CN107947445A - Shaft end generator assembly, shaft end generator, the bogie of car and its assemble method - Google Patents
Shaft end generator assembly, shaft end generator, the bogie of car and its assemble method Download PDFInfo
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- CN107947445A CN107947445A CN201711393843.2A CN201711393843A CN107947445A CN 107947445 A CN107947445 A CN 107947445A CN 201711393843 A CN201711393843 A CN 201711393843A CN 107947445 A CN107947445 A CN 107947445A
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- shaft end
- axial
- socket component
- rotor
- axle
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000010248 power generation Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 7
- 230000003137 locomotive effect Effects 0.000 description 6
- 239000011148 porous material Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- 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
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/15—Mounting arrangements for bearing-shields or end plates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The present invention relates to shaft end generator assembly, shaft end generator, the bogie of car and its assemble method.Shaft end generator assembly includes：Compress end cap, its axle for being configured to be installed to vehicle and rotated together with axle；And shaft end generator, it includes rotor and stator, and stator is configured to be fixedly installed to the axle box or adapter of vehicle.Compressing end cap includes the axially extending first axis socket component along shaft end generator, the axially extend second axial socket component that shaft end generator includes with rotor is nonrotationally connected, first axis socket component and the second axial socket component can be axially movable with respect to each other and substantial relatively unrotatable.In generator operation, axial connected structure allows the axially opposing displacement between axle and axle box or axle and adapter, which does not interfere with (axial direction) relative position between rotor and stator.The generating efficiency of generator can thus be improved.
Description
Technical field
The present invention relates to shaft end power generator, more particularly to shaft end generator assembly, shaft end generator including shaft end hair
The bogie of car of motor, the assemble method of the bogie of car.
Background technology
With the development of railway locomotive, more and more sensors and electromechanical component are used on railway locomotive, electric power
Solution becomes an important need.It is proposed to this end that electric power of (disc type or cartridge type) the shaft end generator as railway locomotive
Supply source.
When bogie has small clearance in the axial direction of axle, the stable output power of disk generator.When bogie exists
When the radial direction of axle has small clearance, the stable output power of cartridge type generator.However, when the bogie with traditional adapter
When axle radial and axial has big clearance, it adds the difficult to install of shaft end generator, especially for disc type
Generator.
In the generator of existing railway shaft end, rotor to be mounted directly to shaft end, and stator is installed to axle box or adapter.
In addition, rotor, stator, end cap etc. usually produce at generator assembly provider, and in the shop assembled of complete-system vendor.For
For complete-system vendor, assemble flow is long, complicated, allowance control requirement is stringent.This is because, it is necessary to accurately control manufacture
Tolerance and build-up tolerance just can ensure that the relative position of rotor and stator.
In general, during railway locomotive travels, the clearance between axle and axle box or axle and adapter can change,
This causes the air gap between stator and rotor to change, so as to influence the operation of shaft end generator and the supply of stable power.
For example, the change of the clearance between axle and axle box or axle and adapter can cause the air gap between rotor and stator to change,
Even produce the scraping between rotor and stator.
The content of the invention
In view of above-mentioned problems of the prior art, the present invention proposes shaft end generator assembly, shaft end generator, bag
Include the bogie of car, the assemble method of the bogie of car of the shaft end generator.The shaft end generator assembly is mitigated or eliminated
End-play between axle and axle box or axle and adapter is adversely affected caused by the generator of shaft end.
A kind of shaft end generator assembly is provided, it includes：
Compress end cap, its axle for being configured to be installed to vehicle and rotated together with the axle；And
Shaft end generator, it includes rotor and stator, and the stator is configured to be fixedly installed to the steering of vehicle
The fixed part of frame,
Wherein, the end cap that compresses includes the axially extending first axis socket component along the shaft end generator, institute
State shaft end generator include with the rotor be nonrotationally connected along the described axially extending second axial socket component, described the
One axial socket component and the described second axial socket component be configured to axial grafting each other into：The first axis is inserted
Connection member and the second axial socket component can be axially movable with respect to each other and substantial relatively unrotatable.
In at least one embodiment, the first axis socket component includes class latch structure, such latch structure
Cross section to be non-circular, the described second axial socket component includes the axial hole with the class latch structure form fit, or
Person
The second axial socket component includes class latch structure, the cross section of such latch structure be it is non-circular, it is described
First axis socket component includes the axial hole with the class latch structure form fit.
In at least one embodiment, the first axis socket component includes multiple latches, and described second is axial slotting
Connection member includes multiple axial holes that can respectively with the latch axial direction grafting, or
The second axial socket component includes multiple latches, the first axis socket component including can respectively with institute
State multiple axial holes of latch axial direction grafting.
In at least one embodiment, the first axis socket component is the first spline member, and described second is axial
Socket component is the second spline member.
In at least one embodiment, the compression end cap includes：First mounting portion of plate-like, it is configured to
It is installed to the shaft end of the axle；And inserted along the axial first axis stretched out from first mounting portion of the axle
Connection member.
In at least one embodiment, the compression end cap further includes：Multiple screw holes, the multiple screw hole surround
It is arranged at first mounting portion first axis socket component；First ring-type raised line, it is from first mounting portion
Outer peripheral edge extends away from the first axis socket component,
Wherein, when the compression end cap is installed to the shaft end by the screw through the screw hole, described the
The axial distal end face pressure of one ring-type raised line supports the axial end of the axle.
In at least one embodiment, the compression end cap-shaped becomes single structure.
In at least one embodiment, first spline member is male splined shaft, and second spline member is interior
Spline housing, or
First spline member is inner spline housing, and second spline member is male splined shaft.
In at least one embodiment, the rotor includes rotor core, and the described second axial socket component is integratedly
It is formed at the rotor core.
In at least one embodiment, the rotor and the stator are mutually positioning via bearing.
In at least one embodiment, the shaft end generator, which further includes, is configured to accommodate the rotor and described fixed
The housing of at least major part of son, the stator are fixedly installed in the housing, and the rotor can rotationally be pacified via bearing
Loaded on the housing.
In at least one embodiment, the shaft end generator is cartridge type generator, and the stator encloses at least in part
Around the rotor.
In at least one embodiment, the housing includes housing body and end cap, the rotor axially one end
The housing body is supported in via clutch shaft bearing, axially the other end is supported in the end to the rotor via second bearing
Lid.
In at least one embodiment, the second bearing supports institute in the outer circumferential surface of the described second axial socket component
State rotor.
In at least one embodiment, the stator is interference fitted by hot charging to be formed with the housing body.
In at least one embodiment, the housing is configured to consolidate via the second mounting portion on the housing
Dingan County is attached to the axle box or adapter of the bogie, and the end cap includes being configured to and the axle box or the carrying
Second ring-type raised line of the saddle type into cooperation.
In at least one embodiment, the shaft end generator assembly further include be fixedly installed to it is outer on the housing
Shell, the shell include the 3rd mounting portion, and the 3rd mounting portion is configured to be fixedly installed to the axis of the bogie
Case or adapter.
In at least one embodiment, the shaft end generator is disk generator.
In at least one embodiment, the rotor core independence landform of the described second axial socket component and the rotor
The rotor core is installed to after.
In at least one embodiment, the first axis socket component is splined shaft, the described second axial grafting structure
Part is spline housing, and the spline housing is fixed to the direction compression end cap of the rotor via multiple screws radially extended
The axis of extension.
A kind of shaft end generator is provided, it includes rotor and stator, and the stator is configured to be fixedly installed to car
Bogie fixed part,
Wherein, the shaft end generator further include it is being nonrotationally connected with the rotor, can be formed at axle or
The axial socket component of the second of the first axis socket component axial direction grafting being nonrotationally connected with the axle, the first axis
Socket component and the described second axial socket component be configured to axial grafting each other into：The first axis socket component
Can be axially movable with respect to each other and substantial relatively unrotatable with the described second axial socket component.
A kind of bogie of car is provided, it includes shaft end generator according to the present invention.
A kind of assemble method of the bogie of car, it is used to assemble shaft end power generation according to the present invention in the bogie of car
Thermomechanical components, the assemble method include the following steps：
The compression end cap is installed to the axle；And
In the state of the first axis socket component and the second axial socket component axial direction grafting is made, by described in
Shaft end generator is installed to the axle box or adapter of the bogie.
In at least one embodiment, the housing of the shaft end generator is pre-installed in the stator and the rotor
In the case of interior, the shaft end generator is installed to the axle box or the adapter.
In the shaft end generator assembly of the present invention, torsion of the axle to the rotor of generator is realized by axial connected structure
Square transmission.In generator operation, axial connected structure allows axle and axle box (fixed while torque is reliably transmitted
Portion) or axle and adapter (fixed part) between axially opposing displacement so that the relative displacement does not interfere with rotor and stator
Between (axial direction) relative position.Thus, in the shaft end generator assembly of the present invention, the power generation effect of generator can be improved
Rate.
In this application, the fixed part of bogie refers to the part not rotated with axle of bogie.In other words, in vehicle
During operation, axle is rotated relative to the fixed part.The fixed part includes but not limited to the axle box or adapter for being supported in axle.
Brief description of the drawings
Fig. 1 shows the axial, cross-sectional view of shaft end generator assembly according to embodiment of the present invention, wherein saving
The shell for installing shaft end generator is omited.
Fig. 2 shows the stereogram of shaft end generator assembly according to embodiment of the present invention.
Fig. 3 shows the axial, cross-sectional view of generator according to embodiment of the present invention.
Fig. 4 A to Fig. 4 E show the cross-sectional view of the axial connected structure of some modified examples according to the present invention.
Description of reference numerals
10 shaft end generators；11 inner spline housings；111 internal splines；13 end caps；The screw hole of 131 end caps；132、133、136
The ring-type raised line of end cap；134 central depressions；135 medium pores；14 housing bodies；The screw hole of 141 housing bodies；142 housings
The ring-type raised line of main body；143 ring-shaped steps；The bottom wall of 144 housing bodies；The perisporium of 145 housing bodies；15 rotors；151 rotors
Iron core；152 magnets；153 protrusion axles；155 thin section；16 stators；161 stator cores；162 coils；17 clutch shaft bearings；18 second axis
Hold；20 compress end cap；21 compress the mounting portion of end cap；22 male splined shafts；221 external splines；23 compress the ring-type raised line of end cap；
231 axial distal end faces；25 compress the screw hole of end cap；30 shells；The perisporium of 31 shells；32 lugs；The mounting hole of 321 lugs；
A is axial；R is radially；
22A, 22B, 22C, 22D, 22E first axis connected structure；The axial grafting knot of 11A, 11B, 11C, 11D, 11E second
Structure；111A, 111B, 222C, 222D, 111E axial hole.
Embodiment
The illustrative embodiments of the present invention are described with reference to the accompanying drawings.It should be appreciated that these specific descriptions are only used for
How teaching those skilled in the art implement the present invention, rather than all feasible modes of the exhaustive present invention, without in
Limit the scope of the invention.
The present invention describes shaft end generator assembly, the bogie of car of shaft end generator including the shaft end generator, car
The assemble method of bogie.
In Fig. 1 and Fig. 3, A represents the axial direction of shaft end generator (following, also referred to as " generator ") 10, it will be appreciated that
The axial A of generator 10 and the axial direction of the shaft end generator assembly axle to be installed to of the present invention, the axis of compression end cap 20
To the rotor 15 of generator 10, the axial direction of stator 16 extend in same direction.R represent generator 10 radial direction, radial direction R with
Axial A is vertical.
It should be appreciated that only diagrammatically show generator 10 in Fig. 1, and the internal structure of generator 10 is not shown.
Difference, these structural differences are not essential and can be substituted as or combine part-structure in Fig. 1 to Fig. 3.
First, the general structure of shaft end generator assembly according to the embodiment of the present invention is illustrated referring to figs. 1 to Fig. 3.
The shaft end generator assembly includes generator 10, compresses end cap 20 and shell 30.
Generator 10 includes rotor 15, stator 16 and housing.Housing includes housing body 14 and end cap 13, housing body 14
It can be fitted to each other with end cap 13 with A vertically.At least major part of rotor 15 and stator 16 is accommodated in housing body 14 and end
In the inner cavity that lid 13 surrounds.Rotor 15 is rotatable by housing body 14 and end cap 13 via clutch shaft bearing 17, second bearing 18
Ground supports.Stator 16 can such as hot charging into housing body 14, so as to be kept by being interference fitted relative to housing body 14
It is fixed.Inner spline housing 11 is formed in the central part of rotor 15.The raised line of the formation internal spline 111 of the inner peripheral surface of inner spline housing 11
Extend with groove along the axial A of generator 10.
Compressing end cap 20 includes the mounting portion 21 (the first mounting portion) of plate-like and the center A stretchings vertically from mounting portion 21
Male splined shaft 22.Multiple screw holes 25 are provided with mounting portion 21, can be via the screw through screw hole 25 by compression end
Lid 20 is installed to axle.At least distal portions of male splined shaft 22 formed with external splines 221, formed external splines 221 raised line and
Groove extends along the axial A of generator 10.External splines 221 can coordinate with the internal spline 111 of the inner spline housing 11 of rotor 15.
By male splined shaft 22 and the snug sliding fit of inner spline housing 11, can absorb between axle and axle box or axle and adapter
Axial A on manufacturing tolerance and build-up tolerance.Meanwhile can move to axial between male splined shaft 22 and inner spline housing 11
The dynamic displacement to axial being slidably matched when can absorb railway locomotive work between axle and axle box or axle and adapter.
Shell 30 can be used for accommodating generator 10.Shell 30 can pass through the various parts such as bolt/screw or means phase
Generator 10 is fixedly secured to for the housing body 14 and end cap 13 of generator 10.Shell 30 is used to install in generator 10
To the axle box or adapter set around or partially around axle.
In the following, illustrate the further of shaft end generator assembly according to embodiment of the present invention referring to figs. 1 to Fig. 3
CONSTRUCTED SPECIFICATION.
Housing body 14 is to include the substantially cylinder-like structure bottom of with of bottom wall 144 and perisporium 145.The center of bottom wall 144
Position is provided with the ring-type raised line 142 stretched out towards end cap 13, and ring-type raised line 142 is used to support the outer ring of clutch shaft bearing 17.Week
Multiple screw holes 141 are provided with wall 145.The inner peripheral surface of perisporium 145 is provided with ring-shaped step 143, for stator 16 into
Row axial limiting.
End cap 13 is with the substantially discoid of medium pore 135.Medium pore 135 is used to allow the male splined shaft for compressing end cap 20
22 are inserted into the inner spline housing 11 of rotor 15.As shown in figure 3, a part for inner spline housing 11 can be to pass through medium pore 135.This
Shorten rotor 15 and compress the axial distance between end cap 20, and then reduce the axial dimension of shaft end generator assembly.
End cap 13 includes the ring-type raised line 132 stretched out towards housing body 14, and ring-type raised line 132 is used to support second bearing
18 outer ring.End cap 13 further includes the multiple screw holes 131 for being arranged at its peripheral part, can pass through the spiral shell through housing body 14
Housing body 14 and end cap 13 are fixed together by nail 141 and the screw that is threadedly coupled to screw hole 131.Certainly, it is of the invention
Not limited to this.
End cap 13 further includes the ring-type raised line 133 stretched out towards housing body 14 positioned at the inner circumferential side of screw hole 131.Ring
Shape raised line 133 can be used for the distal portion of the perisporium 145 of supporing shell main body 14, for realizing housing body before mounting screw
Relative positioning between 14 and end cap 13.End cap 13 is further included away from 14 ground of the housing body ring-type raised line 136 that A stretches out vertically
(the second ring-type raised line).Ring-type raised line 136 is used to be installed as small―gap suture cooperation with the groove of axle box, so as to fulfill axle box and power generation
High-precision coaxial assembling between machine 10.The ring-type raised line 136 can include such as 15 degree or so of chamfering, this is easy to ring
Shape raised line 136 is inserted into the groove of axle box.
As depicted in figs. 1 and 2, in a nonrestrictive example, end cap 13 is included in it in face of compressing end cap 20
The central depression 134 that side is formed, central depression 134 are recessed towards 14 side of housing body.The external splines set 11 of rotor 15
It can be stretched out from the bottom surface of the central depression 134 towards the mounting portion 21 for compressing end cap 20.Central depression 134 can accommodate
For by compress end cap 20 be installed to shaft end screw head at least a portion, so as to prevent the screw and generator 10
Reduce the axial dimension of shaft end generator assembly while interference.As shown in figure 3, the central depression 134 is not required.
Rotor 15 includes rotor core 151 and is installed to the magnet 152 of the peripheral part of rotor core 151.Rotor core 151
Central portion include towards housing body 14 bottom wall 144 protrude protrusion axle 153 and towards end cap 13 stretch out inner spline housing
11.Protrusion axle 153 is used to support the inner ring of clutch shaft bearing 17, the inner ring of the outer circumferential surface support second bearing 18 of inner spline housing 11.
In this way, the axial both ends of rotor 15 are rotatably supported at housing body 14 and end via clutch shaft bearing 17 and second bearing 18
Lid 13.
Rotor core 151 includes the less thin section 155 of axial width, for mitigating the weight of rotor 15.
Stator 16 is substantially cylindrical shape, and including stator core 161 and the coil 162 for being installed to stator core 161.Should
Understanding, includes magnet the invention is not restricted to rotor 15 and stator 16 includes coil.Rotor 15 includes coil and stator 16 includes magnetic
Body is also possible.
As depicted in figs. 1 and 2, in a nonrestrictive example, compress end cap 20 and further include from the outer of mounting portion 21
Periphery vertically A towards 22 place side of male splined shaft opposite side stretch out ring-type raised line 23 (the first ring-type raised line).Passing through
Through screw hole 25 screw will compress end cap 20 be installed to the shaft end of axle when, the axial distal end face 231 of ring-type raised line 23 is pressed
The axial end of tight axle.Compared with the main surface of mounting portion 21 is installed to axial end, it is easier to ensure the axis of ring-type raised line 23
To the flatness of distal face 231, so as to be easier to realize the reliable fixed installation for compressing end cap 20 to axle.
As shown in Fig. 2, shell 30 includes perisporium 31 and axial one end from perisporium 31 is radially oriented the multiple of outside stretching
(being four in Fig. 2) lug 32 (the 3rd mounting portion).Mounting hole 321 is provided with lug 32, can be by through mounting hole 321
Screw or bolt (and nut) by shell 30 be installed to around axle set axle box or adapter.
It should be appreciated that the quantity of lug 32 is not limited to four in figure, it is preferred that being two, three or more.Example
Such as, when shell 30 is installed to the adapter that part is set around axle, two lugs 32 can be set.
Usually relatively more severe in view of the working environment of shaft end generator, shell 30 provides further for generator 10
Protection.Moreover, identical generator 10 can be installed to such as axis of different structure by only changing the structure of shell 30
The fixed part of case or adapter, this improves the adaptability of the shaft end generator of the present invention.However, it is possible to for example, by by lug
32 are set directly on end cap 13 and omit shell 30.
When assembling includes the bogie of the shaft end generator, end cap 20 will be compressed and be installed to axle, also, make outer flower
Key axis 22 and inner spline housing 11 are formed in the state of spline engagement, and generator 10 is installed to the axle box or adapter of bogie.
In this application, generator 10 is assembled first, and whole generator 10 is installed to axle box or adapter again.In other words, in stator
16 and in the case that rotor 15 is pre-installed in the housing of generator 10, generator 10 is installed to axle box or adapter.
Illustrate the part beneficial effect of the above embodiment of the present invention below.
As described above, it is not that each component of shaft end generator is dividually installed to axle and axis in the present embodiment
Case or axle and adapter, but generator 10 is assembled into an entirety, whole generator 10 is installed on axle box or carrying
Saddle.This is easy to the transport of generator assembly, simplifies the installation process of complete system plant, special frock clamp is not required in complete system plant
To install shaft end generator assembly.
Since generator 10 is assembled into an entirety, the air gap between stator 16 and rotor 15 is fixed.Stator 16
Rotating against between rotor 15 is ensured by bearing, is rotated by spline structure by axle driven rotor 15.Spline structure
Allow the axially opposing displacement between axle and generator 10, avoid the manufacture due to axle and axle box or axle and adapter
Tolerance and location tolerance impact the relative position between stator and rotor.Thus, particularly disk is rendered as in generator
In the case of formula generator, the air gap between rotor and stator can be reduced, improve the generating efficiency of generator.In generator 10
During work, spline structure allows the axial phase between axle and axle box or axle and adapter while torque is reliably transmitted
To displacement.The electric power of generator 10 is exported from the gap between axle and axle box or axle and adapter or the shadow of relative displacement
Ring, electric power output is stablized.
Spline structure the space occupied of the present invention is small, more useful spaces is left for generator 10, easy to magnet
With the arrangement of coil.
The above-mentioned shaft end generator assembly of the present invention need not change the structure of existing bogie.
It should be appreciated that the above embodiment is only exemplary, the limitation present invention is not used in.Those skilled in the art can be with
Various variations and modifications are made to the above embodiment under the teachings of the present invention, without departing from the scope of the present invention.Such as：
(1) in the above-described embodiment, form male splined shaft 22 on end cap 20 is compressed and spent on rotor 15 in formation
Key set 11.The space of the inner radial of rotor 15 is so taken full advantage of, reduces the axial dimension of shaft end generator assembly.So
And the present invention is not limited thereto.For example, inner spline housing can be formed on end cap 20 is compressed and form external splines on rotor 15
Axis.
The male splined shaft or inner spline housing of compression end cap 20 form the first spline member (first axis grafting in the application
Component), the inner spline housing or male splined shaft of rotor 15 form the second spline member (the second axial socket component) in the application.
Spline structure is only an example of the axial connected structure of the present invention.Religion of the those skilled in the art in the present invention
The axial connected structure it will also be appreciated that many other types is led down, which can be delivered to the rotation of axle
The rotor of generator, while allow the axial distance between axle and the rotor of generator to change.
For example, as shown in Figure 4 A, the side towards generator for compressing end cap 20 is provided with first axis socket component
22A, first axis socket component 22A be substantially bayonet fashion and with oval cross section.Rotor 15 towards car
The side of axis is provided with the second axial socket component 11A, which has and first axis socket component
The cross section of 22A adaptations is the axial hole 111A of oval.
As shown in Figure 4 B, in another example, the side towards generator of compression end cap 20 is provided with first axis and inserts
Connection member 22B, first axis socket component 22B are for substantially bayonet fashion and with the cross section of ellipse.Rotor 15
The side of axle is provided with the second axial socket component 11B, which has inserts with first axis
The cross section of connection member 22B adaptations is oval axial hole 111B.
As shown in Figure 4 C, in another example, the side towards generator of compression end cap 20 is provided with first axis and inserts
Connection member 22C, first axis socket component 22C have the axial hole 222C that cross section is triangle.Rotor 15 towards car
The side of axis is provided with the second axial socket component 11C, and the second axial socket component 11C is substantially bayonet fashion and has
The cross section of triangle.The axial socket component 11C of the first axis socket component 22C and second form above-mentioned axial grafting knot
Structure.
As shown in Figure 4 D, in another example, the side towards generator of compression end cap 20 is provided with first axis and inserts
Connection member 22D, first axis socket component 22D have axial hole 222C of the cross section for substantially quadrangle.The court of rotor 15
The side of axle is provided with the second axial socket component 11D, second axial socket component 11D for substantially bayonet fashion and
Cross section with substantially quadrangle.The axial socket component 11D of the first axis socket component 22D and second form above-mentioned axial direction
Connected structure.
In the example shown in Fig. 4 A to Fig. 4 D, first axis socket component and the second axial socket component pass through cross section
The transmission of torque is realized for non-circular structure.It should be appreciated that the non-circular structure of the present invention is not limited to above-mentioned specifically show
Example.
As shown in Figure 4 E, in another example, the side towards generator of compression end cap 20 is provided with first axis and inserts
Connection member 22E, first axis socket component 22E are multiple bayonet fashions.The side towards axle of rotor 15 is provided with
Two axial socket component 11E, the second axial socket component 11B have the multiple axis being adapted to first axis socket component 22E
To hole 111E.
It should be appreciated that there is non-circular horizontal stroke in above-mentioned first axis socket component, the second axial socket component and latch
In the case of section, they need not have non-circular cross section in their whole length (axial direction), if they
There is non-circular cross section on partial-length.
(2) in the above-described embodiment, the cartridge type generator that generator 10 is formed for stator 16 around rotor 15.This is just
In the formation of inner spline housing or male splined shaft, and rotor 15 can be supported using the less bearing of diameter.It is however, of the invention
Not limited to this.For example, the present invention may be embodied as the cartridge type generator that rotor is formed around stator.Further, it is possible to use axis
Watt etc. replace bearing.
In addition, the present invention is also implemented as rotor and stator disk generator relative to each other A vertically.Can be in disk
Male splined shaft or inner spline housing are set on the rotor of formula generator.Rotor and stator directly or indirectly can mutually be propped up via bearing
Support, for example, rotor can be via bearings in the housing of generator, so as to allow rotor to be rotated relative to stator.
(3) in the above-described embodiment, inner spline housing 11 is directly integrally formed on rotor 15 and is directly compressing
Male splined shaft 22 is integrally formed on end cap 20.In this way, reduce the size and weight of component.However, the present invention is not limited thereto.
For example, the inner spline housing independently formed and male splined shaft can be fixed to by rotor 15 and pressure by the components such as expansion sleeve or means
Tight end cap 20.
In an example (not shown), inner spline housing is fixed to the court of rotor 15 via multiple axially extending screws
On the axis extended to axle.
In another example (not shown), omit and compress end cap 20 and form or install first axis directly on axle and insert
Connection member.For example, one part itself can be used as first axis socket component, the first axis socket component to axle in other words
Can be bayonet fashion, it is particularly possible to formed with axial hole.Furthermore it is possible to form screw hole on axle, via screw by
One axial socket component is installed to axle.Screw or screw thread can be as a parts for first axis socket component.
For example, in the example shown in Fig. 4 E, multiple threaded holes can be formed on axle, externally threaded latch will be carried
The first axis socket component 22E of form is installed to axle.
(4) the invention is not restricted to which generator 10 is installed to axle box or adapter, generator 10 can also be installed to and turned
To other fixed parts of frame.When necessary, the housing or shell of generator can suitably be changed according to installation site
Corresponding mounting structure.
(5) it the invention be not limitedly applied to railway locomotive, but its that can also be applied to travel in orbit
Its vehicle.
Claims (25)
1. a kind of shaft end generator assembly, it includes：
Compress end cap, its axle for being configured to be installed to vehicle and rotated together with the axle；And
Shaft end generator, it includes rotor and stator, and the stator is configured to be fixedly installed to the bogie of vehicle
Fixed part,
Wherein, the end cap that compresses includes the axially extending first axis socket component along the shaft end generator, the axis
End generator include with the rotor be nonrotationally connected along the described axially extending second axial socket component, the first axle
To socket component and the described second axial socket component be configured to axial grafting each other into：The first axis grafting structure
Part and the second axial socket component can be axially movable with respect to each other and substantial relatively unrotatable.
2. shaft end generator assembly according to claim 1, it is characterised in that the first axis socket component includes class
Latch structure, the cross section of such latch structure is non-circular, and the described second axial socket component includes and the class latch knot
The matched axial hole of configuration shape, or
The second axial socket component includes class latch structure, the cross section of such latch structure be it is non-circular, described first
Axial socket component includes the axial hole with the class latch structure form fit.
3. shaft end generator assembly according to claim 1, it is characterised in that the first axis socket component includes more
A latch, the described second axial socket component include multiple axial holes that can respectively with the latch axial direction grafting, or
Described second axial socket component includes multiple latches, and the first axis socket component includes inserting with described respectively
Multiple axial holes of the axis pin to grafting.
4. shaft end generator assembly according to claim 1, it is characterised in that the first axis socket component is first
Spline member, the described second axial socket component is the second spline member.
5. shaft end generator assembly according to claim 1, it is characterised in that the compression end cap includes：The of plate-like
One mounting portion, it is configured to the shaft end for being installed to the axle；And pacify along the axial of the axle from described first
The first axis socket component that dress portion is stretched out.
6. shaft end generator assembly according to claim 5, it is characterised in that the compression end cap further includes：Multiple spiral shells
Nail, the multiple screw hole are arranged at first mounting portion around the first axis socket component；First ring-type is convex
Bar, it extends from the outer peripheral edge of first mounting portion away from the first axis socket component,
Wherein, when the compression end cap is installed to the shaft end by the screw through the screw hole, first ring
The axial distal end face pressure of shape raised line supports the axial end of the axle.
7. shaft end generator assembly according to any one of claim 1 to 6, it is characterised in that the compression end cap-shaped
As single structure.
8. shaft end generator assembly according to claim 4, it is characterised in that first spline member is external splines
Axis, second spline member are inner spline housing, or
First spline member is inner spline housing, and second spline member is male splined shaft.
9. the shaft end generator assembly according to any one of claim 1 to 6, it is characterised in that the rotor includes
Rotor core, the described second axial socket component are integrally formed in the rotor core.
10. the shaft end generator assembly according to any one of claim 1 to 6, it is characterised in that the rotor and institute
It is mutually positioning via bearing to state stator.
11. the shaft end generator assembly according to any one of claim 1 to 6, it is characterised in that the shaft end power generation
Machine further includes the housing at least major part for being configured to accommodate the rotor and the stator, and the stator is fixedly installed in
The housing, the rotor can be rotatably mounted to the housing via bearing.
12. shaft end generator assembly according to claim 11, it is characterised in that the shaft end generator generates electricity for cartridge type
Machine, the stator is at least partly around the rotor.
13. shaft end generator assembly according to claim 11, it is characterised in that the housing includes housing body and end
Lid, axially one end is supported in the housing body to the rotor via clutch shaft bearing, the rotor axially other end
The end cap is supported in via second bearing.
14. shaft end generator assembly according to claim 13, it is characterised in that the second bearing is in second axis
The rotor is supported to the outer circumferential surface of socket component.
15. shaft end generator assembly according to claim 13, it is characterised in that the stator by hot charging and with it is described
Housing body forms interference fit.
16. shaft end generator assembly according to claim 13, it is characterised in that the housing be configured to via
The second mounting portion on the housing is fixedly installed to the axle box or adapter of the bogie, and the end cap includes being configured to
The the second ring-type raised line coordinated can be formed with the axle box or the adapter.
17. shaft end generator assembly according to claim 11, it is characterised in that the shaft end generator assembly further includes
The shell being fixedly installed on the housing, the shell include the 3rd mounting portion, and the 3rd mounting portion is configured to
It is fixedly installed to the axle box or adapter of the bogie.
18. the shaft end generator assembly according to any one of claim 1 to 6, it is characterised in that the shaft end power generation
Machine is disk generator.
19. the shaft end generator assembly according to any one of claim 1 to 6, it is characterised in that described second is axial
The rotor core of socket component and the rotor is installed to the rotor core after being separately formed.
20. the shaft end generator assembly according to any one of claim 1 to 6, it is characterised in that the first axis
Socket component is splined shaft, the second axial socket component is spline housing, and the spline housing is radially extended via multiple
Screw is fixed to the direction axis for compressing end cap extension of the rotor.
21. a kind of shaft end generator, it includes rotor and stator, and the stator is configured to be fixedly installed to turning for vehicle
To the fixed part of frame,
Wherein, the shaft end generator further include it is being nonrotationally connected with the rotor, can be formed at axle or with institute
State the second axial socket component of the first axis socket component axial direction grafting that axle nonrotationally connects, the first axis grafting
Component and the described second axial socket component be configured to axial grafting each other into：The first axis socket component and institute
Stating the second axial socket component can be axially movable with respect to each other and substantial relatively unrotatable.
22. a kind of shaft end generator, it is characterised in that the shaft end generator is described in any one of claim 1 to 20
Shaft end generator.
23. a kind of bogie of car, it includes the shaft end of the shaft end generator assembly described in any one of claim 1 to 20
Shaft end generator described in generator or claim 21 or 22.
24. a kind of assemble method of the bogie of car, it is used to assemble any in claim 1 to 20 in the bogie of car
Shaft end generator assembly described in, the assemble method include the following steps：
The compression end cap is installed to the axle；And
In the state of the first axis socket component and the second axial socket component axial direction grafting is made, by the shaft end
Generator is installed to the axle box or adapter of the bogie.
25. the assemble method of the bogie of car according to claim 24, it is characterised in that in the stator and described turn
In the case that son is pre-installed in the housing of the shaft end generator, the shaft end generator is installed to the axle box or described
Adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393843.2A CN107947445A (en) | 2017-12-21 | 2017-12-21 | Shaft end generator assembly, shaft end generator, the bogie of car and its assemble method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393843.2A CN107947445A (en) | 2017-12-21 | 2017-12-21 | Shaft end generator assembly, shaft end generator, the bogie of car and its assemble method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107947445A true CN107947445A (en) | 2018-04-20 |
Family
ID=61941618
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711393843.2A Pending CN107947445A (en) | 2017-12-21 | 2017-12-21 | Shaft end generator assembly, shaft end generator, the bogie of car and its assemble method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233543A (en) * | 2019-06-21 | 2019-09-13 | 中国神华能源股份有限公司 | The method of supplying power to of power generator, rail vehicle and lorry monitoring assembly |
| WO2019213949A1 (en) * | 2018-05-11 | 2019-11-14 | Schaeffler Technologies AG & Co. KG | Multiple-rotor disc-type generator for railway vehicle, railway vehicle and method for mounting the generator |
| CN110571974A (en) * | 2018-06-06 | 2019-12-13 | 舍弗勒技术股份两合公司 | single-rotor disc generator for railway vehicle and bogie |
| CN110877623A (en) * | 2019-11-27 | 2020-03-13 | 中车山东机车车辆有限公司 | Shaft end connecting device, wheel pair assembly and railway vehicle |
| CN111706649A (en) * | 2020-06-30 | 2020-09-25 | 郑州铁路职业技术学院 | Train axle head generator |
| CN111703441A (en) * | 2020-06-22 | 2020-09-25 | 中车唐山机车车辆有限公司 | A motor end cover, bogie and rail vehicle for bogie |
| CN112455490A (en) * | 2019-09-06 | 2021-03-09 | 中车齐齐哈尔车辆有限公司 | Railway vehicle, bogie and bearing saddle thereof |
| CN113258744A (en) * | 2021-06-01 | 2021-08-13 | 长沙理工大学 | Train axle head power generation facility |
| CN113726087A (en) * | 2021-08-30 | 2021-11-30 | 青岛力久电机科技有限公司 | Hydrogen pump motor of hydrogen fuel cell |
| CN114421702A (en) * | 2022-02-25 | 2022-04-29 | 同济大学 | Novel shaft end generator for railway wagon |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998019381A1 (en) * | 1996-10-28 | 1998-05-07 | Ellcon National, Inc. | Generator apparatus coupled to side frame of vehicle and energized by rotation of axle on vehicle |
| EP1804363A1 (en) * | 2005-12-30 | 2007-07-04 | Landert-Motoren-AG | Axle generator for railway carriages and similar |
| CN101176249A (en) * | 2005-05-10 | 2008-05-07 | 株式会社小松制作所 | Generator/motor mounted on engine |
| CN103023164A (en) * | 2012-12-21 | 2013-04-03 | 同济大学 | Railway wagon axle end disk-type permanent magnet generation device |
| CN103051132A (en) * | 2012-12-21 | 2013-04-17 | 同济大学 | Axle end power device for rapid railway freight vehicle |
| CN104025430A (en) * | 2011-12-27 | 2014-09-03 | 奥田胜司 | Wheel-axle generator |
| CN104638800A (en) * | 2015-03-06 | 2015-05-20 | 济南轨道交通装备有限责任公司 | Shaft end generator for railway wagon and steering frame with shaft end generator |
| CN106505763A (en) * | 2016-10-25 | 2017-03-15 | 株洲中车机电科技有限公司 | A kind of locomotive shaft-end magneto alternator |
| CN206712603U (en) * | 2017-04-12 | 2017-12-05 | 四川优立科轨道交通科技有限公司 | The bindiny mechanism of axletree and generator |
-
2017
- 2017-12-21 CN CN201711393843.2A patent/CN107947445A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998019381A1 (en) * | 1996-10-28 | 1998-05-07 | Ellcon National, Inc. | Generator apparatus coupled to side frame of vehicle and energized by rotation of axle on vehicle |
| CN101176249A (en) * | 2005-05-10 | 2008-05-07 | 株式会社小松制作所 | Generator/motor mounted on engine |
| EP1804363A1 (en) * | 2005-12-30 | 2007-07-04 | Landert-Motoren-AG | Axle generator for railway carriages and similar |
| CN104025430A (en) * | 2011-12-27 | 2014-09-03 | 奥田胜司 | Wheel-axle generator |
| CN103023164A (en) * | 2012-12-21 | 2013-04-03 | 同济大学 | Railway wagon axle end disk-type permanent magnet generation device |
| CN103051132A (en) * | 2012-12-21 | 2013-04-17 | 同济大学 | Axle end power device for rapid railway freight vehicle |
| CN104638800A (en) * | 2015-03-06 | 2015-05-20 | 济南轨道交通装备有限责任公司 | Shaft end generator for railway wagon and steering frame with shaft end generator |
| CN106505763A (en) * | 2016-10-25 | 2017-03-15 | 株洲中车机电科技有限公司 | A kind of locomotive shaft-end magneto alternator |
| CN206712603U (en) * | 2017-04-12 | 2017-12-05 | 四川优立科轨道交通科技有限公司 | The bindiny mechanism of axletree and generator |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019213949A1 (en) * | 2018-05-11 | 2019-11-14 | Schaeffler Technologies AG & Co. KG | Multiple-rotor disc-type generator for railway vehicle, railway vehicle and method for mounting the generator |
| CN110571974A (en) * | 2018-06-06 | 2019-12-13 | 舍弗勒技术股份两合公司 | single-rotor disc generator for railway vehicle and bogie |
| CN110233543A (en) * | 2019-06-21 | 2019-09-13 | 中国神华能源股份有限公司 | The method of supplying power to of power generator, rail vehicle and lorry monitoring assembly |
| CN110233543B (en) * | 2019-06-21 | 2020-08-21 | 中国神华能源股份有限公司 | Power generation device, rail vehicle and power supply method of truck monitoring assembly |
| CN112455490A (en) * | 2019-09-06 | 2021-03-09 | 中车齐齐哈尔车辆有限公司 | Railway vehicle, bogie and bearing saddle thereof |
| CN110877623A (en) * | 2019-11-27 | 2020-03-13 | 中车山东机车车辆有限公司 | Shaft end connecting device, wheel pair assembly and railway vehicle |
| CN111703441A (en) * | 2020-06-22 | 2020-09-25 | 中车唐山机车车辆有限公司 | A motor end cover, bogie and rail vehicle for bogie |
| CN111706649B (en) * | 2020-06-30 | 2021-01-29 | 郑州铁路职业技术学院 | Train axle head generator |
| CN111706649A (en) * | 2020-06-30 | 2020-09-25 | 郑州铁路职业技术学院 | Train axle head generator |
| CN113258744A (en) * | 2021-06-01 | 2021-08-13 | 长沙理工大学 | Train axle head power generation facility |
| CN113726087A (en) * | 2021-08-30 | 2021-11-30 | 青岛力久电机科技有限公司 | Hydrogen pump motor of hydrogen fuel cell |
| CN114421702A (en) * | 2022-02-25 | 2022-04-29 | 同济大学 | Novel shaft end generator for railway wagon |
| CN114421702B (en) * | 2022-02-25 | 2024-02-23 | 同济大学 | Shaft end generator for railway wagon |
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