CN216467827U - Guide wheel device for rail vehicle - Google Patents
Guide wheel device for rail vehicle Download PDFInfo
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- CN216467827U CN216467827U CN202122877102.XU CN202122877102U CN216467827U CN 216467827 U CN216467827 U CN 216467827U CN 202122877102 U CN202122877102 U CN 202122877102U CN 216467827 U CN216467827 U CN 216467827U
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- guide wheel
- wheel device
- bogie
- polyurethane
- vehicle
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Abstract
The utility model discloses a guide wheel device for a railway vehicle, wherein the guide wheel device is arranged on a bogie, the bogie comprises a first end surface and a second end surface, the guide wheel device comprises a polyurethane wheel, a main body support and a rotating pin shaft, the main body support comprises a pin shaft connecting end, a pressure adjusting end and a guide wheel connecting end, the pin shaft connecting end is rotatably connected to the first end surface of the bogie through the rotating pin shaft, the polyurethane wheel is rotatably arranged at the guide wheel connecting end, when the guide wheel device works, the polyurethane wheel is abutted against the side surface of a track beam, and the pressure adjusting end is abutted against the second end surface of the bogie. The whole structure of the guide wheel device has better nonlinear rigidity, can reduce impact load when a vehicle passes through a curve, and sets appropriate pretightening force to keep the polyurethane wheels always in contact with the track beam and provide guide force for the vehicle.
Description
Technical Field
The utility model relates to a guide wheel device, in particular to a guide wheel device for a railway vehicle.
Background
A guide wheel device for a rail vehicle is a device provided on a rail vehicle to provide a function of guiding the running of the vehicle. However, the existing guide wheel device for the railway vehicle has poor wear resistance, so that the maintenance cost of the vehicle is high, the friction resistance in the guide process is large, and the energy consumption of the vehicle in operation is increased. In order to solve this problem, it has been proposed to use a polyurethane wheel instead of the existing guide wheel, however, although the polyurethane wheel can solve the problem of wear resistance well, the polyurethane wheel has a high hardness, which further causes a problem of poor comfort. In addition, the guide wheel is in a friction state for a long time due to contact with the track, but the contact force between the guide wheel and the track beam cannot be adjusted by the conventional guide wheel, so that the guide wheel device is always in a poor working state, and the working performance is changed after long-term use.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, the present invention provides a guide wheel device for a rail vehicle, which can improve the service life of a tire and run stably.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a leading wheel device for rail vehicle, the leading wheel device is installed on the bogie, the bogie includes first terminal surface and second terminal surface, the leading wheel device includes polyurethane wheel, main part support, rotates the round pin axle, main part support includes round pin hub connection end, pressure adjustment end, leading wheel link, round pin hub connection end passes through it rotatably connects in the first terminal surface of bogie to rotate the round pin axle, polyurethane wheel rotatably install in the leading wheel link, the during operation, the side butt of polyurethane wheel and track roof beam, pressure adjustment end and the second terminal surface butt of bogie. The guide wheel device adopts the polyurethane wheel for guiding, improves the wear resistance and the service life of the tire, reduces the maintenance cost of the vehicle, has good economy, reduces the friction resistance of the polyurethane wheel, and reduces the energy consumption of the vehicle in running.
Further, the main part support is the V font, the leading wheel link is located the corner of V font main part support, round pin hub connection end and pressure regulation end are located the both ends of V font main part support respectively.
Further, a rubber spring mechanism is installed at the pressure adjusting end. This leading wheel device adopts rubber spring device, and it is high to have solved polyurethane wheel hardness, the poor problem of travelling comfort, and rubber spring device's setting can guarantee the irregularity of vehicle adaptation circuit, obtains higher travelling comfort.
Further, the rubber spring mechanism comprises a metal block and a rubber block, the metal block is fixedly installed on the pressure adjusting end, the rubber block is fixedly arranged on the metal block, and the rubber block is abutted to the second end face of the bogie.
Further, still include and add pad guiding mechanism, it installs between the pressure regulation end of rubber spring mechanism and main part support to add pad guiding mechanism. The guide wheel device is provided with the cushion-adding adjusting mechanism, so that the contact force between the polyurethane wheel and the track beam can be conveniently adjusted, the guide wheel device is always in the best working state, and the problem of change of the working height after long-term use of rubber is solved.
Further, the cushioning adjusting mechanism comprises gaskets, and the contact force between the polyurethane wheel and the track beam is adjusted by changing the number and/or the thickness of the gaskets.
Further, the gasket is a NORDLOCK gasket. This leading wheel device has adopted NORDLOCK gasket to prevent loosing, has guaranteed to connect reliably, and factor of safety is high.
Furthermore, the rotating pin shafts are paired conical bearings, and the conical bearings are provided with grease filling holes.
Compared with the prior art, the utility model has the beneficial effects that:
the guide wheel device for the railway vehicle is arranged on the bogie and is in contact with the track beam during working, so that the function of guiding the vehicle in running is realized. The structural member of the guide wheel device is subjected to strength calculation, so that the bearing requirement of the vehicle can be met. The whole structure of the guide wheel device has better nonlinear rigidity, can reduce impact load when a vehicle passes through a curve, and sets appropriate pretightening force to keep the polyurethane wheels always in contact with the track beam and provide guide force for the vehicle.
Drawings
FIG. 1 is a schematic structural view of a guide wheel assembly for a railway vehicle;
fig. 2 is a mounting structure view of a guide wheel device for a railway vehicle.
The labels in the figure are: 1. a polyurethane wheel; 2. locking the nut; 3. a main body support; 4. a rubber spring mechanism; 5. a cushioning adjustment mechanism; 6. A rotating bearing; 7. installing a bolt kit; 8-1, left track; 8-2, right rail; 9. a bogie; 9-1, a first end face; 9-2, a second end face; 10. a left rear guide wheel device; 11. a left front guide wheel device; 12. a right rear guide wheel device; 13. a right front guide wheel device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 shows a structure of a guide wheel device for a railway vehicle according to the present embodiment. The guide wheel device is a guide device of a rail vehicle, so that the straight line smooth running of the vehicle on a straight rail can be ensured, and the vehicle can smoothly move along the rail when passing through a curve. The guide wheel device is arranged on the bogie 9 and is contacted with the side surface of the track beam during working, so that the function of guiding the running of the vehicle is realized. The portion of the bogie 9 where the guide wheel unit is mounted is shown in phantom in fig. 1 and includes a first end surface 9-1 and a second end surface 9-2 perpendicular to the first end surface 9-1. The guide wheel device is arranged on a bogie.
The guide wheel device of the embodiment comprises a polyurethane wheel 1, a main body bracket 3 and a rotating pin shaft 6. The main body support 3 comprises a pin shaft connecting end, a pressure adjusting end and a guide wheel connecting end. The pin shaft connecting end is rotatably connected to a first end surface 9-1 of a bogie 9 through a rotating pin shaft 6, and the rotating pin shaft 6 is installed on the bogie 9 through an installation support and an installation bolt kit 7; the polyurethane wheel 1 is rotatably arranged at the guide wheel connecting end of the main body bracket 3 through a guide wheel pin shaft; the pressure regulating end of the main body bracket 3 abuts against the second end face 9-2 of the bogie 9. In the embodiment, the rotating pin shaft 6 and the guide wheel pin shaft are preferably matched conical bearings, two ends of the rotating pin shaft and the guide wheel pin shaft are locked by the locking nuts 2, and the conical bearings can be further provided with grease filling holes, so that the bearing capacity can be improved, the lubrication is good, and the service life is long. The guide wheel device adopts the polyurethane wheel for guiding, improves the wear resistance and the service life of the tire, reduces the maintenance cost of the vehicle, has good economy, reduces the friction resistance of the polyurethane wheel, and reduces the energy consumption of the vehicle in running.
In this embodiment, the structure of the main body support 3 is preferably as shown in fig. 1, the main body support 3 is integrally V-shaped, the guide wheel connecting end of the main body support 3 is located at a corner of the V-shaped main body support, and the pin connecting end and the pressure adjusting end of the main body support 3 are respectively located at two ends of the V-shaped main body support. The guide wheel device is connected through a reasonable structure, so that the whole structure is simple and compact, and the requirement of light weight design is met.
In this embodiment, a rubber spring mechanism 4 is installed at the pressure adjusting end of the main body bracket 3. Preferably, the rubber spring mechanism 4 includes a metal block (a cylindrical portion in fig. 1) fixedly mounted on the pressure-adjusting end of the main body frame 3 and a rubber block (a step portion in fig. 1) fixedly mounted on the metal block, which abuts against the second end face 9-2 of the bogie 9. This leading wheel device adopts rubber spring device, and it is high to have solved polyurethane wheel hardness, the poor problem of travelling comfort, and rubber spring device's setting can guarantee the irregularity of vehicle adaptation circuit, obtains higher travelling comfort.
The guide wheel apparatus for a railway vehicle according to the present embodiment may further include a shimming adjustment mechanism 5. The cushioning adjusting mechanism 5 is arranged between the rubber spring mechanism 4 and the pressure adjusting end of the main body bracket 3. Specifically, the pad-adding adjusting mechanism 5 comprises a pad which is detachably mounted. The contact force of the polyurethane wheel 1 and the rail can be adjusted by changing the number and/or the thickness of the gaskets. The guide wheel device is provided with the cushion-adding adjusting mechanism, so that the contact force between the polyurethane wheel and the track beam can be conveniently adjusted, the guide wheel device is always in the best working state, the problem that the working performance of rubber is changed after the rubber is used for a long time is solved, the pre-pressure stability of the guide wheel device is ensured, and the requirement of providing stable guide force for a vehicle is ensured all the time. The gasket can be preferably a NORDLOCK gasket, and the NORDLOCK gasket is adopted for preventing looseness, so that the reliable connection and the safe and reliable connection are ensured.
As shown in fig. 2, in the present embodiment, 4 guide wheel devices are arranged per bogie (i.e. the left rear guide wheel device 10, the left front guide wheel device 11, the right rear guide wheel device 12, and the right front guide wheel device 13), so as to ensure the requirements of straight running, left curve running, right curve running, and reverse running of the vehicle. When the bogie works, the polyurethane wheel 1 is abutted against the side surface of a track beam of a track (comprising a left track 8-1 and a right track 8-2), and the rubber spring mechanism 4 is abutted against the second end surface 9-2 of the bogie 9. Through setting up rubber spring mechanism 4 for main part support 3 of leading wheel device is elastic contact with second terminal surface 9-2 of bogie 9, has avoided the problem that the travelling comfort is poor because of polyurethane wheel hardness height leads to, can guarantee the not smooth-going circuit of vehicle adaptation simultaneously, has obtained higher travelling comfort. When the contact force between the polyurethane wheel and the track beam needs to be adjusted, the number and/or the thickness of the gaskets in the gasket adjusting mechanism can be changed to conveniently adjust, so that the guide wheel device is always in the optimal working state. The structural member of the guide wheel device is subjected to strength calculation, so that the bearing requirement of the vehicle can be met.
The whole structure of the guide wheel device has better nonlinear rigidity, can reduce impact load when a vehicle passes through a curve, and sets appropriate pretightening force to keep the polyurethane wheels always in contact with the track beam and provide guide force for the vehicle. The guide wheel device is compact in structure, small in occupied space, convenient to install, convenient to adjust pre-tightening force, stable in guide performance, low in noise and good in maintainability after being applied to a traveling monorail transit vehicle, and the running stability of the vehicle is effectively improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a leading wheel device for rail vehicle, the leading wheel device is installed on the bogie, the bogie includes first terminal surface and second terminal surface, a serial communication port, the leading wheel device includes polyurethane wheel, main part support, rotates the round pin axle, the main part support includes round pin hub connection end, pressure regulation end, leading wheel link, round pin hub connection end passes through it rotatably connects in the first terminal surface of bogie to rotate the round pin axle, the polyurethane wheel rotatably install in the leading wheel link, the during operation, the side butt of polyurethane wheel and track roof beam, the second terminal surface butt of pressure regulation end and bogie.
2. The guide wheel device for the rail vehicle as claimed in claim 1, wherein the main body support is V-shaped, the guide wheel connection end is located at a corner of the V-shaped main body support, and the pin connection end and the pressure adjustment end are respectively located at two ends of the V-shaped main body support.
3. The guide wheel apparatus for a railway vehicle according to claim 1 or 2, wherein the pressure-adjusting end is mounted with a rubber spring mechanism.
4. The guide wheel apparatus for a railway vehicle as claimed in claim 3, wherein the rubber spring mechanism comprises a metal block and a rubber block, the metal block is fixedly mounted on the pressure adjusting end, the rubber block is fixedly arranged on the metal block, and the rubber block abuts against the second end face of the bogie.
5. The guide wheel apparatus for a railway vehicle as claimed in claim 3, further comprising a shimming adjusting mechanism installed between the rubber spring mechanism and the pressure regulating end of the main body bracket.
6. The guide wheel device for rail vehicles according to claim 5, wherein the shimming adjusting mechanism comprises shims, and the magnitude of the contact force between the polyurethane wheel and the rail beam is adjusted by changing the number and/or thickness of the shims.
7. Guide wheel arrangement according to claim 6, characterized in that the shim is a NORDLOCK shim.
8. The guide wheel device for the rail vehicle as claimed in claim 1, wherein the rotating pin shaft is a pair of conical bearings, and the conical bearings are provided with grease filling holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122877102.XU CN216467827U (en) | 2021-11-23 | 2021-11-23 | Guide wheel device for rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122877102.XU CN216467827U (en) | 2021-11-23 | 2021-11-23 | Guide wheel device for rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216467827U true CN216467827U (en) | 2022-05-10 |
Family
ID=81397695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122877102.XU Active CN216467827U (en) | 2021-11-23 | 2021-11-23 | Guide wheel device for rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216467827U (en) |
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2021
- 2021-11-23 CN CN202122877102.XU patent/CN216467827U/en active Active
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