CN110155118A - Portable rail abrasion and profile detection device and its detection method - Google Patents
Portable rail abrasion and profile detection device and its detection method Download PDFInfo
- Publication number
- CN110155118A CN110155118A CN201910378667.8A CN201910378667A CN110155118A CN 110155118 A CN110155118 A CN 110155118A CN 201910378667 A CN201910378667 A CN 201910378667A CN 110155118 A CN110155118 A CN 110155118A
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- rail
- detection device
- bracket
- standard
- support portion
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- 238000001514 detection method Methods 0.000 title claims abstract description 81
- 238000005299 abrasion Methods 0.000 title claims abstract description 45
- 238000006073 displacement reaction Methods 0.000 claims abstract description 50
- 230000004308 accommodation Effects 0.000 claims abstract description 21
- 230000005055 memory storage Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention relates to a kind of abrasion of portable rail and profile detection devices and its detection method, device includes bracket, standard, multiple displacement meters and data acquisition memory, when detection, hand-held device simultaneously moves closer to rail, make the rail level, lateral surface and medial surface of rail out of, bracket is protruded into the inlet of bracket accommodation space, it is fitted in standard on the lateral surface of rail, determines one end of displacement meter and the rail level of rail and/or medial surface Elastic Contact.It moves and is detected along the extending direction of rail, obtain the detection data that data use memory storage.Along the extending direction mobile device of rail when due to detection, the quantity of displacement meter is multiple and adjacent with standard and/or is oppositely arranged, therefore multiple displacement meters can not only be used to the rail level of continuous multiple spot detection rail and/or the abrasion situation of medial surface, can also detect the three-dimensional profile variation of rail.
Description
Technical field
The present invention relates to track fields, more particularly to a kind of abrasion of portable rail and profile detection device
And its detection method.
Background technique
With the fast development of China railways, route freight volume increasingly increases, whether heavy haul railway or high-speed railway,
There is different degrees of rail wear, and the type worn away is more comprehensive complicated.
Rail wear is got worse, so that rolling stock and track structure generate more violent vibration, is produced to track
Raw harm is very big.The irregularity of Rail Surface causes increased dramatically for wheel-rail force, so as to shorten track and locomotive
The service life of associated components.In addition, abrasion and uneven surface can also make lower part railway roadbed, roadbed subject to severe risks of damage (such as
Railway ballast dusting, plate knot of ballast bed, fastener loosening etc.), increase each parts damages rate of route, greatly increases works department maintenance mans
Work amount and expense also add the running resistance of train, and What is more, causes rail and axle fracture, jeopardize traffic safety.Together
When, noise caused by rail heavy wear and uneven surface and vibration can also make passenger generate discomfort, influence to take ring
The life of border and subjective reflection.
Accordingly, the abrasion situation of rail and profile detection become more and more important and frequently, no matter line maintenance personnel are also
It is scientific research personnel, is required to the profile of periodic detection rail, provides foundation for the research of rail wear, assessment, maintenance and replacement.
However, the detection device that tradition is used to detect rail wear can only often detect its vertical and lateral upper two point
Abrasion loss causes detection accuracy inadequate；Or it is not light enough, the profile of steel rail in single section can only be detected.
Summary of the invention
Based on this, it is necessary in view of the above technical problems, provide a kind of continuous and multiple spot detection rail abrasion situation and
The portable rail abrasion of three-dimensional profile variation and profile detection device and its detection method.
A kind of abrasion of portable rail and profile detection device, comprising:
Bracket is formed with interconnected accommodation space and entrance；
Standard is arranged on the bracket, and is located in the accommodation space；
Multiple displacement meters, all displacement meters are arranged at intervals on the bracket, and the displacement meter and the base
Quasi- part is adjacent and/or is oppositely arranged, and one end of the displacement meter is stretched in the accommodation space；And
Data acquisition memory is electrically connected with the displacement meter, and the data acquisition memory is for storing by institute's rheme
Move the detection data of meter transmitting.
It in one of the embodiments, further include rotary encoder, the standard is idler wheel, and the idler wheel is relative to institute
Stating bracket can roll, and the rotary encoder is used to record the number of revolutions of the idler wheel.
The quantity of the idler wheel and the rotary encoder is respectively two in one of the embodiments, a rotation
Encoder is answered with a pair of rollers.
The idler wheel is magnetic idler wheel in one of the embodiments,.
The bracket includes first support portion, second support portion and third cradle portion in one of the embodiments, described
First support portion, second support portion and third cradle portion surround the accommodation space jointly, the first support portion and described the
Three cradle portions are located at the opposite end in the second support portion, and the standard is located in the first support portion, described
Multiple displacement meters are provided in second support portion and the third cradle portion.
One end that the displacement meter stretches to the accommodation space in one of the embodiments, is provided with rotating wheel.
It in one of the embodiments, further include handle, the handle is arranged on the bracket.
It in one of the embodiments, further include connecting rod, the handle is set to the bracket by the connecting rod
On, and the handle is located at close to the side of the standard.
The detection method of a kind of as above described in any item portable rail abrasion and profile detection device, including following step
It is rapid:
Reach the rail level, medial surface and lateral surface of rail in accommodation space from the entrance of bracket；
It is fitted in standard on rail lateral surface；
Determine one end of multiple displacement meters and the rail level of rail and/or medial surface Elastic Contact；
It moves and is detected along the extending direction of rail；
Obtain the detection data of data acquisition memory storage.
The calibration in advance of displacement meter is carried out using standard rail in one of the embodiments,.
Above-mentioned portable rail abrasion and profile detection device and its detection method have at least the following advantages:
When detection, handheld portable rail wear and profile detection device, and move closer to rail, make rail rail level,
Lateral surface and medial surface make standard be fitted in the lateral surface of rail out of bracket is protruded into the inlet of bracket accommodation space
On, determine one end of displacement meter and the rail level of rail and/or medial surface Elastic Contact.Then along the extending direction of rail move into
Row detection obtains the detection data that data use memory storage.Since the lateral surface of rail is almost without abrasion, by steel
The lateral surface of rail is fitted in the mode on datum level as datum level, by standard to detect.Along rail when due to detection
Extending direction Mobile portable formula rail wear and profile detection device, the quantity of displacement meter be it is multiple and adjacent with standard and/
Or it is oppositely arranged, therefore multiple displacement meters can not only be used to the abrasion of the rail level and/or medial surface of continuous multiple spot detection rail
Situation can also detect the three-dimensional profile variation of rail.Portable rail abrasion and the portable simple, detection of profile detection device
It is high-efficient, precision is relatively high, relative inexpensiveness, detection easy to remove.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the portable rail abrasion and profile detection device in an embodiment；
Fig. 2 is the use state diagram of the abrasion of portable rail shown in Fig. 1 and profile detection device.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Each technical characteristic of embodiment described above can carry out arbitrarily
Combination, for simplicity of description, it is not all possible to each technical characteristic in above-described embodiment combination be all described, so
And as long as there is no contradiction in the combination of these technical features, it all should be considered as described in this specification.
Fig. 1 and Fig. 2 is please referred to, portable rail abrasion and profile detection device 10 in an embodiment are mainly used for
The abrasion situation and three-dimensional profile variation of rail 20 are detected, it is not only portable simple, and detection efficiency is high, detection accuracy is high.Specifically
Ground, portable rail abrasion and profile detection device 10 include bracket 100, standard, displacement meter 300 and data acquisition memory
400。
Bracket 100 is formed with interconnected accommodation space 101 and entrance 102.Specifically, bracket 100 includes first
Frame portion 110, second support portion 120 and third cradle portion 130, first support portion 110, second support portion 120 and third cradle portion
130 surround accommodation space 101 jointly, and first support portion 110 is located at the phase in second support portion 120 with third cradle portion 130
To both ends.In the present embodiment, first support portion 110 is substantially vertically arranged with third cradle portion 130, second support portion
120 are substantially arranged along the horizontal.
Standard is set on bracket 100, and is located in accommodation space 101.Specifically, standard is located at first support portion
On 110.Since the lateral surface of rail 20 there is no abrasion, it regard the lateral surface 21 of rail 20 as datum level, passes through
Standard is measured with the mode that datum level fits, and can effectively improve measurement accuracy.
Specific in present embodiment, standard is idler wheel 200, and idler wheel 200 can be rolled relative to bracket 100, therefore, can
To effectively reduce the frictional force between standard and rail 20, and then reduces standard and abrasion are generated to datum level.Certainly, at it
In his embodiment, standard can on the basis of block, reference block is fixed on bracket 100, as long as can be realized standard
The purpose to fit with datum level.
Further, portable rail abrasion and profile detection device 10 further include rotary encoder 500, rotary encoder
500 for recording the number of revolutions of idler wheel 200, to calculate the mileage of portable rail abrasion and the advance of profile detection device 10,
Determine measurement position.For example, rotary encoder 500 can be incremental rotary encoder.Certainly, in other embodiments
In, rotary encoder 500 can also be the rotary encoder of other forms, can select as the case may be.
Further, since the lateral surface 21 of rail 20 includes two tapered planes 22 being arranged in obtuse angle, idler wheel 200
And the quantity of rotary encoder 500 is respectively two, a rotary encoder 500 is corresponding with an idler wheel 200.For example, in this embodiment party
In formula, first support portion 110 includes vertical section 111 and the bending segment 112 relative to the bending of vertical section 111, an idler wheel 200 and one
Rotary encoder 500 is set on vertical section 111, and another idler wheel 200 and another rotary encoder 500 are set to bending segment 112
On, so that two idler wheels 200 is fitted on two tapered planes 22 of 20 lateral surface 21 of rail simultaneously.Pass through two idler wheels 200
It is used as datum level simultaneously with two tapered planes 22, further increases detection accuracy.
Further, idler wheel 200 is magnetic idler wheel.Therefore, when detection, magnetic idler wheel is adsorbed in rail by magnetic attraction
On 20, it is bonded closer between guarantee magnetic idler wheel and rail 20 and firm, further increases detection accuracy.Certainly, at it
In his embodiment, idler wheel 200 can also be common idler wheel.
The quantity of displacement meter 300 be it is multiple, all displacement meters 300 are arranged at intervals on bracket 100, and displacement meter 300
Adjacent with standard and/or be oppositely arranged, one end of displacement meter 300 is stretched in accommodation space 101.Specifically, second support portion
120 are provided with multiple displacement meters 300, and the laterally spaced arranged of multiple displacement meter 300, in second support portion 120
Displacement meter 300 is used to measure the rail level 23 of rail 20.Multiple displacement meters 300, and multiple position are provided in third cradle portion 130
It moves meter 300 and is vertically alternatively arranged arrangement, the displacement meter 300 in third cradle portion 130 is used to measure the medial surface 24 of rail 20.
Further, one end that displacement meter 300 stretches to accommodation space 101 is provided with rotating wheel 310, rotating wheel 310 and steel
24 Elastic Contact of rail level 23 and/or medial surface of rail 20.Therefore, rotating wheel 310 displacement meter 300 elastic force effect under always with
24 Elastic Contact of rail level 23 and/or medial surface of rail 20.For example, displacement meter 300 can be miniature electronic displacement meter 300, with
Achieve the purpose that portable, raising detection convenience.
Data acquisition memory 400 is electrically connected with displacement meter 300, and data acquisition memory 400 is for storing by displacement meter
The detection data of 300 transmitting.Data acquisition memory 400 is also disposed on bracket 100.For example, embodiment shown in Fig. 1
In, data acquisition memory 400 is located near the intersection location of second support portion 120 and third cradle portion 130.
Specific in present embodiment, portable rail abrasion and profile detection device 10 further include handle 600, handle
600 are set on bracket 100.Survey crew holds handle 600, and magnetic idler wheel can be tightly fitted in 20 lateral surface 21 of rail
On two tapered planes 22, while portable rail abrasion and profile detection device 10 are moved forward into measurement.Handle 600 provides
The convenience of operation.
Further, portable rail abrasion and profile detection device 10 further include connecting rod 700, and handle 600 passes through company
Extension bar 700 is set on bracket 100, and handle 600 is located at close to the side of standard.For example, the quantity of connecting rod 700 is two
Root, two settings at an acute angle of connecting rod 700, handle 600 is connect with one end of two connecting rods 700, wherein a connecting rod 700
The other end connect with vertical section 111, in addition the other end with bending segment 112 of a connecting rod 700 is connect, improve connecting rod
700 with the fastness of handle 600.And handle 600 is located proximate at magnetic idler wheel, holds handle 600 by operator,
Can be by two magnetic idler wheels by being fitted on the corresponding tapered plane 22 of rail 20, and portable rail abrasion and profile are detected
Device 10 is whole to be moved forward.
Meanwhile also providing the detection method of a kind of abrasion of portable rail and profile detection device 10, comprising the following steps:
Step S110 carries out the calibration in advance of displacement meter 300 using standard rail 20.To play check and correction to displacement meter 300
Effect determines benchmark, guarantees that testing result is more acurrate.Certainly, in other implementations, when displacement meter 300 has been in
When normal condition, step S110 can be saved.
Step S120 makes the rail level 23, medial surface 24 and lateral surface 21 of rail 20 reach appearance from the entrance 102 of bracket 100
It receives in space 101.For example, can be whole close by portable rail abrasion and profile detection device 10 by holding handle 600
Rail 20, until the rail level 23, medial surface 24 and lateral surface 21 of rail 20 are extend into accommodation space 101.
Step S130 is fitted in standard on 20 lateral surface 21 of rail.For example, the quantity of standard is two, rail
There are two tapered plane 22, the corresponding tapered planes 22 of a standard to realize origin reference location for 20 lateral surfaces 21 tool.
Step S140 determines one end of multiple displacement meters 300 and 24 elastic connecting of the rail level 23 of rail 20 and/or medial surface
Touching.The rail 20 of rail level 23 and/or medial surface 24 that multiple displacement meters 300 are mainly used for multiple spot side rail 20 wears away situation.
Step S150 is moved along the extending direction of rail 20 and is detected.For example, can along rail 20 extending direction to
Before detected.
Step S160 obtains the detection data that data acquisition memory 400 stores.
Above-mentioned portable rail abrasion and profile detection device 10 and its detection method have at least the following advantages:
When detection, handheld portable rail wear and profile detection device 10, and rail 20 is moved closer to, make rail 20
In the accommodation space 101 that rail level 23, lateral surface 21 and medial surface 24 protrude into bracket 100 from the entrance 102 of bracket 100, make base
Quasi- part is fitted on the lateral surface 21 of rail 20, determines one end of displacement meter 300 and the rail level 23 of rail 20 and/or medial surface 24
Elastic Contact.Then the extending direction along rail 20, which moves, is detected, and the detection data that data use memory storage is obtained.
Since the lateral surface 21 of rail 20 is almost without abrasion, it regard the lateral surface 21 of rail 20 as datum level, passes through standard
The mode on datum level is fitted in detect.Along the extending direction Mobile portable formula rail wear and exterior feature of rail 20 when due to detection
Shape detection device 10, the quantity of displacement meter 300 is multiple and adjacent with standard and/or is oppositely arranged, therefore multiple displacement meters
300 can not only be used to the abrasion situation of the rail level 23 of continuous multiple spot detection rail 20 and/or medial surface 24, can also detect steel
The three-dimensional profile of rail 20 changes.Portable rail abrasion and profile detection device 10 portable simple, detection efficiency height, precision phase
To higher, relative inexpensiveness, detection easy to remove.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of portable rail abrasion and profile detection device characterized by comprising
Bracket is formed with interconnected accommodation space and entrance；
Standard is arranged on the bracket, and is located in the accommodation space；
Multiple displacement meters, all displacement meters are arranged at intervals on the bracket, and the displacement meter and the standard
Adjacent and/or be oppositely arranged, one end of the displacement meter is stretched in the accommodation space；And
Data acquisition memory is electrically connected with the displacement meter, and the data acquisition memory is for storing by the displacement meter
The detection data of transmitting.
2. portable rail abrasion according to claim 1 and profile detection device, which is characterized in that further include that rotation is compiled
Code device, the standard are idler wheel, and the idler wheel can be rolled relative to the bracket, and the rotary encoder is described for recording
The number of revolutions of idler wheel.
3. portable rail abrasion according to claim 2 and profile detection device, which is characterized in that the idler wheel and institute
The quantity for stating rotary encoder is respectively two, and a rotary encoder is answered with a pair of rollers.
4. portable rail abrasion according to claim 2 and profile detection device, which is characterized in that the idler wheel is magnetic
Inhale idler wheel.
5. portable rail according to claim 1 abrasion and profile detection device, which is characterized in that the bracket includes
First support portion, second support portion and third cradle portion, the first support portion, second support portion and third cradle portion are enclosed jointly
At the accommodation space, the first support portion and the third cradle portion are located at opposite the two of the second support portion
End, the standard are located in the first support portion, are provided in the second support portion and the third cradle portion more
A displacement meter.
6. portable rail abrasion according to claim 5 and profile detection device, which is characterized in that the displacement meter is stretched
One end of the accommodation space is provided with rotating wheel.
7. portable rail abrasion according to any one of claims 1 to 6 and profile detection device, which is characterized in that also
Including handle, the handle is arranged on the bracket.
8. portable rail abrasion according to claim 7 and profile detection device, which is characterized in that further include connection
Bar, the handle are arranged on the bracket by the connecting rod, and the handle is located at close to the side of the standard.
9. the detection method of a kind of portable rail abrasion as claimed in any one of claims 1 to 8 and profile detection device,
It is characterized in that, comprising the following steps:
Reach the rail level, medial surface and lateral surface of rail in accommodation space from the entrance of bracket；
It is fitted in standard on rail lateral surface；
Determine one end of multiple displacement meters and the rail level of rail and/or medial surface Elastic Contact；
It moves and is detected along the extending direction of rail；
Obtain the detection data of data acquisition memory storage.
10. the detection method of portable rail abrasion according to claim 9 and profile detection device, which is characterized in that
The calibration in advance of displacement meter is carried out using standard rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910378667.8A CN110155118A (en) | 2019-05-08 | 2019-05-08 | Portable rail abrasion and profile detection device and its detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910378667.8A CN110155118A (en) | 2019-05-08 | 2019-05-08 | Portable rail abrasion and profile detection device and its detection method |
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| Publication Number | Publication Date |
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| CN110155118A true CN110155118A (en) | 2019-08-23 |
Family
ID=67633683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910378667.8A Pending CN110155118A (en) | 2019-05-08 | 2019-05-08 | Portable rail abrasion and profile detection device and its detection method |
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| Country | Link |
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| CN (1) | CN110155118A (en) |
Cited By (3)
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| CN111318963A (en) * | 2020-03-09 | 2020-06-23 | 西南交通大学 | Railway track polishing amount and profile detection device |
| CN111851179A (en) * | 2020-07-10 | 2020-10-30 | 中铁物总运维科技有限公司 | Portable steel rail profile measuring device |
| CN113432506A (en) * | 2021-06-24 | 2021-09-24 | 铁科（北京）轨道装备技术有限公司 | Service frog surface condition monitoring device |
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| CN113432506A (en) * | 2021-06-24 | 2021-09-24 | 铁科（北京）轨道装备技术有限公司 | Service frog surface condition monitoring device |
| CN113432506B (en) * | 2021-06-24 | 2023-03-14 | 铁科（北京）轨道装备技术有限公司 | Service frog surface condition monitoring device |
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