CN207850304U - A kind of electrification railway contact net detecting system - Google Patents
A kind of electrification railway contact net detecting system Download PDFInfo
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- CN207850304U CN207850304U CN201820316938.8U CN201820316938U CN207850304U CN 207850304 U CN207850304 U CN 207850304U CN 201820316938 U CN201820316938 U CN 201820316938U CN 207850304 U CN207850304 U CN 207850304U
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Abstract
The utility model belongs to railway security detection technique field, discloses a kind of electrification railway contact net detecting system.The utility model includes Cloud Server unit, line sky orientation triggering unit, geometric parameter measurement unit and image acquisition units；Line sky orientation triggering unit includes location processor, first laser trigger device, second laser trigger device and positioning device；Geometric parameter measurement unit includes measurement processor, dimension sensor and phasescan instrument；Image acquisition units include Acquisition Processor, bar image collecting device, direct picture harvester and verso images harvester；First laser trigger device, direct picture harvester, verso images harvester and the second laser trigger device is mounted in the carriage top of train and is set gradually along train direction of advance.The utility model integration degree is high, and triggering precision is high, and positional accuracy is high, and measurement data is accurate, suitable for promoting the use of.
Description
Technical field
The utility model belongs to railway security detection technique field, and in particular to a kind of electrification railway contact net detection system
System.
Background technology
Passenger traffic safety be safety of railway traffic weight among, contact net is the defeated of the special shape set up along rail overhead
Electric line is mainly used for powering for electric locomotive.Contact net be include that column, the knots such as compensation device are supported in contact suspension, positioning
The complication system of structure, in contact net operation maintenance, " scarce, loose, de-, disconnected " the class failure of elements of contacting net is in contact net safety
Larger ratio is accounted in hidden danger, for high-speed railway touching net, due to the increase of contact line and load rope tensility, each contact net
The stress of parts and vibration can also be significantly increased, and the safety problem of elements of contacting net is more prominent.
Detection for above-mentioned overhead contact line state, at present or by the way of manual inspection, i.e., by special inspection
The personnel of looking into are detected, however this traditional manual inspection mode heavy workload, and are also required that in the process of inspection
Contact net is in power failure, and the job mix condition that need railcar job platform etc. complicated.But due to high-speed railway
Circuit is mostly whole block, can only be carried out within the very limited time to the examination and maintenance of contact net suspension status,
Labor intensity is big, working efficiency is low, and can be limited by night illumination condition, it is easy to the case where missing inspection occurs, it is difficult to
Adapt to the needs of contact web, high efficiency repair and maintenance.
Meanwhile height, stagger and vibration compensation are led when geometric parameter measurement in 4C detecting systems at present and mostly uses number
Word image method, testing result precision are affected by algorithm and picture quality；And space-time synchronous triggering positioning device is integrated
Degree is relatively low, by weather influenced trigger accuracy it is unstable, under bad working environments exist higher omission factor；Synchronous location algorithm fusion
Property is relatively low, fails to comprehensively utilize each sensing data, positioning result precision is relatively low, and there are large errors.
In conclusion being badly in need of a kind of efficient and small error Contact Line Detection System at present.
Utility model content
In order to solve the above problem of the existing technology, the utility model aim be to provide a kind of positioning accuracy it is high,
The electrification railway contact net detecting system of high-precision geometric parameter measurement can be realized in harsh weather and working environment.
Technical solution used by the utility model is：
A kind of electrification railway contact net detecting system, including Cloud Server unit, line sky orientation triggering unit, geometric parameters
Number measuring unit and image acquisition units.
The line sky orientation triggering unit includes location processor, further includes communicating to connect first with location processor
Laser triggering device, second laser trigger device and positioning device；The first laser trigger device and second laser triggering
Device is mounted in the carriage top of train.
The geometric parameter measurement unit includes measurement processor, further includes two communicated to connect with measurement processor
Tie up sensor and phasescan instrument；The phasescan instrument be used to measure the carriage top of train apart from contact net it is opposite away from
From being installed in the carriage top of train；The vibration Departure displacement of the compartment bottom apart from rail level for measuring train,
It is installed on the car bottom of train.
The image acquisition units include Acquisition Processor and the bar Image Acquisition communicated to connect with location processor
Device further includes the direct picture harvester and verso images respectively communicated to connect with Acquisition Processor and location processor
Harvester；First laser trigger device, direct picture harvester, verso images harvester and the second laser is touched
Transmitting apparatus is mounted in the carriage top of train and is set gradually along train direction of advance.
The location processor is communicated to connect with Acquisition Processor；The measurement processor and Acquisition Processor with
Cloud Server unit communication connects.
Preferably, the Cloud Server unit includes preprocessing server, data display server and for analyzing
The Analysis server of overhead contact line state；The measurement processor and Acquisition Processor passes through communication module and pretreatment
Server, data display server and Analysis server communication connection.
Preferably, the line sky orientation triggering unit further include with location processor communicate to connect speed measuring device and
GYK。
Preferably, the verso images harvester, direct picture harvester and bar image collecting device are equal
Including camera array and the servo console being fixed in the carriage top of train；Each camera array includes 1 or more camera；
Each camera array has the servo console of unique corresponding matching installation；The camera array of the verso images harvester be with
The opposite reversed phase unit of train direction of advance；The camera array of the direct picture harvester be and train direction of advance
Identical forward direction phase unit.
Preferably, the quantity of the dimension sensor is 2 or more；The dimension sensor uses laser two-dimensional
Sensor；The phasescan instrument uses phase type three-dimensional laser scanner.
Preferably, the first laser trigger device and second laser trigger device is digital laser sensor.
The beneficial effects of the utility model are：
1) Contact Line Detection System over all Integration degree provided by the utility model is high, using 2 laser triggering devices
Each image collecting device of triggering shooting contact net, triggering precision is high, is not influenced, is avoided by bad working environments such as rain, snow, mists
There is the case where missing inspection, and multiple positioning modes ensure that the high definition photo of shooting can be preserved with precise designation simultaneously, after being convenient for
Phase judges whether contact net is in normal operating conditions, while the setting of geometric parameter measurement unit so that the utility model can be
High-precision geometric parameter measurement is realized in harsh weather and working environment；
2) shooting angle is complete when 3 image collecting devices to shoot contact net, and servo console can guarantee that camera is directed to
Different shooting circuits and operating mode realize the fine tuning at the camera array elevation angle and position, ensure that camera array has good workability
Can, the image of acquisition is more clear accurately, and the suspension status of contact net can be preferably analyzed convenient for post analysis server；
3) the utility model is true using GYK, speed measuring device, positioning device and four kinds of modes of frizzen image collecting device
Recognize the space-time position coordinate information when front column, positional accuracy is high, and the algorithm built in location processor can be according to priority
Standard fusion handles the space-time position coordinate information that current contact net is exported after all data informations, further improves positioning accurate
Degree, so that the detection of contact net is more time saving and energy saving, suitable for promoting the use of.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment is further elaborated the utility model.
As shown in Figure 1, the present embodiment provides a kind of electrification railway contact net detecting system, including Cloud Server unit,
Line sky orientation triggering unit, geometric parameter measurement unit and image acquisition units；Cloud Server is for storing and pre-processing detection
Data, the suspension status that contact net is analyzed according to detection data, display detection data and analysis data etc..
Line sky orientation triggering unit is used to determine the position of the contact net where current train and is used for frizzen image
Harvester；Line sky orientation triggering unit includes location processor, further includes communicating to connect first laser with location processor
Trigger device, second laser trigger device and positioning device；First laser trigger device and second laser trigger device are respectively mounted
In in the carriage top of train.In the present embodiment, line sky orientation triggering unit further includes testing the speed with location processor communication connection
Device and GYK；GYK (track train operation control device) is for preventing railcar overspeed or crossing the signal of closing
Machine, can provide the mileage information of current train driving, and then obtain the position for the column that the places current train GYK compartment passes through
It sets；Positioning device determines the position where current train according to satellite positioning；Speed measuring device by calculate train gait of march,
In conjunction with the fixed range between 2 columns, the position for the contact net that train currently passes through is obtained；Location processor combines above-mentioned three
The preliminary survey location information that kind positioning method obtains, and then obtain sitting when the accurate line empty position of front column in conjunction with space-time positioning system
Mark information.
Image acquisition units acquire contact net for acquiring the bar number when front column to determine the position of current contact net
Direct picture and verso images be uploaded to Cloud Server unit.Image acquisition units include Acquisition Processor and and localization process
The bar image collecting device of device communication connection further includes respectively being communicated to connect just with Acquisition Processor and location processor
Face image collecting device and verso images harvester；First laser trigger device, direct picture harvester, verso images are adopted
Acquisition means and second laser trigger device are mounted in the carriage top of train and are set gradually along train direction of advance.This implementation
In example, verso images harvester, direct picture harvester and bar image collecting device include camera array and fixation
Servo console in the carriage top of train；Each camera array includes 1 or more camera；Each camera array has uniquely
The servo console of corresponding matching installation；The camera array of verso images harvester is the reversed phase opposite with train direction of advance
Unit；The camera array of direct picture harvester is identical forward direction phase unit with train direction of advance.
When train is during traveling, after first laser trigger device detects column, pass through CAN bus transmission triggering letter
Number to location processor, location processor exports multiple TTL signals after handling trigger signal, respectively real-time frizzen image
Harvester and direct picture harvester, shoot the bar number of column and the positive high definition picture of column；Then, second laser is touched
After transmitting apparatus detects column, trigger signal is transmitted to location processor by CAN bus, location processor will be at trigger signal
TTL signal is exported after reason, is triggered verso images harvester in real time, is shot the reverse side high definition picture of column.In the present embodiment, the
One laser triggering device and second laser trigger device are digital laser sensor so that triggering precision is high, not by rain,
The influence of the bad working environments such as snow, mist.
Geometric parameter measurement unit is for measuring train at a distance from rail level and contact net；Geometric parameter measurement unit includes
Measurement processor further includes the dimension sensor communicated to connect with measurement processor and phasescan instrument；Phasescan instrument is used
In measuring relative distance of the carriage top of train apart from contact net, it is installed in the carriage top of train；For measuring train
Vibration Departure displacement of the compartment bottom apart from rail level, is installed on the car bottom of train.In the present embodiment, the number of dimension sensor
Amount is 2 or more；Dimension sensor uses laser two-dimensional sensor；Phasescan instrument uses phase type three-dimensional laser scanner；
Wherein, dimension sensor and three-dimension sensor are digital laser sensor, according to contactless triangulation principle, by number
The optical system transmitting laser of laser diode in laser sensor is reflected into the surface of measured object and at a certain angle number
CCD linear response elements in word laser sensor, the data processing module in digital laser sensor handle optical displacement number
It is exported according to and with digital signal form, digital laser sensor has high-precision, high frequency sound, wide range, resists strong light, dust-proof etc. excellent
Point, it can be ensured that it is interference-free in sunlight, it is round-the-clock veritably to realize that contact net leads high and stagger high-precision
Detection, and digital laser sensor can also work normally under the bad working environments such as rain, snow, mist.
Location processor is communicated to connect with Acquisition Processor, and thus location processor can be sent after location information determination
To Acquisition Processor, Acquisition Processor acquires direct picture harvester and verso images harvester after receiving location information
High-definition image name after be sent to Cloud Server unit；Measurement processor and Acquisition Processor with Cloud Server unit communication
Connection；Location processor and measurement processor can with but be not limited only to using high-performance, the STM32 series microprocessors of low-power consumption
Device；Acquisition Processor can with but be not limited only to fast, the high performance Core i7 processors using access speed.In the present embodiment, cloud
Server unit includes for storing and pre-processing the preprocessing server of detection data, for analyzing overhead contact line state
Analysis server and for show detection data with analyze data data display server, wherein image acquisition units will be high
Clear image transmitting to preprocessing server, preprocessing server completes contact net high-definition image pretreatment work early period, then will
Image transmitting is to Analysis server；The letter of Analysis server combination geometric parameter measurement unit and line sky orientation triggering unit
Breath, completes the processing works such as the later stage position components, feature recognition, fault identification of high-definition image；All analysis and identification knots
Fruit realizes human-computer interaction by the interface in data display server, and failure analysis result and report are provided for operator；It measures
Processor and Acquisition Processor are communicated by communication module with preprocessing server, data display server and Analysis server
Connection, communication module can with but be not limited only to as GPRS module, optical fiber and WiFi module；Location processor is by integrating GYK, determining
The preliminary survey location information that position module, speed measuring module and bar image collecting device measure obtains the space-time position coordinate when front column
Information simultaneously exports, by verso images harvester and multiple collected high-definition images of direct picture harvester according to 4C standards
It is named storage, column status checkout is carried out convenient for follow-up；Name format can with but be not limited only to as Hour Minute Second millisecond information-
Kilometer post information-bar information-area type information-camera numbers information；Wherein, bar image collecting device is integrated with picture
Identification chip so that the image containing bar number can be identified in time and by the bar number of identification be sent to location-server into
Row processing；At the same time, location processor carries out the measurement data of speed measuring device at zero after receiving bar recognition result
Reason, thus avoiding accumulated error causes the DATA REASONING of speed measuring module inaccurate.
The utility model is not limited to above-mentioned optional embodiment, anyone can obtain under the enlightenment of the utility model
Other various forms of products, however, making any variation in its shape or structure, every the utility model right that falls into is wanted
The technical solution in confining spectrum is sought, is all fallen within the scope of protection of the utility model.
Claims (6)
1. a kind of electrification railway contact net detecting system, it is characterised in that：Including Cloud Server unit, line sky orientation triggering list
Member, geometric parameter measurement unit and image acquisition units；
The line sky orientation triggering unit includes location processor, further includes that first communicated to connect with location processor swashs
Light trigger device, second laser trigger device and positioning device；The first laser trigger device and second laser triggering dress
It sets in the carriage top for being mounted on train；
The geometric parameter measurement unit includes measurement processor, further includes that the two dimension communicated to connect with measurement processor passes
Sensor and phasescan instrument；The phasescan instrument is installed in the carriage top of train, for measuring the carriage top of train and connecing
Relative distance between net-fault electric wire；The dimension sensor is installed on the car bottom of train, the compartment for measuring train
Vibration offset distance between bottom and rail level；
The image acquisition units include Acquisition Processor and the bar image collecting device communicated to connect with location processor,
Further include that the direct picture harvester respectively communicated to connect with Acquisition Processor and location processor and verso images acquire
Device；First laser trigger device, direct picture harvester, verso images harvester and the second laser triggering dress
It sets in the carriage top for being mounted on train and is set gradually along train direction of advance；
The location processor is communicated to connect with Acquisition Processor；The measurement processor and Acquisition Processor takes with cloud
Device unit communication of being engaged in connection.
2. electrification railway contact net detecting system according to claim 1, it is characterised in that：The Cloud Server list
Member includes preprocessing server, data display server and the Analysis server for analyzing overhead contact line state；Described
Measurement processor and Acquisition Processor pass through communication module and preprocessing server, data display server and Analysis server
Communication connection.
3. electrification railway contact net detecting system according to claim 2, it is characterised in that：The line sky positioning is touched
Bill member further includes the speed measuring device and GYK communicated to connect with location processor.
4. electrification railway contact net detecting system according to claim 3, it is characterised in that：The verso images are adopted
Acquisition means, direct picture harvester and bar image collecting device include camera array and are fixed in the carriage top of train
Servo console；Each camera array includes 1 or more camera；Each camera array has watching for unique corresponding matching installation
Take holder；The camera array of the verso images harvester is the reversed phase unit opposite with train direction of advance；It is described
The camera array of direct picture harvester be identical forward direction phase unit with train direction of advance.
5. electrification railway contact net detecting system according to claim 1, it is characterised in that：The dimension sensor
Quantity be 2 or more；The dimension sensor uses laser two-dimensional sensor；The phasescan instrument uses phase type
Three-dimensional laser scanner.
6. electrification railway contact net detecting system according to claim 1, it is characterised in that：The first laser is touched
Transmitting apparatus and second laser trigger device are digital laser sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820316938.8U CN207850304U (en) | 2018-03-07 | 2018-03-07 | A kind of electrification railway contact net detecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820316938.8U CN207850304U (en) | 2018-03-07 | 2018-03-07 | A kind of electrification railway contact net detecting system |
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| CN207850304U true CN207850304U (en) | 2018-09-11 |
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| CN201820316938.8U Active CN207850304U (en) | 2018-03-07 | 2018-03-07 | A kind of electrification railway contact net detecting system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827204A (en) * | 2018-08-09 | 2018-11-16 | 东莞市诺丽电子科技有限公司 | A kind of contact net geometric parameter method for compensating vibration |
| CN109547558A (en) * | 2018-12-07 | 2019-03-29 | 南京铁道职业技术学院 | A kind of railway contact line security alerting system |
| CN110285762A (en) * | 2019-07-08 | 2019-09-27 | 四川艾德瑞电气有限公司 | Contact net dynamic characteristic real-time monitoring system |
| CN112923857A (en) * | 2021-01-29 | 2021-06-08 | 成都天佑路创轨道交通科技有限公司 | Contact net non-contact detection system and detection method |
| CN114485575A (en) * | 2021-12-31 | 2022-05-13 | 中铁武汉电气化局集团有限公司 | Contact net dropper high-definition imaging device and using method thereof |
-
2018
- 2018-03-07 CN CN201820316938.8U patent/CN207850304U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827204A (en) * | 2018-08-09 | 2018-11-16 | 东莞市诺丽电子科技有限公司 | A kind of contact net geometric parameter method for compensating vibration |
| CN109547558A (en) * | 2018-12-07 | 2019-03-29 | 南京铁道职业技术学院 | A kind of railway contact line security alerting system |
| CN110285762A (en) * | 2019-07-08 | 2019-09-27 | 四川艾德瑞电气有限公司 | Contact net dynamic characteristic real-time monitoring system |
| CN112923857A (en) * | 2021-01-29 | 2021-06-08 | 成都天佑路创轨道交通科技有限公司 | Contact net non-contact detection system and detection method |
| CN114485575A (en) * | 2021-12-31 | 2022-05-13 | 中铁武汉电气化局集团有限公司 | Contact net dropper high-definition imaging device and using method thereof |
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