CN107719413B - Railway wheelset tyre tread fault detection means and method based on magnetic memory detection technology - Google Patents
Railway wheelset tyre tread fault detection means and method based on magnetic memory detection technology Download PDFInfo
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- 238000010276 construction Methods 0.000 claims abstract description 27
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- 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
- B61K9/12—Measuring or surveying wheel-rims
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
- G01N27/85—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields using magnetographic methods
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Abstract
The present invention discloses a kind of Railway wheelset tyre tread fault detection means and method based on magnetic memory detection technology, including support construction, power mechanism, analysis and storage system containing the pairs of support wheel for supporting and Railway wheelset being driven to rotate, the power mechanism is connect by deceleration mechanism with the support construction, it is characterized in that, it further include multi-channel magnetic signal induction device, the multi-channel magnetic signal induction device is set between the pairs of support wheel of support construction；Multi-channel magnetic signal induction device includes the step counting wheel being bonded with wheel tread, further includes opposite wheel tread and the magnetic induction of scanning distance is kept to pop one's head in, and the analysis is connected with place's stocking system with multi-channel magnetic signal induction device.The disadvantages of present invention efficiently can make identification and alert, effectively save Wheel set detecting cost, overcome conventional detection devices complicated for operation, inefficiency, weak detectivity to wheel to initial failure in time.
Description
Technical field
The present invention relates to a kind of Wheel set detecting devices more particularly to a kind of Railway wheelset based on magnetic memory detection technology to step on
Face failure device for fast detecting and method.
Background technique
In the railway system, vehicle wheel is on being an important component for influencing safe train operation, in actual moving process
In, it takes turns to the total weight for being subjected to train and the weight of itself, also to transmit the driving force and system between train and rail
Power.In addition, wheel bears very big dead load and dynamic deformation from motion, assembling stress, rotation centripetal force etc. to needs.It it requires wheel
To good state of the art must be kept, traffic safety otherwise can be seriously affected.Therefore, the detection of wheelset failure is being guaranteed to take turns
It is highly important to playing the role of in maintaining a good state.
There are many traditional wheelset failure detection means, mainly there is the modes such as ultrasonic examination, Magnetic testing and Liquid penetrant testing.
Traditional detection means requires certain pre-treatment, such as derusting, cleaning, oiling and magnetization；One is also needed after detection
Fixed post-processing, such as cleaning and demagnetization operation.Entire detection process is complicated for operation, inefficiency.And traditional detection hand
Section does not have recognition capability to early defect to wheel, is only capable of identifying the defect for having developed into macroscopic cracking.These detections
Means are complicated for operation, and detection efficiency is low, improve the economic cost and time cost of detection process.
Utilize the means such as laser flaw detection to detection mostly for the detection device of Railway wheelset tyre tread failure in the prior art
Device improves: as the Chinese utility model patent of Patent No. ZL200420018702.4 disclose a kind of passenger train and
The Wheel set detecting device of lorry.It includes photoelectric encoder (1), circuit of measurement and control (2), laser sensor (3), servo motor
(4), ball-screw (5), slide rail (6) and slide (7), slide (7) is set in slide rail (6) and and ball-screw
(5) it screws, servo motor (4) is connected to drive ball-screw (5) with ball-screw (5), and photoelectric encoder (1) setting is being watched
It takes on motor (4), laser sensor (3) is fixed under slide (7), and circuit of measurement and control is connected with (3), (4) and (1) respectively
It connects.Its principle is the method for carrying out laser flaw detection according to laser sensor, but its equipment volume is larger, is unfavorable for serving as hand-held
Operation, operation are inconvenience.The patent of invention of Patent No. CN106143531A improves drawbacks described above, including installation
Detection sensor and motor on bracket, are fixedly installed with lead screw and working beam in the fixed plate of bracket, in the lead screw
On be movably fixedly installed with detection sensor, the detection sensor passes through the electricity that is fixedly mounted in the fixed plate of bracket
Machine driving；The motor is electrically connected by route with the lithium battery being mounted in fixed plate, and detection sensor is infrared laser
Detection sensor.The rail wheel is simple to structure of the detecting device, and fuselage is light, can one held to wheel to examining
It surveys, provides good measurement stability, detection accuracy is higher.But above-mentioned apparatus its principle is still to be sensed using laser acquisition
Device carries out the detection of wheel pair using laser flaw detection.Sensitivity of the above-mentioned technological means to interior of articles defect depends on object
Can internal defect cause the corresponding deformation of body surface under external force, if the defect of interior of articles is too deep or excessively
Small, this method is then helpless, and in addition laser flaw detection technology is multi-lingual greatly needs to take stringent vibration isolation measure, practical operation
It is relatively difficult, cumbersome.
In addition the detection device of existing Railway wheelset tyre tread failure further includes Image Acquisition means, such as Patent No.
The Chinese patent of CN106124521A provides a kind of Railway wheelset detection device and method, utilizes image acquisition component, realizes
To the tyre tread image detection of Railway wheelset full circumferences, detection precision ensure that, and check without artificial.
But to sum up in the prior art for technologies such as laser flaw detection, the Image Acquisition of the fault detection of Railway wheelset tyre tread
Common insoluble technical problem existing for means is: not having recognition capability to early defect to wheel, is only capable of to having sent out
Exhibition is that the defect of macroscopic cracking is identified that above-mentioned detection means is complicated for operation, and detection efficiency is low.How above-mentioned problem is solved
Annoying user and inventor always.
Magnetic memory detection technology is irreversible by generating after the ferrimagnet stress under the environment of earth's magnetic field
Power-magnetic effect work.It will appear apparent magnetic flux leakage variation in region of stress concentration and structural damage region.By to work
The magnetic flux leakage strength signal on part surface is acquired and analyzes, and the danger position of wheel tread can be accurately positioned.By invention
The a large amount of experimental study of people, solves above-mentioned the technical problems existing in the prior art, and such detection means does not need to be appointed
What pre-treatment and post-processing, detection process is simple and fast, and has unique recognition capability to initial failure, can save significantly
Save Wheel set detecting cost.There is presently no patent documents to the quick of the Railway wheelset tyre tread failure based on magnetic memory detection technology
Detection device carries out disclosure, the blank for having filled up above-mentioned technical application of the invention.
Summary of the invention
In view of the above shortcomings of the prior art, the object of the present invention is to provide a kind of based on magnetic memory detection technology
The device for fast detecting of Railway wheelset tyre tread failure efficiently can make identification and alarm to initial failure to wheel in time, come
The cost of effectively save Wheel set detecting, overcome traditional detection device complicated for operation, inefficiency, detectivity weak and cost compared with
The disadvantages of high.
To achieve the goals above, the invention adopts the following technical scheme:
The Railway wheelset tyre tread fault detection means based on magnetic memory detection technology that the present invention provides a kind of, including contain
Support and drive support construction, power mechanism, analysis and the storage system of the pairs of support wheel of Railway wheelset rotation, the power
Mechanism is connect by deceleration mechanism with the support construction, which is characterized in that and it further include multi-channel magnetic signal induction device, it is described
Multi-channel magnetic signal induction device is set between the pairs of support wheel of support construction；Multi-channel magnetic signal induction device includes
The step counting wheel being bonded with wheel tread further includes opposite wheel tread and the magnetic induction of scanning distance is kept to pop one's head in, the analysis
It is connected with place's stocking system with multi-channel magnetic signal induction device.
Preferably, the magnetic induction probe and step counting wheel are mounted in multi-channel magnetic induction trolley, the multichannel
Height-adjustable flexible adjustment bracket is also equipped in induction trolley, the height that adjustable magnetic incudes trolley guarantees step counting wheel
It is adjacent to wheel tread synchronous rotation.
Preferably, for the flexible adjustment bracket by parallelogram sturcutre as support arm, the support arm includes two
Upper arm, two lower arms, the flexible adjustment bracket further includes fixed pedestal, between the support arm, the support arm with it is described
It is hinged, lower arm described in tension spring interconnection and the fixed pedestal between fixed pedestal, to provide the bullet pushed up downwards
Power.
Parallelogram sturcutre bracket bearing, it is ensured that Magnetic Memory inductive probe has laterally free degree and constrains longitudinal direction certainly
By spending, tension spring can guarantee that the step counting wheel for incuding trolley fits closely wheel tread, at inductive probe with away from wheel pair most
Good detecting distance, can be with the structural information of Quick Acquisition wheel tread near surface.
Preferably, the support construction includes fixed part and moving part, and the fixed part is two jaggy
Rail, the moving part include the bottom auxiliary stand wide with rail and be installed on the auxiliary stand two it is identical
Grind bracing members wheel.
Preferably, the support wheel diameter is less than rail height, and the support wheel profile is identical as rail top profile.
Special notch is arranged in support construction fixed part on rail, with the duplicate whole stone roller steel of rail head of rail profile
Support wheel is installed in rail indentation, there, will directly can take turns on bogie integrally dragging to support construction to being seated just
At support wheel, support wheel uniform rotation is made by the power that power mechanism is spread out of, wheel is to the servo-actuated detection of realization.
Preferably, the power mechanism include brushless motor, a straight-tooth-worm and gear two stage reducer, transmission shaft,
Two combination gear two stage reducers and three shaft couplings.
Preferably, the brushless motor drives two pairs of support constructions by the way that straight-tooth-worm and gear two stage reducer is synchronous,
Guarantee wheel to synchronous rotation.
Preferably, the straight-tooth-worm and gear two stage reducer first order deceleration mechanism is straight-tooth gear, and the second level subtracts
Fast mechanism is worm and gear, and the straight-tooth gear input shaft is connected to the motor, the output shaft of the worm and gear with it is described in parallel
Gear two stage reducer is connected.
The combination gear two stage reducer inputs the straight-tooth-worm and gear second level retarder by an input shaft
Torque transmits torque to former and later two output shafts by two angular gears.Two special combination gear retarders are by power
Four support wheels of support construction are uniformly transmitted to, band driving wheel makes the inswept wheel of sensing device to complete cycle tyre tread uniform rotation.
The present invention provides a kind of Railway wheelset tyre tread fault detection method based on magnetic memory detection technology, feature exist
In, using the magnetic induction scanning probe wheel tread, locality under magnetic field environment wheel tread magnetic flux leakage strength signal, root
According to its intensity and it is distributed determining tyre tread failure, the step counting wheel is recorded and taken turns at a distance to relative motion, determines wheelset failure
Specific location.
It is provided by the invention, compared with prior art, have the following beneficial effects:
1, this detection device is applied on the device for fast detecting of Railway wheelset tyre tread failure using magnetic memory detection technology,
Magnetic memory detection technology does not need to carry out any pre-treatment and post-processing, and detection process is simple and fast, and has to initial failure
There is unique recognition capability, be capable of the cost of effectively save Wheel set detecting, and guarantee the safety and stability of train operation, ensures the people
The security of the lives and property.
2, multichannel sensing device flexible adjustment bracket is supported by parallelogram sturcutre bracket, it is ensured that Magnetic Memory induction
Probe has laterally free degree and constrains the longitudinal degress of feedom, and tension spring can guarantee that the step counting wheel for incuding trolley fits closely wheel
To tyre tread, inductive probe and measurement position keep certain scanning distance, can be with the structure of Quick Acquisition wheel tread near surface
Information improves the accuracy and efficiency of information collection.
3, two wheel diameter of stone roller bracing members wheel of support construction is slightly less than rail height, wheel rim profile and rail top profile phase
Together, it is ensured that wheel is identical as in actual track to suffered support effect, will not generate interference stress, ensure that the accurate of measurement
Degree.
4, using unique power mechanism, using two different two stage reducers, wherein straight-tooth-worm and gear second level
Retarder combines straight-tooth gear with worm and gear, and turbine worm reducer structure can change the power direction of propagation, realize compared with
The deceleration increment of large transmission ratio, and there is single-direction transmission ability, guarantee that wheel will not pass to motor to the reaction force of generation
Shaft.
Detailed description of the invention
Fig. 1 is a kind of support knot of the detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
Structure schematic diagram；
Fig. 2-1 is a kind of power of the detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
Structural scheme of mechanism；
Fig. 2-2 is a kind of component of the detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
5 structural schematic diagram；
Fig. 2-3 is a kind of component of the detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
4 structural schematic diagram；
Fig. 3 is a kind of magnetic signal of the detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
Sensing device structural schematic diagram；
Fig. 4 is a kind of magnetic signal of the detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
The cooperation schematic diagram of sensing device and support construction；
Fig. 5 is a kind of magnetic signal of the detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
The cooperation schematic diagram of sensing device and wheel pair；
Fig. 6 is a kind of detection dress of detection device of the Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
Set overall effect schematic diagram；
Fig. 7-1,7-2,7-3 are a kind of detection dress of Railway wheelset tyre tread failure based on magnetic memory detection technology of the present invention
The testing process schematic diagram for the detection device set.
In figure:
Subtract 1. 2. auxiliary stand 3. of fixed part grinds 4. 5. straight-tooth of brushless motor of bracing members wheel-worm and gear second level
10. worm and gear of fast 6. transmission shaft of device 7. combination gear two stage reducer, 8. shaft coupling, 9. straight-tooth gear, 11. input shaft
The 17. step counting wheels 12. memory induction 15. bracket of trolley, 16. magnetic induction of 13. output shaft of jackshaft, 14. multi-channel magnetic is popped one's head in
18. lower 20. fixed pedestal of linking arm, 21. tension spring, 22. vehicle wheel pair of upper arm 19..
Specific embodiment
The invention will be further described with attached drawing combined with specific embodiments below, to help the content of present invention is understood.
Part of the embodiment of the present invention provides a kind of detection of Railway wheelset tyre tread failure based on magnetic memory detection technology
Device.Including support construction, power mechanism, analysis and storage system, the support construction and track series connection are integrated, described dynamic
Force mechanisms can be by 13 output torque of output shaft to the support construction, and band driving wheel further includes multi-channel magnetic to 22 uniform rotation
Signal induction device, multi-channel magnetic signal induction device are set between support construction, are kept appropriate to 22 tyre treads with wheel and are swept
Distance is retouched, the multi-channel magnetic signal induction device is connected with analysis with place's stocking system.Analysis can be real with storage system
When analyze the tyre tread information that receives, find that the region of stress concentration and microdefect on tyre tread simultaneously sound an alarm in time, finally
Fault message is stored in case later period maintenance and replacement wheel pair.
Referring to Fig.1 shown in support construction schematic diagram, support construction is made of fixed part and moving part, and fixed part is
Two have the rail 1 of special notch, are cut by the rail of 60kg/m, can connect with wild trajectory, make bogie can be with
Directly tow to detection device.Moving part is by bottom and rail wide auxiliary stand 2 and be installed on bracket two
The identical whole bracing members wheel 3 that grinds forms, and two wheel diameters are slightly less than rail height, the rail top of wheel rim profile and 60kg/m
Contouring is identical, it is ensured that wheel is identical as in actual track to suffered support effect, will not generate interference stress.
The power mechanism schematic diagram as shown in Fig. 2-1, power mechanism is by 4, straight-tooth-worm and gears of a brushless motor
Two stage reducer 5, one form through 6, two combination gear two stage reducers 7 of transmission shaft of retarder and three shaft couplings 8.
Fig. 2-2 show the structural schematic diagram of component 5, and the first order deceleration mechanism of the retarder is straight-tooth gear 9, second level speed reducer
Structure is worm and gear 10.Turbine worm reducer structure can change the power direction of propagation, realize the deceleration increment compared with large transmission ratio,
And there is single-direction transmission ability, guarantee that wheel will not pass to motor rotary shaft to the reaction force of generation.Fig. 2-3 show component
4 structural schematic diagram, the retarder be duplex angular gear two stage reducer, from component 5 export torque by component 7 input
Axis 11 inputs, while being transmitted to two jackshafts 12, and then by a pair of of support wheel 3 of two outputs of output shaft 13 to support construction
On, it realizes and drives two pairs of support wheels 3 to rotate synchronously by a brushless motor 4, so that driving wheel is to uniform rotation.
It is illustrated in figure 3 magnetic signal sensing device structural schematic diagram.Magnetic signal sensing device is remembered by multi-channel magnetic and is incuded
Trolley 14 and flexible adjustment bracket composition.An adjustable bracket 15 is housed on the car body 14 of multi-channel magnetic memory induction trolley,
On bracket equipped with multiple magnetic induction probe 16, bracket is hinged in trolley 14, by adjust machine pivot bracket it is adjustable with
Incude trolley included angle, guarantee magnetic induction probe 16 can induction wheel opposite in the case where keep it is appropriate scanning away from
From four step counting wheels 17 being also equipped on the car body of trolley, for recording the inswept length of Magnetic Memory inductive probe.Flexible adjustment support
Frame is made of four linking arms, two upper arm 18 and two lower linking arms 19 and 20 hinge connections of fixed pedestal, to guarantee to feel
It answers trolley to have certain laterally free degree, and limits its longitudinal degress of feedom.Two cross one another tension springs 21 are by lower arm
It is tensed with pedestal, guarantees fitting closely between the step counting wheel 17 and wheel tread of induction trolley.Due in the longitudinal direction along track
On direction, bracket freedom degree is zero, guarantees that induction trolley will not generate when wheel is to rotation and moves in the front-back direction.Make to count
There is error in the distance that step wheel 17 calculates.
It is illustrated in figure 4 the cooperation schematic diagram of magnetic signal sensing device and support construction.Magnetic-inductive device bracket passes through solid
Determine pedestal 20 to be mounted on the auxiliary stand 2 of support construction, in the space between two support wheels, will not generate each other dry
It relates to.
Magnetic signal sensing device and wheel are illustrated in figure 5 to 22 cooperation schematic diagram.The step counting wheel 17 of magnetic induction trolley with
Tyre tread directly contacts, and magnetic induction probe 16 keeps the suitable distance with tyre tread.When wheel is to 22 rotation, multi-channel magnetic memory induction
Trolley 14 and tyre tread generate relative motion, magnetic induction 16 inswept tyre tread complete cycles of probe, while step counting wheel 17 records relative motion
Distance.
Part of the embodiment of the present invention provides a kind of detection of Railway wheelset tyre tread failure based on magnetic memory detection technology
Method.It is illustrated in figure 7 testing process schematic diagram.Railway wheelset 22 along track drawing to detection device, is examined by traction device
Device starting is surveyed, Magnetic memory testing system acquisition simultaneously identifies tyre tread structural information, will be taken turns to 22 after detection by traction device
It removes.Using 16 scanning wheel tread of magnetic induction probe, locality the leakage field field intensity of wheel tread is believed under magnetic field environment
Number, according to its intensity and it is distributed the determining tyre tread failure, the step counting wheel 17 is recorded and taken turns at a distance to relative motion, really
Determine wheelset failure specific location.
Specific case used herein elaborates inventive concept, the explanation of above example is only intended to
Help understands core of the invention thought.It should be pointed out that for those skilled in the art, not departing from this
Under the premise of inventive concept, any obvious modification, equivalent replacement or the other improvements made should be included in the present invention
Protection scope within.
Claims (8)
1. a kind of Railway wheelset tyre tread fault detection means based on magnetic memory detection technology, including containing support and drive train
Support construction, power mechanism, analysis and the storage system to the pairs of support wheel of rotation are taken turns, the power mechanism passes through speed reducer
Structure is connect with the support construction, which is characterized in that and it further include multi-channel magnetic signal induction device, the multi-channel magnetic signal sense
Device is answered to be set between the pairs of support wheel of support construction；Multi-channel magnetic signal induction device includes being bonded with wheel tread
Step counting wheel, further include opposite wheel tread and the magnetic induction of scanning distance kept to pop one's head in, it is described analysis with place stocking system with
Multi-channel magnetic signal induction device is connected, and the magnetic induction probe and step counting wheel are mounted on multi-channel magnetic induction trolley
On, it is also equipped with height-adjustable flexible adjustment bracket in the multichannel induction trolley, can be adjusted and the multi-pass
Road magnetic induction incudes the included angle of trolley, and the flexible adjustment bracket is by parallelogram sturcutre as support arm, the branch
Brace includes two upper arm, two lower arms, and the flexible adjustment bracket further includes fixed pedestal, between the support arm, described
It is hinged, lower arm described in tension spring interconnection and the fixed pedestal between support arm and the fixed pedestal.
2. the Railway wheelset tyre tread fault detection means according to claim 1 based on magnetic memory detection technology, feature
Be, the support construction includes fixed part and moving part, and the fixed part is two rail jaggy, it is described can
Dynamic part includes bottom and the wide auxiliary stand of rail and is installed on two identical stone roller bracing members wheels on the auxiliary stand.
3. the Railway wheelset tyre tread fault detection means according to claim 2 based on magnetic memory detection technology, feature
It is, the support wheel diameter is less than rail height, and the support wheel profile is identical as rail top profile.
4. the Railway wheelset tyre tread fault detection means according to claim 3 based on magnetic memory detection technology, feature
It is, the power mechanism includes brushless motor, a straight-tooth-worm and gear two stage reducer, transmission shaft, two teeth in parallel
Take turns two stage reducer and three shaft couplings.
5. the Railway wheelset tyre tread fault detection means according to claim 4 based on magnetic memory detection technology, feature
It is, the brushless motor guarantees wheel by the straight-tooth-worm and gear two stage reducer two pairs of support constructions of synchronous driving
To synchronous rotation.
6. the Railway wheelset tyre tread fault detection means according to claim 5 based on magnetic memory detection technology, feature
It is, the straight-tooth-worm and gear two stage reducer first order deceleration mechanism is straight-tooth gear, and second level deceleration mechanism is snail
Worm and gear, the straight-tooth gear input shaft are connected to the motor, and the output shaft of the worm and gear subtracts with the combination gear second level
Fast device is connected.
7. the Railway wheelset tyre tread fault detection means according to claim 6 based on magnetic memory detection technology, feature
It is, the combination gear two stage reducer is duplex angular gear two stage reducer, and You Yigen input shaft inputs the straight-tooth-
The torque of worm and gear second level retarder transmits torque to former and later two output shafts by two angular gears.
8. a kind of Railway wheelset tyre tread fault detection means using described in claim 1 based on magnetic memory detection technology is arranged
The method of vehicle wheel tread fault detection, which is characterized in that utilize magnetic induction scanning probe wheel tread, locality magnetic field environment
The magnetic flux leakage strength signal of lower wheel tread according to its intensity and is distributed determining tyre tread failure, records and take turns using step counting wheel
To the distance of relative motion, wheelset failure specific location is determined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934900.7A CN107719413B (en) | 2017-10-10 | 2017-10-10 | Railway wheelset tyre tread fault detection means and method based on magnetic memory detection technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934900.7A CN107719413B (en) | 2017-10-10 | 2017-10-10 | Railway wheelset tyre tread fault detection means and method based on magnetic memory detection technology |
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| CN107719413B true CN107719413B (en) | 2019-03-22 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108982653B (en) * | 2018-08-06 | 2022-05-27 | 上海应用技术大学 | Portable wheel set tread self-adaptive magnetic memory detection device and method |
| CN111391882B (en) * | 2020-04-22 | 2021-03-02 | 保定新云达电力设备有限责任公司 | Follow-type online wheel tread electromagnetic nondestructive detection probe device |
| CN116495026B (en) * | 2023-06-19 | 2023-08-29 | 成都铁安科技有限责任公司 | Method and system for adjusting wheel set damage detection rod |
| CN117141548B (en) * | 2023-10-30 | 2024-01-30 | 成都铁安科技有限责任公司 | Translation device for detecting tread damage of wheel set |
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| CN2466012Y (en) * | 2001-02-27 | 2001-12-19 | 北方交通大学 | Non-contact dynamic wheel tread abrasion and wear measuring device |
| DE10336042C5 (en) * | 2003-08-01 | 2011-01-20 | Windhoff Bahn- Und Anlagentechnik Gmbh | Arrangement and method for testing wheels of a rail vehicle |
| CN100577488C (en) * | 2005-03-16 | 2010-01-06 | 广州市奥特创通测控技术有限公司 | Method for on-line monitoring running state of high speed strain |
| CN102416971B (en) * | 2011-10-25 | 2013-12-04 | 南京邮电大学 | Movable rail train wheelset detection device |
| DE102012006844A1 (en) * | 2012-04-04 | 2013-10-10 | Sst Signal & System Technik Gmbh | System for detecting properties of passing rail vehicles |
| CN104713948B (en) * | 2013-12-13 | 2018-12-28 | 通用电气公司 | Wheel fault detecting device and method of detection |
| CN107132282A (en) * | 2017-06-26 | 2017-09-05 | 北京海冬青机电设备有限公司 | The automatic detection device and method of a kind of wheel tread wheel rim electromagnetic coupled ultrasound |
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