CN209435038U - Bearing-free motor and the goods train carriage for being equipped with bearing-free motor - Google Patents
Bearing-free motor and the goods train carriage for being equipped with bearing-free motor Download PDFInfo
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- CN209435038U CN209435038U CN201920087820.7U CN201920087820U CN209435038U CN 209435038 U CN209435038 U CN 209435038U CN 201920087820 U CN201920087820 U CN 201920087820U CN 209435038 U CN209435038 U CN 209435038U
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000004804 winding Methods 0.000 claims abstract description 11
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000011162 core material Substances 0.000 description 19
- 238000010586 diagram Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910000976 Electrical steel Inorganic materials 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 229910001021 Ferroalloy Inorganic materials 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 235000003642 hunger Nutrition 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000037351 starvation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a kind of bearing-free motor and the goods train carriage for being equipped with bearing-free motor, which does not have bearing, including shell, main stator component, rotor assembly, shaft, rear end cap and front cover;Shell includes the cavity of open rearward end, front end front end and mounting portion equipped with the first central through hole；Main stator component includes main stator iron core and the main stator winding that is mounted in the stator slot of the main stator iron core again；Main stator component is arranged in the cavity of shell, the front end of shaft is fixed on front cover, the rear end of shaft is fixed with rotor assembly after passing through from the first central through hole of the front end of shell, the rear end of shaft is hanging, the front end face of rotor assembly and the rear end face of main stator component form first axis gap, and rear end cap is fixed with outer shell phase.The utility model bearing-free motor has many advantages, such as that structure is simple, reliable for operation, at low cost and convenient for installation and maintenance.
Description
[technical field]
The utility model relates to motor manufacturings, more particularly to the motor of not bearing, more particularly, to railway freight-car
Bearing-free motor on compartment, the utility model further relate to goods train carriage.
[background technique]
Energy-saving and emission-reduction improve the utilization rate of material, are the significant tasks that current enterprise faces.Traditional motor is determined
Sub- iron core and/or rotor core are all made of silicon steel material, and iron loss is big, and fever is serious, Wen Shenggao, to cause inefficiency；Especially
Its iron loss under high frequency condition is bigger.Such as the stator core of the magneto of the prior art is still with traditional silicon steel magnetic conduction material
Based on material, for magneto because number of pole-pairs is more, working frequency is generally all higher, so that magneto temperature rise is excessively high and efficiency
It is lower.
General motor will use bearing, and bearing is the part of a support shaft, it can guide the rotation of shaft,
When motor operates, bearing also brings along noise, mainly bearing wear and oil starvation, generates hard friction noise；If working as shaft and axis
When holding loosening or end cap loosening, can also motor be made to generate axial float when rotated and make a noise；There are also some assembling qualities
The motor of difference, bearing chamber decentraction cause motor radial clearance unevenly can also generate abnormal sound.Therefore, when motor operates,
Big to bear vibration impact, bearing wear is fast；Bearing can show the bad phenomenons such as vibration is big, noise is big, fever, quick abrasion,
So that the service life of bearing is not grown, to influence the service life of motor.
With China's rapid economic development, goods train carriage will be appeared in all over the world, railway freight-car and railway passenger
Vehicle is different, and carriage of passenger train all connects together, and boxcar is possible to appear alone in different by-places,
So having higher requirement to goods train carriage, it is desirable that each goods train carriage will install positioning system, in order to
The goods train carriage is inquired at any time in which position；And positioning system needs to power to keep continuing working, section iron every in this way
Road boxcar must have independent current source power supply；If powered using diesel generating set or gas-liquid-liquid three-phase flow, first is that at
This height, and because having bavin Water Oil Or Gas, safety is low, it is also necessary to examine generating set and fuel tank situation often, bring a large amount of
Maintenance cost；Second is that not environmentally.This is just needed using another simple and easy and safe and reliable power supply mode.
[utility model content]
A kind of nothing is provided the technical problem to be solved by the present invention is to avoid above-mentioned the deficiencies in the prior art place
Bearing electric machine and the goods train carriage for being equipped with bearing-free motor, the utility model use shaftless bearing structure, reduce bearing
Bring noise and mechanical loss, there will not be bearing damage when rotation, extend the service life of entire motor, while shaftless
It is simple and direct to hold installation, it is not high to parts machining precision；There are also bearing-free motor to be directly installed on goods train carriage, work as iron
When afloat vehicle carriage movements, hub spindle thereon drives bearing-free motor rotation power generation, by giving railway freight-car vehicle after controller
Compartment power supply and battery charging, even if after goods train carriage stops, battery can also continue to power to goods train carriage；This
Utility model bearing-free motor has many advantages, such as that structure is simple, reliable for operation, at low cost and convenient for installation and maintenance.
The utility model solve the technical problem the technical solution adopted is that:
A kind of bearing-free motor is provided, the motor does not have bearing, which is disc type electric machine, including shell, main stator
Component, rotor assembly, shaft, rear end cap and front cover;The shell includes that the cavity of open rearward end, front end are logical equipped with the first center
The front end in hole and mounting portion；The main stator component includes main stator iron core and the stator slot for being mounted on the main stator iron core again
In main stator winding；The main stator component is arranged in the cavity of the shell, and the front end of the shaft is fixed on described
On front cover, the rear end of the shaft is fixed with the rotor set after passing through from the first central through hole of the front end of the shell
The rear end of part, the shaft is hanging, and the rear end face of the front end face of the rotor assembly and the main stator component forms first axle
To gap, the rear end cap is fixed with outer shell phase.The front cover is fixed on the rotatable parts of external object, the external object packet
Goods train carriage is included, such as the front cover is fixed on the hub spindle of goods train carriage.
The main stator core material is amorphous iron alloy.
The bearing-free motor further includes using pair stator core made of amorphous iron alloy material, which is
Disc, center are equipped with the second central through hole；The pair stator core is fixed in the rear end cap, the pair stator core
The rear end face of front end face and the rotor assembly forms the second axial gap.
The rotor assembly further includes axle sleeve, nut and stop washer；The rear end of the shaft is equipped with external screw thread；The axis
Set is fixed in the shaft, and the rotor assembly is fixed on the axle sleeve again after being inserted in the shaft, and the nut is twisted
After entering on the external screw thread of the shaft rear end with the stop washer again by the rotor assembly be fixed on the axle sleeve with it is described
Between nut.
The utility model also provides a kind of goods train carriage for being equipped with bearing-free motor；Including wheel hub, hub spindle and
Bearing-free motor；The motor does not have bearing, the motor be disc type electric machine, including shell, main stator component, rotor assembly, turn
Axis, rear end cap and front cover;The shell includes the cavity of open rearward end, front end front end and installation equipped with the first central through hole
Portion；The main stator component includes main stator iron core and the main stator winding that is mounted in the stator slot of the main stator iron core again；
The main stator component is arranged in the cavity of the shell, and the front end of the shaft is fixed on the front cover, the shaft
Rear end passed through from the first central through hole of the front end of the shell after be fixed with the rotor assembly, the rear end of the shaft
Vacantly, the rear end face of the front end face of the rotor assembly and the main stator component forms first axis gap, the rear end cap
It is fixed with outer shell phase, so that the main stator component and rotor assembly are located in the cavity of the rear end cap and shell；Before described
Lid is fixed on the hub spindle, and the mounting portion of the shell of the motor is fixed on the wheel hub.
The goods train carriage further includes adapter；The adapter is fixed on the wheel hub, except the motor
The mounting portion of shell is fixed on again on the adapter.
A kind of bearing-free motor is provided again, and the motor does not have bearing, which is disc type electric machine, including shell, master are determined
Sub-component, rotor assembly, shaft and rear end cap;The shell includes the cavity of open rearward end, front end equipped with the first central through hole
Front end and mounting portion；The main stator component includes main stator iron core and is mounted in the stator slot of the main stator iron core again
Main stator winding；The main stator component is arranged in the cavity of the shell, and the front end of the shaft is fixed on exotic
On the front cover of part, the rear end of the shaft is fixed with the rotor after passing through from the first central through hole of the front end of the shell
The rear end of component, the shaft is hanging, and the rear end face of the front end face of the rotor assembly and the main stator component forms first
Axial gap, the rear end cap are fixed with outer shell phase.The front cover is fixed on the rotatable parts of external object, the external object
It is fixed on the hub spindle of goods train carriage including goods train carriage, such as the front cover.
Compared with the existing technology compared with the utility model bearing-free motor and the goods train carriage for being equipped with bearing-free motor
Beneficial effect be:
1, the utility model motor uses shaftless bearing structure, bring noise and mechanical loss when reducing bearing rotation,
It there will not be bearing damage, extend the service life of entire motor, while bearing-free installation is simple and direct, it is easy to maintain, to zero
Part machining accuracy is not high；
2, it is manufactured due to main stator iron core using amorphous iron alloy material, can effectively reduce the body of bearing-free motor
Product, makes the utility model bearing-free motor have many advantages, such as that small eddy-current loss, excellent in high-frequency characteristics, temperature rise are low and high-efficient；It is non-
Brilliant ferroalloy materials are that have excellent high permeability, high resistivity and extremely low using the new material of flash set technology manufacture
Eddy current effect, the advantages of iron loss very little is amorphous ferroalloy materials, compared with the permeability magnetic materials such as silicon steel sheet, permalloy, tool
Have great advantage, is a kind of energy-saving material；
3, pair stator core made of amorphous iron alloy material is additionally used, keeps the performance of bearing-free motor more preferable；
4, bearing-free motor is mounted on goods train carriage, and dexterously borrows the hub spindle of goods train carriage,
When goods train carriage movement, hub spindle thereon drives the shaft rotation of bearing-free motor, and bearing-free motor rotation generates electricity,
By charging after controller to goods train carriage power supply and battery, even if after goods train carriage stops, battery can be with
Continue to power to goods train carriage, being positioned such that system just has the power supply of power supply, and staff can inquire railway at any time
Boxcar is in which position.
[Detailed description of the invention]
Fig. 1 is the orthographic projection main view schematic cross-sectional view of the utility model bearing-free motor;
Fig. 2 is the axonometric projection schematic diagram after the bearing-free motor decomposes；
Fig. 3 is the axonometric projection schematic diagram of the main stator iron core of the bearing-free motor；
Fig. 4 is the axonometric projection schematic diagram of the rotor assembly of the bearing-free motor；
Fig. 5 is the axonometric projection schematic diagram of the front cover of the bearing-free motor；
Fig. 6 is the axonometric projection schematic diagram of the shell of the bearing-free motor；
Fig. 7 is the part orthographic projection main view section view signal for the goods train carriage that the utility model is equipped with bearing-free motor
Figure；
Fig. 8 is the part axonometric projection schematic diagram of the goods train carriage；
Fig. 9 is the axonometric projection schematic diagram of the adapter of the goods train carriage.
[specific embodiment]
The utility model is described in further detail below with reference to each attached drawing.
Referring to Fig. 1 to Fig. 6, a kind of bearing-free motor is provided, the motor does not have bearing, which is disc type electric machine, packet
Include shell 10, main stator component 20, rotor assembly 30, shaft 40, rear end cap 50 and front cover 60;The shell 10 is opened including rear end
The cavity 11 of mouth, front end are equipped with front end 12 and the mounting portion 13 of the first central through hole 121；The main stator component 20 includes again
Main stator iron core 21 and the main stator winding (being not drawn into figure) being mounted in the stator slot of the main stator iron core 21, main stator iron
There are multiple stator slots 219 on core 21, the quantity of main stator winding and the quantity of stator slot 219 are same, in each stator slot 219
It is both provided with main stator winding；The main stator component 20 is arranged in the cavity 11 of the shell 10, before the shaft 40
End is fixed on the front cover 60, there is axis hole 69 on front cover 60, which is generally flat axis hole, before the front end insertion of shaft 40
Fixed in the axis hole 69 of lid 60, the rear end of the shaft 40 is worn from the first central through hole 121 of the front end 12 of the shell 10
It is fixed with the rotor assembly 30 more afterwards, the rear end of the shaft 40 is hanging, the front end face of the rotor assembly 30 and the master
The rear end face of stator module 20 forms first axis gap 9, and the rear end cap 50 is fixed with 10 phase of shell, so that the main stator
Component 20 and rotor assembly 30 are located in the cavity 11 of the rear end cap 50 and shell 10；General rear end cap 50 also is provided with the second appearance
Chamber 59, in fact, main stator component 20 and rotor assembly 30 are located at the appearance of the second cavity 59 and shell 10 of the rear end cap 50
In chamber 11.Since compact-sized, small in size, the light-weight and torque density of disc type electric machine is high, the especially axial direction of disc type electric machine
Size is short, so the motor of bearing is not suitable for the structure using disc type electric machine.The front cover 60 is fixed on external object
On rotatable parts, which includes goods train carriage, such as the front cover 60 is fixed on the wheel hub of goods train carriage
On axis.
Referring to Fig. 1 and Fig. 7, front cover 60 can be provided by company manufacturing of electric machines, can also be by manufacture external object for example
The company of goods train carriage provides.When front cover 60 is provided by company manufacturing of electric machines, front cover 60 be exactly the utility model without
A part on bearing electric machine.When front cover 60 is provided by the company of manufacture external object such as goods train carriage, front cover
As soon as 60 be exactly the part on external object such as goods train carriage, before at this moment the utility model bearing-free motor does not include
Lid 60, the front end of the shaft 40 is fixed on the front cover 60 of external object at this time.
In the present invention, 21 material of main stator iron core is amorphous iron alloy, since amorphous iron alloy material has
There are high magnetic conduction, high resistance and the series of advantages such as iron loss is small, therefore there is vortex using the motor of amorphous iron alloy material manufacture
Small, excellent in high-frequency characteristics is lost, the advantages that temperature rise is low and high-efficient.
Referring to Fig. 1 and Fig. 2, in order to keep bearing-free motor performance more preferable, the bearing-free motor further includes using amorphous iron
Pair stator core 70 made of alloy material, the pair stator core 70 are disc, and center is equipped with the second central through hole 71, secondary
It is such as the nut 38 and only in order to avoid other parts on 40 rear end of shaft that stator core 70, which is equipped with the second central through hole 71,
Washer 37, so that the axial dimension of bearing-free motor is shorter；The pair stator core 70 is fixed in the rear end cap 50,
Secondary stator core 70 can be adhesively fixed in rear end cap 50 using high-intensitive epoxy resin, the pair stator core 70
Front end face and the rotor assembly 30 rear end face formed the second axial gap 8.
Referring to Fig. 1 and Fig. 2, in order to which 30 axial restraint of rotor assembly is stronger, the rotor assembly 30 further include axle sleeve 39,
Nut 38 and stop washer 37；The rear end of the shaft 40 is equipped with external screw thread；The axle sleeve 39 is fixed in the shaft 40, is turned
Axis 40 generally is configured with step, and 39 one end of axle sleeve withstands on the step of shaft 40, and the rotor assembly 30 is inserted in the shaft 40
It is fixed on the axle sleeve 39, generally rotor assembly 30 is fixed on axle sleeve 39 with screw again afterwards, the nut 38 is screwed into institute
After stating on the external screw thread of 40 rear end of shaft with the stop washer 37 again by the rotor assembly 30 be fixed on the axle sleeve 39 with
Between the nut 38, ensure that rotor assembly 30 will not move axially in this way, generally axle sleeve 39 and rotor assembly 30 with
Shaft 40 also using key connection, ensures that rotor assembly 30 will not be rotated relative to shaft 40 in this way.
Referring to fig. 2 and Fig. 4, the idol that the rotor assembly 30 generally comprises rotor core 31 and is arranged on rotor core 31
Several piece permanent magnet 32；Rotor core can use general permeability magnetic material due to iron loss very little, naturally it is also possible to use amorphous iron alloy material
Material；The structure of rotor assembly 30 is conventional structure, and details are not described herein.
Referring to Fig. 1 to Fig. 9, the utility model also provides a kind of goods train carriage for being equipped with bearing-free motor；Including
Wheel hub 99, hub spindle 98 and bearing-free motor；The motor does not have bearing, which is disc type electric machine, including shell 10, master are determined
Sub-component 20, rotor assembly 30, shaft 40, rear end cap 50 and front cover 60;It is the cavity 11 of the shell 10 including open rearward end, preceding
End is equipped with front end 12 and the mounting portion 13 of the first central through hole 121；The main stator component 20 includes main stator iron core 21 again
Be mounted on the main stator iron core 21 stator slot in main stator winding；The main stator component 20 is arranged in the shell 10
Cavity 11 in, the front end of the shaft 40 is fixed on the front cover 60, the rear end of the shaft 40 from the shell 10 it
First central through hole 121 of front end 12 is fixed with the rotor assembly 30 after passing through, the rear end of the shaft 40 is hanging, described
The rear end face of the front end face of rotor assembly 30 and the main stator component 20 forms first axis gap 9, the rear end cap 50 with
10 phase of shell is fixed, so that the main stator component 20 and rotor assembly 30 are located at the cavity 11 of the rear end cap 50 and shell 10
It is interior；The front cover 60 is fixed on the hub spindle 98, and the mounting portion 13 of the shell 10 of the motor is fixed on the wheel hub 99
On.Mark 96 is the wheel of goods train carriage in Fig. 7.
Referring to Fig. 7 to Fig. 9, the goods train carriage further includes adapter 97；The adapter 97 is fixed on the wheel
On hub 99, the mounting portion 13 of the shell 10 of the motor is fixed on again on the adapter 97, and shell 10 and wheel hub 99 have centainly
Distance, it is relatively good using the fixation of adapter 97.
Bearing-free motor, which is mounted on goods train carriage, to use following mounting means:
One, first main stator component 20 is arranged in the cavity 11 of shell 10, it can be solid using high-intensitive epoxy resin
It is fixed；Secondary stator core 70 is fixed in rear end cap 50.
Two, front cover 60 is fixed on the hub spindle 98 of goods train carriage, can be with there are three installation through-hole 68 on front cover 60
Front cover 60 is fixed on the hub spindle 98 of goods train carriage with screw, then the shaft 40 equipped with axle sleeve 39 is fixed on front cover
On 60, it can be fixed by the way of welding；
Three, the screw 88 of mounting portion 13 for the shell 10 for installing main stator component 20 is then fixed on goods train carriage
Adapter 97 on, and adapter 97 is fixed on the wheel hub 99 of goods train carriage；
Four, it is screwed on axle sleeve 39 after rotor assembly 30 is nested into shaft 40, is then screwed into nut 38 again
Rotor assembly 30 is fixed between axle sleeve 39 and nut 38 again with stop washer 37 after on to the external screw thread of 40 rear end of shaft, is prevented
30 axial float of rotation stop sub-component；
Five, the screw 89 of rear end cap 50 equipped with secondary stator core 70 is fixed on shell 10.
Positioning system, controller and battery etc., the bearing-free electricity of the utility model are generally also equipped on goods train carriage
Owner will make generator use, and when goods train carriage movement, hub spindle 98 thereon drives the shaft 40 of bearing-free motor
Rotation is charged by powering after controller to goods train carriage with battery, so that bearing-free motor rotation power generation even if railway
After boxcar stops, battery can also continue to power to goods train carriage, and being positioned such that system just has the power supply of power supply
, which position staff can inquire goods train carriage at any time.
Preferred embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model；It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model；Therefore, all equivalents and modification done with the utility model claims range,
It should belong to the covering scope of the utility model claims.
Claims (10)
1. a kind of bearing-free motor, it is characterised in that:
The motor does not have bearing, which is disc type electric machine, including shell (10), main stator component (20), rotor assembly
(30), shaft (40), rear end cap (50) and front cover (60)；The shell (10) includes that the cavity (11) of open rearward end, front end are set
There are front end (12) and the mounting portion (13) of the first central through hole (121)；The main stator component (20) includes main stator iron again
Core (21) and the main stator winding being mounted in the stator slot of the main stator iron core (21)；Main stator component (20) setting exists
In the cavity (11) of the shell (10), the front end of the shaft (40) is fixed on the front cover (60), the shaft (40)
Rear end passed through from the first central through hole (121) of the front end (12) of the shell (10) after be fixed with the rotor assembly
(30), the rear end of the shaft (40) is hanging, after the front end face of the rotor assembly (30) and the main stator component (20)
End face forms first axis gap (9), and the rear end cap (50) is mutually fixed with shell (10).
2. bearing-free motor according to claim 1, it is characterised in that:
Main stator iron core (21) material is amorphous iron alloy.
3. bearing-free motor according to claim 1, it is characterised in that:
It further include using pair stator core (70) made of amorphous iron alloy material, which is disc,
Center is equipped with the second central through hole (71)；The pair stator core (70) is fixed in the rear end cap (50), the pair stator
The front end face of iron core (70) and the rear end face of the rotor assembly (30) form the second axial gap (8).
4. according to claim 1 to 3 described in any item bearing-free motors, it is characterised in that:
The rotor assembly (30) further includes axle sleeve (39), nut (38) and stop washer (37)；The rear end of the shaft (40)
Equipped with external screw thread；The axle sleeve (39) is fixed on the shaft (40), and the rotor assembly (30) is inserted in the shaft (40)
Be fixed on the axle sleeve (39) again after upper, the nut (38) be screwed on the external screw thread of the shaft (40) rear end after with it is described
The rotor assembly (30) is fixed between the axle sleeve (39) and the nut (38) by stop washer (37) again.
5. a kind of goods train carriage for being equipped with bearing-free motor；It is characterized by:
Including wheel hub (99), hub spindle (98) and bearing-free motor；The motor does not have bearing, which is disc type electric machine, packet
Include shell (10), main stator component (20), rotor assembly (30), shaft (40), rear end cap (50) and front cover (60)；The shell
It (10) include the cavity (11), front end of open rearward end front end (12) and mounting portion (13) equipped with the first central through hole (121)；
The main stator component (20) is again including main stator iron core (21) and the master being mounted in the stator slot of the main stator iron core (21)
Stator winding；Main stator component (20) setting is in the cavity (11) of the shell (10), the front end of the shaft (40)
It is fixed on the front cover (60), the first center of rear end from the front end (12) of the shell (10) of the shaft (40) is logical
Hole (121) is fixed with the rotor assembly (30) after passing through, and the rear end of the shaft (40) is hanging, the rotor assembly (30)
Front end face and the rear end face of the main stator component (20) form first axis gap (9), the rear end cap (50) and shell
(10) it mutually fixes；The front cover (60) is fixed on the hub spindle (98), the mounting portion (13) of the shell (10) of the motor
It is fixed on the wheel hub (99).
6. the goods train carriage according to claim 5 for being equipped with bearing-free motor, it is characterised in that:
Main stator iron core (21) material is amorphous iron alloy.
7. the goods train carriage according to claim 5 for being equipped with bearing-free motor, it is characterised in that:
It further include using pair stator core (70) made of amorphous iron alloy material, which is disc,
Center is equipped with the second central through hole (71)；The pair stator core (70) is fixed in the rear end cap (50), the pair stator
The front end face of iron core (70) and the rear end face of the rotor assembly (30) form the second axial gap (8).
8. the goods train carriage according to claim 5 for being equipped with bearing-free motor, it is characterised in that:
The rotor assembly (30) further includes axle sleeve (39), nut (38) and stop washer (37)；The rear end of the shaft (40)
Equipped with external screw thread；The axle sleeve (39) is fixed on the shaft (40), and the rotor assembly (30) is inserted in the shaft (40)
Be fixed on the axle sleeve (39) again after upper, the nut (38) be screwed on the external screw thread of the shaft (40) rear end after with it is described
The rotor assembly (30) is fixed between the axle sleeve (39) and the nut (38) by stop washer (37) again.
9. according to described in any item goods train carriages for being equipped with bearing-free motor of claim 5 to 8, feature exists
In:
It further include adapter (97)；The adapter (97) is fixed on the wheel hub (99), the shell (10) of the motor
Mounting portion (13) is fixed on again on the adapter (97).
10. a kind of bearing-free motor, it is characterised in that:
The motor does not have bearing, which is disc type electric machine, including shell (10), main stator component (20), rotor assembly
(30), shaft (40) and rear end cap (50)；The shell (10) includes the cavity (11) of open rearward end, front end equipped with the first center
The front end (12) of through-hole (121) and mounting portion (13)；The main stator component (20) includes main stator iron core (21) and pacifies again
Main stator winding in the stator slot of the main stator iron core (21)；The main stator component (20) is arranged in the shell
(10) in cavity (11), the front end of the shaft (40) is fixed on the front cover (60) of external object, the shaft (40)
Rear end is fixed with the rotor assembly after passing through from the first central through hole (121) of the front end (12) of the shell (10)
(30), the rear end of the shaft (40) is hanging, after the front end face of the rotor assembly (30) and the main stator component (20)
End face forms first axis gap (9), and the rear end cap (50) is mutually fixed with shell (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920087820.7U CN209435038U (en) | 2019-01-20 | 2019-01-20 | Bearing-free motor and the goods train carriage for being equipped with bearing-free motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920087820.7U CN209435038U (en) | 2019-01-20 | 2019-01-20 | Bearing-free motor and the goods train carriage for being equipped with bearing-free motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209435038U true CN209435038U (en) | 2019-09-24 |
Family
ID=67976678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920087820.7U Withdrawn - After Issue CN209435038U (en) | 2019-01-20 | 2019-01-20 | Bearing-free motor and the goods train carriage for being equipped with bearing-free motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209435038U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110545010A (en) * | 2019-01-20 | 2019-12-06 | 深圳市实能高科动力有限公司 | bearingless motor and railway wagon carriage provided with same |
| CN113489236A (en) * | 2021-07-30 | 2021-10-08 | 中车长江运输设备集团有限公司 | Axle end power generation facility, bogie and railway vehicle |
| CN110545010B (en) * | 2019-01-20 | 2024-05-31 | 深圳市实能高科动力有限公司 | Bearingless motor and railway wagon box provided with bearingless motor |
-
2019
- 2019-01-20 CN CN201920087820.7U patent/CN209435038U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110545010A (en) * | 2019-01-20 | 2019-12-06 | 深圳市实能高科动力有限公司 | bearingless motor and railway wagon carriage provided with same |
| CN110545010B (en) * | 2019-01-20 | 2024-05-31 | 深圳市实能高科动力有限公司 | Bearingless motor and railway wagon box provided with bearingless motor |
| CN113489236A (en) * | 2021-07-30 | 2021-10-08 | 中车长江运输设备集团有限公司 | Axle end power generation facility, bogie and railway vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191220 Address after: 518104, Guangdong, Shenzhen province Baoan District manhole street after the Pavilion Village good field industry and trade building B806 Co-patentee after: ZHUZHOU KEMENG VEHICLE PATHS Co.,Ltd. Patentee after: Shenzhen Shineng Gaoke Power Co.,Ltd. Address before: 518104, Guangdong, Shenzhen province Baoan District manhole street after the Pavilion Village good field industry and trade building B806 Patentee before: Shenzhen Shineng Gaoke Power Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190924 Effective date of abandoning: 20240531 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190924 Effective date of abandoning: 20240531 |