CN216374060U

CN216374060U - Wheel structure for steel rail grinding vehicle

Info

Publication number: CN216374060U
Application number: CN202123057057.XU
Authority: CN
Inventors: 陈旋; 袁冬; 祁兆伟
Original assignee: Beijing Jiuzhou Tiewu Track Technology Service Co ltd
Current assignee: Beijing Jiuzhou Tiewu Track Technology Service Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-04-26
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the technical field of steel rail grinding wagon, and discloses a wheel structure for a steel rail grinding wagon, which solves the problem that when the grinding wagon in the current market is used for maintaining a steel rail, if the wheel of the grinding wagon is damaged and cannot be used, the wheel of the grinding wagon running on the steel rail is inconvenient to replace or maintain.

Description

Wheel structure for steel rail grinding vehicle

Technical Field

The utility model belongs to the technical field of steel rail grinding vehicles, and particularly relates to a wheel structure for a steel rail grinding vehicle.

Background

In recent years, with the continuous development of railway transportation industry in China, the train weight and the train density of main trunks are continuously increased, large-scale passenger special lines are continuously constructed, and the improvement of the railway running comfort and the safety are basic requirements in the railway development process.

However, when the rail is maintained, the grinding wagon runs on the rail, and if the wheels of the grinding wagon are damaged and cannot be used, the wheels of the grinding wagon running on the rail are difficult to replace or maintain.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a wheel structure for a rail grinding wagon, which effectively solves the problem that when the rail is maintained by the grinding wagon in the current market, if the wheel of the grinding wagon is damaged and cannot be used, the wheel of the grinding wagon running on the rail is inconvenient to replace or maintain.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wheel structure that rail car was polished, includes wheel hub and shaft, the one end of shaft is provided with the telescopic and links up the pole, the opening has been seted up to the centre of wheel hub side, the one end that links up the pole and stretch out the shaft runs through the opening of wheel hub side and extends to its opposite side, and the one end threaded connection that links up the pole and run through wheel hub has fixing bolt.

Preferably, a limiting groove is formed in one end, connected with the hub, of the wheel shaft, the connecting rod is inserted into the limiting groove in one end of the wheel shaft, the connecting rod can move in the limiting groove, and the connecting rod cannot rotate in the limiting groove.

Preferably, the shifting chutes have all been seted up to the both sides of spacing inslot wall, and have all seted up the through-hole at the top of two shifting chutes, the equal fixedly connected with linking plate in bottom of linking pole both sides, and two linking plates are located the shifting chute of spacing inslot wall both sides respectively and can slide inside it, two the equal fixedly connected with locating lever in top of linking plate works as the linking pole is located spacing groove opening part one end and makes, and the locating lever on two linking plates runs through two through-holes respectively and extends to the outside of shaft.

Preferably, the side face, close to the wheel axle, of the wheel hub is provided with two positioning grooves, when the wheel hub is sleeved on the connecting rod at one end of the wheel axle, the ends, located outside the wheel axle, of the two positioning rods are respectively inserted into the two positioning grooves on the side face of the wheel hub.

Preferably, a rail is provided below the hub, and the hub is capable of moving in position along the rail.

Compared with the prior art, the utility model has the beneficial effects that:

when the wheel on the grinding wagon is replaced, firstly, the fixing bolt is unscrewed from the connecting rod, then the connecting rod is pushed to move to the limiting groove at one end of the wheel shaft, the connecting rod is separated from the through hole in the middle of the wheel hub, at the moment, the rolling wheel hub can be taken down, then, a new wheel hub is placed on the steel rail, the wheel hub is rotated to move on the steel rail, the wheel hub moves to the wheel shaft, then the connecting rod is pulled out from the limiting groove at one end of the wheel shaft, the two connecting plates on the connecting rod move in the moving groove, the positioning rods on the two connecting plates penetrate through the through hole to leak out of the wheel shaft, finally, the connecting rod penetrates through the through hole in the middle of the new wheel hub, the two positioning rods are inserted into the two positioning grooves on the side surface of the wheel hub, and then the fixing bolt is screwed on the connecting rod again to complete the replacement of the wheel of the grinding wagon, the operation is simple and rapid, and the maintenance schedule of workers on the steel rail can not be delayed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of a hub, axle and rail joint according to the present invention;

FIG. 2 is a schematic view of the hub and axle connection of the present invention;

FIG. 3 is a schematic view of the connection of the axle and the adapter rod according to the present invention;

FIG. 4 is an enlarged schematic view of the present invention at A;

in the figure: 1. a hub; 2. a steel rail; 3. a wheel axle; 4. a connecting rod; 5. fixing the bolt; 6. a port; 7. positioning a groove; 8. positioning a rod; 9. a limiting groove; 10. a moving groove; 11. a connector tile; 12. and a through hole.

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.

In the first embodiment, as shown in fig. 1-4, the present invention includes a hub 1 and a wheel axle 3, one end of the wheel axle 3 is provided with a retractable connecting rod 4, a through hole 6 is formed in the middle of the side surface of the hub 1, one end of the connecting rod 4 extending out of the wheel axle 3 penetrates through the through hole 6 in the side surface of the hub 1 and extends to the other side of the same, and one end of the connecting rod 4 penetrating through the hub 1 is in threaded connection with a fixing bolt 5.

In the second embodiment, on the basis of the first embodiment, a limit groove 9 is formed in one end, connected with the hub 1, of the wheel shaft 3, the joint rod 4 is inserted into the limit groove 9 in one end of the wheel shaft 3, the joint rod 4 can move in the limit groove 9, and the joint rod 4 cannot rotate in the limit groove 9.

Third embodiment, on the basis of second embodiment, shifting chutes 10 have all been seted up to the both sides of spacing groove 9 inner wall, and have all seted up through-hole 12 at the top of two shifting chutes 10, the equal fixedly connected with linking board 11 in the bottom of linking pole 4 both sides, and two linking boards 11 are located the shifting chute 10 of spacing groove 9 inner wall both sides respectively and can slide inside it, the equal fixedly connected with locating lever 8 in top of two linking boards 11, when linking pole 4 is located spacing groove 9 opening part one end messenger, locating lever 8 on two linking boards 11 runs through two through-holes 12 respectively and extends to the outside of shaft 3.

Fourth embodiment, on the basis of third embodiment, two constant head tanks 7 have been seted up to the side that wheel hub 1 is close to shaft 3, and when wheel hub 1 cup jointed on the extension rod 4 of 3 one end of shaft, two locating levers 8 are located the outside one end of shaft 3 and peg graft respectively inside two constant head tanks 7 of 1 side of wheel hub, can drive wheel hub 1 and rotate together when making wheel hub 3 rotate.

In the fifth embodiment, in addition to the first embodiment, the rail 2 is provided below the hub 1, and the hub 1 can be moved in position along the rail 2.

The working principle is as follows: when the wheel on the grinding wagon is replaced, firstly, the fixing bolt 5 is unscrewed from the connecting rod 4, then the connecting rod 4 is pushed to move into the limiting groove 9 at one end of the wheel shaft 3, the connecting rod 4 is separated from the through hole 6 in the middle of the wheel hub 1, at the moment, the wheel hub 1 is rolled to take down the connecting rod, then, a new wheel hub 1 is placed on the steel rail 2, the wheel hub 1 is rotated to move on the steel rail 2 to move the wheel hub 1 to the wheel shaft 3, then the connecting rod 4 is pulled out from the limiting groove 9 at one end of the wheel shaft 3, two connecting plates 11 on the connecting rod 4 move in the moving groove 10, the positioning rods 8 on the two connecting plates 11 penetrate through the through holes 12 to leak out of the wheel shaft 3, finally, the connecting rod 4 penetrates through the through hole 6 in the middle of the new wheel hub 1, and the two positioning rods 8 are inserted into the two positioning grooves 7 on the side surface of the wheel hub 1, and then the fixing bolt 5 is screwed on the connecting rod 4 again.

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.

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 a wheel structure that rail car was used of polishing, includes wheel hub (1) and shaft (3), its characterized in that: the one end of shaft (3) is provided with telescopic joint pole (4), opening (6) have been seted up to the centre of wheel hub (1) side, the one end that stretches out wheel shaft (3) in joint pole (4) runs through opening (6) of wheel hub (1) side and extends to its opposite side, and has fixing bolt (5) in the one end of joint pole (4) running through wheel hub (1) threaded connection.

2. The wheel structure for a rail grinding vehicle according to claim 1, wherein: limiting grooves (9) are formed in one end, connected with the hub (1), of the wheel shaft (3), the connecting rods (4) are inserted into the limiting grooves (9) in one end of the wheel shaft (3), the connecting rods (4) can move in the limiting grooves (9), and the connecting rods (4) cannot rotate in the limiting grooves (9).

3. The wheel structure for a rail grinding wagon according to claim 2, wherein: shifting chute (10) have all been seted up to the both sides of spacing groove (9) inner wall, and have all seted up through-hole (12) at the top of two shifting chutes (10), the equal fixedly connected with in bottom of linking pole (4) both sides links up fishplate bar (11), and two linking pole (11) are located shifting chute (10) of spacing groove (9) inner wall both sides respectively and can slide inside it, two the equal fixedly connected with locating lever (8) in top of linking pole (11), work as linking pole (4) are located spacing groove (9) opening part one end and make, and locating lever (8) on two linking pole (11) run through two through-holes (12) respectively and extend to the outside of shaft (3).

4. The wheel structure for a rail grinding wagon according to claim 3, wherein: two positioning grooves (7) are formed in the side face, close to the wheel shaft (3), of the wheel hub (1), when the wheel hub (1) is connected to the connecting rod (4) at one end of the wheel shaft (3) in a sleeved mode, the two positioning rods (8) are located at the outer end of the wheel shaft (3) and are respectively inserted into the two positioning grooves (7) in the side face of the wheel hub (1).

5. The wheel structure for a rail grinding vehicle according to claim 1, wherein: a steel rail (2) is arranged below the hub (1), and the hub (1) can move along the steel rail (2).