Track detection vehicle

Abstract

The invention relates to the technical field of track detection, and discloses a track detection vehicle which comprises a detection vehicle shell, the left side of the detection vehicle shell is connected with a grinding vehicle shell through a traction hook, the bottom of the detection vehicle shell and the bottom of the grinding vehicle shell are each provided with an opening, an advancing driving assembly is arranged in the detection vehicle shell, and the advancing driving assembly advances on a steel rail; a detection assembly is fixedly installed in the detection vehicle shell, two wheel assemblies are rotationally connected into the grinding vehicle shell, and a grinding assembly is arranged in the grinding vehicle shell. The first walking wheels are driven by the motor box to rotate, so that the detection vehicle shell advances on the steel rail, and the grinding vehicle shell is driven to advance on the steel rail. The laser flaw detector scans the steel rails to monitor the conditions of corrugation, fat edges, light bands and the like of the steel rails, then signals are transmitted to the computer through an antenna on the vehicle-mounted processor, and meanwhile, the laser range finder monitors the distance between the two steel rails; therefore, the purpose of automatically detecting the steel rail is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of track detection, in particular to a track detection vehicle. Background Art

[0002] The inspection vehicle for the rails of my country's rail transit operating lines is used to detect the geometric state and unevenness of the track, so as to evaluate the geometric state of the track. It is an important tool for ensuring driving safety, stability, comfort and guiding track maintenance. According to the records of the inspection vehicle, the location of the track with poor smoothness can be found, so as to take emergency repairs or speed limit measures, determine the mileage sections that should be planned for maintenance, and prepare maintenance work plans.

[0003] Conventional track inspection vehicles require manual assistance to move the vehicle when inspecting the tracks, and after the inspection, manual control of the grinder is required to process the corrugation, fat edges, and light bands on the rails. This is labor-intensive and inefficient, and further improvements can be made. Summary of the invention

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the present invention provides a track inspection vehicle, which has the advantages of automatically detecting rail defects and automatically grinding and repairing them, thereby solving the problem that manual assistance is required during rail inspection and repair, which is labor-intensive and inefficient.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of automatically detecting rail defects and automatically grinding and repairing them, the present invention provides the following technical solutions: a track inspection vehicle, comprising an inspection vehicle shell, a grinding vehicle shell is connected to the left side of the inspection vehicle shell by a traction hook, the bottoms of the inspection vehicle shell and the grinding vehicle shell both have openings, a travel drive assembly is arranged inside the inspection vehicle shell, the travel drive assembly travels on the rails, an inspection assembly is fixedly installed inside the inspection vehicle shell, two sets of wheel assemblies are rotatably connected inside the grinding vehicle shell, a grinding assembly is arranged inside the grinding vehicle shell, dust removal assemblies are arranged on both sides of the grinding assembly, a hydrogen fuel cell 2 is fixedly installed on the top wall of the grinding vehicle shell, and the grinding assembly and the dust removal assembly are both electrically connected to the hydrogen fuel cell 2.

[0008] Preferably, a partition plate is fixedly installed between the front and rear inner walls of the detection vehicle shell, and the travel drive assembly includes a motor box fixedly installed at the bottom of the partition plate, and the front and rear sides of the motor box are rotatably connected to two groups of walking wheels 1, and four groups of walking wheels 1 roll on the top of the rails, and the front and rear inner walls of the detection vehicle shell are fixedly installed with a motor 1, and a rotating arm is fixedly installed at the output end of the motor 1, and the other end of the rotating arm is rotatably connected to a clamping wheel 1, and the two groups of clamping wheels 1 are respectively clamped on both sides of the rails.

[0009] Preferably, the detection component includes two groups of laser flaw detectors respectively fixedly mounted on the left and right inner walls of the detection vehicle shell, a laser rangefinder is fixedly mounted through the front and rear sides of the right end of the detection vehicle shell, a vehicle-mounted processor and a hydrogen fuel cell are fixedly mounted on the top of the partition plate, the laser flaw detector, the laser rangefinder and the vehicle-mounted processor are all electrically connected to the hydrogen fuel cell, the laser flaw detector and the laser rangefinder are signal-connected to the vehicle-mounted processor, an antenna is provided on the vehicle-mounted processor, and the vehicle-mounted processor is signal-connected to the computer via the antenna.

[0010] Preferably, the two groups of wheel assemblies are distributed left and right inside the grinding car body, and the wheel assembly includes a connecting shaft rotatably connected between the front inner wall and the rear inner wall of the grinding car body, and a walking wheel 2 is fixedly installed in the middle of the connecting shaft, and the walking wheel 2 is affixed to the top of the rail, and two groups of connecting plates are slidably connected to the surface of the connecting shaft, and the two groups of connecting plates are respectively located at the front and rear sides of the walking wheel 2, and the bottom end of the connecting plate is rotatably connected to a clamping wheel 2, and the clamping wheel 2 is affixed to the side of the rail, and the tops of the two groups of connecting plates on the opposite sides are rotatably connected to threaded rods, and the threaded rods penetrate and are rotatably connected to the grinding car body, and nuts are welded on the surface of the grinding car body, and the threaded rods are threadedly connected to the nuts.

[0011] Preferably, the grinding assembly comprises a cross plate, vertical plates are fixedly installed at the bottom of both ends of the cross plate, a rotating shaft passes through and is rotatably connected between the two groups of vertical plates, a grinding wheel 1 is fixedly installed in the middle of the rotating shaft, the grinding wheel 1 is affixed to the upper surface of the rail, a convex strip is fixedly installed on the circumferential surface of the rotating shaft, both ends of the convex strip are respectively affixed to the surfaces of the two groups of vertical plates, one end of the rotating shaft is fixedly installed with a motor 2, an avoidance groove is opened through the surface of the grinding car shell, and the motor 2 is slidably connected in the avoidance groove; a cylinder is fixedly installed on the top wall of the right half of the grinding car shell, a U-shaped frame is fixedly installed on the left output end of the cylinder, a sliding column 1 is fixedly installed on the opposite sides of the two ends of the U-shaped frame, two groups of clamping plates are fixedly installed on the top of the cross plate, the two groups of clamping plates are clamped on both sides of the U-shaped frame, an inclined groove is opened through the surface of the clamping plate, and the sliding column 1 is slidably connected in the inclined groove.

[0012] Preferably, the grinding assembly also includes a rear cantilever, a front cantilever, a rear slide and a front slide that are slidably connected to the bottom of the cross plate, the front slide, the front cantilever, the rear cantilever and the rear slide are arranged in sequence from front to back, the rear cantilever and the front cantilever are respectively located on both sides of the grinding wheel, and two groups of sliding rods are fixedly installed on the opposite sides of the rear cantilever and the front cantilever, the sliding rod on the rear side penetrates and is slidably connected to the rear slide, and the sliding rod on the front side penetrates and is slidably connected to the front slide; a spring is sleeved on the outer side of the sliding rod, and the spring on the front side is fixedly installed between the front cantilever and the front slide The spring on the rear side is fixedly installed between the rear cantilever and the rear slide seat; the middle parts of the rear cantilever and the front cantilever are both penetrated by a swivel for rotation connection, the inner wall of the swivel is provided with a mounting groove, the swivel is slidably connected to the convex strip through the mounting groove, the lower halves of the rear cantilever and the front cantilever are both penetrated by a grinding wheel 2 for rotation connection, a pulley is fixedly installed at the center of the grinding wheel 2, the swivel and the pulley are connected by a transmission belt; a pull rope assembly is connected to the rear slide seat and the front slide seat, and the pull rope assembly is used to drive the rear slide seat and the front slide seat to approach each other.

[0013] Preferably, the pull rope assembly includes a guide groove fixedly installed on the top wall of the grinding vehicle shell, and two groups of sliding blocks are slidably connected in the guide groove, and a tension spring is fixedly installed between the two groups of sliding blocks, and two groups of steel wire ropes are respectively fixedly installed on the opposite sides of the two groups of sliding blocks, and the two groups of steel wire ropes one and the two groups of steel wire ropes two pass through the rear end and the front end of the guide groove respectively; the front and rear ends of the guide groove are rotatably connected to two groups of fixed pulleys one, and the bottom of the cross plate is rotatably connected to four groups of fixed pulleys two, and the four groups of fixed pulleys two are distributed in a matrix; the steel wire rope one bypasses the fixed pulley one on the rear side and the fixed pulley two on the front side, and passes through the rear slide, the rear cantilever and the front cantilever, and the bottom end of the steel wire rope one is fixedly installed on the rear side of the front slide; the steel wire rope two bypasses the fixed pulley one on the front side and the fixed pulley two on the front side, and passes through the front slide, the front cantilever and the rear cantilever, and the bottom end of the steel wire rope two is fixedly installed on the front side of the rear slide.

[0014] Preferably, the grinding assembly also includes two groups of fixed plates respectively fixedly installed on the front and rear ends of the cross plate, the right end of the fixed plate is fixedly installed with an inclined guide rail, an H-shaped plate is slidably connected in the inclined guide rail, the bottom end of the H-shaped plate is rotatably connected with a grinding wheel three, a motor three is fixedly installed at the center of the grinding wheel three, and a sliding column two is fixedly installed on the left side of the H-shaped plate; the rear cantilever and the front cantilever are both fixedly installed on the top of the right side, and a hollow plate is fixedly installed on the right end of the Z-shaped plate, a linear groove is opened through the surface of the hollow plate, and the sliding column two is slidably connected in the linear groove.

[0015] Preferably, the dust removal assembly comprises an L-shaped plate 1 and an L-shaped plate 2 fixedly mounted on the inner walls of the front and rear sides of the polishing vehicle shell, the L-shaped plate 1 and the L-shaped plate 2 are arranged symmetrically on the left and right, sealing plates are fixedly mounted on both sides of the cross plate, and the two groups of sealing plates are respectively attached to the opposite sides of the L-shaped plate 1 and the L-shaped plate 2, an L-shaped plate 3 is fixedly mounted on the top of the L-shaped plate 2, and two groups of side baffles are fixedly mounted on the bottom of the opposite sides of the L-shaped plate 1 and the L-shaped plate 2, the lower half of the side baffles are inclined, and the two sides on the same side are Two groups of sealing strips are fixedly installed between the side enclosure baffles, and the two groups of sealing strips are distributed front and back. The side enclosure baffles and the sealing strips together form an air flow channel, and the air flow channel faces the top of the rail. The tops of the horizontal parts of the L-shaped plate one and the L-shaped plate two are penetrated by through holes, and the through holes are connected to the air flow channel. Blowers are fixedly installed on the tops of the horizontal parts of the L-shaped plate one and the L-shaped plate two, and the blowers are connected to the air flow channel through the through holes, and the blowers are electrically connected to the hydrogen fuel cell two.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the present invention provides a track inspection vehicle having the following beneficial effects:

[0018] 1. The track inspection vehicle drives the running wheel to rotate through the motor box, so that the inspection vehicle shell moves on the rail, and the grinding vehicle shell is driven to move on the rail through the connection of the traction hook between the inspection vehicle shell and the grinding vehicle shell; during the movement of the inspection vehicle shell, the laser flaw detector scans the rail to monitor the corrugation, fat edge, light band and other conditions on the rail, and then transmits the signal to the computer through the antenna on the on-board processor, and the laser rangefinder monitors the distance between the two rails; thereby achieving the purpose of automatically inspecting the rail;

[0019] 2. The track inspection vehicle controls the extension of the cylinder output end through a computer and an on-board processor, driving the U-shaped frame to move to the left, the slide column 1 slides in the inclined groove, and drives the cross plate to move downward, so that the grinding wheel 1 fits the top of the rail; in the process of the cross plate moving downward, the rear slide seat and the front slide seat move downward synchronously, and pull the steel wire rope 1 and the steel wire rope 2, and at the same time make the rear slide seat and the front slide seat approach each other, after the grinding wheel 2 fits the side of the rail, the motor 2 drives the rotating shaft to rotate, thereby driving the grinding wheel 1 to rotate, and grinding the top of the rail; the rotating shaft and During the rotation of the convex strip, the rotating ring is driven to rotate synchronously, and the transmission effect of the transmission belt and the pulley is cooperated to drive the grinding wheel 2 to rotate to grind the side of the rail; during the process of the rear cantilever and the front cantilever approaching each other, the two groups of Z-shaped plates are driven to approach each other, thereby driving the two groups of hollow plates to approach each other, the sliding column 2 slides in the linear groove, and drives the H-shaped plate to slide along the inclined guide rail, so that the grinding wheel 3 is attached to the top edge of the rail, and then the grinding wheel 3 is driven to rotate by the motor 3 to grind the edge of the rail; thereby achieving the purpose of automatically grinding the rail. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the three-dimensional structure of a track inspection vehicle proposed by the present invention;

[0021] Figure 2 This is a schematic diagram of the three-dimensional structure of the detection vehicle shell of a track detection vehicle proposed by the present invention;

[0022] Figure 3 This is a schematic diagram of the three-dimensional structure of the polishing shell of a track inspection vehicle proposed by the present invention;

[0023] Figure 4 This is a schematic diagram of the three-dimensional structure of a wheel assembly of a track inspection vehicle proposed by the present invention;

[0024] Figure 5 This is a schematic diagram of the three-dimensional structure of a grinding wheel in a grinding assembly of a track inspection vehicle proposed by the present invention;

[0025] Figure 6 It is a schematic diagram of the three-dimensional structure of two parts of a grinding wheel in a grinding assembly of a track inspection vehicle proposed by the present invention;

[0026] Figure 7 This is a schematic diagram of the three-dimensional structure of a pull rope assembly in a grinding assembly of a track inspection vehicle proposed by the present invention;

[0027] Figure 8 This is a schematic diagram of the three-dimensional structure of the front cantilever and the rear cantilever of a track inspection vehicle proposed by the present invention;

[0028] Fig. 9It is a schematic diagram of three-dimensional structures of a grinding wheel in a grinding assembly of a track inspection vehicle proposed by the present invention;

[0029] Fig.10 This is a schematic diagram of the three-dimensional structure of a dust removal component of a track inspection vehicle proposed by the present invention.

[0030] In the figure: 100, testing the vehicle shell; 200, traveling drive assembly; 300, testing assembly; 400, polishing the vehicle shell; 500, wheel assembly; 600, polishing assembly; 700, dust removal assembly; 101, partition plate;

[0031] 201, motor box; 202, walking wheel 1; 203, motor 1; 204, rotating arm; 205, clamping wheel 1;

[0032] 301. Laser flaw detector; 302. Laser rangefinder; 303. On-board processor; 304. Hydrogen fuel cell 1;

[0033] 401, hydrogen fuel cell 2; 501, connecting shaft; 502, walking wheel 2; 503, connecting plate; 504, clamping wheel 2; 505, threaded rod; 506, nut;

[0034] 601, horizontal plate; 602, vertical plate; 603, rotating shaft; 604, grinding wheel 1; 605, convex strip; 606, motor 2; 607, avoidance groove; 608, cylinder; 609, U-shaped frame; 610, sliding column 1; 611, clamping plate; 612, inclined groove; 613, rear cantilever; 614, front cantilever; 615, rear slide seat; 616, front slide seat; 617, slide rod; 618, spring; 619, swivel; 620, mounting groove; 621, grinding Wheel 2; 622, pulley; 623, transmission belt; 624, guide groove; 625, slider; 626, tension spring; 627, wire rope 1; 628, wire rope 2; 629, fixed pulley 1; 630, fixed pulley 2; 631, fixed plate; 632, inclined guide rail; 633, H-shaped plate; 634, grinding wheel 3; 635, motor 3; 636, slide column 2; 637, Z-shaped plate; 638, hollow plate; 639, linear groove; 640, sealing plate;

[0035] 701. L-shaped plate one; 702. L-shaped plate two; 703. L-shaped plate three; 704. Side baffle plate; 705. Sealing strip; 706. Through hole; 707. Blower. DETAILED DESCRIPTION

[0036] In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0037] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] See also Figure 1-Figure 3 A track inspection vehicle comprises an inspection vehicle shell 100, wherein a grinding vehicle shell 400 is connected to the left side of the inspection vehicle shell 100 via a traction hook, the bottoms of the inspection vehicle shell 100 and the grinding vehicle shell 400 both have openings, a travel drive assembly 200 is arranged inside the inspection vehicle shell 100, the travel drive assembly 200 travels on the rails, an inspection assembly 300 is fixedly installed inside the inspection vehicle shell 100, two sets of wheel assemblies 500 are rotatably connected inside the grinding vehicle shell 400, a grinding assembly 600 is arranged inside the grinding vehicle shell 400, dust removal assemblies 700 are arranged on both sides of the grinding assembly 600, a hydrogen fuel cell 2 401 is fixedly installed on the top wall of the grinding vehicle shell 400, and the grinding assembly 600 and the dust removal assembly 700 are both electrically connected to the hydrogen fuel cell 2 401.

[0039] See also Figure 2 A partition plate 101 is fixedly installed between the front and rear inner walls of the detection vehicle shell 100. The travel drive assembly 200 includes a motor box 201 fixedly installed at the bottom of the partition plate 101. The front and rear sides of the motor box 201 are both rotatably connected to two sets of running wheels 1 202. Four sets of running wheels 1 202 are fitted on the top of the rail and roll. The motor box 201 drives the two sets of running wheels 1 202 on the right side to rotate, so that the running wheels 1 202 travel on the rail. A motor 1 203 is fixedly installed on the front and rear inner walls of the detection vehicle shell 100. A rotating arm 204 is fixedly installed at the output end of the motor 1 203. The other end of the rotating arm 204 is rotatably connected to a clamping wheel 1 205. Two sets of clamping wheels 1 205 are clamped on both sides of the rail. The rotating arm 204 is driven to deflect by the motor 1 203, so that the clamping wheel 1 205 fits on the side of the rail. Therefore, through the cooperation of the traveling wheel 202 and the clamping wheel 205, the detection vehicle shell 100 can move stably on the rail.

[0040] See also Figure 2 The detection component 300 includes two groups of laser flaw detectors 301 respectively fixedly mounted on the left and right inner walls of the detection vehicle shell 100. The front and rear sides of the right end of the detection vehicle shell 100 are both penetrated and fixed with laser rangefinders 302. The top of the partition plate 101 is fixedly mounted with a vehicle-mounted processor 303 and a hydrogen fuel cell 304. The laser flaw detector 301, the laser rangefinder 302 and the vehicle-mounted processor 303 are all electrically connected to the hydrogen fuel cell 304. The laser flaw detector 301 and the laser rangefinder 302 are connected to the vehicle-mounted processor 303 by signal. The vehicle-mounted processor 303 is provided with an antenna, and the vehicle-mounted processor 303 is connected to the computer signal through the antenna. The distance between the two rails is monitored by the laser rangefinder 302, so as to monitor the track gauge in real time. The laser flaw detector 301 scans the surface of the rail to monitor in real time whether the rail has corrugation, fat edges, light bands, etc. In addition, the motor box 201 and the motor 203 are both electrically connected to the hydrogen fuel cell 304, and the motor box 201 and the motor 203 are powered by the hydrogen fuel cell 304. The motor box 201 and the motor 203 are signal-connected to the on-board processor 303, and the on-board processor 303 cooperates with the computer to control the start and stop of the motor box 201 and the motor 203.

[0041] See also Figure 4 The two sets of wheel assemblies 500 are distributed on the left and right inside the grinding car shell 400. The wheel assembly 500 includes a connecting shaft 501 that is rotatably connected between the front inner wall and the rear inner wall of the grinding car shell 400. A second running wheel 502 is fixedly installed in the middle of the connecting shaft 501. The second running wheel 502 fits on the top of the rail. Two sets of connecting plates 503 are slidably connected on the surface of the connecting shaft 501. The two sets of connecting plates 503 are respectively located at the front and rear sides of the second running wheel 502. The bottom end of the connecting plate 503 is rotatably connected to a second clamping wheel 504. The second clamping wheel 504 is arranged in an inclined shape and fits on the side of the rail. The tops of the two sets of connecting plates 503 on the opposite sides are both rotatably connected to a threaded rod 505. The threaded rod 505 penetrates and is rotatably connected to the grinding car shell 400. A nut 506 is welded on the surface of the grinding car shell 400. The threaded rod 505 is threadedly connected to the nut 506. When installing the grinding car body 400 and the rail, when the grinding car body 400 is placed on the top of the rail, the second running wheel 502 is fitted on the top of the rail, and then the threaded rod 505 is screwed, and the spiral connection between the threaded rod 505 and the nut 506 is cooperated to drive the connecting plate 503 to move on the connecting shaft 501, so that the clamping wheel 2 504 is clamped on the side of the rail, so that the wheel assembly 500 is stably installed on the rail through the cooperation of the second running wheel 502 and the second clamping wheel 504, thereby preventing the grinding car body 400 from detaching from the rail.

[0042] See also Figure 5The polishing assembly 600 includes a horizontal plate 601, which belongs to the interior of the polishing car body 400 and can move up and down relative to the polishing car body 400. Vertical plates 602 are fixedly installed at the bottom of both ends of the horizontal plate 601, so that the horizontal plate 601 and the two groups of vertical plates 602 form an arch structure, and the arch structure is attached to the front and rear inner walls of the polishing car body 400.

[0043] A rotating shaft 603 is rotatably connected between the two sets of vertical plates 602, a grinding wheel 1 604 is fixedly installed in the middle of the rotating shaft 603, and the grinding wheel 1 604 is attached to the upper surface of the rail. A convex strip 605 is fixedly installed on the circumferential surface of the rotating shaft 603, and the two ends of the convex strip 605 are respectively attached to the surface of the two sets of vertical plates 602, and a motor 2 606 is fixedly installed at one end of the rotating shaft 603. An avoidance groove 607 is opened through the surface of the grinding car shell 400, and the motor 2 606 is slidably connected in the avoidance groove 607, and the motor 2 606 is avoided and guided by the avoidance groove 607. The motor 2 606 is connected to the vehicle-mounted processor 303 by signal, and the start and stop of the motor 2 606 is controlled by the computer and the vehicle-mounted processor 303. When the horizontal plate 601 and the vertical plate 602 move downward, the grinding wheel 1 604 is attached to the upper surface of the rail, and then the motor 2 606 drives the rotating shaft 603 and the grinding wheel 1 604 to rotate, and the grinding wheel 1 604 grinds the upper surface of the rail.

[0044] See also Figure 5 The right half of the polishing vehicle shell 400 is fixedly installed with a cylinder 608 on the top wall, and a U-shaped frame 609 is fixedly installed on the left output end of the cylinder 608. The U-shaped frame 609 is U-shaped when viewed from above, and the left ends of the U-shaped frame 609 are integrally formed with vertical downward branches. The two ends of the U-shaped frame 609 are fixedly installed with a sliding column 610 on the opposite sides, that is, the sliding column 610 is installed on the branch of the U-shaped frame 609. Two groups of clamping plates 611 are fixedly installed on the top of the horizontal plate 601. The two groups of clamping plates 611 are clamped on both sides of the U-shaped frame 609. The surface of the clamping plate 611 is penetrated with an inclined groove 612, and the sliding column 610 is slidably connected in the inclined groove 612. The cylinder 608 is connected to the vehicle-mounted processor 303 by signal. The output end of the cylinder 608 is controlled to extend and retract through the computer and the vehicle-mounted processor 303, thereby driving the U-shaped frame 609 to move left and right. During this process, the slide column 610 slides in the inclined groove 612, thereby driving the cross plate 601 to move up and down.

[0045] See also Figure 6-Figure 7The grinding assembly 600 further includes a rear cantilever 613, a front cantilever 614, a rear slide 615 and a front slide 616 which are slidably connected to the bottom of the horizontal plate 601. The front slide 616, the front cantilever 614, the rear cantilever 613 and the rear slide 615 are arranged in sequence from front to back. The rear cantilever 613 and the front cantilever 614 are respectively located on both sides of the grinding wheel 1 604. Two sets of slide bars 617 are fixedly installed on the opposite sides of the rear cantilever 613 and the front cantilever 614. The rear slide bar 617 penetrates and slides to connect to the rear slide 615, and the front slide bar 617 penetrates and slides to connect to the front slide 616. A spring 618 is sleeved on the outer side of the slide bar 617. The front spring 618 is fixedly installed between the front cantilever 614 and the front slide 616, and the rear spring 618 is fixedly installed between the rear cantilever 613 and the rear slide 615.

[0046] A swivel 619 is rotatably connected to the middle of the rear cantilever 613 and the front cantilever 614. A mounting groove 620 is provided on the inner wall of the swivel 619. The swivel 619 is slidably connected to the convex strip 605 through the mounting groove 620. A grinding wheel 2 621 is rotatably connected to the lower half of the rear cantilever 613 and the front cantilever 614. A pulley 622 is fixedly installed at the center of the grinding wheel 2 621. The swivel 619 and the pulley 622 are connected by a transmission belt 623. Therefore, when the rear cantilever 613 and the front cantilever 614 slide at the bottom of the horizontal plate 601, the swivel 619 slides on the rotating shaft 603, and the swivel 619 rotates synchronously with the rotating shaft 603 and the convex strip 605. The second grinding wheel 621 is driven to rotate through the transmission action of the transmission belt 623 and the pulley 622. The rear slide 615 and the front slide 616 are connected with a pull rope assembly, which is used to drive the rear slide 615 and the front slide 616 to approach each other. When the rear slide 615 and the front slide 616 approach each other, the two groups of the second grinding wheels 621 fit on both sides of the rail to grind the side of the rail. After the second grinding wheel 621 fits on the side of the rail, the rear slide 615 and the front slide 616 continue to approach, and the spring 618 is compressed, thereby increasing the force between the second grinding wheel 621 and the side of the rail through the elasticity of the spring 618.

[0047] See also Figure 7-Figure 8 The pull rope assembly includes a guide groove 624 fixedly installed on the top wall of the polishing car shell 400, two groups of sliders 625 are slidably connected in the guide groove 624, and a tension spring 626 is fixedly installed between the two groups of sliders 625. Through the elasticity of the tension spring 626, the two groups of sliders 625 are driven to approach each other along the guide groove 624.

[0048] Two sets of steel wire ropes 1 627 and two sets of steel wire ropes 2 628 are fixedly installed on opposite sides of the two sets of sliders 625, and the two sets of steel wire ropes 1 627 and the two sets of steel wire ropes 2 628 pass through the rear end of the guide groove 624 and the front end of the guide groove 624 respectively.

[0049] Two sets of fixed pulleys 629 are rotatably connected at both the front and rear ends of the guide groove 624, and four sets of fixed pulleys 630 are rotatably connected at the bottom of the cross plate 601, and the four sets of fixed pulleys 630 are distributed in a matrix; the wire rope 627 passes over the fixed pulley 629 on the rear side and the fixed pulley 630 on the front side, and passes through the rear slide 615, the rear cantilever 613 and the front cantilever 614, and the bottom end of the wire rope 627 is fixedly installed on the rear side of the front slide 616.

[0050] The wire rope 2 628 passes through the fixed pulley 1 629 and the fixed pulley 2 630 on the front side, and passes through the front slide 616, the front cantilever 614 and the rear cantilever 613. The bottom end of the wire rope 2 628 is fixedly installed on the front side of the rear slide 615.

[0051] Therefore, when the horizontal plate 601 moves downward, the rear slide 615 and the front slide 616 are driven to move downward synchronously, and the wire rope 1 627 and the wire rope 2 628 are pulled, so that the rear slide 615 and the front slide 616 are close to each other, and after the grinding wheel 2 621 is attached to the side of the rail, the horizontal plate 601 continues to move downward, the two sets of slides 625 are separated from each other, and the tension spring 626 is stretched. The elasticity of the tension spring 626 increases the pulling force on the rear slide 615 and the front slide 616.

[0052] See also Fig. 9 The grinding assembly 600 also includes two groups of fixed plates 631 respectively fixedly installed on the front and rear ends of the horizontal plate 601, an inclined guide rail 632 is fixedly installed on the right end of the fixed plate 631, an H-shaped plate 633 is slidably connected in the inclined guide rail 632, a grinding wheel three 634 is rotatably connected to the bottom end of the H-shaped plate 633, a motor three 635 is fixedly installed at the center of the grinding wheel three 634, and a sliding column two 636 is fixedly installed on the left side of the H-shaped plate 633; ​​Z-shaped plates 637 are fixedly installed on the top of the right sides of the rear cantilever 613 and the front cantilever 614, a hollow plate 638 is fixedly installed on the right end of the Z-shaped plate 637, a straight groove 639 is opened through the surface of the hollow plate 638, and the sliding column two 636 is slidably connected in the straight groove 639.

[0053] Thus, when the rear slide 615 and the front slide 616 approach each other, and under the connection of the spring 618, the rear cantilever 613 and the front cantilever 614 approach each other. And drive the two groups of Z-shaped plates 637 to approach each other. When the grinding wheel 2 621 abuts against the side of the rail, the rear cantilever 613 and the front cantilever 614 stop approaching each other, and the two groups of Z-shaped plates 637 stop approaching each other. And in the process of the two groups of Z-shaped plates 637 approaching each other, the two groups of hollow plates 638 approach each other. The hollow plates 638 are located at the inner wall of the linear groove 639 and push the two groups of slide columns 2 636 to approach each other, and drive the H-shaped plate 633 to slide along the inclined guide rail 632, so that the two groups of grinding wheels 3 634 abut against the edge of the top of the rail. Then the motor 3 635 drives the grinding wheel 3 634 to rotate to grind the edge of the rail. The motor three 635 is connected to the vehicle-mounted processor 303 by signal, and the start and stop of the motor three 635 is controlled by the vehicle-mounted processor 303 and the computer.

[0054] See also Fig. 9 The dust removal assembly 700 includes an L-shaped plate 1 701 and an L-shaped plate 2 702 fixedly mounted on the inner walls of the front and rear sides of the polishing car shell 400. The L-shaped plate 1 701 and the L-shaped plate 2 702 are arranged symmetrically on the left and right. Sealing plates 640 are fixedly mounted on both sides of the cross plate 601. The two sets of sealing plates 640 are respectively attached to the opposite sides of the L-shaped plate 1 701 and the L-shaped plate 2 702. An L-shaped plate 3 703 is fixedly mounted on the top of the L-shaped plate 2 702. Two sets of side baffle plates 704 are fixedly mounted on the bottom of the opposite sides of the L-shaped plate 1 701 and the L-shaped plate 2 702. The side baffle plates 70 The lower half is inclined, and two sets of sealing strips 705 are fixedly installed between the two sets of side baffles 704 on the same side. The two sets of sealing strips 705 are distributed front and back. The side baffles 704 and the sealing strips 705 enclose an air flow channel, and the air flow channel faces the top of the rail. The tops of the horizontal parts of the L-shaped plate 1 701 and the L-shaped plate 2 702 are penetrated with through holes 706, and the through holes 706 are connected to the air flow channel. The tops of the horizontal parts of the L-shaped plate 1 701 and the L-shaped plate 2 702 are fixedly installed with blowers 707, and the blowers 707 are connected to the air flow channel through the through holes 706. The blower 707 is electrically connected to the hydrogen fuel cell 2 401, and the hydrogen fuel cell 2 401 supplies power to the blower 707. The blower 707 is connected to the vehicle-mounted processor 303 by signal, and the blower 707 is started and stopped by the vehicle-mounted processor 303 and the computer.

[0055] When in use, first, place the inspection car shell 100 on the rail, with the running wheel 1 202 attached to the top of the rail, and drive the rotating arm 204 to deflect through the motor 1 203, so that the clamping wheel 1 205 is clamped on the side of the rail; then place the grinding car shell 400 on the rail, with the running wheel 2 502 attached to the top of the rail, and screw the threaded rod 505 to drive the connecting plate 503 to slide on the connecting shaft 501, so that the clamping wheel 2 504 is clamped on the side of the rail, so that the inspection car shell 100 and the grinding car shell 400 are stably installed on the rail;

[0056] The motor box 201 drives the running wheel 202 to rotate, so that the detection car body 100 moves on the rail, and the connection between the detection car body 100 and the grinding car body 400 is used to drive the grinding car body 400 to move on the rail; during the movement of the detection car body 100, the laser flaw detector 301 scans the rail to monitor the corrugation, fat edge, light band and other conditions of the rail, and then transmits the signal to the computer through the antenna on the on-board processor 303, and at the same time, the laser rangefinder 302 monitors the distance between the two rails;

[0057] Then, the output end of the cylinder 608 is controlled to extend through the computer and the onboard processor 303, driving the U-shaped frame 609 to move leftward, the slide column 1 610 slides in the inclined groove 612, and drives the cross plate 601 to move downward, so that the grinding wheel 1 604 fits the top of the rail;

[0058] When the horizontal plate 601 moves downward, the rear slide 615 and the front slide 616 move downward synchronously, and pull the wire rope 1 627 and the wire rope 2 628, and at the same time make the rear slide 615 and the front slide 616 approach each other. After the grinding wheel 2 621 is attached to the side of the rail, the horizontal plate 601 continues to move downward, the rear slide 615 and the front slide 616 continue to approach each other, and the spring 618 is squeezed and contracted. The elasticity of the spring 618 increases the squeezing force of the grinding wheel 2 621 on the side of the rail.

[0059] Then, the motor 2 606 drives the rotating shaft 603 to rotate, thereby driving the grinding wheel 1 604 to rotate, and grinding the top of the rail; during the rotation of the rotating shaft 603 and the convex strip 605, the rotating ring 619 is driven to rotate synchronously, and the transmission effect of the transmission belt 623 and the pulley 622 is cooperated to drive the grinding wheel 2 621 to rotate, and the side of the rail is grinded;

[0060] When the rear cantilever 613 and the front cantilever 614 approach each other, the two groups of Z-shaped plates 637 are driven to approach each other, thereby driving the two groups of hollow plates 638 to approach each other, and the second slide post 636 slides in the linear groove 639, and drives the H-shaped plate 633 to slide along the inclined guide rail 632, so that the grinding wheel 3 634 fits on the top edge of the rail, and then the grinding wheel 3 634 is driven to rotate by the motor 3 635 to grind the edge of the rail;

[0061] At the same time, air is blown into the air flow channel by the blower 707, and the air is blown along the air flow channel to the top of the rail, blowing off the dust on the top of the rail and the debris generated during the grinding process.

[0062] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A track inspection vehicle, comprising an inspection vehicle shell (100), characterized in that: The left side of the detection vehicle shell (100) is connected to a grinding vehicle shell (400) via a traction hook. The bottoms of the detection vehicle shell (100) and the grinding vehicle shell (400) are both provided with openings. A travel drive assembly (200) is arranged inside the detection vehicle shell (100), and the travel drive assembly (200) travels on a rail. A detection assembly (300) is fixedly installed inside the detection vehicle shell (100). Two sets of wheel assemblies (500) are rotatably connected inside the grinding vehicle shell (400). A grinding assembly (600) is arranged inside the grinding vehicle shell (400). Dust removal assemblies (700) are arranged on both sides of the grinding assembly (600). A second hydrogen fuel cell (401) is fixedly installed on the top wall of the grinding vehicle shell (400), and the grinding assembly (600) and the dust removal assembly (700) are both electrically connected to the second hydrogen fuel cell (401).

2. The track inspection vehicle according to claim 1, characterized in that: A partition plate (101) is fixedly installed between the front and rear inner walls of the detection vehicle shell (100); the travel drive assembly (200) comprises a motor box (201) fixedly installed at the bottom of the partition plate (101); the front and rear sides of the motor box (201) are rotatably connected to two groups of running wheels (202); four groups of running wheels (202) are fitted on the top of the rail and roll; a motor (203) is fixedly installed on the front and rear inner walls of the detection vehicle shell (100); a rotating arm (204) is fixedly installed at the output end of the motor (203); the other end of the rotating arm (204) is rotatably connected to a clamping wheel (205); the two groups of clamping wheels (205) are clamped on both sides of the rail respectively.

3. The track inspection vehicle according to claim 2, characterized in that: The detection assembly (300) comprises two groups of laser flaw detectors (301) respectively fixedly mounted on the left and right inner side walls of the detection vehicle shell (100); a laser rangefinder (302) is fixedly mounted through the front and rear sides of the right end of the detection vehicle shell (100); a vehicle-mounted processor (303) and a hydrogen fuel cell (304) are fixedly mounted on the top of the partition plate (101); the laser flaw detector (301), the laser rangefinder (302) and the vehicle-mounted processor (303) are all electrically connected to the hydrogen fuel cell (304); the laser flaw detector (301) and the laser rangefinder (302) are signal-connected to the vehicle-mounted processor (303); an antenna is arranged on the vehicle-mounted processor (303); and the vehicle-mounted processor (303) is signal-connected to a computer via the antenna.

4. The track inspection vehicle according to claim 1, characterized in that: The two groups of wheel assemblies (500) are distributed on the left and right sides inside the grinding car shell (400), and the wheel assembly (500) includes a connecting shaft (501) rotatably connected between the front inner wall and the rear inner wall of the grinding car shell (400), and a second running wheel (502) is fixedly installed in the middle of the connecting shaft (501), and the second running wheel (502) is attached to the top of the rail. The surface of the connecting shaft (501) is slidably connected with two groups of connecting plates (503), and the two groups of connecting plates (503) are respectively located At the front and rear sides of the second walking wheel (502), the bottom end of the connecting plate (503) is rotatably connected to a second clamping wheel (504), and the second clamping wheel (504) is attached to the side of the rail. The tops of the two groups of connecting plates (503) on the opposite sides are rotatably connected to threaded rods (505), and the threaded rods (505) penetrate and are rotatably connected to the grinding car shell (400). A nut (506) is welded on the surface of the grinding car shell (400), and the threaded rod (505) is threadedly connected to the nut (506).

5. The track inspection vehicle according to claim 1, characterized in that: The grinding assembly (600) comprises a horizontal plate (601), vertical plates (602) are fixedly installed at the bottom of both ends of the horizontal plate (601), a rotating shaft (603) is rotatably connected through the two groups of the vertical plates (602), a grinding wheel (604) is fixedly installed in the middle of the rotating shaft (603), the grinding wheel (604) is attached to the upper surface of the rail, a convex strip (605) is fixedly installed on the circumferential surface of the rotating shaft (603), and the two ends of the convex strip (605) are respectively attached to the surfaces of the two groups of vertical plates (602), a motor (606) is fixedly installed at one end of the rotating shaft (603), and an avoidance groove (607) is opened through the surface of the grinding vehicle shell (400), and the motor (606) is slidably connected in the avoidance groove (607); A cylinder (608) is fixedly mounted on the top wall of the right half of the polishing vehicle shell (400), a U-shaped frame (609) is fixedly mounted on the left output end of the cylinder (608), a sliding column (610) is fixedly mounted on both ends of the U-shaped frame (609) on the opposite sides, two groups of clamping plates (611) are fixedly mounted on the top of the cross plate (601), the two groups of clamping plates (611) are clamped on both sides of the U-shaped frame (609), an inclined groove (612) is formed through the surface of the clamping plate (611), and the sliding column (610) is slidably connected in the inclined groove (612).

6. The track inspection vehicle according to claim 5, characterized in that: The grinding assembly (600) further comprises a rear cantilever (613), a front cantilever (614), a rear slide seat (615) and a front slide seat (616) which are slidably connected to the bottom of the cross plate (601); the front slide seat (616), the front cantilever (614), the rear cantilever (613) and the rear slide seat (615) are arranged in sequence from front to back; the rear cantilever (613) and the front cantilever (614) are respectively located on both sides of the grinding wheel (604); two groups of slide bars (617) are fixedly installed on the opposite sides of the rear cantilever (613) and the front cantilever (614); the slide bar (617) on the rear side penetrates and is slidably connected to the rear slide seat (615); the slide bar (617) on the front side penetrates and is slidably connected to the front slide seat (616); The outer side of the slide bar (617) is sleeved with a spring (618), the front spring (618) is fixedly installed between the front cantilever (614) and the front slide seat (616), and the rear spring (618) is fixedly installed between the rear cantilever (613) and the rear slide seat (615); The middle parts of the rear cantilever (613) and the front cantilever (614) are both penetrated by a rotating ring (619) for rotation connection, the inner wall of the rotating ring (619) is provided with a mounting groove (620), the rotating ring (619) is slidably connected to the convex strip (605) through the mounting groove (620), the lower parts of the rear cantilever (613) and the front cantilever (614) are both penetrated by a grinding wheel 2 (621) for rotation connection, the center of the grinding wheel 2 (621) is fixedly installed with a pulley (622), and the rotating ring (619) and the pulley (622) are connected by a transmission belt (623); A pull rope assembly is connected to the rear slide (615) and the front slide (616), and the pull rope assembly is used to drive the rear slide (615) and the front slide (616) to move closer to each other.

7. The track inspection vehicle according to claim 6, characterized in that: The pull rope assembly comprises a guide groove (624) fixedly mounted on the top wall of the polishing vehicle shell (400), two groups of sliders (625) are slidably connected in the guide groove (624), a tension spring (626) is fixedly mounted between the two groups of sliders (625), two groups of steel wire ropes 1 (627) and two groups of steel wire ropes 2 (628) are fixedly mounted on opposite sides of the two groups of sliders (625), and the two groups of steel wire ropes 1 (627) and the two groups of steel wire ropes 2 (628) pass through the rear end of the guide groove (624) and the front end of the guide groove (624) respectively; The front and rear ends of the guide groove (624) are both rotatably connected to two groups of fixed pulleys (629), and the bottom of the horizontal plate (601) is rotatably connected to four groups of fixed pulleys (630), and the four groups of fixed pulleys (630) are distributed in a matrix; The steel wire rope 1 (627) passes through the fixed pulley 1 (629) on the rear side and the fixed pulley 2 (630) on the front side, and passes through the rear slide (615), the rear cantilever (613) and the front cantilever (614), and the bottom end of the steel wire rope 1 (627) is fixedly mounted on the rear side of the front slide (616); The second steel wire rope (628) passes through the fixed pulley one (629) on the front side and the fixed pulley two (630) on the front side, and passes through the front slide (616), the front cantilever (614) and the rear cantilever (613). The bottom end of the second steel wire rope (628) is fixedly installed on the front side of the rear slide (615).

8. The track inspection vehicle according to claim 6, characterized in that: The grinding assembly (600) further comprises two sets of fixed plates (631) respectively fixedly mounted on the front and rear ends of the horizontal plate (601), the right end of the fixed plate (631) being fixedly mounted with an inclined guide rail (632), the inside of the inclined guide rail (632) being slidably connected with an H-shaped plate (633), the bottom end of the H-shaped plate (633) being rotatably connected with a grinding wheel three (634), the center of the grinding wheel three (634) being fixedly mounted with a motor three (635), and the left side of the H-shaped plate (633) being fixedly mounted with a sliding column two (636); A Z-shaped plate (637) is fixedly installed on the top of the right side of the rear cantilever (613) and the front cantilever (614), and a hollow plate (638) is fixedly installed on the right end of the Z-shaped plate (637). A straight groove (639) is opened through the surface of the hollow plate (638), and the second sliding column (636) is slidably connected in the straight groove (639).

9. The track inspection vehicle according to claim 1, characterized in that: The dust removal assembly (700) comprises an L-shaped plate 1 (701) and an L-shaped plate 2 (702) fixedly mounted on the inner walls of the front and rear sides of the polishing vehicle shell (400), wherein the L-shaped plate 1 (701) and the L-shaped plate 2 (702) are arranged symmetrically on both sides of the horizontal plate (601), and sealing plates (640) are fixedly mounted on both sides of the horizontal plate (601), and two groups of sealing plates (640) are respectively attached to the opposite sides of the L-shaped plate 1 (701) and the L-shaped plate 2 (702), and an L-shaped plate 3 (703) is fixedly mounted on the top of the L-shaped plate 2 (702), and two groups of sealing plates (640) are fixedly mounted on the bottom of the opposite sides of the L-shaped plate 1 (701) and the L-shaped plate 2 (702). The side baffle plate (704) has a lower half that is inclined, and two groups of sealing strips (705) are fixedly installed between the two groups of side baffle plates (704) on the same side, and the two groups of sealing strips (705) are distributed front and back, and the side baffle plates (704) and the sealing strips (705) together form an air flow channel, and the air flow channel faces the top of the rail, and the tops of the horizontal parts of the L-shaped plate 1 (701) and the L-shaped plate 2 (702) are penetrated by through holes (706), and the through holes (706) are connected to the air flow channel, and the tops of the horizontal parts of the L-shaped plate 1 (701) and the L-shaped plate 2 (702) are fixed A blower (707) is installed, and the blower (707) is connected to the air flow channel through the through hole (706). The blower (707) is electrically connected to the second hydrogen fuel cell (401).

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