CN206537138U - A kind of many gear list transmission gear for electric motor for precursor vehicle - Google Patents
A kind of many gear list transmission gear for electric motor for precursor vehicle Download PDFInfo
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- CN206537138U CN206537138U CN201720201538.8U CN201720201538U CN206537138U CN 206537138 U CN206537138 U CN 206537138U CN 201720201538 U CN201720201538 U CN 201720201538U CN 206537138 U CN206537138 U CN 206537138U
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- gear
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Abstract
A kind of many gear list transmission gear for electric motor for precursor vehicle, including motor, double planet wheel rows of mixing mechanism, reduction gearing, differential mechanism, three clutches and two brake components.Pass through using cooperatively for each shifting element, the pure electric Drive Mode of three gears and the hybrid power drive pattern of four gears can be realized, the transmission device removes the clutch being connected with engine and axial workpiece is also used as the pure electric gear shift(ing)s of a many gears and used.
Description
Technical field
The utility model belongs to vehicle drive-train technical field, more particularly, to a kind of many gears for precursor vehicle
Single transmission gear for electric motor.
Background technology
Automobile dynamic system motorized has become a kind of development trend, technically integrated pure electronic and hybrid power mould
The plug-in of formula or extended-range power driven system, can not only meet the pure motor driving of short distance in city, may also reach up traditional vapour
The distance travelled of car, as technical scheme feasible at this stage.Exploitation use many gear driving devices of list motor not only can be with
The system effectiveness lifting under pure electronic and hybrid mode is realized, reduction product cost is also helped.
The content of the invention
Patent purpose of the present invention is to provide a kind of many gear list transmission gear for electric motor for precursor vehicle, can not only expire
Speed and dynamic property demand under sufficient electric-only mode, the hybrid mode that may also rely on many gears are realized in long range
Journey demand.In addition the transmission device is also used as a pure electric gear shift(ing) and used.
For achieving the above object, following technical scheme is proposed：
A kind of many gear list transmission gear for electric motor for precursor vehicle, including motor, double planet wheel rows of mixing mechanism, reducing gear
Wheel, differential mechanism, three clutches and two brake components, it is characterised in that：
The double planet wheel rows of mixing mechanism includes the first single planetary row and the second single planetary row, the first single planetary row and the second single file
The power coupling mechanism of star row's composition transmission device, first single planetary row includes the first sun gear, the first planetary gear, first
Planet carrier and the first external toothing, second single planetary row include the second sun gear, the second planetary gear, the second planet carrier and second
External toothing, the first planet carrier and the second external toothing connect and compose the first connecting shaft, while arranging the first brake on the first connecting shaft；
First external toothing and the second planet carrier connect and compose the second connecting shaft and as the power output shaft of power coupling mechanism, first sun
Wheel is arranged on the 3rd connecting shaft, while arrange second brake on the 3rd connecting shaft, the second sun gear by rotor axis of electric with
Rotor is connected, and motor stator is fixed on gear mechanism housing.Reduction gearing is installed on the second connecting shaft, transmission device is moved
Power is transferred to differential mechanism after double reduction gearing, is then travelled by half shaft-driven vehicle.
3rd connecting shaft and rotor axis of electric design for hollow shaft, transmission device center input shaft also cross the 3rd connecting shaft and
Rotor axis of electric, first clutch is set between transmission device center input shaft and the first connecting shaft, defeated at transmission device center
Enter and second clutch is set between axle and rotor axis of electric.Transmission device center input shaft is connected by flywheel vibration absorber and engine
Connect.
In order to realize the pure electric mode of three gears, it can also be set between the second connecting shaft and rotor axis of electric
3rd clutch.
In pure electric Drive Mode, control second clutch, which is opened, departs from engine, and the first brake of closure is by the
One connecting shaft locking, now planetary gears will be rotated with fixed drive ratio, can with larger gearratio output driving moment of torsion,
It is used as first gear electric-only mode.The first brake is controlled to open when speed is higher, while second brake closure is controlled, it is real
Show the 3rd connecting shaft locking, now mechanism of double planet wheel rows of mixing mechanism is worked with fixed drive ratio, is used as second gear electric-only mode.Individually
When closing three clutches, the second sun gear and the second planet carrier geo-stationary, now each element of mechanism of double planet wheel rows of mixing mechanism is all
It will be run with rotating speed, as third gear electric-only mode, vehicle can obtain high speed without causing motor in this mode
Rotating speed is too high.
When dynamical system needs to enter hybrid power drive pattern, control second clutch closure makes engine and motor
Armature spindle is connected, and is now closed at the first brake, is used as the first gear hybrid mode；When being closed at the second clutch
When device and second brake, second gear hybrid mode is used as；When being closed at first clutch and second clutch, make
It is now direct gear for third gear hybrid mode；When being closed at first clutch and second brake, is used as
Four gear hybrid modes, are now overgear, for higher speed operating mode.The transmission device can be realized under mixed dynamic model formula
The selection of four gears, in addition can further optimize the working condition of engine with the generated output of controlled motor.
Beneficial effect
A kind of many gear list transmission gear for electric motor for precursor vehicle that the present invention is provided, can not only meet pure electronic
Speed and dynamic property demand under pattern, the hybrid mode that may also rely on many gears realize the mileage requirement of long range,
In addition the transmission device is also used as a pure electric gear shift(ing) and used.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.
Embodiment 1
As shown in figure 1, a kind of many gear list transmission gear for electric motor for precursor vehicle, including motor EM, double planet wheel rows of mixing
Mechanism, reduction gearing, differential mechanism, three clutches and two brake components, it is characterised in that
The double planet wheel rows of mixing mechanism includes the first single planetary row and the second single planetary row, the first single planetary row and the second single file
The power coupling mechanism of star row's composition transmission device, the first single planetary row PG1 includes the first sun gear 4, the first planetary gear
5th, the first planet carrier PC1 and the first external toothing 6；The second single planetary row PG2 include the second sun gear 8, the second planetary gear 9,
Second planet carrier PC2 and the second external toothing 10.First planet carrier PC1 and the second external toothing 10 connect and compose the first connecting shaft 3, simultaneously
The first brake B1 is arranged on the first connecting shaft 3；First external toothing 6 connects and composes the second connecting shaft 7 with the second planet carrier PC2 and made
For the power output shaft of power coupling mechanism；First sun gear 4 is arranged on the 3rd connecting shaft 2, while being arranged on the 3rd connecting shaft 2
Second brake B2.Second sun gear 8 is connected by rotor axis of electric 11 with rotor 12, and motor stator 13 is fixed on transmission
On device case 0；3rd clutch C3 is set between the second connecting shaft 7 and rotor axis of electric 11.Transmission device center input shaft 1
It is connected by flywheel vibration absorber (FW) with engine, the 3rd connecting shaft 2 and rotor axis of electric 11 design for hollow shaft, in transmission device
Heart input shaft 1 sets first also cross the 3rd connecting shaft 2 and rotor axis of electric 11 between the connecting shaft 3 of center input shaft 1 and first
Clutch C1, sets second clutch C2 between transmission device center input shaft 1 and rotor axis of electric 11.In the second connecting shaft 7
Upper to install small reduction gearing 14, small reduction gearing 14 is engaged with the big retarding gear 15 on gear connecting shaft 16, is formed the first order and is subtracted
Speed.Small reduction gearing 17 on gear connecting shaft 16 is engaged with differential mechanism final gear 18, is formed the second level and is slowed down.Transmission device
Power is finally exported to the driving moment 21 of vehicle semiaxis 20 by differential mechanism 19 and rotated.
The present invention realizes the electric-only mode of three gears using Liang Ge single planetary rows mechanism and shifting element co-ordination
With the hybrid mode of four gears.Control logic relation between each mode of operation and shifting element is as shown in the table.
| Mode of operation | B1 | B2 | C1 | C2 | C3 |
| EV-1 | ● | 〇 | 〇 | 〇 | 〇 |
| EV-2 | 〇 | ● | 〇 | 〇 | 〇 |
| EV-3 | 〇 | 〇 | 〇 | 〇 | ● |
| HEV-1 | ● | 〇 | 〇 | ● | 〇 |
| HEV-2 | 〇 | ● | 〇 | ● | 〇 |
| HEV-3 | 〇 | 〇 | ● | ● | 〇 |
| HEV-4 | 〇 | ● | ● | 〇 | 〇 |
Note：〇-open mode；●-closure state.
(1) pure electric Drive Mode
When first brake B1 is individually closed, the first connecting shaft 3, which is locked out, to be fixed on transmission device casing, is used as first gear
Electric-only mode.Larger driving torque can be obtained under the gear, now the gearratio of motor to vehicle wheel side is：
iEV1=(- ipg2+1)*iFD
Wherein, ipg2(it is negative value, numerically equal to external tooth for single planetary row gearratio for the second planet row PG2 gearratios
Enclose the number of teeth divided by the sun gear number of teeth)；iFDFor base ratio.
When second brake B2 is individually closed, the 3rd connecting shaft 2 is locked on transmission device casing, now as second gear
Electric-only mode.The gear is used for higher speed operating mode, and now the gearratio of motor to vehicle wheel side is：
Wherein, ipg1(it is negative value for single planetary row gearratio, is numerically equal to outer for the first planet row (PG1) gearratio
The gear ring number of teeth divided by the sun gear number of teeth)；
When 3rd clutch C3 is individually closed, planet arrangement mechanism unitary rotation is not relatively rotated between each element, as
Third gear electric-only mode.The gear can obtain high speed without causing motor speed too high, and now motor is to vehicle wheel side
Gearratio be：
iEV3=1*iFD
(2) hybrid power drive pattern
When dynamical system enters hybrid power drive pattern, the transmission device can realize the engine work of four gears
Make state.
Second clutch C2 is closed, engine and motor realize coaxial transmission, be closed again the first brake B1, be now the
One gear hybrid mode, the gearratio of engine to vehicle wheel side is equal to iEV1。
When speed further increases, second clutch C2 and second brake B2 is closed, is now mixed as second gear
Dynamic mode, the gearratio of engine to vehicle wheel side is equal to iEV2。
When being closed at second clutch C2 and first clutch C1, each element of planet arrangement mechanism by unitary rotation, this
When be direct gear pattern, be defined as third gear hybrid mode, now engine to vehicle wheel side gearratio be equal to iEV3。
When speed further increases, first clutch C1 and second brake B2 is closed, now as overgear, definition
For fourth gear hybrid mode, now the gearratio of engine to vehicle wheel side is
In the case that battery electric quantity is sufficient, it can still start engine and carry out power-assisted, meet high pulling torque operating mode
Demand.
In order to simplify transmission device mechanical structure, the 3rd clutch can also be cancelled, only two gears of reservation is pure electronic
With the hybrid mode of four gears.
Claims (3)
1. a kind of many gear list transmission gear for electric motor for precursor vehicle, it includes motor, double planet wheel rows of mixing mechanism, reducing gear
If wheel, differential mechanism and dry-and wet-type shifting element, it is characterised in that:
The double planet wheel rows of mixing mechanism includes the first single planetary row and the second single planetary row, the first single planetary row and the second single planetary row
The power coupling mechanism of transmission device is constituted, first single planetary row includes the first sun gear, the first planetary gear, the first planet
Frame and the first external toothing, second single planetary row include the second sun gear, the second planetary gear, the second planet carrier and the second external tooth
Circle, first planet carrier and the second external toothing connect and compose the first connecting shaft, while the first brake is arranged on the first connecting shaft,
First external toothing and the second planet carrier connect and compose the second connecting shaft, the second connecting shaft as power coupling mechanism power output shaft,
First sun gear is arranged on the 3rd connecting shaft, while arranging second brake on the 3rd connecting shaft, the second sun gear passes through motor
Armature spindle is connected with rotor, and motor stator is fixed on gear mechanism housing, and reduction gearing, power are installed on the second connecting shaft
Differential mechanism is transferred to after double reduction gearing, is travelled through half shaft-driven vehicle.
2. a kind of many gear list transmission gear for electric motor for precursor vehicle according to claim 1, it is characterised in that：Institute
It is hollow shaft to state the 3rd connecting shaft and rotor axis of electric, and transmission device center input shaft is also cross the 3rd connecting shaft and rotor
Axle, first clutch is set between transmission device center input shaft and the first connecting shaft, in transmission device center input shaft and electricity
Second clutch is set between machine rotor axle, and transmission device center input shaft is connected by flywheel vibration absorber with engine.
3. a kind of many gear list transmission gear for electric motor for precursor vehicle according to claim 1, it is characterised in that：The
The 3rd clutch is additionally provided between two connecting shafts and rotor axis of electric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201538.8U CN206537138U (en) | 2017-03-03 | 2017-03-03 | A kind of many gear list transmission gear for electric motor for precursor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201538.8U CN206537138U (en) | 2017-03-03 | 2017-03-03 | A kind of many gear list transmission gear for electric motor for precursor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206537138U true CN206537138U (en) | 2017-10-03 |
Family
ID=59940635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720201538.8U Expired - Fee Related CN206537138U (en) | 2017-03-03 | 2017-03-03 | A kind of many gear list transmission gear for electric motor for precursor vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN206537138U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105358A (en) * | 2018-01-19 | 2018-06-01 | 科力远混合动力技术有限公司 | For the speed changer of preposition forerunner's hybrid electric vehicle |
| CN108215766A (en) * | 2018-01-19 | 2018-06-29 | 重庆大学 | Double planet row-type multimodal fusion actuating unit |
| CN108263201A (en) * | 2018-01-19 | 2018-07-10 | 重庆大学 | Double planet wheel rows of mixing power coupling transmission system |
| CN108859729A (en) * | 2018-06-28 | 2018-11-23 | 重庆大学 | A kind of single motor hybrid automobile power Multiple modes coupling power drive system |
| CN110303873A (en) * | 2019-06-27 | 2019-10-08 | 江门宇度科技有限责任公司 | A kind of power dividing type hybrid power coupling mechanism and its control method |
| CN111376700A (en) * | 2018-12-28 | 2020-07-07 | 广州汽车集团股份有限公司 | Hybrid power coupling system and vehicle |
| CN113561757A (en) * | 2021-06-30 | 2021-10-29 | 东风汽车集团股份有限公司 | Single-motor single-planetary-row multi-gear hybrid power gearbox and hybrid power vehicle |
-
2017
- 2017-03-03 CN CN201720201538.8U patent/CN206537138U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105358A (en) * | 2018-01-19 | 2018-06-01 | 科力远混合动力技术有限公司 | For the speed changer of preposition forerunner's hybrid electric vehicle |
| CN108215766A (en) * | 2018-01-19 | 2018-06-29 | 重庆大学 | Double planet row-type multimodal fusion actuating unit |
| CN108263201A (en) * | 2018-01-19 | 2018-07-10 | 重庆大学 | Double planet wheel rows of mixing power coupling transmission system |
| CN108263201B (en) * | 2018-01-19 | 2020-07-31 | 重庆大学 | Double-planet-row power coupling transmission system |
| CN108215766B (en) * | 2018-01-19 | 2020-07-31 | 重庆大学 | Double-planet row type multi-mode hybrid power transmission device |
| CN108859729A (en) * | 2018-06-28 | 2018-11-23 | 重庆大学 | A kind of single motor hybrid automobile power Multiple modes coupling power drive system |
| CN108859729B (en) * | 2018-06-28 | 2021-04-06 | 重庆大学 | Multimode coupling power transmission system of single-motor hybrid electric vehicle |
| CN111376700A (en) * | 2018-12-28 | 2020-07-07 | 广州汽车集团股份有限公司 | Hybrid power coupling system and vehicle |
| CN110303873A (en) * | 2019-06-27 | 2019-10-08 | 江门宇度科技有限责任公司 | A kind of power dividing type hybrid power coupling mechanism and its control method |
| CN113561757A (en) * | 2021-06-30 | 2021-10-29 | 东风汽车集团股份有限公司 | Single-motor single-planetary-row multi-gear hybrid power gearbox and hybrid power vehicle |
| CN113561757B (en) * | 2021-06-30 | 2023-04-25 | 东风汽车集团股份有限公司 | Single-motor single-planet-row multi-gear hybrid transmission and hybrid vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20200303 |
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| CF01 | Termination of patent right due to non-payment of annual fee |