CN206031049U - Increase form electric automobile transmission - Google Patents
Increase form electric automobile transmission Download PDFInfo
- Publication number
- CN206031049U CN206031049U CN201621064921.5U CN201621064921U CN206031049U CN 206031049 U CN206031049 U CN 206031049U CN 201621064921 U CN201621064921 U CN 201621064921U CN 206031049 U CN206031049 U CN 206031049U
- Authority
- CN
- China
- Prior art keywords
- clutch
- gear
- planet carrier
- electric
- actuating device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides an increase form electric automobile transmission, includes motor, single file star row, reducing gear, differential mechanism and three clutch component, and wherein planet row's sun gear is fixed on the transmission casing, and the planet carrier is as power take off. The motor passes through the clutch can be connected the drive mode that realize two fender positions with exclusive ring gear of planet and planet carrier respectively. The engine passes through clutch and electric motor rotor hub connection, realizes increasing the hybrid drive under the journey mode. This transmission removes the clutch of being connected with the engine and just can regard as two to keep off the use of pure electric transmission with an axle type part.
Description
Technical field
This utility model is related to vehicle drive-train technical field, fills more particularly, to a kind of transmission of stroke-increasing electric automobile
Put.
Background technology
Environmental pollution and problems of energy consumption so that new-energy automobile is greatly developed, current pure power driven system are also deposited
In the problem to be solved such as some distance travelleds, manufacturing cost.The integrated pure electronic and hybrid mode in technical scheme
Extended-range power driven system, can not only meet the pure motor driving of short distance in city, may also reach up in the traveling of orthodox car
Journey, becomes technical scheme feasible at this stage.
Extended-range scheme more at present all adopts the fixed speed ratio of single motor to drive in pure motorized motions so that motor
Working condition depends entirely on traveling road conditions, and system effectiveness cannot optimize.Therefore two gear of exploitation or more gear extended-range transmission dress
Put and be beneficial to lift system work efficiency.
The content of the invention
Goal of the invention of the present utility model is to overcome the shortcomings of prior art, there is provided a kind of two keep off the electronic vapour of extended-range
Car actuating device, not only can meet the speed and dynamic property requirement under electric-only mode, may also rely on hybrid mode
Realize the mileage requirement of long range.In addition the actuating device is also used as the pure electric gear shift(ing) use of two gears.
For achieving the above object, propose following technical scheme：
A kind of stroke-increasing electric automobile actuating device, including motor, single planetary row, reduction gearing, differential mechanism and three from
Clutch element.The actuating device adopts a single planetary row mechanism, including sun gear, planetary gear, planet carrier and external toothing；
The sun gear is fixed on gear mechanism housing, power output of the planet carrier as actuating device, and passes through double reduction tooth
Power is transferred to differential mechanism, half shaft-driven vehicles of Jing traveling by wheel mechanism.The external toothing is connected with the first connecting shaft, and first
First clutch is set between connecting shaft and rotor axis of electric；Second clutch is set between the planet carrier and rotor axis of electric
Device.
Electromotor is connected with transmission input shaft by flywheel vibration absorber, is turned with motor in the tumbler input shaft
3rd clutch is set between sub- axle, the Driven by Coaxial that the 3rd clutch closure can realize electromotor and motor is controlled.
In pure electric Drive Mode, the 3rd clutch of control is opened and departs from electromotor.Due to the sun of single planetary row
Wheel is fixed, and planetary gears will be rotated with fixed drive ratio.When first clutch is closed, rotor axis of electric is connected with external toothing
Connect, larger driving torque can be exported, as first gear electric-only mode.When speed is higher, second clutch list is controlled
Solely close, rotor axis of electric is connected with planet carrier, used as second gear electric-only mode.Need when gear switches simultaneously to first
Clutch and second clutch carry out Sliding Control, reduce output torque fluctuation in gear handoff procedure.
When battery electric quantity is not enough, dynamical system is entered and increases journey drive pattern, and control the 3rd clutch closure makes electromotor
It is connected with rotor axis of electric.Now electromotor can work independently, it is also possible to while drive motor generates electricity.Increasing journey drive pattern
Under, the drive pattern of two gears is realized by controlling first clutch and second clutch closure respectively.Can now control
The generated output of motor realizes the optimization to engine working point, reduces the limitation that two gears are adjusted to electromotor.
Beneficial effect
A kind of stroke-increasing electric automobile actuating device that this utility model is provided, not only can meet under electric-only mode
Speed and dynamic property require that may also rely on the mileage requirement that hybrid mode realizes long range, the in addition transmission is filled
Put and be also used as the pure electric gear shift(ing) use of two gears.
Description of the drawings
Accompanying drawing 1 is the structural representation of this utility model embodiment 1；
Accompanying drawing 2 is the structural representation of this utility model embodiment 2；
Accompanying drawing 3 is the structural representation of this utility model embodiment 3；
Accompanying drawing 4 is the structural representation of this utility model embodiment 4.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is described in further detail.
Embodiment 1
As shown in figure 1, a kind of stroke-increasing electric automobile actuating device for precursor vehicle, including motor EM, single file star
Row, reduction gearing, differential mechanism and three clutch elements.The actuating device adopts a single planetary row mechanism, including the sun
Wheel 4, planetary gear 5, planet carrier 3 and external toothing 6；The sun gear 4 is fixed on gear mechanism housing, 3 conduct of the planet carrier
Little reduction gearing 11 and the big retarding gear 12 on gear connecting shaft 15 are installed in the power output of actuating device, and planet carrier 3
Engagement, forms the first order and slows down.Little reduction gearing 13 on gear connecting shaft 15 is engaged with differential mechanism final gear 14, forms the
Double reduction.Actuating device power is finally exported to 2 driving moment 16 of car load semiaxis by differential mechanism 17 and is rotated.
The external toothing 6 is connected with the first connecting shaft 7, and between the first connecting shaft 7 and rotor axis of electric 8 arranges the first clutch
Device C1；Second clutch C2 is set between the planet carrier 3 and rotor axis of electric 8.The rotor axis of electric 8 and rotor
9 connections, motor stator 10 are fixed on gear mechanism housing.
Electromotor is connected with transmission input shaft 1 by flywheel vibration absorber FW, in the tumbler input shaft 1 and electricity
3rd clutch C3 is set between machine rotor axle 8.Control the 3rd clutch C3 closures and can realize that electromotor and motor EM's is same
Axle drives.
The present invention realizes electric-only mode and the mixing of two gears using single planetary row and clutch unit work in combination
Power drive mode.As the sun gear 4 in planet row is fixed on housing, planet arrangement mechanism can only be turned with fixed drive ratio
It is dynamic, rotor axis of electric 8 is connected with external toothing 6 or planet carrier 3 by the closure of clutch C1, C2, so as to realize two fixations
Transmission speed ratio.During electromotor intervention work, dynamical system is still worked using the two gear ratios, now by controlled motor
Generated output optimizes the working condition of electromotor, reduces the limitation that two gears are adjusted to electromotor.
Control logic relation between each mode of operation and clutch gear-shift element is as shown in the table.
Note：- open mode；●-closure state.
(1) pure electric Drive Mode：
When first clutch C1 is individually closed, rotor axis of electric 8 is connected with external toothing 6, used as the pure electronic mould of first gear
Formula.Larger driving torque can be obtained under the gear, and now the gear ratio of motor to vehicle wheel side is：
Wherein, i0For planet row gear ratio（Single planetary row gear ratio is negative value, and the numerically equal to external toothing number of teeth removes ether
Positive tooth number）；iFDFor base ratio.
When second clutch C2 is individually closed, rotor axis of electric 8 is connected with planet carrier 3, used as the pure electronic mould of second gear
Formula, it is too high without causing motor speed that the gear can obtain higher speed.Now the gear ratio of motor to vehicle wheel side is：
(2) hybrid power drive pattern：
When battery electric quantity is relatively low, engine start enters increasing journey hybrid mode and completes mileage requirement.Control the 3rd
Clutch C3 is closed, and electromotor and motor realize coaxial transmission.
When the 3rd clutch C3 and first clutch C1 is closed at, electromotor and Motor torque by external toothing according to
Fixed drive ratioi 1 Vehicle traveling is driven, now the generated output of controlled motor is optimizing engine behavior.The Working mould
Formula is defined as the mixed operation modes of starting building of HEV-1.
When the 3rd clutch C3 and second clutch C2 is closed at, electromotor and Motor torque pass through planet carrier to consolidate
Stable drive ratioi 2 Drive vehicle traveling.The mode of operation is defined as the mixed operation modes of starting building of HEV-2.
Even if in the case of battery electric quantity abundance, can still start electromotor carries out power-assisted, meets high pulling torque operating mode
Demand.
Embodiment 2
Remove the parts related to electromotor connection and the 3rd clutch C3 on the basis of 1 scheme of embodiment, will pass
Dynamic device is simplified to the pure electric gear shift(ing) of two gears of a precursor vehicle, and organization plan is as shown in Figure 2.In this scenario due to only
There is Motor drive, it is contemplated that motor can bear rotating speed operation, therefore double-reduction gear structure can also be simplified to single gear
Slow down.
Embodiment 3
The relative position for adjusting electromotor, motor and planet arrangement mechanism on the basis of embodiment 1 obtains as shown in Figure 3
For the actuating device of longitudinal rear-guard vehicle.Planet carrier 3 is connected with car load final gear as the output shaft of actuating device.
Embodiment 4
Remove the parts related to electromotor connection and the 3rd clutch C3 on the basis of embodiment 3, by transmission dress
The pure electric gear shift(ing) of two gears for being simplified to a longitudinal rear-guard vehicle is put, organization plan is as shown in Figure 4.
Claims (3)
1. a kind of stroke-increasing electric automobile actuating device, it include motor, single planetary row, reduction gearing, differential mechanism and three from
Clutch, it is characterised in that：
The single planetary row includes sun gear, planetary gear, planet carrier and external toothing, and the sun gear is fixed on gear mechanism housing
On, planet carrier is the power take-off mechanism of actuating device, is provided with reduction gearing power is transferred to differential mechanism on planet carrier, institute
State external toothing to be connected with the first connecting shaft, and first clutch is set between the first connecting shaft and rotor axis of electric, the planet carrier
Second clutch is set between rotor axis of electric.
2. a kind of stroke-increasing electric automobile actuating device according to claim 1, it is characterised in that：Electromotor passes through flywheel
Vibroshock is connected with the input shaft of the actuating device, between the transmission input shaft and rotor axis of electric arrange the 3rd from
Clutch.
3. a kind of stroke-increasing electric automobile actuating device according to claim 1 and 2, it is characterised in that：Described first from
Clutch, second clutch, the 3rd clutch are multi-sheet wet-type shifting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064921.5U CN206031049U (en) | 2016-09-20 | 2016-09-20 | Increase form electric automobile transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064921.5U CN206031049U (en) | 2016-09-20 | 2016-09-20 | Increase form electric automobile transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206031049U true CN206031049U (en) | 2017-03-22 |
Family
ID=58296059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621064921.5U Expired - Fee Related CN206031049U (en) | 2016-09-20 | 2016-09-20 | Increase form electric automobile transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206031049U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108263198A (en) * | 2018-01-19 | 2018-07-10 | 重庆大学 | Multimodal fusion actuating unit |
| CN108725177A (en) * | 2018-07-03 | 2018-11-02 | 陈海军 | A kind of single planetary gear hybrid gearbox system |
| CN113928105A (en) * | 2021-11-16 | 2022-01-14 | 上海大学 | Single-motor range-extending type power off-axis transmission device |
-
2016
- 2016-09-20 CN CN201621064921.5U patent/CN206031049U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108263198A (en) * | 2018-01-19 | 2018-07-10 | 重庆大学 | Multimodal fusion actuating unit |
| CN108725177A (en) * | 2018-07-03 | 2018-11-02 | 陈海军 | A kind of single planetary gear hybrid gearbox system |
| CN113928105A (en) * | 2021-11-16 | 2022-01-14 | 上海大学 | Single-motor range-extending type power off-axis transmission device |
| CN113928105B (en) * | 2021-11-16 | 2023-07-25 | 上海大学 | Single motor extended range type power off-axis transmission device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20190920 |