CN201429413Y - Pantograph performance on-line automatic detection system for high-speed trains - Google Patents

Pantograph performance on-line automatic detection system for high-speed trains Download PDF

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Publication number
CN201429413Y
CN201429413Y CN2009201093313U CN200920109331U CN201429413Y CN 201429413 Y CN201429413 Y CN 201429413Y CN 2009201093313 U CN2009201093313 U CN 2009201093313U CN 200920109331 U CN200920109331 U CN 200920109331U CN 201429413 Y CN201429413 Y CN 201429413Y
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CN
China
Prior art keywords
check point
pantograph
equipment
automatic checkout
bullet train
Prior art date
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CN2009201093313U
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Chinese (zh)
Inventor
杨中平
郭泽阔
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北京交通大学
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Priority to CN2009201093313U priority Critical patent/CN201429413Y/en
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Publication of CN201429413Y publication Critical patent/CN201429413Y/en

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Abstract

The utility model discloses a pantograph performance on-line automatic detection system for high-speed trains, and relates to the technical field of on-line automatic detection of high-speed trains. The system comprises a remote monitoring center and at least a detection point which are connected through a network. The pantograph performance on-line automatic detection system for high-speed trainsadopts the laser ranging theory to realize the real-time detection on the pantograph performance of a train passing the testing point at a high speed, and can analyze the abrasion status and outlineof a pantograph of the train through a data processing system, which is favorable to avoid pantograph catenary accidents; and the replacement circle of a pantograph pan of the train can be judged according to the historical abrasion data of the pantograph pan, so as to further realize the transformation of the pantograph from planned repair to repair on condition.

Description

The online automatic checkout system of bullet train pantograph state

Technical field

The utility model relates to high-speed railway online automatic detection technical field, is a kind of online automatic checkout system that is used for bullet train pantograph state.

Background technology

Along with improving constantly of railway system's overall trip speed, in order to guarantee that electric locomotive moves safely and steadly, status monitoring to each key position of electric locomotive just seems particularly important, wherein to the detection of contact condition between pantograph and the contact net, particularly the state-detection of pantograph in the high-speed cruising is exactly a most important content.

The pantograph device for dynamically detecting of research and development mainly contains three major types at present, the first utilizes ultrasonic sensor to measure the pantograph state, it two is to utilize CCD camera pantograph state to differentiate the pantograph state by Flame Image Process then, and it three is vehicular pantograph pick-up units.First method at first can't be measured the pantograph profile because ultrasonic sensor itself, and next only is applicable to that the low speed train can't measure the pantograph state of the train of running at high speed, and is subjected to the outer room environmental impact big once more; The second method data processing complex, can't the real-time judge pantograph abrasion state and abrasion trend, and be subject to climatic influences such as high light and rain, mist, snow; The third method is because require on every train that needs monitoring this type of device to be installed, so invest greatlyyer, and the camera of this type of device is in elevation angle duty, can't detect the workplace of pantograph.

The utility model content

Technical problem to be solved in the utility model is to overcome the defective that prior art exists, accurately the transformation that state is repaiied is repaiied in the pantograph abrasion state of judgement bullet train and the plan of realization pantograph, the accident between pantograph that prevention causes because of the pantograph abrasion proposes a kind of online automatic checkout system of novel high speed train pantograph state based on laser distance measuring principle.

The online automatic checkout system of bullet train pantograph state that the utility model proposed is when photoelectric sensor detects approaching train, produce trigger pip, and start detection point Comprehensive Control unit, trigger the line laser sensor and detect pantograph profile, pantograph disalignment, pantograph inclination, slide plate abrasion etc. automatically; The point laser sensor detects the distance of pantograph automatically, is used to proofread and correct the detection error of being brought by train vibration; High-speed camera is taken pantograph contact picture picture.To detect to such an extent that the image of data and shooting is transmitted into the check point central apparatus by the signal transmitter unit then, and the survey data are carried out analyzing and processing (institute's altimetric image is stored), thereby judge that slide plate abrasion situation, pantograph heeling condition, slide plate crackle state, slide plate fault such as lose by signal receiving unit.If find that pantograph breaks down this moment, then trigger alarm unit and report to the police, with the prompting staff.The photo that the staff can access under this alarm condition is confirmed, and is taken measures.If pantograph is no abnormal, then the vehicle ID data that receive according to survey data and signal receiving unit are made this pantograph abrasion trend prediction, thereby can effectively be prevented the generation of pantograph and contact net accident.

The technical solution of the utility model:

The online automatic checkout system of this bullet train pantograph state comprises: Remote Network Monitoring central apparatus and at least one check point equipment, described check point equipment is connected by wireless network with described Remote Network Monitoring central apparatus.

Described check point equipment comprises check point front-end equipment and check point central apparatus, and described check point front-end equipment is connected by wireless network or optical fiber with described check point central apparatus.

Described check point front-end equipment comprises: signal gathering unit, check point Comprehensive Control unit and signal transmitter unit, described signal gathering unit, check point Comprehensive Control unit are connected successively with the signal transmitter unit.

Described signal gathering unit comprises photoelectric sensor, some laser sensor, line laser sensor, high-speed camera; Described photoelectric sensor, some laser sensor, line laser sensor, high-speed camera are connected with described check point Comprehensive Control unit respectively.

All vertical and equidistant layout of described line laser sensor with track centerline.During described line laser working sensor to laser beam of tested pantograph pan emission, the laser beam border that any two adjacent of front and back are transmitted into tested pantograph pan covers tested pantograph surface, and on the track centerline direction, overlapping, the laser beam total length is no less than tested pantograph pan length.

Described some laser sensor equidistantly arranged on the straight line vertical with track centerline.Described high-speed camera is installed on the track centerline.

Described check point central apparatus is connected by wireless network with car number (IP) recognition system of vehicle base.And described check point central apparatus comprises signal receiving unit, signal processing unit, warning and trend prediction unit and network equipment; Described signal receiving unit, described warning and trend prediction unit are connected with described signal processing unit respectively with described network equipment, and described network equipment is connected with described remote monitoring center equipment wireless.

The beneficial effects of the utility model:

Realize real-time detection by adopting this automatic detection device to the train pantograph state of running at high speed, can find the pantograph fault in time, exactly, predict the abrasion trend of pantograph simultaneously by data handling system, thereby help timely maintenance, maintenance and the replacing of pantograph and contact net, play the purpose that reduces pantograph and contact net fault, and the state of realizing the pantograph slide block is repaiied, and saves cost.

Description of drawings

Fig. 1 is the theory diagram of the online automatic checkout system of bullet train pantograph state of the present utility model;

Fig. 2 is the theory diagram of check point equipment shown in Figure 1;

Fig. 3 is the check point front-end equipment mounting arrangements synoptic diagram of check point equipment illustrated in figures 1 and 2;

Fig. 4 is the front view of local mounting arrangements of the partial devices of check point equipment shown in Figure 3;

Fig. 5 is the used line laser working sensor of the online automatic checkout system of a bullet train pantograph state of the present utility model schematic diagram;

Fig. 6 is used some laser sensor fundamental diagram of the online automatic checkout system of bullet train pantograph state of the present utility model;

Fig. 7 is the detection schematic diagram of check point equipment line laser sensor shown in Figure 3;

Fig. 8 is the online automatic checkout system workflow diagram of bullet train pantograph state of the present utility model.

Embodiment

Fig. 1 is the theory diagram of the online automatic checkout system of bullet train pantograph state of the present utility model.As shown in Figure 1, the online automatic checkout system of bullet train pantograph state that the utility model proposed comprises Remote Network Monitoring central apparatus and several check point equipment.The Remote Network Monitoring central apparatus is by the remote monitoring of wireless network realization to check point equipment.To quantity, can determine according to user's actual demand situation with check point equipment.

Fig. 2 is the theory diagram of check point equipment shown in Figure 1.As shown in Figure 2, check point equipment comprises check point front-end equipment and check point central apparatus, and the check point front-end equipment is connected by wireless network or optical fiber with the check point central apparatus.The check point front-end equipment comprises check point Comprehensive Control unit (this example is industrial computer control), signal transmitter unit, signal gathering unit, and signal gathering unit and signal transmitter unit all are connected on the check point Comprehensive Control unit.Wherein signal gathering unit comprises the line laser sensor: the first line laser sensor, the second line laser sensor, three-way laser sensor, the 4th line laser sensor (adopting 4 line laser sensors in the present embodiment); Point laser sensor: first laser sensor, second laser sensor, thirdly four of laser sensor, the 4th laser sensors; High-speed camera (adopting 1 high-speed camera in this enforcement example), photoelectric sensor (first photoelectric sensor, second photoelectric sensor), wherein, line laser sensor, some laser sensor, high-speed camera and photoelectric sensor are connected respectively to (this example center line laser sensor, some laser sensor, high-speed camera signals collecting all adopt the CAN bus form, can directly be connected with industrial computer) on the check point Comprehensive Control unit.The control point central apparatus comprises center signal processing unit, signal receiving unit, warning and trend prediction unit and network equipment (wireless route), and signal receiving unit, warning and trend prediction unit and network equipment are connected respectively on the signal processing unit.And wherein, signal receiving unit is connected by wireless network with the vehicle ID recognition system of vehicle base.

In the actual detected process, when first photoelectric sensor and second photoelectric sensor detect the approaching train signal, produce trigger pip, and trigger detection point Comprehensive Control unit starting, check point Comprehensive Control unit triggers line laser sensor detects the pantograph profile automatically then, point laser sensor and high-speed camera are taken pictures, again then, under the control of check point Comprehensive Control unit, to detect to such an extent that the image of data and shooting is transmitted into the check point central apparatus by the signal transmitter unit, the check point central apparatus carries out analyzing and processing (institute's altimetric image is stored) by signal receiving unit to the survey data then, thereby judges slide plate abrasion situation, the pantograph heeling condition, slide plate crackle state, slide plate such as loses at fault.If find that pantograph breaks down this moment, then trigger alarm unit and report to the police, with the prompting staff.The photo that the staff can access under this alarm condition is confirmed, and is taken measures.If pantograph is no abnormal, then the vehicle ID data that receive according to survey data and signal receiving unit are made this pantograph abrasion trend prediction, thereby can effectively be prevented the generation of pantograph and contact net accident.

Fig. 3 is the mounting arrangements synoptic diagram of the check point front-end equipment of check point equipment illustrated in figures 1 and 2.In this example, each check point is divided into three parts, and three part installing spaces are about 20 meters.As shown in Figure 3, first is first photoelectric sensor, and second portion is second photoelectric sensor, and third part is other parts of check point front-end equipment.

Fig. 4 is the front view of local mounting arrangements of the partial devices of check point equipment shown in Figure 3.As shown in Figure 4, four some laser sensors are installed, four line laser sensors, high-speed camera and sender unit (not shown) in the third part of check point front-end equipment.In the actual detected process, four some laser sensors are used for detecting the inclination and the skew of pantograph; Four line laser sensors are all vertical to be arranged in parallel with track centerline, and at x, the certain position that all staggers on the y direction guarantees that interference and total length are not no less than tested pantograph pan total length to institute's emitted laser bundle mutually; Be used to take the pantograph image on high-speed camera layout and the track centerline; The data that each several part detects gained are being transferred on the signal transmitter unit under the control of check point Comprehensive Control unit, and send on the check point central apparatus by the signal transmitter unit.

Fig. 5 is the used line laser working sensor of the online automatic checkout system of a bullet train pantograph state of the present utility model schematic diagram.

Fig. 6 is used some laser sensor fundamental diagram of the online automatic checkout system of bullet train pantograph state of the present utility model.

Fig. 7 is the detection schematic diagram of check point equipment line laser sensor shown in Figure 3, as shown in the figure, four line laser transducer arrangements are in sustained height (this example arrangement height is 400mm on the contact net), be covered with whole pantograph on the vertical direction of institute's emitted laser Shu Zaiyu track centerline, and the frequency of the line laser sensor of choosing in this example is 10kHz, suppose that train running speed is 350km/h, when pantograph is passed through this utility model device, each line laser sensor can be gathered 8 groups of data, every group of about 1000 points of data.So when train passed through at a high speed with 350km/h, each carbon slide plate can detect 32000 points, enough restored the contour curve and the abrasion state of carbon slide plate fully.

Fig. 8 is the system works schematic diagram, and as shown in the figure, when bullet train during by the vehicle ID recognition system on the circuit, vehicle ID recognition system sends to system with car number information automatically, and system is in standby condition; When train passes through first photoelectric sensor and second photoelectric sensor successively, check point Comprehensive Control unit calculates train running speed by the mistiming of two photoelectric sensors successively according to train, and calculates the best effort time of line laser sensor, some laser sensor, high-speed camera; When train arrived the third part of front-end detection equipment, each detecting unit was worked in succession; Signal gathering unit detects data and send to signal receiving unit by the signal transmitter unit under the control of check point Comprehensive Control unit after hours; The check point central apparatus is handled real-time judgement pantograph state by data analysis after receiving the detection data, then start warning device and access fault pantograph picture automatically as fault, normally then make the abrasion trend prediction according to the historical data of this pantograph as pantograph abrasion state; The pending data processing finishes, and system enters holding state, waits for next trigger pip.

In sum,, can realize real-time detection, fill up the blank that bullet train pantograph abrasion real-time status is detected at present both at home and abroad bullet train pantograph state by adopting the online automatic checkout system of the utility model bullet train pantograph state.Can be each pantograph foundation database separately of each row train simultaneously, the pantograph state truly of realizing is repaiied, thereby helps reducing because the accident between pantograph that states such as pantograph is impaired, abrasion, inclination cause.

Claims (10)

1. online automatic checkout system of bullet train pantograph state comprises the equipment of remote monitoring center equipment and at least one check point; It is characterized in that described check point equipment is connected by wireless network with described Remote Network Monitoring central apparatus.
2. the online automatic checkout system of bullet train pantograph state according to claim 1, it is characterized in that, described check point equipment comprises check point front-end equipment and check point central apparatus, and described check point front-end equipment is connected by wireless network or optical fiber with described check point central apparatus.
3. the online automatic checkout system of bullet train pantograph state according to claim 2, it is characterized in that, described check point front-end equipment comprises signal gathering unit, check point Comprehensive Control unit and signal transmitter unit, and described signal gathering unit, check point Comprehensive Control unit are connected successively with the signal transmitter unit.
4. the online automatic checkout system of bullet train pantograph state according to claim 3 is characterized in that, described signal gathering unit comprises photoelectric sensor, some laser sensor, line laser sensor, high-speed camera; Described photoelectric sensor, some laser sensor, line laser sensor, high-speed camera are connected with described check point Comprehensive Control unit respectively.
5. the online automatic checkout system of bullet train pantograph state according to claim 4 is characterized in that, all vertical with track centerline and equidistant layout of the laser beam of described line laser sensor emission.
6. the online automatic checkout system of bullet train pantograph state according to claim 6 is characterized in that, during described line laser working sensor to laser beam of tested pantograph pan emission; Two adjacent laser beam borders that are transmitted into tested pantograph pan overlap on the track centerline direction arbitrarily, and the laser beam total length is no less than tested pantograph pan length.
7. the online automatic checkout system of bullet train pantograph state according to claim 4 is characterized in that, described some laser sensor equidistantly arranged on the straight line vertical with track centerline.
8. the online automatic checkout system of bullet train pantograph state according to claim 4 is characterized in that described high-speed camera is installed on the track centerline.
9. the online automatic checkout system of bullet train pantograph state according to claim 2 is characterized in that described check point central apparatus is connected by wireless network or optical fiber with the car number recognition system of vehicle base.
10. the online automatic checkout system of bullet train pantograph state according to claim 2 is characterized in that described check point central apparatus comprises signal receiving unit, signal processing unit, warning and trend prediction unit and network equipment; Described signal receiving unit, described warning and trend prediction unit are connected with described signal processing unit respectively with described network equipment, and described network equipment is connected by wireless network with described Remote Network Monitoring central apparatus.
CN2009201093313U 2009-06-25 2009-06-25 Pantograph performance on-line automatic detection system for high-speed trains CN201429413Y (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102128593A (en) * 2010-12-31 2011-07-20 朱晓东 Pantograph monitoring system
CN102255956A (en) * 2011-06-24 2011-11-23 广西大学 Wireless-based pantograph state monitoring system
CN102680853A (en) * 2011-03-08 2012-09-19 哈尔滨市科佳通用机电有限公司 Method for fault location in bow net status test
CN105652154A (en) * 2016-01-25 2016-06-08 成都国铁电气设备有限公司 Safety monitoring analysis system for contact net running state
WO2016095328A1 (en) * 2014-12-17 2016-06-23 苏州华兴致远电子科技有限公司 Vehicle operation fault detection system and method
CN106114553A (en) * 2016-06-28 2016-11-16 中国人民解放军国防科学技术大学 The photoelectricity dynamic measurement method that a kind of railway detection car platform rocks
CN107014626A (en) * 2017-03-08 2017-08-04 中车工业研究院有限公司 The bullet train dynamic stress rest real time data inspecting system transmitted based on GPRS data
CN107167098A (en) * 2017-04-21 2017-09-15 南京理工大学 Municipal rail train pantograph on-line measuring device and method
CN108106828A (en) * 2017-12-14 2018-06-01 上海工程技术大学 A kind of rigid contact net is bolted the detection device and detection method of state
CN109211125A (en) * 2018-11-05 2019-01-15 北京华开领航科技有限责任公司 Contact line Abrasion detecting device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102128593A (en) * 2010-12-31 2011-07-20 朱晓东 Pantograph monitoring system
CN102680853A (en) * 2011-03-08 2012-09-19 哈尔滨市科佳通用机电有限公司 Method for fault location in bow net status test
CN102255956A (en) * 2011-06-24 2011-11-23 广西大学 Wireless-based pantograph state monitoring system
WO2016095328A1 (en) * 2014-12-17 2016-06-23 苏州华兴致远电子科技有限公司 Vehicle operation fault detection system and method
CN105652154A (en) * 2016-01-25 2016-06-08 成都国铁电气设备有限公司 Safety monitoring analysis system for contact net running state
CN105652154B (en) * 2016-01-25 2018-05-11 成都国铁电气设备有限公司 Contact Running State security auditing system
CN106114553A (en) * 2016-06-28 2016-11-16 中国人民解放军国防科学技术大学 The photoelectricity dynamic measurement method that a kind of railway detection car platform rocks
CN107014626A (en) * 2017-03-08 2017-08-04 中车工业研究院有限公司 The bullet train dynamic stress rest real time data inspecting system transmitted based on GPRS data
CN107167098A (en) * 2017-04-21 2017-09-15 南京理工大学 Municipal rail train pantograph on-line measuring device and method
CN108106828A (en) * 2017-12-14 2018-06-01 上海工程技术大学 A kind of rigid contact net is bolted the detection device and detection method of state
CN109211125A (en) * 2018-11-05 2019-01-15 北京华开领航科技有限责任公司 Contact line Abrasion detecting device

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Granted publication date: 20100324