CN216483097U - Measuring component and track detection device - Google Patents
Measuring component and track detection device Download PDFInfo
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- CN216483097U CN216483097U CN202122977996.XU CN202122977996U CN216483097U CN 216483097 U CN216483097 U CN 216483097U CN 202122977996 U CN202122977996 U CN 202122977996U CN 216483097 U CN216483097 U CN 216483097U
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- mileage wheel
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Abstract
The utility model provides a measuring component and a track detection device, wherein the measuring component is used for acquiring relevant operating parameters of a power trolley, the measuring component comprises a mileage wheel and measuring equipment arranged on one side of the mileage wheel, the mileage wheel is elastically arranged on one side of the power trolley through a mounting component, the mounting component comprises a mounting plate arranged on one side of the power trolley, a guide shaft is arranged on one side of the mileage wheel, a guide hole corresponding to the guide shaft is arranged on the mounting plate, and an elastic part is arranged between the mounting plate and the mileage wheel. According to the measuring assembly, the mileage wheel is elastically arranged on one side of the power trolley through the mounting assembly, so that the mileage wheel can move relative to the power trolley, when the mileage wheel runs, the mileage wheel can be prevented from rigidly colliding with the surface of a steel rail, the mileage wheel is abraded, the measuring error caused by the precision of the mileage wheel is reduced, and the elastic member is arranged, so that the mileage wheel can be guaranteed to have a certain downward pressure to keep the mileage wheel to be tightly attached to the surface of a track, and the accuracy of the measured mileage is guaranteed.
Description
Technical Field
The utility model relates to the technical field of rail detection, in particular to a measuring assembly and a rail detection device.
Background
When the power trolley carries detection modules such as a rail detector and a rail inspection device for operation, the running speed and mileage of the trolley are required to be accurately measured and recorded. Because the outer edges of the driving wheel and the driven wheel of the trolley are designed by a curve fitting with a rail surface, the driving wheel and the driven wheel can not be used as a mileage wheel, and an additional mileage wheel measuring device is needed.
In the prior art, the nylon wheel device made of an insulating material is mounted on a vehicle body to complete mileage measurement, and the nylon wheel body is easy to be subjected to conditions such as collision, impact, fatigue wear and the like on the surface of a steel rail when running at a high speed and a long time, so that the mileage precision and accumulated errors are large, and the measurement positioning and repeatability errors of a measurement module possibly exceed the allowable range in serious conditions to cause detection failure.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a measuring assembly, aiming at solving the technical problems that in the prior art, under the high-speed and long-time running of a nylon wheel body, the nylon wheel body is easily subjected to the conditions of collision, impact, fatigue wear and the like on the surface of a steel rail, so that the mileage precision and the accumulated error are large, and the measurement positioning and repeatability errors of a measuring module can exceed the allowable range and the detection is invalid in serious conditions.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a measuring component for obtain the relevant operating parameter of power dolly, measuring component includes the mileage wheel and locates the measuring equipment of mileage wheel one side, the mileage wheel pass through installation component elasticity set up in one side of power dolly, the installation component is including locating the mounting panel of power dolly one side, one side of mileage wheel is equipped with the guiding axle, be equipped with on the mounting panel with the guiding hole that the guiding axle corresponds the setting, the mounting panel with be equipped with the elastic component between the mileage wheel.
Compared with the prior art, the utility model has the beneficial effects that: the mileage wheel is elastically arranged on one side of the power trolley through the mounting component, the mounting plate is specifically arranged on one side of the power trolley, the guide shaft is arranged on one side of the mileage wheel, the guide hole corresponding to the guide shaft is formed in the mounting plate, the mileage wheel can move relative to the power trolley, when the mileage wheel runs, rigid collision with the surface of a steel rail can be avoided, abrasion of the mileage wheel is caused, the measurement error caused by the accuracy of the mileage wheel is reduced, in serious cases, the measurement positioning and repeatability error of the measurement module possibly exceeds the allowable range, and the problem of failure detection is solved.
According to one aspect of the above technical scheme, the mileage wheel comprises a wheel carrier and a wheel body, wherein at least one side of the wheel carrier is provided with a bearing, the center of the wheel body is provided with a wheel shaft, and the wheel shaft is connected with the bearing, so that the wheel body is rotatably arranged on the wheel carrier.
According to one aspect of the above technical solution, an insulation layer is disposed on an outer side of the wheel body
According to one aspect of the above technical solution, the insulating layer is made of ceramic.
According to one aspect of the above technical scheme, one side of the guide shaft, which is far away from the mileage wheel, extends to form a limiting part, and the limiting part covers the guide hole.
According to an aspect of the above technical solution, the measuring device includes a mileage encoder, and an input end of the mileage encoder is connected to the wheel axle.
According to one aspect of the above technical scheme, the number of the guide shafts is two, and the two guide shafts are respectively arranged on two sides of the wheel carrier.
The utility model also provides a track detection device which is used for detecting a track and comprises a power trolley and the measurement component in the technical scheme, wherein the measurement component is used for measuring the relevant operation parameters of the power trolley.
Drawings
FIG. 1 is a schematic structural diagram of a measurement assembly according to a first embodiment of the present invention;
FIG. 2 is a schematic view of the assembly of the power cart, the measuring assembly and the rail according to the first embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
description of the main element symbols:
the following detailed description will further illustrate the utility model in conjunction with the above-described figures.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
When the power trolley carries detection modules such as a rail detector and a rail inspection device for operation, the running speed and mileage of the trolley are required to be accurately measured and recorded. Because the outer edges of the driving wheel and the driven wheel of the trolley are designed by a curve fitting with a rail surface, the driving wheel and the driven wheel can not be used as a mileage wheel, and an additional mileage wheel measuring device is needed. The original mode is to install a nylon wheel device made of insulating material on the vehicle body to complete mileage measurement.
In the prior art, the mileage measurement is usually completed by installing a nylon wheel device made of an insulating material on a vehicle body, and the nylon wheel body is easily subjected to conditions such as collision, impact, fatigue wear and the like on the surface of a steel rail under high-speed long-term operation, so that the mileage precision and accumulated errors are large, and the measurement positioning and repeatability errors of a measurement module possibly exceed an allowable range in severe cases to cause detection failure.
In summary, a first embodiment of the present application provides a measuring assembly, please refer to fig. 1 to 3, which shows the measuring assembly in the first embodiment of the present invention, and is used for obtaining relevant operating parameters of a power cart 50, the measuring assembly includes a mileage wheel 20 and a measuring device disposed on one side of the mileage wheel 20, the mileage wheel 20 is elastically disposed on one side of the power cart 50 through a mounting assembly, the mounting assembly includes a mounting plate 10 disposed on one side of the power cart 50, one side of the mileage wheel 20 is disposed with a guide shaft 11, the mounting plate 10 is disposed with a guide hole (not shown) corresponding to the guide shaft 11, and an elastic member is disposed between the mounting plate 10 and the mileage wheel 20. Specifically, in the present embodiment, the elastic member is a spring 12, the mileage wheel 20 is disposed on the lower side of the power cart 50, and the spring 12 is used for applying a downward force to the mileage wheel 20 so that the mileage wheel 20 can be tightly attached to the track 40.
Specifically, by elastically disposing the mileage wheel 20 to one side of the power cart 50 through the mounting assembly, and specifically by disposing the mounting plate 10 to one side of the power cart 50, meanwhile, a guide shaft 11 is arranged at one side of the mileage wheel 20, and a guide hole corresponding to the guide shaft 11 is formed on the mounting plate 10, so that the mileage wheel 20 can move relative to the power trolley 50, and when the mileage wheel 20 is in operation, the device can avoid rigid collision with the surface of the track 40, so that the mileage wheel 20 is abraded, the accuracy of the mileage wheel 20 is reduced, measurement errors are caused, and in severe cases, may cause errors in the measurement positioning and repeatability of the measuring module beyond the allowable range, detect failure problems, and, in addition, by providing an elastic member between the mounting plate 10 and the mileage wheel 20, the mileage wheel 20 can be ensured to have certain downward pressure to keep the mileage wheel 20 tightly attached to the surface of the track 40, and the accuracy of the measured mileage is ensured.
Specifically, in the present embodiment, the odometer wheel 20 includes a wheel frame 21 and a wheel body 22, a bearing 24 is disposed on at least one side of the wheel frame 21, and a wheel shaft is disposed at the center of the wheel body 22, and the wheel shaft is connected to the bearing 24, so that the wheel body 22 is rotatably disposed on the wheel frame 21. In this embodiment, a bearing 24 is disposed on one side of the wheel frame 21 for relatively fixing the wheel body 22 on the wheel frame 21, and a mileage encoder 30 is disposed on one side of the wheel frame 21 away from the bearing 24 and connected to the wheel shaft for acquiring the operation parameters of the power cart 50 through the rotation of the mileage wheel 20.
In addition, in the case of detecting the track 40, it is necessary to maintain insulation between the odometer wheel 20 in contact with the track 40 and the track 40, and in the present embodiment, an insulation layer is provided on the outer side of the wheel body 22 to maintain insulation between the track and the odometer wheel when the wheel body is in contact with the track 40. In the embodiment, the insulating layer and the wheel 22 are separately provided, and the material of the wheel 22 is not limited, and it should be understood that in other embodiments of the present invention, the wheel 22 and the insulating layer may be integrally formed, that is, the material of the wheel 22 and the material of the insulating layer are the same insulating material.
Further, in this embodiment, the insulating layer is made of ceramic. Specifically, in this embodiment, the insulating layer is made of zirconia ceramic, and the ceramic has good wear resistance, and compared with the nylon wheel used in the prior art, the test assembly of this embodiment improves the wear resistance of the mileage wheel 20 by using the ceramic wheel, and can effectively maintain the mileage accuracy of measurement.
In this embodiment, a limit portion 13 is formed by extending a side of the guide shaft 11 away from the mileage wheel 20, and the limit portion 13 covers the guide hole. Specifically, the mounting plate 10 is provided with a guide hole, the mounting plate 10 is slidably disposed on the guide shaft 11 through the guide hole, and the upper end of the guide shaft 11 is provided with a limit portion 13 for limiting the moving range of the mileage wheel 20, so that the mileage wheel 20 can move more stably during operation.
In this embodiment, the measuring device comprises a mileage encoder 30, the input of which mileage encoder 30 is connected to the wheel axle. Specifically, the mileage encoder 30 in the present embodiment is connected to the wheel shaft through a coupling, and the mileage encoder 30 converts the mileage in real time through the number of revolutions and the wheel diameter of the mileage encoder 30, so as to accurately measure and record the running speed and the mileage of the power cart 50.
In addition, in the present embodiment, since the wheel body 22 of the mileage wheel 20 is connected to the power cart 50 through the mounting assembly, and in order to ensure the measurement accuracy, the mileage wheel 20 is movably connected to the power cart 50, in order to ensure the stability of the movement of the mileage wheel 20, in the present embodiment, the number of the guide shafts 11 is two, and the two guide shafts 11 are respectively disposed on two sides of the wheel frame 21, so that the movement of the wheel frame 21 relative to the mounting plate 10 is more stable. Particularly, the measuring component is arranged on one side of the middle of the power trolley 50 and between the walking wheels of the power trolley 50, the measuring component occupies a small space, the measuring component can be detached independently through the detachable mounting plate 10 and is mounted at a proper position of the power trolley 50, and maintenance and adjustment are facilitated.
In summary, in the measuring assembly according to the above-mentioned embodiment of the present invention, the odometer wheel 20 is elastically disposed on one side of the power cart 50 through the mounting assembly, and specifically, the mounting plate 10 is disposed on one side of the power cart 50, the guide shaft 11 is disposed on one side of the odometer wheel 20, and the mounting plate 10 is provided with the guide hole corresponding to the guide shaft 11, so that the odometer wheel 20 can move relative to the power cart 50, when the odometer wheel 20 is in operation, the problem that the odometer wheel 20 is worn due to a rigid collision with the surface of a steel rail, the measurement error caused by the accuracy of the odometer wheel 20 is reduced, and if the measurement error is serious, the measurement positioning and repeatability error of the measuring module may exceed the allowable range, and the detection failure may occur is avoided, and in addition, by providing the elastic member between the mounting plate 10 and the odometer wheel 20, the odometer wheel 20 can be ensured to have a certain downward pressure to keep the odometer wheel 20 tightly attached to the surface of the track 40, the accuracy of the measured mileage is ensured, the wear resistance of the mileage wheel 20 is improved by using the ceramic wheel, and the accuracy of the measured mileage can be effectively maintained.
The second embodiment of the present invention provides a track detection apparatus, which is used for detecting a track 40, and includes a power trolley 50, a track detector carried on the power trolley 50, and the like, and further includes a measurement component in the above embodiments, and the measurement component is used for measuring and recording the running speed and mileage of the power trolley 50.
In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides a measuring component for obtain the relevant operating parameter of power dolly, its characterized in that, measuring component includes the mileage wheel and locates the measuring equipment of mileage wheel one side, the mileage wheel pass through installation component elasticity set up in one side of power dolly, the installation component is including locating the mounting panel of power dolly one side, one side of mileage wheel is equipped with the guiding axle, be equipped with on the mounting panel with the guiding hole that the guiding axle corresponds the setting, the mounting panel with be equipped with the elastic component between the mileage wheel.
2. The measuring assembly according to claim 1, wherein the odometer wheel comprises a wheel frame and a wheel body, a bearing is disposed on at least one side of the wheel frame, and a wheel shaft is disposed at a center of the wheel body and connected to the bearing, so that the wheel body is rotatably disposed on the wheel frame.
3. The measurement assembly of claim 2, wherein the outside of the wheel is provided with an insulating layer.
4. The measurement assembly of claim 3, wherein the insulating layer is made of ceramic.
5. The measuring assembly of claim 1, wherein a side of the guide shaft away from the odometer wheel extends to form a limiting portion, and the limiting portion covers the guide hole.
6. A measuring assembly according to claim 2, wherein the measuring device comprises a odometer encoder, the input of which is connected to the axle.
7. The measuring assembly according to claim 2, wherein the number of the guide shafts is two, and the two guide shafts are respectively provided on both sides of the wheel carrier.
8. A rail detection device for detecting a rail, comprising a power truck, the rail detection device further comprising a measurement assembly according to any one of claims 1 to 7 for measuring an associated operating parameter of the power truck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122977996.XU CN216483097U (en) | 2021-11-30 | 2021-11-30 | Measuring component and track detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122977996.XU CN216483097U (en) | 2021-11-30 | 2021-11-30 | Measuring component and track detection device |
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| Publication Number | Publication Date |
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| CN216483097U true CN216483097U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122977996.XU Active CN216483097U (en) | 2021-11-30 | 2021-11-30 | Measuring component and track detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115818447A (en) * | 2023-01-13 | 2023-03-21 | 河南卫华重型机械股份有限公司 | Crane travel monitoring device |
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2021
- 2021-11-30 CN CN202122977996.XU patent/CN216483097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115818447A (en) * | 2023-01-13 | 2023-03-21 | 河南卫华重型机械股份有限公司 | Crane travel monitoring device |
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