CN219736192U - Wheel diameter measuring device - Google Patents
Wheel diameter measuring device Download PDFInfo
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- CN219736192U CN219736192U CN202320933627.7U CN202320933627U CN219736192U CN 219736192 U CN219736192 U CN 219736192U CN 202320933627 U CN202320933627 U CN 202320933627U CN 219736192 U CN219736192 U CN 219736192U
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- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 35
- 238000000034 method Methods 0.000 description 13
- 229920001971 elastomer Polymers 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
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Abstract
The utility model discloses a wheel diameter measuring device, wherein the wheel diameter measuring device comprises: the main scale comprises a connecting body and a positioning body arranged at one end of the connecting body, wherein the connecting body is used for being arranged at the outer side of the tread of the wheel, and the positioning body is used for being abutted against the inner side surface of the wheel; the positioning ruler is arranged on the connecting body and is used for abutting against the tread of the wheel; the longitudinal measuring ruler is arranged at the other end of the connecting body in a sliding manner, is arranged in parallel with the positioning ruler and stretches towards the axial direction of the wheel, and is provided with a measuring end, and the measuring end is provided with a zero point position which is flush with the end of the positioning ruler and a measuring position which is flush with a limit groove of the wheel; and the measuring module is arranged on the longitudinal measuring ruler and is used for measuring the distance between the measuring position and the zero position. The technical scheme of the utility model solves the technical problem that the conventional train wheels are inconvenient to measure the wheel diameters.
Description
Technical Field
The utility model relates to the technical field of railway detection, in particular to a wheel diameter measuring device.
Background
In order to ensure safe and reliable running of the train, the wheel diameters of the wheels of the train are required to be measured regularly so as to judge the service condition of the wheels and facilitate timely replacement of the wheels.
However, some trains currently operated online are difficult to measure the wheel diameter by using a conventional measuring tool under the condition that the wheel set is not decomposed due to the narrow space at the bottom of the bogie, and the measuring method is greatly influenced by human factors and has low measuring efficiency.
Disclosure of Invention
The utility model mainly aims to provide a wheel diameter measuring device which aims to solve the technical problem that the wheel diameter of an existing train wheel is inconvenient to measure.
In order to achieve the above object, the present utility model provides a wheel diameter measuring apparatus comprising:
the main scale comprises a connecting body and a positioning body arranged at one end of the connecting body, wherein the connecting body is used for being arranged at the outer side of the tread of the wheel, and the positioning body is used for being abutted against the inner side surface of the wheel;
the positioning ruler is arranged on the connecting body and is used for abutting against the tread of the wheel;
the longitudinal measuring ruler is arranged at the other end of the connecting body in a sliding manner, is arranged in parallel with the positioning ruler and stretches towards the axial direction of the wheel, and is provided with a measuring end, and the measuring end is provided with a zero point position which is flush with the end of the positioning ruler and a measuring position which is flush with a limit groove of the wheel; and
and the measuring module is arranged on the longitudinal measuring ruler and is used for measuring the distance between the measuring position and the zero position.
Optionally, the wheel diameter measuring device further comprises a transverse measuring ruler, wherein the transverse measuring ruler is slidably arranged at the measuring end so as to slide in the direction parallel to the axis of the wheel, and the transverse measuring ruler is used for abutting against a limit groove of the wheel at the measuring position.
Optionally, a hook portion is provided at an end of the transverse measuring scale, and the hook portion is used for abutting against a side wall of the limiting groove away from the center of the wheel at the measuring position.
Optionally, the wheel diameter measuring device comprises an elastomer, and the elastomer is elastically connected with the longitudinal measuring rule and the transverse measuring rule, so that the transverse measuring rule has a tendency to move towards one side of the wheel.
Optionally, the wheel diameter measuring device comprises a positioning device, the positioning device is arranged on the end face of the positioning body facing to one side of the wheel, and the positioning device is used for abutting against and adsorbing on the inner side face of the wheel so as to fix the wheel diameter measuring device.
Optionally, the positioning device is a magnetometer holder.
Optionally, the wheel diameter measuring device comprises a handle, and the handle is arranged on one side of the positioning body, which is away from the wheel.
Optionally, the wheel diameter measuring device comprises a positioning screw, the positioning screw is movably arranged at the other end of the connecting body in a penetrating way and is in threaded connection with the connecting body, and the positioning screw is used for being abutted against or separated from the outer wall of the longitudinal measuring ruler so as to fix or release the longitudinal measuring ruler.
Optionally, the end of the positioning ruler, which is close to one side of the wheel, is provided with a positioning part, the positioning part is used for abutting against the tread of the wheel, and the peripheral dimension of the positioning part is gradually decreased from the connecting body to the axis direction of the wheel.
Optionally, the measuring module includes a display screen, where the display screen is provided on the longitudinal measuring scale and is used for displaying the numerical value of the distance between the measuring position and the zero position.
In the technical scheme of the utility model, the wheel diameter measuring device comprises a main scale, wherein the main scale is provided with a connecting body and a positioning body arranged at one end of the connecting body, the connecting body is arranged at the outer side of the tread of the wheel, and the positioning body is abutted to the inner side surface of the wheel so as to realize the position fixing of the wheel diameter measuring device on the wheel. The connecting body is provided with a positioning rule for abutting against the tread of the wheel, and the positioning rule is used as a reference position of the wheel diameter measuring device. In addition, the other end of the connector is also connected with a longitudinal measuring ruler in a sliding manner, the longitudinal measuring ruler is arranged in parallel with the positioning ruler and stretches towards the axial direction of the wheel, the longitudinal measuring ruler is provided with a measuring end, the measuring end is provided with a zero point position and a measuring position, when the measuring end is positioned at the zero point position, the measuring end is flush with the end part of the positioning ruler, and when the measuring end is positioned at the measuring position, the measuring end is flush with the limiting groove position on the end face of the wheel. In addition, the longitudinal measuring ruler is also provided with a measuring module which is used for measuring the distance between the measuring position and the zero point position, the distance is the thickness of the outer rim of the wheel, and the diameter of the limit groove is a known quantity, so that the wheel diameter of the wheel can be obtained by adding the distance and the diameter of the limit groove. In this technical scheme, this wheel diameter measuring device only need slide the position of this vertical measuring tape of adjustment in the measurement process and can realize measuring, and because only need measure the thickness in the wheel limit groove outside, consequently can measure under the not state of dismantling of wheel, has convenient operation, advantage that the suitability is strong.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of a wheel diameter measuring apparatus according to the present utility model.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the name |
| 100 | Main ruler | 200 | Positioning ruler |
| 300 | Longitudinal measuring ruler | 400 | Measuring module |
| 500 | Transverse measuring ruler | 600 | Elastic body |
| 700 | Positioning device | 800 | Handle |
| 900 | Positioning screw | 110 | Connector body |
| 120 | Positioning body |
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The wheel set is an extremely important component in the running part of the train, not only bears the whole weight of the train body, but also is responsible for transmitting the acting force between the wheel set and the steel rail. During the running process of the train, the wheel set can generate friction with the steel rail, so that the dimension parameters of the wheel set are changed, and therefore, the wheel diameter of the wheels needs to be measured regularly to ensure the running safety of the train. However, some trains currently operated online cannot realize the measurement of the diameter of the wheel by using a conventional measuring tool under the condition that the wheel set is not decomposed due to the narrow space at the bottom of the bogie, and the measurement method has great influence on human factors, so that inaccurate measurement results are easily caused.
In order to solve the technical problem, the technical scheme provides a wheel diameter measuring device for measuring the wheel diameter of a wheel of a train, the wheel diameter measuring device comprises:
the main scale 100 comprises a connecting body 110 and a positioning body 120 arranged at one end of the connecting body 110, wherein the connecting body 110 is used for being arranged at the outer side of the tread of the wheel, and the positioning body 120 is used for being abutted against the inner side surface of the wheel;
the positioning ruler 200 is arranged on the connector 110, and the positioning ruler 200 is used for abutting against the tread of the wheel;
the longitudinal measuring ruler 300 is slidably arranged at the other end of the connecting body 110, the longitudinal measuring ruler 300 is arranged in parallel with the positioning ruler 200 and stretches towards the axial direction of the wheel, the longitudinal measuring ruler 300 is provided with a measuring end, and the measuring end is provided with a zero point position which is level with the end of the positioning ruler 200 and a measuring position which is level with a limit groove of the wheel; and
the measuring module 400 is arranged on the longitudinal measuring ruler 300 and is used for measuring the distance between the measuring position and the zero position;
the end of the positioning ruler 200 near one side of the wheel is provided with a positioning part, the positioning part is used for abutting against the tread of the wheel, and the peripheral size of the positioning part is decreased in the axial direction from the connector 110 to the wheel.
In the technical scheme of the utility model, the wheel diameter measuring device comprises a main scale 100, wherein the main scale 100 is provided with a connecting body 110 and a positioning body 120 arranged at one end of the connecting body 110, the connecting body 110 is arranged at the outer side of the tread of the wheel, and the positioning body 120 is abutted against the inner side surface of the wheel so as to realize the position fixing of the wheel diameter measuring device on the wheel. The connecting body 110 is provided with a positioning rule 200, and the positioning rule 200 is used for abutting against the tread of the wheel to take the position as a reference position of the wheel diameter measuring device. In addition, the other end of the connecting body 110 is also slidably connected with a longitudinal measuring tape 300, the longitudinal measuring tape 300 is arranged parallel to the positioning tape 200 and stretches towards the axial direction of the wheel, the longitudinal measuring tape 300 is provided with a measuring end, the measuring end has a zero point position and a measuring position, when the measuring end is in the zero point position, the measuring end is flush with the end of the positioning tape 200, and when the measuring end is in the measuring position, the measuring end is flush with the limit groove position on the end face of the wheel. In addition, the measuring module 400 is further disposed on the longitudinal measuring scale, and the measuring module 400 is used for measuring the distance between the measuring position and the zero position, the distance is the thickness of the outer rim of the wheel, and the diameter of the limit groove is a known quantity, so that the wheel diameter of the wheel can be obtained by adding the distance and the diameter of the limit groove. In the technical scheme, the wheel diameter measuring device can realize measurement by only sliding and adjusting the position of the longitudinal measuring tape 300 in the measuring process, and can measure the thickness of the outer side of the limit groove of the wheel only by measuring the thickness of the outer side of the limit groove of the wheel, so that the wheel diameter measuring device can be used in a state that the wheel is not dismounted, and has the advantages of convenient operation and strong applicability.
Specifically, as shown in the figure, the wheel diameter measuring device comprises a main scale 100, the main scale 100 comprises a connecting body 110 and a positioning body 120, wherein the connecting body 110 is a strip-shaped plate-shaped structural member, one end of the connecting body 110 is provided with the positioning body 120, the positioning body 120 is also a plate-shaped structural member, one end of the positioning body 120 is connected to the connecting body 110, the other end of the positioning body extends away from the connecting body 110, when in use, the positioning body 120 can be abutted to the inner side surface of a wheel, and the connecting body 110 is positioned at the outer side of the tread of the wheel so as to be convenient for fixing the relative position of the wheel diameter measuring device and the wheel pair in the measuring process. In order to ensure the accuracy of measurement, the wheel diameter measuring device further comprises a positioning rule 200, wherein the positioning rule 200 is arranged in the middle of the connecting body 110 and extends in the same direction as the positioning body 120, the positioning rule 200 and the positioning body 120 can be arranged at intervals in parallel, in order to realize the compatibility of standard wheels, the distance between the positioning rule 200 and the positioning body 120 is 70mm, when in measurement, the positioning body 120 is abutted against the inner side surface of the wheel, the end surface of the positioning rule 200 is abutted against the tread of the wheel, and the extending direction of the positioning rule 200 can be led to point to the axial direction of the wheel by adjusting the position of the connecting body 110, at the moment, the abutted position of the positioning rule 200 and the wheel can be used as a reference position in the measurement process, in addition, the positioning rule 200 is arranged, the position of the wheel diameter measuring device can be conveniently determined during each measurement, and the consistency of the measurement result is ensured; in this embodiment, the end of the positioning ruler 200 near the wheel is further provided with a positioning portion, the peripheral dimension of the positioning portion decreases gradually from the connector 110 to the axis direction of the wheel, and the positioning portion is arranged to facilitate determining the position of the positioning ruler 200 when abutting the tread of the wheel, thereby further ensuring the accuracy of the measurement result. In order to realize the measurement of the wheel diameter, the wheel diameter measuring device further comprises a longitudinal measuring scale 300 and a measuring module 400, wherein the longitudinal measuring scale 300 is slidably connected to one end of the connecting body 110 far away from the positioning body 120, the sliding connection mode can be that a sliding groove is formed on the connecting body 110, the longitudinal measuring scale 300 is slidably matched with the sliding groove through the longitudinal measuring scale 300, the longitudinal measuring scale 300 extends parallel to the positioning scale 200, and the sliding direction is consistent with the extending direction of the longitudinal measuring scale 300, so that after the positioning scale 200 is adjusted to the reference position, the longitudinal measuring scale 300 can slide towards the axial direction of the wheel at the moment; in addition, the longitudinal measuring gauge 300 is further provided with a measuring end, the measuring end is arranged at an end part facing one side of the wheel in the measuring process of the longitudinal measuring gauge 300, when the longitudinal measuring gauge 300 slides, the measuring end slides along with the longitudinal measuring gauge to be close to or far away from the axis of the wheel, in this embodiment, the measuring end is provided with a zero point position and a measuring position, when the measuring end is in the zero point position, the measuring end is flush with an end part of the positioning gauge 200, which is abutted against the tread, the position can be used as a zero point, in the measuring process, the measuring end can extend close to the axis of the wheel, when the measuring end is flush with a limit groove on the wheel, the distance between the measuring position and the zero point position is the thickness of the wheel outside the limit groove, namely the thickness of the rim of the wheel, and the diameter of the limit groove is a known value when the wheel is processed, so that the actual wheel diameter of the wheel can be obtained by multiplying the measured distance by the diameter of the limit groove. In addition, in order to facilitate the acquisition of the measurement result, the longitudinal measuring tape 300 is further provided with a measurement module 400, in this embodiment, the measurement module 400 may be a grating or a capacitive grating measurement system which is the same as a measurement principle of a conventional digital display vernier caliper, and the measurement module 400 acquires the relative distance between the measurement end and the zero point position of the longitudinal measuring tape 300 when the measurement end slides, and when the measurement end slides to the measurement position, the measurement module 400 can measure the distance between the measurement position and the zero point position, thereby realizing the measurement of the wheel diameter. In this technical scheme, this wheel diameter measuring device only need adjust the position of vertical measuring tape 300, can realize the measurement to the wheel diameter of wheel, has the advantage of measuring convenient, in addition, owing to only need measure the thickness in the limit groove outside of wheel, it can be applicable to narrow and small space measurement wheel diameter, has solved the problem that is difficult to the measurement wheel diameter under the condition of not breaking down the wheel pair.
Further, the wheel diameter measuring device further comprises a transverse measuring scale 500, wherein the transverse measuring scale 500 is slidably arranged at the measuring end so as to slide in the direction parallel to the axis of the wheel, and the transverse measuring scale 500 is used for abutting against a limit groove of the wheel at the measuring position.
In order to ensure measurement accuracy, the wheel diameter measuring device further comprises a transverse measuring scale 500, wherein the transverse measuring scale 500 is arranged at a measuring end of the longitudinal measuring scale 300 and is in sliding connection with the longitudinal measuring scale 300, the transverse measuring scale 500 can slide relative to the longitudinal measuring scale 300 in a direction parallel to the axis of the wheel, when the measuring end reaches a position flush with a limit groove during measurement, the transverse measuring scale 500 can slide towards one side of the wheel and can be abutted in the limit groove, and at the moment, the longitudinal measuring scale 300 can realize position fixing through the transverse measuring scale 500, so that the measurement module 400 is convenient for measurement; in addition, the position of the measuring end is also convenient to confirm by the direct contact of the transverse measuring scale 500 and the limit groove, thereby ensuring the accuracy of the measuring result.
Further, a hook portion is provided at an end of the transverse measuring tape 500, and the hook portion is used for abutting against a sidewall of the limiting groove, which is away from the center of the wheel, at the measuring position. In order to ensure the stability of the butt joint of the transverse measuring tape 500 and the wheel, the end part of the transverse measuring tape 500 is provided with a clamping hook part, one side of the clamping hook part, facing the wheel, is provided with a pointed end, when the transverse measuring tape 500 is butt-jointed with the limit groove, the clamping hook part can be clamped in the limit groove and can be butt-jointed with the side wall of the limit groove, deviating from the axis of the wheel, through the arrangement of the clamping hook part, the consistency of the position of the transverse measuring tape 500 in each measuring process can be further ensured, thereby ensuring the consistency of the measuring result, and meanwhile, the position stability of the transverse measuring tape 500 and the longitudinal measuring tape 300 can be further improved through the cooperation of the clamping hook part and the limit groove.
Further, the wheel diameter measuring apparatus includes an elastic body 600, and the elastic body 600 elastically connects the longitudinal measuring gauge 300 and the lateral measuring gauge 500 such that the lateral measuring gauge 500 has a tendency to move toward one side of the wheel. In this embodiment, the wheel diameter measuring device further includes an elastic body 600, where the elastic body 600 may be an elastic component such as a telescopic spring, and one end of the elastic body 600 may be connected to the transverse measuring scale 500, and the other end may be connected to the longitudinal measuring scale 300, when the wheel diameter measuring device is used for measuring, the transverse measuring scale 500 may be slid away from the wheel, where the elastic body 600 may be stretched or compressively deformed, and when the wheel diameter measuring device reaches the measuring position, the transverse measuring scale 500 may be released, where the transverse measuring scale 500 may abut against the limit groove under the action of the elastic body 600, and by setting the elastic body 600, the cooperation between the transverse measuring scale 500 and the limit groove may be conveniently realized, and meanwhile, the stability of the cooperation between the transverse measuring scale 500 and the limit groove may also be ensured in the measuring process.
Further, the wheel diameter measuring device includes a positioning device 700, the positioning device 700 is disposed on an end surface of the positioning body 120 facing the wheel, and the positioning device 700 is used to abut against and be adsorbed on an inner side surface of the wheel to fix the wheel diameter measuring device. In addition, in order to ensure that the wheel diameter measuring device is stable in position in the measuring process, the wheel diameter measuring device further comprises a positioning device 700, the positioning device 700 can be arranged on the end face of the positioning body 120 for being abutted against the wheel, when the positioning body 120 is abutted against the inner side face of the wheel, the positioning device 700 can be adsorbed on the wheel, so that the wheel diameter measuring device can be prevented from displacement in the measuring process, and the accuracy of a measuring result is ensured.
Further, the wheel diameter measuring device comprises a handle 800, and the handle 800 is arranged on one side of the positioning body 120, which is away from the wheel. In order to facilitate the gripping of the wheel diameter measuring device, the wheel diameter measuring device is further provided with a handle 800, the handle 800 is arranged on one side of the positioning body 120, which is away from the wheel, in the measuring process, the wheel diameter measuring device is gripped by the handle 800, so that the position of the wheel diameter measuring device can be conveniently adjusted, the effect of saving labor is achieved, and in addition, in order to improve the gripping comfort, the outer peripheral surface of the handle 800 can be coated with elastic materials such as rubber.
Further, the wheel diameter measuring device comprises a positioning screw 900, wherein the positioning screw 900 is movably arranged at the other end of the connecting body 110 in a penetrating way and is in threaded connection with the connecting body 110, and the positioning screw 900 is used for abutting against or separating from the outer wall of the longitudinal measuring scale 300 so as to fix or release the longitudinal measuring scale 300. Specifically, as shown in the figure, the wheel diameter measuring device further includes a positioning screw 900, the positioning screw 900 is disposed at the other end of the connector 110, a threaded hole matched with the positioning screw 900 can be formed on the connector 110, the threaded hole can be communicated with a chute on the connector 110, the positioning screw 900 can be connected to the threaded hole, in addition, when the positioning screw 900 is screwed into the threaded hole, the end portion of the positioning screw 900 can enter the chute to abut against the peripheral wall of the longitudinal measuring gauge 300, thereby realizing positioning of the longitudinal measuring gauge 300 and being convenient for reading of the measuring module 400.
Further, the measuring module 400 includes a display screen, which is disposed on the longitudinal measuring tape 300 and is used for displaying the distance between the measuring position and the zero position. In order to obtain the measurement result conveniently, the measurement module 400 includes a display screen, which may be disposed on the longitudinal measuring tape 300 to display the measurement result, and by the arrangement of the display screen, the measurement result can be read conveniently.
The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. A wheel diameter measuring apparatus for measuring a wheel diameter of a wheel of a train, comprising:
the main scale comprises a connecting body and a positioning body arranged at one end of the connecting body, wherein the connecting body is used for being arranged at the outer side of the tread of the wheel, and the positioning body is used for being abutted against the inner side surface of the wheel;
the positioning ruler is arranged on the connecting body and is used for abutting against the tread of the wheel;
the longitudinal measuring ruler is arranged at the other end of the connecting body in a sliding manner, is arranged in parallel with the positioning ruler and stretches towards the axial direction of the wheel, and is provided with a measuring end, and the measuring end is provided with a zero point position which is flush with the end of the positioning ruler and a measuring position which is flush with a limit groove of the wheel; and
and the measuring module is arranged on the longitudinal measuring ruler and is used for measuring the distance between the measuring position and the zero position.
2. The wheel diameter measuring apparatus according to claim 1, further comprising a lateral measuring scale slidably provided at the measuring end so as to slide in a direction parallel to the axis of the wheel, the lateral measuring scale being adapted to abut a limit groove of the wheel at the measuring position.
3. The wheel diameter measuring apparatus according to claim 2, wherein an end portion of the transverse measuring scale is provided with a hook portion for abutting against a side wall of the limiting groove facing away from the center of the wheel at the measuring position.
4. The wheel diameter measuring apparatus as defined in claim 2, wherein the wheel diameter measuring apparatus includes an elastic body elastically connecting the longitudinal gauge and the lateral gauge so that the lateral gauge has a tendency to move toward the wheel side.
5. The wheel diameter measuring apparatus according to claim 1, wherein the wheel diameter measuring apparatus comprises a positioning device provided on an end face of the positioning body facing the wheel, the positioning device being adapted to abut against and be adsorbed to an inner side face of the wheel to fix the wheel diameter measuring apparatus.
6. The wheel diameter measuring apparatus of claim 5, wherein the positioning device is a magnetometer.
7. The wheel diameter measuring apparatus as defined in claim 1, wherein the wheel diameter measuring apparatus includes a handle provided at a side of the positioning body facing away from the wheel.
8. The wheel diameter measuring apparatus as claimed in claim 1, wherein the wheel diameter measuring apparatus includes a set screw movably penetrating the other end of the connection body and screwed with the connection body, the set screw being adapted to abut against or be separated from an outer wall of the longitudinal measuring gauge to fix or release the longitudinal measuring gauge.
9. The wheel diameter measuring apparatus according to claim 1, wherein an end portion of the positioning rule on a side close to the wheel is provided with a positioning portion for abutting against a tread of the wheel, and an outer peripheral dimension of the positioning portion decreases in an axial direction from the connecting body to the wheel.
10. The wheel diameter measuring apparatus according to claim 1, wherein the measuring module includes a display screen provided on the longitudinal measuring scale for displaying a value of a distance between the measuring position and the zero point position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320933627.7U CN219736192U (en) | 2023-04-20 | 2023-04-20 | Wheel diameter measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320933627.7U CN219736192U (en) | 2023-04-20 | 2023-04-20 | Wheel diameter measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219736192U true CN219736192U (en) | 2023-09-22 |
Family
ID=88063773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320933627.7U Active CN219736192U (en) | 2023-04-20 | 2023-04-20 | Wheel diameter measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219736192U (en) |
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2023
- 2023-04-20 CN CN202320933627.7U patent/CN219736192U/en active Active
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