CN105818823B - A kind of rail-defect detector car having rail surface hurt detection function - Google Patents
A kind of rail-defect detector car having rail surface hurt detection function Download PDFInfo
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- CN105818823B CN105818823B CN201610305109.5A CN201610305109A CN105818823B CN 105818823 B CN105818823 B CN 105818823B CN 201610305109 A CN201610305109 A CN 201610305109A CN 105818823 B CN105818823 B CN 105818823B
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- 238000001514 detection method Methods 0.000 title claims abstract description 306
- 230000006378 damage Effects 0.000 claims description 71
- 229910000831 Steel Inorganic materials 0.000 claims description 70
- 239000010959 steel Substances 0.000 claims description 70
- 239000000523 sample Substances 0.000 claims description 24
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000007689 inspection Methods 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention proposes a kind of rail-defect detector car having rail surface hurt detection function, which includes：Inspection car, fault detection system, top surface hurt detecting system；Wherein, inspection car travels on rail；Fault detection system is installed on inspection car, the detection for carrying out hurt inside rail；Top surface hurt detecting system, is installed on inspection car, the detection for carrying out rail head of rail surface and sub-surface hurt.
Description
Technical Field
The invention relates to the technical field of rail traffic, in particular to a rail flaw detection vehicle with a rail top surface flaw detection function.
Background
The steel rail is the foundation of railway transportation, and the important measure for ensuring the good operation state of the full section of the steel rail is to ensure the safety of railway transportation. Along with the increase of railway operating mileage and the improvement of train operating speed in China, the requirement for rapid detection of the full section of the steel rail is gradually improved. The rail is periodically detected by a large rail flaw detection vehicle with the running speed of 80 km/h, an ultrasonic detection system is carried on the rail flaw detection vehicle to detect the internal flaw of the rail, the flaw of the top surface of the rail cannot be detected, and the flaw of the top surface can influence ultrasonic incidence and influence flaw judgment of ultrasonic detection. The requirement of rapid detection of the full section of the steel rail cannot be met. The electromagnetic detection technology is carried on the rail flaw detection vehicle, and the flaw state of the top surface of the rail head of the rail can be effectively detected by utilizing the characteristic that the electromagnetic detection technology is sensitive to the states of the surface of a ferromagnetic material and a sub-surface material.
In the related art, a multifunctional rail flaw detection vehicle for a railway rail has been proposed, which includes a wheel-type ultrasonic rail flaw detection device, and is equipped with a rail profile detection device and a rail state inspection device. The steel rail flaw detection device is arranged below a front bogie frame, and the detection wheels are arranged between wheel pairs of the front bogie along the direction of the steel rail and are in contact with the steel rail. The rail profile detection device is arranged at the front end part of the rear bogie, and the track state inspection device is arranged at the front part of the lower end of the detection vehicle body and is divided into two parts.
To above-mentioned scheme, track state inspection device detects rail surface state through video camera, and it can not detect rail railhead subsurface damage, and is difficult to discover the slight damage on rail surface. The wheel type steel rail flaw detection device is arranged below the front bogie frame, so that a corresponding operating platform is also arranged at the front part of the detection vehicle, and the detection operator is close to the driver, which is not beneficial to the comfort of the working personnel.
At present, domestic large-scale steel rail flaw detection vehicles based on high-speed detection of rail top surface and subsurface flaws lack effective means, and the state of the rail top surface cannot be effectively controlled. On one hand, the grinding of the top surface of the steel rail is not effectively guided, so that the condition of excessive grinding is ensured to be safe; on the other hand, the existing large-scale steel rail flaw detection vehicle cannot effectively detect partial rail head nuclear injuries due to the existence of the top surface flaws. In addition, the mileage calibration of the conventional flaw detection device of the steel rail flaw detection vehicle mainly comprises manual mileage calibration input, and manual operation resources are consumed. And the current flaw detection vehicle detects that the operator position is closer with driver operating position space, is unfavorable for operational environment's travelling comfort.
Disclosure of Invention
Aiming at the technical problem that the existing steel rail flaw detection vehicle cannot detect the surface fine and micro damage and the sub-surface damage of the rail head of the steel rail, the invention carries an electromagnetic detection system on the steel rail flaw detection vehicle and makes up the detection blind area of the existing flaw detection vehicle detection technology. Aiming at the working environment comfort of the detection personnel of the flaw detection vehicle, the detection system and the layout of the operation area are reasonably arranged, and the working environment comfort of the detection personnel is improved. And an automatic mileage calibration system is arranged, so that the original manual mileage input calibration is omitted, and the automation capability of the steel rail flaw detection vehicle is improved.
In order to achieve the above object, the present invention provides a rail flaw detection vehicle having a rail top surface flaw detection function, comprising: the system comprises a flaw detection vehicle 1, a flaw detection system 2 and a top surface flaw detection system 3; wherein, the flaw detection vehicle 1 runs on a steel rail; the flaw detection system 2 is arranged on the flaw detection vehicle 1 and is used for detecting the internal flaw of the steel rail; and the top surface damage detection system 3 is arranged on the flaw detection vehicle 1 and is used for detecting the surface and sub-surface damage of the rail head of the steel rail.
Further, the flaw detection vehicle 1 includes: a detection vehicle 11 and a power vehicle 12; the power vehicle 12 is connected to the detection vehicle 11 and used for providing power and driving the detection vehicle 11 to run on a steel rail; the bottom of the detection vehicle 11 is provided with a bogie 13 in front of the detection vehicle and a bogie 14 behind the detection vehicle, wheels are arranged on the bogie 13 in front of the detection vehicle and the bogie 14 behind the detection vehicle, and the flaw detection system 2 and the top surface flaw detection system 3 are arranged on the detection vehicle 11.
Further, the flaw detection system 2 includes: a detection wheel 21, a steel rail flaw detection device 22 and a flaw detection control cabinet 23; the detection wheel 21 is connected with a steel rail flaw detection device 22, is arranged at the lower part of the steel rail flaw detection device 22 and is in contact with a steel rail, the steel rail flaw detection device 22 is connected with a flaw detection control cabinet 23 and is arranged between two wheels at the bottom of a bogie 14 behind a detection vehicle, and the flaw detection control cabinet 23 is arranged inside the detection vehicle 11; the rail flaw detector 22 detects flaws inside the rail and transmits the internal flaw detection results to the flaw detection control box 23.
Further, the ceiling surface flaw detection system 3 includes: a top surface damage detection probe 31 running at the front, a top surface damage detection probe 32 running at the rear, a top surface damage detection device 33, and a top surface damage detection control cabinet 34; the top surface damage detection probe 31 running in front and the top surface damage detection probe 32 running in back are connected with a top surface damage detection device 33, are arranged at the lower part of the top surface damage detection device 33 and are contacted with a steel rail, the top surface damage detection device 33 is connected with a top surface damage detection control cabinet 34 and is arranged between two wheels at the bottom of a bogie 13 in front of a detection vehicle, and the top surface damage detection control cabinet 34 is arranged in the detection vehicle 11; the top surface damage detection probe 31 running in front is used for picking up detection signals, the top surface damage detection probe 32 running in back is used for demagnetizing the steel rail, and the top surface damage detection device 33 is used for detecting the surface and sub-surface damage of the rail head of the steel rail and sending the top surface damage detection result to the top surface damage detection control cabinet 34.
Furthermore, the wheels of the detection vehicle 11 and the power vehicle 12 are tapered wheels.
Further, a coupling water tank is arranged in the detection vehicle 11 and used for keeping the stability of the steel rail flaw detection device 22.
Further, this rail flaw detection car still includes: and the mileage calibration system is used for automatically providing mileage calibration data for the steel rail flaw detection device 22.
The invention provides a rail flaw detection vehicle with a rail top surface flaw detection function, which has rail top surface and internal flaw detection capabilities. The flaw detection vehicle consists of a power vehicle and a detection vehicle, wherein the power vehicle mainly provides traction power for the flaw detection vehicle, and the detection vehicle mainly provides rail flaw detection. Wherein, install the rail flaw detection device under the bogie framework behind the detection car and detect the inside damage of rail, corresponding rail flaw detection operation panel overall arrangement is in detecting car rear portion space to can the overall arrangement meeting room between driver's cabin and rail flaw detection operation panel, make detection operator and driver have more comfortable operating space, the coupling water tank is also closer with the distance of exploring the wheel. Meanwhile, a rail top surface damage detection device is arranged under a forward bogie frame of the detection vehicle to detect the surface and subsurface damage of the rail head of the rail, and the defect that the conventional flaw detection vehicle cannot detect the rail top surface damage is overcome. The output ends of the steel rail flaw detection device and the top surface flaw detection device are connected with the input ends of respective control cabinets, and the output ends of the respective control cabinets are connected with the input end of a flaw detection operation platform so as to be used for detecting the flaws inside the steel rail and the top surface of the steel rail by a detection operator. The automatic mileage calibration system is assembled on the steel rail flaw detection vehicle, and the mileage calibration system automatically transmits data to the steel rail flaw detection device to calibrate the detection mileage, so that the automation capability of the flaw detection vehicle is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural view of a rail flaw detection vehicle having a rail top surface flaw detection function according to an embodiment of the present invention.
Fig. 2 is a schematic side view of a rail flaw detection vehicle with a rail top surface flaw detection function according to an embodiment of the present invention.
Fig. 3 is a schematic top view of a rail flaw detection vehicle with a rail top surface flaw detection function according to an embodiment of the present invention.
Fig. 4 is an enlarged view of a part of the structure of a rear bogie of an inspection vehicle according to an embodiment of the invention.
Fig. 5 is an enlarged view of a part of the front bogie of the inspection vehicle according to an embodiment of the invention.
Detailed Description
The technical means adopted by the invention to achieve the preset object are further described below by combining the drawings and the preferred embodiments of the invention.
Fig. 1 is a schematic structural view of a rail flaw detection vehicle having a rail top surface flaw detection function according to an embodiment of the present invention. As shown in fig. 1, the rail flaw detection vehicle includes: the system comprises a flaw detection vehicle 1, a flaw detection system 2 and a top surface flaw detection system 3; wherein,
the flaw detection vehicle 1 runs on a rail.
And the flaw detection system 2 is installed on the flaw detection vehicle 1 and is used for detecting the internal flaw of the steel rail.
And the top surface damage detection system 3 is arranged on the flaw detection vehicle 1 and is used for detecting the surface and sub-surface damage of the rail head of the steel rail.
Further, as shown in fig. 2 to 5, the flaw detection vehicle 1 includes: the detection vehicle 11 and the power vehicle 12.
And the power vehicle 12 is connected with the detection vehicle 11 through the tight-lock coupler and used for providing power to drive the detection vehicle 11 to run on a steel rail, a power vehicle bogie 15 is installed at the bottom, and wheels are installed on the power vehicle bogie 15. The inside of the vehicle 12 is also equipped with a second driver's console 121, a kitchen 122, a generator room 123, a maintenance room 124, a toilet 125, and the like.
The bottom of the detection vehicle 11 is provided with a front bogie 13 of the detection vehicle and a rear bogie 14 of the detection vehicle, and wheels are arranged on the front bogie 13 of the detection vehicle and the rear bogie 14 of the detection vehicle. The inspection vehicle 11 mainly provides an installation space of inspection equipment and an operation place of inspection personnel, and is provided with a coupling water tank 111, a sleeping berth 112, a steel rail inspection operation platform 113, a conference room 114, a first driver operation platform 115, a mileage calibration system 116, an inspection control cabinet 23 and a top surface damage detection control cabinet 34.
The first driver operating platform 115 and the second driver operating platform 121 provide driving operating places for the flaw detection vehicle driver. Due to the long-term out-of-home operation requirements of the flaw detection vehicle, the kitchen 122, the toilet 125 and the sleeper room 112 provide the life basic functions of the on-board workers during the out-of-home operation period. The service bay 124 provides a storage and service location for accessories such as probe wheels. The coupling water tank 111 supplies a coupling agent required for ultrasonic detection during operation of the rail flaw detector 22. The flaw detection control cabinet 23, the top surface flaw detection control cabinet 34, the mileage calibration system 116 and the rail flaw detection operation table 113 are main operation places for the flaw detection vehicle during operation. The rail flaw detection operation table 113 is used for operating a rail flaw detection vehicle to perform rail flaw detection. Meeting room 114 provides the usefulness of meeting and rest when not working for the staff, and meeting room overall arrangement is between rail inspection operation panel 113 and first driver operation panel 115 for the car that detects a flaw provides bigger operating space for driver and operator's when working, has improved staff's operational environment travelling comfort. The mileage calibration system 116 automatically provides mileage calibration data for the rail flaw detection device, so that the original manual mileage input calibration is omitted, and the automation capability of the rail flaw detection vehicle is improved.
The wheels of the detection vehicle 11 and the power vehicle 12 are conical wheels, so that the wheel pair is conveniently centered on a steel rail, and snake-shaped movement is reduced; and the conical wheel pair is convenient for the train to pass through a curve.
The detection vehicle 11 and the power vehicle 12 have small volume and light weight, and the relative movement amount of the two car couplers in each direction is very small after being connected, so that real 'tight joint' can be realized; meanwhile, the adoption of the tight-lock coupler connection is extremely beneficial to improving the reliability of automatic butt joint of the brake hose and the electric joint.
Specifically, the flaw detection system 2 is mounted on the inspection vehicle 11, and includes: a probe wheel 21, a steel rail flaw detection device 22 and a flaw detection control cabinet 23. Wherein,
the detection wheel 21 is connected with the steel rail flaw detection device 22, is installed on the lower portion of the steel rail flaw detection device 22 and is in contact with a steel rail, the steel rail flaw detection device 22 is connected with the flaw detection control cabinet 23 and is installed between two wheels at the bottom of the bogie 14 behind the detection vehicle, so that the distance between the steel rail flaw detection device 22 and the steel rail flaw detection operation platform 113 and the distance between the steel rail flaw detection device and the coupling water tank are closer, the stability of the steel rail flaw detection device 22 is facilitated, and the flaw detection control cabinet 23.
The rail flaw detector 22 detects flaws inside the rail and transmits the internal flaw detection results to the flaw detection control box 23.
Specifically, the ceiling surface flaw detection system 3 includes: a top surface damage detection probe 31 running at the front, a top surface damage detection probe 32 running at the rear, a top surface damage detection device 33, and a top surface damage detection control cabinet 34; the top surface flaw detection probe 31 running at the front and the top surface flaw detection probe 32 running at the rear are identical probes, and the two probes are installed between the two wheels of the steel rail on each side of the double-sided track.
The top surface damage detection probe 31 running in front and the top surface damage detection probe 32 running in back are connected with a top surface damage detection device 33, are installed at the lower part of the top surface damage detection device 33 and are contacted with a steel rail, the top surface damage detection device 33 is connected with a top surface damage detection control cabinet 34 and is installed between two wheels at the bottom of a bogie 13 before a detection vehicle, and the top surface damage detection control cabinet 34 is arranged inside the detection vehicle 11.
The top surface damage detection probe 31 running in front is used for picking up detection signals, the top surface damage detection probe 32 running in back is used for demagnetizing the steel rail, and the top surface damage detection device 33 is used for detecting the surface and sub-surface damage of the rail head of the steel rail and sending the top surface damage detection result to the top surface damage detection control cabinet 34.
The invention provides a rail flaw detection vehicle with a rail top surface flaw detection function, which has rail top surface and internal flaw detection capabilities. The flaw detection vehicle consists of a power vehicle and a detection vehicle, wherein the power vehicle mainly provides traction power for the flaw detection vehicle, and the detection vehicle mainly provides rail flaw detection. Wherein, install the rail flaw detection device under the bogie framework behind the detection car and detect the inside damage of rail, corresponding rail flaw detection operation panel overall arrangement is in detecting car rear portion space to can the overall arrangement meeting room between driver's cabin and rail flaw detection operation panel, make detection operator and driver have more comfortable operating space, the coupling water tank is also closer with the distance of exploring the wheel. Meanwhile, a rail top surface damage detection device is arranged under a forward bogie frame of the detection vehicle to detect the surface and subsurface damage of the rail head of the rail, and the defect that the conventional flaw detection vehicle cannot detect the rail top surface damage is overcome. The output ends of the steel rail flaw detection device and the top surface flaw detection device are connected with the input ends of respective control cabinets, and the output ends of the respective control cabinets are connected with the input end of a flaw detection operation platform so as to be used for detecting the flaws inside the steel rail and the top surface of the steel rail by a detection operator. The automatic mileage calibration system is assembled on the steel rail flaw detection vehicle, and the mileage calibration system automatically transmits data to the steel rail flaw detection device to calibrate the detection mileage, so that the automation capability of the flaw detection vehicle is improved.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. A rail flaw detection vehicle having a rail top surface flaw detection function, comprising: the flaw detection system comprises a flaw detection vehicle (1), a flaw detection system (2) and a top surface flaw detection system (3); wherein,
a flaw detection vehicle (1) which runs on the steel rail;
the flaw detection system (2) is arranged on the flaw detection vehicle (1) and is used for detecting the internal flaw of the steel rail;
top surface damage detecting system (3) installs on flaw detection car (1) for carry out the detection of rail railhead surface and sub-surface damage, include:
a top surface damage detection probe (31) running on the front surface, a top surface damage detection probe (32) running on the rear surface, a top surface damage detection device (33) and a top surface damage detection control cabinet (34); wherein,
the top surface damage detection probe (31) running in the front and the top surface damage detection probe (32) running in the back are connected with a top surface damage detection device (33), are installed at the lower part of the top surface damage detection device (33) and are contacted with a steel rail, the top surface damage detection device (33) is connected with a top surface damage detection control cabinet (34) and is installed between two wheels at the bottom of a bogie (13) in the front of the detection vehicle, and the top surface damage detection control cabinet (34) is arranged in the detection vehicle (11);
the top surface damage detection probe (31) running in the front is used for picking up detection signals, the top surface damage detection probe (32) running in the back is used for demagnetizing the steel rail, and the top surface damage detection device (33) is used for detecting the surface and sub-surface damage of the rail head of the steel rail and sending the top surface damage detection result to the top surface damage detection control cabinet (34).
2. A rail flaw detection vehicle having a rail top surface flaw detection function according to claim 1, wherein the flaw detection vehicle (1) includes: a detection vehicle (11) and a power vehicle (12); wherein,
the power vehicle (12) is connected with the detection vehicle (11) and used for providing power and driving the detection vehicle (11) to run on the steel rail;
the bottom of the detection vehicle (11) is provided with a front bogie (13) of the detection vehicle and a rear bogie (14) of the detection vehicle, wheels are arranged on the front bogie (13) of the detection vehicle and the rear bogie (14) of the detection vehicle, and the flaw detection system (2) and the top surface flaw detection system (3) are arranged on the detection vehicle (11).
3. A rail flaw detection vehicle having a rail top surface flaw detection function according to claim 2, wherein the flaw detection system (2) includes: the detection device comprises a detection wheel (21), a steel rail flaw detection device (22) and a flaw detection control cabinet (23); wherein,
the detection wheel (21) is connected with a steel rail flaw detection device (22), is arranged at the lower part of the steel rail flaw detection device (22) and is in contact with a steel rail, the steel rail flaw detection device (22) is connected with a flaw detection control cabinet (23), is arranged between two wheels at the bottom of a bogie (14) behind a detection vehicle, and the flaw detection control cabinet (23) is arranged inside the detection vehicle (11);
the rail flaw detection device (22) is used for detecting flaws inside the rail and sending internal flaw detection results to the flaw detection control cabinet (23).
4. A rail flaw detection vehicle having a rail top surface flaw detection function according to claim 2, wherein the wheels of the detection vehicle (11) and the power vehicle (12) are tapered wheels.
5. A rail flaw detection vehicle having a rail top surface flaw detection function according to claim 3, wherein a coupling water tank is provided in the detection vehicle (11) for maintaining stability of the rail flaw detection device (22).
6. A rail flaw detection vehicle having a rail top surface flaw detection function according to claim 1, further comprising: and the mileage calibration system is used for automatically providing mileage calibration data for the steel rail flaw detection device (22).
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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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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| 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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