CN103166401A - Traction motor used for motor wheel dumper - Google Patents
Traction motor used for motor wheel dumper Download PDFInfo
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- CN103166401A CN103166401A CN2013100668583A CN201310066858A CN103166401A CN 103166401 A CN103166401 A CN 103166401A CN 2013100668583 A CN2013100668583 A CN 2013100668583A CN 201310066858 A CN201310066858 A CN 201310066858A CN 103166401 A CN103166401 A CN 103166401A
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- 238000004804 winding Methods 0.000 claims abstract description 24
- 238000012360 testing method Methods 0.000 claims abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000007598 dipping method Methods 0.000 abstract description 3
- 230000007704 transition Effects 0.000 abstract description 3
- 239000003973 paint Substances 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000004922 lacquer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention relates to a traction motor used for a motor wheel dumper. A stator core and a cage-type machine base are installed in a hot sleeved mode. A stator winding is embedded into the stator core. A line outlet unit of the stator winding is in welded connection with the stator winding to form a stator component. The stator component and a hub are installed in an inserted mode. An inner end cover of a non-driving end, an outer ring of a ball bearing and an outer end cover of the non-driving end are fastened on the hub through bolts. An end cover of a driving end is pre-installed with a bearing component and a rotor component into a whole. An inner ring of the ball bearing and a copper protective sleeve are installed on a rotating shaft in a hot sleeved mode. The rotor component is installed and sleeved in the stator component and the hub in a vertical mode. A speed testing unit and the end cover of the driving end are fastened with the bearing component through bolts. According to the traction motor, a direct current traction motor is replaced by an alternating-current variable frequency asynchronous motor, an electrical brush and a sliding ring are replaced by electronic commutation, the service life of the motor is prolonged, and maintenance cost is reduced. The stator winding is in a double-three-phrase line outlet mode, each three-phrase winding is independently controlled by one inverter unit, and redundancy of the motor is enabled to be better. The cage-type machine base serves as a transition machine base of the hub, and overlying, line embedding and paint dipping of the stator core are simplified.
Description
Technical field
The present invention relates to large-scale mine electric power wheel self-discharging vehicle field, particularly a kind of electric power wheel self-discharging vehicle traction motor.
Background technology
Electric power wheel self-discharging vehicle is the large-scale haulage vehicle of non-highway that is used for ton glory-hole or large hydraulic engineering that integrates engine, generator, motor, hydraulic system, electric-control system, and every dumper is driven by two Electric Motor Wheel assemblies.Electric Motor Wheel is a hub unit that motor, drive system and brake are combined together, is the drive system of electric power wheel self-discharging vehicle.The kind of drive of domestic present heavy type mining electric power wheel self-discharging vehicle mainly adopts DC Transmission, drive generator by diesel engine and send the three-phase mid-frequency alternating current, transport to the dc traction motor of automobile axle both sides after the rectifying device rectification becomes direct current, drive running car.Traction electric machine adopts direct current machine, and the component combinations such as it and hub reduction gear, rear wheel brake, rear axle housing consist of the back axle of automobile together.But until today, comprise the domestic electric power wheel self-discharging vehicle of each model of 108t electric power wheel self-discharging vehicle, its core drive system adopts the DC Transmission mode, is exactly can only be from alternating-current actuating system and the equipment of the supporting costliness of external import.
The relative DC Transmission of AC Drive, eliminated because of the dc traction motor commutator structure cause at high-power time commutation difficulty, potential condition deterioration, complex structure, manufacture difficulty is large and keep in repair the shortcoming such as trouble, improve the traction electric machine functional reliability, reduce service components, reduce operating cost, and the relative direct current machine low price of alternating current machine, the manufacturing cycle is short, volume is little, quality is light, simple in structure.Thereby how to develop the AC variable frequency asynchronous motor that is applicable to the Large Electric wheel self-discharging vehicle, and become the important topic that needs to be resolved hurrily that tandem product becomes the development national industry, promotes economic development.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of electric power wheel self-discharging vehicle traction motor, use AC variable frequency asynchronous motor to replace direct current machine, thereby overcome the defects that present Electric Motor Wheel adopts direct current machine to cause, make Electric Motor Wheel stable performance, safe and reliable, long service life and maintenance cost low.
the technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of electric power wheel self-discharging vehicle traction motor, it is characterized in that, comprise the cage modle support, stator core, stator winding, wheel hub, ball bearing, rotor assembly, rotating shaft, non-drive end shield, the drive end end cap, the unit tests the speed, described stator core coordinates by hot jacket and is arranged in the cage modle support, described stator winding is embedded in stator core, be welded with the stator winding outgoing line unit on described stator winding, described cage modle support is arranged in wheel hub, described non-drive end shield outer end by bolted on wheel hub, described non-drive end shield the inner is fixed on the outer ring of ball bearing, the inner ring of described ball bearing coordinates by hot jacket and is arranged in rotating shaft, described drive end end cap is fixedly connected with rotor assembly by bearing assembly, described rotor assembly is placed in stator core, the described unit that tests the speed is fastenedly connected by bolt and drive end end cap.
On the basis of technique scheme, the present invention can also do following improvement:
Further, described stator winding outgoing line unit is two three-phase outlets.
Further, described electric power wheel self-discharging vehicle traction motor is characterized in that, is provided with the copper protective sleeve in described ball bearing.
Further, described cage modle support is installed by plug-in type and is arranged in wheel hub.
Further, described rotor assembly is placed in stator core by vertical installation.
The invention has the beneficial effects as follows: the present invention has replaced dc traction motor with AC variable frequency asynchronous motor, has replaced brush and slip ring with electronic commutation, makes the motor longer service life, has reduced maintenance cost; Stator winding adopts two three-phase outlet methods, and each three phase winding can be controlled separately with an inversion unit, makes motor redundant better; Adopt the cage modle support as the transition support of wheel hub, make that stator core laminates, down line and dipping lacquer simplification.
Description of drawings
Fig. 1 is traction electric machine cutaway view of the present invention.
In accompanying drawing, the list of parts of each label representative is as follows:
1, stator winding outgoing line unit, 2, ball bearing inner race, 3, the copper protective sleeve; 4, non-drive end shield outer end; 5, ball bearing outer ring, 6, non-drive end shield is inner, 7, wheel hub; 8, stator core; 9, rotor assembly, 10, the cage modle support, 11, stator winding; 12, non-drive end shield, 13, the unit tests the speed.
Embodiment
Below in conjunction with accompanying drawing, principle of the present invention and feature are described, example only is used for explaining the present invention, is not be used to limiting scope of the present invention.
as shown in Figure 1, the present invention relates to a kind of electric power wheel self-discharging vehicle traction motor, item (8) stator core adopts a hot jacket to install with (10) cage modle support, item (11) stator winding down enters in stator core, item (1) stator winding outgoing line unit and (11) stator winding welding, form stator module, stator module adopts plug-in type to install with (7) wheel hub, (6) anti-drive end inner end cap and (a 5) ball bearing outer ring and item (4) anti-drive end outer end cap by bolted on item (7) wheel hub, item (12) drive end end cap and bearing assembly and (a 9) rotor assembly are installed as one in advance, item (2) ball bearing inner race is arranged in rotating shaft with (3) copper protective sleeve hot jacket, with item (12), item (9), item (2) and (3) adopt vertical installation to be inserted in stator module and (7) wheel hub together, unit and (12) drive end end cap and bearing assembly bolted test the speed (13).
Utilize the vehicular high-power diesel engine to drive the traction synchronous generator during dumper operation, mechanical energy is converted into electric energy.Electricity excitation three-phase synchronous AC generator, by field regulator, set end voltage is regulated, be transformed to direct current by not controlling rectifying device, configuration two cover traction invertors on dc bus, drive respectively an alternating current asynchronous traction electric machine, the rotor of AC traction electric motor drives vehicle wheel rotation after hub reduction gear.
Advantage of the present invention is to have replaced dc traction motor with AC variable frequency asynchronous motor, has replaced brush and slip ring with electronic commutation, makes the motor longer service life, has reduced maintenance cost; Stator winding adopts two three-phase outlet methods, and each three phase winding can be controlled separately with an inversion unit, makes motor redundant better; Adopt the cage modle support as the transition support of wheel hub, make that stator core laminates, down line and dipping lacquer simplification.Rotor assembly and non-drive end shield and bearing assembly adopt vertical installation, and the drive end ball bearing outer ring is installed with the inner ring separate type, and with the copper protective sleeve with ball bearing ball jack-up, thereby protect the ball bearing ball in assembling with when dismantling.
The above is only preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. electric power wheel self-discharging vehicle traction motor, it is characterized in that, comprise the cage modle support, stator core, stator winding, wheel hub, ball bearing, rotor assembly, rotating shaft, non-drive end shield, the drive end end cap, the unit tests the speed, described stator core coordinates by hot jacket and is arranged in the cage modle support, described stator winding is embedded in stator core, be welded with the stator winding outgoing line unit on described stator winding, described cage modle support is arranged in wheel hub, described non-drive end shield outer end by bolted on wheel hub, described non-drive end shield the inner is fixed on the outer ring of ball bearing, the inner ring of described ball bearing coordinates by hot jacket and is arranged in rotating shaft, described drive end end cap is fixedly connected with rotor assembly by bearing assembly, described rotor assembly is placed in stator core, the described unit that tests the speed is fastenedly connected by bolt and drive end end cap.
2. a kind of electric power wheel self-discharging vehicle traction motor according to claim 1, is characterized in that, described stator winding outgoing line unit is two three-phase outlets.
3. described a kind of electric power wheel self-discharging vehicle traction motor according to claim 1 and 2, is characterized in that, is provided with the copper protective sleeve in described ball bearing.
4. described a kind of electric power wheel self-discharging vehicle traction motor according to claim 1 and 2, is characterized in that, described cage modle support is installed by plug-in type and is arranged in wheel hub.
5. described a kind of electric power wheel self-discharging vehicle traction motor according to claim 1 and 2, is characterized in that, described rotor assembly is placed in stator core by vertical installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310066858.3A CN103166401B (en) | 2013-03-01 | 2013-03-01 | A kind of electric power wheel self-discharging vehicle traction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310066858.3A CN103166401B (en) | 2013-03-01 | 2013-03-01 | A kind of electric power wheel self-discharging vehicle traction motor |
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| Publication Number | Publication Date |
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| CN103166401A true CN103166401A (en) | 2013-06-19 |
| CN103166401B CN103166401B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310066858.3A Expired - Fee Related CN103166401B (en) | 2013-03-01 | 2013-03-01 | A kind of electric power wheel self-discharging vehicle traction motor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242579A (en) * | 2014-10-16 | 2014-12-24 | 南车株洲电机有限公司 | Electric wheel dump truck and opening type variable frequency speed control asynchronous traction motor without engine base |
| CN104333167A (en) * | 2014-10-23 | 2015-02-04 | 南车株洲电机有限公司 | Electric wheel dump truck and totally-enclosed water-cooling base frequency-conversion speed-regulation asynchronous traction motor thereof |
| EP3009389B1 (en) | 2014-10-15 | 2018-12-05 | K-Solutions GmbH | Method for setting parameters of a lift assembly and lift assembly comprising a user interface for parameterization |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200987087Y (en) * | 2006-12-22 | 2007-12-05 | 湘潭电机股份有限公司 | AC variable-frequency control asynchronous traction motor for subway vehicle |
| CN201113717Y (en) * | 2007-09-24 | 2008-09-10 | 湘潭电机股份有限公司 | Permanent magnetism synchronous pulling motor |
| CN201918862U (en) * | 2011-01-20 | 2011-08-03 | 湘潭电机股份有限公司 | Variable-frequency adjustable-speed asynchronous traction motor of electric wheel dump truck |
| CN102139737A (en) * | 2010-01-29 | 2011-08-03 | 日本电产科宝株式会社 | Electric wheel hub unit |
| CN201928171U (en) * | 2011-01-14 | 2011-08-10 | 湘潭电机股份有限公司 | Alternating current frequency-conversion speed-regulating asynchronous traction motor for metro vehicle |
| CN102857053A (en) * | 2012-08-30 | 2013-01-02 | 永济新时速电机电器有限责任公司 | Variable frequency speed regulation asynchronous traction motor for AC (alternating-current) transmission mine dump truck |
-
2013
- 2013-03-01 CN CN201310066858.3A patent/CN103166401B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200987087Y (en) * | 2006-12-22 | 2007-12-05 | 湘潭电机股份有限公司 | AC variable-frequency control asynchronous traction motor for subway vehicle |
| CN201113717Y (en) * | 2007-09-24 | 2008-09-10 | 湘潭电机股份有限公司 | Permanent magnetism synchronous pulling motor |
| CN102139737A (en) * | 2010-01-29 | 2011-08-03 | 日本电产科宝株式会社 | Electric wheel hub unit |
| CN201928171U (en) * | 2011-01-14 | 2011-08-10 | 湘潭电机股份有限公司 | Alternating current frequency-conversion speed-regulating asynchronous traction motor for metro vehicle |
| CN201918862U (en) * | 2011-01-20 | 2011-08-03 | 湘潭电机股份有限公司 | Variable-frequency adjustable-speed asynchronous traction motor of electric wheel dump truck |
| CN102857053A (en) * | 2012-08-30 | 2013-01-02 | 永济新时速电机电器有限责任公司 | Variable frequency speed regulation asynchronous traction motor for AC (alternating-current) transmission mine dump truck |
Non-Patent Citations (1)
| Title |
|---|
| 樊印海: "《电力推进自动控制》", 28 February 1998 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3009389B1 (en) | 2014-10-15 | 2018-12-05 | K-Solutions GmbH | Method for setting parameters of a lift assembly and lift assembly comprising a user interface for parameterization |
| CN104242579A (en) * | 2014-10-16 | 2014-12-24 | 南车株洲电机有限公司 | Electric wheel dump truck and opening type variable frequency speed control asynchronous traction motor without engine base |
| CN104333167A (en) * | 2014-10-23 | 2015-02-04 | 南车株洲电机有限公司 | Electric wheel dump truck and totally-enclosed water-cooling base frequency-conversion speed-regulation asynchronous traction motor thereof |
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| Publication number | Publication date |
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| CN103166401B (en) | 2016-03-09 |
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| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Xing Inventor before: Guo Baoyue |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: GUO BAOYUE TO: LI XING |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Jingcheng Inventor after: Jiao Wei Inventor before: Li Xing |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170831 Address after: 441000 No. 2, Qilihe Road, Fancheng District, Hubei, Xiangyang Co-patentee after: Jiao Wei Patentee after: Zhang Jingcheng Address before: 430000, No. 20, No. 1, Optics Valley International Chamber of Commerce building, 2-2 Kanto Road, East Lake Development Zone, Hubei, Wuhan, A2017-A2018 Patentee before: Wuhan Huachuang Xinyuan Electrical Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20210301 |
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| CF01 | Termination of patent right due to non-payment of annual fee |