rail transmission
And transmitted to traction current harvester by antenna cables；
The detection antenna and traction current harvester interface, using wireline interface mode, interface selects coaxial connector, even
Connect coaxial cable of the cable using 50 Ω impedances.
3. a kind of electricity business instruction carriage out-of-balance current detecting system according to claim 1, is characterized in that, described to draw back
Stream harvester, using unit block mode, in detection rack；The traction current harvester, including traction current adopts
Collection plate, CPU board, power panel, bus mother board；The traction current collection plate, between CPU board, power panel, entered by bus mother board
Row connection；
The traction current collection plate, by the Jing isolation amplifications of detection antenna induction output current signal, signal condition and virtual value
After conversion process, transmitted to CPU board by RS232 interface Jing bus mother boards and processed；The traction current collection plate, input
Port is provided with overload protection, interface impedance match circuit, for place input current it is excessive damage late-class circuit components and parts and
Interface communication；The traction current collection plate, can configure according to actual needs polylith traction current collection plate and enter row information and adopt
Collection；
The CPU board, by the traction current signal for receiving Jing after interface protocol conversion process, by network interface by receiving data
Transmit to detection service device；The CPU board, real-time self-inspection is carried out in running to equipment working state；The CPU board, it is interior
It is equipped with RS232 communication debugging interfaces, information output when safeguarding debugging and accident analysis for research staff；
The power panel, for by input AC 220V Power converts for needed for each board various DC voltages；
The bus mother board, powers for connecting traction current collection plate, CPU board, power panel, and carrying out signal transmission, power supply.
4. a kind of electricity business instruction carriage out-of-balance current detecting system according to claim 1, is characterized in that, the detection clothes
Business device, client, in detection rack；The detection service device is by network interface and traction current harvester CPU
Plate, client are communicatively coupled, and data are transmitted by udp protocol；The client, using industrial computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178644.0U CN206132845U (en) | 2016-11-03 | 2016-11-03 | Electricity affair test vehicle unbalance current detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178644.0U CN206132845U (en) | 2016-11-03 | 2016-11-03 | Electricity affair test vehicle unbalance current detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206132845U true CN206132845U (en) | 2017-04-26 |
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ID=58577695
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621178644.0U Active CN206132845U (en) | 2016-11-03 | 2016-11-03 | Electricity affair test vehicle unbalance current detecting system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020712A (en) * | 2016-11-03 | 2018-05-11 | 河南蓝信科技股份有限公司 | A kind of electricity business instruction carriage out-of-balance current detection method and its system |
| CN108318731A (en) * | 2018-01-26 | 2018-07-24 | 吉林市盈冲科技有限公司 | Boosting cable, lateral connection line current on-Line Monitor Device |
| CN108663612A (en) * | 2018-05-16 | 2018-10-16 | 吉林市盈冲科技有限公司 | A kind of track circuit failure automatic detection device |
-
2016
- 2016-11-03 CN CN201621178644.0U patent/CN206132845U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020712A (en) * | 2016-11-03 | 2018-05-11 | 河南蓝信科技股份有限公司 | A kind of electricity business instruction carriage out-of-balance current detection method and its system |
| CN108318731A (en) * | 2018-01-26 | 2018-07-24 | 吉林市盈冲科技有限公司 | Boosting cable, lateral connection line current on-Line Monitor Device |
| CN108663612A (en) * | 2018-05-16 | 2018-10-16 | 吉林市盈冲科技有限公司 | A kind of track circuit failure automatic detection device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450001 63 Duan street, hi tech Industrial Development Zone, Zhengzhou, Henan Patentee after: Henan blue letter Technology Co., Ltd. Address before: 450001 Cui bamboo street, Zhengzhou hi tech Zone, Henan Province, No. 6 Patentee before: Henan Lan Xin Science and Technology Co., Ltd. |
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| CP03 | Change of name, title or address |