CN204623478U - A kind of checking system and check implement thereof - Google Patents
A kind of checking system and check implement thereof Download PDFInfo
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- CN204623478U CN204623478U CN201420807007.XU CN201420807007U CN204623478U CN 204623478 U CN204623478 U CN 204623478U CN 201420807007 U CN201420807007 U CN 201420807007U CN 204623478 U CN204623478 U CN 204623478U
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Abstract
The utility model discloses a kind of checking system and check implement thereof, this check implement comprises: the light emitters being positioned at single rail both sides, the wavelength of different sides light emitters throw light is different, the throw light of homonymy does not splice coplanar formation light and cuts curve, and splicing coplanar place is wheel tread; Correspondingly with light emitters to arrange, gather and comprise the image collecting device that light cuts the graphicinformation of curve and wheel tread; Receive graphicinformation, and calculate the server of wheel profile size according to graphicinformation; The image acquisition casing of the corresponding light emitters of integrated installation and image collecting device.The splicing of homonymy throw light is not coplanar for single rail, homonymy throw light wavelength is not different, avoid not homonymy throw light to disturb each other, improve the accuracy of wheel profile size detection, the corresponding light emitters of image acquisition casing integrated installation and image collecting device, only need demarcate simply in erecting stage, reduce performance accuracy requirement, improve accuracy of detection.
Description
Technical field
The utility model relates to train detection field, particularly relates to a kind of checking system and check implement thereof.
Background technology
Along with the development of science and technology, the speed goes of train is fast, and the driving safety of train also more and more receives the concern of people.
As the critical component of railway operation EEF bogie, the mode of operation of wheel directly affects traffic safety, is the vitals that train maintenance repair is safeguarded.Wheel condition overhauling project mainly contains wheel tread shape size detection and tire tread defects detection etc., wherein, wheel tread shape size detection occupies most work-hours in upkeep operation, and wheel profile detects the importance safeguarded for train maintenance repair as can be seen here.
The accuracy that existing wheel profile size detecting system detects is not high, and this directly affects the driving safety of train, and the accuracy thus how improving wheel profile size detection is the current technical issues that need to address of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of check implement, can improve the accuracy of wheel profile size detection.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
A kind of check implement, for detecting train wheel oad, comprising: the light emitters being positioned at single rail both sides, the wavelength of different sides light emitters throw light is different, the throw light of homonymy does not splice coplanar formation light and cuts curve, and splicing coplanar place is wheel tread; Correspondingly with light emitters to arrange, gather and comprise the image collecting device that light cuts the graphicinformation of curve and wheel tread; Receive graphicinformation, and calculate the server of wheel profile size according to graphicinformation; The image acquisition casing of the corresponding light emitters of integrated installation and image collecting device.
Preferably, the light emitters of described single rail both sides is respectively visible laser projector and invisible laser transimitter.
Preferably, the light emitters inside described single rail is 660nm laser transimitter, and the light emitters outside described single rail is 808nm laser transimitter.
Preferably, described image collector is set to camera.
Preferably, the switch cover of described image acquisition casing is valve cover.
Preferably, described image acquisition cabinet shell is plastic-blasting processing enclosure.
Preferably, also comprise: the temperature control equipment being positioned at image acquisition casing.
A kind of checking system, comprising: the check implement as described in above-mentioned any one; And, the wheel trigger sensor be connected with described check implement.
Preferably, checking system comprises: the check implement described at least two, and with check implement detection side adjacent on root track on the contrary.
Compared with prior art, technique scheme has the following advantages:
A kind of check implement that the utility model embodiment provides, comprise: the light emitters being positioned at single rail both sides, the wavelength of different sides light emitters throw light is different, and the throw light of homonymy does not splice coplanar formation light and cuts curve, and splicing coplanar place is wheel tread; Correspondingly with described light emitters to arrange, gather and comprise the image collecting device that described light cuts the graphicinformation of curve and wheel tread; Receive described graphicinformation, and calculate the server of wheel profile size according to described graphicinformation; The image acquisition casing of the corresponding described light emitters of integrated installation and image collecting device.Light emitters and image collecting device is all provided with in single rail both sides, the throw light splicing of homonymy is not coplanar, and the wavelength of homonymy throw light is not different, avoid not homonymy throw light interference each other, the graphicinformation gathered is more comprehensive, include single rail both sides throw light be radiated at wheel tread formed light cut curve, reduce error when gathering graphicinformation, improve the accuracy of wheel profile size detection, the corresponding light emitters of image acquisition casing integrated installation and image collecting device, only need demarcate simply in erecting stage, reduce performance accuracy requirement, and then improve accuracy of detection.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The assay device structures schematic diagram that Fig. 1 provides for a kind of detailed description of the invention of the utility model;
The checking system structural representation that Fig. 2 provides for a kind of detailed description of the invention of the utility model.
Detailed description of the invention
Just as described in the background section, the accuracy that current check implement detects is not high.
On basis based on above-mentioned research, the utility model embodiment provides a kind of check implement, for detecting train wheel oad, comprise: the light emitters being positioned at single rail both sides, the wavelength of different sides light emitters throw light is different, the throw light of homonymy does not splice coplanar formation light and cuts curve, and splicing coplanar place is wheel tread; Correspondingly with described light emitters to arrange, gather and comprise the image collecting device that described light cuts the graphicinformation of curve and wheel tread; Receive described graphicinformation, and calculate the server of wheel profile size according to described graphicinformation; The image acquisition casing of the corresponding described light emitters of integrated installation and image collecting device.
Accordingly, the utility model embodiment provides a kind of checking system, comprising: above-mentioned check implement; And, the wheel trigger sensor be connected with described check implement.
The scheme that the utility model embodiment provides, light emitters and image collecting device is all provided with in single rail both sides, the throw light splicing of homonymy is not coplanar, and the wavelength of homonymy throw light is not different, avoid not homonymy throw light interference each other, the graphicinformation gathered is more comprehensive, include single rail both sides throw light be radiated at wheel tread formed light cut curve, reduce error when gathering graphicinformation, improve the accuracy of wheel profile size detection, the corresponding light emitters of image acquisition casing integrated installation and image collecting device, only need demarcate simply in erecting stage, reduce performance accuracy requirement, and then improve accuracy of detection.
In order to enable above-mentioned purpose of the present utility model, feature and advantage more become apparent, and are described in detail detailed description of the invention of the present utility model below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the utility model.But the utility model can be different from alternate manner described here to implement with multiple, those skilled in the art can when doing similar popularization without prejudice to when the utility model intension.Therefore the utility model is not by the restriction of following public detailed description of the invention.
The utility model embodiment provides a kind of check implement, for detecting train wheel oad, comprise: the light emitters being positioned at single rail both sides, the wavelength of different sides light emitters throw light is different, the throw light of homonymy does not splice coplanar formation light and cuts curve, and splicing coplanar place is wheel tread; Correspondingly with described light emitters to arrange, gather and comprise the image collecting device that described light cuts the graphicinformation of curve and wheel tread; Receive described graphicinformation, and calculate the server of wheel profile size according to described graphicinformation; The image acquisition casing of the corresponding described light emitters of integrated installation and image collecting device.
The check implement that the utility model embodiment provides, as shown in Figure 1, for detecting train wheel oad, comprising: first light emitters 11 and first image collecting device 12 of integrated installation in the first image acquisition casing 14; Second light emitters 21 and second image collecting device 22 of integrated installation in the second image acquisition casing 24; Server 13.Wherein, first image acquisition casing 14 and the second image acquisition casing 24 lay respectively at the inner side and outer side of single rail, first light emitters 11 is different with the wavelength of the light that the second light emitters 21 projects, the light that first light emitters 11 and the second light emitters 21 project splices coplanar formation light and cuts curve at wheel tread place, first image collecting device 12 and the second image collecting device 22 gather respectively and comprise the graphicinformation that light cuts curve and wheel tread, and above-mentioned graphicinformation is sent to server 13 respectively, server 13 receives graphicinformation, and calculate wheel profile size according to the algorithm preset.
In the present embodiment, first light emitters 11 is different with the wavelength of the light that the second light emitters 21 projects, avoid the throw light interference each other of single rail inner side and outer side, the light emitters that image acquisition casing integrated installation is corresponding and image collecting device, set corresponding light emitters and the angular relationship of image collecting device during installation, ensure that image collecting device can with suitable angle acquisition graphicinformation.During in-site installation, only need adjust and demarcate the relative position relation of the first image acquisition casing 14 and the second image acquisition casing 24, ensure that the light that the first light emitters 11 and the second light emitters 21 project is coplanar in the splicing of wheel tread place, reduce performance accuracy requirement, and then improve accuracy and the precision of detection.
It should be noted that, the present embodiment is just described its Cleaning Principle with the check implement shown in Fig. 1, this check implement can also adopt multiple integrated installation to have the image acquisition casing of light emitters and image collecting device, and the utility model does not limit this, specifically depends on the circumstances.
On the basis of above-described embodiment, in the utility model embodiment, the light emitters of described single rail both sides is respectively visible laser projector and invisible laser transimitter.
In the present embodiment, the light emitters of single rail both sides is respectively visible laser projector and invisible laser transimitter, further avoid the light interference each other of single rail both sides projection, wherein, although the invisible ray naked eyes of the invisible laser transmitter projects adopted cannot be seen, but machine can identify, namely image collecting device can gather the light that invisible ray formed at wheel tread and cut curve.
On the basis of above-described embodiment, in the utility model embodiment, the light emitters inside preferred described single rail is 660nm laser transimitter, and the light emitters outside described single rail is 808nm laser transimitter.
660nm laser transimitter has that wavelength is narrow, noise is low, power is high, brightness is high, cost is low and the feature such as single longitudinal mode, its compact conformation, technology maturation, is suitable for the widespread use in scientific research and industrial circle, and thus preferred 660nm laser transimitter is as visible laser projector; 808nm laser transimitter is widely used in infrared night vision, and the light of its projection is invisible near infrared linear laser, and power ratio is comparatively large, is also easy to by machine recognition, and thus preferred 808nm laser transimitter is as invisible laser transimitter.
Described image collecting device in the check implement that the utility model embodiment provides is preferably camera.
Camera is adopted to be that the acquisition technology comparative maturity of camera can reach the image acquisition effect required for check implement, relative inexpensiveness as the advantage of image collecting device.
In the check implement that the utility model embodiment provides, the switch cover of described image acquisition casing is preferably valve cover.
Image acquisition casing adopts valve cover, and opening speed is very fast, and ensure that the leak tightness of whole casing.
On the basis of above-described embodiment, in the utility model embodiment, described image acquisition cabinet shell is preferably plastic-blasting processing enclosure.
Image acquisition cabinet shell adopts plastic-blasting process, molding powder strong adhesion, and collide with and not easily fall paint, image acquisition box shape is attractive in appearance.
The check implement that the utility model embodiment provides also comprises: the temperature control equipment being positioned at image acquisition casing.
Under normal circumstances, the equipment such as the light emitters in check implement and image collecting device, need could normally to run in the environment of uniform temperature, when check implement is in rugged environment, especially severe cold area is in, often can not ensure normal operation, temperature control equipment is increased in image acquisition casing, when check implement is in harsh environment, can open temp control apparatus, regulate the temperature in image acquisition casing, ensure that check implement is in suitable operating ambient temperature.
The utility model one embodiment still provides a kind of checking system, comprising: the check implement described in above-mentioned any embodiment; And, the wheel trigger sensor be connected with described check implement.
Wheel trigger sensor can gather the operation information of train wheel, and this operation information is sent to check implement, when wheel trigger sensor collects the information of train wheel arrival, light emitters in check implement and image collecting device are started working, avoid without train through time check implement situation about still running, save resource, reduce testing cost.
On the basis of above-described embodiment, in the utility model embodiment, checking system comprises: the check implement described at least two, and with check implement detection side adjacent on root track on the contrary.
The checking system that the present embodiment provides, as shown in Figure 2, comprising: the first check implement 101 and the second check implement 102 detecting wheel oad on the first track; Detect the 3rd check implement 201 and the 4th check implement 202 of wheel oad on the second track.Above-mentioned four check implements share a server 113, wherein, first check implement 101 and the second check implement 102 detection side are on the contrary, 3rd check implement 201 and the 4th check implement 202 detection side are on the contrary, achieve the two-way detection of wheel profile size, further increase accuracy and the precision of detection.
It should be noted that, the present embodiment is just described for the checking system of four the check implement compositions sharing a server, and described checking system can comprise the check implement of arbitrary number, also can adopt multiple server, this is not limited, specifically depends on the circumstances.
In sum, check implement provided by the utility model, light emitters and image collecting device is all provided with in single rail both sides, the throw light splicing of homonymy is not coplanar, and the wavelength of homonymy throw light is not different, avoid not homonymy throw light interference each other, the graphicinformation gathered is more comprehensive, include single rail both sides throw light be radiated at wheel tread formed light cut curve, reduce error when gathering graphicinformation, improve the accuracy of wheel profile size detection, the corresponding light emitters of image acquisition casing integrated installation and image collecting device, only need demarcate simply in erecting stage, reduce performance accuracy requirement, and then improve accuracy of detection.
A kind of checking system provided by the utility model, wheel trigger sensor can gather the operation information of train wheel, and this operation information is sent to check implement, when wheel trigger sensor collects the information of train wheel arrival, namely light emitters in check implement and image collecting device start working, avoid without train through time check implement situation about still running, saved resource, reduced testing cost; Checking system comprises at least two check implements, and with check implement detection side adjacent on root track on the contrary, achieves the two-way detection of wheel profile size, further increases accuracy and the precision of detection.
Above a kind of checking system provided by the utility model and check implement thereof are described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands the utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (9)
1. a check implement, for detecting train wheel oad, is characterized in that, comprising:
Be positioned at the light emitters of single rail both sides, the wavelength of different sides light emitters throw light is different, and the throw light of homonymy does not splice coplanar formation light and cuts curve, and splicing coplanar place is wheel tread;
Correspondingly with described light emitters to arrange, gather and comprise the image collecting device that described light cuts the graphicinformation of curve and wheel tread;
Receive described graphicinformation, and calculate the server of wheel profile size according to described graphicinformation;
The image acquisition casing of the corresponding described light emitters of integrated installation and image collecting device.
2. check implement according to claim 1, is characterized in that, the light emitters of described single rail both sides is respectively visible laser projector and invisible laser transimitter.
3. check implement according to claim 2, is characterized in that, the light emitters inside described single rail is 660nm laser transimitter, and the light emitters outside described single rail is 808nm laser transimitter.
4. check implement according to claim 1, is characterized in that, described image collector is set to camera.
5. check implement according to claim 1, is characterized in that, the switch cover of described image acquisition casing is valve cover.
6. check implement according to claim 5, is characterized in that, described image acquisition cabinet shell is plastic-blasting processing enclosure.
7. check implement according to claim 1, is characterized in that, also comprises:
Be positioned at the temperature control equipment of image acquisition casing.
8. a checking system, is characterized in that, comprising: the check implement as described in any one of claim 1 to 7; And, the wheel trigger sensor be connected with described check implement.
9. checking system according to claim 8, is characterized in that, comprising: the check implement described at least two, and with check implement detection side adjacent on root track on the contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420807007.XU CN204623478U (en) | 2014-12-18 | 2014-12-18 | A kind of checking system and check implement thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420807007.XU CN204623478U (en) | 2014-12-18 | 2014-12-18 | A kind of checking system and check implement thereof |
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| Publication Number | Publication Date |
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| CN204623478U true CN204623478U (en) | 2015-09-09 |
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| CN201420807007.XU Active CN204623478U (en) | 2014-12-18 | 2014-12-18 | A kind of checking system and check implement thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480258A (en) * | 2015-12-31 | 2016-04-13 | 西南交通大学 | Method and device for detecting wheel tread defects |
| CN106124521A (en) * | 2016-08-31 | 2016-11-16 | 成都铁安科技有限责任公司 | A kind of Railway wheelset detection device and method |
-
2014
- 2014-12-18 CN CN201420807007.XU patent/CN204623478U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480258A (en) * | 2015-12-31 | 2016-04-13 | 西南交通大学 | Method and device for detecting wheel tread defects |
| CN105480258B (en) * | 2015-12-31 | 2018-07-13 | 西南交通大学 | A kind of tire tread defects detection method and device |
| CN106124521A (en) * | 2016-08-31 | 2016-11-16 | 成都铁安科技有限责任公司 | A kind of Railway wheelset detection device and method |
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