CN109532920A - A kind of gauge-changeable wheelsets and gauge-changeable bogie - Google Patents
A kind of gauge-changeable wheelsets and gauge-changeable bogie Download PDFInfo
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- CN109532920A CN109532920A CN201811442966.5A CN201811442966A CN109532920A CN 109532920 A CN109532920 A CN 109532920A CN 201811442966 A CN201811442966 A CN 201811442966A CN 109532920 A CN109532920 A CN 109532920A
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- locking
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- gauge
- axle
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- 230000007704 transition Effects 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F7/00—Rail vehicles equipped for use on tracks of different width
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B37/00—Wheel-axle combinations, e.g. wheel sets
- B60B37/10—Wheel-axle combinations, e.g. wheel sets the wheels being individually rotatable around the axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/44—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with hollow transmission shaft concentric with wheel axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
- B61C9/50—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Rolling Contact Bearings (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
Abstract
The present invention provides a kind of gauge-changeable wheelsets and gauge-changeable bogies comprising axle, the wheel for being divided into axle both ends, the transmission mechanism and driving device for being respectively arranged on the inside of wheel and matching connection with corresponding wheel；Transmission mechanism includes the inner sleeve being arranged from the inside to the outside, middle transition set and outer sleeve, the connecting pin of inner sleeve and the inside of wheel connect, the periphery of inner sleeve is equipped with external splines, and the inner circumferential of middle transition set is equipped with internal spline, and inner sleeve and middle transition set are cooperatively connected by internal spline and external splines；Driving device includes driving gear and driven gear, and driven gear fixing sleeve is set to the periphery of outer sleeve, and driving gear is engaged with driven gear, drives vehicle wheel rotation by driving gear driving driven gear；Locking sleeve is equipped between wheel and axle, locking sleeve is equipped with locking platform, is axially arranged with along it for locking the tight multiple spaced locking slots of stand lock in axle box.The present invention can be improved gauge change train dynamic performance.
Description
Technical field
The present invention relates to rail vehicle gauge changing technical fields, turn to more particularly to a kind of gauge-changeable wheelsets and gauge changing
Frame.
Background technique
With the rapid development of global economic integration, transnational passenger and freight transportation rapid development in recent years, however by
It is different in the gauge of various countries' railway, so that the railway transportation to transnational causes serious obstruction.In order to solve various countries' railway
Gauge difference causes the problem of hindering to transnational railway transportation, and the train of gauge changing is proposed to this, that is, works as train driving
When on to the railway of its state, by changing itself wheel to the spacing between upper wheel, to adapt to the gauge of its state's railway.
However, traditional wheelsets structure type is influenced by serpentine locomotion performance, critical speed is limited, and structure is complicated, and cost increases
Greatly, service life reduction.
Summary of the invention
(1) technical problems to be solved
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
The object of the present invention is to provide a kind of gauge-changeable wheelsets and gauge-changeable bogies, to improve gauge-changeable wheelsets in difference
Operational efficiency on track guarantees vehicle safety in operation, improves gauge change train dynamic performance.
(2) technical solution
In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of gauge-changeable wheelsets comprising axle is divided into
The wheel at the axle both ends, the transmission mechanism for being respectively arranged on the inside of the wheel and being connected with the matching of corresponding wheel, and drive
Dynamic device；
The transmission mechanism includes the inner sleeve being arranged from the inside to the outside, middle transition covers and outer sleeve, the inner sleeve
Connecting pin is connect with the inside of the wheel, and the periphery of the inner sleeve is equipped with external splines, and the inner circumferential of the middle transition set is set
There is internal spline, the inner sleeve and middle transition set are cooperatively connected by internal spline and external splines, the middle transition set
Connecting pin and the connecting pin of the inner sleeve be oppositely arranged, the connection of the connecting pin of the outer sleeve and middle transition set
End matching connection；
The driving device includes driving gear and driven gear, and the driven gear fixing sleeve is set to the outer sleeve
Periphery, the driving gear are engaged with the driven gear, drive the driven gear to drive the vehicle by the driving gear
Wheel rotation；
Locking sleeve is equipped between the wheel and axle, the locking sleeve is slidably located on the axle, described
The first end of locking sleeve is connect with the wheel by rolling bearing, and the second end of the locking sleeve is extended into positioned at described
In the axle box at axle both ends, the second end of the locking sleeve is equipped with locking platform, and the axle box is interior to be axially arranged with use along it
In multiple spaced locking slots that the locking stand lock is tight.
In the embodiment of the present invention, the inner wall and the vehicle of the opposite end that the middle transition set is connect with the inner sleeve
Positioning bearing is equipped between axis.
In the embodiment of the present invention, transition sliding sleeve, the transition sliding sleeve are equipped between the locking sleeve and the axle
It is interference fitted with the axle.
In the embodiment of the present invention, the outer surface that the axle is arranged with the locking sleeve is equipped with wearing layer.
In the embodiment of the present invention, the outer peripheral surface that the locking sleeve is used to be arranged the rolling bearing is equipped at intervals with two
Annular flange limits the installation site of the rolling bearing between two annular flanges.
In the embodiment of the present invention, the axle box is equipped with axially extending bore, and the opposite sides of the axially extending bore distinguishes water
Flat to be equipped with the open slot being connected to the axially extending bore, the bottom wall of the open slot is equipped at intervals with multiple locking slots；It is described
Opposite sides outside locking sleeve is equipped with the locking platform.
In the embodiment of the present invention, the width of the open slot is more than or equal to the width of the locking platform；The open slot
Set on the radially opposite sides of the axially extending bore, the locking platform is set to the radially opposite sides of the locking sleeve.
In the embodiment of the present invention, the connecting pin of the inner sleeve is equipped with flange connector, is spaced and sets on the flange connector
There are multiple connecting holes, the inside of the connecting pin of the inner sleeve and the wheel passes through the connection of multiple connection pawls.
In the embodiment of the present invention, the connecting pin of the middle transition set and the connecting pin of the outer sleeve are equipped with interval
The lug of the multiple lugs being arranged, the lug and the outer sleeve of the middle transition set is arranged in a staggered manner, and passes through multiple connections
Pawl connection.
Another embodiment of the present invention also provides a kind of gauge-changeable bogie, two including framework and on the framework
To gauge-changeable wheelsets as described above.
It further include the driving motor being correspondingly arranged with each wheel, the driving motor in the embodiment of the present invention
Output shaft pass through a pair of of bevel gear pair and the driving gear is sequentially connected；The output shaft of the driving motor and the umbrella tooth
The first bevel gear in wheel set is coaxially disposed, and the second bevel gear and the driving gear in the bevel gear pair are coaxially disposed,
First bevel gear is vertically engaged with the second bevel gear.
In the embodiment of the present invention, the driving gear and second bevel gear are the same as the master for being located in the driving device
The other end of one end on movable gear shaft, the driving gear shaft is equipped with brake disc.
(3) beneficial effect
Compared with prior art, the embodiment of the present invention has the advantage that
Gauge-changeable wheelsets provided in an embodiment of the present invention comprising axle, the wheel for being divided into the axle both ends, difference
The transmission mechanism and driving device of connection are matched on the inside of the wheel and with corresponding wheel；The transmission mechanism includes
The inner sleeve that is arranged from the inside to the outside, middle transition set and outer sleeve connect on the inside of the connecting pin of the inner sleeve and the wheel
Connect, the periphery of the inner sleeve is equipped with external splines, and the inner circumferential of the middle transition set is equipped with internal spline, the inner sleeve with it is described
Middle transition set is cooperatively connected by internal spline and external splines, is connected by interior external splines, and torque can be transmitted, and discharges axial position
It moves, to guarantee that wheel can be moved axially along axle together with inner sleeve, the connecting pin of the middle transition set and the inner sleeve
The connecting pin of cylinder is oppositely arranged, and the connecting pin of the outer sleeve matches connection, intermediate mistake with the connecting pin that the middle transition covers
Set axle opposite with the axial position of outer sleeve is crossed to be kept fixed；The driving device includes driving gear and driven gear, institute
The periphery that driven gear fixing sleeve is set to the outer sleeve is stated, the driving gear is engaged with the driven gear, by the master
Driven gear described in movable tooth wheel drive drives the vehicle wheel rotation, and each wheel independently drives, and is conducive to improve gauge-changeable wheelsets
Operational efficiency under different tracks guarantees vehicle safety in operation, can be improved gauge change train dynamic performance；The vehicle
Locking sleeve is equipped between wheel and axle, the locking sleeve is slidably located on the axle, and the first of the locking sleeve
End is connect with the wheel by rolling bearing, to be able to drive locking sleeve together when wheel and inner sleeve move together
Mobile, the second end of the locking sleeve extends into the axle box at the axle both ends, and the second of the locking sleeve
End is equipped with locking platform, and the multiple spaced lockings tight for the locking stand lock are axially arranged with along it in the axle box
Slot, when wheel is set in corresponding locking slot with the locking decometer that locking sleeve moves together locking sleeve, wheel becomes rail
Away from completion.Compact-sized, gauge changing is convenient, reliable.
Detailed description of the invention
Fig. 1 is a kind of stereoscopic schematic diagram of gauge-changeable wheelsets of the embodiment of the present invention；
Fig. 2 is the axial sectional view that a kind of gauge-changeable wheelsets of the embodiment of the present invention are in locking state；
Fig. 3 is a kind of structural schematic diagram that gauge-changeable wheelsets are in the unlocked state of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of axle box in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of inner sleeve in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of middle transition set in the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of outer sleeve in the embodiment of the present invention；
Fig. 8 is the structural schematic diagram of locking sleeve in the embodiment of the present invention；
Fig. 9 is the structural schematic diagram of transition sliding sleeve in the embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of gauge-changeable bogie of the embodiment of the present invention；
In figure: 1: wheel；2: axle；3: rolling bearing；4: locking sleeve；41: annular flange；42: locking platform；5: transition
Sliding sleeve；6: inner sleeve；61: flange connector；62: external splines；7: middle transition set；71: lug；72: internal spline；8: outer sleeve；
9: driven gear；10: axle box；101: axially extending bore；102: open slot；103: locking slot；11: driving gear；12: bevel gear
It is secondary；13: driving gear shaft；14: brake disc；15: framework；16: driving motor.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, concrete condition can be regarded and understand that above-mentioned term exists
Concrete meaning in the present invention.
In addition, in the description of the present invention, unless otherwise indicated, " multiple ", " more ", " multiple groups " be meant that two or
It is more than two.
As shown in figs 1-9, the embodiment of the invention provides a kind of gauge-changeable wheelsets, as shown in Figure 1-3, it include axle 2,
It is divided into the wheel 1 at 2 both ends of axle, is respectively arranged on driver wheel 1 inside and connected with the matching of corresponding wheel 1
The corresponding transmission mechanism of structure, that is, each wheel 1 and driving device；
Specifically, the transmission mechanism includes the inner sleeve 6 being arranged from the inside to the outside, middle transition set 7 and outer sleeve 8, institute
The connecting pin for stating inner sleeve 6 is connect with the inside of the wheel 1, it is ensured that wheel 1 can be moved together with inner sleeve 6, described interior
The periphery of sleeve 6 is equipped with external splines 62, as shown in fig. 6, the inner circumferential of middle transition set 7 is equipped with internal spline 72, the inner sleeve
Cylinder 6 is cooperatively connected with middle transition set 7 by internal spline 72 and external splines 62, and torque is evenly distributed on middle transition set
Between 7 and inner sleeve 6, both convenient for transmitting torque, wheel 1 is also convenient for inner sleeve 6 and slides realization gauge changing along axle 2 together,
The connecting pin of the middle transition set 7 and the connecting pin of the inner sleeve 6 are oppositely arranged, i.e. middle transition set 7 and the flower of inner sleeve 6
After key connection, middle transition covers 7 connecting pin and the connecting pin of inner sleeve 6 and is located at the both ends of inner sleeve 6, the outer sleeve 8
Connecting pin matches connection, the i.e. connection of the connecting pin of outer sleeve 8 and middle transition set 7 with the connecting pin of middle transition set 7
End is attached in the same end；
The driving device includes driving gear 11 and driven gear 9, and 9 fixing sleeve of driven gear is set to the housing
The periphery such as driven gear 9 of cylinder 8 and the periphery interference fit of outer sleeve 8 achieve a fixed connection, the driving gear 11 and institute
The engagement of driven gear 9 is stated, drives the driven gear 9 that the wheel 1 is driven to rotate by the driving gear 11, wheel 1 is independent
Rotation, axle 2 is motionless, for providing power for gauge-changeable wheelsets normal operation；
Locking sleeve 4, the institute as shown in figure 8, locking sleeve 4 is slidably located in are equipped between the wheel 1 and axle 2
State on axle 2, the first end of the locking sleeve 4 and the wheel 1 are connect by rolling bearing 3, the outer ring of rolling bearing 3 with
Wheel 1 is fixedly attached, and the periphery of the inner ring and locking sleeve 4 of rolling bearing 3 is fixedly attached, and allows wheel 1 is opposite to lock
Sleeve 4 rotates, and locking sleeve 4 can also be driven to move together, the second end of the locking sleeve 4 is extended into positioned at the axle
In the axle box 10 at 2 both ends, the second end of the locking sleeve 4 is equipped with locking platform 42, as shown in figure 4, in the axle box 10
The multiple spaced locking slots 103 locked for the locking platform 42 are axially arranged with along it, when wheel 1 and locking sleeve 4
The card of locking platform 42 of locking sleeve 4 is moved together when being set in corresponding locking slot 103,1 gauge changing of wheel is completed.The present invention
It can be realized the automatic rail that becomes to act, improve operational efficiency of the gauge-changeable wheelsets under different tracks, guarantee vehicle safety in operation.
Using 1 structure type of independently rotating wheel, gauge change train dynamic performance can be improved.
In the embodiment of the present invention, specifically, in order to realize that middle transition covers 7 axially positions, middle transition set 7 with
It is equipped with positioning bearing between the inner wall and the axle 2 of the opposite end that the inner sleeve 6 connects, positions the outer ring and centre of bearing
The inner wall of transition sleeve 7 is fixedly attached, and the inner ring and axle 2 for positioning bearing are fixedly attached.
In the embodiment of the present invention, as shown in Figures 2 and 3, transition is equipped between the locking sleeve 4 and the axle 2
Sliding sleeve 5, the transition sliding sleeve 5 are interference fitted with the axle 2, and locking sleeve 4 can slidably reciprocate along transition sliding sleeve 5, to subtract
Frictional force between few locking sleeve 4 and axle 2, to increase the service life of axle 2.
In the embodiment of the present invention, it is of course also possible to not set transition sliding sleeve 5, the lock directly is arranged in the axle 2
The outer surface of fixed cylinder 4 is equipped with wearing layer, can also reduce the frictional force between locking sleeve 4 and axle 2, increases axle 2
Service life.
In the embodiment of the present invention, in order to realize 3 reliable location of rolling bearing, the locking sleeve 4 is described for being arranged
The outer peripheral surface of rolling bearing 3 is equipped at intervals with two annular flanges 41, limits the rotation between two annular flanges 41
The installation site of bearing 3, the interior outer end face of rolling bearing 3 and the inner face of two annular flanges 41 recline, so that it is guaranteed that rotation
The position of bearing 3 is fixed.
In the embodiment of the present invention, the axle box 10 is equipped with axially extending bore 101, and opposite the two of the axially extending bore 101
Side is horizontal respectively to be equipped with the open slot 102 being connected to the axially extending bore 101, and the bottom wall of the open slot 102 is equipped at intervals with more
A locking slot 103；Opposite sides outside the locking sleeve 4 is equipped with the locking platform 42, before gauge changing, lock sleeve
The locking platform 42 of cylinder 4, which is fastened in one of locking slot 103, locks, when needing gauge changing, locking sleeve 4 and axle 2, vehicle
Wheel 1 etc. is lifted up under external force together, so that the locking slot 103 at the locking upward out place of platform 42, at this point, to wheel
1 applies thrust outwardly or inwardly, so that wheel 1 is mobile, meanwhile, locking sleeve 4 also moves together, until locking sleeve 4
Locking platform 42 is moved at the position of another locking slot 103, and is caught in the locking slot 103 under the effect of gravity, is locked again
Tightly, gauge changing is completed.
In the embodiment of the present invention, the width of the open slot 102 is more than or equal to the width of the locking platform 42, it is ensured that lock
Tight platform 42 has up and down space, prepares for gauge changing；Advantageously, the open slot 102 is set to the axially extending bore
101 radially opposite sides, the locking platform 42 are set to the radially opposite sides of the locking sleeve 4.
In the embodiment of the present invention, in order to realize that inner sleeve 6 is reliably connected with wheel 1, as shown in figure 5, the inner sleeve 6
Connecting pin be equipped with flange connector 61, be equipped at intervals with multiple connecting holes, the connecting pin of the inner sleeve 6 on the flange connector 61
It is connected with the inside of the wheel 1 by multiple connection pawls, connection pawl passes through connecting hole and realizes connection, preferably by being distributed in week
To six connection pawls connection, connection pawl be preferably rubber nodal point, can be realized torque flexible transmitting, play isolation vibration work
With.
In the embodiment of the present invention, in order to realize that middle transition set 7 is reliably connected with outer sleeve 8, as shown in fig. 7, described
The connecting pin of middle transition set 7 and the connecting pin of the outer sleeve 8 are equipped with spaced multiple lugs 71, the intermediate mistake
The lug 71 and the lug 71 of the outer sleeve 8 for crossing set 7 are arranged in a staggered manner, and each lug 71 is equipped at least one connecting hole, and
It is connected by multiple connection pawls across connecting hole, is preferably connected by being distributed in six circumferential connection pawls, connection pawl is preferably
Rubber nodal point can be realized torque flexible transmitting, play the role of isolation vibration.
Another embodiment of the present invention additionally provides a kind of gauge-changeable bogie, as shown in Figure 10, including framework 15 and sets
In two pairs of gauge-changeable wheelsets as described above on the framework 15, two pairs of gauge-changeable wheelsets are set to framework 15 in parallel
Two sides.
It further include the driving motor 16 being correspondingly arranged with each wheel 1, driving motor 16 in the embodiment of the present invention
Longitudinally disposed along framework 15, the output shaft of the driving motor 16 passes through a pair of of bevel gear pair 12 and is driven with the driving gear 11
Connection；The first bevel gear in the output shaft of the driving motor 16 and the bevel gear pair 12 is coaxially disposed, the bevel gear
The second bevel gear and the driving gear 11 in pair 12 are coaxially disposed, and first bevel gear and the second bevel gear are along Vertical Square
To engagement, to convert zigzag tread patterns power for the laterally driven power of driving motor 16, to drive wheel 1 to rotate along longitudinal direction, often
A wheel 1 is operated alone by a corresponding driving motor 16, convenient to each 1 independent control of wheel, also can be improved
Gauge change train dynamic performance.
In the embodiment of the present invention, the driving gear 11 is located in together the driving device with second bevel gear
The other end of one end on driving gear shaft 13, the driving gear shaft 13 is equipped with brake disc 14, is slowing down or is stopping for train
It is used when vehicle.
Change rail process of the invention are as follows:
1. axle box 10 is supported on ground supports rail, wheel 1 is unloaded；
2. upper lift under the action of ground control rail of wheel 1, locking platform 42 are deviate from from locking slot 103, unlock is realized；
3. wheel 1 is traversing under the action of ground control rail, until target track away from；
4. wheel 1 carries again, ground supports rail is left, platform 42 is locked under the effect of gravity and reenters locking slot 103,
Realize locking, gauge changing is completed.
As can be seen from the above embodiments, the present invention uses independently rotating wheel structure type, and serpentine locomotion is not present, can
To improve Dynamics properties of train, curve passing through passage capacity；And gauge changing is reliable, guarantees vehicle safety in operation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of gauge-changeable wheelsets, which is characterized in that including axle, the wheel that is divided into the axle both ends, be respectively arranged on institute
State the transmission mechanism and driving device that connection is matched on the inside of wheel and with corresponding wheel；
The transmission mechanism includes the inner sleeve being arranged from the inside to the outside, middle transition set and outer sleeve, the connection of the inner sleeve
End is connect with the inside of the wheel, and the periphery of the inner sleeve is equipped with external splines, and the inner circumferential of the middle transition set is equipped with interior
Spline, the inner sleeve and middle transition set are cooperatively connected by internal spline and external splines, the company of the middle transition set
It connects end and the connecting pin of the inner sleeve to be oppositely arranged, the connecting pin of the connecting pin of the outer sleeve and middle transition set
With connection；
The driving device includes driving gear and driven gear, and the driven gear fixing sleeve is set to the outer of the outer sleeve
Week, the driving gear are engaged with the driven gear, drive the driven gear to drive the wheel by the driving gear
Rotation；
Locking sleeve is equipped between the wheel and axle, the locking sleeve is slidably located on the axle, the locking
The first end of sleeve is connect with the wheel by rolling bearing, and the second end of the locking sleeve is extended into positioned at the axle
In the axle box at both ends, the second end of the locking sleeve is equipped with locking platform, is axially arranged with along it for institute in the axle box
State the tight multiple spaced locking slots of locking stand lock.
2. gauge-changeable wheelsets according to claim 1, which is characterized in that the middle transition set is connect with the inner sleeve
Opposite end inner wall and the axle between be equipped with positioning bearing.
3. gauge-changeable wheelsets according to claim 1, which is characterized in that be equipped between the locking sleeve and the axle
Transition sliding sleeve, the transition sliding sleeve and the axle are interference fitted.
4. gauge-changeable wheelsets according to claim 1, which is characterized in that the axle is arranged with the outer of the locking sleeve
Surface is equipped with wearing layer.
5. gauge-changeable wheelsets according to claim 1, which is characterized in that the locking sleeve is for being arranged the rotation axis
The outer peripheral surface held is equipped at intervals with two annular flanges, and the installation position of the rolling bearing is limited between two annular flanges
It sets.
6. gauge-changeable wheelsets according to claim 1, which is characterized in that the axle box is equipped with axially extending bore, the axis
It is equipped with the open slot being connected to the axially extending bore to the opposite sides of through-hole is horizontal respectively, the bottom wall interval of the open slot is set
There are multiple locking slots；Opposite sides outside the locking sleeve is equipped with the locking platform.
7. gauge-changeable wheelsets according to claim 6, which is characterized in that the width of the open slot is more than or equal to the lock
The width of tight platform；The open slot is set to the radially opposite sides of the axially extending bore, and the locking platform is set to the locking sleeve
Radially opposite sides.
8. gauge-changeable wheelsets according to claim 1, which is characterized in that it is convex that the connecting pin of the inner sleeve is equipped with connection
Edge, is equipped at intervals with multiple connecting holes on the flange connector, and the inside of the connecting pin of the inner sleeve and the wheel passes through more
A connection pawl connection.
9. gauge-changeable wheelsets according to claim 1, which is characterized in that the connecting pin of middle transition set and described outer
The connecting pin of sleeve is equipped with spaced multiple lugs, and the lug of the middle transition set and the lug of the outer sleeve are wrong
It opens up and sets, and connected by multiple connection pawls.
10. a kind of gauge-changeable bogie, including framework, which is characterized in that further include two pairs such as right on the framework
It is required that the described in any item gauge-changeable wheelsets of 1-9.
11. gauge-changeable bogie according to claim 10, which is characterized in that further include set corresponding with each wheel
The driving motor set, the output shaft of the driving motor passes through a pair of of bevel gear pair and the driving gear is sequentially connected；It is described
The first bevel gear in the output shaft of driving motor and the bevel gear pair is coaxially disposed, the second umbrella tooth in the bevel gear pair
Wheel is coaxially disposed with the driving gear, and first bevel gear is vertically engaged with the second bevel gear.
12. gauge-changeable bogie according to claim 11, which is characterized in that the driving gear and second umbrella tooth
Wheel is equipped with brake disc with the one end being located on the driving gear shaft of the driving device, the other end of the driving gear shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442966.5A CN109532920B (en) | 2018-11-29 | 2018-11-29 | Variable-gauge wheel set and variable-gauge bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442966.5A CN109532920B (en) | 2018-11-29 | 2018-11-29 | Variable-gauge wheel set and variable-gauge bogie |
Publications (2)
| Publication Number | Publication Date |
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| CN110620472A (en) * | 2019-10-14 | 2019-12-27 | 深圳市唯川科技有限公司 | Electric machine |
| CN111137320A (en) * | 2019-11-12 | 2020-05-12 | 中车株洲电力机车有限公司 | Variable-track-pitch bogie and track pitch changing method thereof |
| CN111806502A (en) * | 2020-07-28 | 2020-10-23 | 中车青岛四方机车车辆股份有限公司 | Wheel mounting shaft sleeve for track-variable wheel set and track-variable wheel set |
| WO2020241997A1 (en) * | 2019-05-24 | 2020-12-03 | 한국철도기술연구원 | Gauge-variable wheelset system for railway vehicle |
| WO2021093274A1 (en) * | 2019-11-12 | 2021-05-20 | 中车株洲电力机车有限公司 | Gauge-changeable bogie, gauge changing device and gauge changing method |
| CN114987565A (en) * | 2022-06-17 | 2022-09-02 | 杭州申昊科技股份有限公司 | Track flaw detection vehicle with obstacle crossing function |
| RU2781114C1 (en) * | 2020-07-28 | 2022-10-05 | СиЭрЭрСи ЦИНДАО СЫФАН КО., ЛТД. | Clutch for installing the wheel pair with the possibility of changing the track wheel and the wheels pair with the possibility of changing the track |
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| WO2020241997A1 (en) * | 2019-05-24 | 2020-12-03 | 한국철도기술연구원 | Gauge-variable wheelset system for railway vehicle |
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| CN111806502A (en) * | 2020-07-28 | 2020-10-23 | 中车青岛四方机车车辆股份有限公司 | Wheel mounting shaft sleeve for track-variable wheel set and track-variable wheel set |
| WO2022021916A1 (en) * | 2020-07-28 | 2022-02-03 | 中车青岛四方机车车辆股份有限公司 | Wheel mounting bushing for variable-gauge wheelset, and variable-gauge wheelset |
| RU2781114C1 (en) * | 2020-07-28 | 2022-10-05 | СиЭрЭрСи ЦИНДАО СЫФАН КО., ЛТД. | Clutch for installing the wheel pair with the possibility of changing the track wheel and the wheels pair with the possibility of changing the track |
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