CN116353644B - Monorail detection vehicle suitable for track detection - Google Patents
Monorail detection vehicle suitable for track detection Download PDFInfo
- Publication number
- CN116353644B CN116353644B CN202310632855.5A CN202310632855A CN116353644B CN 116353644 B CN116353644 B CN 116353644B CN 202310632855 A CN202310632855 A CN 202310632855A CN 116353644 B CN116353644 B CN 116353644B
- Authority
- CN
- China
- Prior art keywords
- track
- detection
- monorail
- auxiliary
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 120
- 230000000007 visual effect Effects 0.000 claims abstract description 23
- 230000004907 flux Effects 0.000 claims abstract description 21
- 230000007547 defect Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000005284 excitation Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
- B61D15/12—Railway inspection trolleys power propelled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
- B61K9/10—Measuring installations for surveying permanent way for detecting cracks in rails or welds thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention relates to a monorail detection vehicle suitable for track detection, and belongs to the technical field of track detection. The single-rail detection device mainly comprises a driving device, an auxiliary balancing device, a magnetic flux leakage detection device, a driven wheel device, a visual detection device, a main board acquisition device, a bottom board and the like, wherein the auxiliary balancing device and the magnetic flux leakage detection device can be adjusted according to the width of a rail. The driving device is used for driving the monorail detection vehicle of the monorail detection vehicle to move, the auxiliary balancing device keeps balance and adjusts the distance between the auxiliary wheels, and the magnetic flux leakage detection device and the visual detection device detect the surface defects of the track. The auxiliary balancing device is adopted, so that the monorail detection vehicle of the monorail detection vehicle can be kept stable in moving; the auxiliary wheels in the auxiliary balancing device can adjust the wheel distance according to the width of the track; the magnetic leakage detection and the visual detection are adopted to detect the surface defects of the track simultaneously, so that errors are reduced, and the precision is improved.
Description
Technical Field
The invention belongs to the technical field of track detection, and particularly relates to a monorail detection vehicle suitable for track detection.
Background
Rail transportation is an important transportation way in China, is influenced by impact load of a frequently-running train, is exposed to natural environment for a long time, and inevitably generates different forms of defect damage such as abrasion, corrosion and the like, thereby threatening the running safety of the train. Therefore, in order to ensure railway safety, the rail state needs to be detected regularly, and rail damage defects are found timely so as to be convenient to maintain timely.
By the end of 2022, the national railway business mileage reaches 15.5 kilometers, and the railway track detection task is heavy. In order to realize rapid and accurate detection of the defect damage of the railway track, related technicians design different forms of track detection vehicles, such as: the patent CN202111419252.4 designs a laser detection device based on railway locomotive, the detection device adopts laser detection, troublesome installation work is needed during detection, the detection mode is single, and the precision is low; patent CN202211509355.4 designs a self-propelled subway detector with a large volume, which requires a carrier to be transported to a working place when carrying out a detection task and is not easy to carry; patent CN202211626549.2 devised a multifunctional track detection vehicle, and this detection device was applicable to long-distance detection and is difficult to carry and install, is not applicable to short-distance and prescribed road section detection and can not be according to specific track width adjustment, and the suitability is poor. Through analysis, the existing detection device mostly adopts a cross-track design, has large volume and heavy weight, is inconvenient to carry and install, cannot adapt to tracks with different models and standards, and particularly has a plurality of inconveniences when a certain section of track needs to be subjected to temporary inspection; in addition, most of the existing detection devices adopt a detection mode, and the detection means is single.
Disclosure of Invention
Based on the problems in the background art, the invention aims to provide a monorail detection vehicle applicable to rail detection, and solves the problem that the rail detection vehicle in the prior art cannot adapt to rails with different widths.
Embodiments of the present invention are implemented as follows:
the embodiment of the invention provides a monorail detection vehicle suitable for track detection, which comprises a bottom plate, wherein a traveling device, a track detection device and a plurality of auxiliary balance devices are arranged on the bottom plate;
the running gear is used for driving the whole monorail detection vehicle to run along the length direction of the track; the track detection device is used for detecting track surface defects;
the four corners of the lower end surface of the bottom plate are respectively provided with an auxiliary balancing device; each auxiliary balancing device comprises two sliding guide rails which are arranged at intervals, and the tops of the two sliding guide rails are fixedly connected with the lower end face of the bottom plate; every sliding guide is last all sliding connection has a slider, two be provided with the backup pad between the slider, it is provided with the auxiliary wheel to rotate in the backup pad, the circumference outer wall and the orbital lateral wall contact of auxiliary wheel.
As an alternative to the above embodiment, two connecting lugs are arranged on each supporting plate at intervals; each sliding block is provided with a connecting groove; the two connecting lugs are rotationally connected with the two connecting grooves in a pin shaft matching mode;
each auxiliary balancing device further comprises a locking mechanism, wherein the locking mechanism comprises two locking frames and two locking seats;
the two locking frames are respectively arranged at two sides of the supporting plate;
the two locking seats are arranged on the lower end face of the bottom plate and are horizontally arranged at intervals;
each locking frame is of an L-shaped structure, and the horizontal section of each locking frame is detachably connected with the side wall of the supporting plate in a shaft hole matching mode; the vertical section of each locking frame is hinged with the locking seat in a pin shaft matching mode.
As an alternative scheme of the above embodiment, each supporting plate is provided with a linear groove, and the length direction of the linear groove is perpendicular to the length direction of the rail; the middle part of auxiliary wheel runs through and is provided with an auxiliary wheel shaft, the top of auxiliary wheel shaft passes the straight line groove, is provided with the external screw thread on the axle section at auxiliary wheel shaft top, and the top of auxiliary wheel shaft is provided with lock nut.
As an alternative to the foregoing embodiment, the running gear includes a driving wheel mechanism and a driven wheel mechanism disposed at two ends of the base plate; the track detection device comprises a magnetic flux leakage detection device, a main board acquisition device and a visual detection device, wherein the magnetic flux leakage detection device, the main board acquisition device and the visual detection device are arranged on the upper end face of the bottom board and are electrically connected with each other.
As an alternative scheme of the above embodiment, the driving wheel mechanism includes a motor, a driving shaft and a driving wheel, the motor is fixedly connected with the upper end surface of the bottom plate through a mounting plate, and a driving belt pulley is arranged on an output shaft of the motor;
the driving shaft is fixedly connected with the upper end face of the bottom plate through a bearing support frame and a bearing, one end of the driving shaft is provided with a driven belt pulley, and the driving belt pulley is connected with the driven belt pulley through belt transmission; the other end of the driving shaft is provided with the driving wheel, and the circumferential outer wall of the driving wheel is contacted with the upper end face of the rail; the axial direction of the driving shaft is perpendicular to the length direction of the rail.
As an alternative to the above embodiments, the driven wheel mechanism includes a driven wheel and a driven wheel axle; the driven wheel shaft is fixedly connected with the upper end face of the bottom plate through a bearing support frame and a bearing, and the driven wheel is rotatably arranged on the driven wheel shaft; the circumferential outer wall of the driven wheel is contacted with the upper end face of the track; the axis direction of the driven wheel shaft is perpendicular to the length direction of the rail.
As an alternative scheme of the above embodiment, the main board collecting device includes a main board supporting frame disposed in the middle of the upper end surface of the bottom board, and a power supply and a controller that are electrically connected with each other are disposed on the main board supporting frame; the motor is electrically connected with the controller.
As an alternative scheme of the above embodiment, a notch is formed on the upper end surface of the bottom plate below the main board supporting frame; the magnetic flux leakage detection device comprises a magnetic yoke support frame, wherein the bottom of the magnetic yoke support frame is positioned on the notch, a U-shaped magnetic yoke is arranged at the top of the magnetic yoke support frame, an exciting coil is wound in the middle of the U-shaped magnetic yoke, and two ends of the U-shaped magnetic yoke penetrate through the notch and are positioned at the top of the rail; the end face of the bottom of the magnetic yoke support frame is provided with a plurality of magnetic leakage sensors positioned at the top of the track; the excitation coil and the plurality of leakage magnetic sensors are electrically connected with the controller.
As an alternative scheme of the above embodiment, the visual detection device includes a camera support plate disposed outside the bottom plate, a plurality of support legs fixedly connected with the upper end surface of the bottom plate are disposed on the camera support plate, a visual sensor with a shooting direction facing the top of the track is disposed on the camera support plate, and the visual sensor is electrically connected with the controller.
The beneficial effects of the invention are as follows: 1. the single-rail detection vehicle suitable for rail detection can keep stable in moving by arranging the auxiliary balance devices.
2. The monorail detection vehicle suitable for track detection can adjust the positions of the auxiliary wheels in the auxiliary balance devices, realize the tight contact between the circumferential outer walls of the auxiliary wheels and the outer side walls of the tracks, and adjust the wheel distance between the auxiliary wheels according to the different widths of the tracks so as to adapt to the tracks with different widths.
3. The single-rail detection vehicle suitable for track detection disclosed by the invention has the advantages that the defects on the surface of the track are detected by arranging the magnetic flux leakage detection device and the visual detection device, so that the error is reduced, and the detection precision is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. The above and other objects, features and advantages of the present invention will become more apparent from the accompanying drawings. Like reference numerals refer to like parts throughout the several views of the drawings. The drawings are not intended to be drawn to scale, with emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a schematic three-dimensional structure of a monorail inspection vehicle suitable for rail inspection.
Fig. 2 is a schematic three-dimensional structure of the auxiliary balancing apparatus.
Fig. 3 is a schematic structural view of the auxiliary wheel rotating device on the supporting plate.
Fig. 4 is a schematic three-dimensional structure of the driving wheel mechanism.
Fig. 5 is a three-dimensional schematic of the driven wheel mechanism.
Fig. 6 is a schematic three-dimensional structure of the magnetic flux leakage detection device.
Fig. 7 is a schematic three-dimensional structure of the visual inspection apparatus.
Fig. 8 is a schematic three-dimensional structure of the motherboard collecting device disposed on the bottom board.
Wherein, 1, the bottom plate; 2. a walking device; 21. a driving wheel mechanism; 211. a motor; 212. a drive shaft; 213. a driving wheel; 214. a driving pulley; 215. a driven pulley; 22. a driven wheel mechanism; 221. driven wheel; 222. driven wheel axle; 3. a track detection device; 31. a magnetic flux leakage detection device; 311. a yoke support; 312. a U-shaped magnetic yoke; 313. an exciting coil; 314. a leakage magnetic sensor; 32. a main board acquisition device; 321. a main board support frame; 322. a power supply; 323. a controller; 33. a visual detection device; 331. a camera support plate; 332. a support leg; 333. a visual sensor; 4. an auxiliary balancing device; 401. a sliding guide rail; 402. a slide block; 403. a support plate; 404. an auxiliary wheel; 405. a connecting lug; 406. a connecting groove; 407. a locking frame; 408. a locking seat; 409. a linear groove; 410. an auxiliary wheel axle; 411. a lock nut; 5. a track.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
As shown in fig. 1, the invention provides a monorail detection vehicle suitable for track detection, which comprises a bottom plate 1, wherein a traveling device 2, a track detection device 3 and a plurality of auxiliary balance devices 4 are arranged on the bottom plate 1; the walking device 2 is used for driving the whole monorail detection vehicle to run along the length direction of the track 5; the track detection device 3 is used for detecting surface defects of the track 5.
Four corners of the lower end surface of the bottom plate 1 are respectively provided with an auxiliary balancing device 4; each auxiliary balancing device 4 comprises two sliding guide rails 401 which are arranged at intervals, and the tops of the two sliding guide rails 401 are fixedly connected with the lower end face of the bottom plate 1; each sliding guide rail 401 is slidably connected with a sliding block 402, a supporting plate 403 is arranged between two sliding blocks 402, an auxiliary wheel 404 is rotatably arranged on the supporting plate 403, and the circumferential outer wall of the auxiliary wheel 404 is in contact with the outer side wall of the track 5.
In the detection of the track 5 in practice, two sliders 402 on the slide rail guide rail can be moved, further the position of the support plate 403 can be moved, the position of the auxiliary wheel 404 can be moved, the contact between the circumferential outer wall of the auxiliary wheel 404 and the outer side wall of the track 5 is realized, the monorail detection vehicle can be kept stable in moving, meanwhile, the contact between the circumferential outer wall of the auxiliary wheel 404 and the outer side wall of the track 5 can be realized in a manner of moving the support plate 403, the wheel distance between the auxiliary wheels 404 can be adjusted according to the difference of the width of the track 5, so that the track 5 with different widths can be adapted, and the problem that the monorail detection vehicle in the prior art cannot adapt to the track 5 with different widths is solved.
Preferably, but not limited to, as shown in fig. 1, 2 and 3, as a specific embodiment of the single auxiliary balancing apparatus 4, two connecting lugs 405 are disposed on each supporting plate 403 at intervals; each sliding block 402 is provided with a connecting groove 406; the two connecting lugs 405 are rotatably connected with the two connecting grooves 406 in a pin-fitting manner, so that the support plate 403 can rotate around the pin-fitting center.
Each auxiliary balancing apparatus 4 further comprises a locking mechanism comprising two locking brackets 407 and two locking seats 408; the two locking frames 407 are respectively arranged at two sides of the supporting plate 403; the two locking seats 408 are disposed on the lower end surface of the base plate 1, and the two locking seats 408 are disposed at horizontal intervals.
Each locking rack 407 has an L-shaped structure, and the horizontal section of each locking rack 407 is detachably connected with the side wall of the supporting plate 403 in a shaft hole matching manner; the vertical section of each locking bracket 407 is hinged to locking seat 408 by a pin fit. Specifically, a plurality of connecting holes are formed in the horizontal end of the locking frame 407, and a plurality of connecting holes are formed in the side wall of the supporting plate 403, when the horizontal end of the locking frame 407 is required to be fixedly connected with the side wall of the supporting plate 403, the connecting holes in the locking frame 407 can be aligned with the connecting holes in the side wall of the supporting plate 403, and then screw connectors are arranged in the two aligned connecting holes, so that the locking frame 407 is detachably connected with the side wall of the supporting plate 403, and the relative position between the locking frame 407 and the supporting plate 403 can be adjusted, and further the large-scale adjustment of the position of the auxiliary wheel 404 on the supporting plate 403 can be realized.
Each supporting plate 403 is provided with a linear groove 409, and the length direction of the linear groove 409 is perpendicular to the length direction of the track 5; the middle part of auxiliary wheel 404 runs through and is provided with an auxiliary wheel shaft 410, the top of auxiliary wheel shaft 410 passes straight line groove 409, is provided with the external screw thread on the axle section at auxiliary wheel shaft 410 top, and the top of auxiliary wheel shaft 410 is provided with lock nut 411. The length of the linear slot 409 is the stroke of the auxiliary wheel 404 for position adjustment on the support plate 403, i.e. a small range of adjustment of the position of the auxiliary wheel 404 can be achieved.
When the position of the auxiliary wheel 404 is specifically adjusted, the sliding block 402 is slid to a proper position, the locking frame 407 and the supporting plate 403 are rotated, so that the locking frame 407 and the supporting plate 403 are in a horizontal state, then the locking frame 407 and the supporting plate 403 are locked through bolts, the position change of the locking frame 407 and the supporting plate 403 is avoided, then the auxiliary wheel shaft 410 and the auxiliary wheel 404 are moved in the linear groove 409 until the circumferential outer wall of the auxiliary wheel 404 is in abutting contact with the side wall of the track 5, then the movement is stopped, finally the locking nut 411 is screwed, the lower end face of the locking nut 411 is in abutting contact with the upper end face of the supporting plate 403, the fixing of the positions of the auxiliary wheel shaft 410 and the auxiliary wheel 404 is completed, the full contact between the auxiliary wheel 404 and the side face of the track 5 is realized, and the single track detection vehicle can be kept stable in movement.
Preferably, but not limited to, as shown in fig. 1, 4 and 5, the walking device 2 includes a driving wheel mechanism 21 and a driven wheel mechanism 22 disposed at two ends of the base plate 1.
As shown in fig. 4, as a specific embodiment of the driving wheel mechanism 21, the driving wheel mechanism 21 includes a motor 211, a driving shaft 212, and a driving wheel 213, where the motor 211 is fixedly connected to the upper end surface of the base plate 1 through a mounting plate, and a driving pulley 214 is disposed on an output shaft of the motor 211.
The driving shaft 212 is fixedly connected with the upper end face of the bottom plate 1 through a bearing support frame and a bearing, one end of the driving shaft 212 is provided with a driven belt pulley 215, and the driving belt pulley 214 is in transmission connection with the driven belt pulley 215 through a belt; the other end of the driving shaft 212 is provided with the driving wheel 213, and the circumferential outer wall of the driving wheel 213 is contacted with the upper end surface of the track 5; the axial direction of the drive shaft 212 is perpendicular to the longitudinal direction of the rail 5.
By starting the motor 211, the motor 211 rotates, and the power of the motor 211 is transmitted to the driving wheel 213 through the driving pulley 214 and the driven pulley 215, so that the driving wheel 213 rotates, and the driving wheel 213 drives the whole monorail detection vehicle to move along the upper surface of the track 5.
As shown in fig. 5, as a specific embodiment of the driven wheel mechanism 22, the driven wheel mechanism 22 includes a driven wheel 221 and a driven wheel shaft 222; the driven wheel shaft 222 is fixedly connected with the upper end surface of the bottom plate 1 through a bearing support frame and a bearing, and the driven wheel 221 is rotatably arranged on the driven wheel shaft 222; the circumferential outer wall of the driven wheel 221 is in contact with the upper end surface of the track 5; the axial direction of the driven wheel shaft 222 is perpendicular to the longitudinal direction of the rail 5.
As shown in fig. 1, the track detection device 3 includes a magnetic flux leakage detection device 31, a motherboard acquisition device 32, and a visual detection device 33, which are disposed on the upper end surface of the bottom plate 1 and electrically connected to each other.
In this embodiment, as shown in fig. 1 and 8, the motherboard collecting device 32 includes a motherboard supporting frame 321 disposed in the middle of the upper end surface of the motherboard 1, and a power supply 322 and a controller 323 that are electrically connected with each other are disposed on the motherboard supporting frame 321; the motor 211 is electrically connected to the controller 323. The main function of the main board collecting device 32 is to supply electric power and control the motor 211, the magnetic flux leakage detecting device 31 and the visual detecting device 33 by the controller 323. The power supply 322 may employ a lithium battery or other battery.
Specifically, a notch is formed on the upper end surface of the bottom plate 1 below the main board supporting frame 321; as shown in fig. 6, the magnetic flux leakage detection device 31 includes a yoke support 311, wherein the bottom of the yoke support 311 is located on the notch, a U-shaped yoke 312 is disposed at the top of the yoke support 311, an exciting coil 313 is wound around the middle of the U-shaped yoke 312, and two ends of the U-shaped yoke 312 pass through the notch and are located at the top of the track 5; a plurality of magnetic leakage sensors 314 positioned at the top of the track 5 are arranged on the end surface of the bottom of the magnetic yoke support frame 311; preferably, the magnetic leakage sensor 314 is linearly arranged on the end surface of the bottom of the magnetic yoke support frame 311, and the distance between the two ends of the U-shaped magnetic yoke 312 and the top of the track 5 and the magnetic leakage sensor 314 is 2mm; the exciting coil 313 and the plurality of leakage magnetic sensors 314 are electrically connected to the controller 323.
When the magnetic flux leakage detection device 31 works, the controller 323 controls the exciting current of the exciting coil 313, and the exciting current and the U-shaped magnetic yoke 312 jointly generate exciting magnetic fields with different intensities, so that the track 5 between the U-shaped magnetic yokes 312 is uniformly magnetized, and the magnitude of the exciting current can be controlled according to the detection requirement during actual detection, so that the track 5 is in different magnetization states; specifically, an amplifying, filtering and conditioning circuit is integrated in the leakage magnetic sensor 314, the leakage magnetic sensor 314 may be a hall sensor, and the hall sensor collects the magnetic field intensity of the surface of the track 5 according to a set sampling frequency, and stores the magnetic field intensity in the main board collection device 32, so as to analyze the defect characteristics of the surface and the near surface of the track 5.
As shown in fig. 1 and 7, the visual detection device 33 includes a camera support plate 331 disposed outside the base plate 1, a plurality of supporting legs 332 fixedly connected to the upper end surface of the base plate 1 are disposed on the camera support plate 331, a visual sensor 333 with a shooting direction facing the top of the track 5 is disposed on the camera support plate 331, and the visual sensor 333 is electrically connected to the controller 323. The vision sensor 333 may employ a plurality of high-speed cameras arranged in a linear array, and the high-speed cameras arranged in a linear array may synchronously acquire the surface image of the track 5 and store the surface image in the main board acquisition device 32 for analyzing the surface defect characteristics of the track 5. In order to facilitate the positioning of defects, the monorail detection vehicle adopts a Beidou module to position the collected image position information, and two coaxially installed photoelectric encoders are used for recording mileage information of the monorail detection vehicle. Meanwhile, in order to enable the whole visual inspection device 33 to normally collect the surface image of the track 5 at night, an illuminating lamp and a plurality of high-speed cameras can be further arranged on the camera support plate 331, and the illuminating lamp and the high-speed cameras are fixed on the camera support plate 331 through the clamp.
In this embodiment, the magnetic flux leakage detection device 31 and the visual detection device 33 are provided to detect the surface defect of the track 5, and the collected data can be transmitted to the data acquisition card through the communication device for subsequent analysis, so that the error is reduced, and the detection accuracy is improved.
In the monorail detection vehicle suitable for track detection, in the working process, the motor 211 drives the driving wheel 213 to rotate, so that the monorail detection vehicle moves along the surface of the track 5; the sliding block 402 is slid to a proper position, the supporting plate 403 and the locking frame 407 are respectively rotated, the supporting plate 403 and the locking frame 407 are in a horizontal state, the position of the auxiliary wheel axle 410 in the linear groove 409 is adjusted, the auxiliary wheel 404 is fully contacted with the side surface of the track 5, finally the locking nut 411 is screwed, the auxiliary wheel axle 410 is kept vertical, the current position of the fixed auxiliary wheel 404 is fully contacted with the side surface of the track 5, balance is kept, and the single-rail detection vehicle detects the surface of the track 5. Starting the magnetic flux leakage detection device 31 and the visual detection device 33 through the controller 323, linearly arranging a plurality of single magnetic flux leakage sensors 314 on the magnetic yoke support frame 311 through the measurement range of the single magnetic flux leakage sensors 314, fixing the magnetic yoke support frame 311 on the bottom plate 1 through bolt connection, and adjusting the two ends of the U-shaped magnetic yoke 312 and the distance between the magnetic flux leakage sensors 314 and the top of the track 5 to a preset value; the vision sensor 333 is arranged on the camera support plate 331 and the distance is adjusted, the monorail detection vehicle moves on the surface of the track 5, and data acquired by the magnetic leakage sensor 314 and the vision sensor 333 are transmitted to the data acquisition card for subsequent analysis.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The monorail detection vehicle suitable for track detection is characterized by comprising a vehicle frame with a bottom plate, wherein a traveling device, a track detection device and a plurality of auxiliary balancing devices are arranged on the bottom plate;
the running gear is used for driving the single-rail detection vehicle of the whole single-rail detection vehicle to run along the length direction of the track;
the track detection device is used for detecting track surface defects;
the four corners of the lower end surface of the bottom plate are respectively provided with an auxiliary balancing device; each auxiliary balancing device comprises two sliding guide rails which are arranged at intervals, and the tops of the two sliding guide rails are fixedly connected with the lower end face of the bottom plate; each sliding guide rail is connected with a sliding block in a sliding manner, a supporting plate is arranged between the two sliding blocks, an auxiliary wheel is rotatably arranged on the supporting plate, and the circumferential outer wall of the auxiliary wheel is in contact with the outer side wall of the rail;
two connecting lugs are arranged on each supporting plate at intervals; each sliding block is provided with a connecting groove; the two connecting lugs are rotationally connected with the two connecting grooves in a pin shaft matching mode;
each auxiliary balancing device further comprises a locking mechanism, wherein the locking mechanism comprises two locking frames and two locking seats;
the two locking frames are respectively arranged at two sides of the supporting plate;
the two locking seats are arranged on the lower end face of the bottom plate and are horizontally arranged at intervals;
each locking frame is of an L-shaped structure, and the horizontal section of each locking frame is detachably connected with the side wall of the supporting plate in a shaft hole matching mode; the vertical section of each locking frame is hinged with the locking seat in a pin shaft matching manner;
each supporting plate is provided with a linear groove, and the length direction of each linear groove is perpendicular to the length direction of the track; the middle part of auxiliary wheel runs through and is provided with an auxiliary wheel shaft, the top of auxiliary wheel shaft passes the straight line groove, is provided with the external screw thread on the axle section at auxiliary wheel shaft top, and the top of auxiliary wheel shaft is provided with lock nut.
2. The monorail detection vehicle for track detection of claim 1, wherein the running gear comprises a driving wheel mechanism and a driven wheel mechanism arranged at two ends of the bottom plate; the track detection device comprises a magnetic flux leakage detection device, a main board acquisition device and a visual detection device, wherein the magnetic flux leakage detection device, the main board acquisition device and the visual detection device are arranged on the upper end face of the bottom board and are electrically connected with each other.
3. The monorail detection vehicle for track detection according to claim 2, wherein the driving wheel mechanism comprises a motor, a driving shaft and a driving wheel, the motor is fixedly connected with the upper end surface of the bottom plate through a mounting plate, and a driving belt pulley is arranged on an output shaft of the motor;
the driving shaft is fixedly connected with the upper end face of the bottom plate through a bearing support frame and a bearing, one end of the driving shaft is provided with a driven belt pulley, and the driving belt pulley is connected with the driven belt pulley through belt transmission; the other end of the driving shaft is provided with the driving wheel, and the circumferential outer wall of the driving wheel is contacted with the upper end face of the rail; the axial direction of the driving shaft is perpendicular to the length direction of the rail.
4. A monorail test car adapted for use in track testing according to claim 2, wherein said driven wheel mechanism includes a driven wheel and a driven wheel axle; the driven wheel shaft is fixedly connected with the upper end face of the bottom plate through a bearing support frame and a bearing, and the driven wheel is rotatably arranged on the driven wheel shaft; the circumferential outer wall of the driven wheel is contacted with the upper end face of the track; the axis direction of the driven wheel shaft is perpendicular to the length direction of the rail.
5. The monorail detection vehicle for track detection according to claim 3, wherein the main board acquisition device comprises a main board support frame arranged in the middle of the upper end face of the bottom board, and a power supply and a controller which are electrically connected with each other are arranged on the main board support frame; the motor is electrically connected with the controller.
6. The monorail detection vehicle for track detection of claim 5, wherein a notch is formed in the upper end surface of the bottom plate below the main plate support frame; the magnetic flux leakage detection device comprises a magnetic yoke support frame, wherein the bottom of the magnetic yoke support frame is positioned on the notch, a U-shaped magnetic yoke with a downward opening is arranged at the top of the magnetic yoke support frame, an exciting coil is wound in the middle of the U-shaped magnetic yoke, and two ends of the U-shaped magnetic yoke penetrate through the notch and are positioned at the top of the track; the end face of the bottom of the magnetic yoke support frame is provided with a plurality of magnetic leakage sensors positioned at the top of the track; the excitation coil and the plurality of leakage magnetic sensors are electrically connected with the controller.
7. The monorail detection vehicle for track detection of claim 5, wherein the visual detection device comprises a camera support plate arranged outside the bottom plate, a plurality of support legs fixedly connected with the upper end face of the bottom plate are arranged on the camera support plate, a visual sensor with a shooting direction facing the top of the track is arranged on the camera support plate, and the visual sensor is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310632855.5A CN116353644B (en) | 2023-05-31 | 2023-05-31 | Monorail detection vehicle suitable for track detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310632855.5A CN116353644B (en) | 2023-05-31 | 2023-05-31 | Monorail detection vehicle suitable for track detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116353644A CN116353644A (en) | 2023-06-30 |
| CN116353644B true CN116353644B (en) | 2023-08-04 |
Family
ID=86909401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310632855.5A Active CN116353644B (en) | 2023-05-31 | 2023-05-31 | Monorail detection vehicle suitable for track detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116353644B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200449606Y1 (en) * | 2009-05-25 | 2010-07-23 | 김진갑 | Concurrently adjusted type star wheel |
| CN206462312U (en) * | 2017-01-22 | 2017-09-05 | 北京稻香村食品有限责任公司 | The adjustable mould of spacing for dough forming press |
| CN111667952A (en) * | 2020-06-11 | 2020-09-15 | 黄宝春 | Blowing device for power cable processing |
| CN215164777U (en) * | 2021-06-17 | 2021-12-14 | 郑州市华中建机有限公司 | Highway-railway dual-purpose bridge girder erection machine |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3812708A (en) * | 1971-11-17 | 1974-05-28 | Scanning Sys Inc | Method and apparatus for testing wheels and defect detection in wheels |
| CN104131721B (en) * | 2013-05-03 | 2018-07-03 | 于君 | The pectination jiffy stand and applicable conveying trolley in garage parking |
| JP6400704B2 (en) * | 2013-07-24 | 2018-10-03 | ジェネラル インピアンティ ソシエタ レスポンサビリタ リミタータＧｅｎｅｒａｌ Ｉｍｐｉａｎｔｉ Ｓ．Ｒ．Ｌ． | Self-propelled device |
| CN103938509A (en) * | 2014-04-11 | 2014-07-23 | 山东莱钢建设有限公司 | Track panel laying equipment for medium-low-speed magnetic levitation tracks |
| AU2017206879B2 (en) * | 2016-01-15 | 2021-10-07 | Sperry Rail, Inc. | An adaptive rail inspection carriage |
| CN107161164A (en) * | 2017-05-11 | 2017-09-15 | 成都中信华瑞科技有限公司 | A kind of Tunnel testing car |
| CN108263419B (en) * | 2018-03-02 | 2023-10-10 | 四川曜诚无损检测技术有限公司 | Probe flaw detection control device for detecting bottom surface of steel rail bottom |
| CN108132341B (en) * | 2018-03-02 | 2024-04-23 | 四川曜诚无损检测技术有限公司 | Probe flaw detection control device for detecting tread of rail head of steel rail |
| CN210454807U (en) * | 2019-07-01 | 2020-05-05 | 上海海事大学 | Single-rail contact type track detection vehicle |
| CN110893864A (en) * | 2019-12-25 | 2020-03-20 | 北京世纪东方通讯设备有限公司 | Railway track flaw detection mechanism and flaw detection vehicle |
| CN212556234U (en) * | 2020-05-29 | 2021-02-19 | 寒武特种装备(常州)有限公司 | Single-rail flaw detection vehicle |
| CN112265562B (en) * | 2020-10-28 | 2021-10-01 | 广州松兴电气股份有限公司 | Adjustable elastic pressing guide wheel device |
| CN213558933U (en) * | 2020-11-08 | 2021-06-29 | 成都理工大学工程技术学院 | Flexible steering mechanism of pipeline robot |
| CN215904484U (en) * | 2021-10-09 | 2022-02-25 | 武汉源岩测绘技术有限公司 | Geometric state measuring vehicle for track measurement |
| CN114800433A (en) * | 2022-04-22 | 2022-07-29 | 南京信息职业技术学院 | Slide rail type inspection robot |
| CN115027512B (en) * | 2022-06-24 | 2023-11-28 | 广东省特种设备检测研究院顺德检测院 | Intelligent rail detection robot |
| CN116100529B (en) * | 2023-03-29 | 2023-06-13 | 成都大学 | Running gear of robot is patrolled and examined to track |
-
2023
- 2023-05-31 CN CN202310632855.5A patent/CN116353644B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200449606Y1 (en) * | 2009-05-25 | 2010-07-23 | 김진갑 | Concurrently adjusted type star wheel |
| CN206462312U (en) * | 2017-01-22 | 2017-09-05 | 北京稻香村食品有限责任公司 | The adjustable mould of spacing for dough forming press |
| CN111667952A (en) * | 2020-06-11 | 2020-09-15 | 黄宝春 | Blowing device for power cable processing |
| CN215164777U (en) * | 2021-06-17 | 2021-12-14 | 郑州市华中建机有限公司 | Highway-railway dual-purpose bridge girder erection machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116353644A (en) | 2023-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109281238B (en) | Track detector | |
| CN203231740U (en) | Railway track abrasion detector | |
| CN110528345B (en) | Self-propelled detection vehicle for detection before delivery of urban rail transit rails | |
| CN108502729B (en) | Intelligent detection trolley, detection system and detection method for overhead track of hoisting machinery | |
| CN105128693A (en) | Medium and low speed magnetic levitation train air gas detection system and method | |
| CN201199147Y (en) | Instrument for checking steel rail straight degree of railway rail | |
| CN114751332A (en) | Multilayer rail mounted patrols and examines lift for robot | |
| CN116353644B (en) | Monorail detection vehicle suitable for track detection | |
| CN109987116B (en) | High-temperature superconductive magnetic levitation track inspection vehicle | |
| CN104792542A (en) | Automobile brake performance detecting system calibrating apparatus and automobile brake performance detecting system calibrating method based on stereoscopic vision | |
| CN219609193U (en) | Magnetic field detection device for magnetic levitation track | |
| CN214470772U (en) | Lightweight tunnel comprehensive detection and analysis system | |
| CN205861016U (en) | A kind of wheel is to axle journal automatic measurement machine | |
| CN205861017U (en) | A kind of wheel is to automatic measurement machine | |
| CN105223267A (en) | Ferromagnetic component off-line leakage field imaging detection device and method | |
| CN204694476U (en) | Based on the Test System for Automobile Brake Performance calibrating installation of stereoscopic vision | |
| CN113218278B (en) | Railway platform detection robot | |
| CN115817570A (en) | Rail breakage inspection device and inspection method based on single-rail self-balancing | |
| CN205280000U (en) | Portable train tire tread profile detection device | |
| Shan et al. | Design of multifunctional railway track inspection vehicle | |
| CN208505332U (en) | A kind of multi-sensor data fusion caliberating device | |
| CN114682498A (en) | Bearing saddle detection system | |
| CN202676144U (en) | Rail gap measuring device for maglev F-type rail | |
| CN112249049A (en) | Intelligent track detection trolley | |
| CN2745057Y (en) | Automatic wheel-pair measuring machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |