CN216783521U - Steel rail flaw detection assembly and steel rail flaw detection vehicle - Google Patents
Steel rail flaw detection assembly and steel rail flaw detection vehicle Download PDFInfo
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- CN216783521U CN216783521U CN202220931651.2U CN202220931651U CN216783521U CN 216783521 U CN216783521 U CN 216783521U CN 202220931651 U CN202220931651 U CN 202220931651U CN 216783521 U CN216783521 U CN 216783521U
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Abstract
The utility model belongs to the field of rail flaw detection equipment, and discloses a steel rail flaw detection assembly and a steel rail flaw detection vehicle, wherein the steel rail flaw detection assembly comprises a support, a flaw detection device and an imaging device, the flaw detection device and the imaging device are both arranged on the support, the support is used for being arranged on any steel rail of a rail in a sliding mode, the flaw detection device is used for detecting flaws of the steel rail, the imaging device is used for photographing abnormal positions of the steel rail, therefore, when the support moves along the length direction of the steel rail, the flaw detection device detects flaws of the steel rail in real time, when the flaw detection device detects that the steel rail is abnormal, the imaging device photographs the abnormal positions of the steel rail, and the abnormal positions of the steel rail are analyzed by combining with photographs at a later stage so as to eliminate false damage when the abnormal positions are welding seams.
Description
Technical Field
The utility model belongs to the field of rail flaw detection equipment, and particularly relates to a steel rail flaw detection assembly and a steel rail flaw detection vehicle.
Background
In the railway rail flaw detection operation, the seamless rail flaw detection can pass through one factory welding every 12.5m or 25m, and can pass through one field welding every 500 m, and the factory welding or the field welding can detect the abnormality during flaw detection, but the abnormality is mistaken as a flaw, in addition, in order to improve the flaw detection efficiency, the moving speed of the flaw detection equipment is often improved, but the rapidly-running flaw detection equipment is also a check-in personnel which is difficult to judge the flaw on site (namely the abnormality is the flaw or the weld), the data analysis personnel is required to replay the data for flaw judgment, but the abnormality is analyzed and detected as the flaw or the weld by simply depending on the replay of the flaw detection data of the data analysis personnel, so that the difficulty is high, and errors are easy to occur.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned problems, it is an object of the present invention to provide a rail flaw detection unit that has a simple structure and can detect a flaw of a rail and image a detected abnormality of the rail.
In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a rail subassembly of detecting a flaw, includes support, the device of detecting a flaw and imaging device, it all installs to detect a flaw device and imaging device on the support, the support is used for sliding on arranging orbital arbitrary rail in, the device of detecting a flaw is used for detecting a flaw the rail, imaging device is used for right the unusual department of rail is shot.
The beneficial effects of the above technical scheme are that: so when the support moves along rail length direction at the rail, the real-time rail of detecting a flaw of device of detecting a flaw this moment, when detecting that the rail has the anomaly in the device of detecting a flaw, imaging device took a picture to rail anomaly department this moment to combine the photo to carry out the analysis to rail anomaly department in the later stage, in order to get rid of the false damage when anomaly is the welding seam.
In the technical scheme, the support comprises a strip-shaped frame and rail wheels arranged at the front end and the rear end of the support, and the flaw detection device and the imaging device are arranged at the lower end of the strip-shaped frame and are positioned between the two rail wheels.
The beneficial effects of the above technical scheme are that: the structure is simple, and the stability is good.
In the technical scheme, the flaw detection device comprises two ultrasonic flaw detection wheels, the two ultrasonic flaw detection wheels are rotatably installed below the strip-shaped frame, the two ultrasonic flaw detection wheels are arranged below the strip-shaped frame and distributed at intervals along the front and back directions, and the wheel surfaces of the ultrasonic flaw detection wheels are supported on the railheads of the steel rails.
The beneficial effects of the above technical scheme are that: so can survey the both sides that correspond the rail respectively by two ultrasonic flaw detection wheels to can improve the precision of surveying.
In the technical scheme, the imaging device is arranged between the two ultrasonic flaw detection wheels, and the imaging end of the imaging device faces downwards.
The beneficial effects of the above technical scheme are that: the detection points of the two ultrasonic flaw detection wheels can be focused in the middle between the two ultrasonic flaw detection wheels, and the imaging end of the imaging device is aligned with the detection points of the two ultrasonic flaw detection wheels, so that when the ultrasonic flaw detection wheels detect that the steel rail is abnormal, the imaging device can immediately shoot the steel rail.
In the above technical solution, the imaging device is a camera.
The beneficial effects of the above technical scheme are that: the imaging effect is good.
The utility model also aims to provide a rail flaw detection vehicle which has a simple structure, can replay data and can image an abnormal position.
In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a rail flaw detection car, includes control assembly and two as above the rail subassembly of detecting a flaw, two the rail subassembly of detecting a flaw is along left and right direction interval distribution, and with orbital two the rail one-to-one, and two the bar frame is connected in order to form the frame, two flaw detection device and two imaging device all with the control assembly electricity is connected.
The beneficial effects of the above technical scheme are that: can detect a flaw by two rail detection subassembly synchonous to orbital two rail like this, its detect a flaw is efficient, and can shoot the formation of image respectively to the detection abnormal position of two rails to weld joint department is got rid of in the later stage.
The technical scheme also comprises a driving assembly arranged on the frame, the driving assembly is in transmission connection with at least one rail wheel, and the driving assembly is used for driving the frame to move forwards or backwards on the track.
The beneficial effects of the above technical scheme are that: therefore, the rail flaw detection vehicle is self-powered and can travel along the track, and the detection efficiency is further improved.
The technical scheme also comprises a positioning module arranged on the frame, and the positioning module is electrically connected with the control assembly.
The beneficial effects of the above technical scheme are that: so can go the detection data of two rail detection of flaw subassemblies of rail flaw detection car and rail flaw detection car on the track mileage coupled to limit later stage carries out accurate location to the rail damage department according to the location data, avoids the secondary to survey.
Still include light intensity inductor and two exposure lamps among the above-mentioned technical scheme, the light intensity inductor set up in on the frame, two exposure lamp and two the setting of imaging device one-to-one, and two the exposure lamp is installed respectively two on the bar frame, and be close to corresponding imaging device, light intensity inductor and two exposure lamps all with the control assembly electricity is connected.
The beneficial effects of the above technical scheme are that: can carry out the light filling by the exposure lamp to imaging device like this under the darker condition of light to improve the definition that imaging device shot.
The technical scheme is that the vehicle frame further comprises a data storage module, and the data storage module is installed on the vehicle frame and electrically connected with the control assembly.
The beneficial effects of the above technical scheme are that: so can be by data storage module to the data that the rail inspection lock detected carry out real-time storage, the later stage of being convenient for is retrieved the analysis to data.
Drawings
FIG. 1 is a side view of a rail inspection module according to example 1 of the present invention;
FIG. 2 is a schematic view showing the focusing of probe points of two ultrasonic testing wheels in example 1 of the present invention;
FIG. 3 is a top view of two ultrasonic testing wheels on a steel rail in example 1 of the present invention;
FIG. 4 is a schematic structural diagram of the rail flaw detection vehicle according to embodiment 2 of the present invention;
FIG. 5 is a side view of a rail-flaw detection vehicle according to embodiment 2 of the present invention;
fig. 6 is an electrical connection diagram of a control assembly of a rail-flaw detection vehicle according to embodiment 2 of the present invention.
In the figure: the device comprises a steel rail flaw detection component 1, a support 11, a 111 strip-shaped frame, a 112 rail wheel, a 12 flaw detection device, a 121 ultrasonic flaw detection wheel, a 13 imaging device, a 2 control assembly, a 3 driving assembly, a 4 positioning module, a 5 light intensity sensor, a 6 exposure lamp and a 7 data storage module.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth to illustrate, but are not to be construed to limit the scope of the utility model.
Example 1
As shown in fig. 1, the present embodiment provides a rail flaw detection assembly, which includes a support 11, a flaw detection device 12, and an imaging device 13, where the flaw detection device 12 and the imaging device 13 are both installed on the support 11, the support 11 is configured to be slidably disposed on any one of rails of a track, the flaw detection device 12 is configured to detect flaws on the rail, and the imaging device 13 is configured to take a picture of an abnormal portion of the rail, so that when the support moves along a length direction of the rail, the flaw detection device detects flaws on the rail in real time, and when the flaw detection device detects that there is an abnormality on the rail, the imaging device takes a picture of the abnormal portion of the rail, so as to analyze the abnormal portion of the rail in combination with the picture at a later time, so as to eliminate false damage when the abnormal portion is a welding seam.
Wherein, the support 11 includes strip frame 111 and installs the rail wheel 112 at both ends around the support 11, flaw detection device 12 and image device 13 are installed the lower extreme of strip frame 111 is located two between the rail wheel 112, its simple structure, and stability is good.
In the above technical solution, the flaw detection device 12 includes two ultrasonic flaw detection wheels 121, two of the ultrasonic flaw detection wheels 121 are rotatably installed below the bar-shaped frame 111, and the two of the ultrasonic flaw detection wheels 121 are distributed below the bar-shaped frame 111 at intervals along the front-rear direction, and the wheel surface of the ultrasonic flaw detection wheel 121 is supported on the rail head of the steel rail, so that the two ultrasonic flaw detection wheels can respectively detect two sides of the corresponding steel rail, thereby improving the detection accuracy.
In the above technical solution, the imaging device 13 is disposed between the two ultrasonic flaw detection wheels 121, and the imaging end of the imaging device is facing downward, so that the detection points of the two ultrasonic flaw detection wheels can be focused on the steel rail in the middle between the two ultrasonic flaw detection wheels (wherein, according to the ultrasonic flaw detector for steel rail 2012 recorded in the national railroad industry standard TB/T2340-, wherein the broken lines in fig. 2 and 3 represent the ultrasonic signal refraction paths), and the imaging end of the imaging device is aligned with the detection points of the two ultrasonic flaw detection wheels so as to be immediately photographed by the imaging device when the ultrasonic flaw detection wheels detect that the rail is abnormal.
In the above technical solution, the imaging device 13 is a camera, and the imaging effect is good.
Example 2
As shown in fig. 4-6, this embodiment provides a rail flaw detection vehicle, which includes a control assembly 2 and two rail flaw detection assemblies 1 as described in embodiment 1, wherein the two rail flaw detection assemblies 1 are distributed at intervals along the left and right direction, and correspond to the two rails of the track one by one, and the two strip-shaped frames 111 are connected to form a vehicle frame (and the vehicle frame and the rail wheels jointly form a vehicle body), the two flaw detection devices 12 and the two imaging devices 13 are both electrically connected to the control assembly 2 (each ultrasonic flaw detection wheel is electrically connected to the control assembly), so that the two rail flaw detection assemblies can detect two rails of the track synchronously and simultaneously, the efficiency of the rail flaw detection is high, and the abnormal detection positions of the two rails can be photographed and imaged respectively, so as to remove the later-stage flaw detection positions, and at this time, an electric storage module (storage battery) can be further arranged on the vehicle frame, the electric power storage module is used for supplying power to the controller.
The technical scheme includes that the rail flaw detection vehicle further includes a driving assembly 3 mounted on the vehicle frame, the driving assembly 3 is in transmission connection with at least one rail wheel 112, the driving assembly 3 is used for driving the vehicle frame to move forward or backward on the rail, so that the rail flaw detection vehicle is self-powered and can travel along the rail, and the detection efficiency is further improved, wherein preferably, wheel shafts of two rail wheels in front of two rail flaw detection components are integrally formed, two rail wheels in rear are also integrally formed, a wheel shaft in front of or behind is in transmission connection with the driving assembly, the driving assembly drives the rail flaw detection vehicle to travel along the rail, wherein the driving assembly may be a fuel oil driving assembly (including an engine and a gearbox), the vehicle frame may further include a generator, the generator is also in transmission connection with the driving assembly, and the generator is electrically connected with an electric storage module, of course, the driving assembly may also be an electric driving assembly (including a motor and a transmission), and the driving assembly is electrically connected to the power storage module at this time, and the power storage module supplies power to the driving assembly.
Still including setting up in among the above-mentioned technical scheme locating module 4 on the frame, locating module 4 with control assembly 2 electricity is connected, so can be with the detection data of two rail detection of flaw subassemblies of rail detection car with rail detection car mileage on the track coupling to limit later stage carries out accurate location to rail damage according to the location data, avoids the secondary to survey, wherein, locating module can be installed on arbitrary one bar frame and hold in the palm the mileage wheel (mileage wheel is connected with control assembly electricity) at corresponding rail upper end, wherein, the wheel face of mileage wheel is at rail detection car in-process and the rail rolling friction that corresponds, continuous rotation to real-time mileage count of carrying on.
Still include light intensity inductor 5 and two exposure lamps 6 among the above-mentioned technical scheme, light intensity inductor 5 set up in on the frame, two exposure lamp 6 and two the setting of imaging device 13 one-to-one, and two exposure lamp 6 is installed respectively two on the bar frame 111, and be close to the correspondence imaging device 13, light intensity inductor 5 and two exposure lamps 6 all with 2 electricity of control assembly are connected, so can carry out the light filling by the exposure lamp to imaging device under the darker circumstances of light to improve the definition that imaging device shot. Wherein, the control assembly can adopt the industrial computer (can be for touch-screen industrial computer, it belongs to current product), the light intensity threshold value is set for to the accessible control assembly, and the light intensity inductor (the light intensity inductor should set up in comparatively spacious position on the frame, so that its response accuracy is high) comes the real-time ambient light intensity of response, when ambient light intensity is less than the light intensity threshold value (like night, tunnel, when illumination is not strong such as cloudy day, wherein the measured value of light intensity inductor is because the existence of equipment precision, so there is the error when permitting the light intensity measurement), when control assembly control image device took a picture this moment, can control two exposure lamps simultaneously and light the light filling, its principle is similar to the automatic flash light when current smart mobile phone was taken a picture (when light was taken a picture then do not open the flash light, when light was poor then the automatic flash light of opening).
Still include data storage module 7 among the above-mentioned technical scheme, data storage module 7 is installed on the frame, and with control assembly 2 electricity is connected, so can be by data storage module to the data that the car lock detected of rail flaw detection carry out real-time storage, the later stage of being convenient for is retrieved data, data storage module can be the portable hard drive.
The working principle of the embodiment is as follows: when the steel rail flaw detection vehicle runs, two steel rail flaw detection components respectively detect two steel rails of a rail in real time, and when two ultrasonic flaw detection wheels of each steel rail flaw detection component detect that the rail is abnormal (namely the rail flaw position or the welding seam position), the control assembly controls the imaging device to shoot a picture of an abnormal point rail head, at the moment, the control assembly can store mileage, detection data and the shot picture at the detected abnormal position in a coupling mode, so that the picture of each abnormal point is looked up according to the length of the steel rail at a later stage to judge whether the abnormal point is real rail damage (the point of the welding seam is removed through the picture).
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (10)
1. The steel rail flaw detection assembly is characterized by comprising a support (11), a flaw detection device (12) and an imaging device (13), wherein the flaw detection device (12) and the imaging device (13) are installed on the support (11), the support (11) is used for being arranged on any steel rail (8) of a track in a sliding mode, the flaw detection device (12) is used for detecting flaws of the steel rail (8), and the imaging device (13) is used for taking pictures of abnormal positions of the steel rail (8).
2. A rail flaw detection assembly according to claim 1, wherein the carriage (11) includes a strip-shaped frame (111) and rail wheels (112) mounted at front and rear ends of the carriage (11), and the flaw detection device (12) and the imaging device (13) are mounted at a lower end of the strip-shaped frame (111) between the two rail wheels (112).
3. The steel rail flaw detection assembly according to claim 2, wherein the flaw detection device (12) comprises two ultrasonic flaw detection wheels (121), the two ultrasonic flaw detection wheels (121) are rotatably mounted below the bar-shaped frame (111), the two ultrasonic flaw detection wheels (121) are distributed at intervals along the front-rear direction below the bar-shaped frame (111), and wheel surfaces of the ultrasonic flaw detection wheels (121) are supported on the head of the steel rail (8).
4. A rail inspection assembly according to claim 3, wherein the imaging device (13) is disposed between the two ultrasonic inspection wheels (121) with its imaging end facing downwards.
5. A rail inspection assembly according to any one of claims 2 to 4, wherein the imaging device (13) is a camera.
6. A steel rail flaw detection vehicle, characterized by comprising a control assembly (2) and two steel rail flaw detection components (1) according to any one of claims 2 to 5, wherein the two steel rail flaw detection components (1) are distributed at intervals along the left-right direction and correspond to the two steel rails (8) of the rail in a one-to-one manner, the two strip-shaped frames (111) are connected to form a vehicle frame, and the two flaw detection devices (12) and the two imaging devices (13) are electrically connected with the control assembly (2).
7. A rail flaw detection vehicle according to claim 6, further comprising a drive assembly (3) mounted on the carriage, wherein the drive assembly (3) is in driving connection with at least one of the rail wheels (112), and the drive assembly (3) is used for driving the carriage to move forward or backward on the track.
8. A rail flaw detection vehicle according to claim 6, further comprising a positioning module (4) provided on the frame, the positioning module (4) being electrically connected to the control assembly (2).
9. The steel rail flaw detection vehicle according to claim 6, further comprising a light intensity sensor (5) and two exposure lamps (6), wherein the light intensity sensor (5) is arranged on the vehicle frame, the two exposure lamps (6) are arranged in one-to-one correspondence with the two imaging devices (13), the two exposure lamps (6) are respectively arranged on the two strip-shaped frames (111) and are close to and correspond to the imaging devices (13), and the light intensity sensor (5) and the two exposure lamps (6) are electrically connected with the control assembly (2).
10. A rail detector car according to any one of claims 6 to 9, further comprising a data storage module (7), said data storage module (7) being mounted on said frame and being electrically connected to said control assembly (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220931651.2U CN216783521U (en) | 2022-04-21 | 2022-04-21 | Steel rail flaw detection assembly and steel rail flaw detection vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220931651.2U CN216783521U (en) | 2022-04-21 | 2022-04-21 | Steel rail flaw detection assembly and steel rail flaw detection vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN216783521U true CN216783521U (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220931651.2U Active CN216783521U (en) | 2022-04-21 | 2022-04-21 | Steel rail flaw detection assembly and steel rail flaw detection vehicle |
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| CN (1) | CN216783521U (en) |
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