CN115583261B - Intelligent track inspection trolley - Google Patents
Intelligent track inspection trolley Download PDFInfo
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- CN115583261B CN115583261B CN202211572777.6A CN202211572777A CN115583261B CN 115583261 B CN115583261 B CN 115583261B CN 202211572777 A CN202211572777 A CN 202211572777A CN 115583261 B CN115583261 B CN 115583261B
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- camera
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- detection
- detection box
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- 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
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- 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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention relates to an intelligent track inspection trolley, and belongs to the field of track maintenance equipment. The intelligent track inspection trolley comprises a frame bottom plate, wherein four corners of the lower end surface of the frame bottom plate are respectively provided with a wheel, and four wheels are arranged on two tracks; two sides of the upper end surface of the frame bottom plate are respectively provided with a detection box, the two detection boxes are arranged along the width direction of the two rails, and the two detection boxes are positioned at the tops of the two rails; a camera used for collecting the abrasion image of the contact surface of the rail is arranged in each detection box; the two cameras are electrically connected with the subsequent image processing module; realize the dolly through the wheel and remove along two orbital length direction, along with the dolly drives the camera and removes, the camera is gathered track contact surface wearing and tearing image in real time, and the detection case can completely cut off the interference that external light source caused the camera for the camera is gathered wheel rail contact surface wearing and tearing image and is clear accurate, avoids appearing the track wearing and tearing defect condition of examining.
Description
Technical Field
The invention belongs to the field of track maintenance equipment, and particularly relates to an intelligent track inspection trolley.
Background
With the rapid development of the world high-speed railway, the speed per hour of the rail transit breaks through 400km/h. However, the increase in train speed also means that the wheel and rail system is more severely worn due to operating conditions such as speed and vibration. Once a wheel rail system has a problem in the running process of a train, normal transportation of the train can be influenced, and even great hidden danger can be caused to the safety of passengers. Therefore, timely detection of wear of the wheel-rail system is required.
In the middle rail abrasion detection system in the prior art, most of industrial cameras are adopted to collect images of abrasion conditions of the contact surfaces of the wheel rails, so that the abrasion of the contact surfaces of the wheel rail system is detected, for example, china invention CN202011558254.7, the abrasion detection system for the rail is shot by a machine vision technology, and two groups of different images are shot from the inside and the outside of the rail by arranging multi-angle cameras, so that the abrasion of the contact surfaces of the wheel rail system is detected. However, in the process of actually acquiring the wear image of the wheel-rail contact surface, the wheel-rail contact surface is exposed in the external environment, and the camera is easily interfered by an external light source, such as poor light or light reflection, so that the wear image of the wheel-rail contact surface acquired by the camera is inaccurate, and the problem of missing detection of the rail wear defect is easily caused.
Disclosure of Invention
Based on the problems in the prior art, the invention provides an intelligent track inspection trolley, which solves the problem that in the prior art, a track abrasion defect is missed due to the fact that a camera of a track abrasion detection system is easily interfered by an external light source.
The embodiment of the invention is realized by the following steps:
the embodiment of the invention provides an intelligent track inspection trolley which comprises a frame bottom plate, wherein four corners of the lower end surface of the frame bottom plate are respectively provided with a wheel, and the four wheels are arranged on two tracks;
two sides of the upper end surface of the frame bottom plate are respectively provided with a detection box, the two detection boxes are arranged along the width direction of the two rails, and the two detection boxes are positioned at the tops of the two rails;
a camera used for collecting abrasion images of the contact surface of the rail is arranged in each detection box; and the two cameras are electrically connected with the subsequent image processing module.
The basic principle of the intelligent track inspection trolley is as follows: the intelligence is patrolled and examined the dolly and is set up on two tracks, and realize the dolly through the wheel and remove along two orbital length direction, be provided with two detection casees through terminal surface on the frame bottom plate, be provided with the camera in the detection case, along with the dolly drives the camera and removes, the camera is gathered track contact surface wearing and tearing image in real time, and the camera sets up the inside at the detection case, the detection case can completely cut off the interference that external light source caused the camera, make the camera gather the clear accuracy of wheel rail contact surface wearing and tearing image, avoid appearing the condition that track wearing and tearing defect was examined neglected.
As an alternative of the above embodiment, each detection box is of a cubic structure with an opening at the bottom, and the two detection boxes are symmetrically arranged on two sides of the upper end surface of the frame bottom plate; two the image acquisition direction of camera is vertical downwards, and the camera sees through the opening of detection bottom of the case portion and gathers track contact surface wearing and tearing image.
As an alternative of the above embodiment, a revolving door is arranged on one side wall of each detection box, the revolving door is rotatably connected with the detection box through a hinge, and a buckle matched with the revolving door is arranged on the detection box. The setting of revolving door is convenient for open or close the detection case from the lateral wall direction of detection case, has realized the installation and the maintenance of camera.
As an alternative to the above embodiment, the width of the frame floor is less than the distance between the inner side walls of the two rails;
the two detection boxes are fixedly connected with the upper end face of the chassis base plate through mounting support frames, each mounting support frame comprises a cross rod and a vertical rod, and a plurality of mounting holes are formed in each of the cross rods and the vertical rods; the end parts of the transverse rods and the vertical rods are connected to form an L-shaped structure, and the middle parts of the transverse rods and the vertical rods are fixedly connected with inclined rods;
the cross rod is fixedly connected with the upper end surface of the frame bottom plate through a plurality of mounting holes; the vertical rod is fixedly connected with the side wall of the detection box through a plurality of mounting holes. The fixing of two detection boxes is realized through two erection bracing frames to two detection boxes are located the outside of frame bottom plate both sides respectively, and the purpose of such setting has avoided frame bottom plate to shelter from the bottom of two detection boxes, makes the camera see through the opening of detection box bottom to gather track contact surface wearing and tearing image.
As an alternative to the above embodiment, a camera fixing frame for installing and adjusting the position of the camera in the vertical direction is arranged in each detection box. The position of the fixing frame in the vertical direction is added through adjustment, the height position of the camera is adjusted, the distance between the camera and the upper end face of the rail is adjusted, and the abrasion image of the contact surface of the rail collected by the camera is clearer.
As an alternative of the above embodiment, the camera fixing frame specifically includes a camera mounting plate disposed inside the detection box, an L-shaped connecting plate is fixedly disposed on a lower end surface of the camera mounting plate, a horizontal end of the L-shaped connecting plate is fixedly connected with the lower end surface of the camera mounting plate, a connecting arm is disposed at a vertical end of the L-shaped connecting plate, and a top of the connecting arm is hinged to the vertical end of the L-shaped connecting plate; a strip-shaped mounting groove is vertically formed in the middle of the connecting arm, and the camera is fixedly connected with the strip-shaped mounting groove through a screw; the camera is fixedly connected with the camera mounting plate through the L-shaped connecting plate and the connecting arm, the connecting arm is hinged with the L-shaped connecting plate, and the connecting arm can rotate around the hinged point to adjust the angle of the camera on the connecting arm; and the setting of bar mounting groove on the linking arm realizes that the position of camera on the linking arm is adjustable, realizes the fine setting of camera position in vertical side.
Two guide rods are vertically and symmetrically arranged on two sides of the upper end surface of the camera mounting plate, and a lead screw is vertically arranged between the two guide rods;
the bottom ends of the two guide rods are fixedly connected with the upper end face of the camera mounting plate, and the top ends of the two guide rods penetrate through the top of the detection box;
a screw nut is fixedly arranged at the top of the detection box, a bearing seat is arranged on the camera mounting plate, a rotating bearing is arranged in the bearing seat, and the axis of the rotating bearing is superposed with the axis of the screw;
the top end of the screw rod penetrates through the top of the detection box, the middle of the screw rod is in threaded connection with the screw rod nut, and the bottom end of the screw rod is fixedly connected with the inner ring circumferential inner wall of the rotating bearing.
The screw rod is in threaded fit with the screw rod nut, and the position of the camera mounting plate at the bottom of the screw rod is adjusted in the vertical direction by rotating the screw rod so as to adjust the position of a camera on the camera mounting plate; the camera mounting plate can stably move in the vertical direction due to the arrangement of the two guide rods; the bottom of the screw rod is fixedly connected with the inner wall of the circumference of the inner ring of the rotating bearing, so that the degree of freedom of rotation of the bottom of the screw rod is balanced, and the camera mounting plate is prevented from rotating along with the screw rod due to the arrangement of the two guide rods and the rotating bearing.
As an alternative of the above embodiment, the top end of the screw rod is provided with a screwing wrench, the screwing wrench is located on the outer side of the top of the detection box, and the screw rod can be rotated by rotating the screwing wrench to adjust the position of the camera on the camera mounting plate.
As an alternative of the above embodiment, the camera mounting plate is provided with an illuminating lamp support, the illuminating lamp support includes two support bridges disposed on two sides of the illuminating lamp support, two angle adjusting supports are symmetrically disposed on two sides of each support bridge, two opposite angle adjusting supports on the two support bridges form a group, an illuminating lamp holder is disposed between the angle adjusting supports, and an illuminating lamp set is disposed on the illuminating lamp holder. The lighting lamp group can provide an additional light source for the camera, so that the camera can acquire a wheel-rail contact surface abrasion image clearly and accurately; the angle of the lighting lamp set can be adjusted by the aid of the angle adjusting support, so that the lighting lamp set is aligned to the contact surface of the track, and the camera can conveniently acquire wear images of the contact surface of the track.
As an alternative to the above embodiment, each of the angle-adjusting brackets includes a vertical connecting piece and an angle-adjusting rod; the middle part of the vertical connecting sheet is provided with a strip-shaped sliding chute;
the illuminating lamp holder comprises a flat plate and two vertical plates symmetrically arranged on two sides of the upper end surface of the flat plate, and the flat plate is connected with the illuminating lamp group;
the top of the vertical connecting piece is connected with the supporting bridge through a bolt, and the bottom of the vertical connecting piece is connected with one side of the vertical plate through a bolt; one end of the angle adjusting rod is connected with the strip-shaped sliding groove through a bolt, and the other end of the angle adjusting rod is connected with one side of the vertical plate through a bolt.
As an alternative of the above embodiment, four corners of the lower end surface of the frame bottom plate are respectively provided with one mounting seat, and the four wheels are connected with the four mounting seats through wheel shafts; the four wheels adopt the same contour dimension of the rail tread as the train wheels;
the upper end surface of the frame bottom plate is provided with a power box, the lower end surface of the frame bottom plate is provided with a driving device, the driving device comprises a motor electrically connected with the power box, the output end of the motor is provided with a coupler, and the output end of the coupler is provided with a driving gear; one of the wheel shafts is provided with a driven gear meshed with the driving gear. The driving device drives the whole inspection trolley to move along the rail without manual pushing, so that the detection efficiency is improved, and the intelligent level of a railway system is improved.
The invention has the beneficial effects that: 1. according to the intelligent track inspection trolley provided by the invention, the trolley is moved along the length direction of two tracks through the wheels, the two detection boxes are arranged on the upper end surface of the base plate of the trolley frame, the cameras are arranged in the detection boxes and are driven by the trolley to move, the cameras collect abrasion images of the contact surface of the track in real time, the cameras are arranged in the detection boxes, and the detection boxes can isolate interference of an external light source on the cameras, so that the images of the contact surface of the wheel and the track collected by the cameras are clear and accurate, and the condition of missing detection of track abrasion defects is avoided.
2. According to the intelligent track inspection trolley provided by the invention, the camera fixing frame is arranged in the detection box, so that the height position of the camera is adjusted, the distance between the camera and the upper end surface of the track is adjusted, and the abrasion image of the contact surface of the track acquired by the camera is clearer.
3. According to the intelligent track inspection trolley provided by the invention, the illumination lamp group is arranged in the detection box, the illumination direction of the illumination lamp group is adjusted through the angle adjusting bracket, and the illumination lamp group can provide an additional light source for the camera, so that the camera can acquire a wheel-rail contact surface abrasion image clearly and accurately; the angle of the lighting lamp set can be adjusted by the aid of the angle adjusting support, so that the lighting lamp set is aligned to the contact surface of the track, and the camera is convenient to acquire wear images of the contact surface of the track.
4. According to the intelligent track inspection trolley provided by the invention, the driving device is arranged on the frame bottom plate and drives the whole inspection trolley to move along the track, manual pushing is not needed, the detection efficiency is improved, and the intelligent level of a railway system 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 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts. 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 drawings. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a three-dimensional schematic diagram of an intelligent track inspection trolley according to the invention;
FIG. 2 is a schematic three-dimensional structure of a detection box;
fig. 3 is an enlarged schematic structural view of a camera fixing frame and an illuminating lamp bracket.
Fig. 4 is an enlarged structural schematic view of the mounting support frame.
FIG. 5 is a bottom view of the bottom plate of the bicycle frame.
Fig. 6 is a bottom view structural diagram of fig. 3.
Wherein, 1, a frame bottom plate; 2. a wheel; 3. a detection box; 4. a camera; 5. a revolving door; 6. a hinge; 7. buckling; 8. mounting a support frame; 9. a cross bar; 10. a vertical rod; 11. a diagonal bar; 12. a camera mount; 13. a camera mounting plate; 14. an L-shaped connecting plate; 15. a connecting arm; 16. a strip-shaped mounting groove; 17. a guide bar; 18. a screw rod; 19. a feed screw nut; 20. a bearing seat; 21. rotating the bearing; 22. screwing a wrench; 23. an illumination lamp bracket; 24. a support bridge; 25. an angle adjusting bracket; 26. an illumination lamp socket; 27. a set of lighting lamps; 28. a vertical connecting sheet; 29. an angle adjusting rod; 30. a strip-shaped chute; 31. a flat plate; 32. a vertical plate; 33. a mounting seat; 34. an axle; 35. a power supply box; 36. a motor; 37. a coupling; 38. a driving gear; 39. a driven gear.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of 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 present invention, 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
First embodiment
Referring to fig. 1 and 2, a first embodiment of the invention provides an intelligent track inspection trolley, which includes a frame bottom plate 1, wherein four corners of a lower end surface of the frame bottom plate 1 are respectively provided with a wheel 2, and four wheels 2 are arranged on two tracks.
The two sides of the upper end face of the frame bottom plate 1 are respectively provided with a detection box 3, the detection boxes 3 are arranged along the width direction of the two rails, and the two detection boxes 3 are located at the tops of the two rails.
Specifically, each of the detection boxes 3 has a cubic structure with an opening at the bottom, and the size of the detection box 3 is a cuboid of 250mm × 250mm × 400mm, and preferably, the bottoms of the two detection boxes 3 are parallel to the horizontal plane.
A camera 4 for collecting the abrasion image of the contact surface of the rail is arranged in each detection box 3; and the two cameras 4 are electrically connected with the subsequent image processing module.
Simultaneously, be provided with revolving door 5 on two detection case 3's the lateral wall, revolving door 5 can comprise iron sheet door and hinge 6, and 6 specifications of hinge are 1.5 cuns, and the intermediate addition SL machine oil of hinge 6 is provided with on the corresponding detection case 3 with 5 complex buckles 7 of revolving door in order to lubricate and rust-resistant. The setting of revolving door 5 is convenient for open or close detection case 3 from the lateral wall direction of detection case 3, has realized the installation and the maintenance of camera 4.
The width of the frame bottom plate 1 is smaller than the distance between the inner side walls of the two rails;
as shown in fig. 1 and 4, the two detection boxes 3 are fixedly connected with the upper end surface of the frame bottom plate 1 through mounting support frames 8, each mounting support frame 8 comprises a cross rod 9 and a vertical rod 10, and the cross rod 9 and the vertical rod 10 are both provided with a plurality of mounting holes; the end parts of the cross rod 9 and the vertical rod 10 are connected to form an L-shaped structure, and the middle parts of the cross rod 9 and the vertical rod 10 are fixedly connected with an inclined rod 11;
the cross rod 9 is fixedly connected with the upper end surface of the frame bottom plate 1 through a plurality of mounting holes; the vertical rod 10 is fixedly connected with the side wall of the detection box 3 through a plurality of mounting holes.
The fixing of two detection boxes 3 is realized through two mounting support frames 8, and the two detection boxes 3 are respectively positioned outside two sides of the frame bottom plate 1, so that the frame bottom plate 1 is prevented from blocking the bottoms of the two detection boxes 3, and the camera 4 is enabled to penetrate through an opening in the bottom of the detection box 3 to collect the rail contact surface abrasion image.
According to the intelligent track inspection trolley provided by the invention, the trolley is moved along the length direction of two tracks through the wheels 2, the two detection boxes 3 are arranged on the upper end surface of the frame bottom plate 1, the cameras 4 are arranged in the detection boxes 3, the cameras 4 are driven by the trolley to move, the cameras 4 collect track contact surface abrasion images in real time, the cameras 4 are arranged in the detection boxes 3, and the detection boxes 3 can isolate the interference of an external light source on the cameras 4, so that the wheel and track contact surface abrasion images collected by the cameras 4 are clear and accurate, the condition of track abrasion defect omission is avoided, and the problem of track abrasion defect omission caused by the fact that the cameras 4 are easily interfered by the external light source in a track detection abrasion system in the prior art is solved.
The selection of the above components and their internal structures in this embodiment are all the prior art, and the working principle of each component and the specific connection relationship between the components are not specified herein.
Second embodiment
As shown in fig. 1, a second embodiment of the present invention provides a track intelligent inspection trolley, which is further limited based on the first embodiment, and the improvement point is how to specifically arrange a camera 4, and please refer to the first embodiment or the prior art for other parts not mentioned.
As shown in fig. 3 and 6, in particular, a camera fixing frame 12 for installing and adjusting the position of the camera 4 in the vertical direction is arranged in each detection box 3. The position of the fixed frame in the vertical direction is added through adjustment, so that the height position of the camera 4 is adjusted, the distance between the camera 4 and the upper end face of the rail is adjusted, and the abrasion image of the contact surface of the rail collected by the camera 4 is clearer.
Specifically, the camera fixing frame 12 includes a camera mounting plate 13 disposed inside the detection box 3, the camera mounting plate 13 may be an aluminum alloy plate of 196mm × 50mm × 2mm, an L-shaped connecting plate 14 is fixedly disposed on a lower end face of the camera mounting plate 13, a horizontal end of the L-shaped connecting plate 14 may be fixedly connected to the lower end face of the camera mounting plate 13 by a bolt, a connecting arm 15 is disposed at a vertical end of the L-shaped connecting plate 14, a top of the connecting arm 15 is hinged to the vertical end of the L-shaped connecting plate 14, a specific hinge manner is that coincident mounting holes may be disposed on the vertical ends of the connecting arm 15 and the L-shaped connecting plate 14, and a bolt fixing member is disposed in the mounting holes, and the connecting arm 15 may be rotated by a bolt and fixed in a position after the rotation; the connecting arm 15 middle part is vertical to be provided with bar mounting groove 16, camera 4 through the screw with bar mounting groove 16 fixed connection.
The camera 4 is fixedly connected with the camera mounting plate 13 through the L-shaped connecting plate 14 and the connecting arm 15, meanwhile, the connecting arm 15 is hinged with the L-shaped connecting plate 14, and the connecting arm 15 can rotate around the hinged point to adjust the angle of the camera 4 on the connecting arm 15; and the setting of strip mounting groove 16 on connecting arm 15 realizes that camera 4 is adjustable in position on connecting arm 15, realizes the fine setting of camera 4 position in vertical direction.
Two guide rods 17 are vertically and symmetrically arranged on two sides of the upper end face of the camera mounting plate 13, and a screw rod 18 is vertically arranged between the two guide rods 17. The bottom ends of the two guide rods 17 are fixedly connected with the upper end face of the camera mounting plate 13, and the top ends of the two guide rods 17 penetrate through the top of the detection box 3.
The top of the detection box 3 is fixedly provided with a screw nut 19, the camera mounting plate 13 is provided with a bearing seat 20, a rotating bearing 21 is arranged in the bearing seat 20, and the axis of the rotating bearing 21 is superposed with the axis of the screw 18.
The top end of the screw rod 18 penetrates through the top of the detection box 3, the top end of the screw rod 18 is provided with a screwing wrench 22, the screwing wrench 22 is located on the outer side of the top of the detection box 3, and the screw rod 18 can be rotated by rotating the screwing wrench 22 so as to adjust the position of the camera 4 on the camera mounting plate 13. The middle part of the screw rod 18 is in threaded connection with the screw rod nut 19, and the bottom end of the screw rod 18 is fixedly connected with the inner circumferential wall of the inner ring of the rotating bearing 21.
The screw rod 18 is matched with the screw nut 19 through threads, and the position of the camera mounting plate 13 at the bottom of the screw rod 18 is adjusted in the vertical direction by rotating the screw rod 18 so as to adjust the position of the camera 4 on the camera mounting plate 13; the two guide rods 17 are arranged to realize the stable movement of the camera mounting plate 13 in the vertical direction; the bottom of the screw rod 18 is fixedly connected with the inner circumferential wall of the inner ring of the rotating bearing 21, so that the rotating freedom degree of the bottom of the screw rod 18 is balanced, and the camera mounting plate 13 is prevented from rotating along with the screw rod 18 due to the arrangement of the two guide rods 17 and the rotating bearing 21.
The structure not mentioned in the present embodiment may refer to the related art or the first embodiment, and the like.
Third embodiment
As shown in fig. 2, a third embodiment of the present invention provides a track intelligent inspection trolley, which is further defined on the basis of the first embodiment and the second embodiment, and the improvement point is how to specifically arrange the lighting lamp set 27 inside the detection box 3, and please refer to the first and second embodiments or the prior art for other parts not mentioned.
As shown in fig. 3 and fig. 6, specifically, an illumination lamp bracket 23 is arranged on the camera mounting plate 13, the illumination lamp bracket 23 includes two support bridges 24 arranged on two sides of the illumination lamp bracket 23, each support bridge 24 may be an aluminum alloy plate of 220mm × 10mm × 2mm, two angle adjusting brackets 25 are symmetrically arranged on two sides of each support bridge 24, two opposite angle adjusting brackets 25 on the two support bridges 24 are in a group, an illumination lamp holder 26 is arranged between the angle adjusting brackets 25 in the group, and an illumination lamp group 27 is arranged on the illumination lamp holder 26. The lighting lamp group 27 can provide an additional light source for the camera 4, so that the camera 4 can acquire a wheel-rail contact surface abrasion image clearly and accurately; the angle of the lighting lamp set 27 can be adjusted by the angle adjusting support 25, so that the lighting lamp set 27 is aligned to the contact surface of the track, and the camera 4 can conveniently acquire the abrasion image of the contact surface of the track.
In particular, each of said angular adjustment brackets 25 comprises a vertical connecting tab 28 and an angular adjustment bar 29; the middle part of the vertical connecting sheet 28 is provided with a strip-shaped sliding chute 30; preferably, but not limitatively, the vertical connecting piece 28 is an aluminum alloy plate of 95mm × 10mm × 2mm, and the strip-shaped chute 30 has dimensions of 46mm × 8mm;
the lighting lamp holder 26 comprises a flat plate 31 and two vertical plates 32 symmetrically arranged on two sides of the upper end surface of the flat plate 31, and the lighting lamp group 27 is connected to the flat plate 31.
The top of the vertical connecting piece 28 is connected with the supporting bridge 24 through a bolt, and the bottom of the vertical connecting piece 28 is connected with one side of the vertical plate 32 through a bolt; one end of the angle adjusting rod 29 is connected with the strip-shaped sliding groove 30 through a bolt, and the other end of the angle adjusting rod 29 is connected with one side of the vertical plate 32 through a bolt.
The adjustment of the inclination angle of the flat plate 31 is realized by adjusting the position of the top end of the angle adjusting rod 29 in the bar-shaped sliding groove 30, so that the adjustment of the irradiation angle of the lighting lamp set 27 on the flat plate 31 is realized, and after the irradiation angle of the lighting lamp set 27 is adjusted to a preset position, the position of the top end of the angle adjusting rod 29 in the bar-shaped sliding groove 30 is locked through a bolt, so that the irradiation angle of the lighting lamp set 27 is fixed.
The selection of the above components and their internal structures in this embodiment are all the prior art, and the working principle of each component and the specific connection relationship between the components are not specified herein. The related art, the first embodiment, the second embodiment, and the like may be referred to for a structure not mentioned in the present embodiment.
Fourth embodiment
As shown in fig. 1 and fig. 5, a fourth embodiment of the present invention provides an intelligent rail inspection trolley, which is further limited on the basis of the embodiment, the intelligent inspection trolley includes a frame bottom plate 1, four corners of a lower end surface of the frame bottom plate 1 are respectively provided with a wheel 2, and four wheels 2 are arranged on two rails;
two sides of the upper end surface of the frame bottom plate 1 are respectively provided with a detection box 3, the two detection boxes 3 are arranged along the width direction of the two rails, and the two detection boxes 3 are positioned at the tops of the two rails;
a camera 4 for collecting the abrasion image of the contact surface of the rail is arranged in each detection box 3; and the two cameras 4 are electrically connected with the subsequent image processing module.
Four corners of the lower end surface of the frame bottom plate 1 are respectively provided with a mounting seat 33, and the four wheels 2 are connected with the four mounting seats 33 through wheel shafts 34; the four wheels 2 adopt the same contour dimension of the rail tread as the train wheels 2;
the upper end face of the frame bottom plate 1 is provided with a power supply box 35, the lower end face of the frame bottom plate 1 is provided with a driving device, the driving device comprises a motor 36 electrically connected with the power supply box 35, the motor 36 is fixedly connected with the lower end face of the frame bottom plate 1, the output end of the motor 36 is provided with a coupler 37, and the output end of the coupler 37 is provided with a driving gear 38; one of the axles 34 is provided with a driven gear 39 which engages the drive gear 38.
Preferably, but not limitatively, the power box 35 includes a dc power supply that powers the motor 36, the camera 4, the lighting lamp set 27 and the GPS/BD positioning module, and a GPS/BD positioning module. The GPS/BD positioning module adopts an ATK-S1216F8-BD GPS/Beidou module, the size of the module is 25mm multiplied by 27mm, the module supports two levels of 3.3V/5V, the module can be matched with various single-chip microcomputers for use, and the starting time can reach 29S at the fastest.
The motor 36 rotates to transmit power to the wheel 2 through the coupler 37, the driving gear 38, the driven gear 39 and the wheel shaft 34, so that the driving device drives the whole inspection trolley to move along the rail without manual pushing, the detection efficiency is improved, and the intelligent level of a railway system is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The intelligent track inspection trolley is characterized by comprising a frame bottom plate, wherein four corners of the lower end surface of the frame bottom plate are respectively provided with a wheel, and four wheels are arranged on two tracks;
two sides of the upper end surface of the frame bottom plate are respectively provided with a detection box, the two detection boxes are arranged along the width direction of the two rails, and the two detection boxes are positioned at the tops of the two rails;
a camera used for collecting abrasion images of the contact surface of the rail is arranged in each detection box; the two cameras are electrically connected with the subsequent image processing module; a camera fixing frame used for installing and adjusting the position of the camera in the vertical direction is arranged in each detection box; the camera fixing frame comprises a camera mounting plate arranged in the detection box, an L-shaped connecting plate is fixedly arranged on the lower end face of the camera mounting plate, the horizontal end of the L-shaped connecting plate is fixedly connected with the lower end face of the camera mounting plate, a connecting arm is arranged at the vertical end of the L-shaped connecting plate, and the top of the connecting arm is hinged with the vertical end of the L-shaped connecting plate; a strip-shaped mounting groove is vertically formed in the middle of the connecting arm, and the camera is fixedly connected with the strip-shaped mounting groove through a screw;
two guide rods are vertically and symmetrically arranged on two sides of the upper end surface of the camera mounting plate, and a lead screw is vertically arranged between the two guide rods;
the bottom ends of the two guide rods are fixedly connected with the upper end face of the camera mounting plate, and the top ends of the two guide rods penetrate through the top of the detection box;
a screw nut is fixedly arranged at the top of the detection box, a bearing seat is arranged on the camera mounting plate, a rotating bearing is arranged in the bearing seat, and the axis of the rotating bearing is superposed with the axis of the screw;
the top end of the screw rod penetrates through the top of the detection box, the middle part of the screw rod is in threaded connection with the screw rod nut, and the bottom end of the screw rod is fixedly connected with the inner wall of the circumference of the inner ring of the rotating bearing;
the camera mounting plate is provided with an illuminating lamp support, the illuminating lamp support comprises two supporting bridges arranged on two sides of the illuminating lamp support, two angle adjusting supports are symmetrically arranged on two sides of each supporting bridge, two opposite angle adjusting supports on the two supporting bridges form a group, an illuminating lamp holder is arranged between the angle adjusting supports, and an illuminating lamp group is arranged on the illuminating lamp holder;
each angle adjusting bracket comprises a vertical connecting piece and an angle adjusting rod; the middle part of the vertical connecting sheet is provided with a strip-shaped sliding chute;
the illuminating lamp holder comprises a flat plate and two vertical plates symmetrically arranged on two sides of the upper end surface of the flat plate, and the flat plate is connected with the illuminating lamp group;
the top of the vertical connecting piece is connected with the supporting bridge through a bolt, and the bottom of the vertical connecting piece is connected with one side of the vertical plate through a bolt; one end of the angle adjusting rod is connected with the strip-shaped sliding groove through a bolt, and the other end of the angle adjusting rod is connected with one side of the vertical plate through a bolt.
2. The intelligent track inspection trolley according to claim 1, wherein each detection box is of a cubic structure with an opening at the bottom, and the two detection boxes are symmetrically arranged on two sides of the upper end surface of the frame bottom plate; the image acquisition directions of the two cameras are vertically downward.
3. The intelligent track inspection trolley according to claim 2, wherein a revolving door is arranged on one side wall of each detection box, the revolving door is rotatably connected with the detection box through a hinge, and a buckle matched with the revolving door is arranged on the detection box.
4. The intelligent track inspection trolley according to claim 1, wherein the width of the frame bottom plate is less than the distance between the inner side walls of the two tracks;
the two detection boxes are fixedly connected with the upper end face of the chassis base plate through mounting support frames, each mounting support frame comprises a cross rod and a vertical rod, and a plurality of mounting holes are formed in each of the cross rods and the vertical rods; the end parts of the transverse rods and the vertical rods are connected to form an L-shaped structure, and the middle parts of the transverse rods and the vertical rods are fixedly connected with inclined rods;
the cross rod is fixedly connected with the upper end surface of the frame bottom plate through a plurality of mounting holes; the vertical rod is fixedly connected with the side wall of the detection box through a plurality of mounting holes.
5. The intelligent track inspection trolley according to claim 1, wherein a screwing wrench is arranged at the top end of the screw rod.
6. The intelligent track inspection trolley according to claim 1, wherein a mounting seat is arranged at each of four corners of the lower end surface of the frame bottom plate, and the four wheels are connected with the four mounting seats through wheel shafts; the four wheels adopt the same contour dimension of the rail tread as the train wheels;
the upper end face of the frame bottom plate is provided with a power box, the lower end face of the frame bottom plate is provided with a driving device, the driving device comprises a motor electrically connected with the power box, the output end of the motor is provided with a coupler, and the output end of the coupler is provided with a driving gear; one of the wheel shafts is provided with a driven gear meshed with the driving gear.
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| CN202211572777.6A CN115583261B (en) | 2022-12-08 | 2022-12-08 | Intelligent track inspection trolley |
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| CN115583261A (en) | 2023-01-10 |
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