CN215398692U

CN215398692U - Accurate measuring equipment for geometrical parameters of track

Info

Publication number: CN215398692U
Application number: CN202120921648.8U
Authority: CN
Inventors: 姚兴宇; 于佃清; 丁文; 刘忆萱
Original assignee: Liaoning Institute of Metrology
Current assignee: Liaoning Institute of Metrology
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-01-04
Anticipated expiration: 2031-04-30

Abstract

The utility model relates to the technical field of track detection, and discloses accurate track geometric parameter measuring equipment which comprises two rails, two driving assemblies, mounting assemblies, connecting rods and measuring assemblies, wherein the driving assemblies are arranged between the two rails, and the mounting assemblies are arranged between the two rails and above the driving assemblies. This accurate measuring equipment of track geometric parameters, through starting biax driving motor, biax driving motor drives the pivot rotation, make the drive wheel rotatory, the whole railcar of drive gos forward, when the gauge becomes little, the telescopic link shrink, the spring also shrinks, under the pulling force of spring, make the regulating box remove to keeping away from rail one side, make the walking wheel also remove to keeping away from rail one side, when the gauge grow, the same reason, the spring extension, under the elasticity of spring, make the walking wheel remove to being close to rail one side, the mesh of walking wheel with the rail laminating all the time has been realized to the whole cooperation of above-mentioned device.

Description

Accurate measuring equipment for geometrical parameters of track

Technical Field

The utility model relates to the technical field of track detection, in particular to a track geometric parameter accurate measurement device.

Background

The track geometric shape and position is a general term of the geometric shape, relative position and basic size of each part of the track and comprises track gauge, level, distortion, height, track direction and track bottom slope, the track relative geometric parameters refer to the track gauge, the level, deviation and change rate of the track gauge and the level, deviation of the track direction and the height, unsmooth long and short wave and the like, and the track is smoother when the track is vertical and smaller.

When a common rail car walks on a rail, the rail wheels cannot be adjusted, so that the rail car cannot be attached to the rail all the time when the rail gauge parameters change, the stability of the whole rail car is affected, and the measurement of geometric parameters is not accurate, so that the problem provided by the accurate measurement equipment for the geometric parameters of the rail is solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the accurate measuring equipment for the geometric parameters of the track, which has the advantages that the edge of the traveling wheel is always attached to the rail and the like, and solves the problem that when a common rail car travels on the rail, the rail wheel cannot be adjusted, so that the rail car cannot be attached to the rail constantly when the track gauge parameters are changed, the stability of the whole rail car is influenced, and the measurement of the geometric parameters is inaccurate.

(II) technical scheme

In order to achieve the purpose that the travelling wheels are always attached to the rails, the utility model provides the following technical scheme: the utility model provides an accurate measuring equipment of track geometric parameters, includes rail, drive assembly, installation component, connecting rod and measuring component, the quantity of rail is two, two be provided with drive assembly between the rail, two just be located the drive assembly top and be provided with the installation component between the rail, be provided with the connecting rod between drive assembly and the installation component, the installation component left and right sides all is provided with the adjusting part of one end and rail laminating, installation component and adjusting part front side all are provided with measuring component.

Preferably, drive assembly is including being located the drive case between two rails, and drive case top fixed mounting has the connecting rod, and the inside fixed mounting of drive case has biax driving motor, biax driving motor's output shaft fixed mounting has the pivot that one end extends to the drive case outside, two the equal fixed mounting in pivot back of the body one side of the back of the body has the drive wheel of one end and rail laminating.

Preferably, the mounting assembly comprises a mounting box located between the two rails, a connecting rod is fixedly mounted at the bottom of the mounting box, a sliding rod is fixedly mounted between the upper side and the lower side of the inner wall of the mounting box, and a sliding block is movably mounted on the outer side of the sliding rod.

Preferably, the adjusting part includes the bracing piece, bracing piece fixed mounting is in the left and right sides of install bin, and the outside movable mounting of bracing piece has the adjusting box, both sides all articulate about the adjusting box have one end extend to the install bin inside and with slider articulated swinging arms, two bracing pieces back to the back equal fixed mounting in one side of the body of the other one end and adjusting box inner wall fixed connection's telescopic link, two bracing pieces back to the back equal fixed mounting in one side of the body of the other one end and adjusting box inner wall fixed connection and cover the spring in the telescopic link outside, two the walking wheel of one end and rail laminating is all fixed mounting in one side of adjusting box back to the back.

Preferably, the measuring assembly comprises an angle measuring instrument and a displacement sensor, the angle measuring instrument is fixedly installed on the front side of the installation box, and the displacement sensor is fixedly installed on the front side of the adjusting box.

Preferably, the upper side and the lower side of the inner wall of the adjusting box are both provided with sliding grooves, and one end of each sliding groove is provided with a connecting block fixedly connected with the corresponding supporting rod in a sliding manner.

(III) advantageous effects

Compared with the prior art, the utility model provides accurate measurement equipment for the geometric parameters of the track, which has the following beneficial effects:

this accurate measuring equipment of track geometric parameters, through starting biax driving motor, biax driving motor drives the pivot rotation, make the drive wheel rotatory, the whole railcar of drive gos forward, when the gauge becomes little, the telescopic link shrink, the spring also shrinks, under the pulling force of spring, make the regulating box remove to keeping away from rail one side, make the walking wheel also remove to keeping away from rail one side, when the gauge grow, the same reason, the spring extension, under the elasticity of spring, make the walking wheel remove to being close to rail one side, the mesh of walking wheel with the rail laminating all the time has been realized to the whole cooperation of above-mentioned device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention.

In the figure: the device comprises a rail 1, a driving assembly 2, a driving box 21, a double-shaft driving motor 22, a rotating shaft 23, a driving wheel 24, a mounting assembly 3, a mounting box 31, a sliding rod 32, a sliding block 33, a connecting rod 4, an adjusting assembly 5, a supporting rod 51, an adjusting box 52, a swinging rod 53, a telescopic rod 54, a spring 55, a travelling wheel 56, a measuring assembly 6, an angle measuring instrument 61 and a displacement sensor 62.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an accurate track geometric parameter measuring device comprises two rails (1), two driving assemblies (2), a mounting assembly (3), a connecting rod (4) and a measuring assembly (6), wherein the driving assemblies (2) are movably mounted between the two rails (1), each driving assembly (2) comprises a driving box (21) positioned between the two rails (1), the connecting rod (4) is fixedly mounted at the top of the driving box (21), a double-shaft driving motor (22) is fixedly mounted inside the driving box (21), a rotating shaft (23) with one end extending to the outer side of the driving box (21) is fixedly mounted on an output shaft of the double-shaft driving motor (22), a driving wheel (24) with one end attached to the rails (1) is fixedly mounted on one side of each of the two rotating shafts (23) opposite to the other, the mounting assembly (3) is movably mounted between the two rails (1) and above the driving assembly (2), the mounting component (3) comprises a mounting box (31) positioned between two rails (1), a connecting rod (4) is fixedly mounted at the bottom of the mounting box (31), a sliding rod (32) is fixedly mounted between the upper side and the lower side of the inner wall of the mounting box (31), a sliding block (33) is movably mounted on the outer side of the sliding rod (32), a connecting rod (4) is fixedly mounted between a driving component (2) and the mounting component (3), adjusting components (5) with one ends attached to the rails (1) are fixedly mounted on the left side and the right side of the mounting component (3), each adjusting component (5) comprises a supporting rod (51), the supporting rods (51) are fixedly mounted on the left side and the right side of the mounting box (31), an adjusting box (52) is movably mounted on the outer side of the supporting rods (51), sliding grooves are formed in the upper side and the lower side of the inner wall of the adjusting box (52), and connecting blocks with one ends and the supporting rods (51) are fixedly connected in the sliding grooves, the upper side and the lower side of the adjusting box (52) are respectively hinged with a swing rod (53) with one end extending into the mounting box (31) and hinged with the sliding block (33), one side of each of the two support rods (51) back to the back is respectively fixedly provided with a telescopic rod (54) with one end fixedly connected with the inner wall of the adjusting box (52), one side of each of the two support rods (51) back to the back is respectively fixedly provided with a spring (55) with one end fixedly connected with the inner wall of the adjusting box (52) and sleeved outside the telescopic rod (54), one side of each of the two adjusting boxes (52) back to the back is respectively fixedly provided with a walking wheel (56) with one end attached to the rail (1), the front sides of the mounting component (3) and the adjusting component (5) are respectively fixedly provided with a measuring component (6), each measuring component (6) comprises an angle measuring instrument (61) and a displacement sensor (62), and the angle measuring instrument (61) is fixedly arranged on the front side of the mounting box (31), the displacement sensor (62) is fixedly arranged on the front side of the adjusting box (52), the double-shaft driving motor 22 drives the rotating shaft 23 to rotate by starting the double-shaft driving motor 22, so that the driving wheel 24 rotates to drive the whole railcar to advance, when the track gauge becomes smaller, the telescopic rod 54 contracts, the spring 55 also contracts, under the pulling force of the spring 55, the adjusting box 52 moves to the side far away from the rail 1, so that the travelling wheel 56 also moves to the side far away from the rail 1, when the track gauge becomes larger, the spring 55 extends, under the elastic force of the spring 55, the travelling wheel 56 moves to the side close to the rail 1, the integral matching of the devices realizes the purpose that the travelling wheel is always attached to the rail, and solves the problem that when the common railcar walks on the rail, the rail wheel cannot be adjusted, when the track gauge parameter changes, the travelling wheel cannot be attached to the rail constantly, and the stability of the whole railcar is influenced, resulting in the problem of inaccuracy in the measurement of the geometric parameters.

To sum up, the accurate measurement device for the geometric parameters of the track has the advantages that by starting the double-shaft driving motor 22, the double-shaft driving motor 22 drives the rotating shaft 23 to rotate, so that the driving wheel 24 rotates to drive the whole track car to move forward, when the track gauge becomes smaller, the telescopic rod 54 contracts, the spring 55 also contracts, under the tension of the spring 55, the adjusting box 52 moves to the side far away from the track 1, so that the walking wheel 56 also moves to the side far away from the track 1, when the track gauge becomes larger, the spring 55 extends, under the elastic force of the spring 55, the walking wheel 56 moves to the side close to the track 1, the integral cooperation of the device realizes the purpose that the walking wheel always fits with the track, and solves the problem that when the track car runs on the track, the track wheel cannot be adjusted, so that the track car cannot constantly cling to the track when the track gauge parameters change, and the stability of the whole track car is influenced, resulting in the problem of inaccuracy in the measurement of the geometric parameters.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an accurate measuring equipment of track geometric parameters, includes rail (1), drive assembly (2), installation component (3), connecting rod (4) and measuring component (6), its characterized in that: the quantity of rail (1) is two, two be provided with drive assembly (2) between rail (1), two just be located drive assembly (2) top between rail (1) and be provided with installation component (3), be provided with connecting rod (4) between drive assembly (2) and the installation component (3), the installation component (3) left and right sides all is provided with regulating part (5) of one end and rail (1) laminating, installation component (3) and regulating part (5) front side all are provided with measuring part (6).

2. The precise measurement device for the geometrical parameters of the track according to claim 1, characterized in that: drive assembly (2) are including being located drive box (21) between two rail (1), and drive box (21) top fixed mounting has connecting rod (4), and the inside fixed mounting of drive box (21) has biax driving motor (22), the output shaft fixed mounting of biax driving motor (22) has pivot (23) that one end extends to drive box (21) outside, two pivot (23) back of the body one side of the back of the body equal fixed mounting have drive wheel (24) of one end and rail (1) laminating.

3. The precise measurement device for the geometrical parameters of the track according to claim 1, characterized in that: installation component (3) are including being located install bin (31) between two rail (1), install bin (31) bottom fixed mounting have connecting rod (4), and fixed mounting has slide bar (32) between both sides about install bin (31) inner wall, slide bar (32) outside movable mounting has slider (33).

4. An accurate measurement device of geometrical parameters of a track according to claim 1 or 3, characterized in that: adjusting part (5) include bracing piece (51), bracing piece (51) fixed mounting is in the left and right sides of install bin (31), the outside movable mounting of bracing piece (51) has regulating box (52), both sides all articulate about regulating box (52) have one end extend to install bin (31) inside and with slider (33) articulated swinging arms (53), two bracing pieces (51) back of the body one side of the body all fixed mounting have one end and regulating box (52) inner wall fixed connection's telescopic link (54), two bracing pieces (51) back of the body one side all fixed mounting have one end and regulating box (52) inner wall fixed connection and cover spring (55) in the telescopic link (54) outside, two regulating box (52) back of the body one side all fixed mounting have walking wheel (56) of one end and rail (1) laminating.

5. An accurate measurement device of geometrical parameters of a track according to claim 1 or 3, characterized in that: the measuring assembly (6) comprises an angle measuring instrument (61) and a displacement sensor (62), the angle measuring instrument (61) is fixedly installed on the front side of the installation box (31), and the displacement sensor (62) is fixedly installed on the front side of the adjusting box (52).

6. The precise measurement device for the geometrical parameters of the track according to claim 4, characterized in that: the upper side and the lower side of the inner wall of the adjusting box (52) are both provided with sliding grooves, and one end of each sliding groove is fixedly connected with a connecting block of the supporting rod (51).