CN109203986A - A kind of two grades of electric drive transmission devices - Google Patents
A kind of two grades of electric drive transmission devices Download PDFInfo
- Publication number
- CN109203986A CN109203986A CN201811350965.8A CN201811350965A CN109203986A CN 109203986 A CN109203986 A CN 109203986A CN 201811350965 A CN201811350965 A CN 201811350965A CN 109203986 A CN109203986 A CN 109203986A
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- China
- Prior art keywords
- gear
- reduction gearing
- planetary gear
- grades
- sun gear
- Prior art date
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 34
- 230000009467 reduction Effects 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 239000004744 fabric Substances 0.000 claims 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005183 dynamical system Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000979 retarding effect Effects 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000008569 process Effects 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
- B60K17/12—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of electric gearing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of two grades of electric drive transmission devices, including motor, planetary gear mechanism, reduction gearing, differential mechanism, shifting element.Pure electric vehicle drive mode, tandem working mode and the parallel drive mode that two gears are realized by control shifting element can be used in pure electric automobile, the mixed electrical automobile of plug-in and stroke-increasing electric automobile, meet different vehicle platforms and carry use.The transmission device reduces difficulty of processing using novel planetary formula gear mechanism, while having there are two pure electric vehicle work gear, can reduce the performance requirement to motor and promoting vehicle performance.
Description
Technical field
The invention patent relates to vehicle drive-train technical field, especially as pure electric vehicle and stroke-increasing electric automobile
A kind of two grades of electric drive transmission devices.
Background technique
Automobile dynamic system motorized has become a kind of development trend, and the electric drive transmission device of more gears can be improved
The operation interval of vehicle performance and optimization driving motor, reduces battery consumption, becomes feasible promotion power drive system at this stage
The solution of performance.
Pure electric vehicle and extended-range scheme more at present all uses fixed speed ratio mode in pure motor driving, leads to motor
Working condition depends entirely on traveling road conditions, and system effectiveness cannot optimize.Therefore the electric drive of two gear of exploitation or more gears passes
Dynamic device has considerable market prospects.
Summary of the invention
The invention patent purpose is to provide a kind of two grades of electric drive transmission devices, not only can satisfy under electric-only mode
Speed and dynamic property demand, are also used as the drive part of extended-range dynamical system, rely on and start in battery capacity deficiency
Machine completes course continuation mileage.
For achieving the above object, the following technical solutions are proposed:
A kind of two grades of electric drive transmission devices, it is characterised in that:
It include the first sun gear, first planetary gear, the second planetary gear, the second sun gear using planetary gear mechanism
And planet carrier, the first sun gear are engaged with first planetary gear, first planetary gear is engaged with the second planetary gear constitutes planet
Gear pair, the second planetary gear are engaged with the second sun gear simultaneously, several pairs of planetary gear pairs are arranged on planet carrier circumference, i.e.,
First sun gear is engaged with several first planetary gears simultaneously, and the second sun gear is nibbled with several second planetary gears simultaneously
It closing, the first sun gear is mounted on the second axis, while the first brake is arranged between the second axis and gear mechanism housing, and first
The second axis will be locked up as zero speed when arrester close, and the second sun gear is mounted in first axle, first axle simultaneously with driving
Rotor connection, planet carrier is as power output shaft.
For longitudinal rear-guard vehicle, planet carrier directly can fix speed with vehicle main reducing gear flanged joint or with having
Ratio deceleration mechanism connection after again with vehicle main reducing gear flanged joint.
For horizontal precursor vehicle, reduction gearing is installed on planet carrier, power is transferred to differential mechanism by reduction gearing,
Vehicle driving is driven through semiaxis again.Reduction gearing includes small reduction gearing and gear on the planet carrier using double reduction
Big retarding gear engagement on shaft coupling, forms the first order and slows down；The main deceleration of small reduction gearing and differential mechanism on gear shaft coupling is big
Gear engagement forms the second level and slows down.
First brake can be friction disk type brake or the mechanical mechanism with rotation latch functions.Described
First clutch is set between first axle and the second axis, and first clutch uses friction plate clutch mechanism, first clutch
First axle and the second axis will be run with revolving speed when closure.First clutch realizes the unitary rotation of planetary gear mechanism, can also
To be arranged between the first sun gear and planet carrier or be arranged between the second sun gear and planet carrier.
In pure electric vehicle driving, the first arrester close, first clutch is opened, and design gear speed ratio obtains big drive at this time
Dynamic torque, for accelerating starting and climbing operating condition, which is first gear electric-only mode.Turn as speed increases driving motor
Speed increases, and opens the first brake, is closed first clutch, at this time planetary gear mechanism unitary rotation, does not have between each element
There is gear motion, is defined as second gear electric-only mode.
Reduction gearing is fixedly mounted in the first axle, places reduction gearing on transmission shaft, reduction gearing can be
It is freely rotated on transmission shaft, reduction gearing, reduction gearing while and reduction gearing is placed between reduction gearing and reduction gearing
It is engaged with reduction gearing；Second clutch is arranged between transmission shaft and reduction gearing.Transmission shaft is as the defeated of engine power
Enter axis, gear is fixed on the transmission shaft and is engaged with the gear on generator shaft, the rotor connection of generator shaft and generator.The
When two clutches are closed, engine and driving motor can drive vehicle jointly.
Beneficial effect
A kind of two grades of electric drive transmission devices provided by the invention, using the planetary mechanism being made of cylindrical external gear,
Manufacture easy to process reduces product development difficulty.Using two gear drivings, low-speed big and high speed traveling can be combined
It is required that reducing the performance requirement of motor, while being conducive to improve dynamical system efficiency, extends mileage travelled.
The transmission device is the technical solution of a hardware and software platform, can be also used for extended-range power driven system and series-parallel mix is moved
System.
Detailed description of the invention
Attached drawing 1 is two gear pure electric vehicle system schema schematic diagram in the embodiment of the present invention one；
Attached drawing 2 is extended-range power driven system scheme schematic diagram in the embodiment of the present invention two；
Attached drawing 3 is series-parallel hybrid dynamic system scheme schematic diagram in the embodiment of the present invention three.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1, a kind of two grades of electric drive transmission devices, including driving motor TM, planetary gear mechanism, reducing gear
Wheel, differential mechanism, clutch and brake component.
The planetary gear mechanism include the first sun gear 3, first planetary gear 5, the second planetary gear 6, second too
Sun wheel 4 and planet carrier 7, the first sun gear 3 are engaged with first planetary gear 5, and first planetary gear 5 is nibbled with the second planetary gear 6
Merge and constitute planetary gear pair, the second planetary gear 6 is engaged with the second sun gear 4 simultaneously, is arranged on 7 circumference of planet carrier several
To planetary gear pair, the first sun gear 3 is mounted on the second axis 2, while being arranged between the second axis 2 and gear mechanism housing 0
The second axis 2 will be locked up as zero speed when first brake B1, the first brake B1 are closed, and the first brake B1, which uses to have, to be turned
The one-way clutch mechanism of fast limitation function limits the rotation direction of the second axis 2 under the control of operating mechanism.Second
Sun gear 4 is mounted in first axle 1, and first axle 1 is connect with the rotor 14 of driving motor TM simultaneously, and planet carrier 7 is defeated as power
Shaft.The stator 15 of driving motor TM is fixed on gear mechanism housing.Small reduction gearing 8 and gear are installed on planet carrier 7
Big retarding gear 9 on shaft coupling 11 engages, and forms the first order and slows down；Small reduction gearing 10 and differential mechanism master on gear shaft coupling 11
Deceleration gear wheel 12 engages, and forms the second level and slows down.Power reaches differential mechanism 25 by double reduction gearing, then drives through semiaxis 13
Motor-car.
Between the first axle 1 and the second axis 2 be arranged first clutch C1, first clutch C1 using friction disk type from
Clutch mechanism, first axle 1 and the second axis 2 will be run with revolving speed when first clutch C1 is closed.
Control logic relationship between each operating mode and shifting element is as shown in the table.
| Operating mode | B1 | C1 |
| EV-1 | ● | 〇 |
| EV-2 | 〇 | ● |
Note: 〇-opening state；●-closed state.
In low speed, the first brake B1 is individually closed, and the first sun gear 3 is locked up as zero speed, pure as first gear
Electric model EV-1.
When speed increases, driving motor TM revolving speed increases therewith, opens the first brake B1 and is closed at the first clutch
Device C1, each element unitary rotation of planetary gear mechanism at this time, without opposite engagement operation between each element, as the pure electricity of second gear
Dynamic model formula EV-2.
Embodiment 2
As shown in Fig. 2, increasing distance increasing unit unit on the basis of embodiment 1, a extended-range power drive system is constituted.Increase
Journey device driving unit includes engine ICE, generator ISG and transmission mechanism, and engine ICE passes through flywheel vibration absorber FW and transmission
Axis 21 connects, and reduction gearing 19 is installed on transmission shaft 21, and reduction gearing 19 is nibbled with the gear 20 being mounted on generator shaft 22
It closes, generator shaft 22 is connect with the rotor 23 of generator ISG, and the stator 24 of generator ISG is fixed on gear mechanism housing.Subtract
Fast gear 19 and reduction gearing 20 are to improve the working efficiency of generator ISG to improve generator ISG revolving speed.
In battery capacity abundance, driving motor TM drives vehicle with two gear electric-only modes, at this time engine ICE and hair
Motor ISG is not involved in work.When battery capacity is low, engine start drives generator ISG power generation, is battery or driving motor
TM provides electric energy, is equivalent to concatenated operating mode at this time, engine does not participate in driving directly, therefore engine can work
Only driven generator ISG's stable state generates electricity.
Embodiment 3
Increase reduction gearing and clutch unit that engine directly participates in driving on the basis of embodiment 2, certain
Engine ICE can directly drive vehicle under operating condition, and drive mechanism is as shown in Figure 3.
Reduction gearing 16 is fixedly mounted in first axle 1, reduction gearing 18 is placed on transmission shaft 21, reduction gearing 18 can
To be freely rotated on transmission shaft 21, reduction gearing 17, reduction gearing 17 are placed between reduction gearing 16 and reduction gearing 18
It is engaged simultaneously with reduction gearing 16 and reduction gearing 18.Second clutch C2 is arranged between transmission shaft 21 and reduction gearing 18.
Transmission device is other than it may be implemented two gear pure electric vehicles and tandem working mode, the engine when speed is relatively high
ICE itself can work in low oil consumption region, be closed second clutch C2, and engine power passes through reduction gearing 18, reducing gear
Power is transferred to first axle 1 by wheel 17, reduction gearing 16, drives vehicle driving according to two gear patterns.Each operating mode and shift
Control logic relationship between element is as shown in the table.
| Operating mode | B1 | C1 | C2 |
| EV-1 | ● | 〇 | 〇 |
| EV-2 | 〇 | ● | 〇 |
| Series connection -1 | ● | 〇 | 〇 |
| Series connection -2 | 〇 | ● | 〇 |
| Parallel connection -1 | ● | 〇 | ● |
| Parallel connection -2 | 〇 | ● | ● |
Note: 〇-opening state ●-closed state.
Claims (5)
1. a kind of two grades of electric drive transmission devices, it includes planetary gear mechanism, is characterized in that: the planetary gear mechanism
Including the first sun gear (3), first planetary gear (5), the second planetary gear (6), the second sun gear (4) and planet carrier (7), institute
It states the first sun gear (3) to engage with first planetary gear (5), the first planetary gear (5) is engaged with the second planetary gear (6)
Planetary gear pair is constituted, the second planetary gear (6) is also engaged with the second sun gear (4) simultaneously, cloth on planet carrier (7) circumference
Several pairs of planetary gear pairs are set, first sun gear (3) is mounted on the second axis (2), second axis (2) and transmission device
It is arranged between shell the first brake (B1), the second axis (2) will be locked up as zero speed when the first brake (B1) is closed, described
Second sun gear (4) is mounted on first axle (1), and the first axle (1) connect with the rotor (14) of driving motor (TM) simultaneously,
The planet carrier (7) is used as power output shaft.
2. a kind of two grades of electric drive transmission devices according to claim 1, it is characterised in that: the first axle (1) and the
First clutch (C1) is arranged between two axis (2), and first clutch (C1) can also be arranged in the first sun gear (3) and planet carrier
(7) it between or is arranged between the second sun gear (4) and planet carrier (7).
3. a kind of two grades of electric drive transmission devices according to claim 1, it is characterised in that: first brake (B1)
For friction disk type brake.
4. a kind of two grades of electric drive transmission devices according to claim 1, it is characterised in that: first brake (B1)
For the one-way clutch with revolving speed latch functions.
5. a kind of two grades of electric drive transmission devices according to claim 1 or 2, it is characterised in that: on the first axle (1)
It is fixedly mounted reduction gearing (16), places reduction gearing (18) on transmission shaft (21), the reduction gearing (18) is in transmission shaft
(21) it can be freely rotated on, place reduction gearing (17) between the reduction gearing (16) and reduction gearing (18), it is described to subtract
Fast gear (17) is engaged with reduction gearing (16) and reduction gearing (18), cloth between the transmission shaft (21) and reduction gearing (18)
It sets second clutch (C2), input shaft of the transmission shaft (21) as engine power, fixes gear on the transmission shaft (21)
(19) it is engaged with the gear (20) on generator shaft (22), generator shaft (22) is connect with the rotor (23) of generator (ISG).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811350965.8A CN109203986B (en) | 2018-11-14 | 2018-11-14 | Two-gear electric drive transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811350965.8A CN109203986B (en) | 2018-11-14 | 2018-11-14 | Two-gear electric drive transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109203986A true CN109203986A (en) | 2019-01-15 |
| CN109203986B CN109203986B (en) | 2024-04-26 |
Family
ID=64995555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811350965.8A Active CN109203986B (en) | 2018-11-14 | 2018-11-14 | Two-gear electric drive transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109203986B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849640A (en) * | 2019-04-02 | 2019-06-07 | 吴燕开 | A kind of electromechanical coupling transmission device for automotive power |
| CN114851827A (en) * | 2022-05-27 | 2022-08-05 | 奇瑞汽车股份有限公司 | Gearbox, hybrid power system and automobile |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009024625A1 (en) * | 2009-06-12 | 2010-12-16 | Daimler Ag | Drive train for motor vehicles, has internal combustion engine and electric machine rigidly connected with it and operated as generator |
| WO2014029650A1 (en) * | 2012-08-24 | 2014-02-27 | Avl List Gmbh | Drive unit |
| CN105835683A (en) * | 2016-02-02 | 2016-08-10 | 苏州凯博易控驱动技术有限公司 | Electro-hydraulic hybrid power drive system |
| CN106808988A (en) * | 2016-10-10 | 2017-06-09 | 蔚来汽车有限公司 | Electric powered motor coupled system, the electric automobile with it and its control method |
| CN206968396U (en) * | 2017-06-30 | 2018-02-06 | 上海汽车变速器有限公司 | The pure electric transmission machanism of single gear of motor three |
| CN207173268U (en) * | 2017-06-30 | 2018-04-03 | 上海汽车变速器有限公司 | Single motor two keeps off pure electric transmission machanism |
| CN209581146U (en) * | 2018-11-14 | 2019-11-05 | 王延芸 | A kind of two grades of electric drive transmission devices |
-
2018
- 2018-11-14 CN CN201811350965.8A patent/CN109203986B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009024625A1 (en) * | 2009-06-12 | 2010-12-16 | Daimler Ag | Drive train for motor vehicles, has internal combustion engine and electric machine rigidly connected with it and operated as generator |
| WO2014029650A1 (en) * | 2012-08-24 | 2014-02-27 | Avl List Gmbh | Drive unit |
| CN105835683A (en) * | 2016-02-02 | 2016-08-10 | 苏州凯博易控驱动技术有限公司 | Electro-hydraulic hybrid power drive system |
| CN106808988A (en) * | 2016-10-10 | 2017-06-09 | 蔚来汽车有限公司 | Electric powered motor coupled system, the electric automobile with it and its control method |
| CN206968396U (en) * | 2017-06-30 | 2018-02-06 | 上海汽车变速器有限公司 | The pure electric transmission machanism of single gear of motor three |
| CN207173268U (en) * | 2017-06-30 | 2018-04-03 | 上海汽车变速器有限公司 | Single motor two keeps off pure electric transmission machanism |
| CN209581146U (en) * | 2018-11-14 | 2019-11-05 | 王延芸 | A kind of two grades of electric drive transmission devices |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849640A (en) * | 2019-04-02 | 2019-06-07 | 吴燕开 | A kind of electromechanical coupling transmission device for automotive power |
| CN114851827A (en) * | 2022-05-27 | 2022-08-05 | 奇瑞汽车股份有限公司 | Gearbox, hybrid power system and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109203986B (en) | 2024-04-26 |
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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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190418 Address after: Room 301, No. 17, Lane 20, Anyong Road, Jiading District, Shanghai, 201800 Applicant after: Wang Yanyun Address before: Room 301, Building 20, Lane 17, Anyong Road, Anting Town, Jiading District, Shanghai, 201800 Applicant before: SHANGHAI HANLAO AUTOMOBILE TECHNOLOGY Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200624 Address after: No.36, building 35, Lane 328, Hengyong Road, Jiading District, Shanghai, 201800 Applicant after: SHANGHAI SYNETEC POWER SYSTEM Co.,Ltd. Address before: Room 301, No. 17, Lane 20, Anyong Road, Jiading District, Shanghai, 201800 Applicant before: Wang Yanyun |
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