CN108322003A - A kind of novel permanent-magnet synchronizing traction motor - Google Patents
A kind of novel permanent-magnet synchronizing traction motor Download PDFInfo
- Publication number
- CN108322003A CN108322003A CN201810092597.5A CN201810092597A CN108322003A CN 108322003 A CN108322003 A CN 108322003A CN 201810092597 A CN201810092597 A CN 201810092597A CN 108322003 A CN108322003 A CN 108322003A
- Authority
- CN
- China
- Prior art keywords
- stator
- rear end
- end cap
- bearing
- center line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/225—Detecting coils
Abstract
The invention discloses a kind of novel permanent-magnet synchronizing traction motors, including stator and the drive end bearing bracket mounted on described stator one end, are equipped with rear end cap away from one end of the stator of described drive end bearing bracket one end, and the inside of the stator is equipped with rotor；Bearing is set on the rotor of described rear end cap one end, and the bearing is located at the inside of the rear end cap；The outer sheath of the bearing is equipped with rotary transformer, and the outer sheath of the rotary transformer is equipped with measure speed gears disk；The lateral wall of the measure speed gears disk is fixed with air intake cover, and the air intake cover is fixed on the lateral wall of the rear end cap.The present invention solves to reduce slippages, reduces the traction energy consumption of subway train, while can provide more free spaces for the design of bogie, wheel-base bogie can be reduced, train min. turning radius is greatly reduced, is conducive to the design of rail traffic station section circuit, reduces line construction cost.
Description
Technical field
The present invention relates to a kind of traction electric machine, specially a kind of novel permanent-magnet synchronizing traction motor belongs to motor application
Technical field.
Background technology
The development of high-speed railway proposes increasingly higher demands to locomotive, and traction electric machine is the core of locomotive,
Therefore to traction electric machine, higher requirements are also raised:Small, light-weight, output power can be exported when locomotive starts
Big detent torque, and can the stepless speed control in very wide velocity interval, to realize the direct torque to locomotive.With electric power
The traction electric machine of the development of electronic technology, locomotive experienced the development course from direct current generator to asynchronous AC motor.And it is novel
The reduction of the exploitation of material and permanent-magnet material cost forever, makes permanent magnet synchronous motor increasingly be valued by people magnetic.Company gathers around
Have the manufacturing, overhaul electricity motor whole production equipments and technology.Complete production, detection, repair system has had been established, it is complete
Full batch production and the overhaul task for having the ability to accept various types motor, breaks trade monopoly, builds market harmony and competes ring
Border, it is common to push industry technology development.
Current traction electric machine there are many deficiencies place, such as traditional traction electric machine come slippages height, subway train
The big while traditional traction electric machine of traction energy consumption wheel-base bogie it is big, be unfavorable for the design of rail traffic station section circuit, increase
Add line construction cost, therefore, proposes a kind of novel permanent-magnet synchronizing traction motor regarding to the issue above.
Invention content
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of novel permanent-magnet synchronizing traction motor.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of novel permanent-magnet synchronizing traction motor, including
Stator and drive end bearing bracket mounted on described stator one end, after one end of the stator of described drive end bearing bracket one end is equipped with
End cap, and the inside of the stator is equipped with rotor；Bearing, and institute are set on the rotor of described rear end cap one end
State the inside that bearing is located at the rear end cap；The outer sheath of the bearing is equipped with rotary transformer, and the rotary transformer
Outer sheath is equipped with measure speed gears disk；The lateral wall of the measure speed gears disk is fixed with air intake cover, and the air intake cover is fixed on institute
State the lateral wall of rear end cap.
Preferably, the lateral wall of the drive end bearing bracket and the stator is bolted.
Preferably, the bearing is fixed at the axle center of the rear end cap, and the shaft set of the rotor center is in institute
It states on bearing.
Preferably, the center line of the drive end bearing bracket, the center line of the stator, the center line of the rotor, the rear end
The center line of lid, the center line of the bearing, the center line of the rotary transformer, the center line of the measure speed gears disk, institute
The center line for stating air intake cover is located on the same line.
Preferably, the installation entirety length of the drive end bearing bracket, stator and rear end cap is respectively：683.95mm、
365.6mm、570mm。
Preferably, the narrow side size of the stator is 360mm, and the broadside size of the stator is 420mm；The stator
Internal diameter be 230mm, and the gas length of the stator be 1.2mm.
Preferably, the rotor diameter is 227.6mm, and shaft diameter is 94mm, and the lamination on the outside of shaft is long
Degree is 270mm.
The beneficial effects of the invention are as follows：The present invention solves to reduce slippages, reduces the traction energy consumption of subway train, simultaneously
More free spaces can be provided for the design of bogie, wheel-base bogie can be reduced, train minimum turning half is greatly reduced
Diameter is conducive to the design of rail traffic station section circuit, reduces line construction cost, there is good economic benefit and social benefit,
It is suitble to promote the use of.
Description of the drawings
Fig. 1 is internal structure schematic diagram of the present invention.
In figure：1, drive end bearing bracket, 2, stator, 3, rotor, 4, rear end cap, 5, bearing, 6, rotary transformer, 7, measure speed gears
Disk, 8, air intake cover.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Refering to Figure 1, a kind of novel permanent-magnet synchronizing traction motor, including stator 2 and it is mounted on the stator 2
The drive end bearing bracket 1 of one end is equipped with rear end cap 4 away from one end of the stator 2 of 1 one end of the drive end bearing bracket, and the stator 2
Inside is equipped with rotor 3；Bearing 5 is set on the rotor 3 of 4 one end of the rear end cap, and the bearing 5 is located at institute
State the inside of rear end cap 4；The outer sheath of the bearing 5 is equipped with rotary transformer 6, and the outside suit of the rotary transformer 6
There is measure speed gears disk 7；The lateral wall of the measure speed gears disk 7 is fixed with air intake cover 8, and the air intake cover 8 be fixed on it is described after
The lateral wall of end cap 4.
As a kind of technical optimization scheme of the present invention, the drive end bearing bracket 1 and the lateral wall of the stator 2 are solid by bolt
It is fixed.
As a kind of technical optimization scheme of the present invention, the bearing 5 is fixed at the axle center of the rear end cap 4, and institute
The shaft set at 3 center of rotor is stated on the bearing 5.
As a kind of technical optimization scheme of the present invention, the center line of the drive end bearing bracket 1, the center line of the stator 2, institute
State the center of the center line of rotor 3, the center line of the rear end cap 4, the center line of the bearing 5, the rotary transformer 6
Line, the center line of the measure speed gears disk 7, the air intake cover 8 center line be located on the same line.
As a kind of technical optimization scheme of the present invention, the installation of the drive end bearing bracket 1, stator 2 and rear end cap 4 is integrally long,
Width, height are respectively：683.95mm、365.6mm、570mm.
As a kind of technical optimization scheme of the present invention, the narrow side size of the stator 2 is 360mm, and the stator 2
Broadside size is 420mm；The internal diameter of the stator 2 is 230mm, and the gas length of the stator 2 is 1.2mm.
As a kind of technical optimization scheme of the present invention, 3 outer diameter of the rotor is 227.6mm, and shaft diameter is 94mm,
And the lamination length on the outside of shaft is 270mm.
In the use of the present invention, Thee-phase alternating current permanent-magnetic sync pulling motor is suitable for rail traffic traction and damped condition,
Must be able to continuous service under Thee-phase alternating current permanent-magnetic sync pulling motor braking operating mode, must be able to continuous operation in damped condition and
Any electricapparatus failure does not occur.Within the Thee-phase alternating current permanent-magnetic sync pulling motor service life time, the event of coil windings year
2.437 hours (being calculated by 8766 hours usage times within 1 year) must not be higher than or because coil windings failure causes by hindering the mute time
Locomotive is unable to run time and must not exceed every year 1.218 hours.Coil windings design service life is 30 years (including storage times
And usage time)；Component that is to be removed or replacing does not allow to realize carry out zero by removing the approach of other parts
The dismounting or replacement of component.Thee-phase alternating current permanent-magnetic sync pulling motor, will not be to the safety of the person during normal use
It causes damages, traffic safety will not be interfered or influenced on the normal work of other systems.Material selected by motor is not
It can cause damages to the person.Rated voltage of the present invention：510V；Rated current：163A；Rated power：120kw；Rated frequency：
71Hz；Rated speed：2089r/min；Maximum (top) speed：4032r/min；Power factor：0.93；Efficiency：＞ 93%；Protection etc.
Grade：IP54；Nominal torque：590Nm；Peak torque：1270Nm；Duty：S1；The class of insulation：200；Series：4 grades；Slot number：
42 slots；Motor key dimension：683.95*365.6*570.Stator outer diameter：360*420；Diameter of stator bore：Φ230mm；Air gap is long
Degree：1.2mm；Rotor diameter：Φ227.6mm；Shaft diameter：94mm；Lamination length：270mm；Every Thee-phase alternating current permanent-magnetic synchronizes
Traction electric machine gross weight is no more than 382kg.This motor is met the actual needs.For reducing the traction energy of subway train
Consumption, while more free spaces can be provided for the design of bogie, wheel-base bogie can be reduced, train minimum is greatly reduced
Turning radius is conducive to the design of rail traffic station section circuit, reduces line construction cost and proposes effective solution.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of novel permanent-magnet synchronizing traction motor, including stator (2) and the drive end bearing bracket mounted on the stator (2) one end
(1), it is characterised in that：Rear end cap (4) is installed away from one end of the stator (2) of the drive end bearing bracket (1) one end, and described
The inside of stator (2) is equipped with rotor (3)；It is set with bearing (5) on the rotor (3) of the rear end cap (4) one end,
And the bearing (5) is located at the inside of the rear end cap (4)；The outer sheath of the bearing (5) is equipped with rotary transformer (6), and
The outer sheath of the rotary transformer (6) is equipped with measure speed gears disk (7)；The lateral wall of the measure speed gears disk (7) be fixed with into
Fan housing (8), and the air intake cover (8) is fixed on the lateral wall of the rear end cap (4).
2. a kind of novel permanent-magnet synchronizing traction motor according to claim 1, it is characterised in that：The drive end bearing bracket (1)
It is bolted with the lateral wall of the stator (2).
3. a kind of novel permanent-magnet synchronizing traction motor according to claim 1, it is characterised in that：The bearing (5) is solid
At the axle center of the rear end cap (4), and the shaft set at the rotor (3) center is on the bearing (5).
4. a kind of novel permanent-magnet synchronizing traction motor according to claim 1, it is characterised in that：The drive end bearing bracket (1)
Center line, the center line of the stator (2), the center line of the rotor (3), the rear end cap (4) center line, the axis
Hold center line, the center line of the rotary transformer (6), the center line of the measure speed gears disk (7), the air intake cover of (5)
(8) center line is located on the same line.
5. a kind of novel permanent-magnet synchronizing traction motor according to claim 1, it is characterised in that：The drive end bearing bracket (1),
The installation entirety length of stator (2) and rear end cap (4) is respectively：683.95mm、365.6mm、570mm.
6. a kind of novel permanent-magnet synchronizing traction motor according to claim 5, it is characterised in that：The stator (2)
Narrow side size is 360mm, and the broadside size of the stator (2) is 420mm；The internal diameter of the stator (2) is 230mm, and institute
The gas length for stating stator (2) is 1.2mm.
7. a kind of novel permanent-magnet synchronizing traction motor according to claim 1, it is characterised in that：The rotor (3) is outside
Diameter is 227.6mm, and shaft diameter is 94mm, and the lamination length on the outside of shaft is 270mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810092597.5A CN108322003A (en) | 2018-01-31 | 2018-01-31 | A kind of novel permanent-magnet synchronizing traction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810092597.5A CN108322003A (en) | 2018-01-31 | 2018-01-31 | A kind of novel permanent-magnet synchronizing traction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108322003A true CN108322003A (en) | 2018-07-24 |
Family
ID=62888547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810092597.5A Pending CN108322003A (en) | 2018-01-31 | 2018-01-31 | A kind of novel permanent-magnet synchronizing traction motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108322003A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020125005A1 (en) * | 2018-12-20 | 2020-06-25 | 中车大连电力牵引研发中心有限公司 | Railway train traction permanent magnet synchronous motor rotor position detection device and railway train |
| WO2020114527A3 (en) * | 2019-11-27 | 2020-10-15 | 赛卓电子科技（上海）有限公司 | External rotor direct drive motor provided with position encoder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201063506Y (en) * | 2007-07-25 | 2008-05-21 | 湘潭电机股份有限公司 | Permanent-magnet synchronous pulling motor |
| CN104810983A (en) * | 2015-05-19 | 2015-07-29 | 永济新时速电机电器有限责任公司 | High-power traction motor of high speed motor train unit |
| CN106253556A (en) * | 2016-08-13 | 2016-12-21 | 中车永济电机有限公司 | A kind of subway permanent magnet traction motor |
| CN206490561U (en) * | 2017-02-28 | 2017-09-12 | 大连日牵电机有限公司 | Pure electric drive ore deposit truck bi-motor integration-in-one permanent-magnet synchronizing traction motor |
| CN107492978A (en) * | 2017-10-20 | 2017-12-19 | 中车永济电机有限公司 | Light rail, electric driving machinery of subway |
-
2018
- 2018-01-31 CN CN201810092597.5A patent/CN108322003A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201063506Y (en) * | 2007-07-25 | 2008-05-21 | 湘潭电机股份有限公司 | Permanent-magnet synchronous pulling motor |
| CN104810983A (en) * | 2015-05-19 | 2015-07-29 | 永济新时速电机电器有限责任公司 | High-power traction motor of high speed motor train unit |
| CN106253556A (en) * | 2016-08-13 | 2016-12-21 | 中车永济电机有限公司 | A kind of subway permanent magnet traction motor |
| CN206490561U (en) * | 2017-02-28 | 2017-09-12 | 大连日牵电机有限公司 | Pure electric drive ore deposit truck bi-motor integration-in-one permanent-magnet synchronizing traction motor |
| CN107492978A (en) * | 2017-10-20 | 2017-12-19 | 中车永济电机有限公司 | Light rail, electric driving machinery of subway |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020125005A1 (en) * | 2018-12-20 | 2020-06-25 | 中车大连电力牵引研发中心有限公司 | Railway train traction permanent magnet synchronous motor rotor position detection device and railway train |
| CN111431443A (en) * | 2018-12-20 | 2020-07-17 | 中车大连电力牵引研发中心有限公司 | Rail train traction permanent magnet synchronous motor rotor position detection device and rail train |
| WO2020114527A3 (en) * | 2019-11-27 | 2020-10-15 | 赛卓电子科技（上海）有限公司 | External rotor direct drive motor provided with position encoder |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180724 |
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| RJ01 | Rejection of invention patent application after publication |