CN213007440U - Bogie and have its rail vehicle - Google Patents
Bogie and have its rail vehicle Download PDFInfo
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- CN213007440U CN213007440U CN202021709530.0U CN202021709530U CN213007440U CN 213007440 U CN213007440 U CN 213007440U CN 202021709530 U CN202021709530 U CN 202021709530U CN 213007440 U CN213007440 U CN 213007440U
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- guide
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- bogie
- rail vehicle
- wheel
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Abstract
The utility model belongs to the technical field of rail vehicle, especially, relate to a bogie and have its rail vehicle. In the bogie of the railway vehicle, the moving piece is connected with the guide wheel shaft, and the moving of the moving piece along the width direction of the railway vehicle can drive the guide wheel to move between a guide state and a retraction state, when the rail vehicle needs to run on the rail beam, the guide wheels are in a guiding state, the bottom surfaces of the guide wheels are lower than the bottom surfaces of the running wheels, thereby leading the guide wheels to be contacted with the side wall of the track beam to realize the guide, when the track vehicle needs to run on the ground, the guide wheels are moved to a retracted state, the bottom surfaces of the guide wheels are higher than the bottom surfaces of the walking wheels, the walking wheels are utilized to realize the running of the railway vehicle on the ground without being influenced by the guide wheels, therefore, the rail vehicle can run on the erected rail beam and also can run on the ground, the applicability of the rail vehicle is improved, and the cost for building a rail traffic system on a road section with smooth traffic is reduced.
Description
Technical Field
The utility model belongs to the technical field of rail vehicle, especially, relate to a bogie and have its rail vehicle.
Background
The rail vehicles need to run on a specially laid rail, so that the rail needs to be erected in an area with smooth traffic to allow the rail vehicles to pass through, and the cost of the rail traffic system is increased.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the existing rail vehicle must run on a specially laid rail, so the rail needs to be erected on a road section with smooth traffic, and the construction cost of a rail traffic system is increased.
In order to solve the above technical problem, an embodiment of the utility model provides a bogie for rail vehicle, include:
a guide frame;
the guide wheel is rotatably connected with the guide frame and comprises a guide wheel shaft and a tire sleeved on the guide wheel shaft, and the guide wheel shaft is connected with the guide frame; and
the driving assembly comprises a moving piece, the moving piece is connected with the guide wheel shaft, and the moving piece can move along the width direction of the railway vehicle so as to drive the guide wheel to move between a guide state and a retraction state;
in the guiding state, the bottom surface of the guide wheel is lower than the bottom surface of the walking wheel, and in the retracting state, the bottom surface of the guide wheel is higher than the bottom surface of the walking wheel.
Optionally, when the guide wheel moves from the guide state to the retracted state, the moving member moves closer to a center line in a width direction of the rail vehicle;
when the guide wheel moves from the retracted state to the guide state, the moving member moves away from a center line in a width direction of the rail vehicle.
Optionally, the bogie further comprises a guide shaft connected to the guide frame and extending in a width direction of the rail vehicle, the guide wheel shaft is rotatably connected to the guide shaft, and the moving member moves along the guide shaft.
Optionally, a first rotating shaft is arranged on the guide shaft, and a first rotating hole is arranged on the guide wheel shaft, and the first rotating hole is matched with the first rotating shaft, so that the guide wheel shaft can rotate around the first rotating shaft.
Optionally, the driving assembly further comprises a connecting member, one end of the connecting member is rotatably connected with the moving member, and the other end of the connecting member is rotatably connected with the guide wheel shaft.
Optionally, the connection position of the guide wheel shaft and the connecting piece and the connection position of the guide wheel shaft and the guide wheel are located on the same side of the guide wheel shaft.
Optionally, the driving assembly includes a driving member, the moving member has an internal thread, an external thread is formed on the guide shaft, the internal thread is matched with the external thread, and the driving member is configured to drive the guide shaft to rotate so as to drive the moving member to move along the guide shaft.
Optionally, the driving assembly includes a driving member connected to the moving member and configured to drive the moving member to slide along the guide shaft.
Alternatively,
in the guiding state, the axis of the guide wheel extends in the vertical direction;
in the retracted state, the axis of the guide wheel is arranged at an included angle with the vertical direction and at an included angle with the width direction of the rail vehicle.
The utility model discloses a rail vehicle's bogie, because moving member and direction wheel hub connection, and moving member can drive along rail vehicle's width direction's removal and move between the state of direction and packing up to can realize: when rail vehicle need go on the track roof beam, the leading wheel is in the guide state, and the bottom surface of leading wheel is less than the bottom surface of walking the wheel, thereby make the leading wheel can realize the direction with the lateral wall contact of track roof beam, when rail vehicle need go subaerial when going, move the leading wheel to packing up the state, the bottom surface of leading wheel is higher than the bottom surface of walking the wheel, utilize to walk the wheel and realize that rail vehicle goes subaerial and do not receive the influence of leading wheel, thereby realized the utility model discloses a rail vehicle both can go on the track roof beam of erectting, also can go subaerial, has improved rail vehicle's suitability, has avoided erectting the track at the smooth and easy highway section of traffic, makes rail vehicle directly go subaerial can, thereby has reduced the cost of building rail transit system at the smooth and easy highway section of traffic.
The invention further provides a railway vehicle which comprises the bogie.
Drawings
Fig. 1 is a schematic view of a rail vehicle on a rail beam according to an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a schematic view of a portion of the structure of the rail vehicle shown in FIG. 1;
FIG. 4 is a front view of FIG. 3;
fig. 5 is a schematic partial structural view of a guide wheel of a rail vehicle according to an embodiment of the present invention in a retracted state;
fig. 6 is a front view of fig. 5.
The reference numerals in the specification are as follows:
1. a guide frame;
2. a guide wheel; 21. a guide wheel shaft; 22. a tire;
31. a moving member; 32. a connecting member; 33. a drive member;
4. a guide shaft; 41. an external thread; 411. a first external thread; 412. a second external thread; 401. mounting a bracket; 402. a first rotating shaft; 403. a second rotating shaft;
5. a track beam; 51. a beam body; 52. a connecting plate; 53. an anti-rollover baffle;
10. a running wheel;
20. an axle.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, combine the embodiment below, it is right the utility model discloses further detailed description proceeds. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 6, the embodiment of the utility model provides a rail vehicle is applicable to and goes at the track roof beam 5 that erects and subaerial, and this rail vehicle includes the bogie, and the bogie includes leading truck 1, leading wheel 2 and drive assembly, and leading wheel 2 rotates with leading truck 1 to be connected, and leading wheel 2 includes leading wheel axle 21 and cover and establishes the tire 22 on leading wheel axle 21, and leading wheel axle 21 rotates with leading truck 1 to be connected, and tire 22 is used for realizing the direction with the spigot surface contact. The driving assembly comprises a moving member 31, the moving member 31 is connected with the guide wheel shaft 21, and the moving member 31 can move along the width direction of the rail vehicle to drive the guide wheel 2 to move between the guide state and the retraction state. In the guiding state, the bottom surface of the guide wheel 2 is lower than the bottom surface of the running wheel 10, and in the retracted state, the bottom surface of the guide wheel 2 is higher than the bottom surface of the running wheel 10.
The utility model discloses a rail vehicle's bogie, because moving member 31 is connected with direction shaft 21, and moving member 31 can drive along rail vehicle's width direction's removal and move between the state of direction and packing up to can realize: when rail vehicle need go on track roof beam 5, leading wheel 2 is in the direction state, and the bottom surface of leading wheel 2 is less than the bottom surface of walking wheel 10, thereby make leading wheel 2 can realize the direction with the lateral wall contact of track roof beam 5, when rail vehicle need go subaerial when going, move leading wheel 2 to the state of packing up, the bottom surface of leading wheel 2 is higher than the bottom surface of walking wheel 10, utilize to walk that walking wheel 10 realizes that rail vehicle goes subaerial and do not receive leading wheel 2's influence, thereby realized the utility model discloses a rail vehicle both can go on the track roof beam 5 of erectting, also can go subaerial, improved rail vehicle's suitability, avoided erectting the track at the smooth and easy highway section of traffic, make rail vehicle directly go subaerial can, thereby reduced the cost of smooth and easy construction track traffic system at the traffic highway section.
As shown in fig. 1, the bogie 1 is connected to the running wheels 10 via axles 20, so that when the steering of the bogie 2 steers the bogie 1, the steering of the bogie 1 steers the running wheels 10 and the rail vehicle.
In the embodiment shown in fig. 1 to 6, when the guide wheel 2 moves from the guide state to the retracted state, the moving member 31 moves toward the center line in the width direction of the railway vehicle, and when the guide wheel 2 moves from the retracted state to the guide state, the moving member 31 moves away from the center line in the width direction of the railway vehicle.
As shown in fig. 1 to 6, two guide wheels 2 are provided, and the two guide wheels 2 are spaced apart from each other in the width direction of the railway vehicle, and when one of the guide wheels 2 moves to the retracted state, the corresponding moving member 31 moves to a direction close to the other guide wheel 2, so as to drive the one of the guide wheels 2 to rotate upward and to a direction close to the other guide wheel 2. When one of the guide wheels 2 moves to the guiding state, the corresponding moving member 31 moves to the direction away from the other guide wheel 2, so as to drive the one guide wheel 2 to rotate downwards and to the direction away from the other guide wheel 2.
Fig. 1 to 4 are schematic views of the guide wheel 2 in a guide state, and fig. 5 and 6 are schematic views of the guide wheel 2 in a retracted state.
As shown in fig. 1 to 4, when the guide wheel 2 is in the guiding state, the axis of the guide wheel 2 extends in the vertical direction, and as shown in fig. 5 and 6, when the guide wheel 2 is in the retracting state, the axis of the guide wheel 2 forms an included angle with the vertical direction and forms an included angle with the width direction of the rail vehicle. Specifically, the axis of leading wheel 2 and the contained angle size between the vertical direction, the utility model discloses do not do specific restriction, as long as can guarantee that the bottom surface of leading wheel 2 of packing up the state is located the top of walking the bottom surface of line wheel 10, do not influence walk the line wheel 10 can subaerial going.
As shown in fig. 3 to 6, the bogie further includes a guide shaft 4, the guide shaft 4 is connected to the guide frame 1 and extends in a width direction of the railway vehicle, the guide wheel shaft 21 is rotatably connected to the guide shaft 4, and the moving member 31 moves along the guide shaft 4. The guide wheel 2 in this embodiment is connected with the guide frame 1 through the rotary connection of the guide wheel shaft 21 and the guide wheel 2.
Specifically, the guide shaft 4 is provided with a mounting bracket 401, the mounting bracket 401 is provided with a first rotating shaft, the guide wheel shaft 21 is provided with a first rotating hole, and the first rotating hole is matched with the first rotating shaft to realize the rotation of the guide wheel shaft 21 around the first rotating shaft, and in the embodiment shown in fig. 3 and 4, the axis of the first rotating shaft extends along the length direction of the rail vehicle. The included angle between the axis of the guide wheel 2 in the retracted state and the vertical direction is related to the position of the moving member 31 and the extension length of the mounting bracket 401 in the vertical direction, so that the included angle between the axis of the guide wheel 2 in the retracted state and the vertical direction can be correspondingly adjusted according to the position of the moving member 31 and the extension length of the mounting bracket 401 in the vertical direction.
As shown in fig. 3 to 6, the driving assembly further includes a connecting member 32, one end of the connecting member 32 is connected to the moving member 31, and the other end of the connecting member 32 is connected to the guide wheel shaft 21. Specifically, two ends of the connecting member 32 are rotatably connected to the moving member 31 and the guide wheel shaft 21, respectively.
As shown in fig. 3 and 4, a second rotation hole is formed in the guide wheel shaft 21, a third rotation hole is formed in the connecting member 32, one end of the second rotation shaft 403 is engaged with the second rotation hole, and the other end of the second rotation shaft 403 is engaged with the third rotation hole, so that the guide wheel shaft 21 and the connecting member 32 are rotatably connected.
As shown in fig. 1 to 6, the connection position of the guide wheel shaft 21 and the connecting member 32 and the connection position of the guide wheel shaft 21 and the guide wheel 2 are located on the same side of the guide wheel shaft 21. That is, the extending direction of the first rotating shaft 402 from the guide wheel shaft 21 and the extending direction of the second rotating shaft 403 from the guide wheel shaft 21 are the same and both extend along the length direction of the rail vehicle, so that the space can be effectively utilized and the space utilization rate can be improved.
In the embodiment shown in fig. 1 to 6, the driving assembly further includes a driving member 33, and the driving member 33 is connected to the guide shaft 4 to drive the guide shaft 4 to rotate. The matching mode of the guide shaft 4 and the moving member 31 is threaded matching, and the moving member 31 is driven to move on the guide shaft 4 by the rotation of the guide shaft 4. Specifically, the moving member 31 has an internal thread, the guide shaft 4 is formed with an external thread 41, the internal thread is matched with the external thread 41, and the guide shaft 4 can drive the moving member 31 to move along the guide shaft 4 when rotating.
As shown in fig. 3 to 6, since the guide wheel 2 is provided in two, the external thread 41 formed on the guide shaft 4 includes a first external thread 411 and a second external thread 412, the first external thread 411 and the second external thread 412 are provided at an interval, the motor is provided between the first external thread 411 and the second external thread 412, and the first external thread 411 and the second external thread 412 are provided symmetrically with respect to a center line of the guide shaft 4 in a width direction of the railway vehicle.
The extension of the thread is based on at least the length of movement of the displacement element 31 required to move the guide wheel 2 from the guiding position to the retracted position. It can be understood that the extension length of the first external thread 411 and the extension length of the second external thread 412 are only required to satisfy the movement length of the moving member 31, and the extension lengths of the two may be the same or different.
In this embodiment, the driving member 33 is a motor. It can be understood that a coupling, a reducer and the like can be arranged between the motor and the guide shaft 4 according to requirements.
In the embodiment shown in fig. 1 to 6, the moving member 31 is configured like a lead screw nut, and the driving member 33 is used for driving the guide shaft 4 to rotate.
In other embodiments not shown in the drawings, the driving element 33 may be further connected to the moving element 31 and configured to drive the moving element 31 to slide along the guiding shaft 4, where the driving element 33 may be a driving element such as a motor, a hydraulic rod, an air cylinder, etc., and a transmission element is provided as needed to drive the moving element 31 to slide.
The utility model discloses do not do specific restriction to the concrete realization form that moving member 31 removed along guiding axle 4, be connected driving piece 33 and guiding axle 4 still be connected with moving member 31 and do not do specific restriction yet.
In an embodiment, the bogie is further provided with a detection mechanism, which may be a signal detection mechanism, for detecting whether the front of the rail vehicle in the traveling direction is the ground or the rail beam 5, so as to correspondingly place the guide wheels 2 in the retracted state or the guiding state, specifically, when the detection mechanism detects that the front of the rail vehicle in the traveling direction is the ground, the driving assembly drives the guide wheels 2 in the retracted state, and when the detection mechanism detects that the front of the rail vehicle in the traveling direction is the rail beam 5, the driving assembly drives the guide wheels 2 in the guiding state. The specific form of the detection mechanism is not limited, and for example, the detection mechanism may be an infrared detection device, when the rail beam 5 is in front of the rail vehicle, the infrared detection device cannot detect the obstacle due to a gap between the two beam bodies 51, and when the rail vehicle is on the ground in front of the rail vehicle, the infrared detection device can detect the obstacle.
In order to further improve the automation degree of the rail vehicle running on the ground and the rail beam 5, the detection mechanism, the motor, the hydraulic rod and other components can be connected with a control system on the rail vehicle, and when the detection mechanism detects that the ground or the rail beam 5 is in front of the rail vehicle, the control system directly controls the motor or the hydraulic rod and other components to drive the moving member 31 to move so as to realize the motion of the guide wheel 2, so that the guide wheel is correspondingly in the retracted state or the guide state.
As shown in fig. 1 and 2, the track beam 5 in the present embodiment includes two beam bodies 51 disposed opposite to each other in the width direction of the track vehicle, the top surfaces and the running surfaces of the beam bodies 51 are used for contacting with the running wheels 10 of the track vehicle, and the inner side of one beam body 51 is a guide surface, that is, the side surface of one beam body 51 facing the other beam body 51 is a guide surface for contacting with the guide wheels 2 in a guide state.
The track beam 5 in this embodiment further comprises a connecting plate 52 for connecting the two beam bodies 51, and a groove is formed between the connecting plate 52 and the two beam bodies 51, and the groove can be used as an emergency escape passage for passengers.
As shown in fig. 1 and 2, an inward-extending anti-rollover baffle 53 is arranged on the inner side of the top of the beam body 51, and the anti-rollover baffle 53 is arranged so that the guide wheels 2 can contact with the anti-rollover baffle 53 when the rail vehicle runs on the rail beam 5 under extreme conditions, thereby preventing the rail vehicle from rolling over.
It can be understood that, when the rail vehicle of the embodiment runs on the ground, the rail does not need to be erected and the ground does not need to be processed, so that the traffic of vehicles and pedestrians on the ground is not affected.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A bogie for a rail vehicle, comprising:
a guide frame;
the guide wheel is rotatably connected with the guide frame and comprises a guide wheel shaft and a tire sleeved on the guide wheel shaft, and the guide wheel shaft is connected with the guide frame; and
the driving assembly comprises a moving piece, the moving piece is connected with the guide wheel shaft, and the moving piece can move along the width direction of the railway vehicle so as to drive the guide wheel to move between a guide state and a retraction state;
in the guiding state, the bottom surface of the guide wheel is lower than the bottom surface of the walking wheel, and in the guiding state, the bottom surface of the guide wheel is higher than the bottom surface of the walking wheel.
2. The bogie according to claim 1,
when the guide wheel moves from the guide state to the retracted state, the moving member moves toward a center line in a width direction of the rail vehicle;
when the guide wheel moves from the retracted state to the guide state, the moving member moves away from a center line in a width direction of the rail vehicle.
3. The bogie of claim 1, further comprising a guide shaft coupled to the guide frame and extending in a width direction of the rail vehicle, the guide shaft having a guide axle rotatably coupled to the guide shaft, the moving member moving along the guide axle.
4. The bogie of claim 3, wherein the guide axle is provided with a first pivot shaft and the guide axle is provided with a first pivot hole, the first pivot hole cooperating with the first pivot shaft to allow the guide axle to pivot about the first pivot shaft.
5. The bogie of claim 3, wherein the drive assembly further comprises a link member, one end of the link member being rotatably coupled to the moving member and the other end of the link member being rotatably coupled to the guide axle.
6. A bogie as claimed in claim 5 in which the location of the connection of the steering wheel shaft to the link and the location of the connection of the steering wheel shaft to the steering wheel are on the same side of the steering wheel shaft.
7. The bogie of claim 3, wherein the drive assembly comprises a drive member, the moving member has an internal thread, the guide shaft has an external thread formed thereon, the internal thread is engaged with the external thread, and the drive member is configured to drive the guide shaft to rotate so as to drive the moving member to move along the guide shaft.
8. The bogie of claim 3, wherein the drive assembly includes a drive member coupled to the moving member for driving the moving member to slide along the guide shaft.
9. The bogie according to claim 1,
in the guiding state, the axis of the guide wheel extends in the vertical direction;
in the retracted state, the axis of the guide wheel is arranged at an included angle with the vertical direction and at an included angle with the width direction of the rail vehicle.
10. A rail vehicle comprising a bogie as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021709530.0U CN213007440U (en) | 2020-08-14 | 2020-08-14 | Bogie and have its rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021709530.0U CN213007440U (en) | 2020-08-14 | 2020-08-14 | Bogie and have its rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213007440U true CN213007440U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021709530.0U Active CN213007440U (en) | 2020-08-14 | 2020-08-14 | Bogie and have its rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213007440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113815658A (en) * | 2021-09-26 | 2021-12-21 | 国能朔黄铁路发展有限责任公司 | Rollover prevention equipment for railway vehicle and flaw detection vehicle |
-
2020
- 2020-08-14 CN CN202021709530.0U patent/CN213007440U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113815658A (en) * | 2021-09-26 | 2021-12-21 | 国能朔黄铁路发展有限责任公司 | Rollover prevention equipment for railway vehicle and flaw detection vehicle |
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