CN213121640U - Detection apparatus for be used for track fastener not hard up - Google Patents
Detection apparatus for be used for track fastener not hard up Download PDFInfo
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- CN213121640U CN213121640U CN202020701865.1U CN202020701865U CN213121640U CN 213121640 U CN213121640 U CN 213121640U CN 202020701865 U CN202020701865 U CN 202020701865U CN 213121640 U CN213121640 U CN 213121640U
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Abstract
The utility model relates to a detection device for track fastener is not hard up adopts high-speed industry camera to carry out real-time shooting along with advancing of locomotive, and the image of shooing passes to data processor through data transmission line, and data processor adopts the algorithm of degree of depth study to handle the analysis with the image, and the processing analysis includes: and comparing the processed image with the stored standard image, outputting a comparison result in a report form, and calculating the train speed and the frame number of the image acquired through the acquired train speed to obtain the accurate position of the abnormal fastener if the fastener is loosened. The utility model provides a not hard up detection device of track fastener can effectually not hard up the detection to track fastener, also can detect out the disappearance and the bullet of fastener simultaneously and stop unusually such as fracture.
Description
Technical Field
The utility model relates to a railway machine design and manufacturing technical field, concretely relates to a detection device for track fastener is not hard up.
Background
In the prior art, chinese patent application with publication number CN104129404A discloses a method and a device for detecting looseness of a rail fastener dynamically at high speed in real time, wherein the method comprises the following steps: the TDI line scanning camera transmits the acquired image to an industrial personal computer through a high-speed acquisition card; determining a target to be detected; the industrial personal computer cuts the image, extracts the fastener image and carries out image preprocessing; obtaining a fastener image frequency spectrum; comparing the fastener image frequency spectrum obtained in real time with the intact fastener image frequency spectrum stored in the industrial personal computer, and identifying defects; if the defects exist, the industrial personal computer sends a warning of fastener loosening to the display, and gives the position of a fault point by combining GPS positioning information; recording detection result data; the device comprises a TDI line scanning camera, an industrial personal computer, a display, train speed detection equipment, a train mileage calculator, a GPS locator and a light source assembly. The method comprises the steps of carrying out image acquisition through a TDI line scanning camera, and judging whether fastener looseness exists or not after processing the acquired image; this scheme adopts high-speed industrial camera to carry out image acquisition to the fastener, utilizes various algorithms to judge whether to have the fastener not hard up after carrying out the analysis to the image. The chinese utility model patent with publication number CN208476808U provides a rail fastener anomaly detection system, which comprises a main control board, N infrared cameras and infrared sensitive marks consecutively coated at the intersections of rail fasteners, where N is a positive integer, the infrared cameras are arranged at the wheels of a train, and the main control board comprises a trigger unit and an image processing unit; the triggering unit is connected with the infrared camera, the triggering unit sends a triggering signal to the infrared camera according to a specified time interval, the infrared camera collects image information of the infrared sensitive mark and sends the image information to the image processing unit, the image processing unit extracts the outline of the image information and judges whether the outline is continuous, if so, the railway steel rail fastener has no problem of looseness or deficiency, and if not, the railway steel rail fastener is loosened or deficient; according to the scheme, the infrared camera is used for collecting the image information of the infrared sensitive mark to judge whether the fastener is abnormal or not, the train vibrates to greatly influence the image quality, and the infrared sensitive mark is not lasting.
With the leap-type development of high-speed railways in China, the requirement on railway operation safety is higher and higher, and the requirement becomes a major subject about the life and property safety of the nation and people increasingly. Wherein, the railway fastener is not hard up as one of the common hidden danger of railway safety operation, because harm is comparatively secret, the detection degree of difficulty is great, threatens railway safety for a long time. The safety investment of railway departments in China for railway work is also increased year by year, and more attention is paid to fastener detection and safety investment. Therefore, it has become a very important task to implement automated fastener loosening detection.
At present, most of the fasteners in the industry are detected by defects of fastener loss, elastic strip breakage and the like, the fastener loosening detection is mainly based on a manual inspection method, and the method is low in efficiency, high in cost and easy to miss detection.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem that exists among the prior art, the utility model provides a detection device for track fastener is not hard up can effectually carry out not hard up detection to track fastener.
In order to achieve the above purpose, the present invention adopts the following technical solution.
The utility model discloses a high-speed industrial camera carries out real-time shooting along with advancing of locomotive, and the image of shooing passes to data processor through data transmission line, and data processor adopts the algorithm of degree of depth study to handle the analysis with the image, and the processing analysis includes: comparing the processed image with a stored standard image, outputting a comparison result in the form of a report, and calculating the acquired train speed and the frame number of the image to obtain the accurate position of the abnormal fastener if the fastener is loosened; the detection mode specifically comprises the following steps:
1) setting the frame number and the movement speed of the high-speed industrial camera according to the detection requirement;
2) the high-speed industrial camera synchronously shoots and images the fastener and transmits the acquired image to the data processor through the data transmission line;
3) the data processor determines whether the image is the best image according to the imaging quality of the detection target in the shot image, and preprocesses the image;
4) comparing the optimal images at all positions with standard images stored in a data processor to perform loosening identification;
5) if the fastener is loosened, the data processor sends a fastener loosening warning to the terminal, and gives the position of the abnormal fastener by combining the acquired train speed and the image frame number;
6) and recording the detection result data, forming a statistical analysis report and outputting the report.
The utility model discloses a not hard up detection device of track fastener can adopt as above the not hard up detection mode of track fastener, realize the automated inspection of track fastener.
The utility model discloses a not hard up detection device of track fastener includes high-speed industry camera, light source compensation arrangement, data transmission line, data processor and installation framework, detection device passes through the cushion and installs in the bogie framework end position of locomotive, corresponds the fastener of track both sides, and its high-speed industry camera orientation is the same with locomotive advancing direction.
Preferably, the installation framework includes bottom plate, supporting seat, mounting bracket, connecting seat, fixing base, adjustment seat, stand one and stand two, the connecting seat is connected with bogie frame through bullet pad two, the bottom plate is through bullet pad one overlap joint on the supporting seat, stand one connects supporting seat and stand two, stand two and fixing base are connected to the mounting bracket, fixing base and high-speed industrial camera are connected to the adjustment seat.
In any of the above technical solutions, preferably, the support base is provided with an elongated hole, and the seat plate and the elastic pad are adjusted back and forth in the elongated hole of the support base, so that the adjustment of the horizontal distance of the high-speed industrial camera relative to the fastener is realized.
In any of the above technical solutions, preferably, the second upright post is provided with a long circular hole, and the first upright post is vertically adjusted in the long circular hole of the second upright post, so that the vertical distance of the high-speed industrial camera relative to the fastener is adjusted.
In any one of the above technical solutions, preferably, the mounting frame is provided with a long circular hole, the fixing seat is adjusted left and right in the long circular hole of the mounting frame, and the visual angle of the high-speed industrial camera is adjusted to be aligned to the fastener.
In any of the above technical solutions, preferably, the fixing base is provided with a long hole, and the long hole of the adjusting base on the fixing base is used for angle adjustment, so as to realize angle adjustment of the high-speed industrial camera relative to the rail surface.
In any of the above technical solutions, preferably, the light source compensation device is disposed above the high-speed industrial camera.
In any of the above technical solutions, it is preferable that the light source compensation device includes a light source and a connection fitting thereof.
In any of the above technical solutions, preferably, the high-speed industrial camera is connected to the data processor through a data transmission line.
In any of the above technical solutions, it is preferable that at least one train has two track fastener loosening detection devices, each track fastener loosening detection device is at least provided with two high-speed industrial cameras and two sets of light source compensation devices having the same view angle as the high-speed industrial cameras, and the two light source compensation devices correspond to fasteners on two sides of the same track respectively, and the directions of the cameras are the same as the advancing direction of the locomotive.
In any of the above technical solutions, preferably, the track fastener looseness detection device is installed at an end position of a locomotive bogie frame through an elastic pad, an installation height of a high-speed industrial camera and a horizontal distance from the fastener are determined according to a focal length of the high-speed industrial camera and optimization of a shot image, and an angle of 30-60 degrees is formed between a viewing angle of the high-speed industrial camera and a track surface.
The utility model discloses a high-speed industrial camera carries out real-time shooting along with advancing of locomotive, and the image of shooting passes through data transmission line to data processor, and data processor adopts the algorithm of degree of depth study to handle the analysis with the image, compares the image after will handling with the standard image of storage, and the comparison result is exported with the form of report form, if the fastener appears becoming flexible, will calculate through the train speed of gathering and the frame number of image, reachs the accurate position of unusual fastener. The detection mode can not only detect the looseness of the fastener, but also detect the defects of the fastener, the elastic stop fracture and other abnormalities. The utility model discloses the detection device who adopts, what its installation framework adopted is overlap joint and adjustable structure, and high-speed industrial camera's mounting height, angle, apart from horizontal position etc. all adjustable of fastener. The installation framework is connected with the bogie framework through the elastic pad, so that the influence of vibration generated in the driving process on the camera shooting effect can be effectively avoided.
Compared with the prior art, the above technical scheme of the utility model following beneficial effect still has: the utility model adopts a high-speed industrial camera to acquire images of the fastener, and utilizes various algorithms to analyze the images and then judges whether the fastener is loose or not; the utility model discloses a laser surveying has vibration compensating system simultaneously, does not receive the influence of train vibration, and the result is more accurate.
The utility model discloses an image information of track fastener is gathered to high-speed industrial camera utilizes the image recognition principle of high definition, can handle the server through the AI, and accurate positioning track fastener position discerns the track fastener, utilizes the algorithm of degree of depth study, draws the characteristic and refines, discerns and exports the testing result to not hard up fastener.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of a preferred embodiment of a track fastener looseness detection device according to the present invention;
fig. 2 is a schematic view of the connection between the fixing seat and the adjusting seat according to the embodiment shown in fig. 1 of the device for detecting the looseness of the track fastener of the present invention.
Reference numerals: 1. the device comprises a seat plate, 2, elastic cushions I and 3, a supporting seat, 4, upright posts I and 5, upright posts II and 6, a mounting frame, 7, elastic cushions II and 8, a connecting seat, 9, a light source, 10, a high-speed industrial camera, 11, a fixed seat, 12 and an adjusting seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to overcome the not hard up technical defect problem that detects existence in prior art of track fastener, the embodiment of the utility model provides a new track fastener not hard up detection device is provided, can effectually carry out not hard up detection to track fastener. Compared with the prior art: the embodiment of the utility model adopts a high-speed industrial camera to acquire the image of the fastener, and judges whether the fastener is loose or not after analyzing the image by various algorithms; the embodiment of the utility model provides an adopt laser survey, have the vibration compensation system simultaneously, do not receive the influence of train vibration, the result is more accurate.
Example 1
The not hard up detection device of track fastener of this embodiment adopts high-speed industry camera to carry out real-time shooting along with advancing of locomotive, and the image of shooing passes through data transmission line to data processor, and data processor adopts the algorithm of degree of depth study to carry out processing analysis with the image, and processing analysis includes: comparing the processed image with a stored standard image, outputting a comparison result in the form of a report, and calculating the acquired train speed and the frame number of the image to obtain the accurate position of the abnormal fastener if the fastener is loosened; the detection mode specifically comprises the following steps:
1) setting the frame number and the movement speed of the high-speed industrial camera according to the detection requirement;
2) the high-speed industrial camera synchronously shoots and images the fastener and transmits the acquired image to the data processor through the data transmission line;
3) the data processor determines whether the image is the best image according to the imaging quality of the detection target in the shot image, and preprocesses the image;
4) comparing the optimal images at all positions with standard images stored in a data processor to perform loosening identification;
5) if the fastener is loosened, the data processor sends a fastener loosening warning to the terminal, and gives the position of the abnormal fastener by combining the acquired train speed and the image frame number;
6) and recording the detection result data, forming a statistical analysis report and outputting the report.
The track fastener detection device that becomes flexible, adopt as above the track fastener detection mode that becomes flexible, can realize track fastener's automated inspection. The detection device of the embodiment comprises a high-speed industrial camera 10, a light source compensation device, a data transmission line, a data processor and a mounting framework, wherein the detection device is mounted at the end part of a bogie framework of the locomotive through an elastic pad, corresponds to fasteners on two sides of a track, and the direction of the high-speed industrial camera 10 is the same as the advancing direction of the locomotive.
The structure, characteristics and implementation of the track fastener looseness detection device of the present embodiment are specifically described below with reference to fig. 1 and fig. 2.
This embodiment detection device, installation framework include bottom plate, supporting seat 3, mounting bracket 6, connecting seat 8, fixing base 11, adjustment seat 12, stand 4 and stand two 5, connecting seat 8 is connected with the bogie frame through bullet pad two 7, the bottom plate is through bullet pad 2 overlap joint on supporting seat 3, stand 4 joint support seat 3 and stand two 5, stand two 5 and fixing base 11 are connected to mounting bracket 6, fixing base 11 and high-speed industrial camera 10 are connected to adjustment seat 12.
According to the detection device, the support base 3 is provided with the long round hole, the seat plate 1 and the elastic cushion are adjusted in the front and back direction of the long round hole in the support base 3, and the adjustment of the horizontal distance of the high-speed industrial camera 10 relative to the fastener is achieved.
In the detection device of the embodiment, the second upright post 5 is provided with the long circular hole, and the first upright post 4 is vertically adjusted in the long circular hole of the second upright post 5, so that the vertical distance of the high-speed industrial camera 10 relative to the fastener can be adjusted.
This embodiment detection device is provided with the slotted hole on the mounting bracket 6, and the adjustment is controlled in the slotted hole of fixing base 11 on mounting bracket 6, adjusts high-speed industrial camera 10 visual angle and aims at the fastener.
In the detection device of this embodiment, the fixing base 11 is provided with a long hole, and the angle adjustment is performed by the long hole of the adjusting base 12 on the fixing base 11, so as to realize the angle adjustment of the high-speed industrial camera 10 relative to the rail surface.
In the detection apparatus of the present embodiment, the light source compensation apparatus is disposed above the high-speed industrial camera 10.
In the detecting device of this embodiment, the light source compensating device includes the light source 9 and its connecting fittings. The light source 9 is assembled and connected with the high-speed industrial camera 10 through a connecting fitting thereof.
In the detection apparatus of the present embodiment, the high-speed industrial camera 10 is connected to the data processor through the data transmission line.
The image information of track fastener is gathered through high-speed industrial camera 10 to this embodiment, utilizes the image recognition principle of high definition, can process the server through the AI, and accurate positioning track fastener position discerns track fastener utilizes the algorithm of degree of depth study, extracts the characteristic and refines, discerns and output testing result to not hard up fastener.
The detection mode and the detection device comprise a high-speed industrial camera 10, a light source compensation device, a data transmission line, a data processor and a mounting framework, wherein the mounting framework adopts a lapped and adjustable structure; the installation height, angle, horizontal position away from the fastener and the like of the high-speed industrial camera 10 can be adjusted; the installation framework is connected with the bogie framework through the elastic pad, so that the influence of vibration generated in the driving process on the shooting effect can be effectively avoided. In the specific implementation: the connecting seat 8 is connected with the bogie frame through the elastic cushion II 7, the seat plate 1 is lapped on the supporting seat 3 through the elastic cushion I2, and the two elastic cushions can effectively eliminate the influence of vibration generated in the driving process on the shooting effect; the seat plate 1 and the elastic cushion I2 can be adjusted back and forth in the long round hole in the support base 3, so that the horizontal distance of the high-speed industrial camera 10 relative to the fastener can be adjusted; the first upright post 4 can be vertically adjusted on the second upright post 5 through the long round hole so as to realize the adjustment of the vertical distance of the high-speed industrial camera 10 relative to the fastener; the fixed seat 11 can be adjusted left and right in the long round hole on the mounting rack 6 so as to adjust the visual angle of the high-speed industrial camera 10 to be aligned to the fastener; the adjusting base 12 can be angularly adjusted in the long hole of the fixing base 11 to adjust the angle of the high-speed industrial camera 10 relative to the rail surface. Adopt high-speed industrial camera 10 to shoot in real time along with the marcing of locomotive, the image of shooing passes through data transmission line to data processor, and data processor adopts the algorithm of degree of depth learning to handle the analysis with the image, then compares the image after handling with the standard image of storage, and the comparison result is exported with the form of report form, if the fastener appears becoming flexible, will calculate through the frame number of the train speed and the image of gathering, reachs the accurate position of unusual fastener. The detection mode can not only detect the looseness of the fastener, but also detect the defects of the fastener, the elastic stop fracture and other abnormalities. The mounting frame adopts a lap joint and adjustable structure, and the mounting height, angle, horizontal position away from the fastener and the like of the high-speed industrial camera 10 can be adjusted. The installation framework is connected with the bogie framework through the elastic pad, so that the influence of vibration generated in the driving process on the shooting effect can be effectively avoided. The rail fastener looseness detection device is installed at the end part of a locomotive bogie frame through an elastic pad, the installation height of the high-speed industrial camera 10 and the horizontal distance from the fastener are determined according to the focal length of the high-speed industrial camera 10 and the optimization of a shot image, and the angle between the visual angle of the high-speed industrial camera 10 and the rail surface is 30-60 degrees.
Example 2
On the basis of embodiment 1 and fig. 1 to 2, in a specific implementation, at least two rail fastener looseness detection devices are arranged on one train, each rail fastener looseness detection device is at least provided with two high-speed industrial cameras 10 and two sets of light source compensation devices with the same visual angle as the high-speed industrial cameras 10, the light source compensation devices correspond to fasteners on two sides of the same rail respectively, and the direction of the cameras 10 is the same as the advancing direction of the locomotive. The mounting height of the camera 10 and the horizontal distance from the fastener can be optimized according to the selected focal length of the camera 10 and the captured image. The visual angle of the camera 10 forms an angle of 30-60 degrees with the rail surface.
Referring to embodiment 1, the automatic detection of the track fastener is realized by adopting the detection method and the detection device of the embodiment: the locomotive bogie track fastener looseness detection device is provided with two track fastener looseness detection devices, the track fastener looseness detection devices are installed at the end portions of a locomotive bogie through elastic pads, one train device is provided with two detection devices, each detection device is provided with two high-speed industrial cameras 10 and two sets of light source compensation devices which have the same visual angle with the high-speed industrial cameras 10 and respectively correspond to fasteners on two sides of the same track, and the orientation of the cameras 10 is the same as the advancing direction of a locomotive. The mounting height of the camera 10 and the horizontal distance from the fastener are determined according to the selected focal length of the camera 10 and the optimization of the shot image. The visual angle of the camera 10 forms an angle of 30-60 degrees with the rail surface.
This embodiment passes through the image information of high-speed industry camera acquisition track fastener, and the image of shooting passes to data processor through data transmission line, utilizes the image identification principle of high definition, can handle the server through the AI, and accurate positioning track fastener position discerns track fastener utilizes the algorithm of degree of depth study, extracts the characteristic and refines, discerns and output testing result to not hard up fastener. By adopting the technical scheme of the embodiment, the looseness of the fastener can be detected, and meanwhile, the defects, elastic stop fracture and other abnormalities of the fastener can also be detected.
The above description is only intended to describe the preferred embodiments of the present invention, and not to limit the scope of the present invention; the above description is only a specific embodiment of the present invention, and is not intended to limit the scope of the present invention; without departing from the spirit of the present invention, any modification, equivalent replacement, or improvement made by the technical solution of the present invention by those of ordinary skill in the art should fall within the protection scope defined by the claims of the present invention.
Claims (11)
1. The detection device is arranged at the end of a bogie frame of a locomotive through an elastic cushion and corresponds to fasteners on two sides of a track, and the direction of the high-speed industrial camera of the detection device is the same as the advancing direction of the locomotive.
2. The device for detecting the loosening of the rail fastener according to claim 1, wherein the mounting frame comprises a bottom plate, a supporting seat, a mounting frame, a connecting seat, a fixed seat, an adjusting seat, a first upright post and a second upright post, the connecting seat is connected with the bogie frame through a second elastic pad, the bottom plate is lapped on the supporting seat through the first elastic pad, the first upright post is connected with the supporting seat and the second upright post, the mounting frame is connected with the second upright post and the fixed seat, and the adjusting seat is connected with the fixed seat and the high-speed industrial camera.
3. The track fastener looseness detection device according to claim 2, wherein an elongated hole is formed in the support base, and the seat plate and the elastic pad are adjusted back and forth in the elongated hole in the support base, so that adjustment of a horizontal distance of the high-speed industrial camera relative to the fastener is achieved.
4. The device for detecting the looseness of the rail fastener according to claim 3, wherein the second upright post is provided with a long circular hole, and the first upright post is vertically adjusted in the long circular hole of the second upright post, so that the vertical distance of the high-speed industrial camera relative to the fastener is adjusted.
5. The track fastener looseness detection device according to claim 4, wherein an elongated hole is formed in the mounting frame, the fixing seat is adjusted left and right in the elongated hole in the mounting frame, and a visual angle of a high-speed industrial camera is adjusted to be aligned with the fastener.
6. The device for detecting the looseness of a rail fastener according to claim 5, wherein the fixing base is provided with a long hole, and the long hole of the adjusting base on the fixing base is used for angle adjustment, so that the angle adjustment of the high-speed industrial camera relative to the rail surface is realized.
7. The track fastener looseness detection device according to claim 6, wherein said light source compensation device is disposed above a high speed industrial camera.
8. The rail clip looseness detection device of claim 7, wherein said light source compensation means comprises a light source and its attachment fitting.
9. The track fastener looseness detection device of claim 8, wherein said high speed industrial camera is connected to a data processor via a data transmission line.
10. The apparatus according to claim 9, wherein the apparatus for detecting the loosening of rail fasteners comprises at least two apparatus for detecting the loosening of rail fasteners, each apparatus for detecting the loosening of rail fasteners comprises at least two high-speed industrial cameras and two sets of light source compensation devices with the same view angle as the high-speed industrial cameras, and the cameras are respectively corresponding to the fasteners on both sides of the same rail and face the same direction as the locomotive.
11. The rail clip looseness detection device according to claim 10, wherein said rail clip looseness detection device is mounted at an end portion of a bogie frame of a locomotive through an elastic pad, and a mounting height of a high speed industrial camera and a horizontal distance from the clip are determined according to a focal length of the high speed industrial camera and optimization of a photographed image, and a viewing angle of the high speed industrial camera is 30 ° to 60 ° with respect to a rail surface.
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| CN202020701865.1U CN213121640U (en) | 2020-04-30 | 2020-04-30 | Detection apparatus for be used for track fastener not hard up |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443092A (en) * | 2020-04-30 | 2020-07-24 | 中国铁建高新装备股份有限公司 | Method and device for detecting looseness of track fastener |
| CN117110330A (en) * | 2023-10-25 | 2023-11-24 | 山西慧达澳星科技有限公司 | Conveying belt flaw detection method, device, equipment and storage medium |
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2020
- 2020-04-30 CN CN202020701865.1U patent/CN213121640U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443092A (en) * | 2020-04-30 | 2020-07-24 | 中国铁建高新装备股份有限公司 | Method and device for detecting looseness of track fastener |
| CN117110330A (en) * | 2023-10-25 | 2023-11-24 | 山西慧达澳星科技有限公司 | Conveying belt flaw detection method, device, equipment and storage medium |
| CN117110330B (en) * | 2023-10-25 | 2024-01-30 | 山西慧达澳星科技有限公司 | Conveying belt flaw detection method, device, equipment and storage medium |
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