CN107738665A - A kind of new conductor rail detection device - Google Patents
A kind of new conductor rail detection device Download PDFInfo
- Publication number
- CN107738665A CN107738665A CN201710982862.2A CN201710982862A CN107738665A CN 107738665 A CN107738665 A CN 107738665A CN 201710982862 A CN201710982862 A CN 201710982862A CN 107738665 A CN107738665 A CN 107738665A
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- rail
- subway
- detection
- detection device
- scanning
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- 238000001514 detection method Methods 0.000 title claims abstract description 77
- 239000004020 conductor Substances 0.000 title claims abstract description 24
- 239000000523 sample Substances 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 12
- 238000005286 illumination Methods 0.000 claims description 6
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 description 13
- 238000007689 inspection Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
- B61D15/10—Railway inspection trolleys hand or foot propelled
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The present invention discloses and provides the new conductor rail detection device that a kind of measuring speed is fast, accuracy of detection is high and uploads record editting function with data with continuous measurement.The present invention includes the detection car being adapted with rail of subway and the detection unit being arranged on the detection car and power supply unit, said supply unit electrically connects with the detection unit, the detection unit includes host computer, driving recording module and scanning laser sensor, the probe of the scanning laser sensor is connected towards the direction of subway contact rail, the driving recording module and the scanning laser sensor with the host computer.The present invention can be used for the technical field of conductor rail detection.
Description
Technical field
The present invention relates to a kind of new conductor rail detection device.
Background technology
In recent years, for subway as a kind of modernization, the fireballing vehicles, the development to city plays important work
With.For the subway using third-rail feeding, subway high-speed needs to slide with the 3rd rail by shoegear when running to be connect
Touch and be powered, and in order to ensure the 3rd rail i.e. security reliability of conductor rail power supply, subway maintenance department must be periodically
Inspection and maintenance are carried out to conductor rail items geometric parameter, to ensure the traffic safety of subway.Rail of subway and subway contact rail
Parameters error once exceeds allowed band, it is possible to accident occurs, causes serious consequence.With subway circulation speed
Improve constantly, the accuracy and speed that train detects to conductor rail geometric parameter requires more and more higher.
Regular maintenance and detection of the present China to subway contact rail, are mainly safeguarded by following two modes：1st, lead to
Cross manual patrol to confirm and measure, carried out using the method for manual measurement, observation, such a mode detection speed is low, low precision, also
Need substantial amounts of non-cutting time（3 ~ 5km/h of people's normal gait speed）, and obtained data effectively can not preserve and compare,
Maintenance to subway contact rail brings great inconvenience, and the uncertain factor of underground railway track in itself, traditional approach can not in addition
Meet real work needs；2nd, point-to-point measurement is carried out using the rail detector of hand-held subway three, such a mode time of measuring is relative
It is longer, and can not continuously measure, further, since instruments weight is big, detection data are not recorded, do not store, not analyzed, Wu Fashi
Existing off-line analysis and prediction so that the labor intensity of surfaceman is big, operating efficiency is low.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of measuring speed is fast, accuracy of detection is high and with continuous measurement with
Data upload the new conductor rail detection device of record editting function.
The technical solution adopted in the present invention is：The present invention includes the detection car being adapted with rail of subway and is arranged at
Detection unit and power supply unit on the detection car, said supply unit electrically connect with the detection unit, and the detection is single
Member includes host computer, driving recording module and scanning laser sensor, and the probe of the scanning laser sensor is towards subway
The direction of conductor rail, the driving recording module and the scanning laser sensor are connected with the host computer.
Further, the detection unit also includes video acquisition module, the video acquisition module include installs case and
Adaptation is arranged on the area array cameras and LED of the installs case side, the shooting significant surface region of the area array cameras and institute
The illumination region of LED is stated towards the direction of the subway contact rail, the shooting significant surface region and the illumination region
Coincide.
Further, the driving recording module includes encoder and counter, and the both sides of the detection car are provided with
The wheel being adapted with the rail of subway, the encoder are engaged with the wheel.
Further, the scanning laser sensor is arranged on the detection car close to the one of the subway contact rail
Side, the scanning laser sensor gather the geometric parameter of the subway contact rail and the rail of subway, the laser scanning
The geometric parameter that sensor collects is uploaded to the host computer by interchanger.
Further, the detection car is additionally provided with auxiliary laser scanning sensing in the side away from the subway contact rail
Device, the auxiliary laser scanning sensor and the scanning laser sensor are symmetricly set on the both ends of the detection car.
Further, the detection unit also includes the storage hard disk being arranged in the installs case, the storage hard disk
The image information that the area array cameras is gathered is stored, the image information of the storage hard disk storage is uploaded to institute by data wire
State host computer.
Further, the scanning angle scope of the scanning laser sensor is -5 °~185 °, range of scanned frequencies 25
~50Hz.
Further, the subway contact rail is equipped with protective cover and bracket, the scanning laser sensor collection
Geometric parameter include vertical range between subway contact rail and adjacent rail of subway（A）And horizontal range（B）, protective cover is most
Vertical range between low spot and the rail of subway（C）And horizontal range（D）, protective cover peak and the rail of subway it
Between vertical range（E）And horizontal range（F）, the horizontal range between bracket and the rail of subway（G）.
Further, the both sides of the wheel are provided with the annular stop depression being adapted with the rail of subway top
Portion.
Further, it is provided with handspike in the middle part of the detection car.
Beneficial effects of the present invention are：In the present invention, driving recording module can be remembered in real time with the movement of detection car
The range ability of record detection car and position, and the distance and position data can be uploaded to host computer so as to realize that the record of data is compiled
Volume；Scanning laser sensor is by the way of non-contact detection, it is possible to achieve each parameter of subway contact rail of continuous precise
Scanning collection, the gathered data can be uploaded to host computer, so as to realize the record editor of data；By driving recording module and
Scanning laser sensor coordinates, and can show, print parsing data and abort situation list, convenient maintenance；Use and maintenance car, can
It is automatic, quick mobile to realize, so as to improve measuring speed.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the position distribution schematic diagram of installs case inner part；
Fig. 3 is electronic schematic diagram of the present invention；
Fig. 4 is the acquisition parameter schematic diagram of scanning laser sensor.
Embodiment
As shown in Figures 1 to 4, embodiment of the invention is：The present invention includes rolling with the phase of rail of subway 1 and coordinated
Detection car 2 and the detection unit and power supply unit that are arranged on the detection car 2, said supply unit and the detection are single
Member electrical connection, the detection unit include host computer 3, driving recording module, scanning laser sensor 4, video acquisition module, friendship
Change planes 11 and storage hard disk 13.The probe of the scanning laser sensor 4 is towards the direction of subway contact rail 5, the driving
Logging modle and the scanning laser sensor 4 are connected with the host computer 3.Said supply unit is a high-performance lithium
Battery pack 18, the host computer 3 are professional high-performance notebook computer.
The driving recording module includes encoder 20 and counter 9, and the encoder 20 is rotary encoder counter,
The counter 9 is existing normal pulsed counter；The left and right sides of the detection car 2 is provided with and the rail of subway 1
The wheel 10 being adapted, the encoder 20 are engaged with the wheel 10.The both sides of the wheel 10 be provided with it is described
The annular stop depressed part 16 that the top of rail of subway 1 is adapted, annular stop depressed part 16 is set to cause the wheel 10
Just it is secured on the rail of subway 1 so that the operation of detection car 2 is evenhanded, and walking is convenient.When detection car 2 edge
During the direction of rail of subway 1 motion, the encoder 20 sends dfisplacement pulse, the meter with the axle synchronous axial system of wheel 10
Number device 9 reads displacement pulse signals and is uploaded to host computer 3 in real time, and host computer 3 is connected with relay assembly by USB line, and
The counter 9 is included in relay assembly.So as to which host computer 3 can record the speed for detecting the detection car 2 and running
With mileage of walking.
The scanning laser sensor 4 is arranged on the detection car 2 close to the side of the subway contact rail 5, described
Scanning laser sensor 4 gathers the geometric parameter of the subway contact rail 5 and the rail of subway 1, the laser scanning sensing
The geometric parameter that device 4 collects is uploaded to the host computer 3 by interchanger 11.The scan angle of the scanning laser sensor 4
It is -5 °~185 ° to spend scope, and range of scanned frequencies is 25~50Hz.The subway contact rail 5 is equipped with the He of protective cover 14
Bracket 15, the protective cover 14 and the bracket 15 are the conventional matching component of subway contact rail 5, the laser scanning sensing
The geometric parameter that device 4 gathers includes the vertical range between subway contact rail 5 and adjacent rail of subway 1（A）And horizontal range
（B）, the vertical range between the minimum point of protective cover 14 and the rail of subway 1（C）And horizontal range（D）, the highest of protective cover 14
Vertical range between point and the rail of subway 1（E）And horizontal range（F）, bracket 15 and between the rail of subway 1
Horizontal range（G）.
On the other hand, the detection car 2 is additionally provided with auxiliary laser scanning in the side away from the subway contact rail 5 and passed
Sensor 12, the auxiliary laser scanning sensor 12 and the scanning laser sensor 4 be same model two sensors, institute
State auxiliary laser scanning sensor 12 and the scanning laser sensor 4 is symmetricly set on the both ends of the detection car 2, set up institute
Another track of rail of subway 1 can be detected by stating auxiliary laser scanning sensor 12.
The detection car 2 is provided with installs case 6, the video acquisition module in the side close to the subway contact rail 5
Including being adapted to area array cameras 7 and LED 8 installed in the side of installs case 6, the shooting significant surface of the area array cameras 7
The illumination region of region and the LED 8 is towards the direction of the subway contact rail 5, the shooting significant surface region and institute
Illumination region is stated to coincide.The area array cameras 7 is used for studio and examines detection video, and the LED 8 is the face battle array phase
Machine 7 carries out light-illuminating supplement；The area array cameras 7 is connected with the host computer 3 by USB line, in addition, the video of shooting can
To be temporarily stored in the storage hard disk 13, then through the storage hard disk 13 outside host computer 3 is uploaded to by USB data line.
The geometric parameter and analytic parameter that the display interface real-time display subway contact rail 5 of host computer 3, protective cover 14, bracket 15 detect, and
The historical data base of host computer 3 is stored in, it is convenient to carry out offline search, analysis and carry out status predication diagnosis.On host computer 3 certainly
The inspection software of band can show with print fault list, can enquiry of historical data, can according to historical data carry out subway contact rail
5th, the changing rule of the state such as protective cover 14, bracket 15, status predication diagnosis and maintenance are carried out.
The lithium battery group 18 provides the supply of safe and reliable electric energy for the detection unit, has under-voltage, excessively electric
The defencive functions such as stream, high/low temperature.In addition, the lithium battery group 18, the counter 9, the storage hard disk 13 and the exchange
Machine 11 is also installed in the installs case 6.
Handspike 17 is provided with rear side of the middle part of the detection car 2.The handspike 17 is used to help manually described in promotion
Detect car 2 so that the detection car 2 can move.
The detection car 2 is symmetrically arranged with handle 19 in the longitudinal direction.The handle 19 is used in detection described in lift to move
The place of hand crawl is provided during car 2.
The invention has the advantages that：
1）It is scanned using scanning laser sensor, precision is high, and speed is fast；Only need to set scanning laser sensor scanning model
Enclose, it is not necessary to manual-alignment is carried out, it is easy to use, and scanning laser sensor scan frequency can be set according to sampling request
Put, obtain continuous measurement data, avoid people when worker carries out spot measurement operation using three rail measuring scales and horizon rule
For error, the detection efficiency of field worker is improved, while avoids check frequency.
2）Maintenance, measurement integration, solve the shortcomings that maintenance can not be carried out simultaneously with measurement, are provided soon for operating personnel
Prompt maintenance parameter.
3）Artificial detection is substituted, employment is few, labor intensity reduces, and can effectively improve managerial skills and the work of maintenance and repair
Efficiency.Avoid expending it is substantial amounts of manually and the time.By taking Beijing Metro 2017.8 as an example, totally 19 contact gauge lines are currently running,
574 kilometers of circuit overall length, 288, station is set altogether；It is main by the way of manual inspection at present, because inspection need of work enters
Track section, so having to the operation when conductor rail has a power failure, it is therefore necessary to which awaiting a subway can just be carried out when stopping transport, daily at most
Only 4 hours effective operation times, every night by taking four staff as an example, have been used after the present invention detected, four
The circuit overall length that the individual evening of staff one can be detected increases to 20km by 4km, improves 5 back of the body efficiency.
4）Using laser scanning non-contact detection, securely and reliably；The conductor rail scanning inspection of continuous precise can be realized
Survey；Avoiding contact with rail has remaining residual voltage, and danger is brought to artificial maintenance.
5）Magnanimity detection image, data storage and statistical analysis, it is convenient to carry out offline search, analysis, find conductor rail, prevent
The changing rule of shield 14, bracket 15, carry out status predication diagnosis and maintenance.
The present invention can be used for the technical field of conductor rail detection.
Claims (10)
- A kind of 1. new conductor rail detection device, it is characterised in that：It includes and rail of subway（1）The detection car being adapted（2） Be arranged at the detection car（2）On detection unit and power supply unit, said supply unit be electrically connected with the detection unit Connect, the detection unit includes host computer（3）, driving recording module and scanning laser sensor（4）, the laser scanning sensing Device（4）Probe towards subway contact rail（5）Direction, the driving recording module and the scanning laser sensor（4） With the host computer（3）It is connected.
- A kind of 2. new conductor rail detection device according to claim 1, it is characterised in that：The detection unit also includes Video acquisition module, the video acquisition module include installs case（6）Adaptation is arranged on the installs case（6）The face of side Array camera（7）And LED（8）, the area array cameras（7）Shooting significant surface region and the LED（8）Illumination region it is equal Towards the subway contact rail（5）Direction, it is described shooting significant surface region and the illumination region coincide.
- A kind of 3. new conductor rail detection device according to claim 1, it is characterised in that：The driving recording module bag Include encoder（20）And counter（9）, the detection car（2）Both sides be provided with and the rail of subway（1）It is adapted Wheel（10）, the encoder（20）With the wheel（10）It is engaged.
- A kind of 4. new conductor rail detection device according to claim 1, it is characterised in that：The scanning laser sensor （4）It is arranged on the detection car（2）The upper close subway contact rail（5）Side, the scanning laser sensor（4）Collection The subway contact rail（5）With the rail of subway（1）Geometric parameter, the scanning laser sensor（4）What is collected is several What parameter passes through interchanger（11）It is uploaded to the host computer（3）.
- A kind of 5. new conductor rail detection device according to claim 1 or 4, it is characterised in that：The detection car（2） Away from the subway contact rail（5）Side be additionally provided with auxiliary laser scanning sensor（12）, the auxiliary laser scanning biography Sensor（12）With the scanning laser sensor（4）It is symmetricly set on the detection car（2）Both ends.
- A kind of 6. new conductor rail detection device according to claim 2, it is characterised in that：The detection unit also includes Installed in the installs case（6）Interior storage hard disk（13）, the storage hard disk（13）Store the area array cameras（7）Gathered Image information, the storage hard disk（13）The image information of storage is uploaded to the host computer by data wire（3）.
- A kind of 7. new conductor rail detection device according to claim 1 or 4, it is characterised in that：The laser scanning passes Sensor（4）Scanning angle scope be -5 °~185 °, range of scanned frequencies is 25~50Hz.
- A kind of 8. new conductor rail detection device according to claim 4, it is characterised in that：The subway contact rail（5） It is equipped with protective cover（14）And bracket（15）, the scanning laser sensor（12）The geometric parameter of collection connects including subway Rail-engaging（5）With adjacent rail of subway（1）Between vertical range（A）And horizontal range（B）, protective cover（14）Minimum point with it is described Rail of subway（1）Between vertical range（C）And horizontal range（D）, protective cover（14）Peak and the rail of subway（1）It Between vertical range（E）And horizontal range（F）And bracket（15）With the rail of subway（1）Between horizontal range（G）.
- A kind of 9. new conductor rail detection device according to claim 3, it is characterised in that：The wheel（10）Both sides It is provided with and the rail of subway（1）The annular stop depressed part that top is adapted（16）.
- A kind of 10. new conductor rail detection device according to claim 1, it is characterised in that：The detection car（2）In Portion is provided with handspike（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710982862.2A CN107738665A (en) | 2017-10-20 | 2017-10-20 | A kind of new conductor rail detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710982862.2A CN107738665A (en) | 2017-10-20 | 2017-10-20 | A kind of new conductor rail detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107738665A true CN107738665A (en) | 2018-02-27 |
Family
ID=61237874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710982862.2A Pending CN107738665A (en) | 2017-10-20 | 2017-10-20 | A kind of new conductor rail detection device |
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| Country | Link |
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| CN (1) | CN107738665A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017839A (en) * | 2018-06-21 | 2018-12-18 | 苏州大成电子科技有限公司 | A kind of net rail detection vehicle bearing power device |
| CN110044645A (en) * | 2019-05-07 | 2019-07-23 | 中国铁道科学研究院集团有限公司 | Protective cover board for contact rails condition detecting system and method |
| CN110425977A (en) * | 2019-07-10 | 2019-11-08 | 上海工程技术大学 | A kind of conductor rail geometric parameter detection system and detection method |
| CN112389497A (en) * | 2019-08-12 | 2021-02-23 | 天津泰恒电气科技有限公司 | Device for continuously scanning and detecting railway |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0682221A (en) * | 1992-09-04 | 1994-03-22 | Toshiba Corp | Third rail measuring apparatus |
| CN201261472Y (en) * | 2008-07-23 | 2009-06-24 | 成都唐源科技有限责任公司 | Vehicle mounted on-line detection device of subway third rail |
| CN103863357A (en) * | 2014-03-21 | 2014-06-18 | 杭州海聚动力科技有限公司 | Rail transit contact track measuring device and measuring method |
| CN104029694A (en) * | 2014-05-27 | 2014-09-10 | 中国铁建电气化局集团第二工程有限公司 | Contact rail detecting rail trolley |
| CN104442916A (en) * | 2014-12-19 | 2015-03-25 | 天津中德职业技术学院 | Lower-contact type metro contact rail detecting system |
| CN207510442U (en) * | 2017-10-20 | 2018-06-19 | 珠海泰坦科技股份有限公司 | A kind of novel conductor rail detection device |
-
2017
- 2017-10-20 CN CN201710982862.2A patent/CN107738665A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0682221A (en) * | 1992-09-04 | 1994-03-22 | Toshiba Corp | Third rail measuring apparatus |
| CN201261472Y (en) * | 2008-07-23 | 2009-06-24 | 成都唐源科技有限责任公司 | Vehicle mounted on-line detection device of subway third rail |
| CN103863357A (en) * | 2014-03-21 | 2014-06-18 | 杭州海聚动力科技有限公司 | Rail transit contact track measuring device and measuring method |
| CN104029694A (en) * | 2014-05-27 | 2014-09-10 | 中国铁建电气化局集团第二工程有限公司 | Contact rail detecting rail trolley |
| CN104442916A (en) * | 2014-12-19 | 2015-03-25 | 天津中德职业技术学院 | Lower-contact type metro contact rail detecting system |
| CN207510442U (en) * | 2017-10-20 | 2018-06-19 | 珠海泰坦科技股份有限公司 | A kind of novel conductor rail detection device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017839A (en) * | 2018-06-21 | 2018-12-18 | 苏州大成电子科技有限公司 | A kind of net rail detection vehicle bearing power device |
| CN110044645A (en) * | 2019-05-07 | 2019-07-23 | 中国铁道科学研究院集团有限公司 | Protective cover board for contact rails condition detecting system and method |
| CN110425977A (en) * | 2019-07-10 | 2019-11-08 | 上海工程技术大学 | A kind of conductor rail geometric parameter detection system and detection method |
| CN110425977B (en) * | 2019-07-10 | 2021-03-26 | 上海工程技术大学 | Contact rail geometric parameter detection system and detection method |
| CN112389497A (en) * | 2019-08-12 | 2021-02-23 | 天津泰恒电气科技有限公司 | Device for continuously scanning and detecting railway |
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