CN104967249B - Traction electric machine transport protection device and traction electric machine transport protection method - Google Patents
Traction electric machine transport protection device and traction electric machine transport protection method Download PDFInfo
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- CN104967249B CN104967249B CN201510427855.7A CN201510427855A CN104967249B CN 104967249 B CN104967249 B CN 104967249B CN 201510427855 A CN201510427855 A CN 201510427855A CN 104967249 B CN104967249 B CN 104967249B
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Abstract
Traction electric machine transport protection device, it is characterized in that including upper Kazakhstan arc component and lower Kazakhstan arc component, described upper Kazakhstan arc component and the lower outer surface breathed out arc component and be fitted in motor coupler, described upper Kazakhstan arc component is detachably arranged on electric motor end cap, and described lower Kazakhstan arc component is docked to encircle motor coupler and is clamped between upper conjunction arc component and lower Kazakhstan arc component by connecting bolt with upper Kazakhstan arc component.The traction electric machine transport protection device of the present invention, the traction electric machine filled on the rail vehicle is effectively protected during the transport of track vehicle release, reduces damage of the transmission end bearing in transportation, ensures the normal operation of motor.The present invention also provides traction electric machine transport protection method.
Description
Technical field
The present invention relates to traction electric machine transport protection device, to the motor of installation on the rail vehicle in track vehicles drive
To effectively being protected during using ground.The invention further relates to traction electric machine transport protection method.
Background technology
In rail vehicle assembling, traction electric machine rotating shaft will draw electricity by the driven axis connection on shaft coupling and bogie
Machine is installed on the rail vehicle.The each several part of rail vehicle is completed rear, it is necessary to which rail vehicle is transported into it from locomotive works
Using ground, during transport, easily cause traction electric machine driving end damage of the bearing, it is necessary in railcar because road jolts
The transport protection measure of traction electric machine is carried out before dispatching from the factory.
Traction electric machine mainly includes the parts such as rotor, Stator and electrical machine end cap, wherein rotor by rotating shaft, rotor core and
Rotor windings are formed, and driving end bearing inner race interference is enclosed in rotating shaft, and the outer ring for being driven end bearing is fitted in motor driving end end
In lid bearing chamber, motor transmission end cap is bolted on stator, and rotating shaft is driven in end cap from motor stretches out.Rotating shaft is stretched out
End is arranged on bogie by shaft coupling.The process being transported to after locomotive works using ground is completed in rail vehicle
In, motor is in the state jolted of concussion, and bearing has an assembling clearance, and the stator and rotor in motor jolt process in motor
In asynchronous vibration occurs, cause stator and the relative radial-play of rotor, extruding and impact transmission end bearing, be driven
Impression is extruded on the inside and outside circle of end bearing, causes driving end damage of the bearing, influences the normal operation of motor.Rail vehicle reaches
Use the transmission end bearing usually needed behind ground on replacing traction electric machine.
Install protector additional on traction electric machine, avoid or reduce the stator and rotor of motor in rail vehicle transport process
Asynchronous vibration, reduce the relatively radially play of stator and rotor, make stator and rotor synchronous vibration, reduce stator and rotor
Impact and extruding to being driven end bearing, it is the effective ways of protection transmission end bearing.
The content of the invention
The traction electric machine transport protection device of the present invention, to the traction electric machine of dress on the rail vehicle in track vehicle release
Effectively protected during transport, reduce damage of the transmission end bearing in transportation, ensure the normal operation of motor.This
Invention also provides traction electric machine transport protection method.
It is to reach above-mentioned purpose the technical solution adopted by the present invention：Traction electric machine transport protection device, it is characterised in that
Including upper Kazakhstan arc component and lower Kazakhstan arc component, described upper Kazakhstan arc component and lower arc component of breathing out are fitted in the outer of motor coupler
Surface, described upper Kazakhstan arc component are detachably arranged on electric motor end cap, described lower Kazakhstan arc component by connecting bolt with
Motor coupler is encircled in upper Kazakhstan arc component docking to be clamped between upper conjunction arc component and lower Kazakhstan arc component.
Further, described upper Kazakhstan arc component includes the internal diameter upper half arc section equal with motor coupler external diameter and right
Claim to be arranged on the mounting rods of upper half arc section left and right ends, mounting rod be radially arranged along upper half arc section, described installation
The end of bar is provided with screw thread installation through-hole, and described screw thread installation through-hole is corresponding with the fabrication hole on electric motor end cap excircle,
It is bolted screw thread installation through-hole and fabrication hole upper Kazakhstan arc component is fixed on electric motor end cap.
Further, described lower Kazakhstan arc component includes the lower half arc section connect relative with upper half arc section and is symmetrical arranged
Connecting rod in lower half arc section left and right ends, described connecting rod is parallel with mounting rod, and the end of described connecting rod is provided with
Through hole is connected, described mounting rod is provided with the corresponding through hole with being connected through hole, described company with the position of through hole vertical alignment
Upper Kazakhstan arc component and lower Kazakhstan arc component are docked encircle on motor coupler up and down by connecting bolt through connection through hole and through hole.
Further, described upper half arc section and lower half arc section inner surface are respectively provided with supple buffer layer, and described is soft
Property cushion is close to motor coupler outer surface.
Further, there is the puller bolt being disposed radially, rotation on described upper half arc section or lower half arc section
The tight described puller bolt from the top down or from bottom to top motor coupler described in pushing tow.
Further, described puller bolt is arranged on lower half arc section, described puller bolt hold out against termination with
The supple buffer layer contact of lower half arc section inner surface, screw puller bolt extruding supple buffer layer and from bottom to top pushing tow electricity
Machine shaft coupling.
Further, the quantity of described puller bolt is for two or more and circumferential along described lower half arc section
It is spaced apart.
Traction electric machine transport protection method is as follows using above-described traction electric machine transport protection device, step：
（One）According to motor coupler outside dimension in traction electric machine, process and breathe out arc component and lower Kazakhstan arc component, make
Upper Kazakhstan arc component and lower Kazakhstan arc component docking can surround motor coupler；
（Two）Upper Kazakhstan arc component is closed in the outer surface of motor coupler, and by upper Kazakhstan arc component disassembling mounted in electricity
Generator terminal covers；
（Three）By lower Kazakhstan arc component joint in the outer surface of motor coupler, by connecting bolt by lower Kazakhstan arc component with it is upper
The docking of arc component is breathed out, motor coupler, which is encircled, to be clamped between upper Kazakhstan arc component and lower Kazakhstan arc component.
Further, step（Two）Described in refer to " by upper Kazakhstan arc component disassembling on the electric motor end cap " by
It is upper breathe out arc component in installation boom end installation screwed hole and electric motor end cap excircle on fabrication hole be bolted by
Upper Kazakhstan arc component is arranged on electric motor end cap.
Further, step（Three）Specific step, which is gathered, is：
（31）By lower Kazakhstan component joint in the outer surface of motor coupler, lower half arc section is set to be docked with upper half arc section
Surround motor coupler；
（Three or two）Lower Kazakhstan arc component is connected by connecting bolt through through hole and connection through hole with upper Kazakhstan arc component, flexible buffer
Layer is attached on the outer surface of motor coupler；
（Three or three）Screw on lower half arc section puller bolt extruding lower half arc section inner surface supple buffer layer and to
Upper pushing tow motor coupler, electric shaft coupling are clamped between two supple buffer layers.
Upper Kazakhstan arc component and lower Kazakhstan arc component in the traction electric machine transport protection device of the present invention are docked motor shaft coupling
Device encircles clamping, and the traction electric machine transport of motor coupler and the present invention that will be with rotor, affixed with the rotating shaft in rotor is prevented
Protection unit is fixedly connected, furthermore upper Kazakhstan arc component is removably installed on electric motor end cap, and traction electric machine that will be of the invention transports
Protector and it is fixedly connected with the stator that electric motor end cap is fixed, the traction electric machine transport protection of rotor and stator with the present invention
Device is fixedly connected, and when traction electric machine is in the state that concussion is jolted, the traction electric machine transport of rotor, stator and the present invention is anti-
Protection unit synchronous vibration, the relatively radially play between rotor and stator significantly weaken, to the driving end axle being sleeved in rotating shaft
The impact and extruding held greatly reduce, and are effectively protected transmission end bearing, and reality is to filling traction electricity on the rail vehicle
Effective protection of the machine during the transport of track vehicle release, reduce damage of the transmission end bearing during transport, ensure electricity
The normal operation of machine.
Using the traction electric machine transport protection method of the present invention, it is in reality in the state of concussion is jolted in traction electric machine and leads
Draw the synchronous vibration of rotor and stator in electromechanics, reduce the impact and extruding of stator and rotor to transmission end bearing, biography can be reduced
Damage of the moved end bearing during transport, to filling traction electric machine on the rail vehicle during the transport of track vehicle release
Effectively protected.
Brief description of the drawings
Structural representation of Fig. 1 motor couplers in the rotating shaft for stretching out electric motor end cap.
The traction electric machine transport protection device of Fig. 2 present invention is arranged on the stereochemical structure on electric motor end cap and motor coupler
Schematic diagram.
Fig. 3 is that the traction electric machine transport protection device of the present invention is arranged on the planar junction on electric motor end cap and motor coupler
Structure schematic diagram.
Fig. 4 is the structural representation of upper Kazakhstan arc component.
Fig. 5 is the structural representation of lower Kazakhstan arc component.
Embodiment
Structural representation for motor coupler in the prior art in the rotating shaft for stretching out electric motor end cap as shown in Figure 1,
The embodiment of the traction electric machine transport protection device of the present invention is described in detail with reference to Fig. 2 to Fig. 5.
As illustrated, traction electric machine transport protection device, including upper Kazakhstan arc component 1 and lower Kazakhstan arc component 2, described upper Kazakhstan
Arc component 1 includes the internal diameter upper half arc section 11 equal with the external diameter of motor coupler 3 and is symmetricly set on the left side of upper half arc section 11
The mounting rod 12 at right both ends, mounting rod 12 be radially arranged along upper half arc section 11, the end of described mounting rod 12 is provided with
Screw thread installation through-hole 13, described screw thread installation through-hole 13 is corresponding with the fabrication hole 41 on the excircle of electric motor end cap 4, passes through spiral shell
Upper Kazakhstan arc component 1 is fixed on electric motor end cap 3 by bolt connection screw thread installation through-hole 13 and fabrication hole 41.With on electric motor end cap 4
Existing fabrication hole 41 is attached with screw thread installation through-hole 13, and the assembly and disassembly efficiency of arc component 1 is breathed out in raising.Described lower Kazakhstan arc
Component 2 includes the relative lower half arc section 21 connect with upper half arc section 11 and is symmetricly set on the left and right ends of lower half arc section 21
Connecting rod 22, described connecting rod 22 is parallel with mounting rod 12, and the end of described connecting rod 22 is provided with connection through hole 23, described
Mounting rod 12 be provided with the corresponding through hole 14 with being connected through hole 23, described connecting bolt with the position of the vertical alignment of through hole 23
Upper Kazakhstan arc component 1 and lower Kazakhstan arc component are docked and encircled on motor coupler 3 through connection through hole 23 and through hole 14 by 5 about 2.
Described upper half arc section 11 and the inner surface of lower half arc section 21 is respectively provided with supple buffer layer 11-21, and described is soft
Property cushion 11-21 be close to the outer surface of motor coupler 3, play a part of reducing motor coupler 3 and vibrate, reduce rotor and
Relatively radially play between stator.
There are two puller bolts 6 being disposed radially on described lower half arc section 21, two puller bolts 6 are along institute
The 21 circumferentially-spaced distribution of lower half arc section stated, the flexible buffer for holding out against termination and lower half arc section inner surface of puller bolt 6
Layer 11-21 contacts, screw puller bolt 6 and extrude supple buffer layer 11-21 and from bottom to top pushing tow motor coupler 3, further
Clamping motor shaft coupling 3, reduce motor shaft coupling 3 relative to upper Kazakhstan arc component 1 and the lower vibration breathed out between arc component 2, so as to subtract
Relatively radially play between lesser trochanter and stator.
Upper Kazakhstan arc component 1 and lower Kazakhstan arc component 2 pass through connecting bolt 5 in above-described traction electric machine transport protection device
The ring of motor coupler 3 is encircled clamping by docking, i.e., by rotor, the motor coupler 3 solid with the rotating shaft in rotor and above-mentioned leads
Draw protective device for transporting electrical machine three to be fixedly connected, furthermore, upper Kazakhstan arc component 1 is mounted in the excircle of electric motor end cap 4 by bolt
Fabrication hole 41 in, i.e., by above-mentioned traction electric machine transport protection device and with electric motor end cap fix stator be fixedly connected, when
When traction electric machine is in the state that concussion is jolted, rotor, stator and above-mentioned traction electric machine transport protection device can be real synchronous
Vibration, the relative play of rotor and stator significantly weakened to play, to the impact of transmission end bearing that is sleeved in rotating shaft and crowded
Pressure greatly reduces, and is effectively protected transmission end bearing, and reality is to filling traction electric machine on the rail vehicle in rail vehicle
The effective protection dispatched from the factory during transporting, reduce damage of the transmission end bearing during transport, ensure the normal operation of motor.
Traction electric machine transport protection method is as follows using above-described traction electric machine transport protection device, step：
（One）According to the outside dimension of motor coupler in traction electric machine 3, process and breathe out arc component 1 and lower Kazakhstan arc component 2,
Kazakhstan arc component 1 and the lower docking of Kazakhstan arc component 2 is set to surround motor coupler 3；
（Two）Upper Kazakhstan arc component 1 is fitted in the outer surface of motor coupler 3, and by the mounting rod in upper Kazakhstan arc component 1
The installation screwed hole 13 of 12 ends is bolted with the fabrication hole 41 on the excircle of electric motor end cap 4 pacifies upper Kazakhstan arc component 1
On electric motor end cap 4；
（Three）Lower Kazakhstan component 2 is fitted in the outer surface of motor coupler 3, makes lower half arc section 21 and upper half arc section 1
Docking surrounds motor coupler 3；Lower Kazakhstan arc component 2 is breathed out arc group by connecting bolt 5 through through hole 14 and connection through hole 23 with upper
Part 1 is connected, and supple buffer layer 11-21 is attached on the outer surface of motor coupler 3；Screw the puller bolt on lower half arc section 21
The supple buffer layer 11-21 of the inner surface of 6 extruding lower half arc section 21 and upward pushing tow motor coupler 3, electric shaft coupling 3 is clamped
Between two supple buffer layer 11-21.
Using above-described traction electric machine transport protection method, it is in the state of concussion is jolted real in traction electric machine
The synchronous vibration of electromechanical transfer and stator is drawn, reduces the impact and extruding of stator and rotor to transmission end bearing, can reduce
Damage of the end bearing during transport is driven, to filling traction electricity on the rail vehicle during the transport of track vehicle release
Machine is effectively protected.
Completely description is carried out to the technical scheme of embodiments of the invention, it is necessary to which explanation is described above in association with accompanying drawing
Embodiment be only the present invention part of the embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art exist
The every other embodiment obtained on the premise of not making creative work, belongs to the scope of protection of the invention.
Claims (7)
1. traction electric machine transport protection device, it is characterised in that including upper Kazakhstan arc component（1）With lower Kazakhstan arc component（2）, it is described
Upper Kazakhstan arc component（1）With lower Kazakhstan arc component（2）It is fitted in motor coupler（3）Outer surface, described upper Kazakhstan arc component（1）
It is detachably arranged in electric motor end cap（4）On, described lower Kazakhstan arc component（2）Pass through connecting bolt（5）With upper Kazakhstan arc component（1）
Dock motor coupler（3）Encircle to be clamped in and close arc component（1）With lower Kazakhstan arc component（2）Between；
Described upper Kazakhstan arc component（1）Including internal diameter and motor coupler（3）The equal upper half arc section of external diameter（11）With it is symmetrical
It is arranged on upper half arc section（11）The mounting rod of left and right ends（12）, described mounting rod（12）Along upper half arc section（11）Radially
Set, described mounting rod（12）End be provided with screw thread installation through-hole（13）, described screw thread installation through-hole（13）With motor
End cap（4）Fabrication hole on excircle（41）It is corresponding, it is bolted screw thread installation through-hole（13）And fabrication hole（41）Will
Upper Kazakhstan arc component（1）It is fixed on electric motor end cap（4）On；
Described lower Kazakhstan arc component（2）Including with upper half arc section（11）The relative lower half arc section connect（21）Be symmetricly set on
Lower half arc section（21）The connecting rod of left and right ends（22）, described connecting rod（22）With mounting rod（12）Parallel, described company
Extension bar（22）End be provided with connection through hole（23）, described mounting rod（12）With being connected through hole（23）Open at the position of vertical alignment
Have with being connected through hole（23）Corresponding through hole（14）, described connecting bolt（5）Through connection through hole（23）And through hole（14）
By upper Kazakhstan arc component（1）With lower Kazakhstan arc component（2）Docking is encircled in motor coupler up and down（3）On；
In described lower half arc section（21）It is upper that there is the puller bolt being disposed radially（6）, screw described puller bolt（6）
Motor coupler described in pushing tow from bottom to top（3）.
2. traction electric machine transport protection device according to claim 1, it is characterised in that described upper half arc section（11）
With lower half arc section（21）Inner surface is respectively provided with supple buffer layer（11-21）, described supple buffer layer（11-21）It is close to electricity
Machine shaft coupling（3）Outer surface.
3. traction electric machine transport protection device according to claim 2, it is characterised in that described puller bolt（6）Set
In lower half arc section（21）On, described puller bolt（6）The supple buffer layer for holding out against termination and lower half arc section inner surface
（11-21）Contact, screws puller bolt（6）Extrude supple buffer layer（11-21）And pushing tow motor coupler from bottom to top（3）.
4. traction electric machine transport protection device according to claim 3, it is characterised in that described puller bolt（6）Number
Measure as two or more and along described lower half arc section（21）Circumferentially-spaced distribution.
5. traction electric machine transport protection method, it is characterised in that transported using the traction electric machine described in claim 1 to claim 4
Defeated protector, step are as follows：
（One）According to motor coupler in traction electric machine（3）Outside dimension, process and breathe out arc component（1）With lower Kazakhstan arc component
（2）, make to breathe out arc component（1）With lower Kazakhstan arc component（2）Docking can surround motor coupler（3）；
（Two）By upper Kazakhstan arc component（1）It is fitted in motor coupler（3）Outer surface, and by it is upper Kazakhstan arc component（1）Disassembling
Be mounted in electric motor end cap（4）On；
（Three）By lower Kazakhstan arc component（2）It is fitted in motor coupler（3）Outer surface, pass through connecting bolt（5）By lower Kazakhstan arc group
Part（2）With upper Kazakhstan arc component（1）Docking, motor coupler（3）Encircled and be clamped in upper Kazakhstan arc component（1）With lower Kazakhstan arc component
（2）Between.
6. traction electric machine transport protection method according to claim 5, it is characterised in that step（Two）Described in " will be upper
Breathe out arc component（1）Disassembling is mounted in electric motor end cap（4）On " refer to upper Kazakhstan arc component（1）In mounting rod（12）End
Installation screwed hole（13）With electric motor end cap（4）Fabrication hole on excircle（41）It is bolted upper Kazakhstan arc component（1）
Installed in electric motor end cap（4）On.
7. traction electric machine transport protection method according to claim 6, it is characterised in that step（Three）Specific step, which is gathered, is：
（31）By lower Kazakhstan component（2）It is fitted in motor coupler（3）Outer surface, make lower half arc section（21）With upper half circular arc
Section（11）Docking surrounds motor coupler（3）；
（Three or two）Connecting bolt（5）Through through hole（14）With connection through hole（23）By lower Kazakhstan arc component（2）With upper Kazakhstan arc component（1）
Connection, supple buffer layer（11-21）It is attached to motor coupler（3）Outer surface on；
（Three or three）Screw lower half arc section（21）On puller bolt（6）Extrude lower half arc section（21）The flexible buffer of inner surface
Layer（11-21）And upward pushing tow motor coupler（3）, electric shaft coupling（3）It is clamped at two supple buffer layers（11-21）It
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510427855.7A CN104967249B (en) | 2015-07-21 | 2015-07-21 | Traction electric machine transport protection device and traction electric machine transport protection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510427855.7A CN104967249B (en) | 2015-07-21 | 2015-07-21 | Traction electric machine transport protection device and traction electric machine transport protection method |
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| Publication Number | Publication Date |
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| CN104967249A CN104967249A (en) | 2015-10-07 |
| CN104967249B true CN104967249B (en) | 2017-12-01 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108689016A (en) * | 2018-04-24 | 2018-10-23 | 南京海传燕兰轨道交通科技有限公司 | A kind of high protection traction electric machine pallet |
| CN108689015A (en) * | 2018-04-24 | 2018-10-23 | 南京海传燕兰轨道交通科技有限公司 | A kind of traction electric machine pallet with locked rotor protection |
| CN111520411B (en) * | 2020-04-28 | 2022-06-07 | 西安中车永电捷力风能有限公司 | Bearing protection tool for motor transportation |
| CN111509896B (en) * | 2020-06-05 | 2021-09-07 | 中车株洲电机有限公司 | Traction motor transportation locking device |
| DE102020124151A1 (en) * | 2020-09-16 | 2022-03-17 | Schaeffler Technologies AG & Co. KG | Electrical machine and method for manufacturing and assembling an electrical machine |
| CN112713726B (en) * | 2020-12-25 | 2022-11-29 | 中车永济电机有限公司 | Traction motor bearing transportation protection tool with shaft extension |
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| CN102616490A (en) * | 2012-03-29 | 2012-08-01 | 国电联合动力技术(宜兴)有限公司 | Motor transport protective device capable of preventing radial shift |
| CN204013140U (en) * | 2014-07-08 | 2014-12-10 | 东方电气集团东方电机有限公司 | A kind of bracing or strutting arrangement for motor bearings protection |
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| CN201942168U (en) * | 2010-12-13 | 2011-08-24 | 上海邦浦实业集团有限公司 | Fixing device used for transport of electric motor |
| JP5855596B2 (en) * | 2013-04-08 | 2016-02-09 | 東芝三菱電機産業システム株式会社 | Electric motor and its transportation method |
| CN103359413B (en) * | 2013-07-31 | 2015-04-08 | 东方电气（乐山）新能源设备有限公司 | Novel transporting and fixing device for doubly-fed wind generator |
| CN204733024U (en) * | 2015-07-21 | 2015-10-28 | 南车株洲电机有限公司 | Traction electric machine transport protection device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616490A (en) * | 2012-03-29 | 2012-08-01 | 国电联合动力技术(宜兴)有限公司 | Motor transport protective device capable of preventing radial shift |
| CN204013140U (en) * | 2014-07-08 | 2014-12-10 | 东方电气集团东方电机有限公司 | A kind of bracing or strutting arrangement for motor bearings protection |
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