CN205022296U - With motor and planet gear and coaxial integrated electric drive bridge of differential mechanism - Google Patents
With motor and planet gear and coaxial integrated electric drive bridge of differential mechanism Download PDFInfo
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- CN205022296U CN205022296U CN201520711397.5U CN201520711397U CN205022296U CN 205022296 U CN205022296 U CN 205022296U CN 201520711397 U CN201520711397 U CN 201520711397U CN 205022296 U CN205022296 U CN 205022296U
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- reduction gear
- planetary reduction
- electric drive
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Abstract
The utility model relates to a with motor and planet gear and coaxial integrated electric drive bridge of differential mechanism, including a casing, be provided with the coaxial motor of arranging, planet gear and differential mechanism in this casing, wherein the motor includes stator and rotor, its rotor be hollow structure and links to each other as the planet carrier power of input shaft with planet gear, planet gear's the other end then near the differential mechanism, this differential mechanism links to each other with planet carrier power, the differential mechanism links to each other with left output shaft and right output shaft power simultaneously, the wheel hub that the output shaft drove both sides about by walks. Adopt axisymmetric shell structure, manufacturing process is simple, and the assembly degree of difficulty is low, can reduce the design threshold of whole car factory to the transaxle.
Description
Technical field
The utility model belongs to new-energy automobile accessory technical field, relate to one using motor output shaft directly as planetary reduction gear sun wheel shaft, the pinion carrier of planetary reduction gear is coupled with diff simultaneously, forms motor output shaft, sun wheel shaft, diff concentric are arranged by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff.
Background technology
Current, the motor arrangement scheme of pure electric vehicle generally has three kinds: one to be motor and bridge non-coaxial are arranged, is connected with diff by multi-stage speed reducer, and manufacture simple, technical requirements is not high, but space hold is very large, and domestic car load factory mostly selects the program; Two is adopt a wheel motor to each wheel, and motor and retarder, bridge are all coaxially arranged, save diff, but control multiple motor require to control system simultaneously, requires also very high to motor very high; Three be by motor and bridge and diff coaxially arranged, be connected by multi-stage speed reducer between motor with diff, this structure can not be coaxially arranged retarder, housing structure is complicated, require very high to the processing technology of housing and motor-hollow axle, retarder also additionally occupies vehicle body space, and cost is very high.
Utility model content
In order to overcome the above-mentioned shortcoming of prior art, the utility model provides a kind of by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff, and it has, and integrated level is high, compact conformation, housing structure simple, take that car load space is little, energy transfer efficiency is high, be easy to the features such as maintenance.
The utility model solves the technical scheme that its technical matters adopts: a kind of by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff, comprise a housing, coaxially arranged motor is provided with in this housing, planetary reduction gear and diff, wherein motor comprises stators and rotators, its rotor is hollow structure and is connected with the pinion carrier power of planetary reduction gear as input shaft, then diff is nestled up at the other end of planetary reduction gear, this diff is connected with pinion carrier power, diff is connected with left output shaft and right outputting axial power simultaneously, the wheel hub of both sides is driven to walk by left and right output shaft.
Described housing has some groups of bearing holes.
Described planetary reduction gear comprises external toothing, sun wheel, pinion carrier and satellite gear, and wherein external toothing is fixed on housing, and sun wheel is integrated on rotor, pinion carrier and differential input shaft integrated.
Described diff has input shaft, wherein input shaft and pinion carrier integrated, can rotate in housing, left and right two output shaft engages with wheel hub, and wherein one end output shaft engages with wheel hub through the rotor of hollow.
The beneficial effects of the utility model are: motor, retarder, diff is coaxially arranged, can make that whole driving axis integrated level is high, compact conformation, especially axially symmetric structure can be designed to, the installing space of obvious reduction drive axle, makes saved car load space for other purposes, as increased the arrangement space of battery compartment or taking space, adopt axisymmetric housing structure simultaneously, manufacturing process is simple, and assembly difficulty is low, can reduce the design threshold of car load factory to drive axle.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: 1-housing, 2-motor, 21-stator, 22-rotor, 3-planetary reduction gear, 4-diff, 5-wheel hub, the right output shaft of 6-, the left output shaft of 7-.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
See Fig. 1, a kind of by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff, comprise the housing 1 that has some groups of bearing holes, coaxially arranged motor 2 is provided with in this housing 1, planetary reduction gear 3 and diff 4, wherein motor 2 comprises stator 21 and rotor 22, its rotor 22 is hollow structure and is connected with the pinion carrier power of planetary reduction gear 3 as input shaft, planetary reduction gear 3 comprises external toothing, sun wheel, pinion carrier and satellite gear, wherein external toothing is fixed on housing 1, sun wheel is integrated on rotor 22, diff 4 is then nestled up at the other end of planetary reduction gear 3, diff 4 has input shaft, wherein input shaft and pinion carrier integrated, can rotate in housing 1, left and right two output shafts engage with wheel hub 5, wherein one end output shaft engages with wheel hub 5 through the rotor 22 of hollow.Diff 4 is connected with left output shaft 7 and right output shaft 6 power simultaneously, drives the wheel hub 5 of both sides to walk by left and right output shaft 6.
The utility model is by coaxially arranged to motor 2, retarder, diff 4, can make that whole driving axis integrated level is high, compact conformation, especially axially symmetric structure can be designed to, the installing space of obvious reduction drive axle, makes saved car load space for other purposes, as increased the arrangement space of battery compartment or taking space, adopt axisymmetric housing 1 structure simultaneously, manufacturing process is simple, and assembly difficulty is low, can reduce the design threshold of car load factory to drive axle.
Claims (4)
1. one kind by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff, comprise a housing, it is characterized in that: in this housing, be provided with coaxially arranged motor, planetary reduction gear and diff, wherein motor comprises stators and rotators, its rotor is hollow structure and is connected with the pinion carrier power of planetary reduction gear as input shaft, then diff is nestled up at the other end of planetary reduction gear, this diff is connected with pinion carrier power, diff is connected with left output shaft and right outputting axial power simultaneously, drives the wheel hub of both sides to walk by left and right output shaft.
2., as claimed in claim 1 by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff, it is characterized in that: described housing has some groups of bearing holes.
3. as claimed in claim 1 by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff, it is characterized in that: described planetary reduction gear comprises external toothing, sun wheel, pinion carrier and satellite gear, wherein external toothing is fixed on housing, sun wheel is integrated on rotor, pinion carrier and differential input shaft integrated.
4. as claimed in claim 1 by motor and planetary reduction gear and the coaxially integrated electric drive axle of diff, it is characterized in that: described diff has input shaft, wherein input shaft and pinion carrier integrated, can rotate in housing, left and right two output shafts engage with wheel hub, and wherein one end output shaft engages with wheel hub through the rotor of hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711397.5U CN205022296U (en) | 2015-09-15 | 2015-09-15 | With motor and planet gear and coaxial integrated electric drive bridge of differential mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711397.5U CN205022296U (en) | 2015-09-15 | 2015-09-15 | With motor and planet gear and coaxial integrated electric drive bridge of differential mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205022296U true CN205022296U (en) | 2016-02-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520711397.5U Active CN205022296U (en) | 2015-09-15 | 2015-09-15 | With motor and planet gear and coaxial integrated electric drive bridge of differential mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN205022296U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143132A (en) * | 2016-09-23 | 2016-11-23 | 辽宁曙光汽车集团股份有限公司 | Strongly support type electric drive decelerator |
| CN106274459A (en) * | 2016-08-31 | 2017-01-04 | 成都雅骏新能源汽车科技股份有限公司 | A kind of integrated electric drive axle |
| CN106347091A (en) * | 2016-09-23 | 2017-01-25 | 辽宁曙光汽车集团股份有限公司 | Clutch control type electric drive axle |
| CN107191553A (en) * | 2016-03-14 | 2017-09-22 | 博格华纳公司 | The electronic a11wheel drive of double speed with separation two-stage reduction planetary system |
| CN108068615A (en) * | 2016-11-08 | 2018-05-25 | 陕西汉德车桥有限公司 | A kind of novel central decelerating through motor drive axle |
| CN108556606A (en) * | 2018-03-12 | 2018-09-21 | 江苏大学 | It is a kind of for the integrated motor of electric vehicle and the Driven by Coaxial bridge and method of speed changer |
| CN108698234A (en) * | 2016-02-25 | 2018-10-23 | 株式会社达谊恒 | Driving device |
| CN110901358A (en) * | 2018-09-17 | 2020-03-24 | 舍弗勒技术股份两合公司 | Electric bridge driving system and vehicle |
| CN111216538A (en) * | 2018-11-26 | 2020-06-02 | 郑州宇通客车股份有限公司 | Hybrid power system and vehicle |
| CN111376715A (en) * | 2018-12-29 | 2020-07-07 | 比亚迪股份有限公司 | Electrically-driven speed reducer, electrically-driven axle power assembly and vehicle |
| CN111469605A (en) * | 2020-04-29 | 2020-07-31 | 广西玉柴机器股份有限公司 | Integrated three-stage speed reduction electric drive axle |
| CN111559244A (en) * | 2020-05-26 | 2020-08-21 | 上海电气集团股份有限公司 | Integrated form actuating system and car |
-
2015
- 2015-09-15 CN CN201520711397.5U patent/CN205022296U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108698234A (en) * | 2016-02-25 | 2018-10-23 | 株式会社达谊恒 | Driving device |
| CN108698234B (en) * | 2016-02-25 | 2022-01-11 | 株式会社达谊恒 | Drive device |
| CN107191553B (en) * | 2016-03-14 | 2021-08-17 | 博格华纳公司 | Product and method for driving axle differential |
| CN107191553A (en) * | 2016-03-14 | 2017-09-22 | 博格华纳公司 | The electronic a11wheel drive of double speed with separation two-stage reduction planetary system |
| CN106274459A (en) * | 2016-08-31 | 2017-01-04 | 成都雅骏新能源汽车科技股份有限公司 | A kind of integrated electric drive axle |
| CN106347091A (en) * | 2016-09-23 | 2017-01-25 | 辽宁曙光汽车集团股份有限公司 | Clutch control type electric drive axle |
| CN106143132B (en) * | 2016-09-23 | 2018-09-14 | 辽宁曙光汽车集团股份有限公司 | Strength support type electric drive retarder |
| CN106143132A (en) * | 2016-09-23 | 2016-11-23 | 辽宁曙光汽车集团股份有限公司 | Strongly support type electric drive decelerator |
| CN108068615A (en) * | 2016-11-08 | 2018-05-25 | 陕西汉德车桥有限公司 | A kind of novel central decelerating through motor drive axle |
| CN108556606A (en) * | 2018-03-12 | 2018-09-21 | 江苏大学 | It is a kind of for the integrated motor of electric vehicle and the Driven by Coaxial bridge and method of speed changer |
| CN110901358A (en) * | 2018-09-17 | 2020-03-24 | 舍弗勒技术股份两合公司 | Electric bridge driving system and vehicle |
| CN111216538A (en) * | 2018-11-26 | 2020-06-02 | 郑州宇通客车股份有限公司 | Hybrid power system and vehicle |
| CN111376715A (en) * | 2018-12-29 | 2020-07-07 | 比亚迪股份有限公司 | Electrically-driven speed reducer, electrically-driven axle power assembly and vehicle |
| CN111376715B (en) * | 2018-12-29 | 2021-11-12 | 比亚迪股份有限公司 | Electrically-driven speed reducer, electrically-driven axle power assembly and vehicle |
| CN111469605A (en) * | 2020-04-29 | 2020-07-31 | 广西玉柴机器股份有限公司 | Integrated three-stage speed reduction electric drive axle |
| CN111559244A (en) * | 2020-05-26 | 2020-08-21 | 上海电气集团股份有限公司 | Integrated form actuating system and car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |