CN205785126U - Track seam longitudinally displaced detection device - Google Patents
Track seam longitudinally displaced detection device Download PDFInfo
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- CN205785126U CN205785126U CN201620711721.8U CN201620711721U CN205785126U CN 205785126 U CN205785126 U CN 205785126U CN 201620711721 U CN201620711721 U CN 201620711721U CN 205785126 U CN205785126 U CN 205785126U
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Abstract
The utility model discloses a kind of track seam longitudinally displaced detection device, including at least two distance measuring sensor, first distance measuring sensor (4) is arranged at the lower section of the first rail (2), the fore-and-aft distance between lower surface and first distance measuring sensor (4) of detection the first rail (2)；Second distance measuring sensor (5) is arranged at the lower section of the second rail (3), the fore-and-aft distance between lower surface and second distance measuring sensor (5) of detection the second rail (3)；Distance measuring sensor is all fixedly mounted on sleeper (6) or the base (7) of track.This utility model can realize detecting in real time, and detection process does not affect the normal operation of train, is used conveniently and safely.By Distance Judgment rail longitudinally displaced between sensor and the rail lower surface of detection fixed position, testing result is reliable and precision is high.Dynamic, long-range track seam dislocation detection can be realized, be applicable to extensive batch detection.
Description
Technical field
This utility model relates to a kind of railway security detection device, particularly relates to a kind of longitudinally displaced detection of track seam
Device.
Background technology
Chinese Railway experiences the development of nearest more than ten years, progressively ranks among high-speed railway developed country of world ranks, China's ferrum
The great-leap-forward development paces on road have driven China Railway facility modernization, railway infrastructure management scientification, railway to lead to
Letter facility information, the process of railway infrastructure mechanization of maintenance, ensuring safety for China Express Railway transport science and technology, it is good to lay
Good basis.The process of Speed Increased Reformed also promotes the development of track.
Along with deepening continuously of Speed Increased Reformed engineering, the use of non-fragment orbit is more and more extensive.Non-fragment orbit is also known as nothing
Quarrel track, refers to use the mass-type foundation such as concrete, asphalt to replace the track structure that shot is ballast bed.Its sleeper is originally
Body is formed by concrete casting, and roadbed is directly layered in way of concrete foundations without rubble, rail, sleeper.Non-fragment orbit is
The railway technology that the world today is advanced, it is possible to reduce safeguard, reduce dust, beautify the environment, and train speed per hour can reach 400
More than Gong Li.Non-fragment orbit ride comfort is good, good stability, and service life is long, good endurance, maintenance work is few, it is to avoid splash
Railway ballast.
Non-fragment orbit, during construction, all can arrange a seam every about 1.5KM, and this seam primarily serves
The effect of buffer protection.But, under the influence of brought impulsive force run at high speed for a long time by train, between the adjacent rail of seam crossing
It is susceptible to longitudinally displaced, this destroys the ride comfort of track, in some instances it may even be possible to directly contribute the derailing of train, have a strong impact on train
Traffic safety.
The detection mode of conventional seams dislocation is after train stops operation, relies on track detection vehicle to carry out the sense misplaced
Knowing, if track detection vehicle is clearly felt that longitudinal vibrations when crossing seam crossing, then preliminary judgement is that rail there occurs
Longitudinally displaced, detected further by engineering detecting personnel the most again and examine.This traditional detection mode there is problems in that
1) need after withdrawal of train just can complete detection, train typically morning 1-4 point need stoppage in transit to coordinate safety inspection, pole
Have impact on rail transportation efficiency and benefit in big degree, there is the biggest use and limit to.2) the micro-judgment rail of engineering staff is relied on
Whether road detection car has longitudinal vibratory sensation when crossing seam crossing, and accuracy of measurement is the highest.3) cannot realize real-time, dynamically
, batch dislocation detection long-range, extensive.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of in real time, dynamically, remotely, be applicable to
The track seam longitudinally displaced detection device of extensive batch detection.
The purpose of this utility model is achieved through the following technical solutions: track seam longitudinally displaced detection device,
Longitudinally displaced for detect between the adjacent rail of track seam crossing, including at least two distance measuring sensor, the first range finding sensing
Device is arranged at the lower section of the first rail, and the first distance measuring sensor is for detecting lower surface and first distance measuring sensor of the first rail
Between fore-and-aft distance；Second distance measuring sensor is arranged at the lower section of the second rail, and the second distance measuring sensor is used for detection second
Fore-and-aft distance between lower surface and second distance measuring sensor of rail；First distance measuring sensor and the second distance measuring sensor are the most solid
Dingan County is contained on sleeper or the base of track.
The first described distance measuring sensor and the second distance measuring sensor are fixedly mounted on the sleeper of track respectively by crab-bolt
Or on base.
The first described distance measuring sensor and the second distance measuring sensor are connected as a sensor group by connection member, should
Sensor group is fixedly mounted on sleeper or the base of track entirely through crab-bolt.
The first described distance measuring sensor and the cast of the second distance measuring sensor are fixed in sleeper or the base of track.
Track seam longitudinally displaced detection device, also includes Acquisition Instrument, and the outfan of each distance measuring sensor is all and Acquisition Instrument
It is connected.
Being provided with communication bus interface on described Acquisition Instrument, Acquisition Instrument is by communication bus interface and host computer or monitoring
Central server connects.
Described distance measuring sensor is touch sensor or noncontacting proximity sensor, and noncontacting proximity sensor includes ultrasonic
Any one or more in ripple distance measuring sensor, laser range sensor, infrared distance measuring sensor or radar sensor
Combination.
The first described distance measuring sensor and the second distance measuring sensor are all fixedly installed in the side near seam.
The beneficial effects of the utility model are:
1) equipment can realize detecting in real time after installing, and detection process does not affect the normal operation of train, can effectively extend
The railway operation time, rail transportation efficiency and benefit are greatly improved, are used conveniently and safely.
2) by Distance Judgment rail longitudinally displaced between sensor and the rail lower surface of detection fixed position, inspection
Survey reliable results and precision is high.
3) dynamic, long-range track seam dislocation detection can be realized, be applicable to extensive batch detection.
4) when pouring sleepers or base, sensor cast is fixed in sleeper or the base of track, this installation side
Formula safety is high, even if under the enormous impact power that train crosses, sensor is not easy to be blown afloat or come off, and meets safe construction
Requirement.
Accompanying drawing explanation
Fig. 1 is this utility model mounting structure schematic diagram 1；
Fig. 2 is this utility model mounting structure schematic diagram 2；
In figure, 1-seam, 2-the first rail, 3-the second rail, 4-the first distance measuring sensor, 5-the second distance measuring sensor,
6-sleeper, 7-base.
Detailed description of the invention
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings, but protection domain of the present utility model
It is not limited to the following stated.
As it is shown in figure 1, track seam longitudinally displaced detection device, it is used for detecting adjacent rail (the first steel at track seam 1
Rail the 2, second rail 3) between longitudinally displaced, each track seam crossing all can arrange one group of distance measuring sensor, and often group range finding passes
Sensor includes that at least two distance measuring sensor, the first distance measuring sensor 4 are arranged at the lower section of the first rail 2, the first range finding sensing
The device 4 fore-and-aft distance between lower surface and first distance measuring sensor 4 of detection the first rail 2；Second distance measuring sensor 5 sets
Being placed in the lower section of the second rail 3, the second distance measuring sensor 5 is for detecting lower surface and second distance measuring sensor 5 of the second rail 3
Between fore-and-aft distance；In order to ensure to detect the reliability of data, the position of distance measuring sensor must be fixed, and therefore needs to find range
Sensor is fixedly mounted on sleeper 6 or the base 7 of track.
As it is shown in figure 1, distance measuring sensor is fixedly mounted on the sleeper 6 of track, as in figure 2 it is shown, distance measuring sensor is fixed
It is arranged on the base 7 of track.Fixed installation mode can use below (but not limited to) three kinds:
1, the first distance measuring sensor 4 and the second distance measuring sensor 5 respectively by crab-bolt be fixedly mounted on track sleeper 6 or
On base 7.
2, the first distance measuring sensor 4 and the second distance measuring sensor 5 are connected as a sensor group, this biography by connection member
Sensor group is as on the sleeper 6 or the base 7 that are fixedly mounted on track entirely through crab-bolt.
3, when pouring sleepers 6 or base 7, track is fixed in the first distance measuring sensor 4 and the cast of the second distance measuring sensor 5
Sleeper 6 or base 7 in.This mounting means safety is high, even if under the enormous impact power that train crosses, sensor is the most not
Easily blown afloat or come off.
In order to make testing result more accurate, the first described distance measuring sensor 4 and the second distance measuring sensor 5 all fixedly mount
In the side near seam 1.
Track seam longitudinally displaced detection device, also includes Acquisition Instrument, and the outfan of each distance measuring sensor is all and Acquisition Instrument
Be connected, Acquisition Instrument for the range data detected according to distance measuring sensor analyze between adjacent rail longitudinally displaced.Gather
Instrument can be external by wired or wireless mode, it is also possible to is integrated in cabinet together with sensor.
As improving further, described Acquisition Instrument is provided with communication bus interface, is used for realizing Acquisition Instrument with upper
The communication of machine or monitoring center's server connects, it is achieved remotely detect with scale.
Described distance measuring sensor can be touch sensor or noncontacting proximity sensor, noncontacting proximity sensor bag
Include in ultrasonic distance-measuring sensor, laser range sensor, infrared distance measuring sensor or radar sensor any one or
Multiple combination.
Work process of the present utility model is as follows:
S1: attachment rail seam longitudinally displaced detection device: the first distance measuring sensor 4 is set in the lower section of the first rail 2,
Arranging the second distance measuring sensor 5 in the lower section of the second rail 3, distance measuring sensor is all fixedly mounted on sleeper 6 or the base 7 of track
On；
S2: reference measurement, comprises the following steps:
S201: measuring basis fore-and-aft distance: the first distance measuring sensor 4 measures lower surface and first range finding of the first rail 2
Benchmark fore-and-aft distance L1 between sensor 4, the second distance measuring sensor 5 measure lower surface and the second range finding biography of the second rail 3
Benchmark fore-and-aft distance L2 between sensor 5；
S202: calculate benchmark fore-and-aft distance poor: benchmark fore-and-aft distance L1, the L2 recorded according to step S201 calculates benchmark and indulge
To range difference, benchmark fore-and-aft distance difference Δ L=L2-L1(numerical value to be considered is positive and negative)；
S3: dislocation detection, comprises the following steps:
S301: measure instant fore-and-aft distance: the first distance measuring sensor 4 measures lower surface and first range finding of the first rail 2
Instant fore-and-aft distance L1 ' between sensor 4, the second distance measuring sensor 5 measure lower surface and the second range finding biography of the second rail 3
Instant fore-and-aft distance L2 ' between sensor 5；
S302: calculate instant fore-and-aft distance poor: instant fore-and-aft distance L1 ', the L2 ' recorded according to step S301 calculates instant
Fore-and-aft distance is poor, instant fore-and-aft distance difference Δ L '=L2 '-L1 '；
S303: dislocation is analyzed: contrast the numerical value of instant fore-and-aft distance difference Δ L ' and benchmark fore-and-aft distance difference Δ L, if Δ L '
=Δ L, then do not occur longitudinally displaced；If Δ L ' ≠ Δ L, then there occurs longitudinally displaced, longitudinally displaced distance is Δ L '-Δ L.
The above is only preferred implementation of the present utility model, it should be understood that this utility model is not limited to herein
Disclosed form, is not to be taken as the eliminating to other embodiments, and can be used for other combinations various, amendment and environment, and
Can be modified by above-mentioned teaching or the technology of association area or knowledge in contemplated scope described herein.And this area
Change that personnel are carried out and change, the most all should be in rights appended by this utility model without departing from spirit and scope of the present utility model
In the protection domain required.
Claims (8)
1. track seam longitudinally displaced detection device, be used for detecting between the adjacent rail in track seam (1) place is longitudinally displaced, its
It is characterised by: include that at least two distance measuring sensor, the first distance measuring sensor (4) are arranged at the lower section of the first rail (2), first
The distance measuring sensor (4) fore-and-aft distance between lower surface and first distance measuring sensor (4) of detection the first rail (2)；The
Two distance measuring sensors (5) are arranged at the lower section of the second rail (3), and the second distance measuring sensor (5) is for detection the second rail (3)
Fore-and-aft distance between lower surface and the second distance measuring sensor (5)；First distance measuring sensor (4) and the second distance measuring sensor (5)
All it is fixedly mounted on sleeper (6) or the base (7) of track.
Track seam the most according to claim 1 longitudinally displaced detection device, it is characterised in that: the first described range finding passes
Sensor (4) and the second distance measuring sensor (5) are fixedly mounted on sleeper (6) or the base (7) of track by crab-bolt respectively.
Track seam the most according to claim 1 longitudinally displaced detection device, it is characterised in that: the first described range finding passes
Sensor (4) and the second distance measuring sensor (5) are connected as a sensor group by connection member, and this sensor group is entirely through anchor
Bolt is fixedly mounted on sleeper (6) or the base (7) of track.
Track seam the most according to claim 1 longitudinally displaced detection device, it is characterised in that: the first described range finding passes
Sensor (4) and the second distance measuring sensor (5) cast are fixed in sleeper (6) or the base (7) of track.
Track seam the most according to claim 1 longitudinally displaced detection device, it is characterised in that: also include Acquisition Instrument, respectively
The outfan of distance measuring sensor is all connected with Acquisition Instrument.
Track seam the most according to claim 5 longitudinally displaced detection device, it is characterised in that: set on described Acquisition Instrument
Being equipped with communication bus interface, Acquisition Instrument is connected with host computer or monitoring center's server by communication bus interface.
Track seam the most according to claim 1 longitudinally displaced detection device, it is characterised in that: described distance measuring sensor
For touch sensor or noncontacting proximity sensor, noncontacting proximity sensor includes that ultrasonic distance-measuring sensor, laser ranging pass
The combination of any one or more in sensor, infrared distance measuring sensor or radar sensor.
Track seam the most according to claim 1 longitudinally displaced detection device, it is characterised in that: the first described range finding passes
Sensor (4) and the second distance measuring sensor (5) are all fixedly installed in the side near seam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620711721.8U CN205785126U (en) | 2016-07-07 | 2016-07-07 | Track seam longitudinally displaced detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620711721.8U CN205785126U (en) | 2016-07-07 | 2016-07-07 | Track seam longitudinally displaced detection device |
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| Publication Number | Publication Date |
|---|---|
| CN205785126U true CN205785126U (en) | 2016-12-07 |
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ID=58123761
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620711721.8U Active CN205785126U (en) | 2016-07-07 | 2016-07-07 | Track seam longitudinally displaced detection device |
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| CN (1) | CN205785126U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197332A (en) * | 2016-07-07 | 2016-12-07 | 四川金码科技有限公司 | Track seam longitudinally displaced detection device and method |
| CN107089245A (en) * | 2017-05-25 | 2017-08-25 | 湖南凌翔磁浮科技有限责任公司 | A kind of portable railway detector for medium-and low-speed maglev |
-
2016
- 2016-07-07 CN CN201620711721.8U patent/CN205785126U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197332A (en) * | 2016-07-07 | 2016-12-07 | 四川金码科技有限公司 | Track seam longitudinally displaced detection device and method |
| CN106197332B (en) * | 2016-07-07 | 2019-01-18 | 四川金码科技有限公司 | The longitudinally displaced detection device of track seam and method |
| CN107089245A (en) * | 2017-05-25 | 2017-08-25 | 湖南凌翔磁浮科技有限责任公司 | A kind of portable railway detector for medium-and low-speed maglev |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |