CN105818823A - Rail flaw detection vehicle capable of detecting flaws on top surfaces of rails - Google Patents
Rail flaw detection vehicle capable of detecting flaws on top surfaces of rails Download PDFInfo
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- CN105818823A CN105818823A CN201610305109.5A CN201610305109A CN105818823A CN 105818823 A CN105818823 A CN 105818823A CN 201610305109 A CN201610305109 A CN 201610305109A CN 105818823 A CN105818823 A CN 105818823A
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- detection
- rail
- car
- trauma
- face
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- 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
- B61D15/12—Railway inspection trolleys power propelled
-
- 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
- B61K9/10—Measuring installations for surveying permanent way for detecting cracks in rails or welds thereof
Abstract
The invention provides a rail flaw detection vehicle capable of detecting flaws on top surfaces of rails. The rail flaw detection vehicle comprises a flaw detection vehicle, a flaw detection system, and a top surface flaw detection system, wherein the flaw detection vehicle travels on the rails; the flaw detection system is mounted on the flaw detection vehicle and is used for detecting the flaws in the rails; the top surface flaw detection system is mounted on the flaw detection vehicle and is used for detecting the flaws on the surfaces and the subsurfaces of rail heads of the rails.
Description
Technical field
The present invention relates to rail technical field of transportation, a kind of rail-defect detector car possessing the detection of rail surface trauma.
Background technology
Rail is the basis of railway transportation, it is ensured that rail tunneling boring operation state is well to ensure that the important measures of safety of railway traffic.Along with increase and the raising of train running speed of China railways distance travelled, the requirement quickly detected rail tunneling boring also gradually steps up.Rail is periodically detected by the large-scale rail-defect detector car of domestic commonly used 80 kilometers/hour of speeds of service, carry ultrasonic wave detecting system on rail-defect detector car rail inside trauma is detected, the trauma of rail surface can not be detected, and end face trauma can affect ultrasonic incidence, the trauma affecting ultrasound detection differentiates.Can not meet the requirement that rail tunneling boring quickly detects.Rail-defect detector car carries Electromagnetic Testing Technology, utilizes Electromagnetic Testing Technology to ferrimagnet surface and sub-this characteristic of surfacing state sensitive, can effectively detect rail head of rail end face trauma state.
Prior art proposed a kind of multifunctional examining for railway rail and surveyed inspection car, in addition to possessing wheeled ultrasonic rail failure detector, be also equipped with rail profile detection device and track condition inspection device.The steel rail flaw detection device of the program is arranged on below forecarriage framework, visit wheel be arranged on forecarriage along rail direction wheel between and visit wheel contact with rail.Rail profile detection device is arranged on the leading section of trailing bogie, and track condition inspection device is arranged on the front portion of detection car car body lower end and is two.
For such scheme, track condition inspection device detects Rail Surface state by video camera, and it can not detect surface, rail head of rail Asia trauma, and be difficult to find the trickle trauma of Rail Surface.Wheeled steel rail flaw detection device is arranged on below forecarriage framework, thus corresponding operating board is also disposed at detecting the front portion of car so that detection operator and driver's positional distance are relatively near, are unfavorable for the comfortableness of staff.
The most domestic rail surface based on large-scale rail-defect detector car and sub-surface trauma high speed detection lack effective means, and rail surface state can not be effectively controlled.On the one hand rail surface polishing is the most effectively instructed, for guaranteeing the situation that security presence is excessively polished；The most existing large-scale rail-defect detector car causes can not effectively detecting part rail head core wound due to the existence of end face trauma.It addition, the mileage calibration of the failure detector of existing rail-defect detector car input mileage calibration the most manually, consume manual work resource.And existing inspection car detection operator position is relatively near with driver operation locational space, is unfavorable for the comfortableness of working environment.
Summary of the invention
Can not detect the trickle trauma in surface and sub-surface this technical problem of trauma of rail head of rail for existing rail-defect detector car, the present invention is carried electromagnetic testing system on rail-defect detector car, is made up the check frequency of existing inspection car detection technique.For the comfortable working environment of inspection car testing staff, reasonable Arrangement detecting system and operating space layout, improve the comfortable working environment of testing staff.It is equipped with automatic mileage calibration system, saves the original mileage that is manually entered and calibrate, improve the automatic capability of rail-defect detector car.
For reaching above-mentioned purpose, the present invention proposes a kind of rail-defect detector car possessing the detection of rail surface trauma, and this rail-defect detector car includes: inspection car 1, fault detection system 2, end face trauma detecting system 3；Wherein, inspection car 1, rail travels；Fault detection system 2, is installed on inspection car 1, for carrying out the detection of the internal trauma of rail；End face trauma detecting system 3, is installed on inspection car 1, for carrying out rail head of rail surface and the detection of sub-surface trauma.
Further, inspection car 1 includes: detection car 11, power car 12；Wherein, power car 12, it is connected to detect car 11, is used for providing power, drive detection car 11 to travel on rail；Being provided with detection Herba Plantaginis bottom detection car 11 after bogie 13, detection car to bogie 14, detection Herba Plantaginis is provided with wheel, fault detection system 2 and end face trauma detecting system 3 on bogie 14 after bogie 13 and detection car and is installed on detection car 11.
Further, fault detection system 2 includes: visit wheel 21, steel rail flaw detection device 22, flaw detection switch board 23；Wherein, visiting wheel 21 connection steel rail flaw detection device 22, be installed on steel rail flaw detection device 22 bottom and contact with rail, steel rail flaw detection device 22 connects flaw detection switch board 23, being installed on after detection car between two wheels bottom bogie 14, it is internal that flaw detection switch board 23 is arranged at detection car 11；Steel rail flaw detection device 22 is for carrying out the trauma detection within rail, and sends inside trauma testing result to flaw detection switch board 23.
Further, end face trauma detecting system 3 includes: operates in end face trauma detection probe 31 above, operate in end face trauma detection probe 32 below, end face trauma detection device 33, end face trauma detection switch board 34；Wherein, operate in end face trauma detection probe 31 above, operate in end face trauma detection probe 32 below connect end face trauma detection device 33, it is installed on end face trauma detection device 33 bottom and contacts with rail, end face trauma detection device 33 connects end face trauma detection switch board 34, being installed between the detection Herba Plantaginis two wheels bottom bogie 13, it is internal that end face trauma detection switch board 34 is arranged at detection car 11；Operate in end face trauma detection probe 31 above for picking up detection signal, operate in end face trauma detection probe 32 below for rail is carried out demagnetization, end face trauma detection device 33 is for carrying out rail head of rail surface and the detection of sub-surface trauma, and end face trauma testing result is sent to end face trauma detection switch board 34.
Further, detection car 11, the wheel of power car 12 use taper wheel.
Further, in detection car 11, it is provided with coupling water tank, for keeping the stability of steel rail flaw detection device 22.
Further, this rail-defect detector car also includes: mileage calibration system, for automatically providing mileage calibration data for steel rail flaw detection device 22.
The present invention proposes a kind of rail-defect detector car possessing the detection of rail surface trauma, and it possesses rail surface and internal trauma power of test.This inspection car is made up of power car and detection car, and power car is mainly inspection car and provides traction power, detection car owner's rail defects and failures to be provided detection.Wherein, rail inside trauma is detected by the rear steel rail flaw detection device of installing under bogie frame at detection car, corresponding rail examination operating board is in the layout of part space after detection car, thus can be with layout meeting room between drivers' cab and rail examination operating board, make to detect operator and driver and have a more comfortable working place, coupling water tank with visit the distance of wheel also closer to.Meanwhile, rail surface trauma detection device is installed under the forward direction bogie frame of detection car rail head of rail surface and sub-surface trauma are detected, make up existing inspection car and can not detect the deficiency of rail surface trauma.Steel rail flaw detection device and end face trauma detect the outfan of device and connect respective switch board input, and respective switch board outfan reconnects flaw detection operating board input and carries out rail inside and the detection of end face trauma for detection operator.Assembling automatic mileage calibration system on rail-defect detector car, mileage calibration system automatically transfers data to steel rail flaw detection device and carries out detecting the calibration of mileage, improves the automatic capability of inspection car.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, is not intended that limitation of the invention.In the accompanying drawings:
Fig. 1 is the structural representation of the rail-defect detector car possessing the detection of rail surface trauma of one embodiment of the invention.
Fig. 2 is the side-looking structural representation of the rail-defect detector car possessing the detection of rail surface trauma of the present invention one specific embodiment.
Fig. 3 is the plan structure schematic diagram of the rail-defect detector car possessing the detection of rail surface trauma of the present invention one specific embodiment.
Fig. 4 be the present invention one specific embodiment detection car after to bogie partial structurtes enlarged diagram.
Fig. 5 is that the detection Herba Plantaginis of the present invention one specific embodiment is to bogie partial structurtes enlarged diagram.
Detailed description of the invention
Hereinafter coordinate diagram and presently preferred embodiments of the present invention, the present invention is expanded on further by reaching the technological means that predetermined goal of the invention is taked.
Fig. 1 is the structural representation of the rail-defect detector car possessing the detection of rail surface trauma of one embodiment of the invention.As it is shown in figure 1, this rail-defect detector car includes: inspection car 1, fault detection system 2, end face trauma detecting system 3；Wherein,
Inspection car 1, travels on rail.
Fault detection system 2, is installed on inspection car 1, for carrying out the detection of the internal trauma of rail.
End face trauma detecting system 3, is installed on inspection car 1, for carrying out rail head of rail surface and the detection of sub-surface trauma.
Further, in conjunction with from the point of view of Fig. 2 to Fig. 5, inspection car 1 includes: detection car 11, power car 12.
Power car 12, tight lock couplers connects detection car 11, is used for providing power, drives detection car 11 to travel on rail, and bottom is provided with power car bogie 15, and power car bogie 15 is provided with wheel.Power car 12 is internal is further equipped with between the second driver control console 121, kitchen 122, electromotor 123, between maintenance 124, toilet 125 etc..
Being provided with detection Herba Plantaginis bottom detection car 11 after bogie 13, detection car to bogie 14, detection Herba Plantaginis is provided with wheel after bogie 13 and detection car on bogie 14.Detection car 11 mainly provides installing space and the testing staff operationlocation of detection equipment, is equipped with coupling between water tank 111, sleeping berth 112, rail examination operating board 113, meeting room the 114, first driver control console 115, mileage calibration system 116, flaw detection switch board 23, end face trauma detect switch board 34.
First driver control console the 115, second driver control console 121 provides moving operation place for inspection car driver.Going out for a long time due to inspection car job requirements, between kitchen 122, toilet 125 and sleeping berth, 112 provide, for staff on car, the life basic function gone out operation period.Between maintenance, 124 provide the storage such as accessory of visiting wheel and maintenance place.Couplant needed for ultrasound examination when coupling water tank 111 provides steel rail flaw detection device 22 operation.Primary operational place when flaw detection switch board 23, end face trauma detection switch board 34, mileage calibration system 116 and rail examination operating board 113 are inspection car operation.Rail examination operating board 113 is used for operating rail-defect detector car and carries out rail examination.When meeting room 114 provides beyond operation for staff, meeting and rest are used, meeting room is in the layout of between rail examination operating board 113 and the first driver control console 115, making inspection car is to provide bigger working place when driver and operator's operation, improves the comfortable working environment of staff.Mileage calibration system 116 provides mileage calibration data for steel rail flaw detection device automatically, eliminates the original mileage that is manually entered and calibrates, improves the automatic capability of rail-defect detector car.
Detection car 11, the wheel of power car 12 use taper wheel, it is simple to take turns centering on rail, reduce serpentine locomotion；And taper cone pulley passes through bend to being easy to train.
Detection car 11, power car 12 the rate of travel of all directions after volume is little, lightweight, two hitches are even hung the least, real " contiguity " can be realized；Meanwhile, tight lock couplers is used to connect the reliability to raising air-brake coupling hose, electrical connector automatic butt extremely advantageous.
Concrete, fault detection system 2 is installed on detection car 11, including: visit wheel 21, steel rail flaw detection device 22, flaw detection switch board 23.Wherein,
Visit wheel 21 connection steel rail flaw detection device 22, it is installed on steel rail flaw detection device 22 bottom and contacts with rail, steel rail flaw detection device 22 connects flaw detection switch board 23, it is installed on after detection car between two wheels bottom bogie 14, make steel rail flaw detection device 22 from rail examination operating board 113 and coupling water tank distance closer to, being conducive to the stability of steel rail flaw detection device 22, it is internal that flaw detection switch board 23 is arranged at detection car 11.
Steel rail flaw detection device 22 is for carrying out the trauma detection within rail, and sends inside trauma testing result to flaw detection switch board 23.
Concrete, end face trauma detecting system 3 includes: operates in end face trauma detection probe 31 above, operate in end face trauma detection probe 32 below, end face trauma detection device 33, end face trauma detection switch board 34；Wherein, operate in end face trauma detection probe 31 above, operate in end face trauma detection probe below 32 for living probe, these two probes are installed between two wheels of every side rail of bilateral track.
Operate in end face trauma detection probe 31 above, operate in end face trauma detection probe 32 below connect end face trauma detection device 33, it is installed on end face trauma detection device 33 bottom and contacts with rail, end face trauma detection device 33 connects end face trauma detection switch board 34, being installed between the detection Herba Plantaginis two wheels bottom bogie 13, it is internal that end face trauma detection switch board 34 is arranged at detection car 11.
Operate in end face trauma detection probe 31 above for picking up detection signal, operate in end face trauma detection probe 32 below for rail is carried out demagnetization, end face trauma detection device 33 is for carrying out rail head of rail surface and the detection of sub-surface trauma, and end face trauma testing result is sent to end face trauma detection switch board 34.
The present invention proposes a kind of rail-defect detector car possessing the detection of rail surface trauma, and it possesses rail surface and internal trauma power of test.This inspection car is made up of power car and detection car, and power car is mainly inspection car and provides traction power, detection car owner's rail defects and failures to be provided detection.Wherein, rail inside trauma is detected by the rear steel rail flaw detection device of installing under bogie frame at detection car, corresponding rail examination operating board is in the layout of part space after detection car, thus can be with layout meeting room between drivers' cab and rail examination operating board, make to detect operator and driver and have a more comfortable working place, coupling water tank with visit the distance of wheel also closer to.Meanwhile, rail surface trauma detection device is installed under the forward direction bogie frame of detection car rail head of rail surface and sub-surface trauma are detected, make up existing inspection car and can not detect the deficiency of rail surface trauma.Steel rail flaw detection device and end face trauma detect the outfan of device and connect respective switch board input, and respective switch board outfan reconnects flaw detection operating board input and carries out rail inside and the detection of end face trauma for detection operator.Assembling automatic mileage calibration system on rail-defect detector car, mileage calibration system automatically transfers data to steel rail flaw detection device and carries out detecting the calibration of mileage, improves the automatic capability of inspection car.
Particular embodiments described above; the purpose of the present invention, technical scheme and beneficial effect are further described; it is it should be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included within the scope of the present invention.
Claims (7)
1. the rail-defect detector car possessing the detection of rail surface trauma, it is characterised in that this rail-defect detector car includes: inspection car (1), fault detection system (2), end face trauma detecting system (3)；Wherein,
Inspection car (1), travels on rail；
Fault detection system (2), is installed on inspection car (1), for carrying out the detection of the internal trauma of rail；
End face trauma detecting system (3), is installed on inspection car (1), for carrying out rail head of rail surface and the detection of sub-surface trauma.
The rail-defect detector car possessing the detection of rail surface trauma the most according to claim 1, it is characterised in that inspection car (1) including: detection car (11), power car (12)；Wherein,
Power car (12), is connected to detect car (11), is used for providing power, drives detection car (11) to travel on rail；
Detection car (11) bottom is provided with detection Herba Plantaginis after bogie (13), detection car to bogie (14), detection Herba Plantaginis is provided with wheel, fault detection system (2) and end face trauma detecting system (3) on bogie (14) after bogie (13) and detection car and is installed in detection car (11).
The rail-defect detector car possessing the detection of rail surface trauma the most according to claim 2, it is characterised in that fault detection system (2) including: visit wheel (21), steel rail flaw detection device (22), flaw detection switch board (23)；Wherein,
Visit wheel (21) and connect steel rail flaw detection device (22), it is installed on steel rail flaw detection device (22) bottom and contacts with rail, steel rail flaw detection device (22) connects flaw detection switch board (23), being installed on after detection car between two wheels of bogie (14) bottom, it is internal that flaw detection switch board (23) is arranged at detection car (11)；
Steel rail flaw detection device (22) is for carrying out the trauma detection within rail, and sends inside trauma testing result to switch board of detecting a flaw (23).
The rail-defect detector car possessing the detection of rail surface trauma the most according to claim 2, it is characterized in that, end face trauma detecting system (3) including: operates in end face trauma detection probe (31) above, operate in end face trauma detection probe (32) below, end face trauma detection device (33), end face trauma detection switch board (34)；Wherein,
Operate in end face trauma detection probe (31) above, operate in end face trauma detection probe (32) connection end face trauma detection device (33) below, it is installed on end face trauma detection device (33) bottom and contacts with rail, end face trauma detection device (33) connects end face trauma detection switch board (34), being installed between the detection Herba Plantaginis two wheels bottom bogie (13), it is internal that end face trauma detection switch board (34) is arranged at detection car (11)；
Operate in end face trauma detection probe (31) above to be used for picking up detection signal, operate in end face trauma detection probe (32) below for rail is carried out demagnetization, end face trauma detection device (33) is for carrying out rail head of rail surface and the detection of sub-surface trauma, and sends end face trauma testing result to end face trauma detection switch board (34).
The rail-defect detector car possessing the detection of rail surface trauma the most according to claim 2, it is characterised in that detection car (11), the wheel of power car (12) use taper wheel.
The rail-defect detector car possessing the detection of rail surface trauma the most according to claim 3, it is characterised in that be provided with coupling water tank in detection car (11), be used for keeping the stability of steel rail flaw detection device (22).
The rail-defect detector car possessing the detection of rail surface trauma the most according to claim 1, it is characterised in that this rail-defect detector car also includes: mileage calibration system, for being automatically steel rail flaw detection device (22) offer mileage calibration data.
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| CN201610305109.5A CN105818823B (en) | 2016-05-10 | 2016-05-10 | A kind of rail-defect detector car having rail surface hurt detection function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353397A (en) * | 2016-09-06 | 2017-01-25 | 中国铁道科学研究院 | Vehicular magnetic flux leakage detecting equipment and system for steel rail surface damage |
| CN107415984A (en) * | 2017-07-28 | 2017-12-01 | 合肥杰代机电科技有限公司 | Rail-defect detector car intellectuality center support system |
| CN107757637A (en) * | 2017-11-24 | 2018-03-06 | 宝鸡中车时代工程机械有限公司 | Suitable for the rail-defect detector car of high-speed railway |
| CN109334707A (en) * | 2018-11-08 | 2019-02-15 | 宝鸡中车时代工程机械有限公司 | Novel water system for rail of subway inspection car |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006250572A (en) * | 2005-03-08 | 2006-09-21 | Central Japan Railway Co | Rail joint detector, and rail joint position detection device of track inspection car |
| CN202806760U (en) * | 2012-09-14 | 2013-03-20 | 宝鸡南车时代工程机械有限公司 | Multifunctional fault detection vehicle for railway steel rail |
| CN103336062A (en) * | 2013-06-26 | 2013-10-02 | 钢研纳克检测技术有限公司 | Electromagnetic ultrasonic transducer for detecting rail head tread defect of steel rail |
| CN104260736A (en) * | 2014-10-09 | 2015-01-07 | 宝鸡南车时代工程机械有限公司 | Multifunctional flaw detection vehicle for highland railway steel rail |
| CN205737551U (en) * | 2016-05-10 | 2016-11-30 | 中国铁道科学研究院 | A kind of rail-defect detector car possessing the detection of rail surface trauma |
-
2016
- 2016-05-10 CN CN201610305109.5A patent/CN105818823B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006250572A (en) * | 2005-03-08 | 2006-09-21 | Central Japan Railway Co | Rail joint detector, and rail joint position detection device of track inspection car |
| CN202806760U (en) * | 2012-09-14 | 2013-03-20 | 宝鸡南车时代工程机械有限公司 | Multifunctional fault detection vehicle for railway steel rail |
| CN103336062A (en) * | 2013-06-26 | 2013-10-02 | 钢研纳克检测技术有限公司 | Electromagnetic ultrasonic transducer for detecting rail head tread defect of steel rail |
| CN104260736A (en) * | 2014-10-09 | 2015-01-07 | 宝鸡南车时代工程机械有限公司 | Multifunctional flaw detection vehicle for highland railway steel rail |
| CN205737551U (en) * | 2016-05-10 | 2016-11-30 | 中国铁道科学研究院 | A kind of rail-defect detector car possessing the detection of rail surface trauma |
Non-Patent Citations (1)
| Title |
|---|
| 石永生等: "钢轨探伤车对轨头核伤检测能力的分析", 《无损检测》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353397A (en) * | 2016-09-06 | 2017-01-25 | 中国铁道科学研究院 | Vehicular magnetic flux leakage detecting equipment and system for steel rail surface damage |
| CN106353397B (en) * | 2016-09-06 | 2023-12-01 | 中国铁道科学研究院集团有限公司 | Device and system for detecting magnetic leakage of damage on top surface of vehicle-mounted steel rail |
| CN107415984A (en) * | 2017-07-28 | 2017-12-01 | 合肥杰代机电科技有限公司 | Rail-defect detector car intellectuality center support system |
| CN107757637A (en) * | 2017-11-24 | 2018-03-06 | 宝鸡中车时代工程机械有限公司 | Suitable for the rail-defect detector car of high-speed railway |
| CN109334707A (en) * | 2018-11-08 | 2019-02-15 | 宝鸡中车时代工程机械有限公司 | Novel water system for rail of subway inspection car |
| CN109334707B (en) * | 2018-11-08 | 2023-08-22 | 宝鸡中车时代工程机械有限公司 | Novel water system for subway rail flaw detection vehicle |
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