CN108177530B - Boot track relation comprehensive detection device and method - Google Patents
Boot track relation comprehensive detection device and method Download PDFInfo
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- CN108177530B CN108177530B CN201810165601.6A CN201810165601A CN108177530B CN 108177530 B CN108177530 B CN 108177530B CN 201810165601 A CN201810165601 A CN 201810165601A CN 108177530 B CN108177530 B CN 108177530B
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- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims description 24
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000007405 data analysis Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/38—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M1/00—Power supply lines for contact with collector on vehicle
- B60M1/30—Power rails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/20—Safety arrangements for preventing or indicating malfunction of the device, e.g. by leakage current, by lightning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention discloses a comprehensive detection device for a shoe rail relationship, which is characterized in that a collector shoe assembly is fixed with a bogie of a car body, the comprehensive detection device comprises an industrial personal computer, a high-low voltage isolation device, a pressure sensor and an arcing detection device, the high-voltage isolation device and the arcing detection device are respectively connected with the industrial personal computer, and the pressure sensor is connected with the high-low voltage isolation device. The invention can detect the pressure and arcing of the shoe rail and provide a guarantee for analyzing the relation of the shoe rail.
Description
Technical Field
The invention relates to a comprehensive detection device and method for a shoe track relationship.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
The interaction between the contact rail and the collector shoe is mainly governed by the contact pressure between the two. The contact pressure between the shoes is related to a series of factors such as the flatness of the contact rails, the performance of the shoes, the elasticity of the vehicle, and the speed of the train. To ensure good current taking of the locomotive, the change of the contact pressure between the rail shoes is required to be as small as possible and not to exceed a specified range, and off-line phenomenon can occur when the pressure is too small, so that electric arcs can be generated, contact rails and current collecting shoes can be burnt; excessive contact pressure can cause localized wear of the rail shoes to increase, shortening their useful life. The contact pressure between the rail shoes has become one of the important criteria for measuring the quality of the current. The optimal value of the contact pressure should ensure that the contact rail and the collector shoe have minimum mechanical wear, and at the same time, a certain standard transition resistance between the contact rail and the collector shoe is ensured, so as to eliminate the possibility of overheating or burning of the contact rail during parking. Therefore, the shoe rail relation can be comprehensively reflected through the measurement of the shoe rail pressure and the arcing.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a shoe track relationship comprehensive detection device and method for detecting shoe track pressure and arcing.
The aim of the invention is realized by the following technical scheme: the utility model provides a comprehensive detection device of boots rail relation, the collector shoe assembly is fixed with automobile body bogie, and comprehensive detection device includes industrial computer, high low pressure isolating device, pressure sensor and arcing detection device, and high low pressure isolating device and arcing detection device link to each other with the industrial computer respectively, and pressure sensor is connected with high low pressure isolating device.
Preferably, the high-low voltage isolation device is mounted on the collector shoe assembly.
Preferably, the side face of the bogie of the car body is welded with a support, and the support is connected with the base of the collector shoe assembly through bolts.
Preferably, the high-low voltage isolation device is connected with the industrial personal computer through an optical fiber.
Preferably, the pressure sensor is a strain gauge pressure sensor.
Preferably, the strain gauge of the strain gauge pressure sensor is arranged on the swing arm of the collector shoe assembly.
Preferably, the industrial personal computer is arranged in the control cabinet.
Preferably, the control cabinet is mounted under the seat.
Preferably, the arcing detection device is connected with the carriage through a mounting seat.
Preferably, the distance between the detecting end of the arcing detecting device and the center of the collector shoe assembly is 1500 mm-3000 mm.
Preferably, the arcing detection devices are mounted on both sides of the carriage.
A comprehensive detection method for shoe track relationship, which uses the device to measure shoe track arcing data and pressure data, analyzes the corresponding relationship between the shoe track arcing data and the pressure data, combines the corresponding kilometer post to obtain the shoe track relationship,
the method for measuring the shoe rail arcing data comprises the following steps:
extracting a boot track arcing characteristic light signal;
converting the boot track arcing characteristic light signal into a pulse electric signal;
and analyzing and processing the pulse electric signals to judge the arcing intensity, and combining the line information of the database to locate the arcing occurrence place.
The beneficial effects of the invention are as follows: the invention can detect the pressure and arcing of the shoe rail and provide a guarantee for analyzing the relation of the shoe rail.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the installation of a collector shoe of the present invention;
FIG. 3 is a schematic installation view of an arcing monitoring apparatus of the present invention;
in the figure, a 1-bogie, a 2-collector shoe assembly, a 3-insulating protective cover, a 4-track, a 5-insulating bracket, a 6-strain gauge, a 7-high-low voltage isolation device, an 8-control cabinet, a 9-seat, a 10-carriage, an 11-mounting seat and a 12-arcing monitoring device are shown;
fig. 4 is a flow chart of the method of the present invention.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1, a comprehensive detection device for shoe track relationship is provided, a collector shoe assembly 2 is fixed with a bogie 1 of a car body, an insulation protective cover 3 is arranged on a track 4, the insulation protective cover 3 is arranged on an insulation support 5, the comprehensive detection device comprises an industrial personal computer, a high-low voltage isolation device 7, a pressure sensor and an arcing detection device 12, the high-low voltage isolation device 7 and the arcing detection device 12 are respectively connected with the industrial personal computer, and the pressure sensor is connected with the high-low voltage isolation device 7.
In a preferred embodiment, as shown in FIG. 2, high and low voltage isolation devices 7 are mounted on the collector shoe assembly 2.
In a preferred embodiment, as shown in fig. 2, the side of the body bogie 1 is welded with a bracket, which is bolted to the base of the collector shoe assembly 2.
In a preferred embodiment, as shown in fig. 1, the high-low voltage isolation device 7 is connected to the industrial personal computer through an optical fiber. The high-low voltage isolation box is positioned at the high-voltage end and is arranged near or beside the collector shoe, and a signal transmission mode from the high-voltage end to the low-voltage end adopts optical fiber transmission so as to reduce the influence of the high-voltage end on a system.
In a preferred embodiment, as shown in FIG. 2, the pressure sensor is a strain gauge 6 type pressure sensor.
In a preferred embodiment, as shown in fig. 2, the strain gage 6 of the strain gage 6 pressure sensor is disposed on a swing arm or support arm of the collector shoe assembly 2. Because the position space of the collector shoe is smaller, the installation of the sensor is inconvenient, and only the small and light sensor can be considered for installation, the deformation of the collector shoe supporting arm is quantitatively measured by adopting the strain gauge 6. The strain gauge 6 is small, light and thin and adds substantially no additional mass to the collector shoe.
In a preferred embodiment, as shown in FIG. 3, the industrial personal computer is disposed within a control cabinet 8.
In a preferred embodiment, as shown in fig. 3, the control cabinet 8 is mounted under the seat 9.
In a preferred embodiment, as shown in FIG. 3, an arcing detection apparatus 12 is coupled to the cabin 10 via a mount 11.
In a preferred embodiment, as shown in fig. 3, for better detection of arcing caused by the shoe-rail relationship, the arcing detection device 12 is installed at a distance of 1500-3000 mm from the center of the collector shoe, which is an optimal distance range and meets the limit requirements. The arcing detection device 12 may be an "arcing detection device" mentioned in a patent published under publication No. CN104442840a, the detection end being an optical lens; an arc burning detection device disclosed in the publication No. CN205417656U is also possible, and the detection end is an optical lens. The above two examples are only for explaining the "arcing detection apparatus 12", but the "arcing detection apparatus 12" is not limited to those mentioned in the above two examples.
In a preferred embodiment, as shown in fig. 3, in order to measure the shoe rail relationship on both sides, an arcing detection device 12 is installed on both sides of the cabin 10.
A comprehensive detection method for shoe track relationship, which uses the device to measure shoe track arcing data and pressure data, analyzes the corresponding relationship between the shoe track arcing data and the pressure data, combines the corresponding kilometer post to obtain the shoe track relationship,
the method for measuring the shoe rail arcing data comprises the following steps:
extracting a boot track arcing characteristic light signal;
converting the boot track arcing characteristic light signal into a pulse electric signal;
and analyzing and processing the pulse electric signals to judge the arcing intensity, and combining the line information of the database to locate the arcing occurrence place.
The hardware structure for measuring the shoe rail arcing data comprises an optical acquisition system, an ultraviolet photoelectric sensing system and a data analysis processing system. Preferably, an ultraviolet photoelectric detection technology is adopted, and the on-line detection of the shoe rail arcing is realized by detecting the shoe rail arcing ultraviolet characteristic light. Firstly, non-contact collecting ultraviolet characteristic quantity of the shoe rail arcing through an optical collecting system. And secondly, transmitting the arcing light signal to an ultraviolet photoelectric sensing system, converting the light signal into a pulse electric signal through an ultraviolet photoelectric sensor, and transmitting the pulse electric signal to a data processing system. By adopting the preferred embodiment of the invention, ultraviolet light (220 nm-225 nm) in a specific spectrum of all shoe rail arcing radiation within the working range (100 mm-400 mm) of the collector shoe can be efficiently and accurately captured, and redundant stray light such as sunlight, lamplight and other interference light can be filtered, so that the effect of extracting the characteristic light of shoe rail arcing is achieved. The data analysis processing system comprises a pulse acquisition circuit and an embedded system, the pulse current signal is analyzed and processed through the embedded system, the arc intensity is judged, and the arcing place is positioned by combining the data route information.
And quantitatively measuring the deformation quantity of the support arm of the collector shoe by using the strain gauge, carrying out static calibration calculation on the measured value, creating a database, and dynamically calculating shoe rail pressure data according to the database in a dynamic process. After the device detects the pressure data and the arcing data, the relationship among the shoe track relationship, the mileage and the running speed can be qualitatively given by analyzing the corresponding relationship between the pressure curve and the arcing time and combining the corresponding kilometer post. And by combining the line conditions, the root cause of the deterioration of the shoe track relationship can be further evaluated, so that the potential safety hazard brought by the shoe track relationship can be improved.
The foregoing description of the preferred embodiment of the invention is not intended to be limiting, but rather to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (9)
1. The utility model provides a comprehensive detection method of shoe track relation, which is characterized in that based on a comprehensive detection device of shoe track relation, the method comprises the following steps:
the device is utilized to measure the shoe track arcing data and the pressure data, the corresponding relation between the shoe track arcing data and the pressure data is analyzed, the shoe track relation is obtained by combining the corresponding kilometer post,
the method for measuring the shoe rail arcing data comprises the following steps:
extracting a boot track arcing characteristic light signal;
converting the boot track arcing characteristic light signal into a pulse electric signal;
analyzing and processing the pulse electric signals to judge the arcing intensity, and combining the line information of the database to locate the arcing occurrence place;
wherein, measurement shoe rail pressure data includes:
the method comprises the steps of quantitatively measuring the deformation quantity of a collector shoe supporting arm by using a pressure sensor, carrying out static calibration calculation on measured values, creating a database, and dynamically calculating shoe rail pressure data according to the database in a dynamic process;
after the device detects the pressure data and the arcing data, the relationship among the shoe track relationship, the mileage and the running speed can be qualitatively given by analyzing the corresponding relationship between the pressure curve and the arcing time and combining the corresponding kilometer post;
an integrated detection device comprising:
the high-low pressure isolating device and the arcing detection device are respectively connected with the industrial personal computer, and the pressure sensor is connected with the high-low pressure isolating device.
2. The method for comprehensively detecting the shoe track relationship according to claim 1, wherein the method comprises the following steps: the high-low voltage isolation device is arranged on the collector shoe assembly;
the collector shoe assembly is fixed with the bogie of the car body.
3. The method for comprehensively detecting the shoe track relationship according to claim 1, wherein the method comprises the following steps: the side face of the bogie of the car body is welded with a support, and the support is connected with a base of the collector shoe assembly through bolts.
4. The method for comprehensively detecting the shoe track relationship according to claim 1, wherein the method comprises the following steps: the high-low voltage isolation device is connected with the industrial personal computer through an optical fiber.
5. The method for comprehensively detecting the shoe track relationship according to claim 1, wherein the method comprises the following steps: the pressure sensor is a strain gauge pressure sensor.
6. The integrated shoe track relationship detection method according to claim 5, wherein the integrated shoe track relationship detection method is characterized by comprising the following steps: the strain gage of the strain gage type pressure sensor is arranged on the swing arm of the collector shoe assembly.
7. The method for comprehensively detecting the shoe track relationship according to claim 1, wherein the method comprises the following steps: the arcing detection device is connected with the carriage through the mounting seat.
8. The integrated shoe track relationship detection method according to claim 7, wherein: the distance between the detecting end of the arcing detecting device and the center of the collector shoe assembly is 1500 mm-3000 mm.
9. The method for comprehensively detecting the shoe track relationship according to claim 1, wherein the method comprises the following steps: the industrial personal computer is arranged in a control cabinet which is arranged below the seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810165601.6A CN108177530B (en) | 2018-02-28 | 2018-02-28 | Boot track relation comprehensive detection device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810165601.6A CN108177530B (en) | 2018-02-28 | 2018-02-28 | Boot track relation comprehensive detection device and method |
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| CN108177530A CN108177530A (en) | 2018-06-19 |
| CN108177530B true CN108177530B (en) | 2024-01-02 |
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| CN201810165601.6A Active CN108177530B (en) | 2018-02-28 | 2018-02-28 | Boot track relation comprehensive detection device and method |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017321B (en) * | 2018-09-10 | 2023-09-01 | 西南交通大学 | Rail transit power supply structure |
| CN111122059B (en) * | 2019-12-31 | 2021-10-29 | 龙铁纵横（北京）轨道交通科技股份有限公司 | Collecting shoe integrated test bench |
| 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 |
| FR3109914B1 (en) | 2020-05-11 | 2022-05-27 | Alstom Transp Tech | System for supplying electrical energy to a vehicle, in particular railway, and method for supplying railway energy including such a system |
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| US5673774A (en) * | 1995-07-25 | 1997-10-07 | Westinghouse Air Brake Company | Auxiliary vehicle current collector |
| CN102221710A (en) * | 2011-05-13 | 2011-10-19 | 湖南中通电气有限公司 | Position detecting device of boot removing of current collector |
| CN102620771A (en) * | 2012-03-20 | 2012-08-01 | 北京控股磁悬浮技术发展有限公司 | Equipment for monitoring state of current collector of medium and low-speed magnetic suspension train |
| CN103010031A (en) * | 2012-12-18 | 2013-04-03 | 唐山轨道客车有限责任公司 | Third rail current collector for railway vehicle |
| CN203681577U (en) * | 2014-01-16 | 2014-07-02 | 西南交通大学 | Non-contact pantograph catenary arcing detection and monitoring structure |
| CN104176088A (en) * | 2014-09-11 | 2014-12-03 | 西南交通大学 | Non-contact type pantograph and catenary arcing energy detection method and system |
| CN208035968U (en) * | 2018-02-28 | 2018-11-02 | 广州地铁集团有限公司 | A kind of boots rail relationship comprehensive detection device |
-
2018
- 2018-02-28 CN CN201810165601.6A patent/CN108177530B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5673774A (en) * | 1995-07-25 | 1997-10-07 | Westinghouse Air Brake Company | Auxiliary vehicle current collector |
| CN102221710A (en) * | 2011-05-13 | 2011-10-19 | 湖南中通电气有限公司 | Position detecting device of boot removing of current collector |
| CN102620771A (en) * | 2012-03-20 | 2012-08-01 | 北京控股磁悬浮技术发展有限公司 | Equipment for monitoring state of current collector of medium and low-speed magnetic suspension train |
| CN103010031A (en) * | 2012-12-18 | 2013-04-03 | 唐山轨道客车有限责任公司 | Third rail current collector for railway vehicle |
| CN203681577U (en) * | 2014-01-16 | 2014-07-02 | 西南交通大学 | Non-contact pantograph catenary arcing detection and monitoring structure |
| CN104176088A (en) * | 2014-09-11 | 2014-12-03 | 西南交通大学 | Non-contact type pantograph and catenary arcing energy detection method and system |
| CN208035968U (en) * | 2018-02-28 | 2018-11-02 | 广州地铁集团有限公司 | A kind of boots rail relationship comprehensive detection device |
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| CN108177530A (en) | 2018-06-19 |
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