CN110067837A - Electric vehicle planetary system four-speed drive system - Google Patents
Electric vehicle planetary system four-speed drive system Download PDFInfo
- Publication number
- CN110067837A CN110067837A CN201910350910.5A CN201910350910A CN110067837A CN 110067837 A CN110067837 A CN 110067837A CN 201910350910 A CN201910350910 A CN 201910350910A CN 110067837 A CN110067837 A CN 110067837A
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- gear
- planetary
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- pivoted arm
- sun gear
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- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
- F16H3/64—Gearings having three or more central gears composed of a number of gear trains, the drive always passing through all the trains, each train having not more than one connection for driving another train
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Retarders (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of electric vehicle planetary system four-speed drive systems, and driving machine is driven two-stage planetary system, and every grade of planetary system includes two planet rows, by the planet row output power of final stage planetary system.When by carrying out closure braking and/or release rotation for sun gear therein and/or planetary gear, realize the multiple drive modes of multi-speed gear, have many advantages, such as that simple for structure, transmission loss is small, any gear switch of power-interruption free, vibrating noise are small, high reliablity and be easy to intelligentized control method, is particularly suitable for the drive system of pure electric vehicle.
Description
Technical field
The invention belongs to vehicle drive system, are specifically related to a kind of electric vehicle planetary system drive system.
Background technique
As environmental pollution and energy problem are more and more serious, world's every country has put into effect the hair of new-energy automobile successively
Strategical planning is opened up, also all the active response development strategy actively researches and develops energy-saving and environment-friendly automobile, mainly pure electric vehicle vapour to Automobile Enterprises
Vehicle and plug-in hybrid-power automobile.With the fast development of short-distance passenger transportation and logistics field, pure electric vehicle is more and more paid attention to pure
Electric drive ability, therefore, the multi gear chemical conversion of pure electric vehicle traveling are that the core of pure electric vehicle power assembly researches and develops content.
In order to ensure effectively steadily being travelled on condition bad luck road surface with some special road condition safeties, vapour in recent decades
Vehicle mostly uses internal combustion engine+multi-speed gear box drive scheme, however, based on energy conservation and environmental protection and intelligent driving, conventional fuel oil quotient
Vehicle due to there are oil consumption it is big discharge it is poor, be difficult to adapt to the demand of young mobile.If using motor direct-drive or less
Gear gearbox drives automobile, that motor volume and weight will be very huge.Therefore, pure electric vehicle is badly in need of a matching
The multi gear automatic gear shifting control system of the efficient high reliability of light weight high speed.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of drive modes, and abundant, any gear of power-interruption free is cut
Change, be easy to the electric vehicle planetary system four-speed drive system of intelligentized control method.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted by the present invention are as follows: electric vehicle planetary system four-speed driving
System, including driving machine transmission planetary system output power, the driving machine transmission at least two-stage planetary system, and every grade of planetary system is equal
Contain at least two planet row.
Further, the planet row is made of sun gear, planetary gear and gear ring, sun gear engaged transmission planetary gear, row
The inner ring of star-wheel engagement gear ring.
Further, the reciprocally coaxial installation of the sun gear between described two planet rows, and the wherein row of a planet row
The outer ring of star-wheel and the gear ring of another planet row is reciprocally driven.
Further, a wherein sun gear for the driving machine transmission chopped-off head planetary system, wherein a line of chopped-off head planetary system
Star-wheel transmits power to a wherein gear ring for final stage planetary system, a wherein planetary gear output power for final stage planetary system.
Further, the outer ring of the planetary gear and gear ring is connected by pivoted arm.
Further, the planetary gear and gear ring pass sequentially through pivoted arm and stage-geared.
Further, the driving machine drives the first sun gear, the first sun gear the first planetary gear of engaged transmission, the first row
Star-wheel engages the first gear ring inner ring；The sun gear is coaxially driven the second sun gear, the second sun gear the second row of engaged transmission
Star-wheel, second the second gear ring of planetary gear internal messing, the second planetary gear connect the first gear ring outer ring by the second pivoted arm；Described first
Planetary gear engages the third line star-wheel, third by pivoted arm connection gear, the gear drive third gear ring outer ring, third gear ring inner ring
Planetary gear engaged transmission third sun gear, the third line star-wheel pass through third pivoted arm output power；The third sun gear is coaxially
It is driven the 4th sun gear, the 4th sun gear engaged transmission fourth line star-wheel, the 4th gear ring of fourth line star-wheel internal messing, fourth planet
Wheel connects third gear ring outer ring by the 4th pivoted arm.
Implement above-mentioned technical proposal, since driving machine transmission has the two-stage planetary system of double planet wheel rows of mixing, when by being directed to it
In sun gear and/or planetary gear carry out closure braking and/or release rotation when, realize a variety of driving moulds of multi-speed gear
Formula, has that simple for structure, transmission loss is small, any gear switch of power-interruption free, vibrating noise are small, high reliablity and is easy to
The advantages that intelligentized control method, is particularly suitable for the drive system of pure electric vehicle.
Detailed description of the invention
Fig. 1 is the schematic diagram of electric vehicle planetary system four-speed drive system.
In figure: 1- motor, 2- motor shaft, 3- driving gear, the first pivoted arm of 4-, the first sun gear of 5-, the first planetary gear of 6-,
The first gear ring of 7-, the second pivoted arm of 8-, 9- input shaft, the second sun gear of 10-, the second planetary gear of 11-, the second gear ring of 12-, 13-
One brake disc, the first brake axle of 14-, the second brake axle of 15-, the first brake of 16-, the second brake disc of 17-, 18- second are braked
Device, 19- third brake, 20- third brake disc, 21- third brake axle, the 4th brake disc of 22-, the 4th brake of 23-, 24-
4th brake axle, 25- fourth line star-wheel, the 4th sun gear of 26-, the 4th gear ring of 27-, the 4th pivoted arm of 28-, 29- third sun gear,
30- driven gear, 31- third gear ring, 32- the third line star-wheel, 33- third pivoted arm, 34- output shaft.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
As shown in Figure 1, electric vehicle planetary system four-speed drive system is mainly by motor, preceding double speed planetary drivetrain and rear double speed
Epicyclic transmission mechanism composition.Motor and preceding double speed planetary drivetrain are co-axially mounted layout, preceding double speed planetary drivetrain and rear double speed
Epicyclic transmission mechanism parallel axes mounting arrangement.
Preceding double speed planetary drivetrain by the first sun gear 5, the first planetary gear 6, the first gear ring 7, the first pivoted arm 4, second too
The 10, second planetary gear 11 of sun wheel, the second gear ring 12 and the second pivoted arm 8 are constituted.6 external toothing of first sun gear 5 and the first planetary gear,
7 internal messing of first planetary gear 6 and the first gear ring, the first planetary gear 6 are mounted on the first pivoted arm 4, the second sun gear 10 and second
11 external toothing of planetary gear, 12 internal messing of the second planetary gear 11 and the second gear ring, the second planetary gear 11 are mounted on the second pivoted arm 8,
Second pivoted arm 8 is fixedly connected with the first gear ring 7, and driving gear 3 is fixedly mounted or directly processing is on the first pivoted arm 4.
Motor 1 is connect by motor shaft 2 with input shaft 9, and the first sun gear 5 and the second sun gear 10 are successively fixedly mounted on
On input shaft 9.Second pivoted arm 8 is fixedly connected with the second brake axle 15, and the second brake axle 15 is fixedly connected with the second brake disc 17,
Second brake disc 17 is mounted between the left and right friction block of second brake 18 by certain interval.Second gear ring 12 passes through the first system
Moving axis 14 is fixedly connected with the first brake disc 13.First brake axle is hollow shaft structure, and the second brake axle 15 passes through the first braking
Axis 14, the first brake axle 14 are fixedly connected with the first brake disc 13, and the first brake disc 13 is mounted on the first braking by certain interval
Between the left and right friction block of device 16.
Afterwards double speed epicyclic transmission mechanism by the 4th sun gear 26, fourth line star-wheel 25, the 4th gear ring 27, the 4th pivoted arm 28,
Third sun gear 29, the third line star-wheel 32, third gear ring 31 and third pivoted arm 33 form.4th sun gear 26 and fourth line star-wheel
25 external toothings, 27 internal messing of fourth line star-wheel 25 and the 4th gear ring, fourth line star-wheel 25 are mounted on the 4th pivoted arm 28, and third is too
Sun wheel 29 and 32 external toothing of the third line star-wheel, the third line star-wheel 32 and 31 internal messing of third gear ring, the third line star-wheel 32 are mounted on
On third pivoted arm 33.4th sun gear 26 is successively fixedly mounted on third brake axle 21 with third sun gear 29.
Driving gear 3 and 30 external toothing of driven gear, driven gear 30 is fixedly mounted or directly processing is in third gear ring 31
Excircle on.Third pivoted arm 33 is fixedly connected with output shaft 34, and third brake axle 21 is fixedly connected with third brake disc 20, the
Three brake discs 20 are mounted between the left and right friction block of third brake 19 by certain interval.Third gear ring 31 and the 4th pivoted arm 28
It is fixedly connected, the 4th gear ring 27 is fixedly connected by the 4th brake axle 24 with the 4th brake disc 22, and the 4th brake axle is hollow shaft
Structure, third brake axle 21 pass through the 4th brake axle 24, and the 4th brake disc 22 is mounted on the 4th brake 23 by certain interval
Between the friction block of left and right.
When the first brake discharges the first brake disc, the second brake disc of second brake locking, third brake locking the
When three brake discs, the 4th brake discharge four brake discs, in turn, the second gear ring and the 4th gear ring are in and state are freely rotated,
Second pivoted arm, the first gear ring, the 4th sun gear and third sun gear are in lockup state, and motor is passed to power by motor shaft
Power is passed to the first pivoted arm through the first planetary gear by the first sun gear, the first sun gear, and the first pivoted arm is by power by driving tooth
Wheel passes to third gear ring, and power is passed to third pivoted arm through the third line star-wheel by third gear ring, and third pivoted arm transmits power
To output shaft, I grades of drive modes are realized.
When first the first brake disc of brake locking, second brake discharge the second brake disc, third brake locking the
When three brake discs, the 4th brake discharge four brake discs, in turn, the first gear ring, the second pivoted arm and the 4th gear ring are in freely
Rotary state, the second gear ring, the 4th sun gear and third sun gear are in lockup state, and motor is passed to power by motor shaft
First sun gear and the second sun gear, the first sun gear and the second sun gear pass power through the first planetary gear and the second planetary gear
The first pivoted arm is passed, power is passed to third gear ring by driving gear by the first pivoted arm, and third gear ring is by power through third planet
Wheel passes to third pivoted arm, and third pivoted arm imparts power to output shaft, realizes II grades of drive modes.
When the first brake discharges the first brake disc, the second brake disc of second brake locking, third brake release the
When three brake discs, the 4th brake four brake disc of locking, in turn, the second gear ring, the 4th sun gear and third sun gear are in
State is freely rotated, the first gear ring, the second pivoted arm and the 4th gear ring are in lockup state, and motor is passed to power by motor shaft
Power is passed to the first pivoted arm through the first planetary gear by the first sun gear, the first sun gear, and the first pivoted arm is by power by driving tooth
Wheel passes to third gear ring and the 4th pivoted arm, and third gear ring and the 4th pivoted arm pass power through the third line star-wheel and fourth line star-wheel
Third pivoted arm is passed, third pivoted arm imparts power to output shaft, realizes III grades of drive modes.
When first the first brake disc of brake locking, second brake discharge the second brake disc, third brake release the
When three brake discs, the 4th brake four brake disc of locking, in turn, the first gear ring, the second pivoted arm, the 4th sun gear and third are too
Sun wheel is in state is freely rotated, and the second gear ring and the 4th gear ring are in lockup state, and motor is passed to power by motor shaft
First sun gear and the second sun gear, the first sun gear and the second sun gear pass power through the first planetary gear and the second planetary gear
The first pivoted arm is passed, power is passed to third gear ring and the 4th pivoted arm, third gear ring and the 4th by driving gear by the first pivoted arm
Power is passed to third pivoted arm through the third line star-wheel and fourth line star-wheel by pivoted arm, and third pivoted arm imparts power to output shaft,
Realize IV grades of drive modes.
When third brake locking third brake disc and the 4th brake four brake disc of locking, in turn, the 4th sun
Wheel, third sun gear and the 4th gear ring are in lockup state simultaneously, at this point, third gear ring and third pivoted arm are in lockup state,
In turn, output shaft is in lockup state, realizes park mode；When third brake release third brake disc and the 4th brake are released
When putting four brake discs, at this point, third gear ring and output shaft are in power interruption state, neutral mode is realized.
Electric vehicle planetary system four-speed drive system has multiple drive modes.
1, I grades of drive modes.When the first brake 16 discharges the first brake disc 13, the braking of 18 locking second of second brake
When disk 17,19 locking third brake disc 20 of third brake, the 4th brake 23 discharge four brake discs 22, in turn, the second tooth
Circle 12 and the 4th gear ring 27, which are in, is freely rotated state, the second pivoted arm 8, the first gear ring 7, the 4th sun gear 26 and third sun gear
29 are in lockup state；Motor 1 obtains electric energy from vehicle power supply and is converted into passing to input shaft 9 by motor shaft 2 after power,
Input shaft 9 imparts power to the first sun gear 5 and the second sun gear 10, and state is freely rotated since the second gear ring 12 is in,
Therefore, power is passed to the first pivoted arm 4 by the first planetary gear 6 by the first sun gear 5, and the first pivoted arm 4 is by power by driving gear 3
Pass to driven gear 30, driven gear 30 imparts power to third gear ring 31, and the first gear ring 31 is by power by third planet
Wheel 32 passes to third pivoted arm 33, and third pivoted arm 33 imparts power to the output of output shaft 34.
I notch speed ratio are as follows:
Wherein: Z1 indicates the number of teeth of the first sun gear 5；Z2 indicates the number of teeth of the first gear ring 7；Z3 indicates the second sun gear 10
The number of teeth；Z4 indicates the number of teeth of the second gear ring 12；Z5 indicates the number of teeth of the 4th sun gear 26；Z6 indicates the tooth of the 4th gear ring 27
Number；The number of teeth of Z7 expression third sun gear 29；The number of teeth of Z8 expression third gear ring 31；The number of teeth of Z9 expression driving gear 3；Z10
Indicate the number of teeth of driven gear 30；The revolving speed of n1 expression input shaft 9；The revolving speed of n2 expression output shaft 34."-" indicates input shaft 9
Direction of rotation is opposite with 34 direction of rotation of output shaft.
2, II grades of drive modes.When 16 the first brake disc of locking 13 of the first brake, second system of the release of second brake 18
When Moving plate 17,19 locking third brake disc 20 of third brake, the 4th brake 23 discharge four brake discs 22, in turn, second
Pivoted arm 8, the first gear ring 7 and the 4th gear ring 27 are in and state, the second gear ring 12, the 4th sun gear 26 and the third sun are freely rotated
Wheel 29 is in lockup state；Motor 1 obtains electric energy from vehicle power supply and is converted into passing to input shaft by motor shaft 2 after power
9, input shaft 9 imparts power to the first sun gear 5 and the second sun gear 10, since the second gear ring 12 is in lockup state, because
This, power is passed to the first pivoted arm 4 by the first planetary gear 6 and the second planetary gear 11 by the first sun gear 5 and the second sun gear 10,
Power is passed to driven gear 30 by driving gear 3 by the first pivoted arm 4, and driven gear 30 imparts power to third gear ring 31,
Power is passed to third pivoted arm 33 by the third line star-wheel 32 by the first gear ring 31, and third pivoted arm 33 imparts power to output shaft 34
Output.
II notch speed ratio are as follows:
3, III grades of drive modes.When the first brake 16 discharges the first brake disc 13,18 locking second of second brake system
When Moving plate 17, third brake 19 discharge third brake disc 20,23 four brake disc 22 of locking of the 4th brake, in turn, second
Gear ring 12, the 4th sun gear 26 and third sun gear 29 are in and state, the second pivoted arm 8, the first gear ring 7 and the 4th tooth are freely rotated
Circle 27 is in lockup state；Motor 1 obtains electric energy from vehicle power supply and is converted into passing to input shaft by motor shaft 2 after power
9, input shaft 9 imparts power to the first sun gear 5 and the second sun gear 10, since the first gear ring 7 is in lockup state, because
This, power is passed to the first pivoted arm 4 by the first planetary gear 6 by the first sun gear 5, and the first pivoted arm 4 is passed power by driving gear 3
Driven gear 30 is passed, driven gear 30 imparts power to third gear ring 31 and the 4th pivoted arm 28, at the 4th gear ring 27
In lockup state, the power from driven gear 30 passes to third pivoted arm 33 by fourth line star-wheel 25 and the third line star-wheel 32,
Third pivoted arm 33 imparts power to the output of output shaft 34.
III notch speed ratio are as follows:
4, IV grades of drive modes.When 16 the first brake disc of locking 13 of the first brake, second system of the release of second brake 18
When Moving plate 17, third brake 19 discharge third brake disc 20,23 four brake disc 22 of locking of the 4th brake, in turn, second
Pivoted arm 8, the first gear ring 7, the 4th sun gear 26 and third sun gear 29 are in and state, the second gear ring 12 and the 4th tooth are freely rotated
Circle 27 is in lockup state；Motor 1 obtains electric energy from vehicle power supply and is converted into passing to input shaft by motor shaft 2 after power
9, input shaft 9 imparts power to the first sun gear 5 and the second sun gear 10, since the second gear ring 12 is in lockup state, because
This, power is passed to the first pivoted arm 4 by the first planetary gear 6 and the second planetary gear 11 by the first sun gear 5 and the second sun gear 10,
Power is passed to driven gear 30 by driving gear 3 by the first pivoted arm 4, and driven gear 30 imparts power to 31 He of third gear ring
4th pivoted arm 28, since the 4th gear ring 27 is in lockup state, the power from driven gear 30 is by fourth line star-wheel 25 and
Three planetary gears 32 pass to third pivoted arm 33, and third pivoted arm 33 imparts power to the output of output shaft 34.
IV notch speed ratio are as follows:
Above four kinds of drive modes, with simple for structure, transmission loss is small, any gear switch of power-interruption free, vibration
Noise is small, high reliablity and the advantages that be easy to intelligentized control method, is particularly suitable for the drive system of pure electric vehicle.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.
Claims (7)
1. a kind of electric vehicle planetary system four-speed drive system, including driving machine transmission planetary system output power, it is characterised in that: institute
Driving machine transmission at least two-stage planetary system is stated, and every grade of planetary system contains at least two planet row.
2. electric vehicle planetary system four-speed drive system according to claim 1, which is characterized in that the planet row is by the sun
Wheel, planetary gear and gear ring are constituted, and sun gear engaged transmission planetary gear, planetary gear engages the inner ring of gear ring.
3. electric vehicle planetary system four-speed drive system according to claim 2, which is characterized in that described two planet rows it
Between sun gear reciprocally coaxial installation, and wherein the outer ring of the gear ring of the planetary gear of a planet row and another planet row is reciprocally
Transmission.
4. electric vehicle planetary system four-speed drive system according to claim 2, which is characterized in that the driving machine transmission is first
A wherein sun gear for grade planetary system, a wherein planetary gear for chopped-off head planetary system transmit power to a wherein tooth for final stage planetary system
Circle, a wherein planetary gear output power for final stage planetary system.
5. electric vehicle planetary system four-speed drive system according to claim 3, which is characterized in that the planetary gear and gear ring
Outer ring pass through pivoted arm connect.
6. electric vehicle planetary system four-speed drive system according to claim 4, which is characterized in that the planetary gear and gear ring
Pass sequentially through pivoted arm and stage-geared.
7. electric vehicle planetary system four-speed drive system according to claim 1, which is characterized in that driving machine driving the
One sun gear, the first sun gear the first planetary gear of engaged transmission, the first planetary gear engage the first gear ring inner ring；
The sun gear is coaxially driven the second sun gear, the second sun gear the second planetary gear of engaged transmission, in the second planetary gear
The second gear ring is engaged, the second planetary gear connects the first gear ring outer ring by the second pivoted arm；
First planetary gear is by pivoted arm connection gear, the gear drive third gear ring outer ring, third gear ring inner ring engagement the
Three planetary gears, the third line star-wheel engaged transmission third sun gear, the third line star-wheel pass through third pivoted arm output power；
The third sun gear is coaxially driven the 4th sun gear, the 4th sun gear engaged transmission fourth line star-wheel, fourth planet
The 4th gear ring of internal messing is taken turns, fourth line star-wheel connects third gear ring outer ring by the 4th pivoted arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350910.5A CN110067837A (en) | 2019-04-28 | 2019-04-28 | Electric vehicle planetary system four-speed drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350910.5A CN110067837A (en) | 2019-04-28 | 2019-04-28 | Electric vehicle planetary system four-speed drive system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110067837A true CN110067837A (en) | 2019-07-30 |
Family
ID=67369394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910350910.5A Withdrawn CN110067837A (en) | 2019-04-28 | 2019-04-28 | Electric vehicle planetary system four-speed drive system |
Country Status (1)
| Country | Link |
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| CN (1) | CN110067837A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744998A (en) * | 2019-11-04 | 2020-02-04 | 广州市新域动力技术有限公司 | Stacked double-rotating-arm three-speed driving system |
| US11358468B2 (en) * | 2019-06-05 | 2022-06-14 | Jilin University | Two-speed transmission system integrated with inner rotor hub motor and electric vehicle using same |
-
2019
- 2019-04-28 CN CN201910350910.5A patent/CN110067837A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11358468B2 (en) * | 2019-06-05 | 2022-06-14 | Jilin University | Two-speed transmission system integrated with inner rotor hub motor and electric vehicle using same |
| CN110744998A (en) * | 2019-11-04 | 2020-02-04 | 广州市新域动力技术有限公司 | Stacked double-rotating-arm three-speed driving system |
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Application publication date: 20190730 |
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