CN215766916U - Track beam measuring vehicle - Google Patents

Abstract

The utility model discloses a track beam measuring vehicle, which relates to the field of track measuring equipment and comprises a workbench, a support frame, an ultrahigh measuring device, an inner space measuring device and a plurality of travelling wheels, wherein the support frame is used for enabling the workbench to be horizontally arranged; the ultrahigh measuring device is positioned on the workbench, the inner space measuring devices are two groups and are respectively installed on the supporting frame, the walking wheels are positioned below the workbench, the walking wheels are in contact with the walking surface during measurement, and the measuring vehicle can be driven to move along the walking surface. The integrated ultrahigh measurement device and the internal spacing measurement device can measure the internal spacing and the ultrahigh within the same time, measurement tools and manual measurement do not need to be replaced, the whole measurement vehicle is driven to move on the track beam through the rotation of the walking wheels, the continuous measurement of the internal spacing and the ultrahigh can be realized, the measurement efficiency is improved, and the precision of measurement data is also improved.

Description

Track beam measuring vehicle

Technical Field

The utility model relates to the technical field of track beam measuring equipment, in particular to a track beam measuring vehicle.

Background

At present, the inner distance measurement of the guide surface of the track beam of the rubber wheel tramcar is generally carried out by a steel tape or a handheld laser infrared distance meter. The steel tape measures the distance between the two guide surfaces by contacting the guide surfaces at two ends, and the handheld laser infrared distance meter sends visible infrared laser to the other guide surface by contacting the guide surfaces at one end and reads the stroke of the reflected laser to measure the distance between the guide surfaces.

Meanwhile, the total station or the level ruler is used for measuring the height of the running surface of the track beam, the total station is used for measuring the height of the running surface by acquiring elevation data of two sides of the running surface and calculating the height of the running surface, and the level ruler is used for measuring the height difference between two ends of the running surface and the height of the running surface after the level ruler is placed horizontally and calculating the height of the running surface.

When the inner space and the superelevation are measured by adopting the mode, the measurement tool needs to be manually replaced, and the measurement tool needs to be acquired and calculated for multiple times, so that the measurement efficiency is reduced, and the obtained data is low in precision.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above problems, and aims to provide a track beam measuring vehicle that overcomes or at least partially solves the above problems.

The utility model provides a track beam measuring vehicle, which comprises a workbench, a support frame for horizontally arranging the workbench, an ultrahigh measuring device for measuring the ultrahigh height of a running surface of a track beam, an inner space measuring device for measuring the inner space of a guide surface of the track beam and a plurality of travelling wheels, wherein the inner space measuring device is arranged on the support frame; wherein the content of the first and second substances,

the ultrahigh measuring device is positioned on the workbench, the inner space measuring devices are two groups and are respectively arranged on the supporting frame, the walking wheels are positioned below the workbench, and the walking wheels roll on a walking surface during measurement.

Optionally, the superelevation measuring device includes a first mounting plate fixed on the worktable, a level sensor located on the first mounting plate, and a horizontal bolt for zeroing the level sensor, the horizontal bolt being mounted on the first mounting plate.

Optionally, the inner distance measuring device comprises a second mounting plate arranged on the support frame and a distance measuring sensor fixed on the second mounting plate, and the distance measuring sensor is arranged right opposite to the guide surface.

Optionally, the support frame includes a vertically arranged mounting platform, the second mounting plate is fixed on the mounting platform through a fixing bolt, a plurality of mounting holes are formed in the mounting platform, and the mounting holes are used for adjusting the position of the distance measuring sensor in the vertical direction.

Optionally, the measuring vehicle further comprises a driving device, wherein the driving device comprises a motor fixed below the workbench, a speed reducer driven by the motor, and a universal joint connected with the speed reducer; wherein the content of the first and second substances,

the walking wheel with the universal joint is connected, the motor during operation drives the walking wheel is rotatory.

Optionally, the measuring vehicle further includes a controller, wherein the superelevation measuring device, the inner distance measuring device, and the driving device are respectively in signal connection with the controller.

Optionally, the measuring vehicle further comprises a bluetooth module and/or an operation screen, and the bluetooth module and/or the operation screen are in signal connection with the controller.

Optionally, the measuring vehicle further comprises a guiding device, wherein the guiding device comprises a telescopic rod, a first sleeve connected to the workbench or the support frame, a second sleeve connected to the workbench or the support frame, a first guide wheel, a rotating hand wheel and a telescopic spring; wherein the content of the first and second substances,

the telescopic rod comprises a sleeve rod and an inner rod, and the sleeve rod is sleeved on the inner rod and slides relative to the inner rod along the axial direction;

the loop bar penetrates through the first sleeve and is connected with the first guide wheel;

the inner rod penetrates through the second sleeve and is connected with the rotating hand wheel, and when the rotating hand wheel is screwed, the inner rod and the loop bar slide relatively in the axial direction;

the telescopic spring is sleeved on the inner rod, one end of the telescopic spring is abutted to the loop bar, the other end of the telescopic spring extends into the second sleeve and is abutted to the second sleeve, and the first guide wheel is abutted to the track beam under the pressure of the telescopic spring;

the guide device further comprises a second guide wheel, and the second guide wheel and the first guide wheel are arranged in an opposite direction or in an opposite direction so as to be matched with the first guide wheel to limit the measuring vehicle.

Optionally, a wheel set support is arranged below the workbench, the guide device further comprises a swing frame rotatably connected to the wheel set support, and the first sleeve and the second sleeve are respectively fixed to the swing frame.

Optionally, still be provided with the handle on the workstation and with the fixed screw rod of handle, the screw rod from top to bottom runs through the workstation and with workstation threaded connection, the bottom of screw rod be provided with be used for with the brake spare of walking wheel contact.

Compared with the prior art, the device comprises a workbench, a support frame for horizontally arranging the workbench, an ultrahigh measuring device for measuring the ultrahigh height of a running surface of a track beam, an inner space measuring device for measuring the inner space of a guide surface of the track beam and a plurality of travelling wheels; the ultrahigh measuring device is positioned on the workbench, the inner space measuring devices are two groups and are respectively installed on the supporting frame, the walking wheels are positioned below the workbench, the walking wheels are in contact with the walking surface during measurement, and the measuring vehicle can be driven to move along the walking surface. The integrated ultrahigh measurement device and the internal spacing measurement device can measure the internal spacing and the ultrahigh within the same time, measurement tools and manual measurement do not need to be replaced, the whole measurement vehicle is driven to move on the track beam through the rotation of the walking wheels, the continuous measurement of the internal spacing and the ultrahigh can be realized, the measurement efficiency is improved, and the precision of measurement data is also improved.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to refer to like parts throughout the drawings.

In the drawings:

fig. 1 is a schematic structural diagram of a track beam provided by an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a track beam measuring vehicle according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of an ultra-high measurement device according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an inter-distance measuring apparatus according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a driving device according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a guide device according to an embodiment of the present invention;

FIG. 7 is a schematic view of a partial structure of a track beam measuring vehicle according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of another track beam measuring vehicle provided by the embodiment of the utility model;

FIG. 9 is a schematic structural diagram of another track beam measuring vehicle provided in the embodiment of the present invention;

fig. 10 is a schematic structural diagram of another track beam measuring vehicle provided in the embodiment of the present invention.

Reference numerals: 1. a work table; 2. a support frame; 3. an ultra-high measuring device; 301. a first mounting plate; 302. a level sensor; 303. a horizontal bolt; 4. an inner distance measuring device; 401. a second mounting plate; 402. a ranging sensor; 5. a traveling wheel; 6. mounting a platform; 7. mounting holes; 8. a drive device; 801. a motor; 802. a speed reducer; 803. a universal joint; 9. a controller; 10. a Bluetooth module; 11. an operation screen; 12. a guide device; 1201. a telescopic rod; 1202. a first sleeve; 1203. a second sleeve; 1204. a first guide wheel; 1205. rotating a hand wheel; 1206. a tension spring; 1207. a second guide wheel; 1208. placing a frame; 13. a wheel set bracket; 14. a handle; 15. a screw; 16. a braking member; 17. an upper wing plate; 18. a running surface; 19. a guide surface.

Detailed Description

Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the utility model are shown in the drawings, it should be understood that the utility model can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

Referring to fig. 1 to 10, an embodiment of the present invention provides a track beam measuring vehicle, where the measuring vehicle includes a workbench 1, a support frame 2 for horizontally arranging the workbench 1, an ultrahigh measuring device 3 for measuring the ultrahigh height of a running surface 18 of a track beam, an internal spacing measuring device 4 for measuring the internal spacing of a guide surface 19 of the track beam, and a plurality of traveling wheels 5; the ultrahigh measuring device 3 is positioned on the workbench 1, the inner space measuring devices 4 are two groups and are respectively arranged on the supporting frame 2, the walking wheels 5 are positioned below the workbench 1, and the walking wheels 5 roll on a walking surface during measurement.

In this embodiment, as shown in fig. 1, the track beam includes an upper wing plate 17 and a guide surface 19, and the top of the upper wing plate 17 is a running surface 18. Referring to fig. 2, the measuring vehicle may include a table 1, a support frame 2, an ultra-high measuring device 3, an inner space measuring device 4, and a plurality of traveling wheels 5. Wherein, support frame 2 is connected with workstation 1, and under the non-measuring condition, the measuring carriage passes through support frame 2 and stably places on ground, simultaneously, workstation 1 under this condition is parallel with the horizontal plane. The superelevation measuring device 3 is used for measuring the superelevation of the running surfaces 18 of the track beam, and the superelevation refers to the height difference between the two running surfaces 18. The inter-distance measuring device 4 is used to measure the inter-distance between the guide surfaces 19 of the track beam, the inter-distance being the distance between two guide surfaces 19.

Illustratively, the worktable 1 may include an upper table top and a lower table top, and the ultra-high measuring device 3 may be located on the upper table top, and the position of the upper table top may be determined according to actual needs, which is not limited herein. Specifically, the superelevation measuring device 3 can detect an acute angle formed by a connecting line between the two running surfaces 18 and the horizontal plane, and can determine a corresponding superelevation value according to the unchanged distance between the two upper wing plates 17. The number of inner distance measuring devices 4 is two and the two sets of inner distance measuring devices 4 are mounted on the support frame 2, respectively, in particular the distance between the two sets of inner distance measuring devices 4 is determined. For example, the distance to the nearest one of the guide surfaces 19 may be detected by the first group of inter-distance measuring devices 4, and the distance to the other guide surface 19 may be detected by the second group of inter-distance measuring devices 4. The three distances can thus be accumulated to determine the inter-distance value. Through integrating superelevation measuring device 3 and interior interval measuring device 4 on the position of measuring car co-altitude not, when measuring the car and measuring, can measure the interior interval and the superelevation of track roof beam corresponding position in the same time, do not need artifical measurement and change measuring tool, improved measurement of efficiency and measurement accuracy.

Wherein, a plurality of walking wheel 5 can be installed in the below of workstation 1, is connected with lower mesa promptly. When the measuring vehicle performs measurement, the road wheels 5 are placed on the running surface 18 and are in contact with the running surface 18. In one example, referring to fig. 1, 8 and 9, the road wheels 5 may be in contact with two road surfaces 18, respectively; in another example, referring to fig. 10, the road wheels 5 may be in contact with only one running surface 18. The whole measuring vehicle can be conveniently driven to move along the running surface 18 under the action of thrust or tension. Through walking wheel 5, can realize measuring the continuous measurement of car on the track roof beam, further improved interior interval and super high measurement efficiency.

Referring to fig. 3, in an alternative embodiment, the superelevation measuring apparatus 3 includes a first mounting plate 301 fixed to the work table 1, a level sensor 302 positioned on the first mounting plate 301, and a horizontal bolt 303 for zeroing the level sensor 302, the horizontal bolt 303 being mounted on the first mounting plate 301.

The inner distance measuring device 4 comprises a second mounting plate 401 mounted on the support frame 2 and a distance measuring sensor 402 fixed on the second mounting plate 401, wherein the distance measuring sensor 402 is arranged right opposite to the guide surface 19.

In this embodiment, the superelevation measuring apparatus 3 may include a first mounting plate 301, a horizontal sensor 302, and a horizontal bolt 303. Wherein the level sensor 302 is located on the first mounting plate 301, the first mounting plate 301 is used for fixing the level sensor 302 on the workbench 1, and the horizontal bolt 303 is located on the first mounting plate 301 and is used for correcting the lower surface of the level sensor 302, in particular. In the case of non-measurement, i.e., when the measuring truck is placed on the ground, the output of the level sensor 302 can be made zero by screwing the horizontal bolt 303, thereby achieving zero setting of the level sensor 302. The data accuracy of the measured ultrahigh value is improved. The number of the horizontal bolts 303 may be determined according to actual requirements, and is not limited herein.

Referring to fig. 4, in another example, the inner distance measuring device 4 may include a second mounting plate 401 and a distance measuring sensor 402, and the distance measuring sensor 402 may be fixed to the second mounting plate 401 by a cover plate, and the second mounting plate 401 is used to mount the distance measuring sensor 402 to the support frame 2. The distance measuring sensor 402 may be a laser distance measuring sensor, an infrared distance measuring sensor, or the like. As a preferred embodiment, the distance measuring sensor 402 may employ a laser distance measuring sensor.

Referring to fig. 2, in an alternative embodiment, the supporting frame 2 includes a vertically disposed mounting platform 6, the second mounting plate 401 is fixed on the mounting platform 6 by fixing bolts, and a plurality of mounting holes 7 are formed in the mounting platform 6, where the mounting holes 7 are used to adjust the position of the distance measuring sensor 402 in the vertical direction.

In this embodiment, the support frame 2 may include a vertically arranged mounting platform 6, and a plurality of mounting holes 7 are provided from top to bottom on the mounting platform 6, wherein the mounting holes 7 may be penetrated by fixing bolts, and the second mounting plate 401 is fixed on the mounting platform 6. Therefore, by fixing the second mounting plate 401 through the mounting holes 7 of different heights, the height position of the distance measuring sensor 402 in the vertical direction can be adjusted, and the distance between the inner-distance measuring point and the running surface 18 can be adjusted.

Referring to fig. 5, in an alternative embodiment, the measuring vehicle further includes a driving device 8, where the driving device 8 includes a motor 801 fixed below the worktable 1, a speed reducer 802 driven by the motor 801, and a universal joint 803 connected to the speed reducer 802; wherein the content of the first and second substances,

the walking wheel 5 is connected with the universal joint 803, and the motor 801 drives the walking wheel 5 to rotate when in work.

In this embodiment, the measuring vehicle may further include a driving device 8, and the driving device 8 is configured to control the measuring vehicle to move forward and backward. Specifically, the driving device 8 may include a motor 801, a speed reducer 802, and a universal joint 803. The motor 801 may be a servo motor, the motor 801 may be fixed to the lower platen, and an output shaft of the motor 801 is connected to the speed reducer 802. When the motor 801 rotates forward or backward, the speed reducer 802 can be driven to rotate in different directions. Meanwhile, as the shaft of the walking wheel 5 is connected with the universal joint 803, the motor 801 can indirectly drive the walking wheel 5 to rotate when working, thereby controlling the walking direction of the measuring vehicle. For example, when the motor 801 rotates forward, the road wheels 5 drive the measuring vehicle to advance along the track beam; when the motor 801 rotates reversely, the traveling wheels 5 drive the measuring vehicle to retreat along the track beam.

In one example, referring to fig. 8 and 10, road wheels 5 on one running surface 18 may be driven by a drive means 8. In another example, referring to fig. 2 and 9, road wheels 5 on both running surfaces 18 may be driven simultaneously by a drive means 8, for example, a speed reducer 802 may be connected to two universal joints 803 to which the road wheels 5 are connected, such that the road wheels 5 on both running surfaces 18 are coaxial.

In another example, the measuring vehicle can also be used for measuring directly by a mode of manually applying thrust without arranging the driving device 8, and the walking wheels 5 roll on a walking surface in the process of manually applying the thrust to realize continuous measurement of the measuring vehicle. The mode of manually controlling the measuring vehicle is adopted, so that the manufacturing cost is reduced, the measuring vehicle can be lightened as much as possible, and the flexibility of measuring operation is improved.

Referring to fig. 2, in an alternative embodiment, the measuring vehicle further includes a controller 9, wherein the superelevation measuring device 3, the inner distance measuring device 4, and the driving device 8 are respectively in signal connection with the controller 9.

The measuring vehicle further comprises a Bluetooth module 10 and/or an operation screen 11, and the Bluetooth module 10 and/or the operation screen 11 are in signal connection with the controller 9.

In this embodiment, the measuring vehicle may further include a controller 9, for example, the controller 9 may be a processor, a single chip microcomputer, or the like. The controller 9 can be simultaneously connected to the superelevation measuring device 3, the inner distance measuring device 4 and the drive device 8 by signals. Specifically, the controller 9 is in signal connection with the level sensor 302 and is configured to acquire an acute angle formed by a connecting line between the two running surfaces 18 output by the level sensor 302 and the horizontal plane; the controller 9 is in signal connection with the distance measuring sensor 402 and is used for acquiring the distance between the distance measuring sensor 402 and the two guide surfaces 19; the controller 9 is in signal connection with the motor 801 and is used for outputting a control signal to control the motor 801 to rotate forward and backward, so that the forward movement or the backward movement of the measuring vehicle is guaranteed. In another example, when the motor 801 is a servo motor, the controller 9 may adjust the rotation speed of the motor 801 by outputting an adjustment signal.

For example, the inter-distance measuring device 4 may upload the measured inter-distance value to the controller 9 according to a point-taking intermittent instruction given by the controller 9; the superelevation measuring device 3 may upload the measured superelevation value to the controller 9 according to a point-taking intermittent instruction given by the controller 9. In one example, the controller 9 may convert the rotation speed of the motor 801 into a walking range, and record the collected inner distance value and the super-high value with the range value according to the reading time, so as to obtain the variation relationship between the range-walking surface 18 super-high and the range-guiding surface 19 inner distance, and automatically store the data exceeding the threshold value according to the given threshold value. For example, an alarm may be provided, and a printer may be connected to the controller 9 for printing data that exceeds a threshold.

In one example, the measuring vehicle may further include a bluetooth module 10 or an operation screen 11, and the bluetooth module 10 or the operation screen 11 is in signal connection with the controller 9. Wherein, wireless connection can be established with the controller 9 through the bluetooth module 10, thereby the driving device 8 of the vehicle can be remotely controlled to realize the forward or backward movement of the measuring vehicle. The operation screen 11 can be installed on the upper surface of the workbench 1, and signal connection is established between the operation screen 11 and the controller 9, so that a user can control the driving device 8 of the vehicle on the operation screen 11 to realize the forward or backward movement of the measuring vehicle. In another example, the measuring vehicle may include a bluetooth module 10 and an operation screen 11, and the bluetooth module 10 and the operation screen 11 are in signal connection with the controller 9. The measuring vehicle can be controlled remotely or in short range at the same time through the operation screen 11 and the Bluetooth module 10, and the applicability of the product is optimized.

Referring to fig. 6, in an alternative embodiment, the measuring vehicle further includes a guiding device 12, where the guiding device 12 includes a telescopic rod 1201, a first sleeve 1202 connected to the working platform 1 or the support frame 2, a second sleeve 1203 connected to the working platform 1 or the support frame 2, a first guiding wheel 1204, a rotating handwheel 1205 and a telescopic spring 1206; wherein the content of the first and second substances,

the telescopic rod (1201) comprises a loop bar and an inner rod, wherein the loop bar is sleeved on the inner rod and slides relative to the inner rod along the axial direction;

the loop bar penetrates through the first sleeve (1202) and is connected with the first guide wheel (1204);

the inner rod penetrates through the second sleeve (1203) and is connected with the rotating hand wheel (1205), and when the rotating hand wheel (1205) is screwed, the inner rod and the sleeve rod slide relatively along the axial direction;

the telescopic spring (1206) is sleeved on the inner rod, one end of the telescopic spring (1206) is abutted to the sleeve rod, the other end of the telescopic spring (1206) extends into the second sleeve (1203) and is abutted to the second sleeve (1203), and the first guide wheel (1204) is abutted to the track beam under the pressure of the telescopic spring (1206);

the guiding device 12 further includes a second guiding wheel 1207, and the second guiding wheel 1207 is disposed opposite to or away from the first guiding wheel 1204, so as to cooperate with the first guiding wheel 1204 to limit the measuring vehicle.

In this embodiment, the measuring vehicle may further include a guide device 12, and the guide device 12 is used to limit the measuring vehicle in the traveling process. Illustratively, the guiding device 12 is horizontally disposed, and the guiding device 12 may include a telescopic rod 1201, a first sleeve 1202, a second sleeve 1203, a first guiding wheel 1204, and a rotating handwheel 1205. The telescopic link 1201 can adopt metal material or plastics material, and the telescopic link 1201 includes loop bar and interior pole, and the internal diameter of loop bar slightly is greater than the diameter of interior pole to the loop bar can be located on the pole, through the cooperation of loop bar and interior pole, can realize that telescopic link 1201 stretches out and draws back along the axial. The first sleeve 1202 is connected with the workbench 1 or the support frame 2, and the second sleeve 1203 is also connected with the workbench 1 or the support frame 2, and the specific connection mode can be welding, clamping, riveting or the like.

The loop bar is arranged in the first sleeve 1202 in a penetrating way and is connected with the first guide wheel 1204; the inner rod is arranged in the second sleeve 1203 in a penetrating mode and connected with a rotating hand wheel 1205, and the specific connection mode can be welding, clamping, riveting or the like. By adjusting the length of the telescopic rod 1201, the position of the first guide wheel 1204 can be adjusted, so that the first guide wheel 1204 can be in good contact with the track beam.

The length of the telescopic rod 1201 can be specifically adjusted by screwing a rotary hand wheel 1205; still the cover is equipped with expanding spring 1206 on the interior pole, and expanding spring 1206's one end and loop bar butt, expanding spring 1206's the other end extend to in the second sleeve 1203 to with second sleeve 1203 butt, thereby telescopic link 1201 can press the loop bar and the first leading wheel 1204 who is connected with the loop bar to track roof beam one side through the pressure effect of expanding spring 1206. Under the pressure effect of the extension spring 1206, the first guide wheel 1204 can generate certain pressure in the horizontal direction, so that the first guide wheel 1204 is in pressure contact with the track beam, and the stability of the contact between the first guide wheel 1204 and the track beam is improved.

And, the guiding device 12 may further include a second guiding wheel 1207, where the second guiding wheel 1207 may be mounted on the workbench 1 or the support frame 2, and the second guiding wheel 1207 and the first guiding wheel 1204 may be disposed opposite to each other or away from each other, and cooperate with the first guiding wheel 1204 to limit the position of the measuring vehicle.

In one example, the first sleeve 1202 and the second sleeve 1203 may each be coupled to a lower table surface of the table 1, and,

the first travelling wheel 5 and the second travelling wheel 5 are oppositely arranged, and the rolling directions of the first travelling wheel 5 and the second travelling wheel 5 are the same. When the extension spring 1206 extends, the first walking wheel 5 is matched with the second walking wheel 5 to tightly hold two side faces of the same upper wing plate 17, so that the measuring vehicle is limited in the advancing process.

In another example, the first sleeve 1202 and the second sleeve 1203 may be fixed on the support frame 2. And, the first traveling wheel 5 and the second traveling wheel 5 are disposed opposite to each other. Specifically, the first road wheel 5 is horizontally installed toward one guide surface 19, and the second road wheel 5 is horizontally installed toward the other guide surface 19. When the extension spring 1206 extends, the first walking wheel 5 and the second walking wheel 5 are matched to respectively contact with the two guide surfaces 19, so that the measuring vehicle is limited in the advancing process.

Referring to fig. 2 and 6, in an alternative embodiment, a wheel set bracket 13 is disposed below the working platform 1, and the guiding device 12 further includes a swing frame 1208 rotatably connected to the wheel set bracket 13, wherein the first sleeve 1202 and the second sleeve 1203 are respectively fixed on the swing frame 1208.

In this embodiment, a wheel set bracket 13 is disposed below the workbench 1, i.e., on the lower table top. The guiding device 12 may further include a swing frame 1208 rotatably connected to the wheel set bracket 13, specifically, the first sleeve 1202 and the second sleeve 1203 may be fixed to the swing frame 1208 by means of a snap and a bearing. Thereby, the guide 12 can be rotated 90 ° upwards around the wheelset bracket 13. Can be convenient for place on the track roof beam of measuring carriage.

Referring to fig. 7, in an alternative embodiment, a handle 14 and a screw rod 15 fixed to the handle 14 are further disposed on the workbench 1, the screw rod 15 penetrates through the workbench 1 from top to bottom and is in threaded connection with the workbench 1, and a braking member 16 for contacting with the road wheel 5 is disposed at the bottom of the screw rod 15.

In this embodiment, the table 1 is further provided with a handle 14 and a screw 15 fixed to the handle 14. Specifically, the screw 15 is threaded to the table 1 from the upper table to the lower table while penetrating through the table 1. The bottom of the screw 15 is provided with a braking piece 16, the distance between the braking piece 16 and the road wheel 5 can be controlled by screwing the handle 14, for example, the handle 14 is screwed clockwise, the braking piece 16 can be in contact with the road wheel 5, the road wheel 5 cannot rotate continuously after the braking piece 16 gives a certain pressure to the road wheel 5, and therefore the braking of the measuring vehicle is realized.

In conclusion, the utility model discloses a track beam measuring vehicle, which comprises a workbench 1, a support frame 2 for horizontally arranging the workbench 1, an ultrahigh measuring device 3 for measuring the ultrahigh height of a running surface 18 of the track beam, an inner space measuring device 4 for measuring the inner space of a guide surface 19 of the track beam and a plurality of travelling wheels 5; the ultrahigh measuring device 3 is positioned on the workbench 1, the inner space measuring devices 4 are two groups and are respectively arranged on the supporting frame 2, the walking wheels 5 are positioned below the workbench 1, the walking wheels 5 are in contact with the walking surface 18 during measurement, and the measuring vehicle can be driven to move along the walking surface 18. The internal spacing and the ultrahigh can be measured at the same time through the integrated ultrahigh measuring device 3 and the internal spacing measuring device 4, measuring tools and manual measurement do not need to be replaced, the whole measuring vehicle is driven to move on the track beam through the rotation of the walking wheels 5, the continuous measurement of the internal spacing and the ultrahigh can be realized, the measuring efficiency is improved, and the precision of measured data is also improved.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

As is readily imaginable to the person skilled in the art: any combination of the above embodiments is possible, and thus any combination between the above embodiments is an embodiment of the present invention, but the present disclosure is not necessarily detailed herein for reasons of space.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the utility model, various features of the utility model are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the utility model and aiding in the understanding of one or more of the various inventive aspects.

Furthermore, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.

Claims (10)

1. The track beam measuring vehicle is characterized by comprising a workbench (1), a support frame (2) for horizontally arranging the workbench (1), an ultrahigh measuring device (3) for measuring the height of a running surface of a track beam, an inner space measuring device (4) for measuring the inner space of a guide surface of the track beam and a plurality of travelling wheels (5); wherein the content of the first and second substances,

the ultrahigh measuring device (3) is located on the workbench (1), the inner space measuring devices (4) are two groups and are respectively installed on the support frame (2), the walking wheels (5) are located below the workbench (1), and the walking wheels (5) roll on a walking surface during measurement.

2. The measuring trolley according to claim 1, characterized in that the superelevation measuring device (3) comprises a first mounting plate (301) fixed on the work table (1), a level sensor (302) located on the first mounting plate (301), and a horizontal bolt (303) for zeroing the level sensor (302), the horizontal bolt (303) being mounted on the first mounting plate (301).

3. The measuring trolley according to claim 1, characterized in that the inner distance measuring device (4) comprises a second mounting plate (401) mounted on the support frame (2) and a distance measuring sensor (402) fixed to the second mounting plate (401), the distance measuring sensor (402) being arranged opposite a guide surface.

4. The measuring trolley according to claim 3, characterized in that the supporting frame (2) comprises a vertically arranged mounting platform (6), the second mounting plate (401) is fixed on the mounting platform (6) through a fixing bolt, and a plurality of mounting holes (7) are formed in the mounting platform (6), and the mounting holes (7) are used for adjusting the position of the distance measuring sensor (402) in the vertical direction.

5. The measuring trolley according to claim 1, characterized in that the measuring trolley further comprises a driving device (8), wherein the driving device (8) comprises a motor (801) fixed below the worktable (1), a speed reducer (802) driven by the motor (801), and a universal joint (803) connected with the speed reducer (802); wherein the content of the first and second substances,

the walking wheel (5) is connected with the universal joint (803), and the motor (801) drives the walking wheel (5) to rotate when in work.

6. The measuring trolley according to claim 5, characterized in that the measuring trolley further comprises a controller (9), wherein the superelevation measuring device (3), the inner distance measuring device (4) and the driving device (8) are in signal connection with the controller (9), respectively.

7. The measuring trolley according to claim 6, characterized in that it further comprises a Bluetooth module (10) and/or an operation screen (11), said Bluetooth module (10) and/or operation screen (11) being in signal connection with said controller (9).

8. The measuring trolley according to claim 1, characterized in that it further comprises a guiding device (12), said guiding device (12) comprising a telescopic rod (1201), a first sleeve (1202) connected to said work table (1) or support frame (2), a second sleeve (1203) connected to said work table (1) or support frame (2), a first guide wheel (1204), a rotating hand wheel (1205) and a telescopic spring (1206); wherein the content of the first and second substances,

the telescopic rod (1201) comprises a loop bar and an inner rod, wherein the loop bar is sleeved on the inner rod and slides relative to the inner rod along the axial direction;

the loop bar penetrates through the first sleeve (1202) and is connected with the first guide wheel (1204);

the inner rod penetrates through the second sleeve (1203) and is connected with the rotating hand wheel (1205), and when the rotating hand wheel (1205) is screwed, the inner rod and the sleeve rod slide relatively along the axial direction;

the telescopic spring (1206) is sleeved on the inner rod, one end of the telescopic spring (1206) is abutted to the sleeve rod, the other end of the telescopic spring (1206) extends into the second sleeve (1203) and is abutted to the second sleeve (1203), and the first guide wheel (1204) is abutted to the track beam under the pressure of the telescopic spring (1206);

the guide device (12) further comprises a second guide wheel (1207), and the second guide wheel (1207) and the first guide wheel (1204) are arranged in an opposite or reverse mode so as to be matched with the first guide wheel (1204) to limit the measuring vehicle.

9. The measuring trolley according to claim 8, characterized in that a wheel set support (13) is arranged below the working platform (1), the guiding device (12) further comprises a swing frame (1208) rotatably connected to the wheel set support (13), wherein the first sleeve (1202) and the second sleeve (1203) are respectively fixed on the swing frame (1208).

10. The measuring trolley according to claim 1, characterized in that a handle (14) and a screw (15) fixed with the handle (14) are further arranged on the workbench (1), the screw (15) penetrates through the workbench (1) from top to bottom and is in threaded connection with the workbench (1), and a brake piece (16) used for contacting with the travelling wheel (5) is arranged at the bottom of the screw (15).

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